1 2007-07-15 Andrew Haley <aph@redhat.com>
3 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4 before looking in the context.
6 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
14 to generate .CALLINFO statement.
15 (hppa_expand_prologue): Set rp_saved.
16 (hppa_expand_epilogue): Use rp_saved.
17 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
18 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
20 2007-07-14 Dirk Mueller <dmueller@suse.de>
22 * omega.c (coalesce): Fix memory leak on early exit.
23 * matrix-reorg.c (check_allocation_function): Likewise.
24 * tree-vect-transform.c (vect_get_new_vect_var): free result
26 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
27 pass pointer to edge vector
28 (partition_hot_cold_basic_blocks): Fix memory leak.
29 * collect2.c (prefix_from_string): Free temporary storage.
30 * reload1.c (fixup_abnormal_edges): Free sbitmap.
32 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
34 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
35 (DO_GLOBAL_DTORS_BODY): Likewise.
37 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
38 Nigel Stephens <nigel@mips.com>
40 * config/mips/mips.c (mips_classify_symbol): Don't return
41 SYMBOL_SMALL_DATA for constant pool addresses if
42 TARGET_EMBEDDED_DATA is true.
44 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
47 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
48 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
49 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
50 __builtin_ia32_storehps, __builtin_ia32_storelps,
51 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
52 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
53 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
54 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
55 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
56 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
57 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
58 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
59 using def_builtin_const.
61 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
63 PR tree-optimization/32705
64 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
65 (simplify_binary_expression): Use SSA_VAL consistently.
67 2007-07-13 David Edelsohn <edelsohn@gnu.org>
69 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
70 (SPEFSCR_REGNO): Delete definition.
71 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
72 COUNT_REGISTER_REGNUM -> CTR_REGNO.
73 * config/rs6000/rs6000.h: Do not define *_REGNO.
74 LINK_REGISTER_REGNUM -> LR_REGNO.
75 COUNT_REGISTER_REGNUM -> CTR_REGNO.
76 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
77 COUNT_REGISTER_REGNUM -> CTR_REGNO.
78 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
79 R_VRSAVE, R_VSCR. Use them.
80 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
81 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
82 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
83 * config/rs6000/aix.h: Define R_LR. Use it.
85 2007-07-13 Caroline Tice <ctice@apple.com>
87 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
88 flag_var_tracking is explicitly turned off (i.e. when variable
89 tracking is not feasible); otherwise, turn flag_var_tracking on when
90 flag_var_tracking_uninit is on.
91 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
92 note definitions, to allow recording of initialization status in the
94 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
95 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
96 determine if two note locations are equal.
97 (output_loc_list): Don't output list entries whose start & end labels
99 (reg_loc_descriptor): Add parameter for initialization status; pass it
100 to other loc descriptor functions.
101 (one_reg_loc_descriptor): Add parameter for initialization status;
102 check its value and add DW_OP_GNU_uninit to returned loc descr if
104 (multiple_reg_loc_descriptor): Add parameter for initialization
106 pass init status argument to other loc descriptor functions; check
107 value of intialization parameter and add DW_OP_GNU_uninit to returned
108 loc descr if appropriate.
109 (based_loc_descr): Add parameter for initialization status; add new
110 variable for return value; check value of initialization parameter and
111 add DW_OP_GNU_uninit to returned loc descr if appropriate.
112 (concatn_mem_loc_descriptor): Add parameter for initialization status;
113 pass init status argument to other loc descriptor functions; check
114 value of intialization parameter and add DW_OP_GNU_uninit to returned
115 loc descr if appropriate.
116 (mem_loc_descriptor): Likewise.
117 (concat_loc_descriptor): Likewise.
118 (concatn_loc_descriptor): Likewise.
119 (loc_descriptor): Add parameter for initialization status; pass it as
120 argument to other loc descriptor function calls.
121 (loc_descriptor_from_tree_1): Add appropriate initialization status
122 to loc descriptor function calls.
123 (add_location_or_const_value_attribute): Get initialization status
124 from VAR_LOCATION note; add initialization status to loc descriptor
126 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
127 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
128 status is uninitialized, add "[uninint]" to output.
129 * common.opt (fvar-tracking-uninit): New option, similar to
130 fvar-tracking, to turn on tracking of uninitialized variables; creates
131 a new global flag, flag_var_tracking_uninit.
132 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
133 (enum var_init_status): New type, for var initialization status field.
134 * var-tracking.c (struct location_chain_def): Two new fields, init,
135 for initialization status, and set_src for the assignment value expr.
136 (unshare_variable): New parameter for initialization status;
137 initialize new init and set_src fields.
138 (var_reg_set): New parameters for initialization status and value;
139 pass them to set_variable_part.
140 (var_mem_set): Likewise.
141 (get_init_value): New function.
142 (var_reg_delete_and_set): New initialization status & value
143 parameters; add call to get_init_value if status is unknown; pass new
144 parameters to clobber_variable_part and var_reg_set.
145 (var_mem_delete_and_set): Likewise.
146 (var_reg_delete): Pass null set_src value to clobber_variable_part.
147 (var_mem_delete): Likewise.
148 (variable_union): Pass status to unshare_variable; initialize new init
149 and set_src fields. If flag_var_tracking_uninit is not set, force
150 status to initialized.
151 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
152 used later to get the set_src value.
153 (find_src_status): New function.
154 (find_src_set_src): New function.
155 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
156 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
157 MO_SET, get set_src value and pass it to var_reg_delete_and_set
158 and var_mem_delete_and_set.
159 (dump_variable): Print out "[uninit]" if appropriate.
160 (set_variable_part): Add new initialization and set_src parameters;
161 pass status to unshare_variable; set node->init and node- >set_src
162 fields and modify slot in hash table appropriately; save the init and
163 set_src values if appropriate and assign to the new node.
164 (clobber_variable_part): New set_src parameter; if two nodes have
165 same variable and same location but different set_src (assignment)
166 values, clobber old node.
167 (delete_variable_part): Pass init status to unshare_variable.
168 (emit_note_insn_var_location): Add initialized var; assign var's init
169 status to new 'initialized'; pass new init status field to calls to
170 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
171 status to initialized.
172 (emit_notes_in_bb): Pass initialization status to calls to
173 var_reg_set, var_mem_set, var_reg_delete_and_set and
174 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
175 var_reg_delete_and_set and var_mem_delete_and_set; call
176 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
177 make up for change in add_stores.
178 (vt_add_function_parameters): Add status to calls to
180 * config/darwin.c (darwin_override_options): Turn on uninitialized
181 tracking automatically, if var_tracking is on and the system is
184 2007-07-13 Sa Liu <saliu@de.ibm.com>
186 * config.gcc: Add options for arch and tune on SPU.
187 * config/spu/predicates.md: Add constant operands 0 and 1.
188 * config/spu/spu-builtins.def: Add builtins for double precision
189 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
190 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
192 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
194 * config/spu/spu-protos.h: Add new function prototypes.
195 * config/spu/spu.c (spu_override_options): Check options -march and
197 (spu_comp_icode): Add comparison code for DFmode and vector mode.
198 (spu_emit_branch_or_set): Use the new code for DFmode and vector
200 (spu_const_from_int): New. Create a vector constant from 4 ints.
201 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
202 (spu_emit_vector_compare): New. Emit vector compare.
203 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
204 * config/spu/spu.h: Add options -march and -mtune. Define processor
205 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
206 CANONICALIZE_COMPARISON.
207 * config/spu/spu.md: Add new insns for double precision compare
208 and double precision vector compare. Add vcond and smax/smin patterns
209 to enable DFmode vector conditional expression.
210 * config/spu/spu.opt: Add options -march and -mtune.
211 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
212 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
213 both CELL and CELLEDP targets: spu_testsv.
214 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
217 2007-07-13 Richard Guenther <rguenther@suse.de>
219 PR tree-optimization/32721
220 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
221 TREE_THIS_VOLATILE on the folded reference.
222 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
223 if the array reference has TREE_THIS_VOLATILE set.
225 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
228 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
230 2007-07-13 Andreas Schwab <schwab@suse.de>
232 * gengtype-lex.l: Allow declarations to be indented.
234 2007-07-12 Geoffrey Keating <geoffk@apple.com>
236 * ginclude/tgmath.h: New.
237 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
238 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
239 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
240 * configure: Regenerate.
242 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
244 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
245 correct index when setting register save state for xd
248 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
250 * config/sh/sh.c (mark_use): Remove.
252 2007-07-12 Paul Brook <paul@codesourcery.com>
254 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
255 reg does not overlap return value.
257 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
259 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
260 (set_expression_vuses): Ditto.
261 (init_pre): Initialize expression_vuses.
263 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
265 * config/i386/sse.md (storentdf, storentsf): New.
267 2007-07-12 Geoffrey Keating <geoffk@apple.com>
269 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
271 * tree.c (build_decl_stat): Move code from here...
272 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
273 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
274 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
275 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
276 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
279 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
280 Devang Patel <dpatel@apple.com>
282 PR tree-optimization/25413
283 * targhooks.c (default_builtin_vector_alignment_reachable): New.
284 * targhooks.h (default_builtin_vector_alignment_reachable): New.
285 * tree.h (contains_packed_reference): New.
286 * expr.c (contains_packed_reference): New.
287 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
288 (vect_enhance_data_refs_alignment): Call
289 vector_alignment_reachable_p.
290 * target.h (vector_alignment_reachable): New builtin.
291 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
292 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
293 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
295 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
297 * target.h (builtin_vectorization_cost): Add new target builtin.
298 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
299 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
300 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
301 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
302 uninitialized variables.
303 * tree-vect-transform.c (cost_for_stmt): New function.
304 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
305 using cost 1 for all scalar stmts. Be less conservative when
306 estimating the number of prologue/epulogue iterations. Call
307 targetm.vectorize.builtin_vectorization_cost. Return
308 min_profitable_iters-1.
309 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
310 initialization cost instead of TARG_VEC_STMT_COST. Use
311 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
312 epilogue code. Fix epilogue cost computation.
313 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
314 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
315 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
316 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
317 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
318 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
320 2007-07-12 Richard Guenther <rguenther@suse.de>
322 * gimplify.c (gimplify_conversion): Make sure that the result
323 from maybe_fold_offset_to_reference is trivially convertible
324 to the desired type before doing the simplification.
325 (gimplify_expr): Likewise.
326 * fold-const.c (fold_binary): Use the correct types for
327 building the simplified expression.
329 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
331 PR rtl-optimization/32729
332 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
333 that fallthru to exit.
335 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
337 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
338 (symDTPOFF2reg): Likewise.
340 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
342 PR tree-optimization/32663
344 * tree.h (VALUE_HANDLE_VUSES): Remove.
345 (struct tree_value_handle): Remove vuses.
347 * tree-vn.c (create_value_handle_for_expr): Don't set
350 * tree-ssa-pre.c (expression_vuses): New.
351 (alloc_expression_id): Set up expression_vuses.
352 (get_expression_vuses): New.
353 (set_expression_vuses): Ditto.
354 (clear_expression_ids): Modify for expression_vuses.
355 (phi_translate_1): Ditto.
356 (phi_translate_set): Ditto.
357 (value_dies_in_block_x): Ditto
358 (valid_in_sets): Ditto.
359 (add_to_sets): Ditto.
360 (find_existing_value_expr): Ditto.
361 (create_value_handle_for_expr): Ditto.
362 (make_values_for_stmt): Ditto.
363 (vuse_equiv): Remove.
365 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
367 * Makefile.in (mostlyclean): Remove object files.
369 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
371 * toplev.c (no_new_pseudos): Deleted.
372 * rtl.h (no_new_pseudos): Deleted.
373 * tree-pass.h (pass_no_new_pseudos): Deleted.
374 * passes.c (pass_no_new_pseudos): Deleted.
375 * final.c (rest_of_clean_state): Removed no_new_pseudos.
376 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
377 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
379 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
380 * rtlhooks.c (gen_lowpart_general): Ditto.
381 * optabs.c (prepare_operand): Ditto.
382 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
384 * modulo-sched.c (rest_of_handle_sms): Ditto.
385 * see.c (rest_of_handle_see): Ditto.
386 * ifcvt.c (if_convert): Ditto.
387 (gate_handle_if_after_combine): Replaced no_new_pseudos with
389 * init-regs.c (gate_initialize_regs): Deleted set of
391 * lower-subreg.c (decompose_multiword_subregs): Ditto.
392 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
393 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
395 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
398 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
399 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
400 (*vec_extractv2di_1_rex64): New insn pattern.
402 2007-07-11 David Daney <ddaney@avtrex.com>
404 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
405 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
406 for SIGNAL_UNWIND_RETURN_COLUMN.
407 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
408 (DWARF_FRAME_REGNUM): Rewrite.
409 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
411 2007-07-11 Nick Clifton <nickc@redhat.com>
413 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
414 delta and use gen_int_mode in place of GET_INT instead.
416 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
418 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
421 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
423 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
424 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
426 * params.h (VERIFY_CANONICAL_TYPES): Remove.
427 (USE_CANONICAL_TYPES): New.
428 * doc/invoke.texi (verify-canonical-types): Remove.
429 (use-canonical-types): Add.
431 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
433 * config/spu/spu.c (spu_optimization_options): Remove setting of
434 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
435 (spu_override_options): Move it here.
437 2007-07-11 Richard Sandiford <richard@codesourcery.com>
439 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
440 * config/mips/mips.c (mips_cpu_info_table): Mention
441 MIPS_ISA_LEVEL_SPEC in the comment.
443 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
445 PR tree-optimization/32713
446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
448 2007-07-11 Paolo Carlini <pcarlini@suse.de>
451 * c-opts.c (c_common_post_options): Do not change flag_complex_method
452 conditional to flag_isoc99.
453 (c_common_init_options): Do it here, unconditionally.
455 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
457 PR tree-optimization/32589
458 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
459 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
460 * tree-ssa-propagate.c (valid_gimple_expression_p): New
461 predicate, extracted from...
462 (set_rhs): ...here. Call it for the expression on entry.
463 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
464 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
465 (simplify_binary_expression): Use valid_gimple_expression_p
466 to validate the simplification.
467 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
469 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
471 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
472 DWARF2_DEBUG on 32 bit target too.
473 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
475 2007-07-11 Nick Clifton <nickc@redhat.com>
477 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
478 version for 64-bit hosts.
480 2007-07-10 David Daney <ddaney@avtrex.com>
482 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
484 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
486 * config/mips/mips.c (mips_expand_synci_loop): New function.
487 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
488 (UNSPEC_RDHWR): Same.
489 (UNSPEC_SYNCI): Same.
491 (clear_cache): New expand.
495 (clear_hazard): Same.
496 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
498 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
499 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
501 2007-07-10 Ian Lance Taylor <iant@google.com>
503 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
506 2007-07-10 David Daney <ddaney@avtrex.com>
508 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
509 * builtins.c (expand_builtin___clear_cache): New function.
510 (expand_builtin): Call expand_builtin___clear_cache for
511 BUILT_IN_CLEAR_CACHE case.
512 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
513 * doc/md.texi (clear_cache): Document new instruction pattern.
514 * testsuite/gcc.dg/builtins-64.c: New test.
516 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
518 * config/cris/cris.md ("movsi"): Fix typo in last change.
520 2007-07-09 Geoffrey Keating <geoffk@apple.com>
523 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
525 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
526 * varasm.c (assemble_start_function): Honor DECL_ALIGN
527 for FUNCTION_DECLs. Don't use align_functions_log if
529 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
530 even for FUNCTION_DECLs.
531 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
533 * tree.h (DECL_ALIGN): Update for new location of 'align'.
534 (DECL_FUNCTION_CODE): Update for new location and name of
536 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
537 (struct tree_decl_common): Move 'align' and 'off_align' out
538 of union, ensure they're still on a 32-bit boundary. Remove
539 other fields in union 'u1'.
540 (struct tree_function_decl): Add field 'function_code' replacing
541 'u1.f' in tree_decl_common.
542 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
543 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
544 (Variable Attributes): Cross-reference 'aligned' attribute
545 to Function Attributes.
546 * flags.h (force_align_functions_log): Delete.
547 * toplev.c (force_align_functions_log): Delete.
549 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
552 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
553 (*vec_concatv2di_rex): New insn pattern.
555 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
558 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
560 2007-07-10 Ian Lance Taylor <iant@google.com>
562 Replace no_new_pseudos in backends.
563 * rtl.h (can_create_pseudo_p): Define.
564 * config/darwin.c (machopic_indirect_data_reference): Use
565 can_create_pseudo_p () instead of no_new_pseudos.
566 (machopic_indirect_data_reference): Likewise.
567 (machopic_legitimize_pic_address): Likewise.
568 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
569 (alpha_emit_set_const_1): Likewise.
570 (alpha_emit_set_const): Likewise.
571 (alpha_emit_conditional_move): Likewise.
572 (alpha_split_conditional_move): Likewise.
573 * config/alpha/alpha.md (various splitters): Likewise.
575 * config/arm/arm.c (legitimize_pic_address): Likewise.
576 (arm_load_pic_register): Likewise.
577 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
578 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
579 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
580 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
581 * config/cris/cris.md (movsi): Likewise.
582 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
583 (symGOTOFF2reg_hilo): Likewise.
584 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
585 * config/h8300/h8300.md (insv, extzv): Likewise.
586 * config/i386/i386.c (ix86_expand_move): Likewise.
587 (ix86_expand_vector_move): Likewise.
588 (ix86_prepare_fp_compare_args): Likewise.
589 (ix86_expand_carry_flag_compare): Likewise.
590 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
591 (tls_dynamic_gnu2_combine_32): Likewise.
592 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
593 * config/ia64/ia64.c (ia64_expand_move): Likewise.
594 (ia64_expand_movxf_movrf): Likewise.
595 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
596 (m32c_split_move): Likewise.
597 (m32c_expand_insv): Likewise.
598 * config/m68k/m68k.md (movsi): Likewise.
599 * config/mips/mips.c (mips_force_temporary): Likewise.
600 (mips_split_symbol): Likewise.
601 (mips_move_integer): Likewise.
602 (mips_legitimize_const_move): Likewise.
603 * config/mn10300/mn10300.md (movsi): Likewise.
604 * config/pa/pa.c (emit_move_sequence): Likewise.
605 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
606 (rs6000_got_register): Likewise.
607 (create_TOC_reference): Likewise.
608 (rs6000_machopic_legitimize_pic_address): Likewise.
609 * config/rs6000/rs6000.md (add<mode>3): Likewise.
610 (various splitters): Likewise.
611 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
612 (movsi_got): Likewise.
613 * config/s390/s390.c (emit_symbolic_move): Likewise.
614 * config/s390/s390.md (movhi, movqi): Likewise.
615 (load_multiple, store_multiple): Likewise.
616 * config/score/score.c (score_force_temporary): Likewise.
617 * config/sh/sh.c (prepare_move_operands): Likewise.
618 (prepare_cbranch_operands): Likewise.
619 (emit_fpu_switch): Likewise.
620 (fpscr_set_from_mem): Likewise.
621 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
622 (adddi3, subsi3): Likewise.
623 (various splitters): Likewise.
624 (divsi_inv_fp_combine): Likewise.
625 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
626 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
628 * config/sh/predicates.md (xor_operand): Likewise.
629 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
630 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
631 (movdi_pic_label_ref): Likewise.
632 * config/spu/spu.c (spu_split_immediate): Likewise.
633 * config/alpha/alpha.md (various splitters): Remove test
634 !no_new_pseudos || reload_completed.
635 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
637 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
638 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
639 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
640 * config/score/score.c (th_output_mi_thunk): Likewise.
641 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
642 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
644 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
646 PR rtl-optimization/32664
647 * mode-switching.c (create_pre_exit): Skip barrier insns.
649 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
651 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
652 force_gimple_operand_bsi.
653 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
654 rewrite_use_compare): Ditto.
655 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
657 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
658 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
659 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
660 * tree-profile.c (prepare_instrumented_value,
661 tree_gen_interval_profiler, tree_gen_pow2_profiler,
662 tree_gen_one_value_profiler, tree_gen_ic_profiler,
663 tree_gen_ic_func_profiler, tree_gen_average_profiler,
664 tree_gen_ior_profiler): Ditto.
665 * tree-ssa-reassoc.c (negate_value): Ditto.
666 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
667 Use force_gimple_operand_bsi.
668 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
669 * tree-if-conv.c (add_to_dst_predicate_list,
670 find_phi_replacement_condition): Ditto.
671 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
672 Call mark_symbols_for_renaming for new statements.
673 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
675 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
677 * cfghooks.c (remove_edge): New function.
678 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
680 * cfghooks.h (remove_edge): Declare.
681 * cfg.c (remove_edge): Renamed to remove_edge_raw.
682 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
684 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
686 * optabs.h: Added declaration for signbit_optab.
687 * optabs.c: (init_optabs): Added initialization for signbit_optab.
688 * genoptinit.c (optabs): Added entry for signbit insns.
689 * builtins.c (expand_builtin_signbit): Added code to use a signbit
691 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
692 * config/s390/s390.md (signbit<mode>2): New expander.
694 2007-07-09 Richard Guenther <rguenther@suse.de>
697 * fold-const.c (fold_plusminus_mult_expr): Move constant
698 arguments second to allow decomposing.
700 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
703 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
705 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
706 Disregard DECL_FROM_INLINE.
708 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
711 * doc/invoke.texi: Add ftree-reassoc flag.
712 * common.opt (ftree-reassoc): New flag.
713 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
714 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
716 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
718 PR tree-optimization/32681
719 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
720 saved in second_edge->aux when first_bb is a loop header.
722 2007-07-09 Jan HUbicka <jh@suse.cz>
724 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
726 2007-07-09 Richard Guenther <rguenther@suse.de>
728 * c-decl.c (start_function): Do not promote return type.
730 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
732 * function.c (do_warn_unused_parameter): Do not warn if
733 TREE_NO_WARNING is set.
735 2007-07-08 Andreas Schwab <schwab@suse.de>
737 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
739 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
742 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
744 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
745 apply to assembly language, too.
746 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
748 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
750 Revert (note the sccvn portions are *not* reverted)
751 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
753 Fix PR tree-optimization/23488
755 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
757 * tree-flow-inline.h (get_value_handle): Ditto.
758 * tree-ssa-pre.c (decl_vh_map): New.
759 (decl_node_pool): New.
760 (can_value_number_operation): Support DECL_P.
761 (can_PRE_operation): Ditto.
762 (create_expression_by_pieces): Ditto.
763 (find_existing_value_expr): Modify to differnetiate between
764 addressing and top level.
765 (create_value_handle_for_expr): Handle DECL's.
766 (poolify_tree): Ditto.
767 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
768 (make_values_for_stmt): Handle DECL's properly.
769 (init_pre): Reorg to not init useless things during FRE.
771 * tree-flow.h: Include pointer-set.h.
772 (decl_vh_map): Declare.
773 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
775 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
777 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
778 the constraint description.
779 * doc/md.texi: Update documentation of AVR constraints.
781 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
783 * auto-inc-dec.c, config/arm/arm.c,
784 config/m32r/constraints.md, config/mips/mips.md,
785 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
786 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
787 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
788 typos. Follow spelling conventions.
789 * doc/invoke.texi, doc/rtl.texi: Fix typos.
791 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
792 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
794 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
795 realloc_vuse): Remove.
796 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
799 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
801 Fix PR tree-optimization/23488
803 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
804 (try_to_simplify): Ditto.
806 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
808 * tree-flow-inline.h (get_value_handle): Ditto.
809 * tree-ssa-pre.c (decl_vh_map): New.
810 (decl_node_pool): New.
811 (can_value_number_operation): Support DECL_P.
812 (can_PRE_operation): Ditto.
813 (create_expression_by_pieces): Ditto.
814 (find_existing_value_expr): Modify to differnetiate between
815 addressing and top level.
816 (create_value_handle_for_expr): Handle DECL's.
817 (poolify_tree): Ditto.
818 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
819 (make_values_for_stmt): Handle DECL's properly.
820 (init_pre): Reorg to not init useless things during FRE.
822 * tree-flow.h: Include pointer-set.h.
823 (decl_vh_map): Declare.
824 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
826 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
828 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
829 apply to assembly language, too.
830 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
832 2007-07-06 Ian Lance Taylor <iant@google.com>
833 Zack Weinberg <zackw@panix.com>
836 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
838 2007-07-06 Richard Sandiford <richard@codesourcery.com>
840 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
841 (prefetch): Likewise if "pref" would be used.
843 2007-07-06 Josh Conner <jconner@apple.com>
847 * calls.c (store_one_arg): Handle arguments which are partially
848 on the stack when detecting argument overlap.
850 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
852 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
853 chosen during find_reloads.
855 2007-07-06 Richard Guenther <rguenther@suse.de>
857 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
858 TYPE_ARG_TYPES for verification of argument types. Use
859 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
860 parameters as variable arguments.
862 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
864 * libgcc2.h (word_type): Type definition removed.
865 (cmp_return_type, shift_count_type): Type definitions added.
866 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
867 replaced with shift_count_type.
868 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
870 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
871 changed from word_type to Wtype.
872 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
873 replaced with shift_count_type.
874 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
876 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
877 and libgcc_shift_count attribute added.
878 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
879 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
880 (TARGET_INITIALIZER): New target hooks added.
881 * targhooks.c (default_libgcc_cmp_return_mode,
882 default_libgcc_shift_count_mode): Default implementations for the new
884 * targhooks.h (default_libgcc_cmp_return_mode,
885 default_libgcc_shift_count_mode): Function prototypes added.
886 * target.h (struct gcc_target): Fields for the new target hooks added.
887 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
889 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
892 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
893 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
895 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
896 s390_libgcc_shift_count_mode): Functions added.
897 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
898 Target hooks defined.
900 2007-07-06 Richard Sandiford <richard@codesourcery.com>
902 * config/mips/mips.c (compute_frame_size): Restore the original
903 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
904 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
905 Document why the difference is needed.
907 2007-07-06 Richard Guenther <rguenther@suse.de>
909 * c-common.c (boolean_increment): Use correctly typed
912 2007-07-06 Richard Sandiford <richard@codesourcery.com>
914 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
915 the topmost argument register is not also included in the save mask.
916 (mips16e_collect_argument_save_p): Take a pointer to the argument
917 register, rather than a pointer to the number of arguments.
918 (mips16e_collect_argument_saves): Only include argument saves
919 that aren't in the register mask.
921 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
923 PR rtl-optimization/32450
924 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
925 to ensure that instructions are not moved into the prologue when
926 profiling is on. Remove unused prologue_end variable.
927 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
928 as a scheduling barrier.
930 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
933 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
934 Disregard DECL_FROM_INLINE.
936 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
938 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
939 IORing with a constant.
941 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
943 PR rtl-optimization/32475
944 * df-scan.c (df_def_record_1): Add a use of the stack pointer
945 for every definition of the stack pointer.
947 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
949 * arm.c (vfp3_const_double_index): Copy signed results of
950 REAL_VALUE_TO_INT into unsigned vars.
952 2007-07-05 Richard Guenther <rguenther@suse.de>
955 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
957 * tree-ssa.c (useless_type_conversion_p): Check canonical
960 2007-07-05 Anatoly Sokolov <aesok@post.ru>
962 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
963 zero_extendhisi2): Change to define_insn_and_split.
964 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
966 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
968 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
969 pass_match_asm_constraints): New.
970 * passes.c (init_optimization_passes): Add new pass.
971 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
972 * function.h (struct function): Add has_asm_statement bit.
973 (current_function_has_asm_statement): New.
974 * tree-pass.h (pass_match_asm_constraints): New.
976 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
978 * config/mips/mips.c (mips_file_start): Avoid declaration
981 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
983 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
985 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
987 * rtl.def (NOTE): Change print format string to print
988 operand 5 as a note insn name.
990 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
991 David Ung <davidu@mips.com>
993 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
994 * doc/invoke.texi: (MIPS Options): Document them.
996 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
997 David Ung <davidu@mips.com>
999 Add support for SmartMIPS ASE.
1001 * optabs.c (expand_binop_directly): New, broken out from...
1002 (expand_binop): Here. Make it try rotating in the other
1003 direction even when the second operand isn't constant.
1004 * config/mips/mips.md (*lwxs): New.
1005 * config/mips/mips.opt (msmartmips): New.
1006 * config/mips/mips.c (mips_lwxs_address_p): New.
1007 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1008 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1009 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1010 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1011 (ISA_HAS_LWXS): New.
1012 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1013 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1014 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1015 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1016 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1017 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1018 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1020 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1022 * tree-vectorizer.c (new_loop_vec_info): Initialize
1023 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1024 * tree-vectorizer.h (_loop_vec_info): Added new filed
1025 min_profitable_iters.
1026 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1027 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1028 * tree-vect-analyze.c (vect_analyze_operations): Set
1029 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1030 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1031 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1032 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1033 and prologue cost to after they are computed.
1034 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1036 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1037 of creating vectors from scalars according to dt.
1038 (vect_model_store_cost): Likewise.
1039 (vectorizable_call): Use dt array instead of scalar dt. Call
1040 vect_model_simple_cost with additional argument dt.
1041 (vectorizable_assignment): Likewise.
1042 (vectorizable_operation): Likewise.
1043 (vectorizable_type_demotion): Likewise.
1044 (vectorizable_type_promotion): Likewise.
1045 (vectorizable_store): Use dt array instead of scalar dt. Call
1046 vect_model_store_cost with additional argument dt.
1047 (vect_do_peeling_for_loop_bound): Don't call
1048 vect_estimate_min_profitable_iters. Instead, lookup
1049 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1050 "may not be profitable".
1052 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1055 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1056 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1057 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1058 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1060 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1062 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1063 addressing modes cheaper.
1065 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1067 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1068 (dw_ranges_struct): Rename block_num to num. Adjust.
1069 (dw_ranges_by_label_struct): New.
1070 (ranges_by_label, ranges_by_label_allocated,
1071 ranges_by_label_in_use): New variables.
1072 (add_ranges_num): Factored most of the code out of...
1073 (add_ranges): ... this one. Rewrite in terms of the former.
1074 (add_ranges_by_labels): New.
1075 (output_ranges): Output by-label ranges.
1076 (dwarf2out_finish): Output range for multiple-section
1077 compile_unit. Output standard DW_AT_low_pc in addition to
1078 unexpected DW_AT_entry_pc.
1080 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1082 PR tree-optimization/32604
1083 PR tree-optimization/32606
1085 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1086 (compute_antic_safe): Removed.
1087 (ANTIC_SAFE_LOADS): Ditto.
1088 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1089 (execute_pre): Don't call compute_antic_safe.
1090 (vuse_equiv): New function.
1091 (make_values_for_stmt): Use it
1092 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1095 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1098 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1100 (avr_attribute_table): Make "naked" attribute apply to function types
1101 rather than to decls.
1102 (avr_handle_fntype_attribute): New function.
1104 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1106 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1109 2007-07-04 David Ung <davidu@mips.com>
1110 Joseph Myers <joseph@codesourcery.com>
1112 * config/mips/mips.md (type): Add logical, signext and move.
1113 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1114 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1115 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1116 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1117 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1118 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1119 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1120 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1121 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1122 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1123 movv2sf_hardfloat_64bit): Use the new types.
1124 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1125 *movdf_softfloat, *movdf_mips16): Use "multi".
1126 (extendqihi2): Replace with a define_expand.
1127 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1128 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1129 * config/mips/74k.md (r74k_int_logical): New reservation and
1131 (r74k_int_arith): Remove "slt".
1132 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1133 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1134 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1135 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1136 reservations for "arith".
1138 2007-07-04 Richard Guenther <rguenther@suse.de>
1140 * tree-ssa.c (useless_type_conversion_p): Add handling for
1141 scalar float and vector types. Only call the types_compatible_p
1142 langhook for aggregate types as last resort. Follow the
1145 2007-07-04 Richard Guenther <rguenther@suse.de>
1147 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1148 the same as NOP_EXPR.
1150 2007-07-04 Nick Clifton <nickc@redhat.com>
1152 * target.h (struct gcc_target): Add target_help field.
1153 * target-def.h (TARGET_HELP): New.
1154 (TARGET_INITIALIZER): Use TARGET_HELP.
1155 * opts.c (command_handle_option): Invoke target_help function, if
1156 defined, when the user has specified --target-help on the command
1158 * doc/invoke.texi: Mention that --target-help might print
1159 additional information.
1160 * doc/tm.texi: Document TARGET_HELP hook.
1162 * arm.c (TARGET_HELP): Override default definition.
1163 (arm_target_help): New - display a wrapped list of cores and
1164 architectures supported.
1166 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1168 * config/gcc/v850/v850.c (expand_prologue): Make sure
1169 GEN_INT() argument is sign extended rather than zero extended.
1170 (expand_epilogue): Likewise.
1171 (output_move_double): Delete.
1172 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1173 * config/gcc/v850/v850.md (movdi): Delete.
1174 (*movdi_internal): Delete.
1176 (*movdf_internal): Delete.
1178 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1180 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1181 unless compiling RTP PIC.
1183 2007-07-04 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/32482
1186 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1187 original ssa name if we didn't find a shift expression.
1188 Fix shift constant for bit zero test.
1190 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1192 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1194 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1196 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1197 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1198 * config/arm/vxworks.h (ASM_SPEC): Delete.
1199 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1201 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1203 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1204 (DDR_REVERSED_P): New.
1205 * tree-data-ref.c (initialize_data_dependence_relation,
1206 build_classic_dist_vector): Set DDR_REVERSED_P.
1208 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1211 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1212 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1213 init_omega_for_ddr_1): Use non conservative number of iterations
1215 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1216 (analyze_siv_subscript): Remove FIXME and reinitialization of
1217 last_conflicts to chrec_dont_know.
1218 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1220 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1222 * tree.c (maybe_canonicalize_argtypes): Improve description.
1224 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1226 * tree.c (maybe_canonicalize_argtypes): New.
1227 (build_function_type): Set canonical type.
1228 (build_method_type_directly): Ditto.
1229 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1232 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1234 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1236 (rewrite_use_nonlinear_expr): Likewise.
1238 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1240 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1242 2007-07-04 Ben Elliston <bje@au.ibm.com>
1244 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1247 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1249 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1250 (Exception Handling): Likewise.
1252 2007-07-03 Jan Hubicka <jh@suse.cz>
1254 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1256 2007-07-03 Eric Christopher <echristo@apple.com>
1258 * doc/cppopts.texi: Add conflicting option note to -dM.
1259 * doc/invoke.texi: Add note about possible conflicts with
1260 -E for -dCHARS and note that -dM will not produce
1261 any results if there is no machine dependent reorg.
1263 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1265 * tree.h (DECL_ALIGN): Back out previous change.
1267 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1269 * configure.ac: Test for .dtprelword support on MIPS.
1270 * configure, config.in: Regenerate.
1271 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1272 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1274 2007-07-03 Julian Brown <julian@codesourcery.com>
1276 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1277 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1278 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1279 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1281 (all_fpus): Add FPUTYPE_VFP3.
1282 (fp_model_for_fpu): Add VFPv3 field.
1283 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1284 (vfp3_const_double_index): New function. Return integer index of
1285 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1287 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1288 and argument represents a valid RTX for a VFPv3 constant.
1289 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1291 (vfp_emit_fstmd): Similar, for fstmd.
1292 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1293 constants, represented as integer indices.
1294 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1295 VFP_REGNO_OK_FOR_DOUBLE macros.
1296 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1297 (arm_file_start): Set float-abi attribute for VFPv3, and output
1298 correct ".fpu" assembler directive.
1299 (arm_dbx_register_numbering): Add FIXME.
1300 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1301 (fputype): Add FPUTYPE_VFP3.
1302 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1303 (CALL_USED_REGISTERS): Likewise.
1304 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1305 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1306 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1307 (D7_VFP_REGNUM): New.
1308 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1309 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1310 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1311 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1312 (REG_ALLOC_ORDER): Adjust for VFPv3.
1313 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1314 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1315 VFP_LO_REGS, VFP_HI_REGS.
1316 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1317 (IS_VFP_CLASS): Define macro.
1318 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1320 (REGISTER_MOVE_COST): Likewise.
1321 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1322 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1323 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1324 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1325 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1326 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1327 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1328 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1329 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1330 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1331 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1332 where appropriate for single-word registers.
1333 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1334 As above. Fix type attributes.
1335 * config/arm/constraints.md (register_contraint "t"): Define.
1336 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1338 (register_constraint "x"): Define.
1339 (constraint "Dv"): Define.
1341 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1343 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1345 2007-07-03 Tom Tromey <tromey@redhat.com>
1347 * c-parser.c (objc_pq_context): Removed.
1348 (objc_need_raw_identifier): Likewise.
1349 (c_parser) <objc_pq_context>: New field.
1350 <objc_need_raw_identifier>: Likewise.
1351 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1352 (c_lex_one_token): Update.
1353 (c_parser_objc_protocol_definition): Update.
1354 (c_parser_objc_method_definition): Update.
1355 (c_parser_objc_methodproto): Update.
1356 (c_parser_declspecs): Update.
1358 2007-07-03 David Ung <davidu@mips.com>
1360 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1362 2007-07-03 David Ung <davidu@mips.com>
1363 Richard Sandiford <richard@codesourcery.com>
1365 * doc/invoke.texi: Document -march=74kf3_2.
1366 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1367 (TUNE_74K): Check for it.
1368 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1369 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1370 * config/mips/mips.md (cpu): Add 74kf3_2.
1371 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1372 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1373 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1374 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1375 74kf3_2 to the CPU list.
1376 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1377 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1378 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1379 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1380 (r74kf3_2_fxfer_from_c1): New insn reservations.
1382 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1383 David Ung <davidu@mips.com>
1385 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1386 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1387 and 74k[fx]. Document aliases for the new options.
1388 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1389 (PROCESSOR_24KF2_1): ...this.
1390 (PROCESSOR_24KX): Rename to...
1391 (PROCESSOR_24KF1_1): ...this.
1392 (PROCESSOR_74KF): Rename to...
1393 (PROCESSOR_74KF2_1): ...this.
1394 (PROCESSOR_74KX): Rename to...
1395 (PROCESSOR_74KF1_1): ...this.
1396 (TUNE_74K): Update PROCESSOR_* names.
1397 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1398 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1399 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1400 (mips_rtx_cost_data): Update processor names in comments.
1401 (mips_issue_rate): Update PROCESSOR_* names.
1402 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1403 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1404 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1405 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1406 Update cpu attribute names.
1407 (r24k_fpu_iss): Rename this reservation to...
1408 (r24kf2_1_fpu_iss): ...this and update all uses.
1409 (r24kx_fpu_iss): Rename this reservation to...
1410 (r24kf1_1_fpu_iss): ...this and update all uses.
1411 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1412 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1413 Update cpu attribute names.
1415 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1417 * config/m32r/constraints.md: New file.
1418 * config/m32r/m32r.c: Include tm-constrs.h.
1419 (small_data_operand): Use satisfies_constraint_* instead of macro.
1420 (addr24_operand, gen_compare): Likewise.
1421 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1422 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1423 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1424 EXTRA_CONSTRAINT): Likewise.
1425 * config/m32r/m32r.md: Include constraints.md.
1426 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1427 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1428 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1429 (two_insn_const_operand, int8_operand, uint16_operand,
1430 reg_or_int16_operand, reg_or_uint16_operand,
1431 reg_or_cmp_int16_operand, cmp_int16_operand,
1432 seth_add3_operand): Likewise.
1434 2007-07-03 Eric Christopher <echristo@gmail.com>
1436 * libgcc2.h: Conditionally declare __bswapsi2 and
1439 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1441 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1444 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1447 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1448 (__gthrw_pragma): Provide default definition.
1450 * gthr-posix.c (__gthrw_pragma): Define.
1452 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1454 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1455 before declaring inequality.
1457 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1459 * combine.c (recog_for_combine): Log the success or failure of
1460 matching new insn patterns against the machine description in
1463 2007-07-03 Revital Eres <eres@il.ibm.com>
1465 * ddg.c (print_sccs): New function.
1466 (check_sccs): New function.
1467 (create_ddg_all_sccs): Use it.
1468 * ddg.h (print_sccs): Declare.
1469 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1471 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1473 * targhooks.h (default_mode_for_suffix): New function declaration.
1474 * targhooks.c (default_mode_for_suffix): New default target hook.
1475 * target.h (struct c): New structure in the targetm struct.
1476 (mode_for_suffix): New target hook as part of struct c.
1477 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1478 default_mode_for_suffix.
1479 (TARGET_C): New define.
1480 * c-lex.c: Include "target.h".
1481 (interpret_float): Use targetm.c.mode_for_suffix to determine
1482 the mode for a given non-standard suffix.
1483 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1485 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1486 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1488 * doc/extend.texi (Floating Types): New node. Document __float80 and
1489 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1491 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1494 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1495 predicate instead of target_operand.
1496 (divsi3_i1_media, divsi3_media_2): Likewise.
1498 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1500 * tree.h (alias_sets_might_conflict_p): Rename into
1501 alias_sets_must_conflict_p.
1502 * alias.c (alias_sets_might_conflict_p): Likewise.
1503 (alias_sets_conflict_p): Use it.
1504 (objects_must_conflict_p): Likewise.
1505 * c-common.c (strict_aliasing_warning): Adjust.
1507 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1509 * rtlhooks.c (gen_lowpart_if_possible): Check for
1510 invalid subreg before calling gen_lowpart_SUBREG.
1512 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1514 * config/darwin9.h: Add copyright notice.
1515 (LINK_COMMAND_SPEC): Add comment.
1516 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1517 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1518 DARWIN_LIBSYSTEM_HAS_UNWIND.
1520 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1523 * omp-low.c (check_combined_parallel): New function.
1524 (lower_omp_parallel): Call it via walk_stmts, set
1525 OMP_PARALLEL_COMBINED if appropriate.
1526 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1527 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1528 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1529 don't consider it as combined parallel.
1531 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1533 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1534 (gcc_tooldir): Likewise.
1535 * configure: Regenerate.
1536 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1537 old configure.ac gcc_tooldir setting.
1538 (prefix_to_exec_prefix): New variable.
1539 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1540 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1542 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1544 Fix PR tree-optimization/32583
1545 Fix PR tree-optimization/32584
1546 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1547 (phi_translate_set): Use phi_translate directly now.
1548 (make_values_for_stmt): Don't value number RHS if we already know
1551 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1552 Jim Wilson <wilson@specifix.com>
1555 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1558 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1559 Richard Sandiford <richard@codesourcery.com>
1560 Nigel Stephens <nigel@mips.com>
1562 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1563 (mips16e_output_save_restore): Declare.
1564 (mips16e_save_restore_pattern_p): Likewise.
1565 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1566 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1567 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1568 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1569 (BITSET_P): New global macro, extracted from...
1570 (mips_for_each_saved_reg): ...here.
1571 (mips16e_save_restore_info): New struct.
1572 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1573 (mips16e_save_restore_regs): New variable.
1574 (mips_split_plus, mips16e_find_first_register): New functions.
1575 (mips16e_mask_registers): New function.
1576 (compute_frame_size): Expand the commentary before the function.
1577 Enforce the MIPS16e save and restore register range restrictions.
1578 Pad the general register save area at the low end.
1579 (mips16e_save_restore_reg, mips16e_build_save_restore)
1580 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1581 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1582 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1584 (mips_expand_prologue, mips_expand_epilogue): Handle
1585 GENERATE_MIPS16E_SAVE_RESTORE.
1586 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1588 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1590 PR tree-optimization/31966
1591 PR tree-optimization/32533
1592 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1593 "basic_block" description as its third argument. Update function
1594 calls to get destination bb from "edge" argument. Save "cond" into
1595 aux field of the edge. Update prototype for changed arguments.
1596 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1598 (find_phi_replacement_condition): Operate on incoming edges, not
1599 on predecessor blocks. If there is a condition saved in the
1600 incoming edge aux field, AND it with incoming bb predicate.
1601 Return source bb of the first edge.
1602 (clean_predicate_lists): Clean aux field of outgoing node edges.
1603 (tree_if_conversion): Do not initialize cond variable. Move
1604 variable declaration into the loop.
1605 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1606 initializations of new_stmt, arg0 and arg1 variables.
1608 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1610 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1611 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1613 2007-07-02 Richard Guenther <rguenther@suse.de>
1615 * tree-ssa.c (useless_type_conversion_p): Document
1616 future intent as defining the middle-end type system.
1617 Re-structure to call langhook last, group by type class,
1618 mark questionable parts.
1620 2007-07-02 Richard Guenther <rguenther@suse.de>
1622 * tree-flow.h (types_compatible_p): Declare.
1623 * tree-ssa.c (types_compatible_p): New function.
1624 * ipa-type-escape.c (discover_unique_type): Use
1625 types_compatible_p instead of lang_hooks.types_compatible_p.
1626 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1627 * tree-vn.c (expressions_equal_p): Likewise.
1628 * tree.c (fields_compatible_p): Likewise.
1629 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1630 (cprop_operand): Use useless_type_conversion_p instead of
1631 lang_hooks.types_compatible_p.
1632 * tree-inline.c (setup_one_parameter): Likewise.
1633 (declare_return_variable): Likewise.
1634 * tree-nrv.c (tree_nrv): Likewise.
1635 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1636 (maybe_fold_offset_to_component_ref): Likewise.
1637 (maybe_fold_offset_to_reference): Likewise.
1638 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1639 (merge_alias_info): Likewise.
1640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1641 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1642 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1643 * tree-tailcall.c (find_tail_calls): Likewise.
1644 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1645 * gimplify.c (canonicalize_addr_expr): Likewise.
1646 (fold_indirect_ref_rhs): Likewise.
1647 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1648 (cpt_same_type): Likewise.
1649 (check_pointer_types_r): Swap parameters to cpt_same_type
1651 * fold-const.c (fold_convert): Revert fix for PR15988.
1652 * tree-inline.c (setup_one_parameter): Instead fix it here by
1653 using fold_build1 instead of fold_convert and checking for
1654 error_mark_node. Convert only if the conversion is necessary.
1656 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1658 * configure.ac: Check for .gnu_attribute on Power.
1659 * configure: Regenerate.
1660 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1661 attribute for floating-point ABI.
1663 2007-07-02 Ira Rosen <irar@il.ibm.com>
1665 PR tree-optimization/32230
1666 PR tree-optimization/32477
1667 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1668 address is a constant.
1670 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1672 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1673 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1674 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1675 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1676 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1677 64-bit targets. Add support for *-elfoabi*.
1678 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1679 different settings if $(tm_defines) does not select the EABI.
1680 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1681 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1682 (MIPS_ARCH_OPTION_SPEC): Likewise.
1683 (MIPS_ISA_LEVEL_SPEC): Likewise.
1684 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1685 * config/mips/elfoabi.h: New file.
1687 2007-07-02 Richard Guenther <rguenther@suse.de>
1689 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1690 (useless_type_conversion_p): ... this.
1691 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1692 (useless_type_conversion_p): ... this.
1693 * builtins.c (fold_builtin_memory_op): Rename
1694 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1695 * tree-cfg.c (verify_expr): Likewise.
1696 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1697 * tree-ssa-ccp.c (ccp_fold): Likewise.
1698 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1699 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1701 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1702 * tree-ssa-pre.c (eliminate): Likewise.
1703 * tree-ssa.c (delete_tree_ssa): Likewise.
1704 (tree_ssa_useless_type_conversion): Likewise.
1705 * tree.c (build2_stat): Likewise.
1707 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1709 Fix PR tree-optimization/32571
1710 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1713 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1715 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1716 and other expected operations explicitly, change default to
1719 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1721 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1723 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1724 (tls_load_dot_plus_eight): Move the label number into the unspec.
1725 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1727 2007-07-01 Andreas Schwab <schwab@suse.de>
1729 * dwarf2out.c (initial_return_save): Define only if used.
1731 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1733 Unreverting Richard's Revert of:
1735 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1737 * dce.c (deletable_insn_p_1): New function, split out from...
1738 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1739 specially, not those inside PARALLELs. Remove BODY argument
1740 and adjust recursive call accordingly.
1741 (prescan_insns_for_dce): Update call to delete_insn_p.
1743 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1744 Revital Eres <eres@il.ibm.com>
1746 * ddg.c (create_ddg_all_sccs): Fix missed
1747 initialization of scc_nodes.
1749 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1752 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1753 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1755 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1757 * configure.ac: Check for .gnu_attribute on MIPS.
1758 * configure, config.in: Regenerate.
1759 * config/mips/mips.c (mips_file_start): If supported, output
1760 attribute for floating-point ABI.
1762 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1766 (ffs_cmove): New expander to expand using ctz pattern.
1767 (*ffs_cmove): Remove pattern.
1768 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1769 (ffsdi2): Expand using ctz pattern.
1770 (*ffs_rex64): Remove pattern.
1772 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1774 PR rtl-optimization/32296
1775 * pa.md (return): Delete pattern.
1776 (return_internal): Remove "(const_int 1)" from pattern.
1777 (epilogue): Use return_internal pattern for trivial returns.
1778 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1779 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1781 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1783 * tree-ssa-pre.c (is_exception_related): New function
1784 (can_value_number_operation): Use it.
1786 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1788 Fix PR tree-optimization/32540
1789 Fix PR tree-optimization/31651
1791 * tree-ssa-sccvn.c: New file.
1793 * tree-ssa-sccvn.h: Ditto.
1795 * tree-vn.c: Include tree-ssa-sccvn.h
1796 (val_expr_paid_d): Removed.
1797 (value_table): Ditto.
1798 (vn_compute): Ditto.
1799 (val_expr_pair_hash): Ditto.
1800 (val_expr_pair_expr_eq): Ditto.
1801 (copy_vuses_from_stmt): Ditto.
1804 (shared_vuses_from_stmt): Ditto.
1805 (print_creation_to_file): Moved up.
1806 (sort_vuses): Ditto.
1807 (sort_vuses_heap): Ditto.
1808 (set_value_handle): Make non-static.
1809 (make_value_handle): Ditto.
1810 (vn_add): Rewritten to use sccvn lookups.
1811 (vn_add_with_vuses): Ditto.
1812 (vn_lookup): Ditto (and second argument removed).
1813 (vn_lookup_with_vuses): Ditto.
1814 (vn_lookup_or_add): Ditto (and second argument removed);
1815 (vn_lookup_or_add_with_vuses): Ditto.
1816 (vn_lookup_with_stmt): New.
1817 (vn_lookup_or_add_with_stmt): Ditto.
1818 (create_value_handle_for_expr): Ditto.
1820 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1821 (seen_during_translate): New function.
1822 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1823 (phi_trans_add): Ditto.
1824 (constant_expr_p): FIELD_DECL is always constant.
1825 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1826 Use constant_expr_p.
1827 Avoid infinite recursion on mutually valued expressions.
1828 Change callers of vn_lookup_or_add.
1829 (phi_translate): New function.
1830 (compute_antic_safe): Allow phi nodes.
1831 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1832 (find_or_generate_expression): Rewrite slightly.
1833 (create_expression_by_pieces): Updated for vn_lookup_or_add
1835 Update VN_INFO for new names.
1836 (insert_into_preds_of_block): Update for new names.
1837 (add_to_exp_gen): New function.
1838 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1839 (find_existing_value_expr): Rewrite to changed vn_lookup.
1840 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1841 (try_look_through_load): Removed.
1842 (try_combine_conversion): Ditto.
1843 (get_sccvn_value): New function.
1844 (make_values_for_phi): Ditto.
1845 (make_values_for_stmt): Ditto.
1846 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1848 (init_pre): Update for SCCVN changes.
1850 (execute_pre): Ditto.
1852 * tree-flow.h (make_value_handle): Declare.
1853 (set_value_handle): Ditto.
1854 (sort_vuses_heap): Ditto.
1855 (vn_lookup_or_add_with_stmt): Ditto.
1856 (vn_lookup_with_stmt): Ditto.
1857 (vn_compute): Remove.
1860 (vn_lookup): Update arguments.
1862 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1864 (tree-ssa-sccvn.o): New.
1865 (OBJS-common): Add tree-ssa-sccvn.o
1867 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1870 * c-typeck.c (build_external_ref): Don't mark as used if called
1872 * calls.c (rtx_for_function_call): Likewise.
1874 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1878 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1880 * dce.c (deletable_insn_p_1): New function, split out from...
1881 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1882 specially, not those inside PARALLELs. Remove BODY argument
1883 and adjust recursive call accordingly.
1884 (prescan_insns_for_dce): Update call to delete_insn_p.
1886 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1888 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1889 (try_combine): Move potential calls to undo_all() so they happen
1890 before we commit to using the combined insns.
1892 2006-06-30 Jan Hubicka <jh@suse.cz>
1894 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1897 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1899 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1900 (cgraph_remove_unreachable_nodes): Likewise.
1901 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1902 * ipa-inline.c (update_caller_keys): Cast according to the coding
1904 (cgraph_decide_recursive_inlining): Likewise.
1905 (cgraph_decide_inlining_of_small_function): Likewise.
1906 (try_inline): Likewise.
1907 (cgraph_decide_inlining_incrementally): Likewise.
1908 * ipa-pure-const.c (get_function_state): Likewise.
1909 (scan_function): Likewise.
1910 (analyze_function): Likewise.
1911 (static_execute): Likewise.
1912 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1913 (merge_callee_local_info): Likewise.
1914 (analyze_function): Use type safe memory macros.
1915 (static_execute): Likewise. Cast according to the coding conventions.
1916 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1918 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1920 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1921 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1924 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1927 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1928 for complex modes (both int and real).
1930 2007-06-29 Jan Hubicka <jh@suse.cz>
1932 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1934 2007-06-29 Jan Hubicka <jh@suse.cz>
1937 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1940 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1943 * config/avr/avr.c: Include dataflow header file.
1944 (expand_prologue): Adjust for prologue insn change.
1945 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1948 2007-06-29 Richard Guenther <rguenther@suse.de>
1951 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1952 during type verification.
1954 2007-06-29 Jan Hubicka <jh@suse.cz>
1956 * recog.c (validate_change_rtx_1): Unshare TO argument.
1958 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1960 PR tree-optimization/24659
1961 * tree-vect-transform.c (vectorizable_call): Handle
1962 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1964 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1965 * config/i386/i386.c (enum ix86_builtins)
1966 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1967 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1969 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1970 const using def_builtin_const.
1971 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1972 input operands in the same modes as the result.
1973 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1975 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1977 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1978 (df_set_dead_notes_for_mw): Likewise.
1980 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1982 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1984 2007-06-28 DJ Delorie <dj@redhat.com>
1986 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1988 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1990 * doc/invoke.texi (C++ Dialect Options): Document
1991 fvisibility-ms-compat.
1992 * c.opt (fvisibility-ms-compat): New.
1994 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1997 * tree-affine.c (aff_combination_add_elt): Handle
1998 pointer addition specially.
2000 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2002 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2003 decl is non-external for AIX ABI.
2005 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2007 * config/rs6000/predicates.md (current_file_function_operand):
2008 Ensure the symbol is non-external for AIX ABI.
2010 2007-06-28 Nick Clifton <nickc@redhat.com>
2012 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2013 (fdce, fdse, fpredictive-commoning): Likewise.
2015 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2018 * gcc.c (process_command): Recognize the new -static-libgfortran
2021 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2024 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2025 Use a call clobbered hard reg instead of a pseudo reg.
2027 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2029 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2031 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2034 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2035 REG_LIBCALL and REG_RETVAL notes.
2036 (divsi3, mulsi3): Likewise.
2037 (mulhisi3): Likewise. Use emit_libcall_block.
2038 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2040 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2042 PR rtl-optimization/32481
2043 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2045 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2047 * dce.c (deletable_insn_p_1): New function, split out from...
2048 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2049 specially, not those inside PARALLELs. Remove BODY argument
2050 and adjust recursive call accordingly.
2051 (prescan_insns_for_dce): Update call to delete_insn_p.
2053 2007-06-27 Richard Guenther <rguenther@suse.de>
2056 * tree.h (fold_convertible_p): Declare.
2057 * fold-const.c (fold_convertible_p): New function.
2058 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2059 instead of lang_hooks.types_compatible_p.
2061 2007-06-26 Jan Hubicka <jh@suse.cz>
2063 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2064 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2065 early use validate_unshare_change.
2066 (reload_combine): Likewise.
2067 * recog.c (change_t): New field unshare.
2068 (validate_change_1): Rename from validate_change; add argument unshare.
2069 (validate_change): Turn into wrapper of validate_change_1; update
2070 prototype for bools.
2071 (validate_unshare_change): New.
2072 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2073 calls of df_insn_rescan.
2074 * recog.h (validate_change): Replace ints by bools.
2075 (validate_unshare_change): Declare.
2077 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2079 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2081 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2083 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2085 2007-06-25 Jan Hubicka <jh@suse.cz>
2087 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2089 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2090 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2091 places other call site specific checks are performed.
2093 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2096 * tree-vect-transform.c (vectorizable_operation): Convert
2097 POINTER_PLUS_EXPR over to PLUS_EXPR.
2099 2007-06-25 Chao-ying Fu <fu@mips.com>
2101 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2102 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2103 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2104 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2106 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2107 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2108 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2109 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2110 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2111 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2112 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2113 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2114 ALL_FIXED_POINT_MODE_P): New define.
2115 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2117 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2119 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2120 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2121 MODE_VECTOR_UACCUM): New mode classes.
2123 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2124 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2125 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2128 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2129 (blank_mode): Initialize ibit and fbit.
2130 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2131 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2133 (new_adjust): Change required_class to required_class_from and
2134 required_class_to for testing within a range.
2135 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2136 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2138 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2139 (make_fixed_point_mode): New.
2140 (_ADD_ADJUST): Change C to C1 and C2.
2141 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2142 use a range for machine classes.
2143 (ADJUST_IBIT, ADJUST_FBIT): New.
2144 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2146 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2147 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2148 Emit adjustment for ibit and fbit.
2149 (emit_mode_ibit, emit_mode_fbit): New.
2150 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2152 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2154 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2155 as the source of the set.
2157 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2159 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2160 FP_REGNO_P): Use IN_RANGE.
2161 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2162 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2163 (DATA_REG_P): Use DATA_REGNO_P.
2164 (FP_REG_P): Use FP_REGNO_P.
2165 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2166 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2167 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2169 2007-06-24 Jan Hubicka <jh@suse.cz>
2172 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2174 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2177 * fold-const.c (fold_binary): Strip nops of operand 0
2178 of BIT_NOT_EXPR before calling operand_equal_p.
2179 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2180 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2182 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2184 * doc/extend.texi: Document that dllimport and dllexport imply
2186 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2187 imported or exported declaration, including type declarations.
2188 * c-common.c (handle_visibility_attribute): Check for conflicts
2189 with dllimport/dllexport.
2190 (c_determine_visibility): Handle dllimport/dllexport as an
2191 explicit visibility atttribute.
2193 2007-06-23 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/16876
2197 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2199 * tree-inline.c (initialize_inlined_parameters): Do not call
2200 lang_hooks.tree_inlining.convert_parm_for_inlining.
2201 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2202 reason for mismatched types.
2203 * gimplify.c (gimplify_call_expr): Verify the call expression
2204 arguments match the called function type signature. Otherwise
2205 mark the call expression to be not considered for inlining
2206 using CALL_CANNOT_INLINE_P flag.
2207 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2208 edges call expression.
2209 (cgraph_decide_inlining_of_small_function): Likewise.
2210 (cgraph_decide_inlining): Likewise.
2211 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2213 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2214 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2215 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2217 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2218 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2220 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2221 convert_parm_for_inlining member.
2223 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2226 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2227 Remove optimization for GT.
2229 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2232 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2234 (prescan_insns_for_dce): Add extra parameter.
2236 2007-06-23 Jan Hubicka <jh@suse.cz>
2239 * gimplify.c (mark_addressable): New function.
2240 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2242 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2245 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2247 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2251 moves between MMX/SSE registers to at least 8 units to prevent
2252 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2254 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2256 * config/i386/i386.c (override_options): Correct x86_sahf
2259 2007-06-21 David Daney <ddaney@avtrex.com>
2262 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2263 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2264 (exception_receiver): Renamed to ...
2265 (nonlocal_goto_receiver): ... this.
2267 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2269 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2270 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2271 partial register accesses.
2273 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2275 * fold-const.c (debug_fold_checksum): Move it under
2276 ENABLE_FOLD_CHECKING.
2278 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2281 * tree.h (debug_fold_checksum): Declared.
2282 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2283 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2284 build_fold_addr_expr_with_type_1.
2285 (fold_addr_expr, debug_fold_checksum): New.
2286 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2287 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2290 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2292 PR tree-optimization/19590
2293 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2294 of scev is a constant.
2295 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2297 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2299 * df-problems.c (df_note_bb_compute): Made computation of live
2300 info consistent with df_lr.
2302 2007-06-21 Richard Guenther <rguenther@suse.de>
2304 PR tree-optimization/32453
2305 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2306 for pointer anti-range.
2308 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/i386.c (processor_target_table): Increase maximum
2311 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2314 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2315 byte alignment if > 8 byte alignment is preferred.
2316 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2318 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2320 PR tree-optimization/31866
2321 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2322 if ASM_EXPR's input is not a SSA_NAME.
2325 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2326 but decl is a global var, instead return decl.
2327 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2328 even for is_global_var decls, if they are private in some outer
2331 2007-06-21 Richard Guenther <rguenther@suse.de>
2333 PR tree-optimization/32451
2334 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2336 2007-06-21 Christian Bruel <christian.bruel@st.com>
2338 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2339 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2340 (push_regs): Changed saving order or banked registers.
2341 (sh_expand_epilogue): Likewise.
2342 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2343 (FIRST_BANKED_REG): Likewise.
2344 (LAST_BANKED_REG): Likewise.
2345 * config/sh/sh.md (banked) New attribute.
2346 (in_delay_slot): Check banked attribute.
2348 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2350 PR tree-optimization/32075
2351 * tree-data-ref.c (subscript_dependence_tester_1,
2352 analyze_miv_subscript, analyze_overlapping_iterations,
2353 add_distance_for_zero_overlaps, build_classic_dist_vector,
2354 subscript_dependence_tester_1, analyze_overlapping_iterations,
2355 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2356 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2357 to evolution_function_is_affine_multivariate_p.
2359 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2361 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2363 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2366 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2368 * config/m32c/prologue.md (epilogue_exitd_16): New.
2369 (epilogue_reit_16): New.
2370 (epilogue_exitd): Rename to epilogue_exitd_24.
2371 (epilogue_reit): Rename to epilogue_reit_24.
2373 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2374 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2376 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2378 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2379 if dbg_cnt (sched_insn) reaches the limit.
2380 (choose_ready): New parameter INSN_PTR and new return value.
2381 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2382 the new return value from choose_ready.
2383 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2384 (rest_of_handle_global_alloc): New global_alloc_at_func.
2386 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2388 PR tree-optimization/25737
2389 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2390 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2391 * tree-flow.h (struct fieldoff): Add new field alias_set.
2392 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2393 argument addressable_type. Set alias_set of fieldoff.
2394 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2395 (create_overlap_variables_for): Pass alias_set from fieldoff to
2397 * alias.c (get_alias_set): Use alias_set from SFT if set.
2399 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2401 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2402 of a variable as an unsigned HOST_WIDE_INT integer.
2404 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2406 PR rtl-optimization/32405
2407 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2409 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2411 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2414 * builtins.c: Include diagnostic.h.
2415 (expand_builtin_expect): Make gcc_assert more permissive.
2416 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2419 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2423 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2424 if ACCUMULATE_OUTGOING_ARGS.
2426 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2428 * config/m68hc11/m68hc11.c: Include dataflow header file.
2429 (m68hc11_reorg): Port to dataflow.
2431 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2433 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2434 (struct df_problem.free_blocks_on_set_blocks): New field.
2435 (struct dataflow.optional_p): New field.
2436 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2437 (df_live_set_all_dirty): New function.
2438 * df-scan.c (df_scan_alloc): Initialize optional_p.
2439 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2440 * df-core.c (df_set_blocks): Removed use of
2441 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2442 df_problem.free_blocks_on_set_blocks to determine which blocks are
2444 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2445 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2446 uses dataflow.optional_p to determine if problem should be
2448 (rest_of_handle_df_initialize): Only start live problem if
2450 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2451 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2452 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2453 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2454 problem_NOTE): Initialize free_blocks_on_set_blocks.
2455 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2457 (df_live_set_all_dirty, df_note_alloc): New function.
2458 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2460 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2461 * postreload.c (reload_combine): Ditto.
2462 * cse.c (cse_extended_basic_block): Ditto.
2463 * regmove.c (mark_flags_life_zones): Ditto.
2464 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2465 erase_matching_seqs): Ditto.
2466 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2467 * integrate (allocate_initial_values): Ditto.
2468 * combine.c (reg_dead_at_p): Ditto.
2469 * resource.c (mark_target_live_regs): Ditto.
2470 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2471 * config/sh/sh.c (find_r0_life_regions): Ditto.
2472 * global.c (rest_of_handle_global_alloc): Only add back df_live
2474 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2476 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2478 (if_convert): Make sure df_live is there at -O == 1.
2479 (pass_if_after_combine): Cleanup flags.
2480 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2481 is there at -O == 1.
2483 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2485 * config/arm/arm.c (arm_get_frame_offsets): Set
2486 offsets->locals_base to avoid negative stack size.
2487 (thumb1_expand_prologue): Assert on negative stack size.
2489 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2491 PR tree-optimization/32367
2492 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2493 of the chrec has no evolution in that loop.
2494 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2496 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2498 * config/xtensa/xtensa.c: Include "df.h".
2499 (xtensa_builtin_saveregs): Use adjust_address instead of
2501 (xtensa_va_start): Invoke make_tree with sizetype for
2502 expand_builtin_saveregs and then convert the result to a pointer.
2503 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2504 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2505 Subtract argument size from index value as integers and then use
2506 POINTER_PLUS_EXPR to add the result to the array address.
2508 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2511 * config/m32c/m32c.c: Include dataflow header file.
2512 (m32c_emit_prologue): Adjust for prologue insn change.
2513 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2514 once inside a PARALLEL. Assume frame size passed in operand 0
2515 includes space to save the fb register.
2516 (prologue_enter_24): Likewise.
2517 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2519 2007-06-19 David Daney <ddaney@avtrex.com
2522 * config/mips/mips.md (cprestore): Mark $gp as used.
2524 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2527 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2528 (frv_ifcvt_modify_insn): Likewise.
2530 2007-06-19 Richard Guenther <rguenther@suse.de>
2532 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2533 only handle positive offsets that fit in a HOST_WIDE_INT.
2535 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2537 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2538 result of rsqrt insn for zero input argument to avoid NaN.
2540 2007-06-19 Richard Guenther <rguenther@suse.de>
2543 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2545 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2547 PR tree-optimization/32353
2548 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2550 2007-06-19 Nick Clifton <nickc@redhat.com>
2552 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2554 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2558 * config/i386/i386.c (assign_386_stack_local): Assert that
2559 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2560 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2561 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2562 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2564 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2566 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2568 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2570 PR rtl-optimization/32321
2571 * gcse.c (replace_store_insn): Update the note before
2572 calling emit_insn_after.
2574 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2577 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2579 * df-problems.c (df_note_bb_compute): Fix dumping info.
2581 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2583 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2584 insn with emit_jump_insn.
2586 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2588 PR tree-optimization/32383
2589 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2590 * targhooks.h (default_builtin_reciprocal): Update prototype.
2591 * target.h (struct gcc_target): Update builtin_reciprocal.
2592 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2593 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2594 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2595 when fndecl is in BUILT_IN_MD class.
2596 (execute_convert_to_rsqrt): Ditto.
2598 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2599 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2600 Convert BUILT_IN_SQRTF code only when md_fn is false.
2602 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2604 * bt-load.c (move_btr_def): Fix the order of arguments
2605 to validate_replace_rtx.
2607 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2609 * config/m68k/m68k-devices.def: Add 54450..54455.
2611 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2613 PR rtl-optimization/32366
2614 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2615 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2618 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2621 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2622 this is true, rescan insn being modified.
2623 (sms_schedule): Added rescan parameter.
2624 (rest_of_handle_sms): Moved freeing of dominance info to before
2625 getting out of cfg_layout.
2627 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2629 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2630 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2633 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2634 FL_CF_EMAC from the entry for isac.
2636 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2637 (const_sibcall_operand): New.
2638 (sibcall_operand): Use it.
2639 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2640 (m68k_isas): ISAC does not imply FPU or EMAC.
2641 (override_options): Add ISA_C logic for symbolic jump & call.
2643 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2645 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2646 return mode from the builtin itself.
2647 (sparc_fold_builtin): Fix cast of zero constant.
2649 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2651 * targhooks.c (default_builtin_reciprocal): New default target hook.
2652 * targhooks.h (default_builtin_reciprocal): Add prototype.
2653 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2654 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2655 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2656 default_builtin_reciprocal.
2658 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2661 * hooks.c (hook_tree_tree_bool_null): New hook.
2662 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2663 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2664 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2665 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2666 and convert it to reciprocal a*rfunc(b).
2667 (execute_convert_to_rsqrt): New function.
2668 (gate_convert_to_rsqrt): New function.
2669 (pass_convert_to_rsqrt): New pass definition.
2670 * target.h (struct gcc_target): Add builtin_reciprocal.
2671 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2672 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2673 TARGET_BUILTIN_RECIPROCAL.
2674 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2676 * config/i386/i386.h (TARGET_RECIP): New define.
2677 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2678 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2679 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2680 and not optimizing for size.
2681 (*rcpsf2_sse): New insn pattern.
2682 (*rsqrtsf2_sse): Ditto.
2683 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2684 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2685 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2686 and not optimizing for size.
2687 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2688 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2689 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2690 and not optimizing for size.
2691 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2692 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2693 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2694 and not optimizing for size.
2695 (*sse_rsqrtv4sf2): Do not export.
2697 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2698 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2699 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2700 and not optimizing for size.
2702 * config/i386/i386.opt (mrecip): New option.
2703 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2704 (ix86_emit_swsqrtsf): Ditto.
2705 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2706 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2708 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2709 ix86_expand_unop1_builtin.
2710 (ix86_emit_swdivsf): New function.
2711 (ix86_emit_swsqrtsf): Ditto.
2712 (ix86_builtin_reciprocal): New function.
2713 (TARGET_BUILTIN_RECIPROCAL): Use it.
2714 (ix86_vectorize_builtin_conversion): Rename from
2715 ix86_builtin_conversion.
2716 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2717 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2718 "i386 and x86_64 Options" section.
2719 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2721 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2722 Zdenek Dvorak <dvorakz@suse.cz>
2723 Richard Guenther <rguenther@suse.de>
2724 Kaz Kojima <kkojima@gcc.gnu.org>
2726 * tree-vrp.c (compare_values_warnv): Convert val2 to
2728 (extract_range_from_assert): Create
2729 POINTER_PLUS_EXPR for pointer types.
2730 (extract_range_from_binary_expr): Handle
2731 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2733 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2734 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2735 POINTER_PLUS_EXPR as PLUS_EXPR.
2736 (number_of_iterations_lt_to_ne):
2737 For pointer types, use sizetype when
2738 creating MINUS_EXPR/PLUS_EXPRs.
2739 (assert_loop_rolls_lt): For pointer types, use sizetype when
2740 creating MINUS_EXPR/PLUS_EXPRs.
2741 (number_of_iterations_le): Likewise.
2742 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2743 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2744 like PLUS_EXPR and MINUS_EXPR.
2745 * tree-pretty-print.c (dump_generic_node): Handle
2747 (op_prio): Likewise.
2748 (op_symbol_1): Likewise.
2749 * optabs.c (optab_for_tree_code): Likewise.
2750 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2752 * tree-tailcall.c (process_assignment): Mention
2753 POINTER_PLUS_EXPR in a TODO comment.
2754 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2755 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2756 not used with a pointer and an integer type.
2757 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2758 increment using chrec_convert_rhs instead of chrec_convert.
2759 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2760 PLUS_EXPR except for the right hand side's type will be
2762 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2763 (fold_used_pointer_cast): Kill.
2764 (pointer_offset_p): Kill.
2765 (fold_used_pointer): Kill.
2766 (pointer_used_p): Kill.
2767 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2768 call fold_used_pointer.
2769 (instantiate_parameters_1): Convert the increment
2770 using chrec_convert_rhs instead of chrec_convert.
2771 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2772 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2773 instead of PLUS_EXPR.
2774 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2775 PLUS_EXPR for pointers.
2776 (std_gimplify_va_arg_expr): Likewise.
2777 (fold_builtin_memory_op): Likewise.
2778 (fold_builtin_strstr): Likewise.
2779 (fold_builtin_strchr): Likewise.
2780 (fold_builtin_strrchr): Likewise.
2781 (fold_builtin_strpbrk): Likewise.
2782 (expand_builtin_memory_chk): Likewise.
2783 (fold_builtin_memory_chk): Likewise.
2784 (std_expand_builtin_va_start): Use
2785 sizetype for the call to make_tree and then convert
2786 to the pointer type.
2787 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2788 instead of PLUS_EXPR for adding to a pointer.
2789 (std_gimplify_va_arg_expr): Use fold_build2 for
2790 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2791 the operands to sizetype first and then cast the BIT_AND_EXPR
2792 back to the pointer type.
2793 * fold-const.c (build_range_check): Handle pointer types
2795 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2796 of PLUS_EXPR's. Make sure the offset is converted to
2798 (try_move_mult_to_index): Strip the NOPs from the offset.
2799 Remove code argument and replace all uses with PLUS_EXPR.
2800 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2801 specially. Don't use a pointer type for MINUS_EXPR.
2802 (fold_unary): Handle for (T1)(X op Y),
2803 only p+ as that is the only as that can be handled for
2804 binary operators now.
2805 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2807 <case PLUS_EXPR>: Add folding of PTR+INT into
2809 Don't call try_move_mult_to_index.
2810 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2811 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2812 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2813 Don't call try_move_mult_to_index.
2814 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2815 (tree_expr_nonzero_p): Likewise.
2816 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2817 of PLUS_EXPR for the complex expression folding.
2818 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2819 first chrec is a pointer type, then the second should
2820 be sizetype and not the first's type.
2821 For POINTER_PLUS_EXPR, use a different right hand side type.
2822 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2823 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2824 different right hand side type.
2825 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2826 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2827 instead of PLUS_EXPR.
2828 When either operand is zero, convert the other operand.
2829 (chrec_apply): Use chrec_convert_rhs
2830 on the argument x instead of chrec_convert.
2831 (reset_evolution_in_loop): For pointer types, the new_evol
2833 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2834 different right hand side type.
2835 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2836 (chrec_convert_rhs): New function.
2837 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2838 different right hand side type.
2839 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2840 * tree-chrec.h (chrec_convert_rhs): New prototype.
2841 (build_polynomial_chrec): For pointer types, the right hand
2842 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2843 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2844 Remove subtraction case as it is always addition now.
2845 Make sure the offset is converted to sizetype.
2846 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2847 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2848 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2849 PLUS_EXPR in pointer type.
2850 Handle POINTER_PLUS_EXPR.
2851 (tree_to_aff_combination): Likewise.
2852 (force_expr_to_var_cost): Likewise.
2853 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2854 instead of PLUS_EXPR for pointers.
2855 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2856 instead of PLUS_EXPR of pointer types.
2857 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2859 (check_va_list_escapes): Likewise.
2860 (check_all_va_list_escapes): Likewise.
2861 * dwarf2out.c (loc_descriptor_from_tree_1):
2862 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2863 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2864 (string_constant): Likewise.
2865 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2866 the offset to the base, use POINTER_PLUS_EXPR.
2867 (add_to_parts): Convert the index to sizetype.
2868 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2869 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2870 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2871 Offset only holds something for PLUS_EXPR.
2872 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2874 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2876 (analyze_accesses_for_modify_stmt): Likewise.
2877 Remove comment about the type being integral type as it is
2879 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2881 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2883 Correct the type which the artimentic is done in (is now
2886 * tree-data-ref.c (split_constant_offset): Handle
2888 * tree-affine.c (tree_to_aff_combination): Likewise.
2889 * c-typeck.c (build_unary_op): For pointers create the increment
2890 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2892 * gimplify.c (gimplify_self_mod_expr): Create a
2893 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2894 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2895 * tree.def (POINTER_PLUS_EXPR): New tree code.
2896 * tree-predcom.c (ref_at_iteration): If we have a pointer
2897 type do the multiplication in sizetype.
2898 * tree-mudflap.c (mf_xform_derefs_1): Create a
2899 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2900 * tree-ssa-forwprop.c
2901 (forward_propagate_addr_into_variable_array_index):
2902 Don't expect there to be a cast for the index as that
2903 does not exist anymore.
2904 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2905 instead of PLUS_EXPR.
2906 Don't check for the first operand of the POINTER_PLUS_EXPR
2907 was the index as it cannot be.
2908 Call forward_propagate_addr_into_variable_array_index with
2909 the SSA_NAME instead of the statement.
2910 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2911 (compare_constant): Likewise.
2912 (copy_constant): Likewise.
2913 (compute_reloc_for_constant): Likewise.
2914 (output_addressed_constants): Likewise.
2915 (initializer_constant_valid_p): Likewise.
2916 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2917 Convert the MIN/MAX of the inner type to the outer
2918 type before comparing them.
2919 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2920 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2921 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2922 of PLUS_EXPR for pointers.
2923 * tree-inline.c (estimate_num_insns_1): Handle
2925 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2926 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2927 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2928 instead of PLUS_EXPR for the pointer increment statement.
2929 (vect_update_ivs_after_vectorizer): For pointer types, create
2930 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2931 MULT_EXPR in sizetype.
2932 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2934 * tree-object-size.c (plus_expr_object_size): Handle
2935 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2936 code which is trying to figure out which side is a pointer and
2938 (check_for_plus_in_loops_1): Likewise.
2939 (check_for_plus_in_loops): Likewise.
2940 * c-common.c (pointer_int_sum): Create a
2941 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2942 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2943 only POINTER_PLUS_EXPR. Removing all the extra
2944 code which is trying to figure out which side is a pointer and
2946 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2947 PLUS_EXPR and MINUS_EXPR.
2948 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2950 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2951 with make_tree, instead of a pointer type.
2952 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2953 for pointers instead of PLUS_EXPR.
2954 (s390_gimplify_va_arg): Likewise.
2955 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2956 instead of PLUS_EXPR when doing addition on pointer
2957 types. Use sizetype for the second operand.
2958 (spu_gimplify_va_arg_expr): Likewise.
2959 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2960 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2961 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2962 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2963 for the pointer addition and also use size_int/sizetype
2965 (ix86_gimplify_va_arg): Likewise.
2966 Perform BIT_AND_EXPR on sizetype arguments.
2967 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2968 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2969 for the pointer additions and also use size_int for the offsets.
2970 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2971 additions and also use size_int for the offsets. Perform
2972 BIT_AND_EXPR on sizetype arguments.
2973 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2974 POINTER_PLUS_EXPR for pointers and create the
2975 BIT_AND_EXPR in sizetype.
2976 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2977 instead of PLUS_EXPR for pointer addition.
2978 (rs6000_va_start): Likewise.
2979 Also use sizetype for the offset.
2980 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2981 as PLUS_EXPR/MINUS_EXPR.
2982 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2983 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2984 Don't use BIT_AND_EXPR on a pointer type, convert the
2985 expression to sizetype first.
2986 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2988 (mips_gimplify_va_arg_expr): Likewise.
2989 Don't create BIT_AND_EXPR in a pointer type.
2991 2007-06-15 Eric Christopher <echristo@apple.com>
2993 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2994 (x86_64-*-darwin*): Ditto.
2995 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2998 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3000 * doc/extend.texi: Document behavior of __attribute__((aligned))
3003 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3005 * rtlanal.c (note_stores): Improve documentation.
3007 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3009 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3010 LOCAL_LABEL_PREFIX): Delete.
3011 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3012 (bfin_internal_label): Delete.
3014 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3016 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3017 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3018 otherwise define to LIBGCC2_TF_CEXT.
3019 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3020 (LIBGCC_TF_CEXT): Ditto.
3023 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3025 PR rtl-optimization/32339
3026 * df-scan.c (df_uses_record): Don't modify flags but just add to
3027 it for df_ref_record.
3029 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3031 * tree-mudflap.c: Fix whitespace issues.
3033 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3035 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3037 2007-06-14 Eric Christopher <echristo@apple.com>
3039 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3040 (movv4sf): Use gcc_unreachable instead of abort.
3042 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3045 * config/i386/sfp-machine.h (CMPtype): New define.
3046 (mach stubs): Use CMPtype instead of int as a return type.
3048 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3050 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3051 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3052 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3053 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3054 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3055 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3056 config/soft-fp/soft-fp.h: Update from glibc CVS.
3058 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3060 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3062 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3065 * config/v850/v850.c: Include dataflow header file.
3066 (substitute_ep_register): Fix typo.
3068 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3070 * configure.ac: Fix earlier checkin.
3071 * configure: Regenerated.
3073 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3075 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3076 * aclocal.m4: Regenerate.
3077 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3078 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3079 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3080 * configure: Regenerate.
3081 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3083 * Makefile.in (quickstrap): Build libgcc too.
3085 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3087 * configure.ac: Add --enable-checking=df. Explicitly mention that
3088 the variables are initialized as for "release".
3089 * df-core.c: Use it.
3090 * configure: Regenerate.
3091 * config.in: Regenerate.
3093 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3095 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3096 validate_replace_rtx instead of replace_rtx.
3097 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3099 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3101 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3102 (DWARF2_UNWIND_INFO): Override default if configured with
3104 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3105 (ENDFILE_SPEC): Add crtend.o.
3106 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3107 (ENDFILE_SPEC): Add crtend.o.
3108 (TARGET_USE_JCR_SECTION): Define.
3109 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3111 * config/i386/cygming-crtbegin.c: New file.
3112 * config/i386/cygming-crtend.c: New file.
3114 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3116 * config/i386/w32-unwind.h: New file.
3118 2007-06-13 Eric Christopher <echristo@apple.com>
3120 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3121 the user set a value below STACK_BOUNDARY.
3123 2007-06-13 Thiemo Seufer <ths@networkno.de>
3125 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3126 imply -lpthread for -pthread.
3128 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3130 * basic-block.h: Remove the prototype for
3131 free_basic_block_vars.
3132 * cfglayout.h: Remove the prototype for
3133 insn_locators_initialize.
3134 * tree.h: Remove the prototype for emit_line_note.
3136 * tree-ssa-pre.c (mergephitemp): Remove.
3137 (init_pre): Don't use mergephitemp.
3139 2007-06-13 Eric Christopher <echristo@apple.com>
3141 * config/i386/i386.c (override_options): If we've specified
3142 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3144 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3146 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3149 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3151 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3152 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3153 (eh_store_handler): New pattern.
3154 (eh_return): Emit it instead of a plain move.
3156 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3158 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3159 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3160 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3163 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3165 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3166 (find_next_insn_start, find_load): New functions.
3167 (bfin_reorg): Use them to deal with the fact that parallel insns are
3168 no longer represented as a SEQUENCE.
3170 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3172 * config/sparc/sparc.c (sparc_override_options): Initialize
3175 2007-06-13 Dave Korn <dave.korn@artimi.com>
3177 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3180 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3182 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3183 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3184 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3185 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3186 tree-vect-transform.c: Fix comment typos. Follow spelling
3189 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3191 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3192 to the exit block use set.
3193 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3194 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3195 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3197 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3199 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3200 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3201 to indicate an error.
3202 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3204 (dbg_cnt_process_opt): Print an error on a bad argument.
3205 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3206 * common.opt (-fdbg-cnt-list): New.
3207 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3209 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3211 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3212 flag on ref-all pointers.
3214 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3217 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3218 for the offset with the modifier as EXPAND_INITIALIZER
3219 if the modifier is EXPAND_INITIALIZER.
3220 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3221 a register if we had an overflow.
3223 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3225 * real.c (real_isfinite): New.
3226 (real_sqrt): Use it.
3227 * real.h (real_isfinite): New.
3228 * builtins.c: Use it.
3230 2007-06-12 Ian Lance Taylor <iant@google.com>
3231 Daniel Berlin <dberlin@dberlin.org>
3234 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3235 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3236 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3237 (DECL_NO_TBAA_P): Define.
3238 (struct tree_decl_common): Add no_tbaa_flag field.
3239 * tree-ssa-structalias.c (struct variable_info): Add
3240 no_tbaa_pruning field.
3241 (new_var_info): Initialize no_tbaa_pruning field.
3242 (unify_nodes): Copy no_tbaa_pruning field.
3243 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3244 (dump_solution_for_var): Print no_tbaa_pruning flag.
3245 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3247 (compute_tbaa_pruning): New static function.
3248 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3249 Call compute_tbaa_pruning.
3250 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3251 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3252 * gimple-low.c (lower_stmt): Likewise.
3253 * tree-gimple.c (is_gimple_stmt): Likewise.
3254 * tree-ssa-operands.c (get_expr_operands): Likewise.
3255 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3256 * tree-inline.c (estimate_num_insns_1): Likewise.
3257 (copy_result_decl_to_var): Likewise.
3258 * expr.c (expand_expr_real_1): Likewise.
3259 * tree-pretty-print.c (dump_generic_node): Likewise.
3260 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3261 * omp-low.c (omp_copy_decl_2): Likewise.
3262 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3263 * doc/c-tree.texi (Expression trees): Document
3264 CHANGE_DYNAMIC_TYPE_EXPR.
3266 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3268 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3269 with !HONOR_NANS and !HONOR_INFINITIES.
3270 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3272 2007-06-12 Tristan Gingold <gingold@adacore.com>
3274 * gcov.c: Comments updated.
3275 (source_info): Add file_time field.
3276 (source_index): New variable.
3277 (mutiple_files): New variable.
3278 (generate_results): New function extracted from process_file.
3279 (process_file): Save and restore chain of functions, generate
3280 results and free structures only if not merging results.
3281 (release_structures): File names are now freed in create_file_names
3282 (create_file_names): Free previous file names.
3283 (find_source): File date is now read here and modifications in
3284 source files is checked here.
3285 (read_graph_file): Only reverse order of functions for the current
3287 (make_gcov_file_name): Do not generate long names if input_name is
3289 (output_lines): If merging results do not display graph, data and
3291 Checking source file modification is done in find_source.
3293 * doc/gcov.texi: Append an s to sourcefile.
3295 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3297 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3298 (forced_nop): New pattern.
3299 * config/bfin/bfin.c: Include "df.h".
3300 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3301 (bfin_discover_loop): Use df_get_live_in instead of
3302 global_live_at_start.
3303 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3304 df_analyze when done.
3305 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3306 the insns. Use QImode for the final insn in a bundle. Call
3307 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3309 (reorder_var_tracking_notes): New function.
3310 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3311 update_life_info. Call df_analyze after scheduling and bundle
3312 generation. Call reorder_var_tracking_notes if generating these
3313 notes. Call df_finish_pass at the end.
3315 2007-06-12 Dirk Mueller <dmueller@suse.de>
3317 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3318 a comparison, not an assignment.
3320 2007-06-12 Olivier Hainque <hainque@adacore.com>
3322 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3323 Request walking the subtrees only, leaving the current is_lhs/val_only
3325 (convert_non_local_reference): Likewise.
3327 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3329 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3331 2007-06-12 Richard Guenther <rguenther@suse.de>
3333 PR tree-optimization/15353
3334 PR tree-optimization/31657
3335 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3336 * timevar.def: Add TV_TREE_IFCOMBINE.
3337 * tree-pass.h (pass_tree_ifcombine): Declare.
3338 * tree-ssa-ifcombine.c: New file.
3339 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3340 * tree-flow.h (blocks_in_phiopt_order): Declare.
3341 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3342 (tree-ssa-ifcombine.o): New dependencies.
3344 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3346 PR rtl-optimization/32293
3347 * combine.c (simplify_if_then_else): Truncate return from
3348 nonzero_bits() to correct mode.
3350 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3352 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3353 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3355 2007-06-11 Diego Novillo <dnovillo@google.com>
3357 * Makefile.in (reload1.o-warn): Remove.
3359 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3361 * combine.c (subst): Use reg_overlap_mentioned_p
3362 instead of comparing register numbers directly.
3364 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3366 * reload1.c (mark_home_live_1): Use the mode parameter.
3368 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3370 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3371 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3375 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3377 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3379 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3381 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3382 from integer registers.
3383 (FP mode splitters): Handle TFmode.
3385 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3387 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3388 for ref-all pointers that point-to anything.
3390 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3392 * config/arm/arm.c (arm_output_dwarf_dtprel,
3393 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3395 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3397 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3398 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3401 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3403 * gcc/tree.c (signed_or_unsigned_type_for): New.
3404 (unsigned_type_for): Use signed_or_unsigned_type_for.
3405 (signed_type_for): Use signed_or_unsigned_type_for.
3406 * gcc/tree.h (signed_or_unsigned_type_for): New.
3407 (get_signed_or_unsigned_type): Remove.
3408 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3409 lang_hooks.types.signed_type
3410 (size_diffop): Likewise.
3411 (all_ones_mask_p): Likewise.
3412 (build_range_check): Likewise.
3413 (fold_cond_expr_with_comparison): Likewise.
3414 (fold_cond_expr_with_comparison): Likewise.
3415 (unextend): Likewise.
3416 (extract_muldiv_1): Likewise.
3417 (fold_single_bit_test_into_sign_test): Likewise.
3418 (fold_binary): Likewise.
3419 (fold_ternary): Likewise.
3420 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3421 instead of get_signed_or_unsigned_type.
3422 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3423 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3424 * gcc/expr.c (signed_or_unsigned_type_for): Use
3425 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3426 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3427 (lhd_signed_or_unsigned_type): Remove.
3428 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3429 signed_or_unsigned_type.
3430 (lhd_signed_or_unsigned_type): Remove.
3431 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3432 lang_hooks.types.signed_type.
3433 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3434 c_common_signed_type instead of lang_hooks.types.signed_type.
3435 (c_common_unsigned_type): New.
3436 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3437 (shorten_compare): Use c_common_unsigned_type instead of
3438 c_common_signed_or_unsigned_type.
3439 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3441 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3442 lang_hooks.types.signed_type.
3443 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3444 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3445 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3446 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3447 instead of unsigned_type_for.
3448 * gcc/c-decl.c (groakdeclarator): Likewise.
3449 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3450 * gcc/c-common.h (c_common_unsigned_type): New.
3452 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3455 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3456 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3458 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3461 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3462 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3464 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3465 Sebastian Pop <sebpop@gmail.com>
3467 * lambda-code.c (remove_iv): New.
3468 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3470 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3472 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3473 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3474 * tree-ssa-loop-prefetch.c: Include optabs.h.
3475 (FENCE_FOLLOWING_MOVNT): New macro.
3476 (struct mem_ref): Add independent_p and storent_p fields.
3477 (record_ref): Initalize the new fields.
3478 (gather_memory_references_ref): Return true if the reference
3480 (gather_memory_references): Check whether all memory accesses
3481 in loop were recorded.
3482 (should_issue_prefetch_p): Return false for nontemporal stores.
3483 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3484 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3485 (determine_loop_nest_reuse): Detect independent memory references.
3486 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3487 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3488 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3489 * config/i386/i386.h (x86_mfence): Declare.
3490 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3491 * config/i386/i386.c (x86_mfence): New variable.
3492 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3494 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3495 * optabs.c (init_optabs): Initialize storent_optab.
3496 * optabs.h (enum optab_index): Add OTI_storent.
3497 (storent_optab): Declare.
3498 * genopinit.c (optabs): Add initialization for storent_optab.
3499 * tree.h (MOVE_NONTEMPORAL): New macro.
3500 * expr.c (expand_assignment, store_expr, store_constructor_field,
3501 store_constructor, store_field, expand_expr_real_1): Propagate
3502 nontemporality of the expanded store.
3503 (emit_storent_insn): New function.
3504 * expr.h (expand_assignment, store_expr): Declaration changed.
3505 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3506 to expand_assignment.
3507 * stmt.c (expand_asm_expr): Ditto.
3508 * calls.c (initialize_argument_information): Pass false as
3509 nontemporality to store_expr.
3510 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3513 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3515 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3517 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3519 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3521 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3522 and allow DECL_P here.
3524 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3526 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3527 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3528 track of the size of the expression.
3529 * cfghooks.c (merge_blocks): Remove block from loops structure only
3530 after call of the merge_blocks hook.
3532 2007-06-09 Tom Tromey <tromey@redhat.com>
3534 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3535 (deprecated_state): Removed.
3536 (start_decl): Update.
3537 (enum deprecated_states): Moved earlier.
3538 (groktypename): Update.
3539 (push_parm_decl): Likewise.
3540 (grokfield): Likewise.
3541 (start_function): Likewise.
3543 2007-06-09 Ian Lance Taylor <iant@google.com>
3545 PR tree-optimization/32169
3546 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3547 CONVERT_EXPR, check whether min and max both converted to an
3548 overflow infinity representation.
3550 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3552 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3553 not inserted on the edge.
3555 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3557 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3558 instructions if they are supported.
3559 (__divsi3, __umodsi3, __modsi3): Likewise.
3560 (__ashldi3, __ashrdi3, __lshrdi3): New.
3561 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3563 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3564 Tony Linthicum <tony.linthicum@amd.com>
3566 * doc/invoke.texi: Add fvect-cost-model flag.
3567 * common.opt (fvect-cost-model): New flag.
3568 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3569 cost fields in stmt_vec_info struct for STMT.
3570 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3571 fields in stmt_vec_info struct and access functions for the same.
3572 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3573 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3574 load, store and vector to scalar operation.
3575 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3576 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3577 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3578 (TARG_VEC_STORE_COST): Define cost of vector store.
3579 (vect_estimate_min_profitable_iters): Define new function.
3580 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3581 check to evaluate if loop iterations are less than minimum profitable
3582 iterations determined by cost model or minimum vect loop bound defined
3583 by user, whichever is more conservative.
3584 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3585 run-time check to evaluate if loop iterations are less than minimum
3586 profitable iterations determined by cost model or minimum vect loop
3587 bound defined by user, whichever is more conservative.
3588 (vect_estimate_min_profitable_iterations): New function to estimate
3589 mimimimum iterartions required for vector version of loop to be
3590 profitable over scalar version.
3591 (vect_model_reduction_cost): New function.
3592 (vect_model_induction_cost): New function.
3593 (vect_model_simple_cost): New function.
3594 (vect_cost_strided_group_size): New function.
3595 (vect_model_store_cost): New function.
3596 (vect_model_load_cost): New function.
3597 (vectorizable_reduction): Call vect_model_reduction_cost during
3599 (vectorizable_induction): Call vect_model_induction_cost during
3601 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3602 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3603 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3604 vectorizable_promotion, vectorizable_demotion): Call
3605 vect_model_simple_cost during analysis phase.
3607 2007-06-08 Simon Baldwin <simonb@google.com>
3609 * reg-stack.c (get_true_reg): Readability change. Moved default case
3610 label into direct switch statement scope.
3612 2007-06-08 Simon Baldwin <simonb@google.com>
3614 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3615 in gcc_assert() with '==' comparison.
3617 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3619 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3620 TARGET_ABM handling of x86_popcnt variable.
3622 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3624 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3625 __builtin_copysignq and __builtin_infq built-in functions.
3627 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3629 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3630 SSE4.2 section. Correct built-in function names in SSE4A section.
3632 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3634 PR tree-optimization/32243
3635 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3636 for ncopies after ratio check between nunits_out and nunits_in.
3637 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3639 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3641 PR tree-optimization/32224
3642 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3643 vectorization upon a non GIMPLE_MODIFY_STMT.
3645 2007-06-08 Christian Bruel <christian.bruel@st.com>
3648 * config/sh/sh.md (doloop_end): New pattern and splitter.
3649 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3651 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3654 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3656 (verify_dominators): Do not change dominance tree.
3658 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3660 * config/sh/constraints.md: New file.
3661 * config/sh/sh.c: Include tm-constrs.h.
3662 (reg_class_from_letter): Remove.
3663 (prepare_cbranch_operands): Use satisfies_constraint_*
3664 function instead of macro.
3665 (andcosts, broken_move, sh_secondary_reload): Likewise.
3666 * config/sh/predicates.md (trapping_target_operand): Likewise.
3667 (and_operand, arith_operand, arith_reg_or_0_operand,
3668 cmp_operand, logical_operand, target_operand,
3669 ua_address_operand, ua_offset, xor_operand): Likewise.
3670 * config/sh/sh.md: Include constraints.md.
3671 (*movsicc_t_false): Use satisfies_constraint_* function
3673 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3674 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3675 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3676 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3677 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3678 (REG_CLASS_FROM_CONSTRAINT): Remove.
3679 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3680 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3681 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3682 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3683 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3684 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3685 function instead of macro.
3686 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3687 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3688 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3689 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3690 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3691 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3692 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3693 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3694 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3695 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3696 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3697 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3698 EXTRA_CONSTRAINT_STR): Likewise.
3699 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3701 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3703 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3705 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3708 * c-common.h (flag_cpp0x): Replaced by...
3709 (cxx_dialect): ... this new variable specifying the C++ dialect that
3711 * c-common.c (flag_cpp0x): Removed.
3712 (cxx_dialect): Defined.
3713 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3715 * c-opts.c (c_common_post_options): Likewise.
3716 (set_std_cxx98): Set cxx_dialect to cxx98.
3717 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3719 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3720 Hui-May Chang <hm.chang@apple.com>
3722 * doc/invoke.texi (Darwin Options): Update documentation for
3723 -mmacosx-version-min.
3724 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3725 * config/darwin-driver.c: New file.
3726 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3727 * config/t-darwin (darwin-driver.o): New rule.
3729 * config/darwin-c.c (version_as_macro): Ignore low digit.
3731 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3733 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3734 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3735 (CSGNMODE): New mode macro.
3736 (CSGNVMODE): New mode attribute.
3737 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3738 expander using CSGNMODE mode macro. Handle TFmode.
3739 (copysign<mode>3_const): Rename from copysignsf3_const and
3740 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3742 (copysign<mode>3_var): Rename from copysignsf3_var and
3743 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3745 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3746 mode macro. Handle TFmode.
3747 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3748 (iortf3, *iortf3): Ditto.
3749 (xortf3, *xortf3): Ditto.
3750 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3751 TFmode and TImode masks.
3752 (ix86_expand_copysign): Expand TFmode copysign insn.
3753 (IX86_BUILTIN_INFQ): New.
3754 (IX86_BUILTIN_FABSQ): Ditto.
3755 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3756 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3757 [__builtin_fabsq]: Ditto.
3758 [__builtin_copysignq]: Ditto.
3759 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3760 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3761 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3762 ix86_expand_binop_builtin().
3764 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3766 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3768 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3771 * rtl.h (push_to_sequence2): New.
3772 * emit-rtl.c (push_to_sequence2): New.
3773 * function.c (assign_parm_data_all): Add new fields.
3774 (assign_parm_setup_block): Call push_to_sequence2 instead of
3776 (assign_parm_setup_reg): Ditto.
3777 (assign_parm_setup_stack): Ditto.
3778 (assign_parms_unsplit_complex): Ditto.
3779 (assign_parms): Change field name.
3781 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3783 PR tree-optimization/32220
3784 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3785 phi node is reached before defining statement.
3787 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3790 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3791 after changing the right hand side of the assignment.
3793 2007-06-06 Eric Christopher <echristo@apple.com>
3795 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3796 (x86_64-*-darwin*): Ditto.
3797 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3798 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3800 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3802 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3804 (add_key): Likewise.
3805 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3806 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3808 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3810 (add_cost_one_coalesce): Likewise.
3811 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3812 variable names. Rename orig to orig_name for consistency.
3813 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3815 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3817 (record_equivalences_from_stmt): Likewise.
3818 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3819 the coding conventions.
3820 (memory_ssa_name_same): Likewise.
3821 (dse_optimize_stmt): Likewise.
3822 (dse_record_phis): Likewise.
3823 (dse_finalize_block): Likewise.
3824 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3825 keywords as variable names.
3826 (may_move_till): Cast according to the coding conventions.
3827 (force_move_till_expr): Avoid using C++ keywords as variable names.
3828 (force_move_till): Cast according to the coding conventions.
3829 (memref_hash): Likewise.
3830 (memref_eq): Likewise.
3831 (gather_mem_refs_stmt): Likewise.
3832 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3833 using C++ keywords as variable names.
3834 (idx_find_step): Cast according to the coding conventions.
3835 (idx_record_use): Likewise.
3836 (find_depends): Likewise.
3837 (prepare_decl_rtl): Likewise.
3838 (mbc_entry_hash): Likewise.
3839 (mbc_entry_eq): Likewise.
3840 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3841 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3842 (idx_infer_loop_bounds): Cast according to the coding conventions.
3843 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3844 * tree-ssa-math-opts.c (occ_new ): Likwise.
3845 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3847 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3849 (add_use_op): Likewise.
3850 (add_vop): Likewise.
3851 (add_vuse_op): Likewise.
3852 (add_vdef_op): Likewise.
3853 (get_expr_operands): Likewise.
3854 (push_stmt_changes): Use type safe memory macros.
3855 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3856 keywords as variable names.
3857 (conditional_replacement): Likewise.
3858 (minmax_replacement): Likewise.
3859 (abs_replacement): Likewise.
3860 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3862 (insert_fake_stores): Avoid using C++ keywords as variable names.
3863 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3865 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3866 (heapvar_insert): Use type safe memory macros.
3867 (new_var_info): Cast according to the coding conventions.
3868 (new_constraint): Likewise.
3869 (remove_preds_and_fake_succs): Use type safe memory macros.
3870 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3872 (thread_single_edge): Likewise.
3873 (thread_through_loop_header): Likewise.
3875 2007-06-06 Eric Christopher <echristo@apple.com>
3877 * config/i386/i386.c (override_options): Move handling
3878 of TARGET_SUBTARGET* earlier.
3880 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3882 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3885 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3887 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3888 emited outside of basic block.
3889 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3891 * rtl.h (delete_insn_chain): Declaration changed.
3892 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3894 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3895 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3896 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3897 to delete_insn_chain.
3898 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3899 do not have bb field set.
3900 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3902 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3903 * cfgcleanup.c (try_optimize_cfg): Ditto.
3905 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3907 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3908 (lambda_body_vector_new): Use type safe memory macros.
3909 (lambda_linear_expression_new): Likewise.
3910 (lambda_loopnest_new): Likewise.
3911 (lambda_lattice_new): Likewise.
3912 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3913 conventions. Use type safe memory macros.
3914 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3915 (lambda_body_vector_s): Likewise.
3916 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3917 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3919 2007-06-06 Richard Guenther <rguenther@suse.de>
3921 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3922 if we need to schedule cfg_cleanup.
3923 (tree_ssa_forward_propagate_single_use_vars): Do so.
3925 2007-06-06 Ian Lance Taylor <iant@google.com>
3927 * fold-const.c (merge_ranges): If range_successor or
3928 range_predecessor fail, just return 0.
3930 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3932 PR tree-optimization/32216
3933 * tree-vectorizer.c (supportable_widening_operation): Determine
3934 signedness of FIX_TRUNC_EXPR from output operand.
3935 (supportable_narrowing_operation): Ditto.
3936 * tree-vect-generic.c (expand_vector_operations_1): Determine
3937 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3940 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3942 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3943 (struct pta): ...from here. Change flags to unsigned to avoid
3944 excessive casting (as it is used as a bit mask).
3945 (override_options): Add casts according to the coding convenventions.
3946 (x86_64_elf_unique_section): Likewise.
3947 (examine_argument): Avoid using C++ keywords as variable names.
3948 (construct_container): Likewise.
3949 (legitimize_pic_address): Likewise.
3950 (get_dllimport_decl): Cast according to the coding conventions. Use
3951 type safe memory macros.
3952 (legitimize_address): Cast according to the coding conventions.
3953 (emit_i387_cw_initialization): Corrected the type of slot to enum
3955 (ix86_init_machine_status): Use type safe memory macros.
3956 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3957 (bdesc_pcmpistr): Likewise.
3958 (bdesc_crc32): Likewise.
3959 (bdesc_sse_3arg): Likewise.
3960 (bdesc_2arg): Likewise.
3961 (bdesc_1arg): Likewise.
3962 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3963 (ix86_expand_sse_pcmpistr): Likewise.
3964 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3965 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3966 int to match the langhook definition.
3967 (ix86_builtin_conversion): Change the type of code to unsigned init to
3968 match the langhook definition.
3969 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3971 (ix86_preferred_output_reload_class): Likewise.
3972 (ix86_cannot_change_mode_class): Likewise.
3973 (ix86_memory_move_cost): Likewise.
3974 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3975 avoid excessive casting later on.
3976 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3978 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3981 as flags setting insn.
3982 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3984 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3986 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3987 (UNSPEC_ROUND): New.
3988 ("sse4_1_round<mode>2"): New insn pattern.
3989 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3991 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3992 expander using SSEMODEF mode macro. Expand using
3993 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3994 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3995 expander using SSEMODEF mode macro. Expand using
3996 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3997 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3998 expander using SSEMODEF mode macro. Expand using
3999 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4000 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4001 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4002 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4005 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4006 Sebastian Pop <sebpop@gmail.com>
4008 * lambda.h (build_linear_expr): New.
4009 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4010 Use build_linear_expr, call fold and force_gimple_operand.
4011 (lambda_loopnest_to_gcc_loopnest): Check that there is
4012 something to insert.
4013 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4015 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4017 PR preprocessor/23479
4018 * doc/extend.texi: Document the 0b-prefixed binary integer
4021 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4023 PR tree-optimization/32215
4024 * tree-vectorizer.c (supportable_widening_operation): Return false
4025 for unsupported FIX_TRUNC_EXPR tree code.
4026 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4028 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4030 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4031 register on SPE targets. Change documentation to reflect
4033 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4034 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4035 out of the register allocation pool.
4036 (rs6000_reg_live_or_pic_offset_p): New function.
4037 (rs6000_emit_prologue): Move the actual saving of LR up to free
4038 r0 for holding r11. Split saving of SPE 64-bit registers into
4039 its own case. Ensure that offsets will always be in-range for
4040 'evstdd' by using r11 as a scratch register to point at the start
4041 of the SPE save area. Save r11 if necessary, as it is the static
4043 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4044 into its own case. Ensure that offsets will always be in-range
4045 for 'evldd' by using r11 as a scratch register to point at the
4046 start of the SPE save area. Also adjust r11 when restoring
4047 the stack pointer to compensate for pre-loading r11.
4049 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4051 * cfg.c (init_flow): Use type safe memory macros.
4052 (alloc_block): Likewise.
4053 (unchecked_make_edge): Likewise.
4054 (dump_flow_info): Avoid using C++ keywords as variable names.
4055 (copy_original_table_clear): Cast according to the coding conventions.
4056 (copy_original_table_set): Likewise.
4057 * cfgexpand (label_rtx_for_bb): Likewise.
4058 (expand_gimple_basic_block): Likewise.
4059 * cfghooks.c (dump_bb): Likewise.
4060 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4062 (lv_add_condition_to_bb): Likewise.
4063 * cfglayout (relink_block_chain): Cast according to the coding
4065 (fixup_reorder_chain): Likewise.
4066 (fixup_fallthru_exit_predecessor): Likewise.
4067 * cfgloop.c (glb_enum_p): Likewise.
4068 (get_exit_description): Likewise.
4069 (dump_recorded_exit): Likewise.
4070 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4071 (struct loop): ... from here.
4072 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4074 * cfgrtl.c (rtl_create_basic_block): Likewise.
4075 (rtl_split_block): Likewise.
4076 (rtl_dump_bb): Likewise.
4077 (cfg_layout_split_block): Likewise.
4078 (init_rtl_bb_info): Use typesafe memory macros.
4080 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4081 * graphds.h: Updated all usages of edge to graph_edge.
4082 * graphds.c: Likewise.
4083 * cfgloopanal.c: Likewise.
4085 2007-06-05 Ian Lance Taylor <iant@google.com>
4087 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4088 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4089 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4091 (test_for_singularity): Likewise.
4093 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4095 * config/i386/constraints.md ("Y2"): Replaced by ...
4097 * config/i386/i386.md: Likewise.
4098 * config/i386/mmx.md: Likewise.
4099 * config/i386/sse.md: Likewise.
4101 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4103 * config/i386/constraints.md ("z"): Replaced by ...
4105 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4106 (sse4_1_blendvps): Likewise.
4107 (sse4_1_pblendvb): Likewise.
4108 (sse4_2_pcmpestr): Likewise.
4109 (sse4_2_pcmpestrm): Likewise.
4110 (sse4_2_pcmpestr_cconly): Likewise.
4111 (sse4_2_pcmpistr): Likewise.
4112 (sse4_2_pcmpistrm): Likewise.
4113 (sse4_2_pcmpistr_cconly): Likewise.
4115 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4117 * matrix-reorg.c (transform_access_sites): Fix computation.
4118 (transform_allocation_sites): Same.
4120 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4122 * config/i386/i386.c (override_options): Use
4123 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4125 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4127 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4128 (nonimm_not_xmm0_operand): Ditto.
4129 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4130 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4131 as operand[2] predicate. Require "z" class XMM register for
4132 operand[3]. Adjust asm template.
4133 ("sse4_1_blendvpd"): Ditto.
4134 ("sse4_1_pblendvb"): Ditto.
4135 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4136 force op2 into xmm0 register for variable blend instructions.
4138 2007-06-04 Tom Tromey <tromey@redhat.com>
4140 * c-tree.h (start_enum): Update.
4141 (build_enumerator): Likewise.
4142 * c-decl.c (enum_next_value): Removed.
4143 (enum_overflow): Likewise.
4144 (start_enum): Add c_enum_contents argument. Don't use globals.
4145 (build_enumerator): Likewise.
4146 * c-tree.h (struct c_enum_contents): New struct.
4148 2007-06-04 Tom Tromey <tromey@redhat.com>
4150 * c-common.c (c_common_get_alias_set): Fix indentation.
4152 2007-06-04 Ian Lance Taylor <iant@google.com>
4154 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4155 to overflow, reduce overflow infinity to regular infinity.
4156 (vrp_var_may_overflow): New static function.
4157 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4159 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4161 * stor-layout.c (layout_type): Remove duplicate code.
4163 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4166 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4167 before build_common_builtin_nodes ().
4169 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4172 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4174 2007-06-04 Jan Hubicka <jh@suse.cz>
4176 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4177 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4178 instead of _stat version.
4180 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4182 PR tree-optimization/32194
4183 * tree-predcom.c (determine_offset): Check that both references have
4186 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4188 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4189 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4190 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4191 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4192 Add argument to iterate_fix_dominators call.
4193 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4194 * gcse.c (hoist_code): Change domby to vector.
4195 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4196 Add argument to iterate_fix_dominators call.
4197 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4198 recompute_dominator.
4199 * lambda-code.c (perfect_nestify): Ditto.
4200 * cfgloopanal.c: Include graphds.h.
4201 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4202 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4203 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4205 * graphds.c: New file.
4206 * graphds.h: New file.
4207 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4208 (get_dominated_by, get_dominated_by_region): Change return type to
4210 (verify_dominators): Recompute all dominators and compare the results.
4211 (recount_dominator): Renamed to ...
4212 (recompute_dominator): ... this. Do not check that the block is
4214 (iterate_fix_dominators): Reimplemented.
4215 (prune_bbs_to_update_dominators, root_of_dom_tree,
4216 determine_dominators_for_sons): New functions.
4217 * et-forest.c (et_root): New function.
4218 * et-forest.h (et_root): Declare.
4219 * Makefile.in (graphds.o): Add.
4220 (cfgloopanal.o): Add graphds.h dependency.
4221 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4222 * basic-block.h (get_dominated_by, get_dominated_by_region,
4223 iterate_fix_dominators): Declaration changed.
4224 (recount_dominator): Renamed to ...
4225 (recompute_dominator): ... this.
4226 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4227 (thread_through_all_blocks): Do not free dominance info.
4229 2007-06-03 Andreas Schwab <schwab@suse.de>
4231 * config/m68k/m68k.c (override_options): Don't override
4233 * config/m68k/m68k-modes.def (SF, DF): Define to use
4234 motorola_single_format and motorola_double_format, resp.
4235 * real.c (motorola_single_format): Renamed from
4236 coldfire_single_format.
4237 (motorola_double_format): Renamed from coldfire_double_format.
4238 (encode_ieee_extended): Generate a proper canonical NaN image
4239 respecting canonical_nan_lsbs_set.
4240 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4242 * real.h: Adjust declarations.
4244 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4247 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4248 the symbol is generated with the stack protector.
4250 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4252 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4253 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4255 * doc/extend.texi (interrupt): Mention m68k.
4257 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4259 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4260 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4261 (ix86_expand_sse_pcmpestr): Do not check operands for
4262 "register_operand", when insn operand predicate is "register_operand".
4263 (ix86_expand_sse_pcmpistr): Ditto.
4265 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4266 Uros Bizjak <ubizjak@gmail.com>
4268 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4269 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4270 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4271 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4272 * config/i386/constraints.md ("z"): New register constraint
4273 for members of SSE_FIRST_REG class.
4274 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4275 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4276 SSE_FIRST_REG class.
4277 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4278 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4279 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4280 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4281 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4282 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4283 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4284 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4285 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4286 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4287 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4288 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4289 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4290 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4291 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4292 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4293 (struct builtin_description): Change "flag" field to unsigned.
4294 (bdesc_pcmpestr): New builtin description table.
4295 (bdesc_pcmpistr): Likewise.
4296 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4297 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4298 Initialize pcmp[ei]str[im] insns for SSE4.2.
4299 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4300 (ix86_expand_sse_pcmpistr): Likewise.
4301 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4302 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4303 (UNSPEC_PCMPISTR): Likewise.
4304 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4305 (sse4_2_pcmpestri):New isns pattern.
4306 (sse4_2_pcmpestrm): Likewise.
4307 (sse4_2_pcmpestr_cconly): Likewise.
4308 (sse4_2_pcmpistr): New insn patern and splitter.
4309 (sse4_2_pcmpistri):New isns pattern.
4310 (sse4_2_pcmpistrm): Likewise.
4311 (sse4_2_pcmpistr_cconly): Likewise.
4312 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4315 2007-06-01 David Daney <ddaney@avtrex.com>
4317 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4318 LOADGP_ABSOLUTE and not binds_local_p.
4320 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4322 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4324 2007-06-01 Ian Lance Taylor <iant@google.com>
4326 * tree-vrp.c (compare_name_with_value): Always set
4327 used_strict_overflow if we get a result from the variable itself.
4329 2007-06-01 Ian Lance Taylor <iant@google.com>
4331 PR rtl-optimization/31455
4332 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4333 subregs which have a cast between modes which are not tieable.
4335 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4337 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4338 breaks after return statements.
4340 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4342 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4343 only after no_new_pseudos.
4345 2007-05-31 Eric Christopher <echristo@apple.com>
4347 * expr.c (convert_move): Assert that we don't have a BLKmode
4349 (store_expr): Handle BLKmode moves by calling emit_block_move.
4351 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4353 * c-typeck.c (build_indirect_ref): Include type in error message.
4354 (build_binary_op): Pass types to binary_op_error.
4355 * c-common.c (binary_op_error): Take two type arguments, print out
4357 * c-common.h (binary_op_error): Update prototype.
4359 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4361 * config/i386/i386.c: Correct coments on -mno-sse4.
4363 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4365 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4366 (x86_64-*-*): Likewise.
4367 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4368 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4369 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4370 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4371 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4372 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4373 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4374 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4375 (OPTION_MASK_ISA_SSE4): Likewise.
4376 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4377 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4378 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4379 (override_options): Support SSE4.2.
4380 (ix86_build_const_vector): Support SImode and DImode.
4381 (ix86_build_signbit_mask): Likewise.
4382 (ix86_expand_int_vcond): Support V2DImode.
4383 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4384 (IX86_BUILTIN_CRC32HI): Likewise.
4385 (IX86_BUILTIN_CRC32SI): Likewise.
4386 (IX86_BUILTIN_CRC32DI): Likewise.
4387 (IX86_BUILTIN_PCMPGTQ): Likewise.
4388 (bdesc_crc32): Likewise.
4389 (bdesc_sse_3arg): Likewise.
4390 (ix86_expand_crc32): Likewise.
4391 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4392 (ix86_expand_builtin): Likewise.
4393 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4394 __SSE4_2__ for -msse4.2.
4395 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4396 (CRC32MODE): Likewise.
4397 (crc32modesuffix): Likewise.
4398 (crc32modeconstraint): Likewise.
4399 (sse4_2_crc32<mode>): Likewise.
4400 (sse4_2_crc32di): Likewise.
4401 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4403 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4404 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4405 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4406 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4407 (vcondu<mode>): Likewise.
4408 * doc/extend.texi: Document SSE4.2 built-in functions.
4409 * doc/invoke.texi: Document -msse4.2/-msse4.
4411 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4413 PR tree-optimization/32160
4414 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4415 variable as gimple reg.
4416 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4418 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4420 * gcc.c (main): Don't consider linker options when issuing the
4421 warning about a linker input file not being used.
4423 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4425 * tree-vrp.c (compare_names): Initialize sop.
4427 2007-05-30 Dirk Mueller <dmueller@suse.de>
4429 * cgraphunit.c (cgraph_analyze_function): Remove
4430 computation of inline parameters.
4432 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4434 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4436 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4438 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4439 Add vx-common.h. Include vxworks.h between vx-common.h and
4441 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4443 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4444 (TARGET_ASM_DESTRUCTOR): Likewise.
4445 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4446 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4447 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4448 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4449 (VXWORKS_ENDIAN_SPEC): Define.
4450 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4451 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4452 VXWORKS_* equivalents.
4453 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4454 (ASM_FILE_START): Delete.
4455 (TARGET_VERSION): Reformat.
4456 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4457 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4458 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4459 (FPBIT, DPBIT): Define.
4460 (fp-bit.c, dp-bit.c): New rules.
4461 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4462 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4463 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4464 * config/arm/arm.h: Include vxworks-dummy.h.
4465 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4466 Mark with ATTRIBUTE_UNUSED.
4467 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4468 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4469 make it incompatible with -msingle-pic-base.
4470 (arm_function_ok_for_sibcall): Return false for calls that might
4471 go through a VxWorks PIC PLT entry.
4472 (require_pic_register): New function, split out from...
4473 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4475 (arm_load_pic_register): Handle the VxWorks RTP initialization
4476 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4477 (arm_emit_call_insn): New function.
4478 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4479 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4480 (pic_offset_arm): New pattern.
4481 (call, call_value): Use arm_emit_call_insn.
4482 (call_internal, call_value_internal): New expanders.
4483 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4484 VxWorks unless __PIC__.
4486 2007-05-30 Eric Christopher <echristo@gmail.com>
4488 * genrecog.c: Include regs.h in generated file.
4489 * genemit.c: Ditto. Fix up formatting.
4490 * config/mn10300/constraints.md: New.
4491 * config/mn10300/mn10300.md: Include.
4492 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4493 Fix up for removed macro.
4494 * config/mn10300/predicates.md (call_address_operand): Ditto.
4495 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4496 (CONST_OK_FOR_I): Ditto.
4497 (CONST_OK_FOR_J): Ditto.
4498 (CONST_OK_FOR_K): Ditto.
4499 (CONST_OK_FOR_L): Ditto.
4500 (CONST_OK_FOR_M): Ditto.
4501 (CONST_OK_FOR_N): Ditto.
4502 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4506 (EXTRA_CONSTRAINT): Ditto.
4508 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4510 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4512 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4513 OPTION_MASK_ISA_64BIT.
4514 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4516 2007-05-30 Richard Guenther <rguenther@suse.de>
4519 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4520 types for comparison.
4521 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4522 with original typed arguments.
4523 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4525 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4527 PR tree-optimization/31769
4528 * except.c (duplicate_eh_regions): Clear prev_try if
4529 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4531 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4533 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4534 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4535 bsi of the location where statements should be inserted.
4536 (sink_code_in_bb): Take bsi from statement_sink_location.
4537 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4538 instead of bsi_start.
4539 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4541 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4542 (bsi_move_before): Document inconsistency with bsi_move_after.
4543 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4545 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/i386.h (TARGET_ABM): New define.
4548 (TARGET_POPCNT): Ditto.
4549 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4550 New temporary defines to redefine from OPTION_ISA_* defines.
4551 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4552 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4553 (ix86_isa_flags): New extern int declaration.
4554 (TARGET_SUBTARGET_DEFAULT): New define.
4555 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4556 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4557 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4558 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4559 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4560 * config/i386/darwin.h: Change TARGET_64BIT define to
4563 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4564 using existing "ix86_isa_flags" varible.
4565 (m32, m64): Use existing "ix86_isa_flags" variable.
4566 (mmmx, m3dnow): Ditto.
4567 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4568 (mabm): Define as non-negative option using "x86_abm" variable.
4569 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4571 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4572 Rewrite feature test bitmap.
4573 (ix86_isa_flags): New initialized global int varible.
4574 (ix86_isa_flags_explicit): New static int variable.
4575 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4576 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4577 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4578 target_flags_explicit.
4579 (override_options): Remove "target_enable" and "target_disable" fields
4580 from "struct ptt". Update processor_target_table accordingly. Remove
4581 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4582 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4583 "target_flags" and "ix86_isa_flags_explicit" instead of
4584 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4585 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4586 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4587 to true when either of PTA_POPCNT or PTA_ABM is set in
4588 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4589 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4590 processor_alias_table flags entry. Remove handling of
4591 "target_enable" and "target_disable" fields of processor_target_table.
4592 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4593 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4594 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4595 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4596 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4598 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4600 2007-05-29 David Daney <ddaney@avtrex.com>
4603 * config/mips/mips.c (mips_output_mi_thunk): Emit
4604 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4606 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4607 * config/i386/i386.c (ix86_function_regparm): Added checking of
4608 ix86_force_align_arg_pointer to determine the number of
4609 register parameters.
4611 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4613 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4614 (SET_DR_MISALIGNMENT): New.
4615 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4616 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4617 Use SET_DR_MISALIGNMENT.
4618 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4620 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4621 find_loop_nest): Export.
4622 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4623 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4624 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4625 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4627 (struct mem_ref): Add field reuse_distance.
4628 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4629 Initialize reuse_distance field.
4630 (issue_prefetch_ref): Select temporality of prefetch according to
4632 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4633 self_reuse_distance, determine_loop_nest_reuse): New functions.
4634 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4635 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4636 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4639 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4641 * tree-ssa-alias.c: Add aliasing overview.
4643 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4644 Danny Smith <dannysmith@users.sourceforge.net>
4647 * config/i386/t-crtfm: Compile crtfastmath.o with
4648 -minline-all-stringops.
4649 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4650 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4652 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4654 * doc/md.texi: Document constraints on HP PA-RISC.
4656 * pa/constraints.md: New file.
4657 * pa.md: Include constraints.md.
4658 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4659 (integer_store_memory_operand, ldil_cint_p): New functions.
4660 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4661 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4662 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4663 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4664 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4666 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4669 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4670 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4671 case POSTDECREMENT_EXPR>): Return the error_mark_node
4672 if either the real or imaginary parts would an
4675 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4677 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4678 name when we remove it from a call.
4680 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4682 * targhooks.c (default_narrow_bitfield): Remove.
4683 * targhooks.h: Remove the prototype for
4684 default_narrow_bitfield.
4686 * langhooks-def.h: Remove the prototype for
4687 hook_get_alias_set_0.
4688 * langhooks.c (hook_get_alias_set_0): Remove.
4690 * global.c (EXECUTE_IF_CONFLICT): Remove.
4692 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4695 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4696 return true when truth_value_p is true and the type
4699 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4701 * doc/install.texi (Prerequisites): We no longer require Autoconf
4702 2.13 for the top-level.
4704 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4706 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4707 memory access via x86_expand_vector_move_misalign() only for
4708 TImode values on 32-bit targets.
4710 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4712 * matrix-reorg.c: New file. Implement matrix flattening and
4713 transposing optimization.
4714 * tree-pass.h: Add matrix reorg pass.
4715 * common.opt: Add fipa-mreorg flag.
4716 * Makefile.in: Add matrix-reorg.c.
4717 * passes.c: Add matrix reorg pass.
4718 * varpool.c (add_new_static_var): New function.
4719 * cgraph.h (add_new_static_var): Declare.
4721 2007-05-27 Eric Christopher <echristo@apple.com>
4723 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4724 sp_offset depending on stack size. Save r12 depending
4725 on registers we're saving later.
4726 (rs6000_emit_epilogue): Update sp_offset depending only
4729 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4731 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4732 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4733 * ifcvt.c (if_convert): Ditto.
4734 * tree-ssa-threadupdate.c (thread_block): Ditto.
4735 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4736 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4737 verify_loop_closed_ssa): Check number_of_loops instead of
4739 * predict.c (tree_estimate_probability): Ditto.
4740 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4741 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4742 * modulo-sched.c (sms_schedule): Ditto.
4743 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4744 (scev_finalize): Do not do anything if scev analysis was not
4746 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4747 current_loops == NULL.
4748 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4749 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4751 (loop_optimizer_finalize): Assert that loops were analyzed.
4752 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4753 rtl_doloop): Check number_of_loops instead of current_loops.
4754 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4755 current_loops == NULL.
4756 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4757 gate_tree_vectorize tree_linear_transform, check_data_deps,
4758 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4759 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4760 Check number_of_loops instead of current_loops.
4761 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4762 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4763 free loops if available.
4764 (execute_pre): Do not pass do_fre to fini_pre.
4766 2007-05-27 Tobias Burnus <burnus@net-b.de>
4769 * real.c (mpfr_from_real): Fix sign of -Inf.
4771 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4773 * tree-vect-transform.c (vectorizable_conversion): Initialize
4774 tree_code variables to ERROR_MARK.
4775 (vectorizable_type_demotion): Likewise.
4776 (vectorizable_type_promotion): Likewise.
4778 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4781 * config/i386/i386.md (movti): Handle push operands via
4784 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4786 * basic-block.h: Remove the prototype for merge_seq_blocks.
4787 * cfgcleanup.c (merge_seq_blocks): Remove.
4789 * tree-flow.h: Remove the prototype for is_aliased_with.
4790 * tree-ssa-alias.c (is_aliased_with): Remove.
4792 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4794 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4796 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4798 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4799 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4800 (vec_unpacks_hi_v16qi): Likewise.
4801 (vec_unpacku_lo_v16qi): Likewise.
4802 (vec_unpacks_lo_v16qi): Likewise.
4803 (vec_unpacku_hi_v8hi): Likewise.
4804 (vec_unpacks_hi_v8hi): Likewise.
4805 (vec_unpacku_lo_v8hi): Likewise.
4806 (vec_unpacks_lo_v8hi): Likewise.
4807 (vec_unpacku_hi_v4si): Likewise.
4808 (vec_unpacks_hi_v4si): Likewise.
4809 (vec_unpacku_lo_v4si): Likewise.
4810 (vec_unpacks_lo_v4si): Likewise.
4812 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4814 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4815 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4816 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4817 follow spelling conventions in various
4818 warning/error/diagnostic messages.
4820 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4821 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4822 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4823 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4824 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4825 * doc/tm.texi: Follow spelling conventions.
4827 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4830 * tree-ssa-forwprop.c
4831 (forward_propagate_addr_into_variable_array_index): Remove
4832 the lhs argument. Use the type of def_rhs instead of lhs.
4833 (forward_propagate_addr_expr_1): Update use of
4834 forward_propagate_addr_into_variable_array_index.
4836 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4837 Nigel Stephens <nigel@mips.com>
4839 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4840 function attributes, "far" being an alias for "long_call".
4841 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4842 (mips_near_type_p, mips_far_type_p): New.
4843 (mips_comp_type_attributes): New function to check that attributes
4844 attached to a function type are compatible.
4845 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4846 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4847 to the target function of the thunk.
4848 (mips_encode_section_info): Check for "near" and "far" function
4849 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4851 * config/mips/predicates.md (const_call_insn_operand): Test only
4852 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4854 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4857 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4858 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4859 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4860 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4862 2007-05-25 Eric Christopher <echristo@apple.com>
4864 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4865 to x86-darwin configurations.
4866 * config/i386/t-darwin: Add softfp support.
4867 * config/i386/t-darwin64: Ditto.
4868 * config/i386/sfp-machine.h: If mach then don't use
4869 aliasing, emit a stub to call.
4871 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4873 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4874 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4875 tree-predcom.c, tree-ssa-alias-warnings.c,
4876 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4877 comment typos. Follow spelling conventions.
4878 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4880 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4883 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4884 constants into memory. Expand unaligned memory references for
4885 SSE modes via x86_expand_vector_move_misalign() function.
4887 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4889 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4890 "memory" attribute for "sseishft" type insn without operands[2].
4892 2007-05-25 Dirk Mueller <dmueller@suse.de>
4893 Marcus Meissner <meissner@suse.de>
4895 * doc/extend.texi (alloc_size): New attribute.
4896 * c-common.c (handle_alloc_size_attribute): New.
4897 * tree-object-size.c (alloc_object_size): Use alloc_size
4898 attribute, if available.
4900 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4902 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4904 (__builtin_ia32_vec_ext_v2di): Likewise.
4905 (__builtin_ia32_vec_ext_v4si): Likewise.
4906 (__builtin_ia32_vec_ext_v8hi): Likewise.
4907 (__builtin_ia32_vec_ext_v16qi): Likewise.
4908 (__builtin_ia32_vec_set_v8hi): Likewise.
4910 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4912 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4914 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4916 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4917 (arm_is_longcall_p): Rename to...
4918 (arm_is_long_call_p): ...this. Take a single tree argument and
4920 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4921 (CUMULATIVE_ARGS): Remove call_cookie.
4922 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4923 (ENCODED_LONG_CALL_ATTR_P): Delete.
4924 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4925 LONG_CALL_FLAG_CHAR cases.
4926 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4927 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4928 ARM_DECLARE_FUNCTION_SIZE.
4929 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4930 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4931 (arm_encode_call_attribute, current_file_function_operand): Delete.
4932 (arm_function_in_section_p): New function.
4933 (arm_is_longcall_p): Rename to...
4934 (arm_is_long_call_p): ...this. Take the target function as a single
4935 argument and return a bool. Do not rely on call cookies. Check
4936 whether the target symbol is in the same section as the current
4937 function, not just the same compilation unit.
4938 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4939 (arm_encode_section_info): Don't encode a call type.
4940 * config/arm/arm.md (call, call_value): Update calls to
4941 arm_is_long(_)call_p. Simplify logic.
4942 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4943 Update calls to arm_is_long(_)call_p.
4945 2007-05-25 Richard Guenther <rguenther@suse.de>
4947 PR tree-optimization/31982
4948 * tree-ssa-forwprop.c
4949 (forward_propagate_addr_into_variable_array_index): Handle arrays
4950 with element size one.
4952 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4954 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4955 (umulsi3_highpart): Likewise.
4957 2007-05-24 Ian Lance Taylor <iant@google.com>
4959 PR rtl-optimization/32069
4960 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4963 2007-05-24 Ollie Wild <aaw@google.com>
4965 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4968 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4970 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4971 (oprs_unchanged_p): Use it to check all registers in a REG.
4972 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4973 (reg_set_between_after_reload_p): Delete.
4974 (reg_used_between_after_reload_p): Likewise.
4975 (reg_set_or_used_since_bb_start): Likewise.
4976 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4977 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4978 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4979 * rtlanal.c (reg_set_p): Check whether REG overlaps
4980 regs_invalidated_by_call, rather than just checking the
4981 membership of REGNO (REG).
4983 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4985 * doc/passes.texi: Document predictive commoning.
4986 * doc/invoke.texi (-fpredictive-commoning): Document.
4987 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4988 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4989 adding indices to the generated name.
4990 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4991 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4992 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4993 (op_symbol_code): ... and exported.
4994 (dump_omp_clause, op_symbol): Use op_symbol_code
4995 instead of op_symbol_1.
4996 * tree-pass.h (pass_predcom): Declare.
4997 * timevar.def (TV_PREDCOM): New timevar.
4998 * tree-ssa-loop.c (run_tree_predictive_commoning,
4999 gate_tree_predictive_commoning, pass_predcom): New.
5000 * tree-data-ref.c (find_data_references_in_loop): Find the
5001 references in dominance order.
5002 (canonicalize_base_object_address): Ensure that the result has
5004 (dr_analyze_innermost): Export.
5005 (create_data_ref): Code to fail for references with invariant
5007 (find_data_references_in_stmt): ... here.
5008 * tree-data-ref.h (dr_analyze_innermost): Declare.
5009 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5010 (aff_combination_find_elt, name_expansion_hash,
5011 name_expansion_eq, tree_to_aff_combination_expand,
5012 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5014 * tree-affine.h (aff_combination_constant_multiple_p,
5015 tree_to_aff_combination_expand): Declare.
5016 * tree-predcom.c: New file.
5017 * common.opt (fpredictive-commoning): New option.
5018 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5019 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5020 * Makefile.in (tree-predcom.o): Add.
5021 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5022 * passes.c (init_optimization_passes): Add dceloop after
5023 copy propagation in loop optimizer. Add predictive commoning
5024 to loop optimizer passes.
5026 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5028 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5031 2007-05-24 Jan Hubicka <jh@suse.cz>
5033 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5035 (genheader): Include statistics.h.
5037 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5039 * print-rtl.c (flag_dump_unnumbered): Update comments.
5040 (print_rtl): Fix my previous change.
5041 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5044 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5047 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5049 (thread_through_all_blocks): Call initialize_original_copy_tables
5050 and free_original_copy_tables.
5051 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5053 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5054 * cfghooks.c (duplicate_block): Use get_loop_copy.
5055 * cfg.c: Include cfgloop.h.
5056 (loop_copy): New hash table.
5057 (initialize_original_copy_tables): Initialize loop_copy table.
5058 (free_original_copy_tables): Free loop_copy table.
5059 (copy_original_table_clear, copy_original_table_set,
5060 set_loop_copy, get_loop_copy): New functions.
5061 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5062 * cfgloop.h (struct loop): Remove copy field.
5063 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5064 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5066 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5068 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5069 -msse/-msse2/-msse3.
5071 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5073 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5074 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5076 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5079 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5080 * targhooks.h (default_mangle_decl_assembler_name): Declare
5082 * targhooks.c (default_mangle_decl_assembler_name): Define
5084 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5086 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5087 * langhooks.c (lhd_set_decl_assembler_name): Call
5088 targetm.mangle_decl_assembler_name for names with global scope.
5090 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5092 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5093 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5095 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5096 New. Factored out of i386_pe_encode_section_info.
5097 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5098 Move check for prior decoration of stdcall
5099 symbols to i386_pe_encode_section_info.
5100 (i386_pe_encode_section_info): Adjust call to
5101 gen_stdcall_or_fastcall_suffix. Use
5102 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5103 (i386_pe_mangle_decl_assembler_name): New. Wrap
5104 i386_pe_maybe_mangle_decl_assembler_name.
5106 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5108 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5109 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5110 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5111 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5112 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5115 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5116 Nigel Stephens <nigel@mips.com>
5117 Richard Sandiford <richard@codesourcery.com>
5119 Fix up MIPS16 hard float and add support for complex.
5121 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5122 (TARGET_SOFT_FLOAT_ABI): New.
5123 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5124 __mips_soft_float to reflect the ABI in use, not whether the
5125 FPU is directly accessible (e.g., in MIPS16 mode).
5126 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5127 (UNITS_PER_FPVALUE): Likewise.
5129 * config/mips/mips.c (mips_expand_call): Remove redundant
5130 TARGET_MIPS16 check.
5131 (mips_arg_regno): New.
5132 (function_arg_advance): When setting bits in cum->fp_code for
5133 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5135 (function_arg): Use mips_arg_regno.
5136 (mips_return_mode_in_fpr_p): New.
5137 (mips16_call_stub_mode_suffix): New.
5138 (mips16_cfun_returns_in_fpr_p): New.
5139 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5140 (mips_output_function_prologue): Test mips16_hard_float, not
5141 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5142 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5143 return value into a floating-point register.
5144 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5145 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5146 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5147 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5148 word of double arguments from or to the high bits of 64-bit
5149 floating point registers.
5150 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5151 (mips16_fpret_double): New helper function.
5152 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5153 support for complex modes. Fill in DECL_RESULT for stubdecl.
5154 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5156 * config/mips/mips16.S
5157 (RET, ARG1, ARG2): New.
5158 (MERGE_GPRf, MERGE_GPRt): New.
5159 (DELAYt, DELAYf): New.
5160 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5161 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5162 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5163 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5164 (SFOP): Renamed to...
5165 (OPSF3): This, and macro-ified. Updated all uses.
5166 (SFOP2): Renamed to...
5167 (OPSF2): This, and macro-ified. Updated all uses.
5168 (SFCMP): Renamed to...
5169 (CMPSF): This, and macro-ified. Updated all uses.
5170 (SFREVCMP): Renamed to...
5171 (REVCMPSF): This, and macro-ified. Updated all uses.
5172 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5173 (LDDBL1, LDDBL2, RETDBL): Deleted.
5174 (DFOP): Renamed to...
5175 (OPDF3): This, and macro-ified. Updated all uses.
5176 (DFOP2): Renamed to...
5177 (OPDF2): This, and macro-ified. Updated all uses.
5178 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5179 (DFCMP): Renamed to...
5180 (CMPDF): This, and macro-ified. Updated all uses.
5181 (DFREVCMP): Renamed to...
5182 (REVCMPDF): This, and macro-ified. Updated all uses.
5183 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5184 (RET_FUNCTION): New.
5185 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5186 (__mips16_ret_sc, __mips16_ret_dc): New.
5187 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5188 STUB_ARGS_6, STUB_ARGS_10): New.
5189 (CALL_STUB_NO_RET): New.
5190 (__mips16_call_stub_1): Macro-ified.
5191 (__mips16_call_stub_5): Macro-ified.
5192 (__mips16_call_stub_2): Macro-ified.
5193 (__mips16_call_stub_6): Macro-ified.
5194 (__mips16_call_stub_9): Macro-ified.
5195 (__mips16_call_stub_10): Macro-ified.
5196 (CALL_STUB_RET): New.
5197 (__mips16_call_stub_sf_0): Macro-ified.
5198 (__mips16_call_stub_sf_1): Macro-ified.
5199 (__mips16_call_stub_sf_5): Macro-ified.
5200 (__mips16_call_stub_sf_2): Macro-ified.
5201 (__mips16_call_stub_sf_6): Macro-ified.
5202 (__mips16_call_stub_sf_9): Macro-ified.
5203 (__mips16_call_stub_sf_10): Macro-ified.
5204 (__mips16_call_stub_df_0): Macro-ified.
5205 (__mips16_call_stub_df_1): Macro-ified.
5206 (__mips16_call_stub_df_5): Macro-ified.
5207 (__mips16_call_stub_df_2): Macro-ified.
5208 (__mips16_call_stub_df_6): Macro-ified.
5209 (__mips16_call_stub_df_9): Macro-ified.
5210 (__mips16_call_stub_df_10): Macro-ified.
5211 (__mips16_call_stub_sc_0): New.
5212 (__mips16_call_stub_sc_1): New.
5213 (__mips16_call_stub_sc_5): New.
5214 (__mips16_call_stub_sc_2): New.
5215 (__mips16_call_stub_sc_6): New.
5216 (__mips16_call_stub_sc_9): New.
5217 (__mips16_call_stub_sc_10): New.
5218 (__mips16_call_stub_dc_0): New.
5219 (__mips16_call_stub_dc_1): New.
5220 (__mips16_call_stub_dc_5): New.
5221 (__mips16_call_stub_dc_2): New.
5222 (__mips16_call_stub_dc_6): New.
5223 (__mips16_call_stub_dc_9): New.
5224 (__mips16_call_stub_dc_10): New.
5226 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5227 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5228 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5230 2007-05-23 Ian Lance Taylor <iant@google.com>
5232 * doc/invoke.texi (Invoking GCC): Document that the order of the
5235 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5238 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5239 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5240 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5244 * config/score/score.c (score_print_operand): Make sure that only
5245 lower bits are used.
5247 2007-05-22 Ian Lance Taylor <iant@google.com>
5249 * tree-vrp.c (avoid_overflow_infinity): New static function,
5250 broken out of set_value_range_to_value.
5251 (set_value_range_to_value): Call avoid_overflow_infinity.
5252 (extract_range_from_assert): Likewise.
5254 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5257 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5258 change the type before looking for a COMPOUND_EXPR.
5260 2007-05-22 Ian Lance Taylor <iant@google.com>
5262 * lower-subreg.c (decompose_multiword_subregs): If we change an
5263 insn, call remove_retval_note on it.
5265 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5267 * regs.h (end_hard_regno): New function.
5268 (END_HARD_REGNO, END_REGNO): New macros.
5269 (add_to_hard_reg_set): New function.
5270 (remove_from_hard_reg_set): Likewise.
5271 (in_hard_reg_set_p): Likewise.
5272 (overlaps_hard_reg_set_p): Likewise.
5273 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5274 (note_btr_set): Use END_HARD_REGNO.
5275 * caller-save.c (setup_save_areas): Use end_hard_regno.
5276 (mark_set_regs): Use END_HARD_REGNO.
5277 (add_stored_regs): Use end_hard_regno.
5278 (mark_referenced_regs): Use add_to_hard_reg_set.
5279 * combine.c (update_table_tick): Use END_REGNO.
5280 (record_value_for_reg): Likewise.
5281 (record_dead_and_set_regs): Likewise.
5282 (get_last_value_validate): Likewise.
5283 (use_crosses_set_p): Likewise.
5284 (reg_dead_at_p_1): Likewise.
5285 (reg_dead_at_p): Likewise.
5286 (mark_used_regs_combine): Use add_to_hard_reg_set.
5287 (move_deaths): Use END_HARD_REGNO.
5288 (reg_bitfield_target_p): Use end_hard_regno.
5289 (distribute_notes): Use END_HARD_REGNO.
5290 * cse.c (mention_regs): Use END_REGNO.
5291 (insert): Use add_to_hard_reg_set.
5292 (invalidate): Use END_HARD_REGNO.
5293 (invalidate_for_call): Likewise.
5294 (exp_equiv_p): Use END_REGNO.
5295 (cse_insn): Likewise.
5296 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5297 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5298 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5299 * function.c (keep_stack_depressed): Use end_hard_regno.
5300 * global.c (global_alloc): Use end_hard_regno.
5301 (global_conflicts): Use add_to_hard_reg_set instead of
5303 (find_reg): Likewise.
5304 (mark_reg_store): Likewise.
5305 (mark_reg_conflicts): Likewise.
5306 (mark_reg_death): Use remove_from_hard_reg_set.
5307 (mark_reg_live_nc): Delete.
5308 (set_preference): Use end_hard_regno.
5309 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5310 remove_from_hard_reg_set.
5311 (post_mark_life): Use add_to_hard_reg_set.
5312 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5313 (reg_becomes_live): Use add_to_hard_reg_set.
5314 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5315 (peep2_find_free_register): Use add_to_hard_reg_set.
5316 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5317 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5318 * regrename.c (note_sets): Use add_to_hard_reg_set.
5319 (clear_dead_regs): Use remove_from_hard_reg_set.
5320 (regrename_optimize): Use add_to_hard_reg_set.
5321 (find_oldest_value_reg): Use in_hard_reg_set_p.
5322 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5323 (hard_reg_set_here_p): Use end_hard_regno.
5324 (decompose): Likewise.
5325 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5326 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5327 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5328 (mark_home_live): Use end_hard_regno.
5329 (spill_hard_reg): Likewise.
5330 (clear_reload_reg_in_use): Likewise.
5331 * reorg.c (delete_prior_computation): Use END_REGNO.
5332 * resource.c (update_live_status): Use END_HARD_REGNO.
5333 (mark_referenced_resources): Use add_to_hard_reg_set.
5334 (mark_set_resources): Likewise.
5335 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5336 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5337 (reg_overlap_mentioned_p): Likewise.
5338 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5339 (covers_regno_no_parallel_p): Use END_REGNO.
5340 (find_regno_note): Likewise.
5341 (find_reg_fusage): Use END_HARD_REGNO.
5342 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5343 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5345 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5347 * mode-switching.c (reg_dies): Change type of second argument to
5349 (optimize_mode_switching): Update accordingly.
5351 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5353 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5355 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5356 (hard_reg_set_empty_p): ...these new functions.
5357 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5358 GO_IF_HARD_REG_SUBSET.
5359 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5360 instead of GO_IF_HARD_REG_EQUAL.
5361 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5362 instead of GO_IF_HARD_REG_EQUAL.
5363 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5364 GO_IF_HARD_REG_SUBSET.
5365 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5366 GO_IF_HARD_REG_EQUAL.
5367 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5368 of GO_IF_HARD_REG_SUBSET.
5369 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5370 instead of GO_IF_HARD_REG_EQUAL.
5371 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5372 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5373 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5374 of GO_IF_HARD_REG_SUBSET,
5375 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5376 GO_IF_HARD_REG_SUBSET.
5377 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5378 instead of GO_IF_HARD_REG_EQUAL.
5379 * config/sh/sh.c (push_regs, calc_live_regs): Use
5380 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5381 (hard_regs_intersect_p): Delete.
5383 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5385 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5387 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5388 Richard Henderson <rth@redhat.com>
5390 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5392 (x86_64-*-*): Likewise.
5394 * i386/i386-modes.def (V2QI): New.
5396 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5398 (override_options): Support SSE4.1.
5399 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5400 (IX86_BUILTIN_BLENDPS): Likewise.
5401 (IX86_BUILTIN_BLENDVPD): Likewise.
5402 (IX86_BUILTIN_BLENDVPS): Likewise.
5403 (IX86_BUILTIN_PBLENDVB128): Likewise.
5404 (IX86_BUILTIN_PBLENDW128): Likewise.
5405 (IX86_BUILTIN_DPPD): Likewise.
5406 (IX86_BUILTIN_DPPS): Likewise.
5407 (IX86_BUILTIN_INSERTPS128): Likewise.
5408 (IX86_BUILTIN_MOVNTDQA): Likewise.
5409 (IX86_BUILTIN_MPSADBW128): Likewise.
5410 (IX86_BUILTIN_PACKUSDW128): Likewise.
5411 (IX86_BUILTIN_PCMPEQQ): Likewise.
5412 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5413 (IX86_BUILTIN_PMAXSB128): Likewise.
5414 (IX86_BUILTIN_PMAXSD128): Likewise.
5415 (IX86_BUILTIN_PMAXUD128): Likewise.
5416 (IX86_BUILTIN_PMAXUW128): Likewise.
5417 (IX86_BUILTIN_PMINSB128): Likewise.
5418 (IX86_BUILTIN_PMINSD128): Likewise.
5419 (IX86_BUILTIN_PMINUD128): Likewise.
5420 (IX86_BUILTIN_PMINUW128): Likewise.
5421 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5422 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5423 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5424 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5425 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5426 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5427 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5428 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5429 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5430 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5431 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5432 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5433 (IX86_BUILTIN_PMULDQ128): Likewise.
5434 (IX86_BUILTIN_PMULLD128): Likewise.
5435 (IX86_BUILTIN_ROUNDPD): Likewise.
5436 (IX86_BUILTIN_ROUNDPS): Likewise.
5437 (IX86_BUILTIN_ROUNDSD): Likewise.
5438 (IX86_BUILTIN_ROUNDSS): Likewise.
5439 (IX86_BUILTIN_PTESTZ): Likewise.
5440 (IX86_BUILTIN_PTESTC): Likewise.
5441 (IX86_BUILTIN_PTESTNZC): Likewise.
5442 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5443 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5444 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5445 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5446 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5448 (bdesc_sse_3arg): Likewise.
5449 (bdesc_2arg): Likewise.
5450 (bdesc_1arg): Likewise.
5451 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5453 (ix86_expand_sse_4_operands_builtin): New.
5454 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5455 smaller than 8 bits as the 2nd arg.
5456 (ix86_expand_sse_ptest): New.
5457 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5458 (ix86_expand_vector_set): Support SSE4.1.
5459 (ix86_expand_vector_extract): Likewise.
5461 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5462 __SSE4_1__ for -msse4.1.
5464 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5465 (UNSPEC_INSERTPS): Likewise.
5466 (UNSPEC_DP): Likewise.
5467 (UNSPEC_MOVNTDQA): Likewise.
5468 (UNSPEC_MPSADBW): Likewise.
5469 (UNSPEC_PHMINPOSUW): Likewise.
5470 (UNSPEC_PTEST): Likewise.
5471 (UNSPEC_ROUNDP): Likewise.
5472 (UNSPEC_ROUNDS): Likewise.
5474 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5476 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5477 (const_pow2_1_to_32768_operand): Likewise.
5479 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5482 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5484 (sse4_1_insertps): Likewise.
5485 (*sse4_1_extractps): Likewise.
5486 (sse4_1_ptest): Likewise.
5487 (sse4_1_mulv2siv2di3): Likewise.
5488 (*sse4_1_mulv4si3): Likewise.
5489 (*sse4_1_smax<mode>3): Likewise.
5490 (*sse4_1_umax<mode>3): Likewise.
5491 (*sse4_1_smin<mode>3): Likewise.
5492 (*sse4_1_umin<mode>3): Likewise.
5493 (sse4_1_eqv2di3): Likewise.
5494 (*sse4_1_pinsrb): Likewise.
5495 (*sse4_1_pinsrd): Likewise.
5496 (*sse4_1_pinsrq): Likewise.
5497 (*sse4_1_pextrb): Likewise.
5498 (*sse4_1_pextrb_memory): Likewise.
5499 (*sse4_1_pextrw_memory): Likewise.
5500 (*sse4_1_pextrq): Likewise.
5501 (sse4_1_blendpd): Likewise.
5502 (sse4_1_blendps): Likewise.
5503 (sse4_1_blendvpd): Likewise.
5504 (sse4_1_blendvps): Likewise.
5505 (sse4_1_dppd): Likewise.
5506 (sse4_1_dpps): Likewise.
5507 (sse4_1_movntdqa): Likewise.
5508 (sse4_1_mpsadbw): Likewise.
5509 (sse4_1_packusdw): Likewise.
5510 (sse4_1_pblendvb): Likewise.
5511 (sse4_1_pblendw): Likewise.
5512 (sse4_1_phminposuw): Likewise.
5513 (sse4_1_extendv8qiv8hi2): Likewise.
5514 (*sse4_1_extendv8qiv8hi2): Likewise.
5515 (sse4_1_extendv4qiv4si2): Likewise.
5516 (*sse4_1_extendv4qiv4si2): Likewise.
5517 (sse4_1_extendv2qiv2di2): Likewise.
5518 (*sse4_1_extendv2qiv2di2): Likewise.
5519 (sse4_1_extendv4hiv4si2): Likewise.
5520 (*sse4_1_extendv4hiv4si2): Likewise.
5521 (sse4_1_extendv2hiv2di2): Likewise.
5522 (*sse4_1_extendv2hiv2di2): Likewise.
5523 (sse4_1_extendv2siv2di2): Likewise.
5524 (*sse4_1_extendv2siv2di2): Likewise.
5525 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5526 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5527 (sse4_1_zero_extendv4qiv4si2): Likewise.
5528 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5529 (sse4_1_zero_extendv2qiv2di2): Likewise.
5530 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5531 (sse4_1_zero_extendv4hiv4si2): Likewise.
5532 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5533 (sse4_1_zero_extendv2hiv2di2): Likewise.
5534 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5535 (sse4_1_zero_extendv2siv2di2): Likewise.
5536 (*sse4_1_zero_extendv2siv2di2): Likewise.
5537 (sse4_1_roundpd): Likewise.
5538 (sse4_1_roundps): Likewise.
5539 (sse4_1_roundsd): Likewise.
5540 (sse4_1_roundss): Likewise.
5541 (mulv4si3): Don't expand for SSE4.1.
5542 (smax<mode>3): Likewise.
5543 (umaxv4si3): Likewise.
5544 (uminv16qi3): Likewise.
5545 (umin<mode>3): Likewise.
5546 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5548 * doc/extend.texi: Document SSE4.1 built-in functions.
5550 * doc/invoke.texi: Document -msse4.1.
5552 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5554 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5555 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5556 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5557 (ASM_SPEC): Add asm_pcrel_spec.
5558 (EXTRA_SPECS): Add asm_pcrel_spec.
5560 2007-05-21 David Daney <ddaney@avtrex.com>
5562 * doc/install.texi (Building a cross compiler): Add requirements
5563 for Java cross compiler.
5565 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5568 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5569 Add loopno argument. Use evolution_function_is_invariant_rec_p
5570 instead of evolution_function_is_constant_p.
5571 Update calls to evolution_function_is_affine_multivariate_p.
5572 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5573 Add loopno argument.
5574 * tree-scalar-evolution.c (gather_chrec_stats): Call
5575 evolution_function_is_affine_multivariate_p with a loop
5577 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5578 (analyze_overlapping_iterations): Likewise.
5579 (access_functions_are_affine_or_constant_p): Likewise.
5580 (build_classic_dist_vector_1): If the access functions
5581 are equal, don't do anything.
5583 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5584 Paolo Carlini <pcarlini@suse.de>
5585 Uros Bizjak <ubizjak@gmail.com>
5587 * c-cppbuiltin.c (c_cpp_builtins): Define
5588 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5589 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5590 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5591 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5593 2007-05-21 Mike Stump <mrs@apple.com>
5595 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5597 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5599 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5601 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5602 implementation if __OPTIMIZE__ is not defined.
5603 (_mm_alignr_pi8): Ditto.
5604 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5605 (_mm_inserti_si64): Ditto.
5606 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5607 (_mm_slli_epi16): Ditto.
5608 (_mm_slli_epi32): Ditto.
5609 (_mm_slli_epi64): Ditto.
5610 (_mm_srai_epi16): Ditto.
5611 (_mm_srai_epi32): Ditto.
5612 (_mm_srli_si128): Ditto.
5613 (_mm_slli_si128): Ditto.
5614 (_mm_srli_epi16): Ditto.
5615 (_mm_srli_epi32): Ditto.
5616 (_mm_srli_epi64): Ditto.
5617 (_mm_extract_epi16): Ditto.
5618 (_mm_insert_epi16): Ditto.
5619 (_mm_shufflehi_epi16): Ditto.
5620 (_mm_shufflelo_epi16): Ditto.
5621 (_mm_shuffle_epi32): Ditto.
5622 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5624 (_mm_insert_pi16): Ditto.
5626 (_mm_shuffle_pi16): Ditto.
5628 (_mm_shufle_ps): Ditto.
5629 (_mm_prefetch): Ditto.
5631 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5633 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5634 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5635 * real.c (encode_i370_single, decode_i370_single,
5636 encode_i370_double, decode_i370_double): Functions removed.
5637 (i370_single_format, i370_double_format): Initializations removed.
5638 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5639 Consider the log2_b field to always be one.
5640 (ieee_single_format, mips_single_format, coldfire_single_format,
5641 ieee_double_format, mips_double_format, coldfire_double_format,
5642 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5643 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5644 ibm_extended_format, mips_extended_format, ieee_quad_format,
5645 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5646 decimal_single_format, decimal_double_format, decimal_quad_format,
5647 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5648 initialization of log2_b.
5649 * real.h (i370_single_format, i370_double_format): Declarations
5651 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5652 field to always be one.
5654 2007-05-21 Andreas Schwab <schwab@suse.de>
5656 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5657 NOTE_INSN_BASIC_BLOCK_P.
5658 (process_for_unwind_directive): Likewise.
5660 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5662 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5663 * function.h (struct function): Move va_list_gpr_size,
5664 va_list_fpr_size, function_frequency to front of bitfields. Add
5666 (current_function_calls_unwind_init): New.
5667 * except.c (expand_builtin_unwind_init): Set
5668 current_function_calls_unwind_init not
5669 current_function_has_nonlocal_label.
5670 * reload1.c (has_nonexceptional_receiver): New.
5671 (reload): Use it and current_function_calls_unwind_init to
5672 determine whether call-saved regs must be saved.
5674 2007-05-20 Jan Hubicka <jh@suse.cz>
5676 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5677 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5678 * ddg.c (create_ddg): LIkewise.
5679 * final.c (final): Remove hunk moving line number notes around since
5680 they are no longer present at this stage.
5681 (final_scan_insn): Use NOTE_KIND instead of
5682 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5683 (output_asm_label): Likewise.
5684 * reorg.c (dbr_schedule): Likewise.
5685 * haifa-sched.c (unlink_other_notes): Likewise.
5686 * mode-switching.c (optimize_mode_switching): Likewise.
5687 * graph.c (start_bb): Likewise.
5688 * rtl.def (NOTE): Update description.
5689 * jump.c (squeeze_notes): Delete.
5690 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5691 NOTE_INSN_BASIC_BLOCK_P when possible.
5692 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5693 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5694 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5695 (dwarf2out_var_location): Likewise.
5696 * cfgbuild.c (make_edges): Likewise.
5697 (find_basic_blocks_1): Likewise.
5698 * function.c (reorder_blocks_1): Likewise.
5699 (epilogue_done): Likewise.
5700 (reposition_prologue_and_epilogue_notes): Likewise.
5701 * print-rtl.c (print_rtx): Likewise; drop code for printing
5703 (print_rtl): Likewise.
5704 (print_rtl_single): Likewise.
5705 * gcse.c (insert_insn_start_bb): Likewise.
5706 * alias.c (init_alias_analysis): Likewise.
5707 * calls.c (fixup_tail_calls): Likewise.
5708 * except.c (sjlj_emit_function_enter): Likewise.
5709 * emit-rtl.c (add_insn_after): Likeiwse.
5710 (emit_label_before): Likewise.
5711 (emit_label_after): Likewise.
5712 (emit_note_before, emit_note_after, emit_note): Update
5713 parameter to be enum insn_note; do not deal with source
5715 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5716 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5718 (merge_blocks_move_successor_nojumps): Simplify now when
5719 we don't have BLOCK notes.
5720 (try_optimize_cfg): Likewise.
5721 * cfglayout.c (skip_insns_after_block): Likewise.
5722 (record_effective_endpoints): Likewise.
5723 (duplicate_insn_chain): Likewise.
5724 * varasm.c (output_constant_pool_1): Likewise.
5725 * sched-deps.c (sched_analyze): Likewise.
5726 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5728 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5729 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5730 (SET_INSN_DELETED): Simplify.
5731 (NOTE_LINE_NUMBER): Exterminate.
5732 (NOTE_LINE_KIND): New.
5733 (NOTE_INSN_BASIC_BLOCK_P): Update.
5734 (enum insn_note): Simplify.
5735 (GET_NOTE_INSN_NAME) Simplify.
5736 (emit_note_before, emit_note_after, emit_note): Update prototype.
5737 (squeeze_notes): Remove.
5738 * sched-int.h (NOTE_NOT_BB_P): Update.
5739 * resource.c (mark_target_live_regs): Update.
5740 * sched-rgn.c (debug_dependencies): Update.
5741 * sched-vis.c (print_insn): Update.
5742 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5743 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5744 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5745 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5746 (split_branches): Update.
5747 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5749 (sh_adjust_unroll_max): Exterminate.
5750 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5751 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5752 (m68hc11_reorg): Likewise.
5753 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5754 (emit_predicate_relation_info): Update.
5755 (process_for_unwind_directive): Update.
5756 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5757 (output_call): Update.
5758 * config/pa/pa.c (output_lbranch): Update.
5759 (output_millicode_call): Update.
5760 (output_call): Update.
5761 (pa_combine_instructions): Update.
5762 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5763 * config/bfin/bfin.c (gen_one_bundle): Update.
5764 * cfgrtl.c (can_delete_note_p): Update.
5765 (delete_insn): Update.
5766 (rtl_merge_blocks): Update.
5767 (commit_one_edge_insertion): Update.
5768 (rtl_verify_flow_info): Update.
5769 * stmt.c (expand_case): Do not call squeeze_notes.
5771 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5778 * c.opt (Wtype-limits): New.
5779 * doc/invoke.texi (Wtype-limits): Document it.
5780 (Wextra): Enabled by -Wextra.
5781 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5782 * c-common.c (shorten_compare): Warn with Wtype-limits.
5784 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5786 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5787 inlined function, not as a macro.
5788 (_mm_alignr_pi8): Ditto.
5789 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5790 (_mm_inserti_si64): Ditto.
5791 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5792 (_mm_extract_epi16): Ditto.
5793 (_mm_insert_epi16): Ditto.
5794 (_mm_shufflehi_epi16): Ditto.
5795 (_mm_shufflelo_epi16): Ditto.
5796 (_mm_shuffle_epi32): Ditto.
5797 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5798 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5800 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5802 (_m_to_float): Use C89 compatible assignment.
5804 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5807 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5809 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5812 * doc/invoke.texi (Wreturn-type): Complete description.
5813 (Wextra): Delete item about return-type warning.
5814 * c-decl.c: Delete redundant Wextra warning.
5816 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5819 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5820 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5821 inlined function, not as a macro.
5822 (_mm_prefetch): Ditto.
5824 (_mm_insert_pi16): Ditto.
5826 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5827 (_m_pshufw): Ditto. Add const to __N argument.
5828 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5829 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5830 (_mm_slli_epi32): Ditto.
5831 (_mm_srli_si128): Implement as always inlined function, not as a
5832 macro. Add __inline to function declaration.
5833 (_mm_slli_si128): Ditto.
5835 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5838 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5840 (struct fenv): New structure.
5841 (FP_HANDLE_EXCEPTIONS): New define.
5842 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5843 (_FP_DECL_EXP): New define.
5844 (FP_INIT_ROUNDMODE): New define.
5845 (FP_ROUNDMODE): New define.
5847 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5849 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5850 (Wconversion): Update description.
5851 (Wconversion-sign): New.
5852 * c.opt (Wconversion-sign): New.
5853 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5854 means disabled for C++. Otherwise, take the status of Wconversion.
5855 * c-common.c (conversion_warning): Warn with either Wconversion or
5857 (warnings_for_convert_and_check): Conditions are already checked by
5859 (convert_and_check): Don't check warnings if the conversion failed.
5861 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5862 Anatoly Sokolov <aesok@dol.ru>
5864 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5865 avr_epilogue_uses) : Add declaration.
5866 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5867 * config/avr/constraints.md (R): New constraint.
5868 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5869 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5870 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5871 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5872 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5873 call_prologue_saves, epilogue_restores, return_from_epilogue,
5874 return_from_main_epilogue, return_from_interrupt_epilogue,
5875 return_from_naked_epilogue, prologue, epilogue): New patterns.
5876 (jump): Handle symbol reference.
5877 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5878 avr_output_function_prologue, avr_output_function_epilogue): Remove
5880 (avr_init_machine_status, expand_prologue, expand_epilogue,
5881 avr_asm_function_end_prologue, avr_epilogue_uses,
5882 avr_asm_function_begin_epilogue): New functions.
5883 (prologue_size, epilogue_size, jump_tables_size): Remove global
5885 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5886 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5887 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5888 (avr_override_options): Initialise init_machine_status.
5889 (output_movhi): Handle all stack pointer loads.
5890 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5891 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5892 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5893 (EPILOGUE_USES) Redefine.
5894 (machine_function) Declare.
5896 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5898 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5899 Use a single return statement.
5901 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5904 * builtins.c (do_mpfr_lgamma_r): New.
5905 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5906 * tree.h (CASE_FLT_FN_REENT): New.
5908 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5910 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5911 (output_die): Use 'unsigned long' with %x.
5912 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5913 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5914 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5916 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5918 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5924 true if function has no argument.
5926 2007-05-18 DJ Delorie <dj@redhat.com>
5928 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5929 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5931 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5933 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5934 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5935 count_trailing_zeros.
5936 (__i386__): Implement count_leading_zeros using __builtin_clz().
5937 Implement count_trailing_zeros usign __builtin_ctz().
5939 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5941 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5943 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5946 * expr.c (emit_move_change_mode): Change mode of push operands here.
5948 2007-05-17 Ian Lance Taylor <iant@google.com>
5950 PR tree-optimization/31953
5951 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5953 (set_value_range_to_null): Call set_value_range_to_value.
5954 (extract_range_from_comparison): Likewise.
5956 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5958 * toplev.c (print_version): Output GMP/MPFR version info.
5960 * builtins.c (CASE_MATHFN_REENT): New macro.
5961 (mathfn_built_in): Use it.
5962 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5963 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5964 BUILT_IN_LGAMMAL_R): New.
5965 * doc/extend.texi: Document new builtins.
5968 * builtins.c (do_mpfr_remquo): New.
5969 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5970 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5973 * builtins.c (fold_builtin_1): Handle y0, y1.
5974 (fold_builtin_2): Handle yn.
5977 * builtins.c (do_mpfr_bessel_n): New.
5978 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5979 (fold_builtin_2): Handle BUILT_IN_JN.
5981 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5984 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5985 TYPE_PRECISION (intmax_type_node).
5987 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5990 * reload.c (subst_reloads): Remove checking.
5992 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5994 PR rtl-optimization/31691
5995 * combine.c (simplify_set): Build a new src pattern instead of
5996 substituting its operands in the COMPARE case.
5998 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6000 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6001 (execute_vrp): Preserve loops through jump threading.
6002 * tree-ssa-threadupdate.c (thread_single_edge,
6003 dbds_continue_enumeration_p, determine_bb_domination_status,
6004 thread_through_loop_header): New functions.
6005 (create_edge_and_update_destination_phis,
6006 create_edge_and_update_destination_phis): Set loops for the new blocks.
6007 (prune_undesirable_thread_requests): Removed.
6008 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6010 (thread_block): Do not call prune_undesirable_thread_requests.
6012 (mark_threaded_blocks): Select edges to thread here.
6013 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6014 Thread edges through loop headers independently.
6015 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6016 * tree-pass.h (TODO_mark_first_instance): New.
6017 (first_pass_instance): Declare.
6018 * cfghooks.c (duplicate_block): Put the block to the original loop
6019 if copy is not specified.
6020 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6021 jump threading. Pass may_peel_loop_headers to
6022 thread_through_all_blocks according to first_pass_instance.
6023 * cfgloop.h (create_preheader): Declare.
6024 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6025 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6026 * passes.c (first_pass_instance): New variable.
6027 (next_pass_1): Set TODO_mark_first_instance.
6028 (execute_todo): Set first_pass_instance.
6030 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6032 PR tree-optimization/24659
6033 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6034 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6035 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6036 OTI_vec_pack_ufix_trunc.
6037 (vec_unpacks_float_hi_optab): Define new macro.
6038 (vec_unpacks_float_lo_optab): Ditto.
6039 (vec_unpacku_float_hi_optab): Ditto.
6040 (vec_unpacku_float_lo_optab): Ditto.
6041 (vec_pack_sfix_trunc_optab): Ditto.
6042 (vec_pack_ufix_trunc_optab): Ditto.
6043 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6044 and vec_pack_[s|u]fix_trunc_optab using
6045 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6046 * tree-vectorizer.c (supportable_widening_operation): Handle
6047 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6048 (supportable_narrowing_operation): New function.
6049 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6050 * tree-vect-transform.c (vectorizable_conversion): Handle
6051 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6052 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6053 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6054 to check for target support.
6055 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6056 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6057 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6058 for VEC_PACK_FIX_TRUNC_EXPR.
6059 (expand_binop): Special case mode of the result for
6060 vec_pack_[u|s]fix_trunc_optab.
6061 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6062 vec_pack_[u|s]fix_trunc_optab.
6064 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6065 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6066 * tree-pretty-print.c (dump_generic_node): Handle
6067 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6068 VEC_PACK_FIX_TRUNC_EXPR.
6070 * expr.c (expand_expr_real_1): Ditto.
6071 * tree-inline.c (estimate_num_insns_1): Ditto.
6072 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6074 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6075 (vec_unpacks_float_lo_v8hi): Ditto.
6076 (vec_unpacku_float_hi_v8hi): Ditto.
6077 (vec_unpacku_float_lo_v8hi): Ditto.
6078 (vec_unpacks_float_hi_v4si): Ditto.
6079 (vec_unpacks_float_lo_v4si): Ditto.
6080 (vec_pack_sfix_trunc_v2df): Ditto.
6082 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6084 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6085 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6086 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6087 [vec_pack_ufix_trunc]: Ditto.
6088 [vec_unpacks_float_hi]: Ditto.
6089 [vec_unpacks_float_lo]: Ditto.
6090 [vec_unpacku_float_hi]: Ditto.
6091 [vec_unpacku_float_lo]: Ditto.
6093 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6095 * soft-fp/README: Update for new files.
6096 * soft-fp/floattisf.c: New file.
6097 * soft-fp/floattidf.c: New file.
6098 * soft-fp/floattitf.c: New file.
6099 * soft-fp/floatuntisf.c: New file.
6100 * soft-fp/floatuntidf.c: New file.
6101 * soft-fp/floatuntitf.c: New file.
6102 * soft-fp/fixsfti.c: New file.
6103 * soft-fp/fixdfti.c: New file.
6104 * soft-fp/fixtfti.c: New file.
6105 * soft-fp/fixunssfti.c: New file.
6106 * soft-fp/fixunsdfti.c: New file.
6107 * soft-fp/fixunstfti.c: New file.
6108 * soft-fp/extendxftf.c: New file.
6109 * soft-fp/trunctfxf.c: New file.
6111 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6112 (__trunctfxf2): Ditto.
6114 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6115 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6116 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6117 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6118 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6119 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6121 * config/i386/t-fprules-softfp64: New file.
6122 * config/i386/sfp-machine.h: New file.
6123 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6124 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6125 and soft-fp/t-softfp to tmake_file.
6126 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6127 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6129 * config/i386/t-linux64 (softfp_wrap_start): New.
6130 (softfp_wrap_end): New.
6131 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6132 supported for TARGET_64BIT.
6134 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6136 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6137 c_common_unsigned_type behavior.
6139 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6141 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6144 2007-05-16 Eric Christopher <echristo@apple.com>
6146 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6147 saving after stack push. Set sp_offset whenever we push.
6148 (rs6000_emit_epilogue): Move altivec register restore before
6151 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6153 * configure.ac: Allow sysroots to be relocated under $prefix as
6154 well as $exec_prefix.
6155 * configure: Regenerate.
6157 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6161 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6163 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6164 (gcc_tooldir): Likewise.
6165 * configure: Regenerate.
6166 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6167 old configure.ac gcc_tooldir setting.
6168 (prefix_to_exec_prefix): New variable.
6169 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6170 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6172 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6174 * c-typeck.c (build_binary_op): Return early for error.
6176 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6178 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6179 struct nb_iter_bound.
6180 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6181 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6182 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6183 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6184 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6185 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6186 (del_scev_info): Use ggc_free.
6187 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6188 * loop-init.c: Include ggc.h.
6189 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6190 (loop_optimizer_finalize): Use ggc_free.
6191 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6192 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6193 pass_iv_optimize): Add TODO_ggc_collect.
6194 * function.h (struct function): Remove skip marker from
6196 * cfgloop.c: Include ggc.h.
6197 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6199 (establish_preds): Vector superloops is gc allocated.
6200 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6202 (flow_loops_find): Vector larray is gc allocated.
6203 (loop_exit_free): Use ggc_free.
6204 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6205 that head of exits list is now not a part of struct loop.
6206 (record_loop_exits): Allocate exits table in gc memory.
6207 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6208 that head of exits list is now not a part of struct loop.
6209 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6210 struct loop_exit): Add GTY marker.
6211 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6212 Add skip marker to aux field. Make head of exits list a separate
6214 (struct loops): Add GTY marker. Make larray vector gc allocated.
6215 Add param marker to exits table.
6216 (get_loops): Type changed.
6217 * Makefile.in (tree-scalar-evolution.o): Add
6218 gt-tree-scalar-evolution.h dependency.
6219 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6220 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6221 * basic-block.h (struct basic_block_def): Remove skip marker from
6224 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6226 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6227 of 0 in the call to expand_expr().
6228 (expand_builtin_mathfn_3): Ditto.
6229 (expand_builtin_interclass_mathfn): Ditto.
6230 (expand_builtin_cexpi): Ditto.
6231 (expand_builtin_int_roundingfn): Ditto.
6232 (expand_builtin_int_roundingfn_2): Ditto.
6233 (expand_builtin_pow): Ditto.
6234 (expand_builtin_powi): Ditto.
6235 (expand_builtin_bswap): Ditto.
6236 (expand_builtin_unop): Ditto.
6237 (expand_builtin_fabs): Ditto.
6238 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6239 the call to expand_expr().
6240 (expand_builtin_sync_operation): Ditto.
6241 (expand_builtin_compare_and_swap): Ditto.
6242 (expand_builtin_lock_test_and_set): Ditto.
6243 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6244 instead of 0 in the call to expand_expr().
6245 (expand_builtin_extract_return_addr): Ditto.
6246 (expand_builtin_eh_return): Ditto.
6247 (expand_eh_return): Ditto.
6248 * explow.c (expr_size): Ditto.
6249 * expr.c (optimize_bitfield_assignment_op): Ditto.
6250 (expand_assignement): Ditto.
6251 (store_expr): Ditto.
6252 (store_field): Ditto.
6253 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6254 the call to expand_expr().
6255 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6256 in the call to expand_expr().
6257 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6258 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6259 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6261 * optabs.c (expand_vec_shift_expr): Ditto.
6262 (expand_vec_cond_expr): Ditto.
6263 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6264 call to expand_expr().
6265 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6266 in the call to expand_expr().
6268 2007-05-14 Dave Korn <dave.korn@artimi.com>
6270 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6272 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6274 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6275 instead of c_common_unsigned_type.
6276 (c_common_unsigned_type): Remove.
6277 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6278 c_common_unsigned_type.
6279 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6280 c_common_unsigned_type.
6281 * c-common.h (c_common_unsigned_type): Remove.
6282 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6283 c_common_unsigned_type.
6284 * c-format.c (check_format_types): Use unsigned_type_for instead of
6285 c_common_unsigned_type.
6286 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6287 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6288 of c_common_unsigned_type.
6289 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6290 lang_hooks.types.unsigned_type.
6291 * expmed.c (make_tree): Use unsigned_type_for instead of
6292 lang_hooks.types.unsigned_type.
6293 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6294 lang_hooks.types.unsigned_type.
6295 (build_range_check): Likewise.
6296 (fold_unary): Likewise.
6297 (fold_binary): Likewise.
6298 (fold_ternary): Likewise.
6299 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6300 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6301 * tree.c (get_unsigned_type): New.
6302 (unsigned_type_for): Use get_unsigned_type instead of
6303 lang_hooks.types.unsigned_type.
6305 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6307 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6308 to m68k_get_function_kind. Update its prototype.
6309 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6311 (m68k_interrupt_function_p): Return enum m68k_function_type
6312 instead of bool. Rename to m68k_get_function_kind.
6313 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6315 (m68k_compute_frame_layout): Don't mark any register for save
6316 if an interrupt_thread attribute is specified.
6317 (m68k_hard_regno_rename_ok): Update a use of
6318 m68k_interrupt_function_p.
6319 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6320 m68k_interrupt_function_p.
6321 (m68k_function_type): New.
6322 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6323 for a function with an interrupt_thread attribute.
6324 * doc/extend.texi: Document the interrupt_thread attribute.
6326 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6328 Fix PR tree-optimization/31911
6329 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6330 if they didn't change the expression.
6332 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6334 * tree-scalar-evolution.c (resolve_mixers): Exported.
6335 * tree-scalar-evolution.h (resolve_mixers): Declare.
6336 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6337 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6338 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6339 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6340 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6341 strip_conversion, analyze_offset_expr, address_analysis,
6342 object_analysis, analyze_offset): Removed.
6343 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6344 split_constant_offset, canonicalize_base_object_address,
6345 object_address_invariant_in_loop_p, disjoint_objects_p,
6346 dr_may_alias_p, dr_address_invariant_p): New functions.
6347 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6348 and dr_analyze_alias.
6349 (initialize_data_dependence_relation): Use dr_may_alias_p
6350 and object_address_invariant_in_loop_p.
6351 (compute_self_dependence): Handle the case when
6352 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6353 (find_data_references_in_stmt): Restrict the analysis of data
6354 references to the given loop nest.
6355 (find_data_references_in_loop): Made static. Pass loop nest to
6356 find_data_references_in_stmt.
6357 (compute_data_dependences_for_loop): Use DR_VOPS.
6358 (free_data_ref): Free DR_VOPS.
6359 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6360 (struct innermost_loop_behavior): ... new.
6361 (struct base_object_info): Replaced by ...
6362 (struct indices): ... new.
6363 (struct dr_alias): New.
6364 (enum data_ref_type): Removed.
6365 (struct data_reference): Consist of struct innermost_loop_behavior,
6366 struct indices and struct dr_alias.
6367 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6368 (DR_MEMTAG): Renamed to ...
6369 (DR_SYMBOL_TAG): ... this.
6370 (find_data_references_in_loop): Declaration removed.
6371 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6372 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6373 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6374 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6376 2007-05-13 Revital Eres <eres@il.ibm.com>
6378 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6379 which walks virtual def-use chains to find redundant stores.
6380 (dse_optimize_stmt): Call it.
6382 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6384 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6385 * passes.c (init_optimization_passes): Move pass_jump_bypass
6388 * basic-block.h (bb_has_eh_pred): Fix style issue.
6390 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6392 PR rtl-optimization/31848
6393 * loop-invariant.c (move_invariant_reg): If we move an insn
6394 with a REG_EQUAL note, and that insn is not always executed,
6395 remove the REG_EQUAL note.
6397 2007-05-12 Richard Guenther <rguenther@suse.de>
6399 PR tree-optimization/31797
6400 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6401 propagate into a stmt that has volatile ops.
6403 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6405 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6406 (gcc_tooldir): Likewise.
6407 * configure: Regenerate.
6408 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6409 old configure.ac gcc_tooldir setting.
6410 (prefix_to_exec_prefix): New variable.
6411 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6412 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6414 2007-05-11 Silvius Rus <rus@google.com>
6416 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6417 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6418 * c-common.h (strict_aliasing_warning): Change return type.
6419 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6420 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6421 (build_c_cast): Condition call to strict_aliasing_warning.
6422 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6423 * flags.h (set_Wstrict_aliasing): Declare.
6424 * opts.c (set_Wstrict_alising): Define, add call to.
6425 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6426 * tree-ssa-alias-warnings.c: New file.
6427 * tree-ssa-alias.c (compute_may_aliases): Add call to
6428 strict_aliasing_warning_backend.
6430 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6432 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6433 Use loop_depth and loop_outer accessor functions.
6434 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6435 determine_invariantness_stmt, move_computations_stmt): Ditto.
6436 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6437 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6438 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6439 * tree-scalar-evolution.c (interpret_loop_phi,
6440 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6441 instantiate_parameters_1, scev_const_prop): Ditto.
6442 * cfghooks.c (make_forwarder_block): Ditto.
6443 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6444 * modulo-sched.c (loop_canon_p): Ditto.
6445 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6446 slpeel_can_duplicate_loop_p): Ditto.
6447 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6448 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6449 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6450 cancel_loop, verify_loop_structure): Ditto.
6451 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6452 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6453 superloops vector instead of "pred" array.
6454 (establish_preds): Take father loop as an argument. Initialize the
6456 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6457 Do not initialize loop->outer.
6458 (flow_loop_tree_node_remove): Truncate the superloops vector.
6459 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6460 "pred" merged to "superloops" vector.
6461 (loop_depth, loop_outer): New.
6462 (fel_init): Use loop_outer.
6464 2007-05-11 Jan Hubicka <jh@suse.cz>
6466 * cgraphunit.c: Include gt-cgraphunit.h
6467 (static_ctors, static_dtors): New static vars.
6468 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6469 based on implementation in c-common.c
6470 (cgraph_finalize_function): Call record_cdtor_fn.
6471 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6472 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6473 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6474 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6475 build_cdtor, c_build_cdtor_fns): Remove.
6476 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6477 c_build_cdtor_fns): Remove prototype.
6479 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6482 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6483 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6484 * builtins.c (fold_builtin_memchr): New.
6485 (expand_builtin_memchr): Call the latter.
6486 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6487 * doc/extend.texi ([Other built-in functions provided by GCC]):
6490 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6492 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6493 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6494 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6495 PFPO_OP1_TYPE_SHIFT): Constants added.
6496 (DFP_ALL): Mode macro defined.
6497 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6498 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6499 Insn definitions added.
6500 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6501 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6504 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6506 PR tree-optimization/31885
6507 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6508 NULL_TREE to be undetermined.
6509 (automatically_generated_chrec_p): Return false for NULL.
6511 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6513 * config/bfin/bfin.h (MOVE_RATIO): Define.
6515 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6517 * config.gcc (sparc-wrs-vxworks): New target.
6518 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6519 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6520 * config/sparc/sparc.h: Include vxworks-dummy.h.
6521 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6522 include LABEL_REFs too.
6523 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6524 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6526 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6528 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6529 (sparc_emit_call_insn): New function.
6530 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6531 functions when generating VxWorks PIC.
6532 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6533 (call, call_value): Use sparc_emit_call_insn instead of
6536 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6538 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6540 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6542 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6543 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6544 split_double instead of operand_subword.
6546 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6548 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6549 * config/bfin/bfin.c (bfin_local_alignment): New function.
6550 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6552 2007-05-08 Chao-ying Fu <fu@mips.com>
6554 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6555 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6556 (smsub_widen_optab, umsub_widen_optab): Define.
6557 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6559 * genopinit.c (optabs): Fill in smsub_widen_optab and
6561 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6562 and umsub_widen_optab to implement multiply-subtract sequences.
6563 * config/mips/mips.md (*msac<u>_di): Rename to...
6564 (<u>msubsidi4): ...this. Extend condition to include
6565 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6566 of operand 0 to "ka" and use the three-operand form of msub<u>
6568 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6571 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6573 PR rtl-optimization/28011
6574 * reload.c (push_reload): Set dont_share if IN appears in OUT
6575 also when IN is a PLUS rtx.
6576 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6579 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6581 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6582 call unshare_all_decls.
6583 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6584 (unshare_all_decls): Remove.
6586 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6589 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6592 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6593 Nigel Stephens <nigel@mips.com>
6595 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6596 Update comments and all uses.
6597 (MIN_FPRS_PER_FMT): Define.
6598 * config/mips/mips.c (function_arg): Fix to correctly handle
6599 the -mips32r2 -mfp64 -mabi=32 case.
6600 (override_options): Enable use of odd-numbered registers for
6601 SFmode values on MIPS32.
6602 (mips_save_reg_p): Save whole floating-point register pair if
6603 either half is used.
6604 (compute_frame_size): Fix comment.
6606 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6608 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6609 argument of type bool.
6610 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6611 argument. Safely select temporary P register according to it.
6612 (do_link): Change call site of add_to_reg accordingly.
6613 (do_unlink): Add epilogue_p as a fourth argument and pass it
6615 (expand_interrupt_handler_epilogue): Change call of do_unlink
6617 (bfin_expand_prologue): Add a third argument sibcall_p.
6618 * config/bfin/bfin.md (epilogue): Change call of
6619 bfin_expand_epilogue accordingly.
6620 (sibcall_epilogue): Likewise.
6621 (eh_return_internal): Likewise.
6623 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6624 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6625 * config/bfin/bfin.c (bfin_handle_option): Handle
6626 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6627 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6628 Support bf534, bf536 and bf561.
6629 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6631 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6634 * config/i386/i386.c (ix86_function_regparm): Process local
6635 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6637 2007-05-07 Mike Stump <mrs@apple.com>
6639 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6640 also checks for and while statements in C++.
6642 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6644 * gcc.c (at_file_supplied): New variable.
6645 (main): Set it if we expanded argv.
6646 (do_spec_1): Pass an @-file to the linker if we were called with
6647 an @-file argument and HAVE_GNU_LD.
6648 * collect2.c (at_file_supplied): New variable.
6649 (response_file): New variable.
6650 (collect_exit): Unlink response_file if necessary.
6651 (handler): Likewise.
6652 (do_wait): Likewise.
6653 (main): Set at_file_supplied if we expanded argv.
6654 (collect_execute): Pass an @-file to subprocesses if we were called
6655 with an @-file argument.
6656 * configure.ac: Add define for HAVE_GNU_LD.
6657 * configure: Regenerate.
6658 * config.in: Regenerate.
6660 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6662 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6668 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6670 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6671 (TARGET_ENCODE_SECTION_INFO): Re-define.
6672 (m32c_encode_section_info): New
6673 (function_vector_handler): New
6674 (current_function_special_page_vector): New
6675 (m32c_special_page_vector_p): New.
6676 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6678 * config/m32c/jump.md: Added instruction JSRS for functions
6679 with attribute "function_vector".
6680 * doc/extend.texi (function_vector): Added description
6681 for M16C, M32C targets.
6683 2007-05-07 DJ Delorie <dj@redhat.com>
6686 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6687 ashrpsi3, lshrpsi3): Update shift count constraint.
6689 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6690 Nathan Froyd <froydnj@codesourcery.com>
6693 * c-incpath.c (add_path): Strip trailing path separators.
6695 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6697 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6698 Free dominance info before purging EH edges.
6699 (eliminate_degenerate_phis): Likewise.
6700 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6702 2007-05-07 Jan Hubicka <jh@suse.cz>
6704 * gimplify.c (gimplify_expr): Do not crash when folding
6705 (void *)(int)&a + 4.
6707 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6710 * c-opts.c (lang_fortran): Make it non static.
6711 * c-common.h (lang_fortran): New prototype.
6712 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6713 -lang-fortran option was passed by the driver.
6715 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6717 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6718 of ASSERT_CHECKING. Tweak message.
6720 2007-05-06 Revital Eres <eres@il.ibm.com>
6723 * loop-unroll.c (insert_var_expansion_initialization):
6724 Initialize the expansions with -zero instead of +zero.
6726 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6728 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6729 into pic and non-pic versions. Mark r19 as used for
6730 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6731 for tgd_load, tld_load and tie_load .
6732 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6733 version of tgd_load, tld_load and tie_load depending on the
6736 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6737 Jakub Jelinek <jakub@redhat.com>
6739 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6740 (__do_global_dtors_aux): Use more paranoid loop to run
6741 destructors if HIDDEN_DTOR_LIST_END.
6742 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6744 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6746 * varasm.c (align_variable): Don't increase alignment for
6747 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6748 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6750 2007-05-04 Josh Conner <jconner@apple.com>
6752 * basic-block.h (cdi_direction): Assign values to all enumeration
6754 (dom_computed): Remove.
6755 (dom_info_state): New.
6756 (set_dom_info_availability): New.
6757 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6758 walk_data.dom_direction.
6759 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6760 instead of dom_computed[].
6761 (split_edge): Likewise.
6762 (create_basic_block): Likewise.
6763 (merge_blocks): Likewise.
6764 * ifcvt.c (find_if_header): Likewise.
6765 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6766 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6767 * tree-ssa.c (verify_ssa): Likewise.
6768 * tree-cfg.c (tree_verify_flow_info): Likewise.
6769 (remove_edge_and_dominated_blocks): Likewise.
6770 * dominance.c (dom_computed): Make static.
6771 (calc_dfs_tree_nonrec): Change third param to a bool.
6772 (calc_dfs_tree): Change second param to a bool.
6773 (calc_idioms): Change second param to a bool. Use
6774 dom_convert_dir_to_idx.
6775 (init_dom_info): Validate dir before using.
6776 (dom_convert_dir_to_idx): New.
6777 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6778 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6779 (free_dominance_info): Use dom_convert_dir_to_idx.
6780 (get_immediate_dominator): Likewise.
6781 (set_immediate_dominator): Likewise.
6782 (get_dominated_by): Likewise.
6783 (redirect_immediate_dominators): Likewise.
6784 (nearest_common_denominator): Likewise.
6785 (dominated_by_p): Likewise.
6786 (bb_dom_dfs_in): Likewise.
6787 (bb_dom_dfs_out): Likewise.
6788 (recount_dominator): Likewise.
6789 (iterate_fix_dominators): Likewise.
6790 (add_to_dominance_info): Likewise.
6791 (delete_from_dominance_info): Likewise.
6792 (first_dom_son): Likewise.
6793 (next_dom_son): Likewise.
6794 (dom_info_available_p): Likewise.
6795 (dom_info_state): New.
6796 (set_dom_info_availability): New.
6798 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6800 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6802 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6804 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6806 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6807 (subdi3, subdi_carry): Delete.
6809 2007-05-04 Jan Hubicka <jh@suse.cz>
6810 Richard Guenther <rguenther@suse.de>
6812 * opts.c (decode_options): Do not fiddle with inlining
6813 parameters in case of optimizing for size.
6814 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6815 for size do nothing.
6816 (cgraph_decide_inlining_of_small_function): When optimizing for
6817 size never inline functions increasing caller size.
6818 (cgraph_early_inlining): Inline for size when optimizing for size.
6820 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6822 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6823 logical operations piecewise.
6824 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6825 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6826 subdi_sesidi_di): Delete.
6827 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6828 the generated sequence. Allow three-reg add in constraints. Rewrite
6829 the rtl expression for carry to avoid zero_extend of a constant.
6830 (sub_with_carry): New pattern.
6831 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6832 different sequence not involving jumps.
6833 (notbi): Now a named pattern.
6835 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6837 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6838 Add the note about a significant loss of accuracy of some
6839 mathematical routines when these options are used.
6841 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6843 * haifa-sched.c (rtx_vec_t): New typedef.
6844 (contributes_to_priority_p): Extract piece of priority () into new
6846 (priority): Use the function. Add assertion.
6847 (rank_for_schedule, set_priorities): Add assertion to check that
6848 insn's priority is initialized.
6849 (clear_priorities, calc_priorities): Change signature. Make it update
6850 all relevant insns. Update all callers ('add_to_speculative_block ()'
6851 and 'create_block_check_twin ()').
6852 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6853 Add new field 'priority_status'.
6854 (INSN_PRIORITY_STATUS): New macro.
6855 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6857 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6859 * sched-ebb.c (debug_ebb_dependencies): New static function.
6860 (init_ready_list): Use it.
6862 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6863 with changed signature and 'debug_rgn_dependencies ()'.
6864 (debug_rgn_dependencies): New static function.
6865 (init_ready_list): Use it.
6867 * sched-int.h (debug_dependencies): Declare.
6869 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6871 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6873 2007-05-04 Dirk Mueller <dmueller@suse.de>
6875 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6877 2007-05-03 Jan Hubicka <jh@suse.cz>
6879 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6880 ((T1)X op (T1)Y), for pointer type in more cases than before.
6882 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6884 * tree-object-size.c (plus_expr_object_size): When operand size is
6885 unknown, return unknown.
6887 2007-05-03 Dirk Mueller <dmueller@suse.de>
6889 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6891 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6894 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6896 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6898 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6900 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6902 * config/soft-fp/double.h, config/soft-fp/extended.h,
6903 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6904 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6905 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6906 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6909 2007-05-03 Ian Lance Taylor <iant@google.com>
6911 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6912 MASK_PPC_GFXOPT for 8540 or 8548.
6914 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6916 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6917 vect_print_dump_info() to output debug information.
6919 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6922 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6923 operands of size 2 when operand is not MEM_P.
6925 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6927 PR tree-optimization/30565
6928 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6930 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6932 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6933 (umulsi3_highpart): Use them.
6934 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6935 for final accumulator to D regisster tranfser.
6937 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6939 PR tree-optimization/31699
6940 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6942 (vect_enhance_data_refs_alignment): Compute peel amount using
6943 TYPE_VECTOR_SUBPARTS instead of vf.
6944 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6946 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6949 * system.h: Remove inclusion of double-int.h
6950 * tree.h: Include double-int.h
6951 * gengtype.c: Likewise
6952 * cfgloop.h: Likewise
6953 * Makefile.in: Adjust dependencies on double-int.h
6955 2007-05-02 Eric Christopher <echristo@apple.com>
6957 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6958 -shared to -Zdynamiclib.
6960 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6963 * c-common.c (strip_pointer_or_array_types): New function.
6964 * c-common.h (strip_pointer_or_array_types): New function declaration.
6966 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6968 PR tree-optimization/31771
6969 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6971 2007-05-02 Paul Brook <paul@codesourcery.com>
6973 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6975 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6978 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6981 2007-05-02 Nick Clifton <nickc@redhat.com>
6983 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6985 2007-05-02 Richard Guenther <rguenther@suse.de>
6987 PR tree-optimization/31146
6988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6989 argument, single_use_p. If we have a single use that is
6990 a conversion to the definition rhs type, propagate that rhs.
6991 (forward_propagate_addr_expr): Pass single_use_p argument
6992 to forward_propagate_addr_expr_1.
6994 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6996 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6999 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7001 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7002 'AMD Family 10 core'.
7004 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7006 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7007 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7008 with SSE3 instruction set support.
7009 * doc/invoke.texi: Likewise.
7011 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7013 * config/i386/i386.c (override_options): Tuning 32-byte loop
7014 alignment for amdfam10 architecture. Increasing the max loop
7015 alignment to 24 bytes.
7017 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7019 * config/m68k/constraints.md: New.
7020 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7021 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7022 EXTRA_CONSTRAINT): Remove.
7023 * config/m68k/m68k.md: Include constraints.md.
7024 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7026 2007-05-01 Ian Lance Taylor <iant@google.com>
7028 PR tree-optimization/31739
7029 * tree-vrp.c (vrp_val_is_max): New static function.
7030 (vrp_val_is_min): New static function.
7031 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7033 (set_value_range): Use vrp_val_is_{max,min}.
7034 (extract_range_from_assert): Likewise.
7035 (extract_range_from_binary_expr): Likewise.
7036 (extract_range_from_unary_expr): Likewise.
7037 (dump_value_range, vrp_meet): Likewise.
7038 (vrp_visit_phi_node): Likewise.
7039 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7041 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7043 * config/i386/gmon-sol2.c (size_t): New type.
7044 (intptr_t): Likewise.
7045 (s_textsize): Declare as size_t.
7047 (monstartup): Use size_t for sizes.
7048 (_mcount): Save and restore registers.
7049 (internal_mcount): Pass 0 as the first argument to monstartup
7051 (moncontrol): Convert pointer to appropriately sized integer
7052 before passing to profil.
7054 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7056 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7057 __NO_FPRS__, not just if _SOFT_DOUBLE.
7058 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7059 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7060 also for E500 double.
7061 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7062 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7065 2007-05-01 Richard Guenther <rguenther@suse.de>
7067 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7070 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7072 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7074 2007-05-01 Jan Hubicka <jh@suse.cz>
7076 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7079 2007-05-01 Jan Hubicka <jh@suse.cz>
7081 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7082 (maybe_fold_offset_to_reference): Declare.
7083 * fold-const.c (fold_unary): Do not fold
7084 (type *)&A into &A->field_of_type_and_offset_0
7085 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7086 size is unknown, give up.
7087 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7089 (maybe_fold_offset_to_reference): New.
7090 (maybe_fold_stmt_indirect): Use it.
7091 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7092 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7094 (gimplify_expr): Likewise for plus_expr.
7096 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7098 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7099 bsi_after_labels. Always insert statements before bsi.
7100 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7101 * predict.c (apply_return_prediction): Check for empty blocks.
7102 * cfgexpand.c (lab_rtx_for_bb): New variable.
7103 (label_rtx_for_bb): Do not create new tree labels.
7104 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7105 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7106 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7108 (label_for_bb): Add field used.
7109 (update_eh_label, main_block_label): Mark the label used.
7110 (cleanup_dead_labels): Remove unused labels.
7112 2007-05-01 Richard Guenther <rguenther@suse.de>
7114 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7115 if it is not about to be set.
7116 (get_value_range): Do not pre-allocate equiv bitmap.
7117 (update_value_range): No need to clear equiv field.
7118 (add_equivalence): Change prototype to get bitmap pointer.
7119 Allocate bitmap here if it is not already.
7120 (extract_range_from_assert): Do not allocate bitmap here.
7121 Update callers to add_equivalence.
7122 (extract_range_from_ssa_name): Likewise.
7123 (get_vr_for_comparison): New static helper.
7124 (compare_name_with_value): Handle NULL equiv bitmap by
7125 peeling the first iteration of the comparison loop.
7126 Use get_vr_for_comparison.
7127 (compare_names): Handle NULL equiv bitmaps by using fake
7128 ones. Use get_vr_for_comparison.
7130 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7132 * double-int.c (mpz_set_double_int): Moved from
7133 tree-ssa-loop-niter.c.
7134 (mpz_get_double_int): Likewise; also, add option to wrap
7135 out-of-range integers.
7136 * double-int.h: New prototypes for above.
7137 * tree.c (get_static_type_bounds): Moved from
7138 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7139 TYPE_MAX_VALUE if they exist..
7140 * tree.h: New prototype for above.
7141 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7142 get_type_bounds calls.
7143 (mpz_set_double_int): Move to double-int.c.
7144 (get_type_bounds): Move to tree.c, rename to
7145 get_static_type_bounds.
7146 (mpz_to_double_int): Move to double-int.c, rename to
7149 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7151 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7152 DIV0 exception can fall through to a normal return.
7154 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7158 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7159 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7160 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7161 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7162 initialize align to silence bogus warning.
7163 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7164 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7166 (struct sra_walk_fns): Remove use_all parameter from use.
7167 (sra_hash_tree): Handle BIT_FIELD_REFs.
7168 (sra_elt_hash): Don't hash bitfld blocks.
7169 (sra_elt_eq): Skip them in parent compares as well. Handle
7171 (sra_walk_expr): Don't maintain or pass down use_all_p.
7172 (scan_use): Remove use_all parameter.
7173 (scalarize_use): Likewise. Re-expand assignment to
7174 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7175 output, and re-scalarize after output. Don't mark anything
7177 (scalarize_ldst): Adjust.
7178 (scalarize_walk_gimple_modify_statement): Likewise.
7179 (build_element_name_1): Handle BIT_FIELD_REFs.
7180 (instantiate_element): Don't warn for any element whose parent
7182 (instantiate_missing_elements_1): Return the sra_elt.
7183 (canon_type_for_field): New.
7184 (try_instantiate_multiple_fields): New.
7185 (instantiate_missing_elemnts): Use them.
7186 (mark_no_warning): Removed.
7187 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7188 (REPLDUP, sra_build_elt_assignment): New.
7189 (generate_copy_inout): Use them.
7190 (generate_element_copy): Likewise. Handle bitfld differences.
7191 (generate_element_zero): Don't recurse for blocks. Use
7192 sra_build_elt_assignment.
7193 (generate_one_element_int): Take elt instead of var. Use
7194 sra_build_elt_assignment.
7195 (generate_element_init_1): Adjust.
7196 (scalarize_use, scalarize_copy): Use REPLDUP.
7197 (scalarize_ldst): Move assert before dereference.
7198 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7200 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7203 * tree.c (reconstruct_complex_type): Reconstruct a reference
7205 Also use the same mode for the pointer as the old pointer type.
7207 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7209 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7212 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7214 PR rtl-optimization/31676
7215 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7216 (df_refs_record): Call it.
7218 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7220 * rtl.def (SS_ABS): New code.
7221 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7222 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7223 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7224 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7225 (bfin_init_builtins): Define them.
7226 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7227 (bfin_expand_builtin): ... and handle the others here.
7228 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7229 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7230 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7231 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7232 operand is only HImode.
7234 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7236 * regclass.c (scan_one_insn): Remove splitting of
7239 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7240 Nigel Stephens <nigel@mips.com>
7242 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7244 2007-04-28 Jan Hubicka <jh@suse.cz>
7246 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7247 insn_locators_alloc instead of insn_locators_initialize;
7248 call reset_block_changes.
7249 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7250 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7251 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7252 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7253 * config/score/score.c (th_output_mi_thunk): Likewise.
7254 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7255 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7256 tolerate uninitialized locator info.
7259 * function.c (init_function_start): Don't init line number info.
7260 (expand_function_end): Update.
7261 (reset_block_changes, record_block_change, finalize_block_changes,
7262 check_block_change, free_block_changes): Kill.
7263 * function.h (reset_block_changes, record_block_change,
7264 finalize_block_changes, check_block_change, free_block_changes):
7266 (struct function): Remove ib_boundaries_block.
7267 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7268 Use curr_insn_locator to initialize locator.
7269 (emit_line_note): Remove.
7270 * cfgexpand.c (expand_gimple_cond_expr): Update.
7271 (construct_exit_block): Likewise.
7272 (tree_expand_cfg): Initialize/finalize locators.
7273 * expr.c (expand_expr_real): Update.
7274 * cfglayout.c (line_locators_locs, line_locators_lines,
7275 file_locators_locs, file_locators_files): Remove.
7276 (set_block_levels): Move to cfgexpand.c.
7277 (insn_locators_initialize): Remove.
7278 (pass_insn_locators_initialize): Remove.
7279 (locations_locators_locs, locations_locators_vals): New static vars.
7280 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7282 (insn_locators_alloc, insn_locators_finalize,
7283 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7285 (locator_location): New.
7286 (locator_line, locator_file): Rewrite.
7287 * rtl.h (emit_line_note): Kill.
7288 (insn_locators_alloc, insn_locators_finalize,
7289 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7291 * tree-inline.c (initialize_cfun): Do not initialize
7292 ib_boundaries_block.
7293 * passes.c (pass_insn_locators_initialize): Remove.
7295 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7297 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7298 info. Update last_basic_block correctly.
7300 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7303 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7304 register itself to hold the offset constant. Tell flow the use
7305 of r4 and r5 when they are used.
7307 2007-04-27 Richard Guenther <rguenther@suse.de>
7309 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7310 if we simplified anything.
7311 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7312 warnings until we did a simplification and the stmt was not
7313 marked as TREE_NO_WARNING.
7315 2007-04-27 Mike Stump <mrs@apple.com>
7317 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7319 2007-04-27 Ian Lance Taylor <iant@google.com>
7322 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7323 TYPE_MAX_VALUE exist, convert them to the new type.
7325 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7327 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7328 if it claims to be available.
7329 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7331 (perform_tree_ssa_dce): Always free postdominators.
7333 2007-04-27 Richard Henderson <rth@redhat.com>
7335 * config/alpha/predicates.md (aligned_memory_operand): Mark
7336 as define_special_predicate.
7337 (unaligned_memory_operand, normal_memory_operand): Likewise.
7338 (reg_or_unaligned_mem_operand): Remove.
7339 (any_memory_operand): Match the documentation and check for
7340 non-renumbered pseudos during reload.
7341 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7342 alpha_secondary_reload_class, update to new interface, make static.
7343 Handle CQImode like HImode. Remove FP subreg check.
7344 (alpha_expand_mov): Use replace_equiv_address.
7345 (alpha_expand_mov_nobwx): Use any_memory_operand.
7346 (TARGET_SECONDARY_RELOAD): New.
7347 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7348 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7349 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7350 * config/alpha/alpha.md: ... here.
7351 (RELOAD12, reloadmode): New.
7353 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7354 Don't handle the aligned case here.
7355 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7356 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7357 reload_inhi_help. Don't expect a scratch register.
7358 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7360 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7362 2007-04-27 Richard Guenther <rguenther@suse.de>
7364 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7366 2007-04-27 Richard Guenther <rguenther@suse.de>
7368 PR tree-optimization/30965
7369 PR tree-optimization/30978
7370 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7371 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7372 (find_equivalent_equality_comparison): Likewise.
7373 (simplify_cond): Likewise.
7374 (get_prop_source_stmt): New helper.
7375 (get_prop_dest_stmt): Likewise.
7376 (can_propagate_from): Likewise.
7377 (remove_prop_source_from_use): Likewise.
7378 (combine_cond_expr_cond): Likewise.
7379 (forward_propagate_comparison): New function.
7380 (forward_propagate_into_cond): Rewrite to use fold for
7382 (tree_ssa_forward_propagate_single_use_vars): Call
7383 forward_propagate_comparison to propagate comparisons.
7385 2007-04-27 Richard Guenther <rguenther@suse.de>
7387 PR tree-optimization/31715
7388 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7389 sure to do computation on the offset in an appropriate
7392 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7394 * reload.h (elimination_target_reg_p): Declare.
7395 * reload.c (find_reloads): Don't apply the reg_rtx move
7396 optimization if the SET_DEST satisfies elimination_target_reg_p.
7397 * reload1.c (elimination_target_reg_p): New function.
7398 (gen_reload): In the move/add2 fallback, make sure that op0
7399 does not overlap the destination register.
7401 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7403 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7404 transform only GIMPLE_MODIFY_STMTs.
7405 * tree-complex.c (expand_complex_operations_1): Ditto.
7406 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7407 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7408 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7410 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7411 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7412 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7413 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7414 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7415 slpeel_add_loop_guard): Ditto.
7416 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7417 * lambda-code.c (perfect_nestify): Ditto.
7418 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7419 before the first statement.
7420 * tree-optimize.c (execute_free_datastructures): Fix comments.
7421 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7422 * tree-flow.h (disband_implicit_edges): Declaration removed.
7423 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7425 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7426 COND_EXPRs without gotos.
7427 (disband_implicit_edges, has_label_p): Removed.
7428 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7429 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7431 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7433 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7434 also for COND_EXPRs.
7435 * cfgexpand.c (label_rtx_for_bb): New function.
7436 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7437 Use label_rtx_for_bb to find the labels.
7438 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7439 last block. Detect fallthru edges.
7441 2007-04-26 Ian Lance Taylor <iant@google.com>
7444 * reload.c (find_reloads_subreg_address): If the address was valid
7445 in the original mode but not in the new mode, reload the whole
7448 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7450 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7451 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7452 (cleanup_control_expr_graph): Do not invalidate dominance info.
7453 Record altered blocks.
7454 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7455 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7456 cleanup_tree_cfg_bb): New functions.
7457 (remove_forwarder_block): Do not maintain the worklist of blocks.
7458 Record altered blocks.
7459 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7461 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7462 delete_unreachable_blocks if dominators are not available.
7463 * tree-inline.c (optimize_inline_calls): Free dominance information
7465 * tree-flow.h (remove_edge_and_dominated_blocks,
7466 cfgcleanup_altered_bbs): Altered.
7467 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7469 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7471 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7472 do not invalidate dominators.
7474 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7476 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7477 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7478 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7479 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7481 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7483 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7485 2007-04-26 Richard Guenther <rguenther@suse.de>
7487 PR tree-optimization/31703
7488 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7489 the right type for the target of the bittest.
7491 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7493 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7494 ix86_sol10_return_in_memory.
7496 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7498 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7501 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7504 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7506 PR tree-optimization/30558
7507 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7508 clear this_state.prev_try.
7510 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7511 Mark Mitchell <mark@codesourcery.com>
7513 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7514 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7515 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7517 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7520 * doc/invoke.texi (%:print-asm-header): Document.
7521 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7523 (static_spec_functions): Add print-asm-header.
7524 (main): Print a banner before the --target-help linker options.
7525 (print_asm_header_spec_function): New function.
7527 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7530 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7531 (movsf_ie): Likewise.
7533 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7535 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7537 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7539 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7540 exception for divide-by-zero.
7541 (__umodsi3, __modsi3): Likewise.
7543 2007-04-25 Dirk Mueller <dmueller@suse.de>
7545 * c-typeck.c (build_compound_expr): Annotate warning()
7546 call with OPT_Wunused_value.
7547 * tree-ssa.c (warn_uninit): Annotate warning with
7549 * c-common.c (handle_sentinel_attribute): Annotate warning
7550 call with OPT_Wattributes.
7552 2007-04-25 Thiemo Seufer <ths@mips.com>
7554 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7556 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7557 on to the assembler. Improve handling of -mno-mips16. Add handling
7558 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7559 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7560 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7561 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7563 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7566 * config/i386/winnt.c (i386_pe_file_end): Strip only
7567 USER_LABEL_PREFIX when writing export name.
7569 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7571 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7572 sh/elf.h, vx-common.h and vxworks.h.
7573 * config/sh/sh.h: Include config/vxworks-dummy.h.
7574 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7575 (OVERRIDE_OPTIONS): Use it.
7576 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7577 (vxworks_picreg): New pattern.
7578 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7579 VXWORKS_OS_CPP_BUILTINS.
7580 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7581 to their VXWORKS_* equivalents.
7582 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7583 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7584 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7585 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7586 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7587 -mrtp/-fPIC multilibs.
7588 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7589 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7590 (MULTILIB_OSDIRNAMES): Delete.
7592 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7595 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7597 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7599 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7600 rounding mode to be specified by the caller.
7601 (real_to_mpfr) Likewise.
7602 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7603 include new arguments.
7604 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7606 2007-04-24 Ian Lance Taylor <iant@google.com>
7608 PR tree-optimization/31605
7609 * tree-vrp.c (set_value_range): Check that min and max are not
7610 both overflow infinities.
7611 (set_value_range_to_value): New static function.
7612 (extract_range_from_binary_expr): Call set_value_range_to_value.
7613 (extract_range_from_cond_expr): Likewise.
7614 (extract_range_from_expr): Likewise.
7615 (extract_range_from_unary_expr): Likewise. Don't create a range
7616 which overflows on both sides.
7617 (vrp_meet): Check for a useless range.
7618 (vrp_visit_phi_node): If we see a constant which looks like an
7619 overflow infinity, turn off the TREE_OVERFLOW flag.
7621 2007-04-24 Ian Lance Taylor <iant@google.com>
7623 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7625 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7628 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7629 diagnostic message is being built.
7630 * tree-pretty-print.c (dump_generic_node): Only write the
7631 formatted text into BUFFER's stream if we are not building a
7633 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7635 * Makefile.in (toplev.o): Depend on tree-pass.h.
7637 2007-04-24 Ian Lance Taylor <iant@google.com>
7639 PR tree-optimization/31602
7640 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7641 conditionals in the copied loop header.
7642 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7643 warnings if TREE_NO_WARNING is set.
7644 * doc/invoke.texi (Warning Options): Clarify that
7645 -Wstrict-overflow does not warn about loops.
7647 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7649 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7650 expand on the comment about _Decimal128 arguments and check the
7651 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7652 that _Decimal128 argument uses even/odd register pair.
7653 (function_arg): Ditto.
7655 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7657 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7658 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7660 2007-04-24 Richard Guenther <rguenther@suse.de>
7661 Olga Golovanevsky <olga@il.ibm.com>
7663 * fold-const.c (multiple_of_p): Check for bottom
7666 2007-04-24 Richard Henderson <rth@redhat.com>
7668 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7669 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7670 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7671 looking for non-zero bits shifted out. Avoid a recursive call
7672 when constructing the scalar.
7673 (__floatundisf): Likewise.
7675 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7677 * dwarf2out.c (field_byte_offset): Move the existing logic
7678 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7679 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7681 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7684 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7685 length argument of 0 for memset.
7686 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7687 unsigned shift instead of the signed variant.
7689 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7691 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7692 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7693 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7694 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7695 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7696 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7697 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7698 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7699 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7700 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7701 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7702 "mul<mode>3", "div<mode>3"): Insn definitions added.
7703 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7704 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7705 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7706 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7707 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7708 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7709 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7710 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7711 TARGET_FLOAT_FORMAT): Macro definitions removed.
7712 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7713 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7714 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7715 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7716 (s390_gen_rtx_const_DI): Function removed.
7717 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7719 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7721 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7722 over an external ffs function.
7724 2007-04-24 Chao-ying Fu <fu@mips.com>
7725 Richard Sandiford <richard@nildram.co.uk>
7727 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7728 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7729 (smadd_widen_optab, umadd_widen_optab): Define.
7730 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7732 * genopinit.c (optabs): Fill in smadd_widen_optab and
7734 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7735 and umadd_widen_optab to implement multiply-add sequences.
7736 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7737 (<u>maddsidi4): ...this. Extend condition to include
7738 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7739 of operand 0 to "ka" and use the three-operand form of madd<u>
7741 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7743 * config/mips/constraints.md (ka): New register constraint.
7745 2007-04-24 Jan Hubicka <j@suse.cz>
7749 2007-04-23 Jan Hubicka <jh@suse.cz>
7750 * function.c (init_function_start): Don't init line number info.
7751 (expand_function_end): Update.
7752 (reset_block_changes, record_block_change, finalize_block_changes,
7753 check_block_change, free_block_changes): Kill.
7754 * function.h (reset_block_changes, record_block_change,
7755 finalize_block_changes, check_block_change, free_block_changes):
7757 (struct function): Remove ib_boundaries_block.
7758 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7759 Use curr_insn_locator to initialize locator.
7760 (emit_line_note): Remove.
7761 * cfgexpand.c (expand_gimple_cond_expr): Update.
7762 (construct_exit_block): Likewise.
7763 (tree_expand_cfg): Initialize/finalize locators.
7764 * expr.c (expand_expr_real): Update.
7765 * cfglayout.c (line_locators_locs, line_locators_lines,
7766 file_locators_locs, file_locators_files): Remove.
7767 (set_block_levels): Move to cfgexpand.c.
7768 (insn_locators_initialize): Remove.
7769 (pass_insn_locators_initialize): Remove.
7770 (locations_locators_locs, locations_locators_vals): New static vars.
7771 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7773 (insn_locators_alloc, insn_locators_finalize,
7774 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7776 (locator_location): New.
7777 (locator_line, locator_file): Rewrite.
7778 * rtl.h (emit_line_note): Kill.
7779 (insn_locators_alloc, insn_locators_finalize,
7780 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7782 * tree-inline.c (initialize_cfun): Do not initialize
7783 ib_boundaries_block.
7784 * passes.c (pass_insn_locators_initialize): Remove.
7786 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7788 * doc/invoke.texi: Removed leading '-' from option index entries.
7790 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7792 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7794 (create_phi_node): Use set_phi_nodes.
7795 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7796 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7797 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7798 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7799 (bsi_start, bsi_last): Use bb_stmt_list.
7800 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7801 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7802 Traverse the statements using tsi iterator.
7803 * basic-block.h (struct basic_block_def): Fields stmt_list
7804 and phi_nodes moved to ...
7805 (struct tree_bb_info): ... new structure.
7806 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7807 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7808 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7809 (tree_verify_flow_info): Verify that il.tree is not set for
7810 entry and exit block.
7811 (tree_split_block): Use set_bb_stmt_list.
7813 2007-04-23 Mike Stump <mrs@apple.com>
7815 * config/i386/i386.c (ix86_tune_features
7816 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7819 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7821 * config/i386/i386.md (prefix_extra): New attribute.
7822 (length): Add prefix_extra.
7824 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7825 (sse2_movntv2di): Likewise.
7826 (sse2_cvtps2dq): Likewise.
7827 (sse2_cvtpd2pi): Likewise.
7828 (sse2_cvttpd2pi): Likewise.
7829 (*sse2_cvtpd2ps): Likewise.
7830 (*add<mode>3): Likewise.
7831 (sse2_ssadd<mode>3): Likewise.
7832 (sse2_usadd<mode>3): Likewise.
7833 (*sub<mode>3): Likewise.
7834 (sse2_sssub<mode>3): Likewise.
7835 (sse2_ussub<mode>3): Likewise.
7836 (*mulv8hi3): Likewise.
7837 (*smulv8hi3_highpart): Likewise.
7838 (*umulv8hi3_highpart): Likewise.
7839 (sse2_umulv2siv2di3): Likewise.
7840 (sse2_pmaddwd): Likewise.
7841 (ashr<mode>3): Likewise.
7842 (lshr<mode>3): Likewise.
7843 (ashl<mode>3): Likewise.
7844 (sse2_ashlti3): Likewise.
7845 (sse2_lshrti3): Likewise.
7846 (*umaxv16qi3): Likewise.
7847 (*smaxv8hi3): Likewise.
7848 (*uminv16qi3): Likewise.
7849 (*sminv8hi3): Likewise.
7850 (sse2_eq<mode>3): Likewise.
7851 (sse2_gt<mode>3): Likewise.
7852 (*and<mode>3): Likewise.
7853 (sse2_nand<mode>3): Likewise.
7854 (*ior<mode>3): Likewise.
7855 (*xor<mode>3): Likewise.
7856 (sse2_packsswb): Likewise.
7857 (sse2_packssdw): Likewise.
7858 (sse2_packuswb): Likewise.
7859 (sse2_punpckhbw): Likewise.
7860 (sse2_punpcklbw): Likewise.
7861 (sse2_punpckhwd): Likewise.
7862 (sse2_punpcklwd): Likewise.
7863 (sse2_punpckhdq): Likewise.
7864 (sse2_punpckldq): Likewise.
7865 (sse2_punpckhqdq): Likewise.
7866 (sse2_punpcklqdq): Likewise.
7867 (*sse2_pinsrw): Likewise.
7868 (*sse2_pextrw): Likewise.
7869 (sse2_pshufd_1): Likewise.
7870 (sse2_uavgv16qi3): Likewise.
7871 (sse2_uavgv8hi3): Likewise.
7872 (sse2_psadbw): Likewise.
7873 (sse2_pmovmskb): Likewise.
7874 (*sse2_maskmovdqu): Likewise.
7875 (*sse2_maskmovdqu_rex64): Likewise.
7876 (sse4a_extrqi): Likewise.
7877 (sse4a_extrq): Likewise.
7878 (sse3_lddqu): Set prefix_rep.
7879 (sse3_addsubv4sf3): Likewise.
7880 (sse3_haddv4sf3): Likewise.
7881 (sse3_hsubv4sf3): Likewise.
7882 (sse_cvtss2si): Likewise.
7883 (sse_cvtss2si_2): Likewise.
7884 (sse_cvtss2siq): Likewise.
7885 (sse_cvtss2siq_2): Likewise.
7886 (sse_cvttss2si): Likewise.
7887 (sse_cvttss2siq): Likewise.
7888 (sse2_cvttps2dq): Likewise.
7889 (sse3_movshdup): Likewise.
7890 (sse3_movsldup): Likewise.
7891 (sse2_cvtsd2si): Likewise.
7892 (sse2_cvtsd2si_2): Likewise.
7893 (sse2_cvtsd2siq): Likewise.
7894 (sse2_cvtsd2siq_2): Likewise.
7895 (sse2_cvttsd2si): Likewise.
7896 (sse2_cvttsd2siq): Likewise.
7897 (*sse2_cvtpd2dq): Likewise.
7898 (*sse2_cvttpd2dq): Likewise.
7899 (sse2_pshuflw_1): Likewise.
7900 (sse2_pshufhw_1): Likewise.
7901 (sse4a_insertqi): Likewise.
7902 (sse4a_insertq): Likewise.
7903 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7904 (ssse3_phadddv4si3): Likewise.
7905 (ssse3_phaddswv8hi3): Likewise.
7906 (ssse3_phsubwv8hi3): Likewise.
7907 (ssse3_phsubdv4si3): Likewise.
7908 (ssse3_phsubswv8hi3): Likewise.
7909 (ssse3_pmaddubswv8hi3): Likewise.
7910 (ssse3_pmulhrswv8hi3): Likewise.
7911 (ssse3_pshufbv16qi3): Likewise.
7912 (ssse3_psign<mode>3): Likewise.
7913 (ssse3_palignrti): Likewise.
7914 (abs<mode>2): Likewise.
7915 (ssse3_phaddwv4hi3): Set prefix_extra.
7916 (ssse3_phadddv2si3): Likewise.
7917 (ssse3_phaddswv4hi3): Likewise.
7918 (ssse3_phsubwv4hi3): Likewise.
7919 (ssse3_phsubdv2si3): Likewise.
7920 (ssse3_phsubswv4hi3): Likewise.
7921 (ssse3_pmaddubswv4hi3): Likewise.
7922 (ssse3_pmulhrswv4hi3): Likewise.
7923 (ssse3_pshufbv8qi3): Likewise.
7924 (ssse3_psign<mode>3): Likewise.
7925 (ssse3_palignrdi): Likewise.
7926 (abs<mode>2): Likewise.
7927 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7928 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7929 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7931 2007-04-23 Nick Clifton <nickc@redhat.com>
7933 * params.def: Fix formatting of emacs local variables.
7935 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7937 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7938 move if inter-unit move isn't allowed.
7939 Don't split moving the first element of V2DI to DI to inter-unit
7940 move if inter-unit move isn't allowed.
7942 2007-04-23 Richard Guenther <rguenther@suse.de>
7944 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7945 and CDI_POST_DOMINATORS separately.
7947 2007-04-23 Nick Clifton <nickc@redhat.com>
7949 * c.opt (Wformat-contains-nul): Add warning attribute.
7951 2007-04-23 Jan Hubicka <jh@suse.cz>
7953 * function.c (init_function_start): Don't init line number info.
7954 (expand_function_end): Update.
7955 (reset_block_changes, record_block_change, finalize_block_changes,
7956 check_block_change, free_block_changes): Kill.
7957 * function.h (reset_block_changes, record_block_change,
7958 finalize_block_changes, check_block_change, free_block_changes):
7960 (struct function): Remove ib_boundaries_block.
7961 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7962 Use curr_insn_locator to initialize locator.
7963 (emit_line_note): Remove.
7964 * cfgexpand.c (expand_gimple_cond_expr): Update.
7965 (construct_exit_block): Likewise.
7966 (tree_expand_cfg): Initialize/finalize locators.
7967 * expr.c (expand_expr_real): Update.
7968 * cfglayout.c (line_locators_locs, line_locators_lines,
7969 file_locators_locs, file_locators_files): Remove.
7970 (set_block_levels): Move to cfgexpand.c.
7971 (insn_locators_initialize): Remove.
7972 (pass_insn_locators_initialize): Remove.
7973 (locations_locators_locs, locations_locators_vals): New static vars.
7974 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7976 (insn_locators_alloc, insn_locators_finalize,
7977 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7979 (locator_location): New.
7980 (locator_line, locator_file): Rewrite.
7981 * rtl.h (emit_line_note): Kill.
7982 (insn_locators_alloc, insn_locators_finalize,
7983 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7985 * tree-inline.c (initialize_cfun): Do not initialize
7986 ib_boundaries_block.
7987 * passes.c (pass_insn_locators_initialize): Remove.
7989 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7992 * expr.c (reduce_to_bit_field_precision): Handle
7995 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7997 PR tree-optimization/24659
7998 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7999 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8000 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8001 * genopinit.c (optabs): Rename vec_pack_mod_optab
8002 to vec_pack_trunc_optab.
8003 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8004 early for scalar floating point operands for NOP_EXPR.
8005 (vectorizable_type_promotion): Ditto.
8006 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8007 vec_pack_trunc_optab.
8008 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8010 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8011 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8012 Rename from VEC_PACK_MOD_EXPR.
8013 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8014 * expr.c (expand_expr_real_1): Ditto.
8015 * tree-inline.c (estimate_num_insns_1): Ditto.
8016 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8018 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8019 (vec_unpacks_lo_v4sf): Ditto.
8020 (vec_pack_trunc_v2df): Ditto.
8021 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8022 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8023 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8025 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8027 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8029 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8030 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8031 packing of floating point operands.
8032 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8033 represent unpacking of floating point operands.
8034 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8035 [vec_unpacks_hi]: Ditto.
8036 [vec_unpacks_lo]: Ditto.
8038 2007-04-22 Jan Hubicka <jh@suse.cz>
8040 * final.c (rest_of_handle_final): Call
8041 targetm.asm_out.constructor/targetm.asm_out.destructor
8042 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8043 proper priority via decl_*_priority_insert.
8044 * c-common.c (c_expand_body): Likewise.
8046 2007-04-22 Richard Guenther <rguenther@suse.de>
8048 PR tree-optimization/29789
8049 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8050 (rewrite_reciprocal): New helper split out from
8051 determine_invariantness_stmt.
8052 (rewrite_bittest): Likewise.
8053 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8054 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8057 2007-04-22 Revital Eres <eres@il.ibm.com>
8059 * loop-unroll.c (var_to_expand): New field to support also
8060 insns of the form x = something + x.
8061 (analyze_insn_to_expand_var): Use it.
8062 (expand_var_during_unrolling): Likewise.
8064 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8066 * predict.c: Include pointer-set.h.
8067 (bb_predictions): New variable.
8068 (tree_predicted_by_p, tree_predict_edge,
8069 remove_predictions_associated_with_edge): Use bb_predictions map
8070 instead of bb->predictions.
8071 (clear_bb_predictions, assert_is_empty): New functions.
8072 (combine_predictions_for_bb): Use bb_predictions map. Call
8073 clear_bb_predictions.
8074 (tree_estimate_probability): Create and free bb_predictions map.
8075 * Makefile.in (predict.o): Add pointer-set.h dependency.
8076 * basic-block.h (struct basic_block_def): Remove predictions
8078 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8080 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8083 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8086 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8088 * timevar.c (timevar_print): Change reference of --disable-checking to
8089 --enable-checking=release. Also warn if assert checking is disabled.
8091 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8094 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8095 decl as addressable if the compound literal was marked as
8097 Mark the decl as a gimple register if it is a complex or
8098 vector decl and does not live in memory.
8100 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8102 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8103 (GENERIC_NEXT): New function macro.
8104 (PHI_CHAIN): Use phi_node's new chain variable.
8105 (tree_phi_node): Change tree_common to tree_base
8106 and add the chain field.
8107 * tree-phinodes.c (make_phi_node): Don't set
8108 TREE_TYPE on the new node.
8109 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8110 instead of checking GIMPLE_TUPLE_P in chain_next.
8111 * tree-vect-transform.c
8112 (get_initial_def_for_induction): Look at
8113 PHI_RESULT_TREE for the type of the phi node.
8114 (update_vuses_to_preheader): Use PHI_CHAIN
8115 instead of TREE_CHAIN on the phi node.
8116 * tree-ssa-structalias.c (compute_points_to_sets):
8118 (ipa_pta_execute): Likewise.
8120 2007-04-21 Richard Guenther <rguenther@suse.de>
8123 * fold-const.c (fold_unary): Call fold_convert_const on the
8126 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8128 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8129 (store_killed_in_pat): New.
8131 2007-04-20 Richard Henderson <rth@redhat.com>
8134 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8135 TREE_LIST with a void_type_node value, not void_list_node exactly.
8137 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8139 * doc/standards.texi: Re-arrange into language-specific
8140 subsections. Add a C++ section, documenting which standards we
8143 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8145 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8146 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8148 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8150 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8151 ecrti.o and crtbegin.o.
8152 (LIB_DEFAULT_SPEC): Include -lc.
8153 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8155 2007-04-20 Richard Henderson <rth@redhat.com>
8158 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8159 argument; update all callers.
8160 (get_unaligned_offset): New.
8161 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8162 get_unaligned_address, just pass on the address directly.
8163 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8164 the subreg in the helper patterns.
8165 (unaligned_extendqidi_le): Use get_unaligned_offset.
8166 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8167 (unaligned_extendhidi_be): Likewise.
8168 (unaligned_extendhidi): Tidy.
8169 * config/alpha/alpha-protos.h: Update.
8171 2007-04-20 Richard Henderson <rth@redhat.com>
8173 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8174 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8175 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8176 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8177 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8178 (CPP_SPEC): Don't include %(cpp_subtarget).
8179 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8180 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8181 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8183 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8185 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8186 for __builtin_ia32_cmpordss.
8188 PR tree-optimization/31632
8189 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8190 and arg1 for optimizations of comparison against min/max values.
8191 Fold arg0 to arg1's type for optimizations of comparison against
8192 min+1 and max-1 values.
8194 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8196 * reload.c (combine_reloads): When trying to use a dying register,
8197 check whether it's uninitialized and don't use if so.
8199 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8201 * fold-const.c: Remove prototypes for native_encode_expr and
8202 native_interpret_expr.
8203 (native_encode_expr): Make non-static.
8204 (native_interpret_expr): Likewise.
8205 * tree.h: Add prototypes for the above.
8207 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8209 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8210 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8211 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8212 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8213 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8214 Add length attributes.
8216 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8218 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8221 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8222 __STDC_WANT_DEC_FP__.
8224 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8226 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8227 for long double compatibility.
8228 * configure: Regenerate.
8230 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8232 PR rtl-optimization/29841
8233 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8235 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8236 that may cause control flow transfer from being moved.
8238 2007-04-18 Jan Hubicka <jh@suse.cz>
8240 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8243 2007-04-18 Eric Christopher <echristo@apple.com>
8245 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8246 only. Update operands.
8247 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8248 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8249 link register to pic register.
8251 2007-04-18 Dirk Mueller <dmueller@suse.de>
8254 * tree-vrp.c (search_for_addr_array): New.
8255 (check_array_bounds): Suppress warning about
8256 address taken of array refs if its not de-referenced.
8258 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8260 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8261 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8263 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8264 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8265 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8267 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8269 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8271 (vect_analyze_scalar_cycles): Fix indentation.
8272 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8273 (vect_mark_relevant): Include phis in relevance analysis.
8275 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8277 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8279 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8280 output_operand_lossage().
8282 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8284 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8285 the unused code for reduction without adjust-in-epilog to simplify the
8288 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8290 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8291 (S390_TDC_NEGATIVE_ZERO): New constant.
8292 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8293 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8294 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8295 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8296 (S390_TDC_POSITIVE_INFINITY): New constant.
8297 (S390_TDC_NEGATIVE_INFINITY): New constant.
8298 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8299 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8300 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8301 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8302 (S390_TDC_INFINITY): New constant.
8303 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8304 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8305 optimization for UNSPEC_CCZ_TO_INT.
8306 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8307 ("*ccz_to_int"): New insn.
8308 ("isinf<mode>2"): New insn.
8309 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8310 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8311 (UNSPEC_CCZ_TO_INT): New constant.
8313 2007-04-18 Richard Guenther <rguenther@suse.de>
8315 PR tree-optimization/19431
8316 PR tree-optimization/21463
8317 * tree-pass.h (pass_phiprop): Declare.
8318 * passes.c (init_optimization_passes): New phiprop pass.
8319 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8320 (phivn_valid_p): New helper function.
8321 (phiprop_insert_phi): Likewise.
8322 (propagate_with_phi): Likewise.
8323 (tree_ssa_phiprop): New propagator propagating loads
8324 through phi nodes if profitable.
8326 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8328 * tree-vect-analyze.c (process_use): New function.
8329 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8330 Check phis in all bbs.
8331 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8334 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8336 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8339 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8342 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8345 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8347 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8349 (sse_vmmulv4sf3): Likewise.
8350 (sse2_vmaddv2df3): Likewise.
8351 (sse2_vmmulv2df3): Likewise.
8353 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8355 PR rtl-optimization/31360
8356 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8357 (target_reg_cost): New.
8358 (init_set_costs): Initialize target_reg_cost. Add comments
8359 regarding the rationale of the costs.
8360 (global_cost_for_size): Renamed to...
8361 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8362 of register pressure.
8363 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8364 estimate_reg_pressure_cost. Add number of ivs.
8365 (determine_set_costs): Dump target_reg_cost.
8366 * loop-invariant.c (gain_for_invariant): Use
8367 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8368 (best_gain_for_invariant, find_invariants_to_move): Remove
8370 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8371 (target_reg_cost): Declare.
8372 (global_cost_for_size): Declaration removed.
8373 (estimate_reg_pressure_cost): Declare.
8375 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8377 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8378 regnos into even/odd register pairs.
8379 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8380 TDmode similar to the other floating point modes.
8381 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8382 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8384 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8385 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8386 (movdd_hardfloat64): Use TARGET_MFPGPR.
8388 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8390 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8393 2005-01-05 Richard Henderson <rth@redhat.com>
8395 * reload1.c (do_input_reload): Restrict the optimization deleteing
8396 a previous output reload to RELOAD_FOR_INPUT.
8398 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8400 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8401 induc_vec_info_type.
8402 (vectorizable_induction): New function declaration.
8403 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8404 check if already vectorized. Find first place in BB where new stmts
8405 can be inserted. Takes only one argument.
8406 (vectorizable_induction): New function.
8407 (vect_transform_stmt): Add case for induc_vec_info_type to call
8408 vectorizable_induction.
8409 (vect_transform_loop): Consider phis for vectorization.
8410 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8412 (analyze_operations): Call vectorizable_induction when analyzing phis.
8414 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8415 (vect_mark_relevant): Include phis in relevance analysis.
8416 (vect_mark_stmts_to_be_vectorize): Likewise.
8417 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8419 2007-04-16 Lawrence Crowl <crowl@google.com>
8421 * doc/invoke.texi (Debugging Options): Add documentation for the
8422 -femit-struct-debug options -femit-struct-debug-baseonly,
8423 -femit-struct-debug-reduced, and
8424 -femit-struct-debug-detailed[=...].
8426 * c-opts.c (c_common_handle_option): Add
8427 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8428 and OPT_femit_struct_debug_detailed_.
8429 * c.opt: Add specifications for
8430 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8431 and -femit-struct-debug-detailed[=...].
8432 * opts.c (set_struct_debug_option): Parse the
8433 -femit-struct-debug-... options.
8434 * opts.c (matches_main_base, main_input_basename,
8435 main_input_baselength, base_of_path, matches_main_base): Add
8436 variables and functions to compare header base name to compilation
8438 * opts.c (should_emit_struct_debug): Add to determine to emit a
8439 structure based on the option.
8440 (dump_struct_debug) Also disabled function to debug this
8442 * opts.c (handle_options): Save the base name of the
8445 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8446 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8447 This hook indicates if a type is generic. Set it by default
8449 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8450 to determine if a struct type is generic or not.
8451 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8452 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8453 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8456 * flags.h (enum debug_info_usage): Add an enumeration to describe
8457 a program's use of a structure type.
8458 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8459 to indicate the program's usage of the type. Filter structs based
8460 on the -femit-struct-debug-... specification.
8461 (gen_type_die): Split into two routines, gen_type_die and
8462 gen_type_die_with_usage. gen_type_die is now a wrapper
8463 that assumes direct usage.
8464 (gen_type_die_with_usage): Replace calls to gen_type_die
8465 with gen_type_die_with_usage adding the program usage of
8466 the referenced type.
8467 (dwarf2out_imported_module_or_decl): Suppress struct debug
8468 information using should_emit_struct_debug when appropriate.
8470 2007-04-16 Ian Lance Taylor <iant@google.com>
8472 PR tree-optimization/31522
8473 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8474 (vrp_initialize): Allocate vr_phi_edge_counts.
8475 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8476 executable edge. Drop test for all constants.
8477 (vrp_finalize): Free vrp_phi_edge_counts.
8479 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8480 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8482 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8483 predecessors at head rather than tail.
8485 2007-04-16 Matthias Klose <doko@debian.org>
8487 * config/alpha/linux.h (CPP_SPEC): Define.
8488 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8490 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8492 * function.h: Remove sequence_stack extern declaration.
8494 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8496 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8498 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8501 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8503 * config/avr/avr.c (avr_arch_types): Rearranging array.
8504 (enum avr_arch): Add.
8505 (avr_mcu_types): Use avr_arch enumeration constants instead of
8507 * config/avr/avr.h (LINK_SPEC): Simplify.
8509 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8511 * config/m68k/m68k.c (m68k_libcall_value,
8512 m68k_function_value): Use macros for register names more.
8514 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8516 (M68K_REGNAME): Use A6_REG.
8517 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8519 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8522 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8523 'pending_read_list_length' and 'pending_write_list_length'. Update
8525 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8526 to handle two length counters instead of one. Update all uses.
8527 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8528 two length counters instead of one.
8529 * sched-rgn.c (propagate_deps): Update to handle two length counters
8532 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8535 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8536 copy of source, pass it to ix86_expand_vector_set and return
8539 2007-04-16 David Ung <davidu@mips.com>
8540 Joseph Myers <joseph@codesourcery.com>
8542 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8543 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8544 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8545 Add 74K processor information.
8546 * config/mips/mips.md: Include 74k.md.
8547 (cpu): Add 74kc,74kf,74kx.
8548 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8549 * config/mips/74k.md: New.
8550 * doc/invoke.texi (MIPS Options): Document 74K support.
8552 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8554 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8555 vectorizable_* functions.
8556 * tree-vect-transform.c (vectorizable_call): Add check for
8557 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8558 (vectorizable_store): likewise.
8559 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8561 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8562 (vectorizable_type_promotion, vectorizable_load): Likewise.
8563 (vectorizable_live_operation, vectorizable_condition): Likewise.
8564 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8566 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8568 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8570 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8571 register numbers more.
8572 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8573 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8574 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8575 FUNCTION_VALUE_REGNO_P): Likewise.
8576 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8577 STATIC_CHAIN_REGNUM): Likewise.
8578 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8579 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8580 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8581 * config/m68k/m68k.md (FP_REG): New.
8583 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8585 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8588 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8590 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8591 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8594 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8596 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8599 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8602 * c-decl.c (finish_decl): Grab the type of the decl after the call
8603 to store_init_value.
8605 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8607 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8609 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8612 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8613 dominators, post dominators and cleanup cfg before returning.
8615 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8617 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8618 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8620 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8622 * config.gcc: Recognize fido.
8623 * config/m68k/m68k-devices.def (fidoa): New.
8624 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8626 (FL_FIDOA, TARGET_FIDOA): New.
8627 * config/m68k/m68k.opt (mfidoa): New.
8629 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8632 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8633 when a personality function is used.
8635 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8637 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8639 2007-04-13 Mike Stump <mrs@apple.com>
8641 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8643 * config/darwin.opt (fapple-kext): Make C++ only.
8644 * config/darwin.c (darwin_override_options): Remove code to ensure
8645 -fapple-kext is given for C++ only.
8647 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8649 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8650 * config/mips/mips.c (override_options): Call
8651 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8653 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8655 * config/i386/i386.opt (msvr3-shlib): Removed.
8657 * doc/invoke.texi: Remove -msvr3-shlib.
8659 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8661 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8662 with "popcnt" instruction.
8664 2007-04-13 Richard Guenther <rguenther@suse.de>
8666 PR tree-optimization/21258
8667 * tree-vrp.c (compare_case_labels): New helper.
8668 (find_switch_asserts): New function.
8669 (find_assert_locations): Call it for SWITCH_EXPRs.
8671 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8673 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8674 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8675 check is now implied in X87_FLOAT_MODE_P.
8676 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8677 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8678 (fix_trunc<mode>_i386_fisttp): Ditto.
8679 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8680 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8681 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8682 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8683 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8684 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8685 (unnamed_splitters): Ditto.
8686 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8687 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8688 FIRST_SSE_REG for local functions when SSE math is enabled or
8689 for functions with sseregparm attribute.
8690 (standard_80387_constant_p): Return -1 if mode is not
8692 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8693 (ix86_expand_compare): Ditto.
8694 (ix86_expand_carry_flag_compare): Ditto.
8695 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8696 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8697 DECIMAL_FLOAT_MODE_P.
8698 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8699 of SCALAR_FLOAT_MODE_P.
8700 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8701 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8702 checks before FLOAT_MODE_P.
8703 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8704 before FLOAT_MODE_P.
8709 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8711 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8712 Charles Wilson <libtool@cwilson.fastmail.fm>
8714 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8715 (libgcc.mvars): Don't depend on them.
8716 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8717 * exec-tool.in: New.
8719 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8721 * doc/invoke.text (--help): Document --help=common.
8723 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8725 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8727 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8729 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8730 * genemit.c (main): Emit #include "integrate.h".
8731 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8732 (LOADGP_RTP): New mips_loadgp_style.
8733 * config/mips/mips.h: Include config/vxworks-dummy.h.
8734 (TARGET_RTP_PIC): New macro.
8735 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8736 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8737 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8739 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8740 -mvxworks-pic when using -mrtp and a PIC option.
8741 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8743 (mips_symbolic_constant_p, mips_symbolic_address_p)
8744 (mips_symbol_insns): Handle SYMBOL_HALF.
8745 (override_options): Warn about -G and -mrtp being used together.
8746 Initialize mips_lo_relocs[SYMBOL_HALF].
8747 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8748 (mips_emit_loadgp): Handle LOADGP_RTP.
8749 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8750 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8751 (tablejump): Handle function-relative case table entries if
8753 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8755 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8757 * config/mips/mips.md (load_call<mode>): Allow any general register.
8759 (sibcall_value_internal, sibcall_value_multiple_internal)
8760 (call_value_internal, call_value_split, call_value_multiple_internal)
8761 (call_value_multiple_split): Remove constraints from operand 0.
8763 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8765 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8766 rather than loadgp_noshared.
8767 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8768 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8770 * config/mips/mips.md (loadgp): Rename to...
8771 (loadgp_newabi): ...this.
8772 (loadgp_noshared): Rename to...
8773 (loadgp_absolute): ...this.
8775 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8777 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8778 false for locally-binding symbols.
8779 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8781 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8783 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8784 (SYMBOL_GOT_PAGE_OFST): ...this.
8785 (SYMBOL_GOT_GLOBAL): Rename to...
8786 (SYMBOL_GOT_DISP): ...this.
8787 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8788 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8789 * config/mips/mips.c (mips_global_symbol_p): New function.
8790 (mips_symbol_binds_local_p): Likewise.
8791 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8792 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8793 mips_global_symbol_p and mips_symbol_binds_local_p.
8794 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8795 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8796 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8798 (mips_ok_for_lazy_binding_p): New function.
8799 (mips_load_call_address, mips_expand_call): Use it.
8800 (mips_dangerous_for_la25_p): Likewise.
8801 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8802 (*got_disp<mode>): Use got_disp_operand instead of
8803 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8804 SYMBOL_GOTOFF_GLOBAL.
8805 (*got_page<mode>): Use got_page_ofst_operand instead of
8807 * config/mips/predicates.md (const_call_insn_operand): Use
8808 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8809 (global_got_operand): Rename to...
8810 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8812 (local_got_operand): Rename to...
8813 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8814 of SYMBOL_GOT_LOCAL.
8816 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8818 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8819 TARGET_CALL_CLOBBERED_GP.
8820 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8821 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8822 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8823 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8824 of TARGET_ABICALLS && !TARGET_NEWABI.
8825 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8826 * config/mips/mips.c (mips_load_call_address): Check
8827 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8828 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8829 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8830 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8831 TARGET_ABICALLS && TARGET_NEWABI.
8832 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8834 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8835 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8836 TARGET_ABICALLS && TARGET_NEWABI.
8837 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8838 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8839 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8840 whether indirect calls must use $25.
8841 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8843 * config/mips/mips.md (jal_macro): Check flag_pic and
8844 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8845 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8846 instead of TARGET_ABICALLS.
8847 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8848 TARGET_ABICALLS && TARGET_OLDABI.
8849 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8850 (sibcall): In the comment above the define_insn, mention
8851 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8852 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8853 instead of TARGET_ABICALLS.
8855 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8857 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8858 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8859 (MACFLAGS_MATCH_P): New macro.
8860 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8861 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8862 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8863 the other MACFLAG constants.
8864 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8865 (flag_machi): Tighten constraints. Renumber some of the operands.
8866 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8868 (flag_machi_parts_acconly): New pattern.
8869 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8871 (flag_macinit1hi): Tighten constraints.
8872 (flag_mul_macv2hi_parts_acconly): New pattern.
8874 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8875 Use a more efficient implementation.
8876 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8877 inline sequences when not optimizing for size.
8879 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8880 movhi_high2low): Delete, merge functionality into...
8881 (packv2hi): ... this pattern.
8883 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8884 * config/bfin/bfin.opt (msim): New option.
8885 (mcpu=): New option.
8886 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8887 (bfin_cpu_t): Typedef of enum bfin_cpu.
8888 (bfin_cpu_type): New declaration.
8889 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8890 -msim and -mcpu= options.
8891 (LIB_SPEC): Likewise.
8892 * config/bfin/bfin.c (bfin_cpu_type): Define.
8893 (bfin_handle_option): Handle -mcpu= option.
8894 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8895 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8896 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8898 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8900 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8901 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8902 (powerpc-wrs-vxworksae): Use ${tm_file}.
8903 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8904 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8905 * config/i386/vx-common.h: New file.
8907 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8909 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8912 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8914 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8917 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8921 * c-common.c (c_build_qualified_type): Set canonical type
8924 2007-04-12 Richard Guenther <rguenther@suse.de>
8926 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8927 lower bound and element size if lower bound is not zero
8928 or either of the ARRAY_REF operands is set.
8930 2007-04-12 Richard Guenther <rguenther@suse.de>
8932 PR tree-optimization/24689
8933 PR tree-optimization/31307
8934 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8936 * gimplify.c (canonicalize_addr_expr): To be consistent with
8937 gimplify_compound_lval only set operands two and three of
8938 ARRAY_REFs if they are not gimple_min_invariant. This makes
8939 it never at this place.
8940 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8942 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8944 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8945 null before emitting a .nsubspa directive.
8947 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8949 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8950 need_to_partition_p if there are no memory statements in the
8953 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8955 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8956 (gcd_of_steps_may_divide_p): New function.
8957 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8959 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8961 * reload.c (find_reloads_toplev, find_reloads_address,
8962 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8963 not a pointer equality test, to decide if we need to call
8964 push_reg_equiv_alt_mem.
8966 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8968 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8969 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8971 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8973 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8975 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8976 vector to be positive.
8978 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8982 * doc/invoke.texi: Document --params max-aliased-vops and
8984 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8985 debug_memory_partitions): Move to tree-flow.h
8986 * params.h (AVG_ALIASED_VOPS): Define.
8987 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8989 (mp_info_t): Likewise.
8990 (get_mem_sym_stats_for): New.
8991 (set_memory_partition): Move from tree-flow-inline.h.
8992 (mark_non_addressable): Only clear the set of symbols for the
8993 partition if it exists.
8994 (dump_memory_partitions): Move from tree-ssa-operands.c
8995 (debug_memory_partitions): Likewise.
8996 (need_to_partition_p): New.
8997 (dump_mem_ref_stats): New.
8998 (debug_mem_ref_stats): New.
8999 (dump_mem_sym_stats): New.
9000 (debug_mem_sym_stats): New.
9001 (update_mem_sym_stats_from_stmt): New.
9002 (compare_mp_info_entries): New.
9003 (mp_info_cmp): Call it.
9004 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9006 (get_mpt_for): Move from tree-ssa-operands.c.
9007 (find_partition_for): New.
9008 (create_partition_for): Remove.
9009 (estimate_vop_reduction): New.
9010 (update_reference_counts): New.
9011 (build_mp_info): New.
9012 (compute_memory_partitions): Refactor.
9013 Document new heuristic.
9014 Call build_mp_info, update_reference_counts,
9015 find_partition_for and estimate_vop_reduction.
9016 (compute_may_aliases): Populate virtual operands before
9017 calling debugging dumps.
9018 (delete_mem_sym_stats): New.
9019 (delete_mem_ref_stats): New.
9020 (init_mem_ref_stats): New.
9021 (init_alias_info): Call it.
9022 (maybe_create_global_var): Remove alias_info argument.
9023 Get number of call sites and number of pure/const call sites
9024 from gimple_mem_ref_stats().
9025 (dump_alias_info): Call dump_memory_partitions first.
9026 (dump_points_to_info_for): Show how many times a pointer has
9028 * opts.c (decode_options): For -O2 set --param
9029 max-aliased-vops to 500.
9030 For -O3 set --param max-aliased-vops to 1000 and --param
9031 avg-aliased-vops to 3.
9032 * fortran/options.c (gfc_init_options): Remove assignment to
9034 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9035 * tree-dfa.c (dump_variable): Dump memory reference
9037 Dump NO_ALIAS* settings.
9038 (referenced_var_lookup): Tidy.
9039 (mem_sym_stats): New.
9040 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9041 and ORIG are different SSA names for a memory partition.
9042 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9043 * tree-flow.h (struct mem_sym_stats_d): Define.
9044 (mem_sym_stats_t): Define.
9045 (struct mem_ref_stats_d): Define.
9046 (struct gimple_df): Add field mem_ref_stats.
9047 (enum noalias_state): Define.
9048 (struct var_ann_d): Add bitfield noalias_state.
9049 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9050 debug_mem_ref_stats, debug_memory_partitions,
9051 debug_mem_sym_stats): Declare.
9052 * tree-ssa-structalias.c (update_alias_info): Update call
9053 sites, pure/const call sites and asm sites in structure
9054 returned by gimple_mem_ref_stats.
9055 Remove local variable IS_POTENTIAL_DEREF.
9056 Increase NUM_DEREFS if the memory expression is a potential
9058 Call update_mem_sym_stats_from_stmt.
9059 If the memory references memory, call
9060 update_mem_sym_stats_from_stmt for all the direct memory
9061 symbol references found.
9062 (intra_create_variable_infos): Set noalias_state field for
9063 pointer arguments according to the value of
9064 flag_argument_noalias.
9065 * tree-ssa-structalias.h (struct alias_info): Remove fields
9066 num_calls_found and num_pure_const_calls_found.
9067 (update_mem_sym_stats_from_stmt): Declare.
9068 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9069 Set default value to 100.
9070 (PARAM_AVG_ALIASED_VOPS): Define.
9072 2007-04-11 Richard Guenther <rguenther@suse.de>
9075 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9076 a * -b + c as c - a * b if we honor sign dependent rounding.
9078 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9080 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9082 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9083 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9085 (initialize_trampoline): Don't use old-style function definition.
9086 (bfin_secondary_reload): Mark IN_P argument as unused.
9088 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9090 PR tree-optimization/31343
9091 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9092 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9093 * testsuite/gcc.dg/vect/pr31343.c: New.
9095 2007-04-10 Eric Christopher <echristo@apple.com>
9097 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9098 * config/i386/i386.md (*cmpfp0): Use.
9099 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9100 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9101 (fix_trunc<mode>_i386_fisttp): Ditto.
9102 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9103 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9104 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9105 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9106 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9107 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9108 (unnamed_splitters): Ditto.
9109 * config/i386/i386.c (output_fix_trunc): Assert that
9110 we're not being passed a TFmode operand.
9112 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9114 PR tree-optimization/31526
9115 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9116 n_basic_blocks to find newly added blocks.
9118 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9120 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9122 (fix_trunc<mode>si_sse): Ditto.
9123 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9124 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9125 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9126 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9127 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9128 expander using SSEMODEF mode macro.
9129 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9130 expander using SSEMODEF mode macro.
9131 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9132 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9133 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9134 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9135 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9136 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9137 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9138 Macroize insn using X87MODEF mode macro.
9140 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9142 * config/i386/sse.md (sse2_pinsrw): Removed.
9143 (sse2_pextrw): Renamed to ...
9144 (*sse2_pextrw): This.
9146 2007-04-09 Jan Hubicka <jh@suse.cz>
9149 * config/i386/sse.md
9150 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9151 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9152 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9153 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9155 2007-04-09 Jan Hubicka <jh@suse.cz>
9157 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9158 multiple fields of union.
9160 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9162 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9163 (create_preheaders): Check that loops are available.
9164 (fix_loop_structure): Clean up, improve comments.
9165 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9166 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9168 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9169 * predict.c (tree_estimate_probability): Do not call
9170 calculate_dominance_info. Call create_preheaders.
9171 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9172 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9174 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9175 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9176 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9177 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9180 2007-04-08 Jan Hubicka <jh@suse.cz>
9182 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9183 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9184 * fold-const.c (fold_unary): Use it.
9186 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9188 * varasm.c (assemble_variable): Remove call to
9189 lang_hooks.decls.prepare_assemble_variable.
9190 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9191 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9192 * langhooks.h (lang_hooks_for_decls): Remove
9193 prepare_assemble_variable.
9195 2007-04-08 Mike Stump <mrs@apple.com>
9197 * config/i386/i386.c: Use inc/dec on Core2.
9199 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9201 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9202 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9203 lhd_tree_inlining_end_inlining): Remove.
9204 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9205 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9207 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9208 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9209 lhd_tree_inlining_end_inlining): Remove prototypes.
9210 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9211 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9212 LANG_HOOKS_TREE_INLINING_START_INLINING,
9213 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9215 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9218 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9221 * config/avr/predicates.md (io_address_operand): Delete predicate.
9222 (low_io_address_operand): Don't use 'mode' argument.
9223 (higth_io_address_operand): Rename ...
9224 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9225 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9228 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9230 Revert change removing staticp.
9232 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9235 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9238 2007-04-07 Bruce Korb <bkorb@gnu.org>
9240 * c.opt: Add -Wformat-contains-nul.
9241 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9243 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9244 the NUL byte warning.
9246 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9248 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9250 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9252 * tree.c (staticp): No longer use staticp langhook.
9253 * langhooks.c (lhd_staticp): Removed.
9254 * langhooks.h (struct lang_hooks): Remove staticp.
9255 * c-common.c (c_staticp): Remove.
9256 * c-common.h (c_staticp): Ditto.
9257 * langhooks-defs.h (lhd_staticp): Ditto.
9258 (LHD_HOOKS_STATICP): Ditto
9259 * tree.h (gcc_assert_lowered): New macro.
9261 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9263 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9264 argument "reliable".
9265 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9266 Add argument "reliable". Propagate it through calls.
9267 (infer_loop_bounds_from_undefined): Derive number of iterations
9268 estimates from references in blocks that do not dominate loop latch.
9269 (gcov_type_to_double_int): New function.
9270 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9271 and expected_loop_iterations_unbounded.
9272 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9273 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9274 * tree-data-ref.c (estimated_loop_iterations): Export.
9275 (get_references_in_stmt): Fix -- do not return addresses of local
9277 * cfgloop.h (expected_loop_iterations_unbounded,
9278 estimated_loop_iterations): Declare.
9280 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9282 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9284 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9286 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9287 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9288 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9289 Use output_387_reg_move().
9290 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9291 expander using X87MODEF12 mode macro.
9292 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9293 choosing register preferences. Use output_387_reg_move().
9294 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9295 instead of "x". Use output_387_reg_move().
9296 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9297 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9298 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9299 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9300 Use output_387_reg_move().
9301 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9303 (*truncxf?f_i387 splitter): Ditto.
9305 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9307 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9308 LANG_HOOKS_SAFE_FROM_P.
9309 * expr.c (safe_from_p): Remove langhook call.
9310 * langhooks.h (lang_hooks): Remove safe_from_p.
9311 (lhd_safe_from_p): Remove prototype.
9312 * langhooks.c (lhd_safe_from_p): Remove.
9314 2007-04-06 Jan Hubicka <jh@suse.cz>
9316 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9319 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9321 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9322 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9323 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9324 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9326 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9327 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9329 2007-04-05 Richard Henderson <rth@redhat.com>
9331 * config/alpha/alpha.c (print_operand) [+]: Remove.
9332 (alpha_end_function): Print nop if call at end of function.
9333 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9334 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9335 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9336 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9337 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9338 the call pattern. Update peepholes to match.
9340 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9342 * doc/extend.texi (Other Builtins): Add decimal float variants
9344 * builtins.def: Ditto.
9345 * builtins.c (expand_builtin): Ditto.
9347 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9348 H.J. Lu <hongjiu.lu@intel.com>
9351 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9352 of V8HImode when calling ix86_binary_operator_ok.
9353 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9354 (sdot_prodv8hi): Operands 1 and 2 must be register.
9356 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9358 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9359 initialize align to silence bogus warning.
9361 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9364 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9366 (struct sra_walk_fns): Remove use_all parameter from use.
9367 (sra_hash_tree): Handle BIT_FIELD_REFs.
9368 (sra_elt_hash): Don't hash bitfld blocks.
9369 (sra_elt_eq): Skip them in parent compares as well. Handle
9371 (sra_walk_expr): Don't maintain or pass down use_all_p.
9372 (scan_use): Remove use_all parameter.
9373 (scalarize_use): Likewise. Re-expand assignment to
9374 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9375 output, and re-scalarize after output. Don't mark anything
9377 (scalarize_ldst): Adjust.
9378 (scalarize_walk_gimple_modify_statement): Likewise.
9379 (build_element_name_1): Handle BIT_FIELD_REFs.
9380 (instantiate_element): Don't warn for any element whose parent
9382 (instantiate_missing_elements_1): Return the sra_elt.
9383 (canon_type_for_field): New.
9384 (try_instantiate_multiple_fields): New.
9385 (instantiate_missing_elemnts): Use them.
9386 (mark_no_warning): Removed.
9387 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9388 (REPLDUP, sra_build_elt_assignment): New.
9389 (generate_copy_inout): Use them.
9390 (generate_element_copy): Likewise. Handle bitfld differences.
9391 (generate_element_zero): Don't recurse for blocks. Use
9392 sra_build_elt_assignment.
9393 (generate_one_element_int): Take elt instead of var. Use
9394 sra_build_elt_assignment.
9395 (generate_element_init_1): Adjust.
9396 (scalarize_use, scalarize_copy): Use REPLDUP.
9397 (scalarize_ldst): Move assert before dereference.
9398 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9400 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9402 * regmove.c: Fix unused variable warnings due to previous commit.
9404 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9406 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9407 (regmove_bb_head): Remove.
9408 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9409 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9410 problems with fixup_match_1.
9411 Don't initialize/free regmove_bb_head.
9413 (reg_is_remote_constant_p): If an insn is in the same basic block
9414 but not before INSN, consider it remote, too.
9416 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9419 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9420 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9422 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9424 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9425 (CONDITIONAL_REGISTER_USAGE): Likewise.
9427 2007-04-04 Richard Henderson <rth@redhat.com>
9429 * config/alpha/lib1funcs.asm: Remove unused file.
9431 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9434 * opts.c (print_specific_help): Fix --help=<language>
9436 (common_handle_option): Support --help=common.
9438 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9441 * gcc.c (main): Do not run the linker if
9442 print_subprocess_help indicates that it shouldn't be
9445 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9448 * doc/invoke.texi (--help=): Document <languages> value, fix
9449 formatting in tables of values.
9451 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9453 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9454 dllimport attribute of virtual methods.
9456 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9458 * config/score/crti.asm: Change _bss_start to __bss_start.
9459 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9460 (OUTGOING_REG_PARM_STACK_SPACE) update.
9461 * config/score/score.opt: add options to make backend support
9462 score5, score5u, score7 and score7d.
9463 * config/score/score.md: Likewise.
9464 * config/score/misc.md: Likewise.
9465 * config/score/mac.md: Likewise.
9466 * doc/invoke.texi: Likewise.
9467 * doc/md.texi: update constraints define.
9469 2007-04-03 Richard Henderson <rth@redhat.com>
9471 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9472 an appropriate type, use the mode instead.
9474 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9476 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9477 Set the default --with-arch setting to mips2.
9478 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9479 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9480 (MULTILIB_OSDIRNAMES): Delete.
9481 (MULTILIB_DIRNAMES): Define.
9482 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9483 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9484 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9485 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9486 VXWORKS_OS_CPP_BUILTINS.
9487 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9488 (MIPS_DEBUGGING_INFO): Undefine.
9489 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9491 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9494 * fold-const.c (native_encode_real): Encode real.c provided longs
9495 as a series of 32-bit native integers.
9496 (native_interpret_real): Interpret buffer as a series of 32-bit
9499 2007-04-03 Richard Guenther <rguenther@suse.de>
9501 * genpreds.c (write_insn_constraint_len): Write function
9502 optimized for CONSTRAINT_LEN implementation.
9503 (write_tm_preds_h): Output insn_constraint_len inline and
9504 use it for CONSTRAINT_LEN.
9505 (write_insn_preds_c): Don't output insn_constraint_len.
9506 * doc/md.texi (define_register_constraint): Document multi-letter
9507 constraints shall have the same length if they start with the same
9510 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9513 * config/i386/i386.md (isinf<mode>2): Expand only when
9514 TARGET_C99_FUNCTIONS is set.
9516 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9518 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9519 (x86_64-*-linux*): Ditto.
9520 * config/i386/i386.opt (mpc): New option.
9521 * config/i386/i386.c (overrride_options): Handle
9522 ix87_precision_string.
9523 * config/i386/crtprec.c: New file.
9524 * config/i386/t-crtpc: Ditto.
9525 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9527 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9528 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9529 crtprec32.o, crtprec64.o and crtprec80.o.
9531 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9533 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9535 2007-04-02 Eric Christopher <echristo@apple.com>
9537 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9538 limitations on darwin.
9540 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9543 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9545 2007-04-02 Dave Korn <dave.korn@artimi.com>
9547 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9549 2007-04-02 Dave Korn <dave.korn@artimi.com>
9551 * libgcc2.h (exception_descriptor): Don't forward-declare.
9552 (__get_eh_table_language, __get_eh_table_version): Delete
9553 prototypes of long-dead functions.
9555 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9557 * ebitmap.h: New file
9558 * ebitmap.c: New file
9559 * Makefile.in (ebitmap.o): New target.
9561 2007-04-01 Jan Hubicka <jh@suse.cz>
9563 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9564 before very first instruction.
9566 2007-04-01 Jan Hubicka <jh@suse.cz>
9568 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9569 waring on 64bit hosts.
9570 * bitmap.h: Fix typo in bitmap_head_def.
9572 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9574 PR rtl-optimization/31391
9575 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9576 into a DELETED_LABEL note, and the label is in an empty basic
9577 block, update BB_END as well as BB_HEAD.
9579 2007-04-01 Richard Henderson <rth@redhat.com>
9581 PR tree-optimization/31169
9582 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9583 to varying if the range is outside [0, prec-1].
9585 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9588 * config/mips/mips.md (load_const_gp): New insn.
9589 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9590 the MIPS16 GP pseudo register if no_new_pseudos.
9591 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9593 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9596 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9598 (call_value): Likewise.
9600 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9601 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9604 * doc/invoke.texi: (optimization options): Reword description
9605 of -ffast-math. Document its primary purpose.
9607 2007-03-31 Richard Guenther <rguenther@suse.de>
9609 * omp-low.c (splay-tree.h): Include.
9610 (lookup_decl): Replace splay-tree usage by pointer-map.
9611 (maybe_lookup_decl): Likewise.
9612 (new_omp_context): Likewise.
9613 (delete_omp_context): Likewise.
9614 * gimplify.c (splay-tree.h): Include.
9615 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9617 (remap_ssa_name): Likewise.
9618 (remap_decl): Likewise.
9619 (remap_type_1): Likewise.
9620 (remap_type): Likewise.
9621 (copy_body_r): Likewise.
9622 (expand_call_inline): Likewise.
9623 (clone_body): Likewise.
9624 (copy_tree_r): Likewise.
9625 (remap_save_expr): Likewise.
9626 (unsave_r): Likewise.
9627 (unsave_expr_now): Likewise.
9628 (tree_function_versioning): Likewise.
9629 (build_duplicate_type): Likewise.
9630 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9631 (struct copy_body_data): Replace splay-tree by pointer-map.
9632 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9633 not $(SPLAY_TREE_H).
9634 (gimplify.o): Depend on $(SPLAY_TREE_H).
9635 (omp-low.p): Likewise.
9637 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9639 * config/avr/predicates.md (even_register_operand,
9640 odd_register_operand): New predicates.
9641 * config/avr/avr.md (movw peephole2): New.
9642 (movw_r peephole2): New.
9644 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9646 * tree.h (get_signed_or_unsigned_type): New.
9647 * fold-const.c (operand_equal_for_comparison_p): Use
9648 get_signed_or_unsigned_type instead of
9649 lang_hooks.types.signed_or_unsigned_type.
9650 * expr.c (store_expr): Ditto.
9651 * langhooks.c (get_signed_or_unsigned_type): New.
9652 (lhd_signed_or_unsigned_type): New.
9653 * langhooks.h (lhd_signed_or_unsigned_type): New.
9654 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9656 2007-03-30 Richard Henderson <rth@redhat.com>
9658 * tree-ssa-loop-ivopts.c: Include target.h.
9659 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9660 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9661 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9662 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9664 2007-03-30 Richard Henderson <rth@redhat.com>
9665 Kai Tietz <kai.tietz@onevision.com>
9667 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9669 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9670 (TARGET_64BIT_MS_ABI): New.
9671 (DBX_REGISTER_NUMBER): Handle 64-bit.
9672 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9673 (LONG_TYPE_SIZE): Force to 32.
9674 (REG_PARM_STACK_SPACE): New.
9675 (OUTGOING_REG_PARM_STACK_SPACE): New.
9676 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9677 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9678 (STACK_BOUNDARY): Use 128 for 64-bit.
9679 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9680 Add 64-bit implementation.
9681 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9683 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9684 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9685 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9686 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9687 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9688 TARGET_64BIT_MS_ABI.
9689 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9690 (ix86_pass_by_reference): Likewise.
9691 (ix86_function_value_regno_p): Likewise.
9692 (ix86_build_builtin_va_list): Likewise.
9693 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9694 (function_arg_advance_ms_64): New.
9695 (function_arg_advance): Call it.
9696 (function_arg_ms_64): New.
9697 (function_arg): Call it.
9698 (function_value_ms_64): New.
9699 (ix86_function_value_1): Call it.
9700 (return_in_memory_ms_64): New.
9701 (ix86_return_in_memory): Call it.
9702 (setup_incoming_varargs_ms_64): New.
9703 (ix86_setup_incoming_varargs): Call it.
9704 (ix86_expand_prologue): Handle 64-bit stack probing.
9705 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9706 (output_pic_addr_const): Likewise.
9707 (x86_this_parameter): Likewise.
9708 (x86_output_mi_thunk): Likewise.
9709 (x86_function_profiler): Likewise.
9710 (TARGET_STRICT_ARGUMENT_NAMING): New.
9711 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9712 (TARGET_64BIT_MS_ABI): New.
9713 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9714 * config/i386/i386.md (allocate_stack_worker): Remove.
9715 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9716 describe the clobber of eax without a match_scratch.
9717 (allocate_stack_worker_postreload): Remove.
9718 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9719 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9720 (allocate_stack_worker_rex64_postreload): Remove.
9721 (allocate_stack): Handle 64-bit.
9722 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9723 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9724 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9725 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9726 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9727 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9728 * config.build (x86_64-*-mingw*): New host.
9729 * config.host (x86_64-*-mingw*): New host.
9730 * config.gcc (x86_64-*-mingw*): New target.
9731 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9733 2007-03-30 Richard Henderson <rth@redhat.com>
9734 Kai Tietz <kai.tietz@onevision.com>
9736 * c-pragma.c (struct def_pragma_macro_value): New.
9737 (struct def_pragma_macro): New.
9738 (pushed_macro_table): New.
9739 (dpm_hash, dpm_eq): New.
9740 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9741 (init_pragma): Install them.
9742 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9744 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9746 * config/avr/avr.c (avr_override_options): Clear
9747 'flag_delete_null_pointer_checks'.
9749 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9752 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9753 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9754 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9755 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9756 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9757 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9758 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9760 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9762 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9764 * regmove.c: Move all of pass_stack_adjustments from here...
9765 * combine-stack-adj.c: ...to this new file.
9766 * Makefile.in: Add rules for combine-stack-adj.o.
9768 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9770 PR tree-optimization/31383
9771 * tree-data-ref.c (affine_function_equal_p): Do not require the
9772 vectors to have the same length.
9774 2007-03-30 Jan Hubicka <jh@suse.cz>
9777 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9778 availablility; add more sanity checking; ask varpool only about
9781 2007-03-29 Richard Henderson <rth@redhat.com>
9783 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9784 to decide, but __SIZEOF_LONG_LONG__.
9786 2007-03-29 Richard Henderson <rth@redhat.com>
9788 * emutls.c (struct __emutls_array): New.
9789 (emutls_destroy): Use it instead of casting element 0 from void*.
9790 (__emutls_get_address): Likewise.
9792 2007-03-29 Richard Henderson <rth@redhat.com>
9794 * varasm.c (initializer_constant_valid_p): Don't deny
9795 DECL_DLLIMPORT_P on functions.
9797 * config/i386/cygming.h: Remove function declarations.
9798 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9799 (ASM_OUTPUT_LABELREF): Remove.
9800 (COMMON_ASM_OP): Remove.
9801 (ASM_OUTPUT_COMMON): Remove.
9802 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9803 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9804 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9805 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9806 Rename from TARGET_ENCODE_SECTION_INFO.
9807 * config/i386/netware.h: Likewise.
9808 * config/i386/i386-protos.h: Update.
9809 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9810 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9811 (legitimate_constant_p): Reject dllimports.
9812 (dllimport_map, get_dllimport_decl): New.
9813 (legitimize_dllimport_symbol): New.
9814 (legitimize_address, ix86_expand_move): Use it.
9815 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9816 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9817 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9818 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9819 * config/i386/predicates.md (constant_call_address_operand): Only
9820 accept symbols; reject dllimport_p symbols.
9821 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9822 i386_pe_maybe_record_exported_symbol.
9823 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9824 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9825 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9826 trust the setting of DECL_DLLIMPORT_P.
9827 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9828 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9829 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9830 tidy the argument scanning loop.
9831 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9832 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9833 (i386_pe_strip_name_encoding): Remove.
9834 (i386_pe_binds_local_p): New.
9835 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9836 (i386_pe_output_labelref): Remove.
9837 (i386_pe_asm_output_aligned_decl_common): New.
9838 (i386_pe_maybe_record_exported_symbol): Rename from
9839 i386_pe_record_exported_symbol; check for dllexported symbols.
9841 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9843 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9844 add comment explaining why vsnprintf cannot be used.
9846 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9848 PR tree-optimization/30666
9849 * tree.c (build_complex_type): When creating type names for DWARF2
9850 debug info, create TYPE_DECLs for TYPE_NAME instead of
9852 (build_common_tree_nodes_2): Use build_complex_type when building
9853 predefined complex types, to preserve canonical types.
9855 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9857 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9858 (noce_get_alt_condition): Look at it to determine whether to
9859 reverse the condition or not.
9860 (noce_get_condition): Substitute the truth for lies.
9861 (noce_find_if_block): Set the then_else_reversed field.
9863 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9865 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9866 destination of this insn.
9867 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9868 than calling gen_rtx_SET directly. Use r0 to hold the value of
9869 'address + 4' rather than a stack based temporary which can be
9872 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9874 * config/s390/s390.c (s390_secondary_input_reload_class,
9875 s390_secondary_output_reload_class): Functions removed.
9876 (s390_secondary_reload): New function.
9877 (TARGET_SECONDARY_RELOAD): Target macro defined.
9878 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9879 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9880 * config/s390/s390.md ("reload_outti", "reload_outdi",
9881 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9882 "reload_out<mode>"): Expanders removed.
9883 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9884 "reload<mode>_nonoffmem_out"): Expanders added.
9886 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9888 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9889 action if SRC->DEST replacement failed anyway.
9891 2007-03-28 Mike Stump <mrs@apple.com>
9893 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9894 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9895 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9897 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9899 * config.gcc: Accept barcelona as a variant of amdfam10.
9900 * config/i386/i386.c (override_options): Likewise.
9901 * doc/invoke.texi: Likewise.
9903 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9905 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9906 offsets for BIT_FIELD_REF and COMPONENT_REF.
9908 2007-03-28 Richard Guenther <rguenther@suse.de>
9910 * tree.c (is_global_var): Move ...
9911 * tree-flow-inline.h (is_global_var): ... here.
9912 * tree.h (is_global_var): Remove declaration.
9914 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9916 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9918 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9919 * config/i386/i386.c (ix86_tune_features): Initialize new
9921 * config/i386/predicates.md (promotable_binary_operator): Use
9922 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9924 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9927 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9929 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9931 * config/fr30/fr30.md (movsi_internal): Change destination
9932 constraint from m to V and add m to the end.
9934 2007-03-28 Christian Bruel <christian.bruel@st.com>
9936 * config/sh/sh.md (movsi_i): Fix type attribute.
9938 2007-03-28 Christian Bruel <christian.bruel@st.com>
9940 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9941 (movsf_ie): Likewise.
9943 2007-03-28 Christian Bruel <christian.bruel@st.com>
9945 * config.gcc: Add sh4-300 to multilib.
9946 * config/sh/t-mlib-sh4-300: New file.
9948 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9950 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9951 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9953 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9954 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9955 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9956 "fixuns_trunctddi2"): Whitespace fix.
9958 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9960 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9961 the definition of struct sh_args.
9962 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9963 CALL_COOKIE_INT_REG_GET): Likewise.
9965 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9967 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9968 transformations are applied successfully.
9970 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9972 * tree.c (tree_contains_struct): Permit 512 tree codes.
9973 * tree.h (tree_contains_struct): Ditto.
9974 (MAX_TREE_CODES): Ditto.
9975 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9976 SPARE member to store remaining padding bits.
9978 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9980 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9983 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9985 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9986 * configure: Regenerate.
9988 * configure: Regenerate using the correct version of autoconf.
9990 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9992 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9994 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9995 regs to "__SP_L__" and "__SP_H__".
9997 2007-03-27 Richard Guenther <rguenther@suse.de>
9999 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10000 computations with it with a HOST_WIDE_INT variable.
10002 2007-03-26 Mike Stump <mrs@apple.com>
10004 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10005 objective-c-header, objective-c++-header and objc++-cpp-output
10007 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10009 2007-03-26 Richard Henderson <rth@redhat.com>
10012 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10013 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10014 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10015 IX86_BUILTIN_PSRLQ128): New.
10016 (ix86_init_mmx_sse_builtins): Add them.
10017 (ix86_expand_builtin): Expand them.
10018 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10019 operand 2 be TImode.
10020 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10021 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10022 _mm_srli_epi64): Mark __B const.
10023 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10024 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10025 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10026 new two-vector shift builtins.
10028 2007-03-26 Ian Lance Taylor <iant@google.com>
10030 PR tree-optimization/31345
10031 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10032 [+INF, +INF(OVF)] into VARYING.
10034 2007-03-26 Zack Weinberg <zackw@panix.com>
10036 * gengtype-parse.c: New file.
10037 * gengtype-yacc.y: Delete.
10038 * gengtype-lex.l: Don't include gengtype-yacc.h.
10039 Define YY_DECL and yyterminate appropriately for recursive
10040 descent parser. yylval is now a string out-parameter to yylex.
10041 (HWS, EOID): New shorthand.
10042 (IWORD): Add a couple more types.
10043 (yylex): Add a setup stanza. Remove the complex rules for
10044 detecting GTY'ed types and typedefs; replace with simple
10045 keyword detectors. Adjust everything for the changed
10046 definition of yylval. Ignore all pp-directives, not just #define.
10048 (parse_file): Rename yybegin; do not call yyparse.
10050 * gengtype.c (xasprintf): Export again.
10051 (this_file): New. Use everywhere __FILE__ was being used.
10052 (get_lang_bitmap): Special case types defined in gengtype.c.
10053 (do_typedef, new_structure): Suppress definition of certain types.
10054 (new_structure): Improve diagnostics of duplicate definitions.
10055 Make sure location_s is associated with input.h.
10056 (nreverse_pairs, define_location_structures): New functions.
10057 (main): Improve tagging of kludge types. Remove old kludges
10058 for input.h types; use define_location_structures.
10059 * gengtype.h: Update prototypes. Define token codes here.
10060 * Makefile.in: Remove all references to gengtype-yacc.
10061 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10063 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10064 add GTY((skip)) to the field that's only conditionally there.
10065 * doc/install.texi: Document that Bison is no longer required
10066 unless building treelang.
10068 * gengtype.c: Don't include gtyp-gen.h.
10069 (srcdir): Declare here.
10070 (base_files, lang_dir_names): Allocate dynamically.
10071 (gt_files, num_gt_files, num_lang_dirs): New globals.
10072 (measure_input_list, read_input_line, read_input_list)
10073 (set_lang_bitmap): New functions.
10074 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10075 simplify, relying on read_input_list to set up the bitmaps.
10076 (main): Arguments are no longer unused. Check for correct number
10077 of command line arguments, set srcdir and srcdir_len, then call
10078 read_input_list, before doing anything else. No need to worry
10079 about duplicates in main loop.
10080 * configure.ac: Simplify the calculation of all_gtfiles.
10081 Put language tags in there. Don't set or substitute
10082 all_gtfiles_files_langs or all_gtfiles_files_frags.
10083 * Makefile.in: Revamp the way gengtype is invoked, now that it
10084 takes a file on its command line with a much simpler format.
10085 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10086 (GTFILES): Remove duplicates and C source files.
10087 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10088 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10089 * configure: Regenerate.
10091 * gengtype.h: Remove all type definitions to gengtype.c; leave
10092 only definitions of options_p, type_p, and pair_p as opaque
10093 pointers. Update prototypes.
10094 * gengtype.c: Many type definitions moved here from gengtype.h.
10095 Consolidate type definitions at the top of the file.
10096 (xvasprintf): Delete.
10097 (xasprintf): Make static.
10098 (create_nested_pointer_option): Add 'next' parameter.
10099 (create_field_all, create_field_at): New functions.
10100 (create_field): Now a thin wrapper around create_field_all.
10101 (create_optional_field): Rename create_optional_field_ and add
10102 line argument. Original name is now a macro which supplies
10104 (oprintf): Use vsnprintf directly.
10105 (close_output_files): Use fatal rather than perror/exit.
10106 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10107 (main): Set progname. Don't use exit.
10108 * gengtype-yacc.y (struct_fields): Use create_field_at.
10109 (option, optionseqopt): Delete.
10110 (optionseq): Consolidate productions from option here so we
10111 can use the first argument to create_option.
10113 * gengtype-lex.l: Distinguish unions from structures in the
10114 token type. Don't call find_structure; return the tag as a string.
10115 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10116 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10117 string. Reorganize typedef_struct production accordingly.
10118 Use create_nested_ptr_option.
10119 * gengtype.c (create_nested_ptr_option): New function.
10120 * gengtype.h: Declare it.
10122 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10123 (string_type): Don't declare.
10124 (do_scalar_typedef): Declare.
10125 (create_scalar_type): Update prototype.
10126 * gengtype.c (string_type): Make static.
10127 (scalar_nonchar, scalar_char): New.
10128 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10129 (resolve_typedef): Use scalar_nonchar for error recovery.
10130 (create_scalar_type): Remove name_len field. Return scalar_char
10131 or scalar_nonchar as appropriate.
10132 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10133 to use string_type.
10134 (throughout): Use scalar_nonchar instead of calling
10135 create_scalar_type, whenever possible.
10136 (main): Initialize scalar_char and scalar_nonchar before calling
10138 * gengtype-lex.l: Adjust for removal of second argument to
10139 create_scalar_type. Use yylval.s instead of yylval.t when
10141 * gengtype-yacc.y: Type of SCALAR is string. Call
10142 create_scalar_type from type:SCALAR rule. Adjust for removal of
10143 second argument to create_scalar_type.
10145 * vec.h: Remove all #if IN_GENGTYPE blocks.
10146 Add comment saying that changes may require adjustments to gengtype.
10147 * gengtype.c: Don't include coretypes.h or tm.h.
10148 Add comment to inclusion of errors.h.
10149 (note_def_vec, note_def_vec_alloc): New functions.
10150 * gengtype.h: Declare new functions.
10151 * gengtype-lex.l: Don't include coretypes.h.
10152 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10154 (update_lineno): Remove unnecessary prototype.
10155 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10156 (VEC rule): Just return VEC_TOKEN.
10157 * gengtype-yacc.y (VEC_TOKEN): New token type.
10158 (type): Add a production for VEC(a,b).
10159 * Makefile.in: Update dependencies.
10161 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10162 typedefs that use the old PARAMS macro.
10164 * gengtype-lex.l: Remove all rules and states relating to yacc
10166 * gengtype-yacc.y: Similarly.
10167 * gengtype.c (note_yacc_type): Delete function.
10168 * gengtype.h: Update prototypes.
10170 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10172 * tree-pretty-print.c (dump_generic_node): Report precision of
10173 unnamed integer types.
10175 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10177 * ifcvt.c (noce_try_store_flag_constants): Don't check
10178 no_new_pseudos here.
10179 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10180 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10181 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10182 noce_try_sign_mask): Likewise.
10183 (if_convert): Check no_new_pseudos here.
10185 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10187 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10188 (noce_get_condition): Handle new then_else_reversed argument.
10189 (noce_init_if_info): Remove, fold into noce_find_if_block.
10190 (noce_process_if_block): Take a struct noce_if_info as the
10191 argument. Don't set up one based on ce_if_info. Update pointer
10192 references accordingly.
10193 (cond_move_process_if_block): Likewise.
10194 (process_if_block): Removed.
10195 (find_if_block): Removed. Move functionality two new functions,
10196 noce_find_if_block and cond_exec_find_if_block.
10197 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10198 blocks and the symmetric IF-ELSE-JOIN case.
10199 (cond_exec_find_if_block): Also new function mostly based on old
10200 find_if_block and process_if_block.
10201 (find_if_header): Replace find_if_block call with separately
10202 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10203 (find_cond_trap): Update noce_get_condition call.
10204 (dead_or_predicable): Likewise.
10206 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10208 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10210 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10211 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10212 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10213 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10214 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10215 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10216 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10217 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10218 __builtin_ia32_psrad128 builtins.
10220 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10222 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10223 * config/i386/constraints.md
10224 (define_constraint "I"): Use IN_RANGE macro.
10225 (define_constraint "J"): Ditto.
10226 (define_constraint "K"): Ditto.
10227 (define_constraint "M"): Ditto.
10228 (define_constraint "N"): Ditto.
10229 (define_constraint "O"): Ditto.
10230 * config/i386/predicates.md
10231 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10232 (define_predicate "const_0_to_3_operand"): Ditto.
10233 (define_predicate "const_0_to_7_operand"): Ditto.
10234 (define_predicate "const_0_to_15_operand"): Ditto.
10235 (define_predicate "const_0_to_63_operand"): Ditto.
10236 (define_predicate "const_0_to_255_operand"): Ditto.
10237 (define_predicate "const_1_to_31_operand"): Ditto.
10238 (define_predicate "const_2_to_3_operand"): Ditto.
10239 (define_predicate "const_4_to_7_operand"): Ditto.
10241 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10243 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10244 in SImode for save_world.
10245 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10248 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10250 PR tree-optimization/30784
10251 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10254 2007-03-25 Revital Eres <eres@il.ibm.com>
10256 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10257 Fold movement_possibility function into it.
10259 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10261 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10262 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10263 (call_indirect_nonlocal_darwin64): Same.
10264 (call_nonlocal_darwin64): Same.
10265 (call_value_indirect_nonlocal_darwin64): Same.
10266 (call_value_nonlocal_darwin64): Same.
10267 (sibcall_nonlocal_darwin64): Same.
10268 (sibcall_value_nonlocal_darwin64): Same.
10269 (sibcall_symbolic_64): Same.
10270 (sibcall_value_symbolic_64): Same.
10271 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10273 (rs6000_emit_load_toc_table): Same.
10274 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10275 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10277 (divss_call): Same.
10278 (divus_call): Same.
10279 (quoss_call): Same.
10280 (quous_call): Same.
10281 (load_toc_v4_pic_si): Same
10282 (load_toc_v4_PIC_1): Same.
10283 (load_toc_v4_PIC_1b): Same.
10284 (call_indirect_aix{32,64}): Same.
10285 (call_value_indirect_aix{32,64}): Same.
10287 (call_value): Same.
10288 (call_local{32,64}): Same.
10289 (call_value_local{32,64}): Same.
10290 (call_indirect_nonlocal_aix{32,64}): Same.
10291 (call_nonlocal_aix{32,64}): Same.
10292 (call_value_indirect_nonlocal_aix{32,64}): Same.
10293 (call_value_nonlocal_aix{32,64}): Same.
10294 (call_indirect_nonlocal_sysv<mode>): Same.
10295 (call_nonlocal_sysv<mode>): Same.
10296 (call_value_indirect_nonlocal_sysv<mode>): Same.
10297 (call_value_nonlocal_sysv<mode>): Same.
10299 (sibcall_local{32,64}): Same.
10300 (sibcall_value_local{32,64}): Same.
10301 (sibcall_nonlocal_aix{32,64}): Same.
10302 (sibcall_value_nonlocal_aix{32,64}): Same.
10303 (sibcall_nonlocal_sysv<mode>): Same.
10304 (sibcall_value): Same.
10305 (sibcall_value_nonlocal_sysv<mode>): Same.
10307 2007-03-24 Paul Brook <paul@codesourcery.com>
10309 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10310 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10312 2007-03-24 Richard Henderson <rth@redhat.com>
10314 * config/ia64/constraints.md: New file.
10315 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10316 satisfies_constraint_?.
10317 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10318 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10319 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10320 ia64_output_mi_thunk): Likewise.
10321 (ia64_const_ok_for_letter_p): Remove.
10322 (ia64_const_double_ok_for_letter_p): Remove.
10323 (ia64_extra_constraint): Remove.
10324 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10325 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10326 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10327 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10328 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10329 EXTRA_MEMORY_CONSTRAINT): Remove.
10330 * config/ia64/ia64.md: Include constriants.md. Replace
10331 CONST_OK_FOR_? with satisfies_constraint_?.
10333 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10334 H.J. Lu <hongjiu.lu@intel.com>
10336 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10338 (name macros): Use DPD_BID_NAME to convert names properly.
10340 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10341 decimal floating point format.
10342 (init_floating_libfuncs): Change decimal functions so that they
10343 have a "bid_" prefix if the decimal system uses the BID format,
10344 and "dpd_" prefix if the decimal system uses the DPD format.
10345 (init_interclass_conv_libfuncs): Ditto.
10346 (init_intraclass_conv_libfuncs): Ditto.
10348 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10349 using the BID format.
10351 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10352 whether we are using the BID decimal format.
10353 * configure: Regenerate.
10355 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10356 the compiler has decimal floating point enabled. Define
10357 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10360 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10361 using the BID format.
10363 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10364 whether we are using the BID decimal format.
10365 * configure: Regenerate.
10367 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10368 the compiler has decimal floating point enabled. Define
10369 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10372 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10373 options, and that it is enabled for i386/x86_64 systems.
10375 * Makefile.in (enable_decimal_float): New.
10377 (DECNUMINC): Add -I$(DECNUMFMT).
10378 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10379 to $(DECNUMFMT) from $(DECNUM).
10381 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10382 Substitute enable_decimal_float.
10383 * configure: Regenerated.
10386 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10389 * configure.ac: Enable decimal float for x86_64-*-linux*.
10390 * configure: Regenerated.
10393 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10394 decimal128ClearSign to flip and clear the sign bit in decimal128.
10395 (decimal_real_maxval): Set decimal128SetSign to set the sign
10398 2007-03-23 Ian Lance Taylor <iant@google.com>
10400 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10402 2007-03-23 Ian Lance Taylor <iant@google.com>
10404 * tree-dump.c (dump_files): Correct comment.
10406 2007-03-23 Ian Lance Taylor <iant@google.com>
10408 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10410 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10412 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10413 in cfglayout mode. Don't go into and out of cfglayout mode.
10414 Link the blocks in the order of the constructed traces.
10415 (rest_of_handle_tracer): Adjust call to tracer.
10416 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10417 Don't go into cfglayout mode.
10418 (rtl_loop_done): Don't go out of cfglayout mode.
10419 * cfglayout.c (relink_block_chain): New function, split out from...
10420 (fixup_reorder_chain): ...here. Remove redundant checking.
10421 (cfg_layout_finalize): Don't clear the header, footer, and aux
10422 fields here, move the code to do so to relink_block_chain. Likewise
10423 for free_original_copy_tables.
10424 * rtl.h (tracer): Update prototype.
10425 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10426 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10427 mode. Use relink_block_chain to serialize the CFG according to the
10428 new basic block order. Move targetm.cannot_modify_jumps_p check from
10430 (gate_handle_reorder_blocks): ...to here.
10431 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10433 (gate_duplicate_computed_gotos): ...to here.
10434 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10435 something always changes when going into and out of cfglayout mode.
10436 Perform an expensive cfg cleanup while going into cfglayout mode.
10437 Always update liveness information on HAVE_conditional_execution
10438 targets. Reserialize the basic blocks and go out of cfglayout mode.
10439 * reg-stack.c: Include cfglayout.h.
10440 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10441 the call to reorder_basic_blocks.
10442 * basic-block.h (reorder_basic_blocks): Update prototype.
10443 (relink_block_chain): New prototype.
10444 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10446 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10448 * config/mips/mips.md (type, hazard, *movdi_32bit,
10449 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10450 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10451 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10452 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10453 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10455 (movcc): Change first xfer to multi.
10456 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10457 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10458 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10459 config/mips/generic.md: Change reservations using "xfer" to use
10461 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10462 using match_operand.
10463 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10464 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10466 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10468 2007-03-22 Richard Henderson <rth@redhat.com>
10470 * config/i386/i386.c: Remove unnecessary function declarations.
10471 Move targetm definition, and all related macros, to the end of
10472 the file. Resort some functions to put definitions before uses.
10473 (ix86_attribute_table): Make static. Move to end of file.
10474 (ix86_gimplify_va_arg): Make static.
10476 2007-03-22 Richard Henderson <rth@redhat.com>
10478 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10479 don't increase local_regparm with force_align_arg_pointer check.
10480 (ix86_function_sseregparm): Assert 32-bit.
10481 (type_has_variadic_args_p): New.
10482 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10483 type_has_variadic_args_p.
10484 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10485 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10486 use memset instead. Do maybe_vaarg check first; skip attribute
10487 tests if true; skip attribute tests for 64-bit.
10488 (construct_container): Remove TARGET_DEBUG_ARG.
10489 (function_arg_advance_32, function_arg_advance_64): Split out ...
10490 (function_arg_advance): ... from here.
10491 (function_arg_32, function_arg_64): Split out ...
10492 (function_arg): ... from here.
10493 (ix86_pass_by_reference): Tidy.
10494 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10495 (function_value_32): New, from parts of ix86_function_value
10496 and ix86_value_regno.
10497 (function_value_64): New, from parts of ix86_function_value
10498 and ix86_libcall_value.
10499 (ix86_function_value_1): New.
10500 (ix86_function_value, ix86_libcall_value): Use it.
10501 (return_in_memory_32, return_in_memory_64): Split out ...
10502 (ix86_return_in_memory): ... from here.
10503 (ix86_struct_value_rtx): Skip for 64-bit.
10504 (ix86_libcall_value, ix86_value_regno): Remove.
10505 (setup_incoming_varargs_64): Split out ...
10506 (ix86_setup_incoming_varargs): ... from here.
10507 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10508 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10509 * config/i386/i386-protos.h (ix86_function_value): Remove.
10510 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10512 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10515 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10516 infinities not supported, otherwise emit warning if -Woverflow. On
10517 underflow, emit warning if -Woverflow.
10518 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10520 * real.h (real_from_string): Update declaration
10522 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10523 Richard Henderson <rth@redhat.com>
10525 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10526 * calls.c (compute_argument_block_size, expand_call,
10527 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10528 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10529 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10530 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10531 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10532 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10533 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10534 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10537 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10539 * c-incpath.c (add_sysroot_to_chain): New.
10540 (merge_include_chains): Add sysroot argument. Call
10541 add_sysroot_to_chain if sysrooted.
10542 (register_include_chains): Update call to merge_include_chains.
10543 * doc/cppopts.texi: Document use of '=' in include directory
10546 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10548 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10549 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10550 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10551 insn pattern using X87MODEF12 mode macro.
10553 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10555 * regmove.c (regmove_optimize): Use reg_mentioned_p
10556 instead of reg_overlap_mentioned_p for DST.
10558 2007-03-21 Mike Stump <mrs@apple.com>
10560 * c.opt: Fixup for Objective-C/C++.
10562 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10564 * explow.c (convert_memory_address): Fold memory reference when
10565 POINTERS_EXTEND_UNSIGNED < 0
10567 2007-03-21 Richard Henderson <rth@redhat.com>
10570 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10571 * config/i386/mmintrin.h (__m64): Likewise.
10572 * config/i386/xmmintrin.h (__m128): Likewise.
10574 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10576 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10577 (VXWORKS_OS_CPP_BUILTINS): Define.
10578 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10579 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10581 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10583 * rtl.h (constant_pool_reference_p): Delete.
10584 (find_constant_src): Declare.
10585 * rtlanal.c (find_constant_src): New function.
10586 * simplify-rtx.c (constant_pool_reference_p): Delete.
10587 * config/i386/i386.md: Use find_constant_src instead of
10588 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10590 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10592 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10593 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10595 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10597 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10598 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10599 (arm_elf_asm_constructor): Use it.
10600 (arm_elf_asm_destructor): New function.
10602 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10604 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10606 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10608 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10610 2007-03-19 Andrew Haley <aph@redhat.com>
10612 PR tree-optimization/31264
10613 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10614 VIEW_CONVERT_EXPRs.
10616 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10618 PR rtl-optimization/30907
10619 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10620 (fwprop_init): Always call loop_optimizer_initialize.
10621 (fwprop_done): Always call loop_optimizer_finalize.
10622 (fwprop): We always have loop info now.
10623 (gate_fwprop_addr): Remove.
10624 (pass_fwprop_addr): Use gate_fwprop as gate.
10626 PR rtl-optimization/30841
10627 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10628 df_chain_alloc): Call df_reorganize_refs unconditionally.
10629 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10630 refs_organized to refs_organized_size.
10631 (df_ref_create_structure): Use refs_organized_size instead of
10632 bitmap_size if refs had been organized, and keep refs_organized_size
10634 * df.h (struct df_ref_info): Change refs_organized to
10635 refs_organized_size.
10636 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10639 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10641 * except.c (output_function_exception_table): Do not reference the
10642 EH personality routine for functions that do not require an
10645 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10648 * c-typeck.c (convert_for_assignment): Call comptypes for
10649 RECORD_TYPE or UNION_TYPE.
10651 PR inline-asm/30505
10652 * reload1.c (reload): Do invalid ASM checking after
10653 cleanup_subreg_operands.
10655 2007-03-19 Jeff Law <law@redhat.com>
10657 * tree-cfg.c (find_taken_edge): Tighten conditions for
10658 optimizing computed gotos.
10660 2007-03-19 Michael Matz <matz@suse.de>
10662 * builtins.c (expand_builtin_sync_operation,
10663 expand_builtin_compare_and_swap,
10664 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10667 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10668 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10671 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10673 * doc/tm.texi: Add brackets around the return type of
10674 TARGET_SECONDARY_RELOAD.
10676 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10677 Richard Guenther <rguenther@suse.de>
10679 PR tree-optimization/31254
10680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10681 Use handled_component_p () where appropriate. Continue
10682 propagating into the rhs if we propagated into an INDIRECT_REF
10685 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10687 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10688 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10689 (xde, xdee): Mode attributes adjusted to support DFP modes.
10690 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10691 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10692 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10693 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10694 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10695 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10696 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10698 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10699 "movsf"): Insn definitions removed.
10700 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10701 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10702 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10704 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10705 "reload_in<mode>", "reload_out<mode>"): Expander added.
10706 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10709 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10711 * config/s390/s390.md: Only non-functional changes. Renamed
10712 FPR mode macro to BFP all over the file.
10714 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10716 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10717 (op_type attribute): RRF instruction type added.
10718 (fT0): New mode attribute.
10719 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10720 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10721 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10722 instruction no secondary memory is needed when moving DFmode values
10723 between GPRs and FPRs.
10725 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10727 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10728 inverted and documentation adjusted.
10729 ("mhard-dfp", "msoft-dfp"): New options.
10730 * config/s390/s390.c (s390_handle_arch_option): New architecture
10732 (override_options): Sanity checks for the new options added.
10733 * config.gcc: New architecture switch: z9-ec.
10734 * config/s390/s390.h (processor_flags): PF_DFP added.
10735 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10736 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10737 when the bit is NOT set so remove it from the defaults.
10739 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10741 * genemit.c (main): Print include statement for dfp.h.
10742 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10745 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10747 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10749 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10752 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10753 instead of PATTERN.
10755 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10757 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10758 attr_length_call, output_call, output_indirect_call): Cleanup
10759 formatting of targetm calls.
10761 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10763 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10765 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10767 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10768 reservation, bypass and anti-bypass descriptions for these
10769 instructions. Update move patterns.
10770 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10773 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10775 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10776 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10777 (get_initial_def_for_reduction): Likewise.
10779 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10781 Fix PR tree-optimization/29922
10782 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10783 (get_representative): Removed.
10784 (value_dies_in_block_x): Update for rvuse removal.
10785 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10786 (compute_antic_aux): Handle when PHI nodes appear in
10787 non-single-successors.
10788 (dump_bitmap_of_names): Removed.
10789 (compute_antic_safe): Renamed and removed rvuse calculation.
10790 Calculate only antic safe.
10791 (insert_into_preds_of_block): Remove assert.
10792 (execute_pre): Update for renamed functions.
10793 (defer_or_phi_translate_block): New function.
10795 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10797 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10798 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10800 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10801 Follow spelling conventions.
10803 * tree-data-ref.h: Remove the prototype for analyze_array.
10805 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10807 PR tree-optimization/31041
10808 * tree-vect-transform.c (get_initial_def_for_induction): Call
10809 force_gimple_operand.
10811 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10813 * ipa-type-escape.c (look_for_casts) : Revert code to use
10814 handled_component_p due to ada test a-numaux.adb.
10816 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10818 * final.c (final_scan_insn): Alter the condition of a
10819 conditional trap if we have nonstandard CC.
10821 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10823 * configure.ac: Remove excess quoting from asm line 0 test.
10824 * configure: Rebuilt.
10826 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10828 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10829 * c-common.c (convert_and_check): Move warning logic to...
10830 (warnings_for_convert_and_check): ...here. Define.
10831 * c-common.h (warnings_for_convert_and_check): Declare.
10833 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10835 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10836 (output_call): Likewise.
10838 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10840 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10842 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10844 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10846 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10848 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10849 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10851 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10853 PR tree-optimization/31183
10854 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10855 Use double_int instead of unsigned int for representing access_strides.
10856 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10858 2007-03-16 Richard Guenther <rguenther@suse.de>
10860 PR tree-optimization/31146
10861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10862 to allow recursion of forward_propagate_addr_expr.
10863 (forward_propagate_addr_into_variable_array_index): Likewise.
10864 (forward_propagate_addr_expr): Likewise.
10865 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10866 (forward_propagate_addr_expr_1): Recurse on simple copies
10867 instead of propagating into them. Do so for useless conversions
10869 (forward_propagate_addr_expr): Clean up unused statements after
10872 2007-03-16 Richard Guenther <rguenther@suse.de>
10874 * builtins.c (expand_builtin_cexpi): Use the right argument
10875 for the expansion via cexp.
10877 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10879 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10880 * configure: Rebuilt.
10882 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10885 * dwarf2out.c (force_type_die): Adjust comment.
10886 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10888 2007-03-15 DJ Delorie <dj@redhat.com>
10890 * config/frv/predicates.md (minmax_operator): Don't check operands
10893 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10895 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10896 Update constant estimates of number of iterations.
10897 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10898 argument renamed to "realistic".
10899 (compute_estimated_nb_iterations): Removed.
10900 (record_niter_bound): New function.
10901 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10902 call record_nonwrapping_iv with upper = false.
10903 (infer_loop_bounds_from_signedness): Pass upper argument to
10904 record_nonwrapping_iv.
10905 (estimate_numbers_of_iterations_loop): Do not call
10906 compute_estimated_nb_iterations. Record estimate based on profile
10907 information. Initialize the constant estimates of number of
10909 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10911 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10912 number of iterations is too small.
10913 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10914 (EST_NOT_AVAILABLE): Removed.
10915 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10916 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10919 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10921 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10922 Handle NE_EXPR guards.
10924 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10927 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10928 Set also -pedantic-errors by default for the preprocessor unless
10929 -fpermissive is given.
10931 2007-03-15 Richard Guenther <rguenther@suse.de>
10933 PR middle-end/29719
10934 PR middle-end/31161
10935 * builtins.c (expand_builtin_cexpi): As a fallback if we
10936 don't have builtins for sincos or cexp create a function
10937 declaration for cexp and expand to a call to that.
10938 (expand_builtin_int_roundingfn): Always fall
10939 back to floor/ceil and its variants even if they may be
10942 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10944 PR middle-end/31159
10945 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10946 jump tables, move the call to delete_dead_jumptables from here...
10947 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10948 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10949 don't allow merging of blocks that try_redirect_by_replacing_jump
10950 also does not handle when not optimizing.
10952 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10953 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10955 * config/i386/i386.md (x86_sahf_1): Correctly handle
10958 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10961 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10962 x86_64_general_operand as operand[2] predicate. Remove "iF"
10963 from operand constraints and use "e" constraint instead.
10964 (*subti3_1, *subti3_1 splitter): Ditto.
10965 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10966 operand[1] predicate.
10968 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10970 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10971 arrays, multiply the access strides by the size of the sub-array.
10972 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10974 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10976 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10977 the configured assembler supports the sahf mnemonic.
10978 * configure: Regenerate.
10979 * config.in: Regenerate.
10981 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10982 emit "sahf" or ".byte\t0x9e" as asm template.
10984 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10987 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10988 option to replace hard coded TARGET_xxx in md file.
10989 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10990 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10991 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10992 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10993 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10994 (X86_TUNE_NOT_VECTORMODE): Ditto.
10995 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10996 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10997 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10998 (TUNE_SLOW_IMUL_IMM8): Ditto.
10999 (TUNE_MOVE_M1_VIA_OR): Ditto.
11000 (TUNE_NOT_UNPAIRABLE): Ditto.
11001 (TUNE_NOT_VECTORMODE): Ditto.
11003 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11006 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11007 tuning options instead of hard coded TARGET_xxx.
11008 (fix ssemode peephole2's): Ditto.
11009 (imul peephole2's): Ditto.
11011 (movdi_or_rex64): Ditto.
11012 (move peephole2): Ditto.
11013 (not peephole2's): Ditto.
11015 2007-03-14 Dirk Mueller <dmueller@suse.de>
11017 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11018 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11019 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11021 * c-parser.c (c_parser_do_statement): Warn about empty body in
11022 do/while statement.
11023 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11024 * doc/invoke.texi (-Wempty-body): Update documentation.
11026 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11029 * c-common.h (warn_for_div_by_zero): Declare.
11030 * c-common.c (warn_for_div_by_zero): Define.
11031 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11034 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11036 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11037 to PREFIX and STANDARD_PREFIX.
11039 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11040 Phil Edwards <phil@codesourcery.com>
11042 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11043 (__gthread_once_t): Remove busy field for RTPs.
11044 (__GTHREAD_ONCE_INIT): Update accordingly.
11046 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11048 * doc/invoke.texi: Document VxWorks options.
11050 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11052 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11054 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11056 PR tree-optimization/30590
11057 * tree-nrv.c (tree_nrv): Check for the partial update of the
11060 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11062 * flags.h (flag_random_seed): Remove declaration, in favor of...
11063 * toplev.h (get_random_seed, set_random_seed): ... these.
11064 * tree.c (get_file_function_name): Use the former.
11065 * opts.c (common_handle_option): Use the latter.
11068 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11070 PR middle-end/31127
11071 * cse.c (cse_find_path): Do not bail out if a basic block that
11072 we already visited now becomes part of a path that starts at a
11073 different basic block. Just disallow this, to make sure we
11074 visit each basic block at most once.
11076 2007-03-13 Jan Hubicka <jh@suse.cz>
11078 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11079 attributes, when profile esitmate is present, calls with very low
11080 frequency are cold.
11082 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11084 PR tree-optimization/30730
11085 PR tree-optimization/26900
11086 * tree-ssa-loop-niter.c: Include gmp.h.
11087 (bounds): New type.
11088 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11089 split_to_var_and_offset, determine_value_range,
11090 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11091 bound_difference, bounds_add, bounds_negate,
11092 number_of_iterations_ne_max, dump_affine_iv): New functions.
11093 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11094 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11095 difference of initial and final value of control iv to validate
11097 (number_of_iterations_cond): Add loop parameter. Determine bounds
11098 on the difference of the extremes of the control iv. Add dumps.
11099 (expand_simple_operations): Handle phi nodes.
11100 (simplify_using_initial_conditions): Do not record used conditions.
11101 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11102 Do not set additional_info.
11103 (implies_nonnegative_p, implies_ge_p): Removed.
11104 (derive_constant_upper_bound): Do not use parameter `additional'.
11105 (record_estimate): Parameter `additional' removed. Parameter
11106 `i_bound' added. Do not call derive_constant_upper_bound.
11107 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11108 bound the number of iterations estimate.
11109 (estimate_numbers_of_iterations_loop): Pass the estimate from
11110 the number of iterations analysis to record_estimate.
11111 * tree.h (multiple_of_p): Declare.
11112 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11113 (scev_const_prop): Do not check expression_expensive_p.
11114 * fold-const.c (multiple_of_p): Exported.
11115 * double-int.c (double_int_mask): Exported.
11116 * double-int.h (double_int_mask): Declare.
11117 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11118 field. Added max field.
11120 2007-03-13 David Taylor <taylor@candd.org>
11123 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11126 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11129 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11130 two unamed patterns.
11132 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11134 * config/i386/i386.opt (mcx16, msahf): New options.
11135 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11136 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11138 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11139 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11140 Output -mcx16 and -msahf options when corresponding bit is set.
11142 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11143 and -msahf options.
11145 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11147 * configure.ac: Test for assembler tolerance to # 0 "".
11148 * configure, config.in: Rebuilt.
11149 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11151 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11153 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11155 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11156 (handle_syscall): Handle direct system calls.
11157 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11159 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11161 * doc/invoke.texi: Fix cpp.info cross-reference.
11162 * doc/passes.texi: Fix gcc.info cross-reference.
11164 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11166 PR tree-optimization/30835
11167 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11168 bb_for_stmt is not NULL before accessing it.
11170 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11172 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11175 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11178 * doc/install.texi: Document --enable-stage1-languages
11180 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11182 * tree-pass.h (pass_into_cfg_layout_mode,
11183 pass_outof_cfg_layout_mode): Declare.
11184 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11185 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11186 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11187 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11189 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11191 * c-decl.c (warn_variable_length_array): New function.
11192 Refactored from grokdeclarator to handle warn_vla
11193 and handle unnamed array case.
11194 (grokdeclarator): Refactored VLA warning case.
11195 * c.opt (Wvla): New flag.
11196 * doc/invoke.texi (Wvla): New warning.
11198 2007-03-12 Richard Henderson <rth@redhat.com>
11200 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11201 (TARGET_SECTION_TYPE_FLAGS): New.
11203 2007-03-12 Richard Henderson <rth@redhat.com>
11205 * config/darwin.c (machopic_reloc_rw_mask): New.
11206 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11207 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11209 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11211 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11212 * cppdefault.h (cpp_PREFIX): Document.
11213 (cpp_PREFIX_len): Likewise.
11214 (cpp_EXEC_PREFIX): New variable.
11215 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11216 * c-incpath.c (add_standard_paths): Correct logic for relocating
11217 paths within prefix.
11219 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11221 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11222 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11224 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11225 fix_truncdfdi_sse using SSEMODEF mode macro.
11226 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11227 fix_truncdfsi_sse using SSEMODEF mode macro.
11228 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11229 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11231 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11233 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11234 elfos.h to tm_file.
11236 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11238 * tree.h : Add multiple_of_p declaration.
11239 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11240 * ipa-type-escape.c (results_of_malloc): Redundant.
11241 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11242 (cast_type): Extended with new members.
11243 (check_cast): Returns cast_type.
11244 (cast): New structure for data of walk_use_def_chains.
11245 (is_malloc_result, is_cast_from_non_pointer_1,
11246 is_cast_from_non_pointer,
11247 is_array_access_through_pointer_and_index): New functions.
11248 (look_for_casts): Returns cast types.
11249 (check_call): Returns void.
11250 (okay_pointer_operation): Use support of pointer plus index,
11251 pointer plus constant and allow all multiplications.
11253 2007-03-11 Richard Guenther <rguenther@suse.de>
11255 PR tree-optimization/31115
11256 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11257 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11258 A shift count of zero is not special as with *_DIV_EXPR.
11259 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11262 2007-03-11 Ian Lance Taylor <iant@google.com>
11264 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11265 the *_DIV_EXPR codes correctly with overflow infinities.
11267 2007-03-11 Ira Rosen <irar@il.ibm.com>
11269 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11270 indicate success/failure of the analysis. Add negation to subtrahend
11271 in case of subtraction. Fail if both operands contain constants.
11272 (create_data_ref): Fail if analyze_offset fails.
11274 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11276 * config/i386/i386.md (frndintxf2): Rename to ...
11277 (rintxf2): ... this. Remove expander having same name.
11278 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11279 (roundsf2, rounddf2): Ditto.
11280 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11281 (lround<mode>di2, lround<mode>si2): Ditto.
11283 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11285 * lower-subreg.c: Include except.h.
11286 (decompose_multiword_subregs): Verify that the only control flow
11287 insns we can split are loads to multi-words pseudos.
11288 Handle breaking such blocks after splitting, instead of calling
11289 find_many_sub_basic_blocks.
11291 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11292 on the new basic block. Add a lengthy comment explaining why we
11293 thought this was necessary.
11294 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11296 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11299 * tree.c (walk_type_fields): Recurse into the element type of
11300 ARRAY_TYPEs if there is a pointer set.
11302 2007-03-10 Dirk Mueller <dmueller@suse.de>
11304 * c-common.c (warn_logical_operator): Fix condition.
11306 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11308 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11310 * config/darwin.c (machopic_select_section): Remove superfluous
11311 argument in call to categorize_decl_for_section. Remove unused
11314 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11316 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11318 * configure: Regenerate.
11320 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11323 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11324 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11325 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11326 Add LABEL_NUSES to emitted label.
11327 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11328 branch probability value to emitted jump insn.
11329 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11330 Do not check life information and do not re-arrange input operands
11331 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11333 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11335 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11336 the change of decode_asm_operands.
11338 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11340 * mode-switching.c (create_pre_exit): Skip blockage insn.
11342 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11344 * tree-pass.h (TODO_update_smt_usage): Remove.
11346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11350 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11352 * pa.c (attr_length_call): Revise condition for long
11353 pc-relative branch.
11354 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11355 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11356 sequence on SOM target.
11358 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11360 * gcc.c: Document %{, in big comment at top.
11361 (input_suffix_matches): Remove special handling for .s and
11363 (input_spec_matches): New.
11364 (handle_braces): Handle %{,.
11365 (validate_switches): ',' indicates a value which is not a switch.
11366 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11367 to detect assembler input.
11368 * config/i386/sol2.h (CPP_SPEC): Likewise.
11369 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11370 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11371 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11372 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11373 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11374 -m64 causes deployment target to default to 10.5.
11375 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11377 2007-03-09 Richard Henderson <rth@redhat.com>
11380 * target.h (targetm.asm.out.reloc_rw_mask): New.
11381 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11382 (TARGET_ASM_OUT): Use it.
11383 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11384 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11385 use the new reloc_rw_mask target hook instead.
11386 (default_section_type_flags_1): Merge into...
11387 (default_section_type_flags): ... here.
11388 (decl_readonly_section_1): Merge into...
11389 (decl_readonly_section): ... here.
11390 (default_elf_select_section_1): Merge into...
11391 (default_elf_select_section): ... here.
11392 (default_unique_section_1): Merge into...
11393 (default_unique_section): ... here.
11394 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11395 (default_select_rtx_section): Use it.
11396 (default_elf_select_rtx_section): Likewise.
11397 * output.h: Update to match.
11398 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11399 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11400 (TARGET_ASM_RELOC_RW_MASK): New.
11401 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11402 to categorize_decl_for_section.
11403 (x86_64_elf_unique_section): Likewise.
11404 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11405 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11406 (TARGET_ASM_RELOC_RW_MASK): New.
11407 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11408 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11409 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11410 (TARGET_RWRELOC): Remove.
11411 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11412 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11413 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11414 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11415 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11416 (rs6000_xcoff_select_section): Use decl_readonly_section.
11417 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11418 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11419 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11420 (TARGET_SECTION_TYPE_FLAGS): Remove.
11421 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11423 2007-03-09 Roger Sayle <roger@eyesopen.com>
11425 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11426 complex constant equality/inequality comparisons for here.
11427 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11428 known at compile-time or can be simplified to a scalar comparison.
11429 (fold_relational_const): Move compile-time evaluation of complex
11430 constant equality/inequality comparisons to here.
11432 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11434 PR rtl-optimization/30643
11435 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11437 (fold_rtx): Recurse, like before 2006-11-03.
11439 2007-03-09 DJ Delorie <dj@redhat.com>
11441 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11444 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11446 PR tree-optimization/30375
11447 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11448 LHS of statements is not the same.
11449 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11451 2007-03-09 Chao-ying Fu <fu@mips.com>
11453 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11455 * doc/invoke.texi (-mdspr2): Document new option.
11456 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11457 New unspec for DSP REV 2.
11458 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11459 these instructions are extended in DSP REV 2.
11460 (mips-dspr2.md): Include.
11461 * config/mips/mips.opt (mdspr2): New option.
11462 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11463 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11464 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11465 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11466 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11467 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11468 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11470 (bdesc_map): Add one field of unsupported_target_flags.
11471 (bdesc_arrays): Update entries to have extra fields. Add
11473 (mips_init_builtins): Initialize new function types.
11474 Check unsupported_target_fileds to filter out builtins.
11475 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11477 (ASM_SPEC): Pass mdspr2 to the assembler.
11478 * config/mips/mips-dspr2.md: New file.
11480 2007-03-09 Sa Liu <saliu@de.ibm.com>
11482 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11484 2007-03-09 Ian Lance Taylor <iant@google.com>
11486 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11487 argument) like -Wstrict-overflow=2.
11488 * doc/invoke.texi (Warning Options): Update documentation.
11490 2007-03-09 Dirk Mueller <dmueller@suse.de>
11493 * doc/invoke.texi (-Wlogical-op): Document.
11494 * common.opt (-Wlogical-op): New.
11495 * c-common.h (warn_logical_operator): Declare.
11496 * c-common.c (warn_logical_operator): Define.
11497 * c-typeck.c (parser_build_binary_op): Call
11498 warn_logical_operator.
11500 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11502 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11503 * final.c (final_scan_insn): Test for non-"" file name.
11505 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11507 * doc/loop.texi: Document the Omega linear constraints solver.
11508 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11509 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11510 omega-hash-table-size, omega-max-keys, and
11511 omega-eliminate-redundant-constraints.
11512 * tree-pass.h (pass_check_data_deps): Declared.
11515 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11516 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11517 pass_check_data_deps): New.
11518 * tree-data-ref.c (init_data_ref): Remove declaration.
11519 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11520 (analyze_array): Renamed init_array_ref, move up initializations.
11521 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11522 Removed arguments that are set to NULL.
11523 (analyze_indirect_ref): Correct indentation, correct call to
11525 (object_analysis): Call init_array_ref instead of analyze_array.
11526 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11527 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11528 of DR_ACCESS_FNS_ADDR.
11529 (init_omega_eq_with_af, omega_extract_distance_vectors,
11530 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11531 ddr_consistent_p): New.
11532 (compute_affine_dependence): Check consistency of ddrs when
11533 flag_check_data_deps is passed.
11534 (analyze_all_data_dependences): Uncomment.
11535 (tree_check_data_deps): New.
11536 * tree-data-ref.h: Include omega.h.
11537 (DR_ACCESS_FNS_ADDR): Removed.
11538 (data_dependence_relation): Add inner_loop.
11539 (DDR_INNER_LOOP): New.
11540 * common.opt (fcheck-data-deps): New.
11541 * tree-flow.h (tree_check_data_deps): Declare.
11542 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11543 (OBJS-common): Depend on omega.o.
11545 * passes.c (pass_check_data_deps): Scheduled.
11546 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11547 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11548 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11549 PARAM_VECT_MAX_VERSION_CHECKS,
11550 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11552 2007-03-09 Richard Guenther <rguenther@suse.de>
11554 PR tree-optimization/30904
11555 PR middle-end/31058
11556 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11557 the same way as *_DIV_EXPR.
11559 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11561 * recog.c (decode_asm_operands): No mixed declarations and code.
11563 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11565 * rtl.def (ASM_INPUT): Add location.
11566 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11567 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11568 (decode_asm_operands): Add loc operand.
11569 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11570 * stmt.c (expand_asm): Rename to...
11571 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11572 gen_rtx_ASM_INPUT_loc.
11573 (expand_asm_expr): Adjust.
11574 * recog.c (decode_asm_operands): Add loc operand.
11575 (check_asm_operands, extract_insn): Adjust.
11576 * reload1.c (maybe_fix_stack_asms): Likewise.
11577 * final.c (asm_insn_count): Likewise.
11578 (final_scan_insn): Output # line before and after asm.
11580 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11582 * tree-ssa-structalias.c (variable_info): Remove
11584 (new_var_info): Ditto.
11585 (shared_bitmap_info_t): New structure.
11586 (shared_bitmap_table): New variable.
11587 (shared_bitmap_hash): New function.
11588 (shared_bitmap_eq): Ditto
11589 (shared_bitmap_lookup): Ditto.
11590 (shared_bitmap_add): Ditto.
11591 (merge_smts_into): Change to take bitmap directly.
11592 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11593 (init_alias_vars): Init shared bitmap hashtable.
11594 (delete_points_to_sets): Delete shared bitmap hashtable.
11595 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11596 is_aliased removal as a change that was still necessary was
11599 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11601 * config/i386/i386.h (override_options): Conditionally disable
11602 x86_sahf for 64bit targets only.
11604 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11607 * c-decl.c (merge_decls): Don't call make_var_volatile.
11608 * varasm.c (make_var_volatile): Remove.
11609 * output.h (make_var_volatile): Remove.
11611 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11613 PR tree-optimization/31085
11614 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11616 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11618 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11619 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11620 ATTR_CONST_NOTHROW_LIST.
11622 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11625 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11627 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11629 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11632 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11634 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11635 passed, use shared libgcc.
11637 2007-03-08 Roger Sayle <roger@eyesopen.com>
11639 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11640 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11641 (honor_protect_cleanup_actions, lower_try_finally_switch):
11643 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11644 ifc_temp_var): Likewise.
11645 * tree-inline.c (setup_one_parameter): Likewise.
11646 * tree-mudflap.c (mf_decl_cache_locals,
11647 mf_build_check_statement_for): Likewise.
11648 * tree-nested.c (init_tmp_var, save_tmp_var,
11649 finalize_nesting_tree_1): Likewise.
11650 * tree-outof-ssa.c (insert_copy_on_edge,
11651 insert_backedge_copies): Likewise.
11652 * tree-profile.c (tree_gen_edge_profiler,
11653 tree_gen_ic_profiler): Likewise.
11654 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11655 * tree-sra.c (sra_build_assignment): Likewise.
11656 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11657 * tree-ssa-math-opts.c (insert_reciprocals,
11658 execute_cse_sincos_1): Likewise.
11659 * tree-tailcall.c (adjust_accumulator_values,
11660 adjust_return_value): Likewise.
11661 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11662 * tree-vect-transform.c (vect_create_data_ref_ptr,
11663 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11664 vect_create_epilog_for_reduction, vectorizable_reduction,
11665 vectorizable_call, vectorizable_conversion,
11666 vectorizable_assignment, vectorizable_operation,
11667 vectorizable_type_demotion, vect_gen_widened_results_half,
11668 vect_permute_store_chain, vectorizable_store,
11669 vect_setup_realignment, vect_permute_load_chain,
11670 vectorizable_load, vectorizable_condition,
11671 vect_create_cond_for_align_checks): Likewise.
11672 * tree-vrp.c (build_assert_expr_for): Likewise.
11674 2007-03-08 Ian Lance Taylor <iant@google.com>
11676 * tree-vrp.c: Include "intl.h".
11677 (usable_range_p): New static function.
11678 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11679 overflowed values, juts set *strict_overflow_p.
11680 (compare_values): Only return -2 if one of the operands is not a
11682 (compare_ranges): Call usable_range_p.
11683 (compare_range_with_value): Likewise.
11684 (vrp_evaluate_conditional_warnv): Rename from
11685 vrp_evaluate_conditional. Make static. Change all callers.
11686 (vrp_evaluate_conditional): New function.
11687 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11688 on signed overflow.
11689 (simplify_abs_using_ranges): Likewise.
11690 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11691 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11692 within_stmt parameter.
11693 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11694 vrp_evaluate_conditional.
11695 * tree-ssa-threadedge.c
11696 (record_temporary_equivalences_from_stmts_at_dest): Change
11697 simplify parameter to take a second tree parameter.
11698 (simplify_control_stmt_condition): Likewise.
11699 (thread_across_edge): Likewise.
11700 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11701 (thread_across_edge): Likewise.
11702 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11704 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11706 * config/i386/i386.h (TARGET_SAHF): New define.
11707 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11708 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11709 (x86_sahf): New global variable.
11710 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11711 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11712 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11713 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11715 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11716 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11717 when expanding fcomi/sahf based tests.
11718 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11719 expanding sahf based alternative. Emit sahf based sequence when
11720 optimizing for code size.
11721 * config/i386/i386.md (x86_sahf_1): Do not disable for
11722 TARGET_64BIT, enable for TARGET_SAHF.
11724 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11726 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11727 spurious whitespace from error message.
11729 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11732 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11734 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11736 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11738 * tree-sra.c (instantiate_element): Propagate disabled warnings
11739 from the element itself to the created variable.
11741 2007-03-07 Richard Henderson <rth@redhat.com>
11744 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11745 silently fix up the stack in the case of a missing register.
11747 2007-03-07 Paul Brook <paul@codesourcery.com>
11749 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11751 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11753 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11755 (phase1_vrs): Use them.
11756 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11757 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11758 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11759 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11760 __gnu_Unwind_Restore_WMMXC if required.
11761 (_Unwind_VRS_Pop): Implement iWMMXt support.
11762 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11763 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11764 gnu_Unwind_Save_WMMXC): Define.
11766 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11768 * config/vxworks.h (vxworks_override_options): Declare.
11769 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11770 * config/vxworks.c: Include target.h and toplev.h.
11771 (vxworks_override_options): New function.
11772 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11774 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11776 * config/s390/s390.c (override_options): Don't emit an error when
11777 -mstack-size is used without providing -mstack-guard.
11778 (s390_emit_prologue): Choose stack_guard value automatically if not
11779 provided via command line.
11780 * doc/invoke.texi: Adjust description of -mstack-guard and
11783 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11785 * config/i386/i386.c (output_set_got): Add a GOT initialization
11786 sequence for VxWorks PIC.
11787 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11788 around labels as well as symbols. Use gotoff_operand instead
11789 of local_symbolic_operand.
11790 (legitimize_pic_address): Use gotoff_operand instead of
11791 local_symbolic_operand. Use @GOT accesses for labels as
11793 (ix86_output_addr_diff_elt): Use PC-relative rather than
11794 GP-relative offsets for VxWorks PIC.
11795 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11796 no_new_pseudos. Check whether the returned register is op0.
11797 * config/i386/i386.md (tablejump): Use PC-relative rather than
11798 GP-relative offsets for VxWorks PIC.
11799 * config/i386/predicates.md (gotoff_operand): New predicate.
11801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11803 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11805 * config/vxworks-dummy.h: New file.
11806 * config/i386/i386.h: Include it.
11808 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11810 * dwarf2out.c (is_inlined_entry_point): New
11811 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11812 DW_AT_ranges if the first subblock is the entry point.
11814 2007-03-06 David Daney <ddaney@avtrex.com>
11816 * doc/install.texi (mips-*-*): Change recommended binutils
11819 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11821 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11822 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11824 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11825 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11827 2007-03-06 Jan Hubicka <jh@suse.cz>
11829 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11830 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11832 (probably_cold_bb_p): Cold functions are cold.
11833 (probably_never_executed_bb_p): Cold functions are cold.
11834 (tree_bb_level_predictions): Predict calls to cold functions as not
11836 (compute_function_frequency): Check hot/cold attributes.
11837 * function.h (function_frequency): Update comments.
11838 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11839 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11840 (c_common_att): Add cold and hot.
11842 * doc/extend.texi (hot,cold attributes): Document.
11844 2007-03-06 Andrew Haley <aph@redhat.com>
11846 * function.c (expand_function_end): Move blockage to just after we
11847 emit the label for the naked return from the function.
11849 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11851 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11854 2007-03-06 Jan Hubicka <jh@suse.cz>
11856 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11857 loaded for constant large models. Non-large 64bit PIC can do.
11858 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11859 * cmodel.h: Add LARGE PIC.
11860 * i386.md (UNSPEC_PLTOFF): New.
11861 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11863 (*call_1_rex64): Disable for large models.
11864 (*call_1_rex64_large): New.
11865 (*call_value_1_rex64): Disable for large models.
11866 (*call_value_1_rex64_large): New.
11867 (set_rip_rex4): New.
11868 (set_got_offset_rex64): New.
11869 * predicates.md (constant_call_address_operand): For large model
11870 constant calls are not possible.
11871 * i386-protos.h (construct_plt_address): Declare.
11872 * i386.c (override_options): Accept large models.
11873 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11874 (legitimate_constant_p): Add new UNSPECs.
11875 (legitimate_pic_operand_p): Likewise.
11876 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11877 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11879 (output_pic_addr_const): Add PLTOFF.
11880 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11881 (ix86_expand_move): Legitimize pic address when in PIC mode.
11882 (construct_plt_address): New function.
11883 (ix86_expand_call): Offload the address to register and use GOT
11884 pointer for large model.
11885 * invoke.texi (mcmodel=large): Update documentation.
11887 2007-03-06 Richard Henderson <rth@redhat.com>
11889 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11890 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11891 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11892 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11893 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11894 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11895 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11896 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11897 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11898 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11899 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11900 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11901 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11902 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11903 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11904 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11905 x86_schedule, x86_use_bt, x86_pad_returns,
11906 x86_use_xchgb): Merge into ...
11907 (ix86_tune_features): ... here. New array.
11908 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11909 x86_bswap): Merge into ...
11910 (ix86_arch_features): ... here. New array.
11911 (x86_3dnow_a): Remove.
11912 (x86_accumulate_outgoing_args): Make static.
11913 (x86_arch_always_fancy_math_387): Make static.
11914 (ix86_tune_mask, ix86_arch_mask): Move ...
11915 (override_options): ... to local variables here. Apply the
11916 appropriate mask to each element of ix86_arch_features and
11917 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11918 as were done in the old macros.
11919 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11920 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11921 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11922 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11923 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11924 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11925 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11926 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11927 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11928 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11929 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11930 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11931 x86_accumulate_outgoing_args, x86_prologue_using_move,
11932 x86_epilogue_using_move, x86_decompose_lea,
11933 x86_arch_always_fancy_math_387, x86_shift1,
11934 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11935 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11936 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11937 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11938 x86_use_incdec, x86_pad_returns, x86_bswap,
11939 x86_partial_flag_reg_stall): Remove.
11940 (enum ix86_tune_indices): New.
11941 (ix86_tune_features): New.
11942 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11943 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11944 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11945 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11946 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11947 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11948 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11949 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11950 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11951 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11952 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11953 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11954 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11955 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11956 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11957 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11958 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11959 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11960 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11961 TARGET_EXT_80387_CONSTANTS): Use it.
11962 (enum ix86_arch_indices): New.
11963 (ix86_arch_features): New.
11964 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11965 TARGET_BSWAP): Use it.
11966 (ix86_tune_mask, ix86_arch_mask): Remove.
11968 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11971 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11972 Define using $${sysroot_headers_suffix}.
11973 * configure: Regenerate.
11974 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11975 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11977 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11978 * gcc.c (print_sysroot_headers_suffix): New.
11979 (option_map): Include --print-sysroot-headers-suffix.
11980 (display_help): Mention -print-sysroot-headers-suffix.
11981 (process_command): Handle -print-sysroot-headers-suffix.
11982 (do_spec_1): Append multilib directory to include-fixed path if
11983 sysroot suffixes in use.
11984 (main): Handle -print-sysroot-headers-suffix.
11985 * Makefile.in (start.encap): Don't depend on xlimits.h
11986 (xlimits.h): Remove.
11987 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11988 limits.h for each multilib in fixinc_list.
11989 (fixinc_list, s-fixinc_list): New.
11990 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11991 generate them for each multilib in fixinc_list.
11992 (stmp-fixproto): Use include-fixed. Run fixproto for each
11993 multilib in fixinc_list.
11994 (mostlyclean): Don't remove xlimits.h.
11995 (clean): Remove include-fixed.
11996 (real-install-headers-tar, real-install-headers-cpio,
11997 real-install-headers-cp): Don't copy include, only include-fixed.
11998 (install-mkheaders): Depend on fixinc_list. Don't depend on
11999 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12000 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12001 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12003 2007-03-06 Jan Hubicka <jh@suse.cz>
12005 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12010 * configure.ac: Allow tm_file to contain build-directory files.
12011 * configure: Regenerate.
12012 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12013 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12014 * config/m68k/print-sysroot-suffix.sh: New file.
12016 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12018 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12019 of pic_offset_table_rtx if reload_completed.
12020 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12021 PIC_OFFSET_TABLE_REGNUM.
12022 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12024 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12025 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12029 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12030 functions that call eh_return.
12032 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12034 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12035 functions that need a constant pool.
12037 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12040 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12041 (m68k_preferred_reload_class): Likewise.
12042 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12043 (SECONDARY_RELOAD_CLASS): Define.
12044 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12045 (LIMIT_RELOAD_CLASS): Delete.
12046 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12047 registers from storing bytes.
12048 (m68k_secondary_reload_class): New function.
12049 (m68k_preferred_reload_class): Likewise.
12051 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12053 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12055 (m68k_expand_prologue): Likewise.
12057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12059 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12060 (mips_expand_epilogue): Add a bool parameter.
12061 (m68k_legitimize_sibcall_address): Declare.
12062 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12063 (m68k_expand_epilogue): Add a parameter to select between sibling
12064 and normal epilogues. Only generate a return for the latter.
12065 (m68k_ok_for_sibcall_p): New function.
12066 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12067 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12068 (sibcall_value, *sibcall_value): Likewise.
12069 (*call, *call_value): Require !SIBLING_CALL_P.
12070 (epilogue): Update call to m68k_expand_epilogue.
12071 (sibcall_epilogue): New pattern.
12072 * config/m68k/predicates.md (const_call_operand): Say that this
12073 predicate applies to sibling calls too.
12074 (sibcall_operand): New predicate.
12076 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12078 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12079 alternatives as movsi_cf.
12080 (movsf_cf_hard): Add commentary.
12082 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12083 Richard Sandiford <richard@codesourcery.com>
12085 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12086 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12087 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12088 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12089 as being live on exit from an interrupt function.
12090 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12091 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12092 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12093 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12094 (m68k_interrupt_function_p): Globalize.
12095 (m68k_compute_frame_layout): Remove reverse mask code.
12096 (m68k_emit_movem, m68k_set_frame_related): New functions.
12097 (m68k_output_function_prologue): Delete in favor of...
12098 (m68k_expand_prologue): ...this new function.
12099 (m68k_output_function_epilogue): Delete in favor of...
12100 (m68k_expand_epilogue): ...this new function.
12101 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12103 (print_operand): Handle %?.
12104 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12105 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12106 (prologue, epilogue): New patterns.
12107 (return): Turn into a define_expand.
12108 (*return): New pattern, derived from old "return" pattern. Use rte
12109 rather than rts for interrupt functions. Only use rtd if the pop
12111 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12112 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12113 (link, *link, unlink, *unlink, load_got): Likewise.
12115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12119 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12120 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12121 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12122 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12123 and m68k_matches_u_p.
12124 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12125 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12126 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12127 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12128 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12129 (REG_STRICT_P): New macro.
12130 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12131 PCREL_GENERAL_OPERAND_OK.
12132 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12133 m68k_legitimate_base_reg_p.
12134 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12135 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12136 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12137 * config/m68k/m68k.c (m68k_address): New structure.
12138 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12139 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12140 (m68k_jump_table_ref_p, m68k_decompose_address)
12141 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12142 (m68k_matches_u_p): New functions.
12143 (print_operand_address): Rewrite to use m68k_decompose_index.
12145 2007-03-05 David Taylor <dtaylor@emc.com>
12147 * gcc.c: Correct copyright date in --version output.
12149 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12151 * pa.md: In unamed move patterns, disparge copies between general
12152 and floating point registers using '?' modifier. Don't include 'f'
12153 constraint for register preferences in DImode, SImode, HImode and
12154 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12155 Remove constraints for copies between general and floating registers
12156 in soft-float DFmode pattern.
12157 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12161 2007-03-05 Mike Stump <mrs@apple.com>
12163 * c-common.c (targetcm): Add.
12164 * c-opts.c (c_common_handle_option): Handle language specific
12166 * opts.c (handle_option): Verify language for target options, if
12168 * opth-gen.awk: Add CL_LANG_ALL.
12169 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12170 (TARGETCM_INITIALIZER): Add.
12171 * target.h (struct gcc_targetcm): Add.
12173 * targhooks.c (default_handle_c_option): Add.
12174 * targhooks.h (default_handle_c_option): Add.
12175 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12177 * config/darwin.opt (iframework): Add.
12178 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12179 * config/darwin-c.c (handle_c_option): Add.
12180 (TARGET_HANDLE_C_OPTION): Add.
12182 * doc/invoke.texi (Darwin Options): Add -iframework.
12184 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12186 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12189 2007-03-05 Ian Lance Taylor <iant@google.com>
12191 * c.opt (fgnu89-inline): New option.
12192 * c-opts.c (c_common_post_options): Set default value for
12194 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12195 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12197 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12198 (grokdeclarator, start_function): Likewise.
12199 * c-cppbuiltin.c (c_cpp_builtins): Define either
12200 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12201 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12202 (C Dialect Options): Document -fgnu89-inline.
12203 * doc/extend.texi (Function Attributes): Explain what the
12204 gnu_inline attribute does.
12205 * doc/cpp.texi (Common Predefined Macros): Document
12206 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12208 2007-03-05 Ian Lance Taylor <iant@google.com>
12210 PR tree-optimization/31034
12211 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12212 half-range if the other side is an overflow infinity.
12214 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12216 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12217 (bfin*-linux-uclibc*): New configuration.
12218 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12220 * config/bfin/linux.h: New file.
12221 * config/bfin/libgcc-bfin.ver: New file.
12222 * config/bfin/t-bfin-uclinux: New file.
12223 * config/bfin/t-bfin-linux: New file.
12224 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12225 (TARGET_OS_CPP_BUILTINS): New macro.
12227 2007-03-05 Richard Guenther <rguenther@suse.de>
12229 * fold-const.c (fold_binary): Remove duplicate folding
12230 of comparison of non-null ADDR_EXPR against null.
12232 2007-03-05 Richard Guenther <rguenther@suse.de>
12233 Dorit Nuzman <dorit@il.ibm.com>
12235 PR tree-optimization/26420
12236 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12237 are no loops in the function. Only print the number of
12238 vectorized loops if it is greater than zero or we are supposed
12239 to print information about unvectorized loops.
12241 2007-03-05 Revital Eres <eres@il.ibm.com>
12243 * gcc.dg/var-expand1.c: New test.
12244 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12245 when an accumulator is expanded.
12247 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12250 * c-common.c (convert_and_check): Don't give warnings for
12251 conversion if 'expr' already overflowed.
12253 2007-03-04 Roger Sayle <roger@eyesopen.com>
12255 PR middle-end/30744
12256 * fold-const.c (fold_comparison): Enforce type consistency when
12257 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12259 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12261 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12262 containing a cast to the base of TARGET_MEM_REF.
12264 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12266 * tree.c (tree_contains_struct_check_failed): Remove spurious
12267 whitespace from error message.
12269 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12272 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12273 instead of precision.
12275 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12276 Nathan Sidwell <nathan@codesourcery.com>
12278 * emit-rtl.c (find_auto_inc): New.
12279 (try_split): recreate REG_INC notes,
12280 Use regular for loops rather than whiles.
12282 2007-03-03 Andreas Schwab <schwab@suse.de>
12284 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12285 * configure: Regenerate.
12287 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12289 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12290 flag_rounding_math, not flag_unsafe_math_optimizations.
12292 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12294 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12295 alpha_fold_vector_minmax): Likewise.
12296 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12297 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12299 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12301 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12302 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12303 if the lhs has side-effects.
12304 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12306 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12308 * config/i386/i386.h (TUNEMASK): Remove define.
12309 (ARCHMASK): Remove define.
12310 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12311 Use ix86_arch_mask variable instead of ARCHMASK.
12312 * config/i386/i386.c (override_options): Ditto.
12313 (standard_80387_constant_p): Ditto.
12315 2007-03-02 Ian Lance Taylor <iant@google.com>
12317 Used signed infinities in VRP.
12318 * tree-vrp.c (uses_overflow_infinity): New static function.
12319 (supports_overflow_infinity): New static function.
12320 (make_overflow_infinity): New static function.
12321 (negative_overflow_infinity): New static function.
12322 (positive_overflow_infinity): New static function.
12323 (is_negative_overflow_infinity): New static function.
12324 (is_positive_overflow_infinity): New static function.
12325 (is_overflow_infinity): New static function.
12326 (overflow_infinity_range_p): New static function.
12327 (compare_values_warnv): New function split out of compare_values.
12328 (compare_value): Call it.
12329 (set_value_range_to_nonnegative): Add overflow_infinity
12330 parameter. Change caller.
12331 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12333 (vrp_expr_computes_nonzero): Likewise.
12334 (compare_ranges, compare_range_with_value): Likewise.
12335 (compare_name_with_value, compare_names): Likewise.
12336 (vrp_evaluate_conditional): Likewise.
12337 (set_value_range): Handle infinity
12338 (vrp_operand_equal_p, operand_less_p): Likewise.
12339 (extract_range_from_assert): Likewise.
12340 (vrp_int_const_binop): Likewise.
12341 (extract_range_from_binary_expr): Likewise.
12342 (extract_range_from_unary_expr): Likewise.
12343 (extract_range_from_comparison): Likewise.
12344 (extract_range_from_expr): Likewise.
12345 (dump_value_range): Likewise.
12346 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12347 (test_for_singularity): Likewise.
12348 (vrp_int_const_binop): Remove inline qualifier.
12349 (adjust_range_with_scev): Add comment.
12350 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12352 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12354 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12355 (get_constraint_for): Likewise.
12356 (do_structure_copy): Likewise.
12357 (find_func_aliases): Fix references to MODIFY_EXPR.
12358 (intra_create_variable_infos): Tidy.
12359 * tree-ssa-operands.c (add_virtual_operand): Add argument
12361 When adding members of alias sets, if IS_CALL_SITE is true and
12362 the symbol is not call-clobbered, skip it.
12363 Adjust all callers.
12365 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12367 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12368 entry by means of emit_insn_at_entry.
12370 2007-03-02 Richard Henderson <rth@redhat.com>
12372 * expr.h (promoted_input_arg): Remove decl.
12373 * function.c (promoted_input_arg): Merge into ...
12374 * combine.c (setup_incoming_promotions): ... only caller.
12375 Rearrange to avoid double loop.
12377 2007-03-02 Ben Elliston <bje@au.ibm.com>
12378 Peter Bergner <bergner@vnet.ibm.com>
12379 Janis Johnson <janis187@us.ibm.com>
12381 * config/rs6000/dfp.md: New file.
12382 * config/rs6000/rs6000.md: Include dfp.md.
12383 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12384 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12385 and TDmode decimal float modes in FP registers.
12386 (num_insns_constant): Likewise.
12387 (rs6000_legitimate_offset_address_p): Likewise.
12388 (rs6000_legitimize_address): Likewise.
12389 (rs6000_legitimize_reload_address): Likewise.
12390 (rs6000_legitimate_address): Likewise.
12391 (rs6000_emit_move): Likewise.
12392 (function_arg_boundary): Likewise.
12393 (function_arg_advance): Likewise.
12394 (rs6000_darwin64_record_arg_recurse): Likewise.
12395 (function_arg): Likewise.
12396 (rs6000_gimplify_va_arg): Likewise.
12397 (rs6000_split_multireg_move): Likewise.
12398 (rs6000_output_function_epilogue): Likewise.
12399 (rs6000_output_function_epilogue): Likewise.
12400 (rs6000_register_move_cost): Likewise.
12401 (rs6000_function_value): Likewise.
12402 (rs6000_libcall_value): Likewise.
12404 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12406 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12408 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12410 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12411 Use $MULTIDIR to choose between the kernel and RTP headers,
12412 and use $WIND_BASE and $WIND_USR to locate them.
12414 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12416 * config/i386/i386.c (override_options): Put initialization of
12417 ix86_tune_mask and ix86_arch_mask to the correct place.
12419 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12420 Michael Meissner <michael.meissner@amd.com>
12423 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12424 (ARCHMASK): Define.
12425 (TARGET_CMOVE): Use ARCHMASK.
12426 (TARGET_CMPXCHG): Ditto.
12427 (TARGET_CMPXCHG8B): Ditto.
12428 (TARGET_XADD): Ditto.
12429 (TARGET_BSWAP): Ditto.
12430 * config/i386/i386.c (ix86_tune_mask): New global variable.
12431 (ix86_arch_mask): Ditto.
12432 (override_options): Initialize ix86_tune_mask and
12433 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12436 2007-03-02 Ben Elliston <bje@au.ibm.com>
12439 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12441 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12443 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12444 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12445 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12446 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12448 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12449 rs6000_init_dwarf_reg_sizes_extra): New.
12450 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12451 SPE register high parts.
12453 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12455 * Makefile.in: Add install-pdf target as
12456 copied from automake v1.10 rules.
12457 * configure.ac: Add install-pdf to target list.
12458 * configure: Regenerate.
12460 2007-03-01 Paul Brook <paul@codesourcery.com>
12462 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12463 modes to LDRD for DImode.
12464 (output_move_double): Fixup out of range ldrd/strd.
12465 (vfp_secondary_reload_class): Rename...
12466 (coproc_secondary_reload_class): ... to this. Add wb argument.
12467 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12468 coproc_secondary_reload_class for CLASS_IWMMXT.
12469 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12470 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12472 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12474 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12475 unroll factor by the estimated number of iterations.
12476 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12477 than prefetch latency.
12479 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12480 decode_caches_intel, detect_caches_intel): New functions.
12481 (host_detect_local_cpu): Use detect_caches_amd and
12482 detect_caches_intel.
12484 2007-03-01 Richard Henderson <rth@redhat.com>
12486 * expr.c (emit_move_complex_push): Export.
12487 (emit_move_complex_parts): Split out from ...
12488 (emit_move_complex): ... here.
12489 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12490 * config/i386/i386.md (movcdi): New.
12492 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12494 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12495 size of mode1 to check for tieable modes in MMX case.
12497 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12499 * Makefile.in (rtlanal.o): Depend on tree.h.
12500 * rtl.h (offset_within_section_p, split_const): Declare.
12501 * rtlanal.c: Include tree.h.
12502 (offset_within_block_p): New function, taken from
12503 mips_offset_within_object_p.
12504 (split_const): New function, taken from mips_split_const.
12505 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12507 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12508 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12509 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12510 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12511 (m68k_illegitimate_symbolic_constant_p): New function.
12512 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12513 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12514 symbolic constant that might be outside the symbol's section,
12515 move the symbol first and then add the offset.
12516 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12518 * config/mips/mips.c (mips_split_const): Delete.
12519 (mips_offset_within_object_p): Delete.
12520 (mips_symbolic_constant_p): Use offset_within_section_p and
12521 split_const instead of mips_offset_within_object_p and
12523 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12524 (mips_legitimize_const_move, print_operand_reloc)
12525 (mips_dangerous_for_la25_p): Use split_const instead of
12528 2007-02-28 Eric Christopher <echristo@apple.com>
12530 * Makefile.in (install-include-dir): Don't rm -rf include.
12532 2007-02-28 Richard Guenther <rguenther@suse.de>
12534 PR middle-end/30364
12535 * fold-const.c (fold_binary): Do not associate expressions
12536 with more than one variable for integer types that do not wrap.
12538 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12540 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12541 Delete, and replace with...
12542 (fold_builtin_call_array): This. Update callers to use it.
12543 * fold-const.c (fold_build_call_list): Delete, and replace with...
12544 (fold_build_call_array): This.
12545 (fold_build_call_list_initializer): Delete, and replace with...
12546 (fold_build_call_array_initializer): This.
12547 * tree.h: Update declarations to reflect above changes.
12549 * c-typeck.c (build_function_call): Store converted arguments
12550 in a stack-allocated array instead of building a list.
12551 (convert_arguments): Store arguments in the array passed in as an
12552 argument, and return the actual number of arguments.
12553 * c-format.c: (check_function_format): Pass arguments in an
12554 array instead of a list.
12555 * c-common.c (check_function_nonnull): Likewise.
12556 (check_function_sentinel): Likewise.
12557 (check_function_arguments): Likewise.
12558 * c-common.h: Update declarations to reflect above changes.
12560 2007-02-28 Jan Hubicka <jh@suse.cz>
12562 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12563 PRED_NEGATIVE_RETURN): Update outcomes.
12565 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12567 * calls.c (emit_library_call_value_1): Handle partial registers
12568 correctly when building up CALL_INSN_FUNCTION_USAGE.
12570 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12572 * pa/predicates.md (move_src_operand): Allow zero for mode.
12573 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12576 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12579 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12580 *movv2df_internal): Enable pattern only for valid operand
12582 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12583 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12585 2007-02-27 Mike Stump <mrs@apple.com>
12587 * config/darwin-crt3.c: Avoid compilation when compiling for a
12590 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12592 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12594 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12595 for fixed headers and limits.h.
12596 (install-include-dir, install-headers-tar, install-headers-cpio,
12597 install-headers-cp, real-install-headers-tar,
12598 real-install-headers-cpio, real-install-headers-cp): Handle
12599 include-fixed as well as include.
12600 (install-mkheaders): Don't install files that go only in include
12602 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12603 from GCC_INCLUDE_DIR.
12604 * gcc.c (process_command): Remove special -BstageN/ handling.
12605 (do_spec_1): Add include-fixed directories.
12607 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12609 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12611 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12613 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12616 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12618 * c-common.c (get_priority): Add check for
12619 SUPPORTS_INIT_PRIORITY.
12621 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12623 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12625 * config/bfin/bfin.c: Include "cfglayout.h".
12626 (MAX_LSETUP_DISTANCE): New macro.
12627 (struct loop_info): New members incoming, incoming_src and
12628 incoming_dest. Delete member predecessor.
12629 (length_for_loop): New function.
12630 (bfin_optimize_loop): Handle more different loop structures.
12631 (bfin_discover_loop): Rework detection of predecessor blocks by
12632 examining incoming edges.
12633 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12635 (bfin_reorder_loops): New function.
12636 (bfin_reorg_loops): Use these three new functions.
12638 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12639 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12640 (CONSTRAINT_LEN): Add entry for 'q'.
12641 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12642 Add 'q' constraints.
12643 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12644 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12646 * config/bfin/bfin.md (add_with_carry): New pattern.
12647 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12648 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12649 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12650 support unsigned multiplies too. Removed incorrect commutativity from
12651 operand 1 constraint where appropriate.
12652 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12654 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12655 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12657 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12658 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12659 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12660 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12661 usmulhisi_hh_huh): New patterns.
12663 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12664 lshifthi3): Fix output template to use half reg for operand 2.
12666 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12669 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12671 2007-02-27 Andreas Schwab <schwab@suse.de>
12673 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12675 2007-02-27 Jan Hubicka <jh@suse.cz>
12677 * predict.c (last_basic_block_p): Remove.
12678 (tree_estimate_probability): Update return heuristic for commonized
12681 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12683 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12685 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12687 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12688 * doc/cpp.texi: Standardize title page.
12689 * doc/cppinternals.texi: Likewise.
12690 * doc/gcc.texi: Standardize title page, remove version number
12691 from copyright page.
12692 * doc/gccint.texi: Likewise.
12693 * doc/install.texi: Standardize title page, add table of
12696 2007-02-26 Jan Hubicka <jh@suse.cz>
12698 * predict.def: Set outcomes according to more recent results.
12699 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12700 Remove dead predictors.
12701 * predict.c (return_prediction): Fix pasto.
12703 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12705 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12706 change; avoid a memory leak when returning early.
12708 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12710 * c-decl.c (static_ctors): Move to c-common.c.
12711 (static_dtors): Likewise.
12712 (finish_function): Use c_record_cdtor_fn.
12713 (build_cdtor): Move to c-common.c.
12714 (c_write_global_declarations): Use c_build_cdtor_fns.
12715 * c-common.h (static_ctors): Declare.
12716 (static_dtors): Likewise.
12717 (c_record_cdtor_fn): Likewise.
12718 (c_build_cdtor_fns): Likewise.
12719 * c-common.c (static_ctors): New variable.
12720 (static_dtors): Likewise.
12721 (c_record_cdtor_fn): New function.
12722 (build_cdtor): Move from c-decl.c
12723 (c_build_cdtor_fns): New function.
12725 * output.h (assemble_addr_to_section): Declare.
12726 (get_cdtor_priority_section): Likewise.
12727 * varasm.c (assemble_addr_to_section): New function.
12728 (get_cdtor_priority_section): Likewise.
12729 (default_named_section_asm_out_destructor): Use them.
12730 (destor_dtor_section_asm_out_destructor): Likewise.
12731 (default_named_section_asm_out_constructor): Likewise.
12732 (default_ctor_section_asm_out_constructor): Likewise.
12733 * config.gcc (*-*-vxworks*): Include vxworks.o.
12734 * config/t-vxworks (vxworks.o): New target.
12735 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12736 (TARGET_ASM_CONSTRUCTOR): Define.
12737 (TARGET_ASM_DESTRUCTOR): Likewise.
12738 (vxworks_asm_out_constructor): Declare.
12739 (vxworks_asm_out_destructor): Likewise.
12741 * c-common.c (get_priority): Check that we have not just an
12742 INTEGER_CST, but an integer constant with integeral type.
12744 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12746 PR tree-optimization/30938
12747 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12748 use &dt[nargs-1] instead of &dt[nargs] in the call to
12749 vect_is_simple_use().
12751 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12753 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12754 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12755 Do not attempt to handle MEM inside auto-inc expressions.
12756 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12757 of a register modified by an auto-inc expression. However, do handle
12758 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12759 (elimination_effects): Prohibit elimination of a register modified
12760 by an auto-inc expression. Disable register elimination rules whose
12761 target register is modified by an auto-inc expression with variable
12764 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12766 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12768 (array_at_struct_end_p): New function.
12769 (idx_infer_loop_bounds): Use it.
12770 (estimate_numbers_of_iterations_loop): Export.
12771 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12772 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12773 (tree_estimate_probability): Call record_loop_exits.
12774 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12775 (estimated_loop_iterations, estimated_loop_iterations_int,
12776 estimated_loop_iterations_tree): New functions.
12777 (analyze_siv_subscript_cst_affine,
12778 compute_overlap_steps_for_affine_1_2,
12779 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12780 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12781 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12782 (PRED_LOOP_ITERATIONS_GUESSED): New.
12783 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12784 * cfgloop.h (estimate_numbers_of_iterations_loop,
12785 estimated_loop_iterations_int): Declare.
12787 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12789 * doc/extend.texi: Document optional priority argument to
12790 constructors and destructors.
12791 * tree.c (init_priority_for_decl): Adjust GTY markers.
12792 (init_ttree): Use priority-info hash functions for
12793 init_priority_for_decl.
12794 (tree_map_eq): Rename to ...
12795 (tree_map_base_eq): ... this.
12796 (tree_map_marked_p): Rename to ...
12797 (tree_map_base_marked_p): ... this.
12798 (tree_map_base_hash): New function.
12799 (decl_init_priority_lookup): Rework.
12800 (decl_fini_priority_lookup): New function.
12801 (decl_priority_info): New function.
12802 (decl_init_priority_insert): Use it.
12803 (decl_fini_priority_insert): Likewise.
12804 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12806 (decl_restrict_base_insert): Likewise.
12807 (decl_debug_expr_insert): Likewise.
12808 (decl_value_expr_lookup): Likewise.
12809 (decl_value_expr_insert): Likewise.
12810 * tree.h (priority_type): New type.
12811 (decl_init_priority_lookup): Use priority_type.
12812 (decl_fini_priority_lookup): New function.
12813 (decl_init_priority_insert): Use priority_type.
12814 (decl_fini_priority_insert): New function.
12815 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12816 (DECL_INIT_PRIORITY): Likewise.
12817 (SET_DECL_INIT_PRIORITY): Add comment.
12818 (DECL_FINI_PRIORITY): New macro.
12819 (SET_DECL_FINI_PRIORITY): Likewise.
12820 (DEFAULT_INIT_PRIORITY): Document.
12821 (MAX_INIT_PRIORITY): Likewise.
12822 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12823 (tree_map_base): New type.
12824 (tree_map_base_eq): New function.
12825 (tree_map_base_hash): Likewise.
12826 (tree_map_base_marked_p): Likewise.
12827 (tree_map): Inherit from tree_map_base.
12828 (tree_map_eq): Make it a macro.
12829 (tree_map_marked_p): Likewise.
12830 (tree_int_map): Inherit from tree_map_base.
12831 (tree_int_map_eq): Make it a macro.
12832 (tree_int_map_hash): Likewise.
12833 (tree_int_map_marked_p): Likewise.
12834 (tree_priority_map): New type.
12835 (tree_priority_map_eq): New macro.
12836 (tree_priority_map_hash): Likewise.
12837 (tree_priority_map_marked_p): Likewise.
12838 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12840 (emutls_common_1): Likewise.
12841 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12842 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12843 of tree_map hierarchy.
12844 * tree-cfg.c (move_stmt_r): Likewise.
12845 (new_label_mapper): Likewise.
12846 * c-tree.h (c_expand_body): Move to ...
12847 * c-common.h (c_expand_body): ... here.
12848 * c-decl.c (c_expand_body): Move to ...
12849 * c-common.c (c_expand_body): ... here.
12850 (c_common_attribute_table): Allow 1 argument for the constructor
12851 and destructor attributes.
12852 (get_priority): New function.
12853 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12854 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12856 2007-02-24 Jan Hubicka <jh@suse.cz>
12858 PR middle-end/30509
12859 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12860 copying for inlining.
12862 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12863 Jan Hubicka <jh@suse.cz>
12866 * i386.c (counter_mode): New function.
12867 (expand_set_or_movmem_via_loop): Use it.
12868 (expand_movmem_epilogue): Likewise; fix pasto.
12869 (ix86_expand_movmem): Do emit guard even for constant counts.
12870 (ix86_expand_setmem): Likewise.
12872 2007-02-25 Nick Clifton <nickc@redhat.com>
12874 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12875 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12877 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12881 count argument with 0x10, not with 0x16.
12882 (expand_setmem_epilogue): Ditto.
12884 2007-02-24 Mike Stump <mrs@apple.com>
12886 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12889 2007-02-24 Richard Guenther <rguenther@suse.de>
12891 PR middle-end/30951
12892 * fold-const.c (fold_binary): Fold x +- CST op x for
12893 EQ_EXPR and NE_EXPR.
12895 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12897 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12899 2007-02-24 Jan Hubicka <jh@suse.cz>
12901 * cgraphunit.c (decide_is_function_needed): Honor
12902 -fkeep-inline-functions.
12904 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12906 * builtins.c (fold_builtin_modf): New.
12907 (fold_builtin_2): Use it.
12909 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12911 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12912 (determine_max_iter): Take additional LOOP arg; all callers changed.
12913 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12914 one using simplifications.
12915 (simplify_using_initial_values): Return if the expression becomes
12916 invalid due to altered regs.
12918 2007-02-23 DJ Delorie <dj@redhat.com>
12920 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12922 2007-02-23 Mike Stump <mrs@apple.com>
12924 * tlink.c (scan_linker_output): Parse linker messages from
12925 darwin9's linker better.
12927 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12930 * varpool.c (varpool_assemble_pending_decls): Set
12931 varpool_last_needed_node to null.
12933 2007-02-23 DJ Delorie <dj@redhat.com>
12935 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12936 alignment bigger than the object file can handle.
12938 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12941 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12942 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12943 (*movsf_1): Penalize MMX moves.
12945 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12947 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12948 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12950 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12952 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12954 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12955 (fold_builtin_1): Use them.
12956 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12957 BUILT_IN_SIGNIFICAND.
12959 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12961 * config/i386/i386.c (bdesc_1arg): Initialize
12962 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12963 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12964 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12965 and IX86_BUILTIN_MOVSLDUP.
12967 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12969 PR rtl-optimization/30841
12970 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12972 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12974 * builtins.c (fold_builtin_frexp): New.
12975 (fold_builtin_2): Use it.
12977 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12979 * doc/invoke.texi (Spec Files): Document getenv spec function.
12981 * gcc.c (getenv_spec_function): New function.
12982 (static_spec_functions): Add it.
12983 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12984 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12987 2007-02-22 Michael Matz <matz@suse.de
12990 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12991 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12993 2007-02-22 Ian Lance Taylor <iant@google.com>
12996 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12997 (mem_loc_descriptor): Call it.
12999 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13000 Ira Rosen <irar@il.ibm.com>
13002 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13004 2007-02-22 Ira Rosen <irar@il.ibm.com>
13006 PR tree-optimization/30843
13007 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13008 stores only after all the group is vectorized.
13010 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13012 PR tree-optimization/30858
13013 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13014 in the reduction cycle have a single use in the loop.
13015 * tree-vectorizer.h (relevant): Add documentation.
13017 2007-02-20 Mike Stump <mrs@apple.com>
13019 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13020 * configure: Regenerate.
13022 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13024 Change the defaults of some parameters and options.
13025 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13026 * config/spu/spu.c (spu_optimization_options): Add.
13027 (spu_override_options): Change params in spu_optimization_options.
13028 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13030 Register 127 is only 16 byte aligned when used as a frame pointer.
13031 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13032 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13033 HARD_FRAME_POINTER_REGNUM.
13034 (spu_legitimate_address): Use regno_aligned_for_reload.
13035 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13036 aligned when frame_pointer_needed is true.
13037 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13039 * config/spu/spu.h (INIT_EXPANDERS): Define.
13041 Make sure shift and rotate instructions have valid immediate operands.
13042 * config/spu/predicates.md (spu_shift_operand): Remove.
13043 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13044 * config/spu/constraints.md (W, O): Extend range.
13045 * config/spu/spu.md (umask, nmask): Define.
13046 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13047 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13048 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13049 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13050 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13051 (lshr<mode>3_reg): Fix rtl description.
13053 Make sure mulhisi immediate operands are valid.
13054 * config/spu/predicates.md (imm_K_operand): Add.
13055 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13057 Generate constants using fsmbi and andi.
13058 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13059 (print_operand, spu_split_immediate, classify_immediate,
13060 fsmbi_const_p): Handle IC_FSMBI2.
13062 Correctly handle a CONST_VECTOR containing symbols.
13063 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13064 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13065 (immediate_load_p): Allow symbols that use 2 instructions to create.
13066 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13067 with symbols when flag_pic is set.
13068 (const_vector_immediate_p): New.
13069 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13070 accept a CONST_VECTOR with symbols.
13071 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13072 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13074 * config/spu/spu.md (high, low): Delete.
13075 (low_<mode>): Define.
13077 Remove INTRmode and INTR_REGNUM, which didn't work.
13078 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13080 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13081 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13082 peephole2 pattern): Don't use INTR or 131.
13083 (movintrcc): Delete.
13084 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13085 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13086 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13087 (UNSPEC_SET_INTR): Add.
13088 * config/spu/spu-modes.def (INTR): Remove.
13090 More accurate warnings about run-time relocations.
13091 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13093 Correctly warn about immediate arguments to specific intrinsics.
13094 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13095 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13096 the instruction predicate.
13098 Fix tree check errors with latest update.
13099 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13101 (spu_expand_builtin): Use CALL_EXPR_FN.
13103 Add missing specific intrinsics.
13104 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13106 * config/spu/spu_internals.h: Ditto.
13108 Fix incorrect operand modifiers.
13109 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13110 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13112 Optimize one case of zero_extend of a vec_select.
13113 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13115 Accept any immediate for hbr.
13116 * config/spu/spu.md (hbr): Change s constraints to i.
13118 2007-02-21 Paul Brook <paul@codesourcery.com>
13120 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13121 condexec_count when skipping USE and CLOBBER.
13123 2007-02-21 Nick Clifton <nickc@redhat.com>
13125 * common.opt (Warray-bounds): Add Warning attribute.
13126 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13128 (fsized-zeroes): Add Optimization attribute.
13129 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13130 * c.opt (Wc++0x-compat): Add Warning attribute.
13132 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13134 PR middle-end/30761
13135 * reload1.c (eliminate_regs_in_insn): In the single_set special
13136 case, attempt to re-recognize the insn before falling back to
13137 having reload fix it up.
13139 2007-02-20 Eric Christopher <echristo@gmail.com>
13141 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13142 Rewrite accordingly.
13143 (frv_read_iacc_argument): Ditto.
13144 (frv_expand_set_builtin): Take a call instead of arglist, update for
13146 (frv_expand_unop_builtin): Ditto.
13147 (frv_expand_binop_builtin): Ditto.
13148 (frv_expand_cut_builtin): Ditto.
13149 (frv_expand_binopimm_builtin): Ditto.
13150 (frv_expand_voidbinop_builtin): Ditto.
13151 (frv_expand_int_void2arg): Ditto.
13152 (frv_expand_prefetches): Ditto.
13153 (frv_expand_voidtriop_builtin): Ditto.
13154 (frv_expand_voidaccop_builtin): Ditto.
13155 (frv_expand_load_builtin): Ditto.
13156 (frv_expand_store_builtin): Ditto.
13157 (frv_expand_mdpackh_builtin): Ditto.
13158 (frv_expand_mclracc_builtin): Ditto.
13159 (frv_expand_mrdacc_builtin): Ditto.
13160 (frv_expand_mwtacc_builtin): Ditto.
13161 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13164 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13166 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13167 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13169 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13170 point instructions.
13171 * configure: Regenerate.
13172 * config.in: Regenerate.
13173 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13174 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13175 masks to power6 and power6x and to POWERPC_MASKS.
13176 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13178 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13179 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13180 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13181 Access PROTOTYPE as variable, not mask.
13183 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13185 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13186 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13187 * combine.c (adjust_for_new_dest): Use it.
13188 * postreload.c (reload_combine): Likewise.
13190 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13192 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13193 notes on an insn with multiple sets, even if single_set returns
13194 non-NULL for that insn.
13196 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13198 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13199 scalbn and scalbln.
13201 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13203 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13204 if user didn't pass it.
13205 * config/i386/darwin.h (CC1_SPEC): Likewise.
13206 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13207 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13208 -mmacosx-version-min.
13210 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13211 Uros Bizjak <ubizjak@gmail.com>
13213 * optabs.h (enum optab_index): Add new OTI_scalb.
13214 (scalb_optab): Define corresponding macro.
13215 * optabs.c (init_optabs): Initialize scalb_optab.
13216 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13218 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13219 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13220 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13221 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13222 flag_unsafe_math_optimizations is set.
13224 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13225 to implement scalbf, scalb and scalbl built-ins as inline x87
13228 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13229 DJ Delorie <dj@redhat.com>
13232 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13233 (diagnostic_report_diagnostic): ... here, and turn them into real
13234 errors. If warnings are inhibited, no need to do anything.
13236 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13238 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13239 better code generation.
13241 2007-02-20 Ben Elliston <bje@au.ibm.com>
13243 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13245 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13247 * config/alpha/alpha.c, config/alpha/alpha.md,
13248 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13249 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13250 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13251 config/arm/lib1funcs.asm: Follow spelling conventions.
13253 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13254 config/fr30/fr30.md, config/i386/i386.h,
13255 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13256 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13257 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13258 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13259 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13260 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13261 config/sparc/sparc.c, config/sparc/sparc.h,
13262 config/sparc/sparc.md, config/spu/constraints.md,
13263 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13266 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13269 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13272 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13274 * doc/invoke.texi (-ftree-lrs): Remove.
13276 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13278 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13281 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13283 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13284 new CALL_EXPR_FN macro for retrieving the function
13285 declaration of the input expression.
13287 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13289 * c.opt (Waddress): New.
13290 * common.opt (Walways-true): Delete.
13291 (Wstring-literal-comparison): Delete.
13292 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13293 -Wstring-literal-comparison. Add -Waddress.
13295 (Walways-true): Delete.
13296 (Wstring-literal-comparison): Delete.
13297 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13298 consistently instead of -Walways-true in example.
13299 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13300 * c-typeck.c (parser_build_binary_op): Replace
13301 -Wstring-literal-comparison and -Walways-true with -Waddress.
13302 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13305 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13307 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13308 without DECL_STRUCT_FUNCTION initialized.
13310 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13312 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13313 due to calls to functions taking pointers as parameters.
13315 2007-02-19 Richard Henderson <rth@redhat.com>
13318 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13321 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13323 * config/s390/s390.c (s390_call_saved_register_used,
13324 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13325 accessed to the new scheme.
13327 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13329 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13330 (cris_print_index, cris_print_operand, cris_print_operand_address)
13331 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13332 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13333 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13334 GET_CODE () == xxx.
13335 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13336 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13337 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13338 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13339 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13340 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13341 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13342 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13343 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13344 (uminsi3, call, call_value): Ditto.
13345 (define_split: indir_to_reg_split, unnamed): Ditto.
13347 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13349 PR tree-optimization/30975
13350 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13353 2007-02-18 Eric Christopher <echristo@gmail.com>
13355 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13356 Remove use of arglist.
13357 (mips_expand_builtin): Remove use of arglist, pass in expr.
13358 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13359 (mips_expand_builtin_movtf): Ditto.
13360 (mips_expand_builtin_compare): Ditto.
13362 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13364 * tree-sra.c (sra_build_assignment): Replace assertion
13365 checking with a comment explaining why it can't be done.
13367 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13369 PR middle-end/30833
13370 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13371 during CALL_EXPR representation conversion.
13372 * tree-ssa-propagate.c (set_rhs): Likewise.
13374 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13376 * tree-sra.c (sra_build_assignment): Disable assertion checking
13379 2007-02-18 Roger Sayle <roger@eyesopen.com>
13381 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13382 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13383 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13385 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13386 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13387 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13388 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13389 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13390 force_gimple_operand): Likewise.
13391 * ipa-cp.c (constant_val_insert): Likewise.
13392 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13393 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13394 perfect_nestify): Likewise.
13395 * langhooks.c (lhd_omp_assignment): Likewise.
13396 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13397 lower_copyprivate_clauses, lower_send_clauses,
13398 lower_send_shared_vars, expand_parallel_call,
13399 expand_omp_for_generic, expand_omp_for_static_nochunk,
13400 expand_omp_for_static_chunk, expand_omp_sections,
13401 lower_omp_single_copy, lower_omp_for_lastprivate,
13402 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13403 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13404 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13407 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13409 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13410 config/sh/sh.md: Follow spelling conventions.
13412 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13413 config/frv/predicates.md: Follow spelling conventions.
13415 * config/m68k/linux-unwind.h: Fix a comment typo.
13416 * target.h: Follow spelling conventions.
13418 2007-02-18 Roger Sayle <roger@eyesopen.com>
13420 PR rtl-optimization/28173
13421 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13422 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13423 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13424 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13425 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13427 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13429 * builtins.c (fold_builtin_load_exponent): New.
13430 (fold_builtin_2): Use it.
13432 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13434 PR rtl-optimization/30773
13435 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13436 if we fail to attach a REG_EQUIV note.
13438 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13439 Roger Sayle <roger@eyesopen.com>
13441 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13443 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13445 * calls.c (initialize_argument_information): Pass original EXP
13446 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13447 code to split complex arguments here, as part of initializing the
13449 (expand_call): Remove code that builds a list of arguments and
13450 inserts implicit arguments into it. Instead, just count how many
13451 implicit arguments there will be so we can determine the size of
13452 the ARGS array, and let initialize_argument_information do the work.
13453 (split_complex_values): Delete unused function.
13455 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13457 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13459 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13461 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13462 for arg pointer based indexed addressing.
13464 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13466 * config/ia64/ia64.h, config/ia64/ia64.md,
13467 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13468 spelling conventions.
13470 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13472 * config/m68k/m68k.c (split_di): New.
13473 * config/m68k/m68k-protos.h: Declare split_di.
13474 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13475 Improve predicate handling and split constant shifts.
13477 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13479 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13480 parameter for register bitfield operations, general predicates
13483 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13485 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13486 * config/m68k/linux-unwind.h: New file.
13488 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13490 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13491 config/i386/athlon.md, config/ia64/ia64.md,
13492 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13493 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13494 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13495 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13496 tree-vect-transform.c: Fix comment typos.
13498 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13500 * sched-deps.c (find_insn_list): Remove.
13501 * sched-int.h: Remove the prototype for find_insn_list.
13503 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13505 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13507 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13508 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13509 darwin_rs6000_override_options.
13510 (C_COMMON_OVERRIDE_OPTIONS): Expect
13511 darwin_macosx_version_min to be non-NULL always.
13512 (TARGET_C99_FUNCTIONS): Likewise.
13513 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13514 (DARWIN_MINVERSION_SPEC): New.
13515 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13516 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13518 (DARWIN_MINVERSION_SPEC): New.
13519 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13521 * config/darwin-c.c (darwin_cpp_builtins): Expect
13522 darwin_macosx_version_min to be non-NULL always.
13524 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13526 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13528 * config/i386/i386.h (x86_use_xchgb): New.
13529 (TARGET_USE_XCHGB): New macro.
13530 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13531 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13532 Split after reload into bswaphi for shifts of 8.
13533 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13534 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13535 or when optimizing for size.
13537 2007-02-16 Richard Guenther <rguenther@suse.de>
13538 Christian Bruel <christian.bruel@st.com>
13540 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13541 DECLs but prefer SSA_NAMEs over DECLs.
13543 2007-02-16 Richard Guenther <rguenther@suse.de>
13545 * tree-flow-inline.h (single_imm_use_p): Remove.
13546 (zero_imm_uses_p): Likewise.
13547 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13548 instead of single_imm_use_p.
13549 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13552 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13555 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13556 nested double- and backquotes.
13558 2007-02-15 Roger Sayle <roger@eyesopen.com>
13560 PR middle-end/30391
13561 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13562 should be unreachable.
13563 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13564 For the time being redirect GIMPLE_MODIFY_STMT to the new
13565 (renamed) build_gimple_modify_stmt_stat.
13566 (build2_gimple_stat): Rename to...
13567 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13568 Always build a GIMPLE_MODIFY_STMT node.
13569 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13570 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13573 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13574 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13575 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13576 expand_complex_div_wide): Likewise.
13577 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13578 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13579 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13580 * tree-ssa-loop-manip.c (create_iv): Likewise.
13581 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13582 abs_replacement): Likewise.
13583 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13584 realify_fake_stores): Likewise.
13586 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13587 node rather than a GIMPLE_MODIFY_STMT node.
13588 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13589 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13591 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13592 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13593 GIMPLE_MODIFY_STMT.
13595 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13597 PR middle-end/30433
13598 * fold-const.c (fold_comparison): Add back the
13599 folding of constant complex comparisions.
13601 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13603 PR middle-end/30729
13604 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13605 effects unknown to this function, return early.
13607 2007-02-15 Ian Lance Taylor <iant@google.com>
13609 * lower-subreg.c (move_eh_region_note): New static function.
13610 (resolve_simple_move): Call it.
13611 (decompose_multiword_subregs): Track blocks for which we resolve a
13612 simple move which is also a control flow insn. Pass them to
13613 find_many_sub_basic_blocks.
13614 (pass_lower_subreg): Add TODO_verify_flow.
13615 (pass_lower_subreg2): Likewise.
13617 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13618 Brooks Moses <brooks.moses@codesourcery.com>
13619 Lee Millward <lee.millward@codesourcery.com>
13621 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13622 (VL_EXP_CLASS_P): New.
13623 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13625 (TREE_OPERAND_CHECK_CODE): Likewise.
13626 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13627 (TREE_RTL_OPERAND_CHECK): Likewise.
13628 (tree_operand_check_failed): Make second parameter the whole tree
13629 instead of its code. Fixed callers.
13630 (VL_EXP_CHECK): New.
13631 (TREE_OPERAND_LENGTH): New.
13632 (VL_EXP_OPERAND_LENGTH): New.
13633 (CALL_EXPR_FN): New.
13634 (CALL_EXPR_STATIC_CHAIN): New.
13635 (CALL_EXPR_ARGS): New.
13636 (CALL_EXPR_ARG): New.
13637 (call_expr_nargs): New.
13638 (CALL_EXPR_ARGP): New.
13639 (build_nt_call_list): Declare.
13640 (build_vl_exp_stat): Declare.
13641 (build_vl_exp): New.
13642 (build_call_list): Declare.
13643 (build_call_nary): Declare.
13644 (build_call_valist): Declare.
13645 (build_call_array): Declare.
13646 (call_expr_arg): Declare.
13647 (call_expr_argp): Declare.
13648 (call_expr_arglist): Declare.
13649 (fold_build_call_list): Declare.
13650 (fold_build_call_list_initializer): Declare.
13651 (fold_call_expr): Declare to replace fold_builtin.
13652 (fold_builtin_fputs): Update to agree with modified definition.
13653 (fold_builtin_strcpy): Likewise.
13654 (fold_builtin_strncpy): Likewise.
13655 (fold_builtin_memory_chk): Likewise.
13656 (fold_builtin_stxcpy_chk): Likewise.
13657 (fold_builtin_strncpy_chk): Likewise.
13658 (fold_builtin_next_arg): Likewise.
13659 (fold_build_call_expr): Declare.
13660 (fold_builtin_call_list): Declare.
13661 (fold_builtin_call_valist): Declare.
13662 (build_call_expr): Declare.
13663 (validate_arglist): Update to agree with modified definition.
13664 (tree_operand_length): New.
13665 (call_expr_arg_iterator): New.
13666 (init_call_expr_arg_iterator): New.
13667 (next_call_expr_arg): New.
13668 (first_call_expr_arg): New.
13669 (more_call_expr_args_p): New.
13670 (FOR_EACH_CALL_EXPR_ARG): New.
13672 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13673 and tcc_gimple_stmt.
13674 (tree_code_size): Update documentation. Use sizeof (tree) rather
13675 than sizeof (char *).
13676 (tree_size): Likewise. Add case for tcc_vl_exp.
13677 (tree_node_structure): Add case for tcc_vl_exp.
13678 (contains_placeholder_p): Likewise.
13679 (substitute_in_expr): Likewise.
13680 (substitute_placeholder_in_expr): Likewise.
13681 (stabilize_reference_1): Likewise.
13682 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13683 to diagnose breakage of this interface for constructing CALL_EXPRs.
13684 (build_nt): Add similar assertion here.
13685 (build_nt_call_list): New.
13686 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13687 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13689 (get_callee_fndecl): Use new CALL_EXPR accessors.
13690 (tree_operand_check_failed): Change parameters to pass entire node
13691 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13692 (process_call_operands): New.
13693 (build_vl_exp_stat): New.
13694 (build_call_list): New.
13695 (build_call_nary): New.
13696 (build_call_valist): New.
13697 (build_call_array): New.
13698 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13699 (call_expr_arglist): New.
13701 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13702 tcc_vl_exp instead of a fixed-size tcc_expression.
13704 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13705 accessors for CALL_EXPRs.
13706 (AGGR_INIT_EXPR): Likewise.
13708 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13709 Brooks Moses <brooks.moses@codesourcery.com>
13710 Lee Millward <lee.millward@codesourcery.com>
13712 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13713 (expand_builtin_nonlocal_goto): Change parameter to be entire
13714 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13715 (expand_builtin_prefetch): Likewise.
13716 (expand_builtin_classify_type): Likewise.
13717 (mathfn_built_in): Return NULL_TREE instead of 0.
13718 (expand_errno_check): Use new CALL_EXPR accessors.
13719 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13720 Return NULL_RTX instead of 0.
13721 (expand_builtin_mathfn_2): Likewise.
13722 (expand_builtin_mathfn_3): Likewise.
13723 (expand_builtin_interclass_mathfn): Likewise.
13724 (expand_builtin_sincos): Likewise.
13725 (expand_builtin_cexpi): Likewise.
13726 (expand_builtin_int_roundingfn): Likewise.
13727 (expand_builtin_int_roundingfn_2): Likewise.
13728 (expand_builtin_pow): Likewise.
13729 (expand_builtin_powi): Likewise.
13730 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13731 of arglist, fixing callers appropriately. Use new CALL_EXPR
13732 accessors and constructors. Return NULL_RTX instead of 0.
13733 (expand_builtin_strstr): Likewise.
13734 (expand_builtin_strchr): Likewise.
13735 (expand_builtin_strrchr): Likewise.
13736 (expand_builtin_strpbrk): Likewise.
13737 (expand_builtin_memcpy): Likewise.
13738 (expand_builtin_mempcpy): Likewise.
13739 (expand_builtin_mempcpy_args): New.
13740 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13741 (expand_builtin_memmove_args): New.
13742 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13743 (expand_movstr): Likewise.
13744 (expand_builtin_strcpy): Likewise.
13745 (expand_builtin_strcpy_args): New.
13746 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13747 (expand_builtin_strncpy): Likewise.
13748 (expand_builtin_memset): Likewise.
13749 (expand_builtin_memset_args): New.
13750 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13751 (expand_builtin_memcmp): Likewise.
13752 (expand_builtin_strcmp): Likewise.
13753 (expand_builtin_strncmp): Likewise.
13754 (expand_builtin_strcat): Likewise.
13755 (expand_builtin_strncat): Likewise.
13756 (expand_builtin_strspn): Likewise.
13757 (expand_builtin_strcspn): Likewise.
13758 (expand_builtin_args_info): Likewise.
13759 (expand_builtin_va_start): Likewise.
13760 (gimplify_va_arg_expr): Likewise.
13761 (expand_builtin_va_end): Likewise.
13762 (expand_builtin_va_copy): Likewise.
13763 (expand_builtin_frame_address): Likewise.
13764 (expand_builtin_alloca): Likewise.
13765 (expand_builtin_bswap): Likewise.
13766 (expand_builtin_unop): Likewise.
13767 (expand_builtin_fputs): Likewise.
13768 (expand_builtin_expect): Likewise.
13769 (expand_builtin_fabs): Likewise.
13770 (expand_builtin_copysign): Likewise.
13771 (expand_builtin_printf): Likewise.
13772 (expand_builtin_fprintf): Likewise.
13773 (expand_builtin_sprintf): Likewise.
13774 (expand_builtin_init_trampoline): Likewise.
13775 (expand_builtin_signbit): Likewise.
13776 (expand_builtin_fork_or_exec): Likewise.
13777 (expand_builtin_sync_operation): Likewise.
13778 (expand_builtin_compare_and_swap): Likewise.
13779 (expand_builtin_lock_test_and_set): Likewise.
13780 (expand_builtin_lock_release): Likewise.
13781 (expand_builtin): Likewise.
13782 (builtin_mathfn_code): Likewise.
13784 (fold_builtin_constant_p): Pass call arguments individually instead
13785 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13786 accessors and constructors. Return NULL_TREE instead of 0.
13787 (fold_builtin_expect): Likewise.
13788 (fold_builtin_classify_type): Likewise.
13789 (fold_builtin_strlen): Likewise.
13790 (fold_builtin_nan): Likewise.
13791 (integer_valued_real_p): Likewise.
13792 (fold_trunc_transparent_mathfn): Likewise.
13793 (fold_fixed_mathfn): Likewise.
13794 (fold_builtin_cabs): Likewise.
13795 (fold_builtin_sqrt): Likewise.
13796 (fold_builtin_cbrt): Likewise.
13797 (fold_builtin_cos): Likewise.
13798 (fold_builtin_cosh): Likewise.
13799 (fold_builtin_tan): Likewise.
13800 (fold_builtin_sincos): Likewise.
13801 (fold_builtin_cexp): Likewise.
13802 (fold_builtin_trunc): Likewise.
13803 (fold_builtin_floor): Likewise.
13804 (fold_builtin_ceil): Likewise.
13805 (fold_builtin_round): Likewise.
13806 (fold_builtin_int_roundingfn): Likewise.
13807 (fold_builtin_bitop): Likewise.
13808 (fold_builtin_bswap): Likewise.
13809 (fold_builtin_logarithm): Likewise.
13810 (fold_builtin_hypot): Likewise.
13811 (fold_builtin_pow): Likewise.
13812 (fold_builtin_powi): Likewise.
13813 (fold_builtin_exponent): Likewise.
13814 (fold_builtin_memset): Likewise.
13815 (fold_builtin_bzero): Likewise.
13816 (fold_builtin_memory_op): Likewise.
13817 (fold_builtin_bcopy): Deleted; call site changed to invoke
13818 fold_builtin_memory_op directly.
13819 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13820 (fold_builtin_strncpy): Likewise.
13821 (fold_builtin_memcmp): Likewise.
13822 (fold_builtin_strcmp): Likewise.
13823 (fold_builtin_strncmp): Likewise.
13824 (fold_builtin_signbit): Likewise.
13825 (fold_builtin_copysign): Likewise.
13826 (fold_builtin_isascii): Likewise.
13827 (fold_builtin_toascii): Likewise.
13828 (fold_builtin_isdigit): Likewise.
13829 (fold_builtin_fabs): Likewise.
13830 (fold_builtin_abs): Likewise.
13831 (fold_builtin_fmin_fmax): Likewise.
13832 (fold_builtin_carg): Likewise.
13833 (fold_builtin_classify): Likewise.
13834 (fold_builtin_unordered_cmp): Likewise.
13836 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13837 New functions split out from fold_builtin_1.
13838 (fold_builtin_n): New.
13839 (fold_builtin_varargs): New.
13840 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13842 (fold_call_expr): New.
13843 (build_function_call_expr): Rewrite to use new helper function.
13844 (fold_builtin_call_list): New.
13845 (build_call_expr): New.
13846 (fold_builtin_call_valist): New.
13847 (rewrite_call_expr): New.
13848 (validate_arg): New.
13849 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13850 of an arglist. Change return type to bool. Use new CALL_EXPR
13853 (fold_builtin_strstr): Pass call arguments individually instead
13854 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13855 accessors and constructors. Return NULL_TREE instead of 0.
13856 (fold_builtin_strchr): Likewise.
13857 (fold_builtin_strrchr): Likewise.
13858 (fold_builtin_strpbrk): Likewise.
13859 (fold_builtin_strcat): Likewise.
13860 (fold_builtin_strncat): Likewise.
13861 (fold_builtin_strspn): Likewise.
13862 (fold_builtin_strcspn): Likewise.
13863 (fold_builtin_fputs): Likewise.
13864 (fold_builtin_next_arg): Likewise.
13865 (fold_builtin_sprintf): Likewise.
13867 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13868 NULL_RTX instead of 0.
13869 (expand_builtin_memory_chk): Likewise.
13870 (maybe_emit_chk_warning): Likewise.
13871 (maybe_emit_sprintf_chk_warning): Likewise.
13873 (fold_builtin_object_size): Pass call arguments individually instead
13874 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13875 accessors and constructors. Return NULL_TREE instead of 0.
13876 (fold_builtin_memory_chk): Likewise.
13877 (fold_builtin_stxcpy_chk): Likewise.
13878 (fold_builtin_strncpy_chk): Likewise.
13879 (fold_builtin_strcat_chk): Likewise.
13880 (fold_builtin_strcat_chk): Likewise.
13881 (fold_builtin_strncat_chk): Likewise.
13882 (fold_builtin_sprintf_chk): Likewise.
13883 (fold_builtin_snprintf_chk): Likewise.
13884 (fold_builtin_printf): Likewise.
13885 (fold_builtin_vprintf): Likewise.
13887 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13889 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13890 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13891 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13892 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13893 (fold_unary): Likewise.
13894 (fold_binary): Likewise.
13895 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13896 ternary expressions.
13897 (fold): Add logic for tcc_vl_exp.
13898 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13899 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13900 (fold_build3_stat): Add assertion to flag broken interface for
13901 constructing CALL_EXPRs.
13902 (fold_build_call_list): New.
13903 (fold_build_call_list_initializer): New.
13904 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13906 (fold_strip_sign_ops): Likewise.
13908 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13909 Brooks Moses <brooks.moses@codesourcery.com>
13910 Lee Millward <lee.millward@codesourcery.com>
13912 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13913 accessors and dump arguments explicitly.
13915 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13917 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13919 (print_call_name): Use new CALL_EXPR accessors.
13921 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13922 CALL_EXPR arguments explicitly instead of as a list. Use
13923 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13925 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13926 (vrp_visit_stmt): Likewise.
13928 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13929 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13931 (force_move_till_expr): Likewise.
13933 * targhooks.c (default_external_stack_protect_fail): Use
13934 build_call_expr instead of build_function_call_expr.
13935 (default_hidden_stack_protect_fail): Likewise.
13937 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13940 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13941 and walk arguments explicitly.
13943 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13944 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13945 (expand_simple_operations): Likewise.
13946 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13948 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13949 of TREE_CODE_LENGTH.
13950 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13952 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13953 instead of TREE_CODE_LENGTH.
13955 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13956 (tree_ic_transform): Likewise.
13957 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13958 parameter instead of arglist. Fix callers.
13959 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13960 (tree_stringops_transform): Likewise.
13961 (tree_indirect_call_to_profile): Likewise.
13962 (tree_stringops_values_to_profile): Likewise.
13964 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13965 (eliminate_tail_call): Likewise.
13967 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13969 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13970 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13972 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13974 * omp-low.c (build_omp_barrier): Use build_call_expr.
13975 (lower_rec_input_clauses): Likewise.
13976 (lower_reduction_clauses): Likewise.
13977 (expand_parallel_call): Likewise.
13978 (maybe_catch_exception): Likewise.
13979 (expand_omp_for_generic): Likewise.
13980 (expand_omp_for_static_nochunk): Likewise.
13981 (expand_omp_sections): Likewise.
13982 (lower_omp_single_simple): Likewise.
13983 (lower_omp_single_copy): Likewise.
13984 (lower_omp_master): Likewise.
13985 (lower_omp_ordered): Likewise.
13986 (lower_omp_critical): Likewise.
13988 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13989 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13991 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13992 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13993 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13995 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13996 and generalize to handle any number of operands.
13997 (chrec_contains_undetermined): Likewise.
13998 (tree_contains_chrecs): Likewise.
13999 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14001 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14003 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14004 fold_call_expr instead of fold_builtin.
14005 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14006 match declarations there.
14007 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14010 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14013 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14014 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14016 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14019 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14020 (execute_cse_sincos): Use new CALL_EXPR accessors.
14022 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14024 * gimple-low.c (lower_function_body): Use build_call_expr.
14025 (lower_builtin_setjmp): Likewise.
14027 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14028 (set_storage_via_libcall): Likewise.
14029 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14030 instead of TREE_CODE_LENGTH.
14031 (expand_expr_real_1): Use new CALL_EXPR accessors.
14033 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14034 generalize to handle any number of operands.
14035 (TB_parent_eq): Likewise.
14037 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14038 (strip_builtin_expect): Likewise.
14040 * function.c (gimplify_parameters): Use build_call_expr.
14042 * tree-vectorizer.c (vect_is_simple_reduction): Use
14043 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14045 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14046 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14048 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14051 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14052 (gimplify_decl_expr): Likewise.
14053 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14054 Use new CALL_EXPR iterators.
14055 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14056 (gimplify_modify_expr_to_memset): Likewise.
14057 (gimplify_variable_sized_compare): Likewise.
14058 (gimplify_omp_atomic_fetch_op): Likewise.
14059 (gimplify_omp_atomic_pipeline): Likewise.
14060 (gimplify_omp_atomic_mutex): Likewise.
14061 (gimplify_function_tree): Likewise.
14063 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14064 (call_expr_flags): Likewise.
14065 (expand_call): Likewise.
14067 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14068 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14071 * coverage.c (create_coverage): Use build_call_expr.
14073 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14074 (temp_call_expr_obstack): New.
14075 (pool_copy_list): Delete.
14076 (temp_copy_call_expr): New.
14077 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14078 CALL_EXPR accessors. Get rid of special goo for copying argument
14079 lists and use temp_copy_call_expr instead.
14080 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14081 CALL_EXPR accessors.
14082 (create_expression_by_pieces): Likewise. Use build_call_array
14083 to construct the result instead of fold_build3.
14084 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14085 dealing with argument lists.
14086 (init_pre): Remove references to expression_node_pool and
14087 list_node_pool. Init temp_call_expr_obstack instead.
14088 (fini_pre): Remove references to expression_node_pool and
14091 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14092 and walk arguments explicitly instead of as a list.
14094 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14095 (mx_register_decls): Likewise.
14096 (mudflap_register_call): Likewise.
14097 (mudflap_finish_file): Likewise.
14099 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14100 (ipa_callsite_compute_param): Likewise.
14102 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14103 accessors and constructor.
14105 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14106 accessors and constructor.
14107 (convert_tramp_reference): Likewise.
14108 (convert_call_expr): Likewise.
14109 (finalize_nesting_tree_1): Likewise.
14111 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14114 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14116 * tree-inline.c (initialize_inlined_parameters): Pass entire
14117 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14119 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14120 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14122 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14123 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14124 (vectorizable_reduction): Likewise.
14125 (vectorizable_call): Use new CALL_EXPR iterators.
14126 (vectorizable_conversion): Use build_call_expr.
14127 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14128 (vect_gen_widened_results_half): Use build_call_expr.
14129 (vect_setup_realignment): Likewise.
14130 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14132 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14133 (pass_through_call): Likewise.
14134 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14137 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14138 (tree_gen_pow2_profiler): Likewise.
14139 (tree_gen_one_value_profiler): Likewise.
14140 (tree_gen_ic_func_profiler): Likewise.
14141 (tree_gen_average_profiler): Likewise.
14142 (tree_gen_ior_profiler): Likewise.
14144 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14145 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14146 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14148 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14149 of TREE_CODE_LENGTH.
14151 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14152 of TREE_CODE_LENGTH.
14154 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14156 (convert_to_integer): Likewise.
14158 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14161 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14162 Brooks Moses <brooks.moses@codesourcery.com>
14163 Lee Millward <lee.millward@codesourcery.com>
14165 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14167 * config/frv/frv.c (frv_expand_builtin): Likewise.
14168 * config/s390/s390.c (s390_expand_builtin): Likewise.
14170 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14171 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14173 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14174 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14175 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14176 (ix86_expand_store_builtin): Likewise.
14177 (ix86_expand_unop_builtin): Likewise.
14178 (ix86_expand_unop1_builtin): Likewise.
14179 (ix86_expand_sse_compare): Likewise.
14180 (ix86_expand_sse_comi): Likewise.
14181 (ix86_expand_vec_init_builtin): Likewise.
14182 (ix86_expand_vec_ext_builtin): Likewise.
14183 (ix86_expand_vec_set_builtin): Likewise.
14184 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14186 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14187 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14189 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14190 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14191 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14193 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14195 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14196 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14197 arglist. Use new CALL_EXPR accessors. Fix callers.
14198 (altivec_expand_abs_builtin): Likewise.
14199 (rs6000_expand_binop_builtin): Likewise.
14200 (altivec_expand_predicate_builtin): Likewise.
14201 (altivec_expand_lv_builtin): Likewise.
14202 (spe_expand_stv_builtin): Likewise.
14203 (altivec_expand_stv_builtin): Likewise.
14204 (rs6000_expand_ternop_builtin): Likewise.
14205 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14206 (altivec_expand_st_builtin): Likewise.
14207 (altivec_expand_dst_builtin): Likewise.
14208 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14209 arglist. Use new CALL_EXPR accessors. Fix callers.
14210 (altivec_expand_vec_set_builtin): Likewise.
14211 (altivec_expand_vec_ext_builtin): Likewise.
14212 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14213 (spe_expand_builtin): Likewise.
14214 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14215 arglist. Use new CALL_EXPR accessors. Fix callers.
14216 (spe_expand_evsel_builtin): Likewise.
14217 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14218 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14220 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14221 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14222 (arm_expand_unop_builtin): Likewise.
14223 (arm_expand_builtin): Use new CALL_EXPR accessors.
14225 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14228 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14229 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14231 (bfin_expand_unop_builtin): Likewise.
14232 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14234 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14235 Brooks Moses <brooks.moses@codesourcery.com>
14236 Lee Millward <lee.millward@codesourcery.com>
14238 * c-semantics.c (build_stmt): Add internal diagnostic check.
14240 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14241 accessors. Print arguments explicitly instead of as a list.
14243 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14245 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14246 (c_finish_omp_flish): Likewise.
14248 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14249 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14250 instead of TREE_CODE_LENGTH.
14251 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14252 (c_warn_unused_result): Likewise.
14254 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14257 * doc/invoke.texi (Warning Options): Remove
14258 -Werror-implicit-function-declaration.
14259 (Wimplicit-function-declaration): Update description.
14260 * opts.c (common_handle_option): Move handling of -Werror=* to...
14261 (enable_warning_as_error): ...here.
14262 * opts.h (enable_warning_as_error): Declare.
14263 * c-decl.c (implicit_decl_warning): Unless
14264 -Wno-implicit-function-declaration is given, emit a pedwarn if
14265 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14266 * c.opt (Wimplicit-function-declaration): Replace
14267 mesg_implicit_function_declaration with
14268 warn_implicit_function_declaration.
14269 * c-opts.c (c_common_handle_option):
14270 -Werror-implicit-function-declaration is exactly equal as
14271 -Werror=implicit-function-declaration.
14272 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14273 warn_implicit_function_declaration.
14274 (c_common_post_options): -Wimplict-function-declaration is enabled
14275 by default by -std=c99, otherwise is disabled by default.
14276 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14278 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14280 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14281 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14282 former is ignored but not the latter.
14284 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14286 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14287 is made and the reference doesn't use the alias set of its type,
14288 do not create the temporary using that type.
14290 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14292 * jump.c: Remove prototypes for delete_computation and
14293 delete_prior_computation.
14295 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14297 * jump.c (get_label_after): Delete.
14298 (get_label_before, delete_computation, delete_jump,
14299 delete_prior_computation, follow_jumps): Move...
14300 * reorg.c (delete_computation, delete_prior_computation): ... here...
14301 (get_label_before, delete_jump): ... making these static ...
14302 (follow_jumps): ... and simplifying this since it only runs after
14304 * rtl.h (get_label_after, get_label_before, delete_jump,
14305 follow_jumps): Delete prototypes.
14307 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14309 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14311 2007-02-15 Nick Clifton <nickc@redhat.com>
14313 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14314 order to prevent it from being munged by the target.
14316 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14318 * config/i386/i386.md: Remove misleading comment.
14320 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14322 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14323 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14326 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14328 * tree-sra.c (instantiate_missing_elements): Canonicalize
14330 (sra_build_assignment): New.
14331 (generate_copy_inout, generate_element_copy,
14332 generate_element_zero, generate_one_element_init): Use it.
14334 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14336 * tree-sra.c (instantiate_missing_elements): Canonicalize
14338 (sra_build_assignment): New.
14339 (generate_copy_inout, generate_element_copy,
14340 generate_element_zero, generate_one_element_init): Use it.
14342 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14344 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14347 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14349 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14350 types as aggregates not scalars.
14351 * function.c (assign_stack_temp_for_type): Likewise.
14353 2007-02-14 Roger Sayle <roger@eyesopen.com>
14354 Zdenek Dvorak <dvorakz@suse.cz>
14356 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14359 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14361 * passes.c (next_pass_1): Clear the next field of the copied
14364 2007-02-14 Richard Henderson <rth@redhat.com>
14366 * tree-sra.c (early_sra): New.
14367 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14368 (tree_sra_early, pass_sra_early): New.
14369 * tree-pass.h (pass_sra_early): Declare.
14370 * passes.c (init_optimization_passes): Use it.
14372 2007-02-14 Richard Guenther <rguenther@suse.de>
14374 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14376 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14378 PR tree-optimization/30771
14379 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14381 (vect_analyze_operations): Induction phis can now be marked as
14383 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14384 Update documentation accordingly.
14386 2007-02-14 Nick Clifton <nickc@redhat.com>
14388 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14389 most 3 arguments are supported.
14390 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14392 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14394 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14395 Ensure dst->current is valid.
14397 2007-02-13 Paul Brook <paul@codesourcery.com>
14399 * config.gcc: Add arm*-*-uclinux-*eabi.
14400 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14401 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14402 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14403 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14404 (LINK_SPEC): Define.
14405 (LIB_SPEC): Define.
14406 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14408 * config/arm/uclinux-eabi.h: New file.
14409 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14410 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14413 2007-02-13 Ian Lance Taylor <iant@google.com>
14415 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14416 * flags.h (warn_strict_overflow): Declare.
14417 (enum warn_strict_overflow_code): Define.
14418 (issue_strict_overflow_warning): New static inline function.
14419 * opts.c (warn_strict_overflow): New variable.
14420 (common_handle_option): Handle OPT_Wstrict_overflow and
14421 OPT_Wstrict_overflow_.
14422 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14424 * fold-const.c: Include intl.h.
14425 (fold_deferring_overflow_warnings): New static variable.
14426 (fold_deferred_overflow_warning): New static variable.
14427 (fold_deferred_overflow_code): New static variable.
14428 (fold_defer_overflow_warnings): New function.
14429 (fold_undefer_overflow_warnings): New function.
14430 (fold_undefer_and_ignore_overflow_warnings): New function.
14431 (fold_deferring_overflow_warnings_p): New function.
14432 (fold_overflow_warning): New static function.
14433 (make_range): Add strict_overflow_p parameter. Change all
14435 (extract_muldiv, extract_muldiv_1): Likewise.
14436 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14437 tree_expr_nonnegative_p.
14438 (fold_negate_expr): Call fold_overflow_warning.
14439 (fold_range_test): Likewise.
14440 (fold_comparison): Likewise.
14441 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14442 instead of tree_expr_nonnegative_p.
14443 (tree_expr_nonnegative_warnv_p): Rename from
14444 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14445 (tree_expr_nonnegative_p): New function.
14446 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14447 strict_overflow_p parameter.
14448 (tree_expr_nonzero_p): New function.
14449 * passes.c (verify_interpass_invariants): New static function.
14450 (execute_one_pass): Call it.
14451 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14453 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14454 (estimate_numbers_of_iterations): Likewise.
14455 (scev_probably_wraps_p): Likewise.
14456 * tree-ssa-ccp.c: Include "toplev.h".
14457 (evaluate_stmt): Defer fold overflow warnings until we know we are
14459 (struct fold_stmt_r_data): Add stmt field.
14460 (fold_stmt_r): Defer fold overflow warnings until we know we
14462 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14463 (fold_stmt_inplace): Likewise.
14464 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14465 (cleanup_control_expr_graph): Defer fold overflow warnings until
14466 we know we are going to optimize.
14467 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14468 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14470 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14471 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14472 * tree-ssa-loop-manip.c (create_iv): Likewise.
14473 * c-typeck.c (build_conditional_expr): Likewise.
14474 (build_binary_op): Likewise.
14475 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14476 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14477 (extract_range_from_unary_expr): Likewise.
14478 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14479 assuming that signed overflow does not occur.
14480 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14481 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14482 (fold_defer_overflow_warnings): Declare.
14483 (fold_undefer_overflow_warnings): Declare.
14484 (fold_undefer_and_ignore_overflow_warnings): Declare.
14485 (fold_deferring_overflow_warnings_p): Declare.
14486 (tree_expr_nonzero_warnv_p): Declare.
14487 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14488 of warning options.
14489 (Warning Options): Document -Wstrict-overflow.
14490 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14491 (tree-ssa-ccp.o): Likewise.
14492 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14493 (fold-const.o): Depend on intl.h.
14495 2007-02-13 Ian Lance Taylor <iant@google.com>
14497 PR middle-end/30751
14498 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14501 2007-02-13 Stuart Hastings <stuart@apple.com>
14503 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14505 2007-02-13 Richard Henderson <rth@redhat.com>
14507 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14508 handled_component_p before looking for the indirect_ref.
14510 2007-02-13 Richard Henderson <rth@redhat.com>
14512 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14513 remove flags clobber.
14514 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14515 (bswaphi_lowpart): New.
14516 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14517 remove TARGET_BSWAP test. Delete expander of the same name.
14519 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14520 (expand_unop): Use them.
14522 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14524 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14525 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14526 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14527 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14528 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14529 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14530 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14531 assembler dialect choice from asm templates.
14533 2007-02-12 Richard Henderson <rth@redhat.com>
14535 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14536 (fixuns_trunc<SSEMODEF>si2): Use it.
14537 * config/i386/sse.md (vec_setv4sf_0): Export.
14538 * config/i386/i386.c (ix86_build_const_vector): Export.
14539 (ix86_split_convert_uns_si_sse): Rename from
14540 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14541 * config/i386/i386-protos.h: Update.
14543 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14546 * c-typeck.c (c_finish_return): Improve warning message.
14548 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14550 * alias.c (find_symbolic_term): Delete unused function.
14552 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14554 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14555 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14556 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14558 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14560 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14561 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14562 the function, temporarily point the debug interface to the null one.
14564 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14566 * dwarf2out.c (round_up_to_align): New static function.
14567 (field_byte_offset): Use it to round the offset.
14569 2007-02-12 Richard Henderson <rth@redhat.com>
14571 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14572 (inswl_const): Export.
14574 2007-02-12 Richard Henderson <rth@redhat.com>
14576 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14577 result mode of the libcall, convert back to outmode.
14579 2007-02-12 Roger Sayle <roger@eyesopen.com>
14581 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14582 (bswapdi2): New define_expand to implement 32-bit implementation.
14584 2007-02-12 Nick Clifton <nickc@redhat.com>
14586 * doc/invoke.texi (Overall Options): Document --help=.
14587 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14588 (cc1_options): Pass --help= on to cc1.
14589 (display_help): Add description of --help=.
14590 (process_command): Add code to handle --help=. Allow translated
14591 --help and --target-help switches to be passed on to compiler
14593 (main): Remove unused if statement.
14594 * opts.c (columns): Remove.
14595 (LEFT_COLUMN): Define.
14596 (wrap_help): Add columns argument.
14597 (print_filtered_help): Change parameters to be an include bitmask,
14598 an exclude bitmask, an any bitmask and the column width. Move the
14599 code to display the params list here. Add code to display the
14600 status of options rather than their descriptions if the quiet flag
14602 (print_specific_help): Change parameters to be an include bitmask,
14603 an exclude bitmask and an any bitmask. Move code to look up the
14604 column width here. Decide upon the title for an options listing.
14605 (common_handle_options): Add code to handle --help=. Adapt code
14606 for --help and --target-help to use the revised form of the
14607 print_specific_help function.
14608 (print_help): Delete.
14609 (print_param_help): Delete.
14610 (print_switch): Delete.
14611 * opts.h (cl_lang_count): Add prototype.
14612 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14613 CL_MAX_OPTION_CLASS): New defines.
14614 * optc-gen.awk: Add construction of cl_lang_count.
14615 * c.opt: Add Warning attribute to warning options and Optimization
14616 attribute to optimization options.
14617 * common.opt: Likewise.
14619 Add -fhelp and -ftarget-help as aliases for the transformed --help
14620 and --target-help options.
14621 * opt-functions.awk: Add code to handle Warning and Optimization
14624 2007-02-12 Richard Henderson <rth@redhat.com>
14626 * config/alpha/constraints.md: New file.
14627 * config/alpha/alpha.c: Include tm-constrs.h.
14628 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14629 alpha_extra_constraint): Remove.
14630 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14631 * config/alpha/alpha-protos.h: Update.
14632 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14633 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14634 (EXTRA_CONSTRAINT): Remove.
14635 * config/alpha/alpha.md: Include constraints.md.
14636 (adddi splitter): Use satisfies_constraint_*.
14637 * config/alpha/predicates.md (add_operand): Likewise.
14638 (sext_add_operand, addition_operation): Likewise.
14640 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14642 PR tree-optimization/29145
14643 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14644 in our handling of restrict qualified pointers.
14646 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14649 * doc/invoke.texi (Wunused-value): Update description.
14650 (Wextra): Delete item.
14651 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14652 value of Wunused-value.
14653 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14654 (c_finish_stmt_expr): Don't check extra_warnings.
14655 (emit_side_effect_warnings): The caller is responsible to check
14658 2007-02-11 Roger Sayle <roger@eyesopen.com>
14659 Matt Thomas <matt@3am-software.com>
14661 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14663 2007-02-11 Roger Sayle <roger@eyesopen.com>
14665 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14666 comparisons of POPCOUNT against zero.
14667 (simplify_const_relational_operation): Likewise.
14669 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14671 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14673 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14675 * dwarf2out.c (root_type): Delete unused function.
14677 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14679 * genattrtab.c (contained_in_p): Delete unused function.
14680 (write_expr_attr_cache): Likewise.
14682 2007-02-11 Jan Hubicka <jh@suse.cz>
14684 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14687 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14689 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14690 to add the REG_EQ* note.
14691 * see.c (see_merge_one_use_extension): Likewise.
14692 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14693 turn REG_EQUAL notes into REG_EQUIV notes if the target
14694 register may have more than one set.
14695 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14696 * gcse.c (try_replace_reg): Likewise.
14697 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14698 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14699 more than one REG_EQUIV note.
14700 * reload1.c (gen_reload): Use set_unique_reg_note.
14702 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14704 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14705 (ix86_builtin_conversion): New function.
14707 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14710 * tree.h (DECL_REPLACEABLE_P): New macro.
14711 * except.c (set_nothrow_function_flags): Likewise.
14713 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14714 Ira Rosen <irar@il.ibm.com>
14715 Dorit Nuzman <dorit@il.ibm.com>
14717 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14718 * targhooks.c (default_builtin_vectorized_conversion): New.
14719 * targhooks.h (default_builtin_vectorized_function): New declaration.
14720 * target.h (struct vectorize): Add builtin_conversion field.
14721 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14722 stmt_vec_info_type value.
14723 (vectorizable_conversion): New declaration.
14724 * tree-vect-analyze.c (vect_analyze_operations): Add
14725 vectorizable_conversion call.
14726 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14727 * tree-vect-transform.c (vectorizable_conversion): New function.
14728 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14729 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14731 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14732 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14733 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14734 or ALTIVEC_BUILTIN_VCFSX.
14736 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14739 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14740 CONST_DOUBLE and operand 0 is a hard register.
14741 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14742 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14743 is a hard floating-point register.
14745 2007-02-10 Richard Henderson <rth@redhat.com>
14746 Jakub Jelinek <jakub@redhat.com>
14747 Alexandre Oliva <aoliva@redhat.com>
14749 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14750 * builtin-types.def (BT_WORD): Make unsigned.
14751 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14752 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14753 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14754 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14755 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14756 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14758 * expr.c (emutls_var_address): New.
14759 (expand_expr_real_1): Expand emulated tls.
14760 (expand_expr_addr_expr_1): Likewise.
14761 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14762 * output.h (emutls_finish): Declare.
14763 * toplev.c (compile_file): Call it.
14764 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14765 address before wrapping in CONST.
14766 * varasm.c (emutls_htab, emutls_object_type): New.
14767 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14768 (get_emutls_object_name, get_emutls_object_type): New.
14769 (get_emutls_init_templ_addr, emutls_decl): New.
14770 (emutls_common_1, emutls_finish): New.
14771 (assemble_variable): When emulating tls, swap decls; generate
14772 constructor for the emutls objects.
14773 (do_assemble_alias): When emulating tls, swap decl and target name.
14774 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14776 * varpool.c (decide_is_variable_needed): Look at force_output.
14777 Recurse for emulated tls.
14778 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14779 with decide_is_variable_needed.
14780 * emutls.c: New file.
14781 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14782 tls_object for real tls.
14784 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14786 PR rtl-optimization/29599
14787 * reload1.c (eliminate_regs_in_insn): Take the destination
14788 mode into account when computing the offset.
14790 2007-02-09 Stuart Hastings <stuart@apple.com>
14791 Richard Henderson <rth@redhat.com>
14793 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14794 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14795 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14796 fixuns_truncdfhi2): New.
14797 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14798 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14799 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14800 (floatunssidf2): Allow nonimmediate source.
14801 * config/i386/sse.md (movdi_to_sse): New.
14802 (vec_concatv2di): Drop '*'.
14803 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14804 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14805 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14807 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14808 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14809 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14810 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14811 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14812 ix86_build_const_vector.
14813 (x86_emit_floatuns): Rewrite.
14815 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14817 * genautomata.c (longest_path_length): Delete unused function.
14818 (struct state): Delete unused longest_path_length.
14819 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14820 (get_free_state): Delete unused.
14822 2007-02-09 Jan Hubicka <jh@suse.cz>
14824 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14825 * doc/invoke.texi (inline-unit-growth): Update default value.
14827 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14828 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14829 (rebuild_cgraph_edges): Likewise.
14830 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14831 (dump_cgraph_node): Dump frequencies.
14832 (cgraph_clone_edge): Add frequency scales.
14833 (cgraph_clone_node): Add freuqnecy.
14834 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14835 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14836 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14837 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14838 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14839 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14840 (save_inline_function_body): Likewise.
14841 * ipa-inline.c: inluce rtl.h
14842 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14843 (cgraph_edge_badness): Use frequencies.
14844 (cgraph_decide_recursive_inlining): Update clonning.
14845 (cgraph_decide_inlining_of_small_function): Dump frequency.
14846 * predict.c (estimate_bb_frequencies): Export.
14847 * predict.h (estimate_bb_frequencies): Declare.
14848 * tree-inline.c (copy_bb): Watch overflows.
14849 (expand_call_inline): Update call of cgraph_create_edge.
14850 (optimize_inline_calls): Use TODO flags to update frequnecies.
14851 * passes.h: Include predict.h
14852 (init_optimization_passes): Move profile ahead.
14853 (execute_function_todo): Handle TODO_rebuild_frequencies.
14855 2007-02-09 Roger Sayle <roger@eyesopen.com>
14857 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14858 the insbl or inswl pattern into a register.
14860 2007-02-09 Roger Sayle <roger@eyesopen.com>
14862 * config/ia64/ia64.md (bswapdi2): New define_insn.
14864 2007-02-09 Richard Henderson <rth@redhat.com>
14866 * config/i386/constraints.md (Ym): New constraint.
14867 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14868 (movdi_1_rex64): Split sse and xmm general register moves from
14869 memory move alternatives. Use conditional register constraints.
14870 (movsf_1, movdf_integer): Likewise.
14871 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14872 (movdf_integer_rex64): New.
14873 (pushsf_rex64): Fix output constraints.
14874 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14875 (sse2_stored): Likewise.
14876 (sse2_storeq_rex64): New.
14877 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14878 amd and not generic.
14879 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14880 for optimize_size. Remove SF/DFmode hack.
14882 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14884 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14887 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14888 Richard Sandiford <richard@codesourcery.com>
14890 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14891 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14892 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14893 m68k/t-mlib to tmake_file.
14894 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14895 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14896 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14897 Allow it to be cf or m68k. Set m68k_arch_family. If that
14898 variable is not empty, add t-$m68k_arch_family to tmake_file.
14899 Add t-mlibs to tmake_file.
14900 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14901 * config/m68k/t-cf: New file.
14902 * config/m68k/t-m68k: Likewise.
14903 * config/m68k/t-mlibs: Likewise.
14904 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14905 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14906 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14907 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14908 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14910 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14911 (INSTALL_LIBGCC): Delete.
14912 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14913 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14914 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14915 (M68K_MLIB_CPU): Define.
14916 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14917 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14918 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14920 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14921 Richard Guenther <rguenther@suse.de>
14923 PR middle-end/23361
14924 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14925 against INT_MIN/INT_MAX.
14926 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14927 file if a loop is removed.
14929 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14931 * calls.c (store_one_arg): Pass correct alignment to
14932 emit_push_insn for non-BLKmode values.
14933 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14934 unaligned stack slot via a suitably aligned slot.
14936 2007-02-08 DJ Delorie <dj@redhat.com>
14938 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14940 (legal_subregs): Use unsigned char, make const.
14941 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14943 2007-02-08 Paul Brook <paul@codesourcery.com>
14945 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14946 special interworking needed.
14948 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14950 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14951 conditional to __SSE2__.
14952 (Entries below should have been added to first ChangeLog
14953 entry for amdfam10 dated 2007-02-05)
14954 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14956 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14958 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14961 2007-02-08 DJ Delorie <dj@redhat.com>
14963 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14964 * config/m32c/m32c.c (legal_subregs): New.
14965 (m32c_illegal_subreg_p): New.
14966 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14967 unsupported subregs of hard regs.
14969 2007-02-08 Jan Hubicka <jh@suse.cz>
14971 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14972 the same one; always update histograms.
14974 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14976 * passes.c (init_optimization_passes): Tidy comment.
14978 2007-02-08 Roger Sayle <roger@eyesopen.com>
14980 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14981 strip zero_extend, bswap and rotates from POCOUNT's argument.
14982 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14983 zero_extend and rotates from PARITY's argument.
14984 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14985 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14986 of an integer constant at compile-time.
14988 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14991 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14993 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14996 * tree-ssa-live.c (remove_unused_locals): Do not remove
14997 TREE_ADDRESSABLE variables.
14998 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14999 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15000 FOR_CLOBBER. Update all users.
15001 If VAR has an associated alias set, add a virtual operand for
15002 it if no alias is found to conflict with the memory reference.
15004 2007-02-07 Jan Hubicka <jh@suse.cz>
15005 Robert Kidd <rkidd@crhc.uiuc.edu>
15007 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15009 2007-02-07 Ian Lance Taylor <iant@google.com>
15011 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15013 2007-02-07 Roger Sayle <roger@eyesopen.com>
15015 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15016 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15017 tablejumpdi, movsi_to_cr_one): Remove constraints from
15018 define_expand's match_operands.
15020 2007-02-07 Roger Sayle <roger@eyesopen.com>
15022 * global.c (compute_regsets): Move declatation of "i" inside of
15023 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15025 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15028 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15029 of INDIRECT_REF <RESULT_DECL>.
15031 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15033 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15034 Kaz Kojima <kkojima@gcc.gnu.org>
15037 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15039 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15041 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15043 * doc/loop.texi: Document possibility not to perform disambiguation
15044 of loops with multiple latches.
15045 * cfgloopmanip.c (alp_enum_p): Removed.
15046 (add_loop): Handle subloops. Use get_loop_body_with_size.
15047 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15048 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15049 the new forwarder block.
15050 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15051 Handle the case latch is NULL.
15052 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15053 modifications when marking loop exits.
15054 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15056 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15057 disambiguate_loops_with_multiple_latches.
15058 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15059 before fix_loop_structure.
15060 * cfgloop.c: Include pointer-set.h and output.h.
15061 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15062 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15063 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15064 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15065 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15066 disambiguate_multiple_latches, get_loop_body_with_size,
15067 disambiguate_loops_with_multiple_latches): New functions.
15068 (flow_loop_dump): Dump multiple latch edges.
15069 (flow_loop_nodes_find): Handle loops with multiple latches.
15070 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15071 (glb_enum_p): Modified.
15072 (get_loop_body): Use get_loop_body_with_size.
15073 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15074 (AVOID_CFG_MODIFICATIONS): New constant.
15075 (disambiguate_loops_with_multiple_latches, add_loop,
15076 get_loop_body_with_size): Declare.
15077 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15079 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15081 PR inline-asm/28686
15082 * global.c (compute_regsets): New function.
15083 (global_alloc): Refactored ELIMINABLE_REGSET
15084 and NO_GLOBAL_ALLOC_REGS computation out.
15085 (rest_of_handle_global_alloc): Call compute_regsets()
15086 for non-optimizing case.
15088 2007-02-06 Richard Henderson <rth@redhat.com>
15090 * config/i386/constraints.md (Y2): Rename from Y.
15091 (Yi): New constraint.
15092 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15093 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15094 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15095 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15096 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15097 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15098 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15099 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15100 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15101 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15102 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15103 vec_extractv2si_1): Change Y constraints to Y2.
15104 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15105 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15106 Change Y constraints to Y2.
15107 (sse2_loadld): Change Y constraints to x.
15109 2007-02-06 Roger Sayle <roger@eyesopen.com>
15111 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15112 (parity<mode>2): New define_expand using rs6000_emit_parity.
15113 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15114 rs6000_emit_parity): New functions.
15115 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15116 rs6000_emit_parity): Prototype here.
15118 2007-02-06 Ian Lance Taylor <iant@google.com>
15120 * lower-subreg.c (simple_move_operand): Reject CONST.
15121 (resolve_clobber): Call validate_change rather than directly
15122 assigning to XEXP (pat, 0).
15124 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15126 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15127 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15128 (tree-cfg.o): Remove hashtab.h dependency.
15130 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15131 (struct ivopts_data): Change niters to pointer_map_t.
15132 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15133 (niter_for_exit): Create pointer_map on demand. Change for
15135 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15136 (free_loop_data): Destroy data->niters if created and reset field.
15137 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15138 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15140 * tree-ssa-reassoc.c: Include pointer-set.h.
15141 (bb_rank): Change to long *.
15142 (operand_rank): Change to pointer_map_t.
15143 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15144 (insert_operand_rank): Accept long.
15145 (operand_entry_hash, operand_entry_eq): Remove.
15146 (get_rank): Return long. Adjust for changes above.
15147 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15149 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15151 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15152 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15153 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15155 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15156 directly since it cannot be NULL.
15157 (get_vi_for_tree): Rewrite for pointer_map API.
15158 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15159 (init_alias_vars): Create vi_for_tree as pointer_map.
15160 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15162 * tree-cfg.c: Don't include hashtab.h.
15163 (edge_to_cases): Declare as pointer_map.
15164 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15166 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15167 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15168 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15170 (record_switch_edge): Delete.
15171 (get_cases_for_edge): Adjust for pointer_map API, inline
15172 record_switch_edge (rewritten for new API), remove goto.
15174 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15176 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15177 * tree-nested.c: Include pointer-set.h.
15178 (var_map_elt, var_map_eq, var_map_hash): Delete.
15179 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15180 to pointer_map_t's.
15181 (nesting_info_bitmap_obstack): New.
15182 (lookup_field_for_decl): Adjust for pointer_map API.
15183 (lookup_tramp_for_decl): Adjust for pointer_map API.
15184 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15185 (get_local_debug_decl): Adjust for pointer_map API.
15186 (convert_nl_goto_reference): Adjust for pointer_map API.
15187 (convert_nl_goto_receiver): Adjust for pointer_map API.
15188 (create_nesting_tree): Create outside GGC space. Create bitmap on
15189 the new obstack. Create field_map and var_map as pointer_maps.
15190 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15192 (lower_nested_functions): Move root here, no need to NULL it.
15193 Initialize and release the obstack.
15195 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15197 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15198 Remove prototypes and make them non-static.
15199 (struct tree_int_map): Remove.
15200 * tree.h (struct tree_int_map): Move here, turning TO into an
15202 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15204 * tree.h (TREE_COMPLEXITY): Remove.
15205 (struct tree_exp): Remove complexity field.
15206 * tree.c (build1_stat): Don't set it.
15208 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15209 Victor Kaplansky <victork@il.ibm.com>
15211 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15212 (vect_is_simple_reduction): Support reduction with induction as
15213 one of the operands.
15214 (vect_is_simple_iv_evolution): Fix formatting.
15215 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15216 formatting. Don't mark induction phis for vectorization.
15217 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15218 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15219 (vect_get_vec_def_for_operand): Support induction.
15220 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15222 (vectorizable_reduction): Support reduction with induction as one of
15224 (vectorizable_type_demotion): Use def-type of stmt argument rather
15225 than dummy def-type.
15227 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15228 flag_tree_scev_cprop.
15229 * common.opt (tree-scev-cprop): New flag.
15231 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15232 call to vect_get_new_vect_var.
15234 2007-02-06 Ira Rosen <irar@il.ibm.com>
15236 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15237 vectype is not NULL.
15238 (vect_pattern_recog_1): Likewise.
15240 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15242 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15243 (fold_negate_expr): Likewise.
15245 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15248 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15249 even if cv-qualification is the same.
15251 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15253 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15254 __enable_execute_stack on completion.
15256 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15258 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15259 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15260 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15261 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15262 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15263 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15264 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15265 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15269 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15270 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15271 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15272 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15273 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15274 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15275 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15276 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15277 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15278 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15279 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15280 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15281 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15282 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15283 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15284 sqrtextenddfxf2_i387): Added amdfam10_decode.
15286 * config/i386/athlon.md (athlon_idirect_amdfam10,
15287 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15288 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15289 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15290 athlon_ivector_store_amdfam10): New define_insn_reservation.
15291 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15294 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15296 * config/i386/athlon.md (athlon_call_amdfam10,
15297 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15298 define_insn_reservation.
15299 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15300 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15301 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15303 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15305 * config/i386/athlon.md (athlon_sseld_amdfam10,
15306 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15307 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15309 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15311 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15312 define_insn_reservation.
15313 * config/i386/i386.md (sseins): Added sseins to define_attr type
15314 and define_attr unit.
15315 * config/i386/sse.md: Set type attribute to sseins for insertq
15318 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15320 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15321 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15322 ssecomi_load_amdfam10, ssecomi_amdfam10,
15323 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15324 define_insn_reservation.
15325 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15329 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15330 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15331 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15332 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15333 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15334 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15335 define_insn_reservation.
15337 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15338 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15339 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15340 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15341 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15343 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15345 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15346 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15347 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15348 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15349 athlon_ssemul_load_k8): Added amdfam10.
15351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15353 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15354 (x86_sse_unaligned_move_optimal): New variable.
15356 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15358 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15359 for unaligned vector SSE double/single precision loads for AMDFAM10.
15361 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15363 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15364 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15365 Define TARGET_CPU_DEFAULT_amdfam10.
15366 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15367 (processor_type): Add PROCESSOR_AMDFAM10.
15369 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15370 processor_type in config/i386/i386.h.
15371 Enable imul peepholes for TARGET_AMDFAM10.
15373 * config.gcc: Add support for --with-cpu option for amdfam10.
15375 * config/i386/i386.c (amdfam10_cost): New variable.
15376 (m_AMDFAM10): New macro.
15377 (m_ATHLON_K8_AMDFAM10): New macro.
15378 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15379 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15380 x86_promote_QImode, x86_integer_DFmode_moves,
15381 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15382 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15383 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15384 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15385 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15386 Enable/disable for amdfam10.
15387 (override_options): Add amdfam10_cost to processor_target_table.
15388 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15389 processor_alias_table.
15390 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15391 (ix86_adjust_cost): Add code for amdfam10.
15393 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15395 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15396 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15397 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15398 * config/i386/i386.h: Add builtin definition for SSE4A.
15399 * config/i386/i386.md: Add support for ABM instructions
15400 (popcnt and lzcnt).
15401 * config/i386/sse.md: Add support for SSE4A instructions
15402 (movntss, movntsd, extrq, insertq).
15403 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15404 Add -march=amdfam10 flag.
15405 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15406 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15408 * doc/extend.texi: Add documentation for SSE4A builtins.
15410 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15412 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15414 2007-02-05 Richard Guenther <rguenther@suse.de>
15416 * tree-vectorizer.h (vectorizable_function): Add argument type
15417 argument, change return type.
15418 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15419 * tree-vect-transform.c (vectorizable_function): Handle extra
15420 argument, return vectorized function decl.
15421 (build_vectorized_function_call): Remove.
15422 (vectorizable_call): Handle calls with result and argument types
15423 differing. Handle loop vectorization factor correctly.
15424 * targhooks.c (default_builtin_vectorized_function): Adjust for
15426 * targhooks.h (default_builtin_vectorized_function): Likewise.
15427 * target.h (builtin_vectorized_function): Add argument type
15429 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15430 extra argument, allow vectorizing of lrintf.
15431 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15432 documentation of target hook.
15434 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15437 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15438 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15439 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15441 2007-02-05 Roger Sayle <roger@eyesopen.com>
15443 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15444 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15445 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15446 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15447 before canonicalizing sincos to cexpi.
15448 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15450 2007-02-05 Roger Sayle <roger@eyesopen.com>
15452 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15453 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15454 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15456 2007-02-05 Roger Sayle <roger@eyesopen.com>
15458 * mips-tfile.c (initialize_init_file): Correct endianness test.
15460 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15462 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15463 the 'y' constraint.
15465 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15467 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15468 saves in a PARALLEL before the register assignments.
15470 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15472 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15473 DWARF_FRAME_RETURN_COLUMN to be a general register.
15474 * dwarf2out.c (init_return_column_size): New function, split from...
15475 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15476 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15477 to be nongeneral registers.
15478 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15480 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15481 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15483 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15485 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15487 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15489 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15490 (remove_path): Use can_remove_branch_p and remove_branch instead
15491 of loop_delete_branch_edge.
15492 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15493 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15494 Update profile using scale_dominated_blocks_in_loop.
15495 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15496 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15497 (can_remove_branch_p, remove_branch): Declare.
15498 * tree-cfg.c (tree_can_remove_branch_p): New function.
15499 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15500 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15501 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15503 2007-02-05 Jan Hubicka <jh@suse.cz>
15505 PR middle-end/30696
15506 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15507 nodes in cgraph, don't remove offline copy of the function.
15509 2007-02-04 Jan Hubicka <jh@suse.cz>
15511 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15512 vectors might cause maybe_lookup_element_for_expr to be called
15513 on non-sra-candidate.
15515 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15517 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15518 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15519 spelling conventions.
15521 2007-02-04 Richard Guenther <rguenther@suse.de>
15523 PR middle-end/30636
15524 * fold-const.c (try_move_mult_to_index): Make sure to not
15525 overflow one dimension of a multi-dimensional array access.
15527 2007-02-04 Jan Hubicka <jh@suse.cz>
15529 * passes.c (init_optimization_passes): Reindent.
15531 2007-02-04 Jan Hubicka <jh@suse.cz>
15532 Eric Botcazou <ebotcazou@adacore.com>
15534 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15535 (execute_fixup_cfg): Break out the abnormal goto code.
15536 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15537 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15538 (optimize_inline_calls): Call make_nonlocal_label_edges.
15540 2007-02-04 Jan Hubicka <jh@suse.cz>
15542 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15543 true when something was changed.
15544 (rename_ssa_copies): When something was changed, do
15545 TODO_remove_unused_locals.
15546 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15547 add TODO_remove_unused_locals when instruction was removed.
15549 2007-02-04 Jan Hubicka <jh@suse.cz>
15551 * ipa-inline.c (try_inline): Improve debug output; work on already
15553 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15554 call try_inline for already inlined edges too when flattening;
15555 inline also functions that make callee growth but overall unit size
15558 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15560 * config/m32c/bitops.md, config/m32c/jump.md,
15561 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15562 config/m32r/m32r.h, config/m32r/m32r.md,
15563 config/m32r/predicates.md, config/m68hc11/larith.asm,
15564 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15565 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15566 config/mips/mips-protos.h, config/mips/mips.c,
15567 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15568 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15569 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15570 spelling conventions.
15572 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15573 Follow spelling conventions.
15575 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15577 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15578 warn about C++0x compatibility.
15580 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15582 * config/h8300/h8300.c, config/h8300/h8300.h,
15583 config/h8300/h8300.md: Follow spelling conventions.
15585 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15587 PR middle-end/30667
15588 * combine.c (try_combine): Do not substitute source operand
15589 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15591 2007-02-03 Jan Hubicka <jh@suse.cz>
15593 PR gcov-profile/30650
15594 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15595 do not divide by zero for never executed counters.
15596 (tree_find_values_to_profile): Fix counters.
15597 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15599 2007-02-03 Ian Lance Taylor <iant@google.com>
15601 * lower-subreg.c (simple_move_operand): New static function,
15602 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15604 (simple_move): Call simple_move_operand.
15605 (find_decomposable_subregs): Add special handling of MEMs.
15606 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15607 meaning of return value. If we see a hard register, test whether
15608 it can store a word_mode value. Change all callers.
15610 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15612 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15613 ftrapv insns and expanders.
15614 (subdi3): Change define_expand operand 1 to arith11_operand, and
15615 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15616 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15617 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15620 PR middle-end/30174
15621 * varasm.c (notice_global_symbol): Treat global objects as weak when
15622 flag_shlib is true.
15624 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15626 * emit-rtl.c (dconstpi): Delete.
15627 (dconstsqrt2): New.
15628 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15629 * real.h (dconstpi): Delete.
15630 (dconstsqrt2): New.
15631 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15632 (fold_builtin_hypot): Likewise.
15634 2007-02-03 Tom Tromey <tromey@redhat.com>
15637 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15638 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15640 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15642 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15643 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15644 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15645 config/rs6000/cell.md, config/rs6000/darwin.h,
15646 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15647 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15648 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15649 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15650 typos. Follow spelling conventions.
15651 * doc/invoke.texi: Follow spelling conventions.
15653 2007-02-03 Roger Sayle <roger@eyesopen.com>
15655 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15656 canonicalization transformations that attempt to simplify integer
15657 constant comparisons to become comparisons against zero.
15659 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15661 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15663 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15664 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15666 2007-02-02 Mike Stump <mrs@apple.com>
15668 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15669 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15670 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15671 generate a branch island.
15673 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15675 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15676 (xtensa_legitimate_address_p): New.
15677 (xtensa_legitimize_address): New.
15678 (xtensa_output_addr_const_extra): New.
15679 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15681 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15682 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15683 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15684 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15685 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15686 (xtensa_legitimize_address): New.
15687 (xtensa_output_addr_const_extra): New.
15689 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15691 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15693 2007-02-02 Ian Lance Taylor <iant@google.com>
15695 * expmed.c (expand_divmod): Add comment.
15697 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15699 * emit-rtl.c (renumber_insns): Remove.
15700 * flags.h: Remove the extern for flag_renumber_insns.
15701 * rtl.h: Remove the prototype for renumber_insns.
15702 * toplev.c (flag_renumber_insns): Remove.
15704 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15706 Revert for x86 darwin:
15707 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15709 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15710 code before the following patch under TARGET_MACHO.
15711 (ix86_function_value_regno_p): Likewise.
15713 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15715 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15718 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15721 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15722 loads to general or fp registers. Add comments.
15723 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15725 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15727 * pointer-set.c (insert_aux): Only return insertion slot.
15728 (pointer_set_insert): Adjust.
15729 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15730 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15731 pointer_map_traverse): New.
15732 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15733 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15734 pointer_map_contains, pointer_map_traverse): Declare.
15736 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15738 PR middle-end/30473
15739 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15740 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15742 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15744 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15746 (struct _dep): New type.
15747 (dep_t): New typedef.
15748 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15749 (DEP_STATUS): New access macro. The macro with the same name was
15750 renamed to DEP_LINK_STATUS.
15751 (dep_init): Declare function
15753 (struct _dep_link): New type.
15754 (dep_link_t): New typedef.
15755 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15756 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15757 (DEP_LINK_STATUS): New macro.
15758 (debug_dep_links): New debug function.
15760 (struct _deps_list): New type.
15761 (deps_list_t): New typedef.
15762 (DEPS_LIST_FIRST): New access macro.
15763 (FOR_EACH_DEP_LINK): New cycle macro.
15764 (create_deps_list, free_deps_list, delete_deps_list): Declare
15766 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15767 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15768 (copy_deps_list_change_con): Ditto.
15770 (move_dep_link): Declare function.
15772 (struct _dep_node): New type.
15773 (dep_node_t): New typedef.
15774 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15776 (struct haifa_insn_data.back_deps): New field to hold backward
15777 dependencies of the insn.
15778 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15780 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15781 Change its type to deps_list_t.
15782 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15783 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15784 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15786 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15788 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15790 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15792 (dep_cost): Declare.
15794 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15795 (ds_to_dk, dk_to_ds): New functions.
15797 (init_dep_1): New static function.
15798 (init_dep): New function.
15799 (copy_dep): New static function.
15801 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15803 (detach_dep_link): New static function.
15804 (move_dep_link): New function.
15806 (dep_links_consistent_p, dump_dep_links): New static functions.
15807 (debug_dep_links): New debugging function.
15809 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15811 (alloc_deps_list, init_deps_list): New static functions.
15812 (create_deps_list): New function.
15813 (clear_deps_list): New static function.
15814 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15815 (deps_list_consistent_p, dump_deps_list): New static functions.
15816 (debug_deps_list): New function.
15817 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15819 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15821 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15822 use new scheduler dependencies lists.
15823 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15824 (sched_analyze): Ditto. Initialize dependencies lists.
15825 (add_forw_dep, compute_forward_dependences): Update to use new
15826 scheduler dependencies lists.
15828 (init_dependency_caches): Init deps_obstack.
15829 (free_dependency_caches): Free deps_obstack.
15831 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15832 new scheduler dependencies lists.
15833 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15834 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15836 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15837 Update to use new scheduler dependencies lists.
15838 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15839 (debug_dependencies): Ditto.
15840 (schedule_region): Update comments.
15842 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15843 scheduler dependencies lists.
15844 (schedule_ebb): Update comments.
15846 * rtl.def (DEPS_LIST): Remove.
15848 * lists.c (unused_deps_list): Remove.
15849 (free_list): Update assertions.
15851 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15852 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15854 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15855 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15857 * haifa-sched.c (comments): Update.
15858 (insn_cost1): Remove. Inline the code into insn_cost ().
15859 (insn_cost): Update to use new scheduler dependencies lists. Move
15860 processing of the dependency cost to dep_cost ().
15861 (dep_cost): New function. Use it instead of insn_cost () when
15862 evaluating cost of the dependency. Use compatible interface to
15863 interact with the target.
15864 (priority): Update to use new scheduler dependencies lists.
15865 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15866 with greater number of insns that depend on the insn.
15867 (schedule_insn): Update to use new scheduler dependencies lists. Add
15868 code to free backward dependencies lists. Inline and optimize code
15869 from resolve_dep () - see PR28071.
15870 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15871 lists. Update call to targetm.sched.is_costly_dependence hook.
15873 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15874 scheduler dependencies lists.
15876 (resolve_dep): Remove. Move the logic to schedule_insn ().
15877 (init_h_i_d): Initialize dependencies lists.
15879 (process_insn_depend_be_in_spec): Rename to
15880 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15881 dependencies lists.
15882 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15883 Update to use new scheduler dependencies lists.
15884 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15886 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15887 new scheduler dependencies lists.
15888 (build_intra_loop_deps): Ditto.
15890 * target.h (struct _dep): Declare to use in
15891 gcc_target.sched.is_costly_dependence.
15892 (struct gcc_target.sched.adjust_cost): Fix typo.
15893 (struct gcc_target.sched.is_costly_dependence): Change signature to
15894 use single dep_t parameter instead of an equivalent triad.
15895 (struct gcc_target.sched.adjust_cost_2): Remove.
15897 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15899 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15901 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15903 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15905 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15906 (REG_DEP_TRUE): Document.
15908 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15909 Change signature to correspond to the targetm.sched.adjust_cost hook.
15910 Update use in TARGET_SCHED_ADJUST_COST_2.
15911 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15912 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15913 new scheduler dependencies lists.
15914 (ia64_gen_check): Ditto.
15916 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15917 scheduler dependencies lists.
15919 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15920 signature to correspond to the targetm.sched.is_costly_dependence hook.
15921 (is_costly_group): Update to use new scheduler dependencies lists.
15923 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15924 instead of INSN_COST () macro.
15926 2007-02-01 Ian Lance Taylor <iant@google.com>
15928 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15930 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15932 * pa.md (tp_load): Correct mfctl instruction syntax.
15934 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15936 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15937 altivec_padding_size calculation on AIX. Improve comment, add
15938 assert to verify that it's right.
15940 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15943 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15945 PR inline-asm/28686
15946 * global.c (global_alloc): Add mising initialization of
15949 2007-02-01 Roger Sayle <roger@eyesopen.com>
15951 * alias.c (init_alias_analysis): Correct whitespace.
15952 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15953 partition_hot_cold_basic_blocks): Likewise.
15954 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15955 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15956 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15957 fold_builtin_snprintf_chk, fold_builtin_printf,
15958 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15959 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15960 * cfgcleanup.c (cleanup_cfg): Likewise.
15961 * cfgexpand.c (tree_expand_cfg): Likewise.
15962 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15963 * function.c (get_next_funcdef_no): Likewise.
15964 * gengtype.c (main): Likewise.
15965 * genmodes.c (main): Likewise.
15966 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15967 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15968 * ifcvt.c (noce_emit_move_insn): Likewise.
15969 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15971 * stor-layout.c (get_best_mode): Likewise.
15972 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15973 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15974 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15975 perform_var_substitution, solve_graph): Likewise.
15976 * tree-vrp.c (vrp_finalize): Likewise.
15978 2007-02-01 Ian Lance Taylor <iant@google.com>
15980 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15981 high part of a paradoxical subreg, return a constant zero.
15983 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15985 * toplev.c (lang_dependent_init): Call init_set_costs.
15986 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15988 2007-02-01 Richard Guenther <rguenther@suse.de>
15990 PR middle-end/30656
15991 * fold-const.c (fold_negate_expr): Allow negating a
15992 constant if overflow does not change.
15994 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15996 * doc/c-tree.texi (Expression trees): Improve markup.
15997 * doc/tm.texi (Register Classes, Addressing Modes)
15998 (Floating Point): Fix spacing after abbreviations. Fix some
16001 2007-02-01 Ben Elliston <bje@au.ibm.com>
16003 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16004 * doc/contrib.texi: Likewise.
16005 * doc/install.texi: Likewise.
16007 2007-01-31 Richard Henderson <rth@redhat.com>
16008 Ian Lance Taylor <iant@google.com>
16010 * lower-subreg.c: New file.
16011 * rtl.def (CONCATN): Define.
16012 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16013 pass_lower_subreg2.
16014 * emit-rtl.c (update_reg_offset): New static function, broken out
16015 of gen_rtx_REG_offset.
16016 (gen_rtx_REG_offset): Call update_reg_offset.
16017 (gen_reg_rtx_offset): New function.
16018 * regclass.c: Revert patch of 2006-03-05, restoring
16020 (clear_reg_info_regno): New function.
16021 * dwarf2out.c (concatn_loc_descriptor): New static function.
16022 (loc_descriptor): Handle CONCATN.
16023 * common.opt (fsplit_wide_types): New option.
16024 * opts.c (decode_options): Set flag_split_wide_types when
16026 * timevar.def (TV_LOWER_SUBREG): Define.
16027 * rtl.h (gen_reg_rtx_offset): Declare.
16028 (reg_scan_update): Declare.
16029 * regs.h (clear_reg_info_regno): Declare.
16030 * tree-pass.h (pass_lower_subreg): Declare.
16031 (pass_lower_subreg2): Declare.
16032 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16033 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16034 -fsplit-wide-types.
16035 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16036 * Makefile.in (OBJS-common): Add lower-subreg.o.
16037 (lower-subreg.o): New target.
16039 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16041 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16043 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16046 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16048 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16050 PR middle-end/29335
16051 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16053 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16055 * cfgloop.h: Include vec-prim.h.
16056 (enum li_flags): Remove LI_ONLY_OLD.
16057 (loop_iterator): Changed.
16058 (fel_next, fel_init): Iterate over loop tree.
16059 (FOR_EACH_LOOP_BREAK): New macro.
16060 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16062 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16063 * modulo-sched.c (sms_schedule): Ditto.
16064 * tree-vectorizer.c (vectorize_loops): Ditto.
16065 * doc/loop.texi: Update information on loop numbering and behavior of
16066 FOR_EACH_LOOP wrto new loops.
16067 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16068 add_to_evolution_1): Test nestedness of loops instead of comparing
16070 * tree-chrec.c (chrec_fold_plus_poly_poly,
16071 chrec_fold_multiply_poly_poly, chrec_evaluate,
16072 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16073 reset_evolution_in_loop): Ditto.
16074 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16076 2007-01-31 Dirk Mueller <dmueller@suse.de>
16078 * c-common.c (warn_about_parentheses): Separate warning about
16079 un-parenthized sequence of comparison operators from the one
16080 which is supposed to warn about x <= y <= z.
16082 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16084 * optabs.h (enum optab_index): Add new OTI_isinf.
16085 (isinf_optab): Define corresponding macro.
16086 * optabs.c (init_optabs): Initialize isinf_optab.
16087 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16089 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16090 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16092 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16093 expand_builtin_interclass_mathfn.
16094 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16095 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16096 (fxam<mode>2_i387): New insn pattern.
16097 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16098 built-in functions as x87 inline asm.
16100 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16102 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16104 2007-01-30 Eric Christopher <echristo@apple.com>
16106 * config.gcc: Add geode.
16108 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16110 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16111 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16112 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16113 value-prof.c: Fix comment typos.
16115 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16118 * doc/invoke.texi (Wpointer-arith): Document warning.
16120 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16122 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16123 the list of discrepancies from the draft TR.
16125 2007-01-30 Dirk Mueller <dmueller@suse.de>
16128 * doc/invoke.texi (-Wreturn-type): Update description to
16129 match new behavior.
16131 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16133 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16135 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16137 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16138 to handle optabs that operate on floating point input argument and
16139 output to integer output.
16140 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16141 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16142 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16143 expand_builtin_interclass_mathfn ().
16144 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16145 (ilogbsi2): Remove.
16146 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16147 ilogbl built-in functions as x87 intrinsics.
16149 2007-01-30 Richard Guenther <rguenther@suse.de>
16151 PR middle-end/27657
16152 * dwarf2out.c (reference_to_unused): Query varpool if the
16153 variable was output.
16155 2007-01-30 Richard Guenther <rguenther@suse.de>
16157 PR middle-end/30313
16158 * passes.c (execute_one_pass): Reset in_gimple_form to not
16159 confuse non-unit-at-a-time mode.
16161 2007-01-29 Roger Sayle <roger@eyesopen.com>
16162 Richard Guenther <rguenther@suse.de>
16164 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16165 avoid undefined behaviour on overflow. Use force_fit_type_double
16166 to construct the constant with the specified TREE_OVERFLOW.
16168 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16170 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16171 * config/dfp-bit.h: Ditto.
16173 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16175 * c-decl.c (pop_scope): Replace warnings with call to
16176 warn_for_unused_label.
16177 * c-common.h (warn_for_unused_label): Declare.
16178 * c-common.c (warn_for_unused_label): Define.
16180 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16182 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16185 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16187 * Makefile.in (USER_H): Remove decfloat.h.
16188 * ginclude/decfloat.h: Delete, moving contents to ...
16189 * ginclude/float.h: Add support for decimal floating point,
16190 guarded by __STDC_WANT_DEC_FP__.
16192 2007-01-29 Mike Stump <mrs@apple.com>
16194 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16195 Analysis and Representation to resolve case insensitive conflict.
16196 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16198 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16200 * tree.h (struct tree_memory_tag): Add aliases member.
16201 (MTAG_ALIASES): New macro.
16202 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16203 (add_may_alias): Remove pointer-set. Update for may_aliases being
16205 (mark_aliases_call_clobbered): Update for may_aliases being a
16207 (compute_tag_properties): Ditto.
16208 (create_partition_for): Ditto.
16209 (compute_memory_partitions): Ditto.
16210 (dump_may_aliases_for): Ditto.
16211 (is_aliased_with): Ditto.
16212 (add_may_alias_for_new_tag): Ditto.
16213 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16214 (compute_is_aliased): New function.
16215 (compute_may_aliases): Call compute_is_aliased).
16216 (init_alias_info): Initialize alias_bitmap_obstack.
16217 (union_alias_set_into): New function.
16218 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16219 (have_common_aliases_p): Rewrite to take two bitmaps and use
16221 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16222 Update for bitmaps.
16223 (finalize_ref_all_pointers): Update for add_may_alias changes.
16224 (new_type_alias): Ditto.
16225 * tree-flow-inline.h (may_aliases): Return a bitmap.
16226 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16227 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16228 may_aliases being a bitmap.
16229 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16230 may_aliases now returns a bitmap.
16231 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16233 * tree-ssa-operands.c (add_virtual_operand): Update for
16234 may_aliases being a bitmap.
16236 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16238 PR tree-optimization/30630
16239 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16240 variable as changed.
16242 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16245 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16246 expanded only once even if an error occurs.
16248 2007-01-29 Ben Elliston <bje@au.ibm.com>
16250 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16251 (__gcov_average_profiler): Likewise.
16252 (__gcov_ior_profiler): Likewise.
16253 (__gcov_merge_ior): Likewise.
16255 2007-01-28 Jan Hubicka <jh@suse.cz>
16257 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16258 * value-prof.c (stringop_block_profile): Likewise.
16260 2007-01-28 Jan Hubicka <jh@suse.cz>
16262 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16263 Add variant handling histograms; add wrapper.
16264 (clear_storage_via_libcall): Export.
16265 (emit_block_move_hints): Break out from ...; add histograms.
16266 (emit_block_move): ... this one.
16267 (clear_storage_hints): Break out from ...; add histograms.
16268 (clear_storage): ... this one.
16269 (set_storage_via_memset): Handle histogram.
16270 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16271 (clear_storage_hints, clear_storage_via_libcall): Declare.
16272 (set_storage_via_setmem): Update prototype.
16273 * doc/md.texi (movmem, setmem): Document new arguments.
16275 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16276 Add new histograms.
16277 (stringop_block_profile): New global function.
16278 (tree_stringops_values_to_profile): Profile block size and alignment.
16279 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16281 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16282 (stringop_block_profile): Declare.
16283 * builtins.c: Include value-prof.h.
16284 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16285 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16286 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16287 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16288 * profile.c (instrument_values): Add new counters.
16289 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16291 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16292 (tree_init_edge_profiler): Build new profilers.
16293 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16294 (pass_tree_profile): Add dump.
16295 (tree_profile_hooks): Update.
16296 * Makefile.in (LIBGCOV): Add new constants.
16297 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16298 __gcov_ior_profiler): New.
16299 * i386.md (movmem/setmem expanders): Add new optional arguments.
16301 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16303 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16305 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16307 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16308 (tree_unswitch_single_loop): Pass eni_size_weights to
16309 tree_num_loop_insns.
16310 * tree-ssa-loop-manip.c: Include tree-inline.h.
16311 (can_unroll_loop_p): Pass eni_size_weights to
16312 tree_num_loop_insns.
16313 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16314 Pass eni_size_weights to estimate_num_insns.
16315 * tree.h (init_inline_once): Export.
16316 * toplev.c (backend_init): Call init_inline_once.
16317 * cgraphunit.c (cgraph_process_new_functions,
16318 cgraph_analyze_function): Pass eni_inlining_weights to
16319 estimate_num_insns.
16320 * ipa-inline.c (compute_inline_parameters): Ditto.
16321 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16322 to estimate_num_insns.
16323 (try_unroll_loop_completely): Pass eni_size_weights to
16324 tree_num_loop_insns.
16325 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16326 ot estimate_num_insns.
16327 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16328 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16329 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16330 eni_time_weights): New variables.
16331 (init_inline_once): Initialize them.
16332 (struct eni_data): Mew.
16333 (estimate_num_insns_1, estimate_num_insns): Use weights.
16334 * tree-inline.h (struct eni_weights_d): New.
16335 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16336 (estimate_num_insns): Declaration changed.
16337 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16338 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16339 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16341 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16343 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16344 relations in the conflict function is valid.
16346 2007-01-27 Ian Lance Taylor <iant@google.com>
16348 * common.opt: Add fstrict-overflow.
16349 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16350 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16351 (TYPE_OVERFLOW_UNDEFINED): Define.
16352 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16354 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16355 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16356 (fold_negate_expr): Likewise.
16357 (make_range): Likewise.
16358 (extract_muldiv_1): Likewise.
16359 (maybe_canonicalize_comparison): Likewise.
16360 (fold_comparison): Likewise.
16361 (fold_binary): Likewise.
16362 (tree_expr_nonnegative_p): Likewise.
16363 (tree_expr_nonzero_p): Likewise.
16364 * tree-vrp.c (compare_values): Likewise.
16365 (extract_range_from_binary_expr): Likewise.
16366 (extract_range_from_unary_expr): Likewise.
16367 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16369 (nowrap_type_p): Likewise.
16370 * tree-scalar-evolution.c (simple_iv): Likewise.
16371 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16372 (build_range_check): Likewise.
16373 (extract_muldiv_1): Likewise.
16374 (fold_comparison): Likewise.
16375 * tree-vrp.c (vrp_int_const_binop): Likewise.
16376 (extract_range_from_unary_expr): Likewise.
16377 * convert.c (convert_to_integer): Likewise.
16378 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16379 (fold_comparison): Likewise.
16380 (fold_binary): Likewise.
16381 * optabs.c (optab_for_tree_code): Likewise.
16382 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16383 * simplify-rtx.c (simplify_const_relational_operation): Check
16384 flag_strict_overflow and flag_trapv.
16385 (simplify_const_relational_operation): Likewise.
16386 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16387 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16390 2007-01-27 Roger Sayle <roger@eyesopen.com>
16392 * tree.c (tree_fold_gcd): Delete.
16393 * tree.h (tree_fold_gcd): Remove prototype.
16394 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16395 test whether one constant integer is a multiple of another. Instead
16396 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16397 * fold-const.c (multiple_of_p): We've determined both TOP and
16398 BOTTOM are integer constants so we can call int_const_binop directly
16399 instead of the more generic const_binop.
16401 2007-01-27 Roger Sayle <roger@eyesopen.com>
16403 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16404 1*X check that the constant hasn't overflowed, to preserve the
16406 (round_up): Provide an efficient implementation when rouding-up an
16407 INTEGER_CST to a power-of-two.
16409 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16411 * doc/sourcebuild.texi: Add comma for clarity.
16412 * doc/extend.texi: Fix some typos.
16413 * doc/passes.texi: Likewise.
16414 * doc/cppinternals.texi: Likewise.
16415 * doc/c-tree.texi: Likewise.
16416 * doc/tree-ssa.texi: Likewise.
16417 * doc/install.texi: Likewise.
16419 2007-01-27 Jan Hubicka <jh@suse.cz>
16421 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16422 (pass_sra): Do not require alias information.
16423 * passes.c (init_optimization_passes): Add SRA
16425 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16427 * tracer.c (rest_of_handle_tracer): We already cleaned
16428 up the CFG in tracer() so don't do it here again.
16429 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16430 cleanup_cfg here, either. And don't call renumber_insns.
16432 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16433 and BB_HEAD are in the insn stream here. Instead make sure
16434 that BB_INSN is valid on all insns. Also, do check here that
16435 there are no pending branch predictions...
16436 (rtl_verify_flow_info): ...instead of doing it here. Checks
16437 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16440 2007-01-26 Roger Sayle <roger@eyesopen.com>
16442 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16443 function to simplify/factorize operand order canonicalization.
16444 (ix86_fixup_binary_operands): Reorganize using the above function.
16445 (ix86_binary_operator_ok): Likewise.
16447 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16449 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16450 file scope from optimize_attrs.
16451 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16453 (optimize_attrs): Clear insn_code_values after freeing it.
16455 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16457 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16458 a parts.base assignment.
16460 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16462 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16463 (compute_subscript_distance, initialize_data_dependence_relation,
16464 finalize_ddr_dependent, analyze_ziv_subscript,
16465 analyze_siv_subscript_cst_affine,
16466 compute_overlap_steps_for_affine_univar,
16467 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16468 analyze_siv_subscript, analyze_miv_subscript,
16469 analyze_overlapping_iterations, subscript_dependence_tester_1,
16470 compute_self_dependence, free_dependence_relation): Work
16471 with affine_fn instead of chrecs.
16472 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16473 common_affine_function, affine_function_base,
16474 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16475 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16476 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16477 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16478 (all_chrecs_equal_p): Removed.
16479 * tree-data-ref.h (affine_fn, conflict_function): New types.
16480 (struct subscript): Change type of conflicting_iterations_in_a
16481 and conflicting_iterations_in_b.
16483 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16486 * config/pa/pa.h (TARGET_HPUX_11): New.
16487 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16488 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16490 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16491 Richard Guenther <rguenther@suse.de>
16493 * tree-ssa-structalias.c (solve_graph): Handle case
16494 we merged the variable to another.
16496 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16498 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16501 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16502 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16504 2007-01-25 DJ Delorie <dj@redhat.com>
16506 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16507 allow changes to modes which don't fit in those registers.
16509 * reload1.c (choose_reload_regs): Check for invalid subregs before
16510 computing their locations, not after.
16512 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16515 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16516 save Altivec registers in an eh_return function.
16517 (compute_vrsave_mask): Likewise.
16518 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16519 for saving Altivec registers.
16520 (rs6000_emit_prologue): Don't allocate stack twice in
16521 eh_return function. Correct expected value of altivec_save_offset
16522 when using save_world. Describe save of R0 to stack when using
16523 save_world. Describe stack pointer adjustment when using
16524 save_world. Remove duplicated eh_return parameter register saving.
16525 Update sp_offset variable after save_world.
16526 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16528 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16529 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16532 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16534 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16536 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16539 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16540 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16542 2007-01-25 Richard Guenther <rguenther@suse.de>
16544 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16545 * common.opt (-Wcoverage-mismatch): New warning option.
16546 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16547 if -Wcoverage-mismatch is given.
16549 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16551 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16552 (ipcp_driver): Change to static definition.
16553 Add dumping of the ifunctions.
16554 (constant_val_insert): Remove unused parameter. Support for SSA.
16555 (ipcp_propagate_const): Support for SSA.
16556 (ipcp_profile_bb_print): Print only analyzed nodes.
16557 (ipcp_replace_map_create): Remove support for Fortran constant
16559 * ipa-prop.c (ipa_method_modify_stmt,
16560 ipa_callsite_compute_param): Support for SSA.
16561 * ipa-prop.h (ipcp_driver): Remove declaration.
16562 (IS_VALID_TREE_MAP_INDEX): Add define.
16564 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16566 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16568 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16570 PR middle-end/30447
16571 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16572 constant argument to cabs and do it without checking for
16573 -funsafe-math-optimizations.
16575 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16577 * c-common.h (RID_FIRST_CXX0X): New.
16578 (RID_LAST_CXX0X): New.
16579 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16581 * c.opt (Wc++0x-compat): New.
16582 * doc/invoke.texi (-Wc++0x-compat): Document.
16584 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16586 * builtins.c (fold_builtin_carg): New.
16587 (fold_builtin_1): Use it.
16589 2007-01-24 Jan Hubicka <jh@suse.cz>
16591 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16593 * ipa-inline.c (initial_insns, max_insns): Delete.
16594 (compute_max_insns): New function.
16595 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16596 amount of insns as base for code growth.
16597 (cgraph_decide_inlining): Make initial_insns local; do not compute
16599 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16600 * doc/invoke.texi (inline-unit-growth): Update docs.
16602 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16604 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16605 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16606 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16607 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16608 for CPUs that have PTA_CX16 set.
16610 PR middle-end/27416
16611 * gimplify.c (omp_check_private): New function.
16612 (gimplify_scan_omp_clauses): Use it for
16613 firstprivate/lastprivate/reduction.
16615 PR middle-end/30494
16616 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16617 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16619 PR middle-end/30421
16620 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16621 If lower_lastprivate_clauses emits some statements, append them
16622 to dlist rather than body_p and to body_p append an initializer.
16623 (lower_omp_for): Adjust caller.
16625 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16627 * target.h (globalize_decl_name): New.
16628 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16629 * output.h (default_globalize_decl_name): New.
16630 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16632 (globalize_decl): Ditto.
16633 (default_globalize_decl_name): New.
16634 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16635 (ia64_handle_version_id_attribute): New.
16636 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16637 (ia64_asm_output_external): Use globalize_decl_name instead
16638 of globalize_label.
16639 * doc/extend.texi (version_id): New pragma.
16640 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16642 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16644 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16645 _uleb128_t and _Unwind_SWord with _sleb128_t.
16646 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16647 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16649 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16650 * unwind-pe.h (read_uleb128, read_sleb128,
16651 read_encoded_value_with_base): Likewise.
16652 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16654 2007-01-24 Richard Guenther <rguenther@suse.de>
16656 * builtins.c (expand_builtin_cexpi): Get the fndecl
16657 for cexp in the correct way.
16659 2007-01-24 Jan Hubicka <jh@suse.cz>
16661 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16664 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16666 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16667 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16668 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16669 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16670 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16671 __SIZEOF_PTRDIFF_T__.
16672 * doc/cpp.texi: Documentation for the new builtin macros added.
16674 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16676 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16677 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16678 instead of operands[2] to avoid access past the end of array.
16680 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16682 * reload1.c (emit_reload_insns): Pass the reload register
16683 for a non-spill output reload through forget_old_reloads_1.
16685 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16687 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16688 _SOFT_DOUBLE if doubles use software floating-point.
16689 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16690 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16691 * config/rs6000/darwin-ldouble.c: Also compile functions for
16692 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16693 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16694 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16695 commented-out long double override.
16696 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16697 * config/rs6000/eabispe.h: Likewise.
16698 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16699 long double for non-SPE.
16700 (rs6000_handle_option): Likewise.
16701 (invalid_e500_subreg): Disallow more subregs involding DImode,
16702 DFmode, TImode or TFmode.
16703 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16705 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16707 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16708 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16710 (rs6000_legitimate_address): Also check for TFmode for E500
16712 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16713 (spe_build_register_parallel): Handle TFmode and TCmode.
16714 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16716 (function_arg): Handle TFmode and TCmode for E500 double.
16717 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16719 (print_operand): Handle TFmode and TImode for %y.
16720 (rs6000_generate_compare): Handle TFmode comparisons for E500
16722 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16723 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16724 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16725 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16726 TFmode for E500 double.
16727 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16728 (floatsidf2): Enable for E500 double.
16729 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16730 (extenddftf2): Change to extenddftf2_fprs.
16731 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16732 depending on TARGET_E500_DOUBLE.
16733 (extendsftf2): Enable for E500 double.
16734 (trunctfdf2): Enable for E500 double.
16735 (trunctfsf2): Change to trunctfsf2_fprs.
16736 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16737 depending on TARGET_E500_DOUBLE.
16738 (floatsitf2): Enable for E500 double.
16739 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16740 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16741 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16742 (negtf2): Change to negtf2_internal.
16743 (negtf2): New expander.
16744 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16745 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16746 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16747 (movdi_internal32): Use rs6000_nonimmediate_operand.
16748 (unnamed splitter): Likewise.
16749 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16750 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16751 (SPE64TF, DITI): New mode macros.
16752 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16755 (frob_<mode>_di_2): New.
16756 (frob_tf_di_8_2): New.
16757 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16759 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16761 (frob_ti_<mode>_8_2): New.
16762 (frob_ti_tf_2): New.
16763 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16764 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16766 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16767 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16768 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16769 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16770 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16771 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16774 2007-01-23 Ian Lance Taylor <iant@google.com>
16776 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16778 (OBJS-archive): Reformat, alphabetize.
16779 (OBJS): Change out_object_file to OBJS-md.
16781 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16783 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16784 JUMP_P and CALL_P predicates where applicable.
16785 * config/i386/i386.c: Ditto.
16786 * config/i386/i386.md: Ditto.
16787 * config/i386/mmx.md: Ditto.
16788 * config/i386/predicates.md: Ditto.
16790 2007-01-22 Andreas Schwab <schwab@suse.de>
16792 * config/m68k/m68k.h: Fix comment.
16794 2007-01-22 Jan Hubicka <jh@suse.cz>
16796 * passes.c (init_optimization_passes): Do not rerun
16797 pass_early_warn_uninitialized.
16799 2007-01-22 Richard Guenther <rguenther@suse.de>
16801 PR tree-optimization/30038
16802 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16804 (execute_cse_sincos_1): Likewise.
16805 (execute_cse_sincos): Likewise.
16806 (gate_cse_sincos): Likewise.
16807 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16808 the cexpi() canonicalization of sincos().
16809 * tree-pass.h (pass_cse_sincos): Declare.
16810 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16812 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16814 PR rtl-optimization/29329
16815 * combine.c (replaced_rhs_insn): Rename to i2mod.
16816 (replaced_rhs_value): Rename to i2mod_new_rhs.
16817 (i2mod_old_rhs): New global variable.
16818 (combine_instructions): Adjust for above change. Save a copy of
16819 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16820 note are substituted in the second instruction.
16821 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16822 ditch the note if it pertains to the second eliminated register
16823 and this register is mentioned in i2mod_old_rhs.
16826 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16828 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16829 the insn to which the note was originally attached.
16831 2007-01-21 Jan Hubicka <jh@suse.cz>
16833 * ipa-inline.c (inlining_mode): Comment, move up.
16834 (cgraph_decide_inlining_incrementally): Do not perform inlining
16835 itself; fix handling of flattening of self recursive functions.
16836 (cgraph_find_cycles): Remove.
16837 (cgraph_flatten_node): Remove.
16838 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16839 (try_inline): New function.
16840 (cgraph_early_inlining): Update call of
16841 cgraph_decide_inlining_incrementally. Apply inlining here.
16842 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16844 2007-01-21 Dirk Mueller <dmueller@suse.de>
16847 * tree-vrp.c (check_array_bounds): do not warn
16848 about ADDR_EXPR's of ARRAY_REF's which are immediately
16849 used in binary expressions.
16851 2007-01-21 Ira Rosen <irar@il.ibm.com>
16853 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16854 read_write_dep and macros for its access.
16855 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16856 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16857 argument, call vect_check_interleaving for every independent pair of
16858 data-refs. Mark loads that access the same memory location as a store
16860 (vect_check_dependences): Remove.
16861 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16862 call, fix the call to vect_analyze_data_ref_dependence.
16863 (vect_analyze_data_ref_access): For statements that access the same
16864 data-ref, check that they are not stores; for loads, check that there
16865 is no store that access the same location.
16867 2007-01-20 Roger Sayle <roger@eyesopen.com>
16868 Joseph Myers <joseph@codesourcery.com>
16870 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16871 (-fdump-rtl-stack): Likewise.
16872 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16873 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16874 (-mpt-fixed): Use @minus{} for minus sign.
16875 (Using Precompiled Headers): Fix under/overfull hbox.
16877 2007-01-20 Jan Hubicka <jh@suse.cz>
16879 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16880 place within annotation.
16882 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16884 * pa.c (output_move_double): Change array size of xoperands to 4.
16886 2007-01-20 Jan Hubicka <jh@suse.cz>
16888 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16891 2007-01-19 Ian Lance Taylor <iant@google.com>
16893 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16894 constant to unsigned HOST_WIDE_INT before negating.
16896 2007-01-19 Ian Lance Taylor <iant@google.com>
16898 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16900 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16901 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16902 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16903 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16904 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16905 (realloc_vdef, realloc_vuse): Change second parameter to
16907 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16908 fields to unsigned.
16909 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16910 unsigned. Change x and lim locals to unsigned.
16911 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16913 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16914 (copy_virtual_operands): Change i and n locals to unsigned.
16916 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16918 PR middle-end/29335
16919 * builtins.c (fold_builtin_1): Handle builtin fdim.
16921 2007-01-20 Jan Hubicka <jh@suse.cz>
16923 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16924 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16925 init_alias_heapvars.
16926 (init_alias_heapvars): Initialize only when not already initialized.
16927 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16929 2007-01-19 Roger Sayle <roger@eyesopen.com>
16931 * common.opt (fsigned-zeros): New command line option.
16932 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16933 of flag_unsafe_math_optimizations.
16934 * opts.c (set_fast_math_flags): The -ffast-math command line option
16935 implies -fno-signed-zeros.
16936 (fast_math_flags_set_p): Likewise.
16938 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16939 the documentation of -ffast-math appropriately. Wrap long lines.
16941 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16943 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16944 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16946 2007-01-19 Tomas Bily <tbily@suse.cz>
16948 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16950 (tree_init_ic_make_global_vars): New function
16951 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16952 (tree_gen_ic_profiler): New function
16953 (tree_gen_ic_func_profiler): New function
16954 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16955 (tree_profile_hooks): Added hook for indirec/virtual calls
16956 * value-prof.c (tree_find_values_to_profile): New case for
16958 (tree_values_to_profile): Call for determining indirect/virtual
16960 (tree_indirect_call_to_profile): New function
16961 (tree_ic_transform): New function
16962 (tree_ic): New function
16963 (find_func_by_pid): New function
16964 (init_pid_map): New function
16965 (tree_value_profile_transformations): Added check for
16966 indirect/virtual call transformation
16967 * value-prof.h (enum hist_type): New counter type for
16968 indirect/virtual calls
16969 (profile_hooks): Added new hook for profiling indirect/virtual
16971 * profile.c (instrument_values): New case for indirect/virtual
16973 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16974 (GCOV_COUNTER_V_INDIR): New counter type
16975 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16976 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16978 * cgraph.c: Definition of cgraph_max_pid
16979 (cgraph_create_node): Default init of pid attribute
16980 * cgraph.h: Declaration of cgraph_max_pid
16981 (struct cgraph_node): Added pid attribute
16982 * libgcov.c (__gcov_indirect_call_profiler): New function
16983 (__gcov_one_value_profiler_body): New function
16984 (__gcov_one_value_profiler): Body was moved to
16985 __gcov_one_value_profiler_body and calls it
16987 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16989 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16990 * gengtype.c (write_types_data, write_func_for_structure,
16991 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16992 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16993 (walk_type, write_func_for_structure): Generate the mark_hook if
16996 2007-01-19 Jan Hubicka <jh@suse.cz>
16998 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16999 'early' argument take inlining mode argument specifying whether to
17000 inline for size/speeed or all functions; add support for flattening;
17002 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17004 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17007 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17008 the name of the declared identifier.
17010 2007-01-19 Dirk Mueller <dmueller@suse.de>
17012 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17013 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17014 duplicate evaluation.
17016 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17018 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17019 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17020 to XFMode, use acosxf2 and truncate result to requested mode.
17021 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17022 (asin<mode>2): Similarly, with asin expanders.
17023 (*fscalexf4_i387): Rename from *fscalexf4.
17024 (expNcorexf3): New expander.
17025 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17026 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17027 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17028 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17029 patterns for SSE math.
17030 (exp10<mode>2): Similarly, with exp10 expanders.
17031 (exp2<mode>2): Similarly, with exp2 expanders.
17032 (expm1<mode>2): Similarly, with expm1 expanders.
17033 (ldexp<mode>3): Similarly, with ldexp expanders.
17034 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17035 Use gen_truncxf<mode>2_i387_noop to truncate result.
17037 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17039 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17040 for ColdFire targets.
17042 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17043 Richard Sandiford <richard@codesourcery.com>
17045 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17046 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17047 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17048 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17049 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17050 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17052 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17054 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17055 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17056 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17057 (*adddi_dilshr32_cf): New pattern.
17058 (adddi3, subdi3): Remove first alternatives.
17060 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17062 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17063 implemented using move.l, do not use its cc result for floating-point
17066 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17068 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17069 from accepting 's' constraints if flag_pic.
17071 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17073 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17074 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17075 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17076 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17078 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17080 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17081 ColdFire alternatives.
17082 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17083 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17084 architectures that support ff1 instruction.
17086 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17087 Julian Brown <julian@codesourcery.com>
17089 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17090 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17091 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17094 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17096 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17098 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17099 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17100 HOST_WIDE_INT instead of an rtx.
17101 (m68k_rtx_costs): Update call accordingly.
17102 (output_move_const_into_data_reg): Likewise. Fix formatting.
17103 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17105 (output_move_simode_const): Update calls after above changes.
17106 Rework to use automatic variables and predicates like MEM_P.
17107 * config/m68k/m68k.md (pushexthisi_const): Update call to
17110 2007-01-19 Dirk Mueller <dmueller@suse.de>
17112 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17113 in dump_flags test.
17115 2007-01-19 Richard Guenther <rguenther@suse.de>
17117 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17118 via cexp in case sincos is not available.
17120 2007-01-19 Richard Guenther <rguenther@suse.de>
17122 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17123 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17124 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17125 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17126 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17127 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17128 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17129 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17131 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17133 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17135 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17136 (atan2xf3): Directly generate RTL pattern.
17137 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17138 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17139 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17140 disable patterns for SSE math.
17141 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17142 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17143 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17144 disable patterns for SSE math.
17146 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17148 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17150 2007-01-18 Roger Sayle <roger@eyesopen.com>
17152 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17153 VIEW_CONVERT_EXPR to the same type as it's operand.
17155 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17157 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17158 configured for long double 128.
17160 2007-01-18 Mike Stump <mrs@apple.com>
17162 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17165 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17167 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17170 2007-01-18 Jan Hubicka <jh@suse.cz>
17172 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17173 greater than NUM_VOP_FREE_BUCKETS.
17175 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17177 * tree-ssa-structalias.c: Update comments.
17178 (ptabitmap_obstack): Removed.
17179 (pta_obstack): New.
17180 (oldpta_obstack): Ditto.
17181 (stats): Add a few members.
17182 (struct variable_info): Remove node, complex, address_taken, and
17183 indirect_target members. Add oldsolution member.
17184 (new_var_info): Do not initialize removed members.
17185 (constraint_expr_type): Remove INCLUDES.
17186 (constraint_graph): Add size, implicit_preds, rep,
17187 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17188 (FIRST_REF_NODE): New macro.
17189 (LAST_REF_NODE): Ditto.
17190 (FIRST_ADDR_NODE): Ditto.
17191 (find): New function.
17193 (dump_constraint): Do not handle INCLUDES.
17194 (insert_into_complex): Do not insert duplicate constraints.
17195 (condense_varmap_nodes): Renamed and rewritten into ...
17196 (merge_node_constraints): This. Also fix bug in handling of
17197 offseted copy constraints.
17198 (clear_edges_for_node): No longer need to deal with preds at all,
17199 or removing associated preds/succs.
17200 (merge_graph_nodes): Deal with indirect_cycles.
17201 Don't deal with predecessors.
17202 (add_implicit_graph_edge): New function.
17203 (add_pred_graph_edge): Ditto.
17204 (add_graph_edge): Don't deal with predecessors.
17205 (build_constraint_graph): Removed.
17206 (build_pred_graph): New function.
17207 (build_succ_graph): Ditto.
17208 (struct scc_info): Removed in_component. Added roots, dfs, and
17209 node_mapping. Remove visited_index, unification_queue.
17210 (scc_visit): Deal with union-find we do now.
17211 Deal with cycles with REF nodes.
17212 (collapse_nodes): Renamed and rewritten to ...
17213 (unify_nodes): This.
17214 (process_unification_queue): Removed.
17215 (topo_visit): Cleanup
17216 (do_da_constraint): Use find.
17217 (do_sd_constraint): Ditto.
17218 (do_ds_constraint): Ditto.
17219 (do_complex_constraint): Ditto.
17220 (init_scc_info): Update for removed and added members.
17221 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17222 (find_indirect_cycles): This.
17223 (equivalence_class): New variable.
17224 (label_visit): New function.
17225 (perform_variable_substitution): Rewritten.
17226 (free_var_substitution_info): New function.
17227 (find_equivalent_node): Ditto.
17228 (move_complex_constraints): Ditto.
17229 (eliminate_indirect_cycles): Ditto.
17230 (solve_graph): Only propagate changed bits.
17231 Use indirect cycle elimination.
17233 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17234 (tree_id_eq): Renamed to ...
17235 (tree_vi_eq): This. Update for member change
17236 (insert_id_for_tree): Renamed and rewritten to ...
17237 (insert_vi_for_tree): This.
17238 (lookup_id_for_tree): Renamed and rewritten to ...
17239 (lookup_vi_for_tree): This.
17240 (get_id_for_tree): Renamed and rewritten to ...
17241 (get_vi_for_tree): Ditto.
17242 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17243 (process_constraint): Don't handle INCLUDES.
17244 Remove special ADDRESSOF case.
17245 (find_func_aliases): Rewrite to use vi functions instead of id
17247 (create_function_info_for): Ditto.
17248 (create_variable_info_for): Ditto.
17249 (intra_create_variable_infos): Ditto.
17250 (merge_smts_into): Ditto.
17251 (find_what_p_points_to): Ditto.
17252 (init_base_vars): Ditto.
17253 (init_alias_vars): Ditto.
17254 (remove_preds_and_fake_succs): New function.
17255 (dump_sa_points_to_info): Dump new stats.
17256 (dump_solution_for_var): Use find.
17257 (set_used_smts): Fix formatting.
17258 (compute_points_to_sets): Updated for new functions.
17259 (ipa_pta_execute): Ditto.
17261 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17262 Richard Sandiford <richard@codesourcery.com>
17264 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17266 * calls.c (expand_call): If the return value is a PARALLEL,
17267 extract its first member.
17268 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17269 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17270 use FUNCTION_EXTRA_EPILOGUE.
17271 (m68k_function_value): Return a PARALLEL if the return value
17272 is of a pointer type.
17273 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17274 (FUNCTION_EXTRA_EPILOGUE): Remove.
17275 * config/m68k/m68k.md (D0_REG): New constant.
17277 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17279 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17280 output a NOP for empty epilogues.
17282 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17284 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17285 before function. Extend register save check to include all
17286 registers, not just integer ones.
17288 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17290 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17291 (m68k_use_return_insn): ...this.
17292 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17293 * config/m68k/m68k.c (use_return_insn): Rename to...
17294 (m68k_use_return_insn): ...this.
17295 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17296 of USE_RETURN_INSN.
17298 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17300 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17301 nearest even, fix denormal rounding overflow.
17303 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17305 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17306 f%$smove and f%$move.
17307 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17308 (extendsfdf2_cf): Use fdmove instead of f%&move.
17309 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17310 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17312 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17314 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17317 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17319 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17320 (coldfire_single_format): Declare.
17321 (coldfire_double_format): Likewise.
17322 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17323 of qnan_msb_set to determine the lower bits of a canonical
17325 (encode_ieee_double): Likewise.
17326 (encode_ieee_quad): Likewise.
17327 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17328 (mips_single_format): Likewise.
17329 (ieee_double_format): Likewise.
17330 (mips_double_format): Likewise.
17331 (ieee_extended_motorola_format): Likewise.
17332 (ieee_extended_intel_96_format): Likewise.
17333 (ieee_extended_intel_128_format): Likewise.
17334 (ieee_extended_intel_96_round_53_format): Likewise.
17335 (ibm_extended_format): Likewise.
17336 (mips_extended_format): Likewise.
17337 (ieee_quad_format): Likewise.
17338 (mips_quad_format): Likewise.
17339 (vax_f_format): Likewise.
17340 (vax_d_format): Likewise.
17341 (vax_g_format): Likewise.
17342 (i370_single_format): Likewise.
17343 (i370_double_format): Likewise.
17344 (decimal_single_format): Likewise.
17345 (decimal_double_format): Likewise.
17346 (decimal_quad_format): Likewise.
17347 (c4x_single_format): Likewise.
17348 (c4x_extended_format): Likewise.
17349 (real_internal_format): Likewise.
17350 (coldfire_single_format): New real_format.
17351 (coldfire_double_format): Likewise.
17352 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17353 canonical_nan_lsbs_set.
17354 (pdp11_d_format): Likewise.
17355 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17356 if TARGET_COLDFIRE_CPU.
17358 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17360 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17361 (output_call, m68k_legitimize_call_address): Declare.
17362 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17363 parenthesees. Add support for a 'W' constraint.
17364 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17365 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17366 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17367 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17369 (override_options): Initialize them. Do not set flag_no_function_cse
17370 for TARGET_ID_SHARED_LIBRARY.
17371 (m68k_output_pic_call): Delete.
17372 (m68k_legitimize_call_address): New function.
17373 (print_operand): Remove the %o prefix. Handle the %p prefix.
17374 (output_call): New function.
17375 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17376 target address from the GOT if symbolic jumps are not allowed.
17377 * config/m68k/m68k.md (call, general_operand): Do not set
17378 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17379 Merge separate flag_pic and !flag_pic define_insns into...
17380 (*call, *call_value): ...these new patterns. Match the address
17381 rather than the containing MEM and require it to be a call_operand.
17382 Use output_call to generate the asm template.
17383 * config/m68k/predicates.md (const_call_operand): New predicate.
17384 (call_operand): Likewise.
17386 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17388 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17389 (STACK_GROWS_DOWNWARD): Define to 1.
17390 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17391 comments, emphasizing that these values are only defaults.
17392 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17393 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17395 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17397 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17399 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17400 Richard Sandiford <richard@codesourcery.com>
17402 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17403 (FP_REGNO_P): New macros.
17404 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17405 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17406 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17407 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17409 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17411 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17412 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17414 * config/m68k/t-floatlib: New file, extracting common code from...
17415 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17416 * config/m68k/t-uclinux: Here.
17417 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17418 routines on ColdFire targets.
17420 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17422 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17423 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17424 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17425 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17426 explicitly set MOTOROLA to 1.
17427 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17430 Nathan Sidwell <nathan@codesourcery.com>
17432 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17433 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17434 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17435 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17436 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17437 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17438 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17439 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17440 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17441 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17442 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17443 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17444 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17445 (DBX_REGISTER_NUMBER): Delete.
17446 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17447 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17448 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17450 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17452 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17453 * config/flat.h: New file.
17454 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17455 OBJECT_FORMAT_FLAT.
17456 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17457 indirect references for -msep-data or -mid-shared-library.
17458 Do not use PC-relative code addresses either.
17459 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17461 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17462 for shared libraries and crt1.o for executables. Use crti.o and
17464 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17465 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17466 Do not add -elf2flt or -shared-lib-id options here.
17467 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17468 Pass -shared-lib-id if -mid-shared-library, taking the library
17469 identifier from -mshared-library-id if given, otherwise
17471 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17472 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17473 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17474 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17475 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17476 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17478 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17479 jump sequence for ISA A and ISA A+.
17480 (PICJUMP): Likewise.
17482 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17484 * config.gcc (m68k-*-uclinux*): Base the port on the common
17485 and m68k GNU/Linux files rather than on the generic ELF ones.
17486 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17487 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17489 2007-01-18 Julian Brown <julian@codesourcery.com>
17490 Richard Sandiford <richard@codesourcery.com>
17492 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17493 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17494 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17496 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17497 80 unconditionally.
17498 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17500 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17502 * doc/install.texi: Document m68k-uclinuxoldabi.
17503 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17504 * config/m68k/uclinux-oldabi.h: New file, copied from
17505 config/m68k/uclinux.h.
17507 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17509 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17510 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17511 (m32r_compute_frame_size): Use unsigned for regno.
17512 (m32r_reload_lr): Use gen_frame_mem.
17514 (m32r_output_function_epilogue): Don't output the function epilogue
17516 (m32r_expand_epilogue): New.
17517 (direct_return): Return false if the function has the interrupt
17519 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17520 * config/m32r/m32r.md (epilogue): New expander.
17521 (return_lr, return_rte): New insns.
17522 (return): Make it expander.
17523 (return_normal): New expander.
17525 2007-01-18 Josh Conner <jconner@apple.com>
17528 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17529 support for UNLE, UNLT, UNGE, and UNGT.
17531 2007-01-18 Jan Hubicka <jh@suse.cz>
17533 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17534 * tree-tailcall (add_virtual_phis): Likewise.
17535 (optimize_tail_call): Return TODOs.
17536 (execute_tail_calls): Return TODOs.
17537 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17538 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17540 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17541 Cleanup cfg using TODO.
17542 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17543 * passes.c (execute_function_todo): When cleanup did something, remove
17545 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17546 (make_edges): Don't cleanup_cfg.
17548 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17550 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17551 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17552 operate on the top of stack.
17553 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17554 register handling of instructions that output to the second
17556 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17557 (move_for_stack_reg): Special-case check for dead destination
17558 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17560 * config/i386/i386.md (UNSPEC_TAN): New constant.
17561 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17562 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17563 to correctly model move of constant 1.0 to top stack slot.
17564 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17565 (unnamed peephole2 pattern): Remove corresponding peephole2
17566 pattern that optimizes tan insn and loading of constant 1.0.
17567 (tanxf2): Use fptanxf4_i387.
17568 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17569 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17570 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17571 disable patterns for SSE math.
17572 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17573 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17575 2007-01-18 Dirk Mueller <dmueller@suse.de>
17576 Richard Guenther <rguenther@suse.de>
17579 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17580 * common.opt (Warray-bounds): Add new warning option.
17581 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17583 * Makefile.in: make tree-vrp.o depend on toplev.h
17584 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17586 (check_array_refs, check_array_bounds, check_array_ref): New.
17588 2007-01-18 Jan Hubicka <jh@suse.cz>
17590 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17591 (execute_ssa_ccp): Return flags conditionally.
17592 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17594 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17596 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17598 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17599 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17601 * Makefile.c (GTFILES): Add cfglayout.h.
17602 * gengtype.c (open_base_files): Likewise.
17603 * cfglayout.c (cfg_layout_function_footer,
17604 cfg_layout_function_header) Reindent to make gengtype happy.
17605 * cfglayout.h (cfg_layout_function_footer,
17606 cfg_layout_function_header): Add GTY(()) marker.
17608 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17610 2007-01-18 Ben Elliston <bje@au.ibm.com>
17612 * genautomata.c (write_automata): Include xstrerror output in the
17613 error message if writing the DFA description file fails.
17615 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17617 * config/mips/mips-protos.h (mips_output_external): Make it
17619 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17620 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17621 (extern_list): Likewise.
17622 (extern_head): Likewise.
17623 (TARGET_ASM_FILE_END): Likewise.
17624 (mips_file_end): Likewise.
17625 (mips_output_external): Rewritten.
17627 2007-01-18 Ben Elliston <bje@au.ibm.com>
17629 * genpreds.c (write_insn_preds_c): Only write out the function
17630 body for regclass_for_constraint if we have register constraints.
17632 2007-01-17 Tom Tromey <tromey@redhat.com>
17634 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17635 * doc/install.texi (Testing): Use sourceware.org.
17636 (Binaries): Likewise.
17637 (Specific): Likewise.
17638 * doc/contrib.texi (Contributors): Use sourceware.org.
17640 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17642 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17643 (AVR_ENHANCED): Rename to ...
17644 (AVR_HAVE_MUL): ... new.
17645 (avr_enhanced_p): Rename to ...
17646 (avr_have_mul_p): ... new.
17647 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17648 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17649 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17650 (avr_have_mul_p): ... new.
17651 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17652 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17653 'avr_enhanced_p' and 'enhanced'.
17654 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17655 AVR_HAVE_MUL instead of AVR_ENHANCED.
17656 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17657 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17658 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17659 instead of AVR_ENHANCED.
17660 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17661 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17662 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17664 2007-01-17 Ian Lance Taylor <iant@google.com>
17666 * vec.h (VEC_reserve_exact): Define.
17667 (vec_gc_p_reserve_exact): Declare.
17668 (vec_gc_o_reserve_exact): Declare.
17669 (vec_heap_p_reserve_exact): Declare.
17670 (vec_heap_o_reserve_exact): Declare.
17671 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17673 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17674 negative parameter.
17675 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17676 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17677 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17678 * vec.c (calculate_allocation): Add exact parameter. Change all
17680 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17681 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17682 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17683 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17684 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17685 (vec_heap_p_reserve_exact): New function.
17686 (vec_heap_o_reserve_exact): New function.
17688 2007-01-17 Jan Hubicka <jh@suse.cz>
17690 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17692 2007-01-17 Eric Christopher <echristo@apple.com>
17694 * config.gcc: Support core2 processor.
17696 2007-01-16 Jan Hubicka <jh@suse.cz>
17698 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17699 the names, just unlink the chain so we don't crash on dangling
17703 2007-01-16 Jan Hubicka <jh@suse.cz>
17705 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17706 * tree-pass.h: Reorder to make IPA passes appear toegher.
17707 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17709 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17710 parameters, do not call early inliner.
17711 * ipa-inline.c: Update comments. Include tree-flow.h
17712 (cgraph_decide_inlining): Do not compute inlining parameters.
17713 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17714 be called with function context set up.
17715 (pass_ipa_inline): Remove unreachable functions before pass.
17716 (cgraph_early_inlining): Simplify assuming to be called from the
17718 (pass_early_inline): New pass.
17719 (cgraph_gate_ipa_early_inlining): New gate.
17720 (pass_ipa_early_inline): Turn into simple wrapper.
17721 (compute_inline_parameters): New function.
17722 (gate_inline_passes): New gate.
17723 (pass_inline_parameters): New pass.
17724 (apply_inline): Move here from tree-optimize.c
17725 (pass_apply_inline): New pass.
17726 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17728 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17729 doing them by hand.
17730 (tree_function_versioning): Do not allocate dummy struct function.
17731 * tree-inline.h (optimize_inline_calls): Update prototype.
17732 * tree-optimize.c (execute_fixup_cfg): Export.
17733 (pass_fixup_cfg): Remove
17734 (tree_rest_of_compilation): Do not apply inlines.
17735 * tree-flow.h (execute_fixup_cfg): Declare.
17736 * Makefile.in (gt-passes.c): New.
17737 * passes.c: Include gt-passes.h
17738 (init_optimization_passes): New passes.
17739 (nnodes, order): New static vars.
17740 (do_per_function_toporder): New function.
17741 (execute_one_pass): Dump current pass here.
17742 (execute_ipa_pass_list): Don't dump current pass here.
17744 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17746 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17747 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17749 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17751 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17752 (strong_alias): Define.
17753 (__gcc_qmul): Provide non-FMA for soft-float.
17754 (__gcc_qdiv): Same.
17759 (__gcc_qunord): New.
17769 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17770 soft-float functions.
17771 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17772 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17773 about long double soft float.
17775 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17776 Tehila Meyzels <tehila@il.ibm.com>
17778 * tree-vectorizer.h (is_pattern_stmt_p): New.
17779 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17780 formatting (tabs instead of spaces). Cleanup and clarify setting
17781 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17782 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17783 (vectorizable_type_demotion): Check that types are integral.
17784 (vectorizable_type_promotion): Likewise.
17785 (vectorizable_store): Fix typo. Eliminate new-line at end of
17788 2007-01-16 Jan Hubicka <jh@suse.cz>
17790 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17793 2007-01-15 Eric Christopher <echristo@apple.com>
17795 * ifcvt.c: Include vec.h, vecprim.h.
17796 (check_cond_move_block): New argument regs.
17797 Reorganize. Add registers used to regs.
17798 (cond_move_process_if_block): Use regs set above as
17801 2007-01-15 Eric Christopher <echristo@apple.com>
17803 * config/darwin.h: Update copyright.
17804 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17805 (LINK_COMMAND_SPEC): Add -u.
17806 (LINK_SPEC): Fix umbrella for above.
17808 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17810 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17813 2007-01-15 Tom Tromey <tromey@redhat.com>
17815 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17816 * doc/install.texi (Testing): Don't mention jacks.
17817 (Configuration): Document --enable-java-maintainer-mode. Move
17818 --with-java-home to libgcj-specific section. Document
17820 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17822 2007-01-15 Jan Hubicka <jh@suse.cz>
17824 * tree-ssa-dce.c (DCE_TODOs): New.
17825 (propagate_necessity): Return if something changed.
17826 (eliminate_unnecessary_stmts): Likewise.
17827 (perform_tree_ssa_dce): Return TODO flags when needed.
17828 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17830 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17832 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17833 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17834 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17835 patterns using X87MODEF12 mode macro. Extend operand 1
17836 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17837 (log10<mode>2): Ditto.
17838 (log2<mode>2): Ditto.
17839 (log1p<mode>2): Ditto.
17840 (logb<mode>2): Ditto.
17841 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17842 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17843 (*fxtractxf3_i387): Rename from *fxtractxf3.
17844 (fxtract_extend<mode>xf3_i387): New insn pattern.
17845 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17846 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17847 and gen_fyl2xxf3_i387().
17849 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17851 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17852 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17853 get_loop_exit_edges. Changed return type to bool.
17854 * cfgloop.h (fix_loop_placement): Declaration removed.
17856 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17858 * param.h (MIN_VECT_LOOP_BOUND): New.
17859 * params.def (MIN_VECT_LOOP_BOUND): New.
17860 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17861 argument - minimum threshold for number of iterations.
17862 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17863 argument to declaration.
17864 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17865 MIN_VECT_LOOP_BOUND.
17866 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17867 slpeel_tree_peel_loop_to_edge with additional argument.
17868 (vect_do_peeling_for_alignment): Likewise.
17869 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17871 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17874 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17875 operands of size 1.
17877 2007-01-14 Jan Hubicka <jh@suse.cz>
17879 * tree-dfa.c (remove_referenced_var): New function.
17880 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17881 prune referenced vars list too.
17882 * tree-flow.h (remove_referenced_var): Declare.
17884 2007-01-14 Jan Hubicka <jh@suse.cz>
17886 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17888 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17889 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17890 * except.h (verify_eh_throw_table_statements): Kill prototype.
17891 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17892 into call exrepssions.
17893 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17895 * tree-cfg.c: Include pointer-set.h.
17896 (verify_node_sharing): Work on pointer set.
17897 (verify_eh_throw_stmt_node): New.
17898 (verify_stmts): Use pointers sets, verify throw_stmt.
17900 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17902 * ipa-reference.c (analyze_function): Consider also addresses taken
17905 2007-01-12 Roger Sayle <roger@eyesopen.com>
17907 * c-typeck.c (null_pointer_constant_p): Replace use of
17908 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17909 (build_c_cast): Likewise.
17911 2007-01-12 Roger Sayle <roger@eyesopen.com>
17913 * tree.h (force_fit_type_double): Remove unused final argument.
17914 * c-common.c (constant_expression_warning): Replace use of
17915 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17916 (convert_and_check): Likewise.
17917 (shorten_compare): Update call to force_fit_type_double.
17918 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17919 * convert.c (convert_to_pointer): Update call to
17920 force_fit_type_double.
17921 * fold-const.c (force_fit_type_double): Remove overflowed_const
17923 (int_const_binop, fold_convert_const_int_from_int,
17924 fold_convert_const_int_from_real, fold_div_compare,
17925 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17926 fold_abs_const, fold_not_const): Remove the final argument from
17927 calls to force_fit_type_double.
17929 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17931 * configure.ac: Set insn to "nop" for spu-*-* also.
17932 * configure: Regenerate.
17934 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17936 * builtins.def : Add BUILT_IN_FREE.
17938 2007-01-12 Jan Hubicka <jh@suse.cz>
17940 PR tree-optimization/30443
17941 * tree-inline.c (tree_function_versioning): Do not optimize when
17942 cloning for inlining.
17944 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17946 * doc/loop.texi: Document recording of loop exits.
17947 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17948 (update_single_exits_after_duplication,
17949 update_single_exit_for_duplicated_loop,
17950 update_single_exit_for_duplicated_loops): Removed.
17951 (duplicate_loop_to_header_edge): Do not call
17952 update_single_exits_after_duplication and
17953 update_single_exit_for_duplicated_loops.
17954 (loop_version): Do not update single_exit information.
17955 (fix_loop_structure): Use record_loop_exits instead of
17956 mark_single_exit_loops.
17957 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17958 the lists of loop exits.
17959 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17960 split_edge, merge_blocks): Update the lists of loop exits.
17961 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17962 loop_optimizer_init.
17963 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17964 of mark_single_exit_loops.
17965 (loop_optimizer_finalize): Call release_recorded_exits.
17966 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17967 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17968 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17969 update single exit information.
17970 * lambda-code.c (perfect_nestify): Ditto.
17971 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17972 (mark_single_exit_loops): Removed.
17973 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17974 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17975 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17977 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17978 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17979 (verify_loop_structure): Verify consistency of the exit lists.
17980 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17981 (set_single_exit): Removed.
17982 * cfgloop.h (struct loop_exit): New function.
17983 (struct loop): single_exit_ field replaced by exits field.
17984 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17985 LOOPS_HAVE_RECORDED_EXITS.
17986 (struct loops): Added exits hash.
17987 (mark_single_exit_loops, set_single_exit): Declaration removed.
17988 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17990 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17992 * doc/invoke.texi: Avoid use of @headitem.
17994 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17996 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17998 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18000 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18003 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18004 Richard Sandiford <richard@codesourcery.com>
18006 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18007 * config/m68k/m68k.opt: Resort options.
18008 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18010 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18011 Richard Sandiford <richard@codesourcery.com>
18013 * doc/invoke.texi: Document the macros that are defined by
18014 m68k's -mtune and -mhard-float options.
18015 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18016 (m68k_cpp_cpu_family): Likewise.
18017 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18018 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18019 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18020 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18021 (m68k_cpp_cpu_family): Likewise.
18023 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18025 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18026 macros besides mc68000 as tuning macros. Use a switch statement
18027 to set them and mcpu32.
18029 2007-01-12 Julian Brown <julian@codesourcery.com>
18031 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18032 (TARGET_68040_ONLY): Rename to...
18033 (TARGET_68040): ...this.
18034 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18035 * config/m68k/m68k.md: Likewise.
18037 2007-01-12 Julian Brown <julian@codesourcery.com>
18038 Nathan Sidwell <nathan@codesourcery.com>
18039 Richard Sandiford <richard@codesourcery.com>
18041 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18042 the -mcpu= argument associated with the --with-cpu setting.
18043 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18044 if different from the one implied by the -mcpu setting.
18045 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18046 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18047 * doc/invoke.texi: Mention ColdFire in the introduction to the
18048 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18049 -mno-div and -mhard-float options. Make -m68881 a synonym for
18050 -mhard-float. Document the previously-undocumented -m5206e,
18051 -m528x, -m5307 and -m5407 options. Tweak the existing option
18052 documentation for consistency.
18053 * doc/install.texi: Mention new --with-cpu arguments.
18054 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18055 default CPU if neither -mcpu nor -march are specified.
18056 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18057 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18058 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18059 using m68k_tune to decide between families that implement the
18060 same ISA. Use m68k_tune to set __mcfv4e__.
18061 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18062 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18063 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18064 (FL_ISA_C, FL_ISA_MMU): New macros.
18065 (MASK_COLDFIRE): Delete.
18066 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18067 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18068 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18069 (TARGET_HARD_FLOAT): Do not define here.
18070 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18071 (TUNE_68000): New macro.
18072 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18073 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18074 (TUNE_CFV2): Redefine in terms of m68k_tune.
18075 (uarch_type, target_device, fpu_type): New enums.
18076 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18077 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18078 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18079 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18080 (FL_FOR_isa_c): New macros.
18081 (m68k_isa): New enum.
18082 (m68k_target_selection): New structure.
18083 (all_devices, all_isas, all_microarchs): New tables.
18084 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18085 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18086 (MASK_ALL_CPU_BITS): Delete.
18087 (m68k_find_selection): New function.
18088 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18089 Map the legacy target options to a combination of the new ones.
18090 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18091 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18092 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18094 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18095 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18097 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18098 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18099 * config/m68k/m68k-devices.def: New file.
18101 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18102 Nathan Sidwell <nathan@codesourcery.com>
18104 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18105 (SUBTARGET_EXTRA_SPECS): New macros.
18106 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18107 use %(asm_cpu_spec) instead.
18108 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18109 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18110 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18111 (EXTRA_SPECS): Rename to...
18112 (SUBTARGET_EXTRA_SPECS): ...this.
18114 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18115 Richard Sandiford <richard@codesourcery.com>
18116 Julian Brown <julian@codesourcery.com>
18118 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18119 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18120 to the configuration's default CPU.
18121 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18122 Remove default masks.
18123 (m680[012]0-*-*): Set the default with_cpu to the first part of
18125 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18126 (m68k*-*-linux): Extend the --with-cpu handling to...
18127 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18128 and m68010. Don't set target_cpu_default2.
18129 * doc/install.texi: Document --with-cpu for m68k.
18130 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18131 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18132 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18133 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18134 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18135 (ASM_SPEC): Remove use of %(asm_cpu_default).
18136 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18137 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18138 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18139 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18140 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18141 (TARGET_DEFAULT): Delete.
18142 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18143 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18144 (CPP_CPU_SPEC): Delete.
18145 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18146 the appropriate string.
18147 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18148 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18149 (ASM_SPEC): Don't use %(asm_default_spec).
18150 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18151 TARGET_DEFAULT and add MASK_68881.
18152 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18154 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18156 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18157 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18158 MASK_68010 alongside MASK_68020.
18159 * doc/invoke.texi: Document -m68010.
18160 * config/m68k/m68k.opt (m68010): New.
18161 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18163 (TUNE_68010): New macro.
18164 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18165 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18166 (M68K_CPU_m68332): Add MASK_68010.
18167 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18168 fallback definition.
18169 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18171 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18172 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18173 to all entries that use MASK_68020.
18174 (output_move_simode_const, output_move_himode, output_move_qimode)
18175 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18176 instead of TARGET_68020 to select clr behavior. Remove comment
18177 about there being no TARGET_68010.
18178 * config/m68k/m68k.md: Likewise throughout.
18180 2007-01-12 Julian Brown <julian@codesourcery.com>
18182 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18183 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18184 * config/m68k/m68k.md: Likewise.
18186 2007-01-12 Julian Brown <julian@codesourcery.com>
18188 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18189 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18191 2007-01-12 Julian Brown <julian@codesourcery.com>
18193 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18194 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18195 * config/m68k/m68k.md: Likewise.
18197 2007-01-12 Julian Brown <julian@codesourcery.com>
18198 Richard Sandiford <richard@codesourcery.com>
18200 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18201 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18202 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18204 (TARGET_CPU32): Rename to...
18205 (TUNE_CPU32): ...this.
18206 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18207 (TUNE_CFV2): New macros.
18208 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18209 remove conditions that are implied by TARGET_68020.
18210 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18211 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18212 (m68k_output_function_epilogue): Likewise.
18213 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18214 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18215 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18216 non-68000 timings. Refactor multiplication and division costs.
18217 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18218 TUNE_CPU32 instead of TARGET_CPU32.
18219 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18220 and TUNE_68060 instead of TARGET_68060.
18221 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18222 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18224 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18225 && !TARGET_COLDFIRE" to choose between moveq and clr.
18226 Likewise in the unnamed movsf pattern.
18227 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18228 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18231 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18233 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18234 of tabbing before backslashes.
18236 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18238 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18239 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18240 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18242 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18244 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18245 find_interesting_uses_cond.
18246 (find_interesting_uses_cond): Use extract_cond_operands.
18247 (rewrite_use_compare): Use extract_cond_operands and
18248 force_gimple_operand_bsi. Do not call update_stmt.
18249 (determine_use_iv_cost_condition): Use extract_cond_operands.
18250 Return cheaper of using original bound and changing the exit bound.
18252 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18254 PR tree-optimization/29516
18255 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18256 most_expensive_mult_to_index, addr_to_parts,
18257 create_mem_ref, maybe_fold_tmr): Make the type of
18258 fields of TARGET_MEM_REF sizetype.
18259 (move_fixed_address_to_symbol, move_pointer_to_base):
18261 * tree.def (TARGET_MEM_REF): Add comment on types of
18264 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18266 * c-common.c (vector_types_convertible_p): Treat opaque types as
18267 always convertible if they have the same size, but not otherwise.
18269 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18271 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18272 Remove the b_unconditional field.
18273 (noce_try_sign_mask): Do not look at b_unconditional.
18274 (noce_process_if_block): Do not use merge_if_blocks. Update
18275 the CFG here. Do not set b_unconditional.
18276 (cond_move_process_if_block): Likewise.
18277 (find_cond_trap): Likewise.
18278 (check_cond_move_block): Require simple jump insns at the end
18279 of the basic block.
18281 2007-01-11 Jan Hubicka <jh@suse.cz>
18283 PR tree-optimization/1046
18284 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18285 when alias info is not ready.
18286 (pass_tail_recursion): Do not require aliasing.
18287 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18288 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18289 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18290 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18291 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18292 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18293 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18295 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18296 When aliasing is not build, mark statement as volatile.
18298 2007-01-11 Tom Tromey <tromey@redhat.com>
18300 PR preprocessor/15185, PR preprocessor/20989:
18301 * doc/cppopts.texi <-MT>: Update description of algorithm for
18302 computing default target.
18303 <-M, -MD>: Reword "basename" text.
18305 2007-01-11 Roger Sayle <roger@eyesopen.com>
18307 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18308 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18309 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18310 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18311 fold_builtin_bswap, real_constp, fold_builtin_pow,
18312 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18313 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18314 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18315 * convert.c (convert_to_pointer): Likewise.
18316 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18317 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18318 const_binop, fold_convert_const_int_from_int,
18319 fold_convert_const_int_from_real,
18320 fold_convert_const_real_from_real, sign_bit_p,
18321 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18322 fold_sign_changed_comparison, fold_unary, fold_comparison,
18323 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18324 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18325 * print-tree.c (print_node_brief, print_node): Likewise.
18326 * stor-layout.c (place_field, layout_type): Likewise.
18327 * tree-chrec.c (keep_cast): Likewise.
18328 * tree.c (build_vector, build_real, build_real_from_int_cst,
18329 build_complex): Likewise.
18331 2007-01-11 Roger Sayle <roger@eyesopen.com>
18333 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18334 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18336 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18338 * configure.ac (strict1_warn): Rename to strict_warn.
18339 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18340 cc_set_by_configure, quoted_cc_set_by_configure,
18341 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18342 all_boot_languages, all_stagestuff): Remove.
18343 (target_list): Remove bootstrap targets.
18344 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18345 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18346 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18347 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18348 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18349 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18350 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18351 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18352 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18353 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18354 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18355 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18356 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18357 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18358 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18359 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18360 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18361 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18362 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18363 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18364 (mostlyclean): Adjust.
18365 (clean, distclean): Don't mention bootstrap stuff.
18366 * configure: Regenerate.
18367 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18368 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18369 treelang/config-lang.in (stagestuff): Remove.
18370 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18371 stageprofile, stagefeedback, stagestuff): Remove mention.
18373 2007-01-11 Nick Clifton <nickc@redhat.com>
18375 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18377 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18378 (mcore_arith_K_S_operand): Run the test for the S constraint not
18379 the test for the M constraint.
18380 (mcore_addsub_operand): Do not accept integer values that are
18381 larger than 32 bits.
18382 * config/mcore/mcore.md: Remove unused constraints from split.
18383 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18384 (addsi3): Likewise.
18385 (allocate_stack): Likewise.
18386 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18387 operands to 32 bits.
18388 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18390 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18391 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18392 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18393 mcore_output_bclri, mcore_output_andn, output_inline_const,
18394 mcore_output_move, mcore_output_movedouble): Likewise.
18395 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18396 (output_inline_const): Likewise.
18397 (output_inline_const): Fix format strings used in sprintf
18399 * config/mcore/mcore-protos.h: Update prototypes for changed
18400 functions in mcore.c.
18401 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18402 HOST_WIDE_INT and not int.
18403 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18404 CONST_OK_FOR_N): Likewise.
18405 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18406 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18409 2007-01-10 Jan Hubicka <jh@suse.cz>
18411 * tree-vrp.c (remove_range_assertions): Release defs.
18412 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18413 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18415 2007-01-10 Paul Brook <paul@codesourcery.com>
18417 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18418 * config/arm/arm.md (mulsi3subsi): New insn.
18420 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18422 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18423 (tree_transform_and_unroll_loop): New.
18424 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18427 2007-01-10 Robert Kennedy <jimbob@google.com>
18429 * fold-const.c (fold_comparison): Fold comparisons like (x *
18430 1000 < 0) to (x < 0).
18432 2007-01-10 Ian Lance Taylor <iant@google.com>
18434 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18435 operands have the same priority.
18437 2007-01-10 Tom Tromey <tromey@redhat.com>
18439 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18440 (fold_binary): Likewise.
18441 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18442 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18443 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18444 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18445 * langhooks.h (struct lang_hooks): Removed field
18446 'can_use_bit_fields_p'.
18448 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18450 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18452 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18454 * function.c (get_last_funcdef_no): New function.
18455 * function.h (get_last_funcdef_no): Declare.
18456 * tree-inline.c (initialize_cfun): Add initialization.
18457 (tree_function_versioning): Cleanup.
18459 2007-01-10 Jan Hubicka <jh@suse.cz>
18461 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18464 2007-01-10 Sa Liu <saliu@de.ibm.com>
18465 Ben Elliston <bje@au.ibm.com>
18467 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18468 for SAVE_NONLOCAL and Pmode for any other save level.
18469 * spu-protos.h (spu_restore_stack_block): Declare.
18470 * spu.md (save_stack_block): Remove.
18471 (restore_stack_block): Call spu_restore_stack_block.
18472 * spu.c (spu_restore_stack_block): New function.
18473 (spu_expand_epilogue): Remove old comment.
18475 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18477 PR tree-optimization/30322
18478 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18479 (cand_value_at): Return the value as aff_tree.
18480 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18481 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18482 aff_combination_mult): New functions.
18483 (aff_combination_add): Use aff_combination_add_cst.
18484 (aff_combination_convert): Allow conversions to a wider type.
18485 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18486 * tree-affine.h (aff_combination_mult): Declare.
18488 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18490 * doc/tm.texi: Update documentation to reflect reality of exec
18491 and start file search behaviours. Update copyright year.
18492 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18493 header file directories.
18495 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18497 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18498 (*cosxf2): Rename to cosxf2_i387.
18499 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18500 using X87MODEF12 mode macro. Rename patterns to
18501 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18503 (*cosdf2, *cossf2): Ditto.
18504 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18505 to match extended input operands.
18506 (sincos<mode>3): New expander.
18507 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18508 insn patterns and corresponding splitters.
18510 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18512 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18513 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18515 2007-01-09 Nicolas Pitre <nico@cam.org>
18518 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18520 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18522 * target.h (struct gcc_target): New field library_rtti_comdat.
18523 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18524 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18525 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18526 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18528 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18530 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18532 2007-01-08 Richard Guenther <rguenther@suse.de>
18534 * tree.h (force_fit_type_double): Export.
18535 (force_fit_type): Remove.
18536 * fold-const.c (force_fit_type_double): New function.
18537 (force_fit_type): Remove.
18538 (int_const_binop): Use it.
18539 (fold_convert_const_int_from_int): Likewise.
18540 (fold_convert_const_int_from_real): Likewise.
18541 (fold_div_compare): Likewise.
18542 (fold_sign_changed_comparison): Likewise.
18543 (fold_unary): Likewise.
18544 (fold_negate_const): Likewise.
18545 (fold_abs_const): Likewise.
18546 (fold_not_const): Likewise.
18547 * c-common.c (shorten_compare): Use force_fit_type_double.
18548 * convert.c (convert_to_pointer): Likewise.
18550 2007-01-08 Richard Guenther <rguenther@suse.de>
18552 * tree.h (build_int_cst_wide_type): Export.
18553 * tree.c (build_int_cst_wide_type): New function.
18554 (build_int_cst_wide): Fix comment.
18555 * builtins.c (fold_builtin_object_size): Use build_int_cst
18556 to build -1 or 0 of the correct type. Use fit_double_type
18557 to check for overflow.
18558 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18560 (decode_field_reference): Likewise.
18561 (all_ones_mask_p): Likewise.
18562 (native_interpret_int): Use build_int_cst_wide_type.
18563 (fold_binary): Use build_int_cst_type to build an all-ones
18565 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18567 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18569 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18571 2007-01-09 Ben Elliston <bje@au.ibm.com>
18573 * genautomata.c (STATS_OPTION): New option.
18574 (stats_flag): New flag.
18575 (gen_automata_option): Handle it.
18576 (initiate_automaton_gen): Ditto.
18577 (write_automata): Output statistics only if stats_flag is
18578 set. Likewise, output time statistics only if time_flag is set.
18579 * doc/md.texi (Processor pipeline description): Document new flag.
18581 2007-01-08 Richard Guenther <rguenther@suse.de>
18583 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18584 * tree.c (build_int_cst_type): Likewise.
18585 (size_in_bytes): Don't call force_fit_type on the result.
18586 (int_fits_type_p): Use fit_double_type.
18587 * fold-const.c (fit_double_type): New function.
18588 (force_fit_type): Use it.
18589 * tree.h (fit_double_type): Export.
18591 2007-01-08 Jan Hubicka <jh@suse.cz>
18593 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18594 * ipa.c (function_and_variable_visibility): Fix return type.
18596 2007-01-08 Richard Guenther <rguenther@suse.de>
18598 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18599 of offset to build the index.
18600 * tree-pretty-print.c (dump_generic_node): Don't build negated
18601 const just for printing.
18602 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18603 * builtins.c (fold_builtin_int_roundingfn): Check if result
18604 fits the type by using force_fit_type and comparing the result.
18605 * predict.c (predict_loops): Use compare_tree_int for comparison.
18606 * tree.c (build_int_cst): Fall back to integer_type_node for
18608 (build_int_cst_wide): Assert type is non-null.
18610 2007-01-08 Roberto Costa <roberto.costa@st.com>
18612 * tree-vrp.c (extract_range_from_cond_expr): New.
18613 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18614 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18616 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18617 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18618 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18619 used as expressions.
18620 * tree-object-size.c (cond_expr_object_size): New.
18621 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18623 2007-01-08 Jan Hubicka <jh@suse.cz>
18625 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18626 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18629 2007-01-08 Richard Guenther <rguenther@suse.de>
18631 PR tree-optimization/23603
18632 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18633 (extract_range_from_binary): Fall back to truthvalue instead of
18634 varying for TRUTH_*_EXPR.
18635 (extract_range_from_comparison): Fall back to truthvalue instead of
18637 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18638 if all visited PHI values were constant.
18640 2007-01-08 Jan Hubicka <jh@suse.cz>
18642 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18643 (cgraph_analyze_function): break out from ...
18644 (cgraph_finalize_compilation_unit): ... here.
18645 (cgraph_expand_function): Remove forgoten commented out line.
18646 (cgraph_optimize): Analyze functions.
18648 2007-01-08 Jan Hubicka <jh@suse.cz>
18650 * tree-pas.h (TODO_remove_function): New flag.
18651 (TODO_update*): Renumber.
18652 (pass_ipa_increase_alignment,
18653 pass_ipa_function_and_variable_visibility): New passes.
18654 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18655 (cgraph_function_and_variable_visibility): Move to ipa.c
18656 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18657 cgraph_increase_alignment.
18658 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18659 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18660 calling tree-inline.
18661 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18662 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18663 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18664 (gate_increase_alignment): New function.
18665 (pass_ipa_increase_alignment): New pass.
18666 * ipa.c: Inline tree-pass.h and timevar.h
18667 (function_and_variable_visibility): Move here from cgraphunit.c
18668 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18669 * passes.c (init_optimization_passes): Add the two new passes.
18670 (execute_todo): Handle cgraph_remove_functions.
18672 2007-01-08 Nick Clifton <nickc@redhat.com>
18674 * config/frv/predicates.md (reg_or_0_operand): Accept
18677 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18679 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18680 * config.gcc: Add bfin*-rtems*.
18682 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18684 * c.opt: Add -flax-vector-conversions.
18685 * c-typeck.c (convert_for_assignment): Pass flag to
18686 vector_types_convertible_p to allow emission of note.
18687 (digest_init): Likewise.
18688 * c-opts.c: Handle -flax-vector-conversions.
18689 * c-common.c (flag_lax_vector_conversions): New.
18690 (vector_types_convertible_p): Unless -flax-vector conversions
18691 has been passed, disallow conversions between vectors with
18692 differing numbers of subparts and/or element types. If such
18693 a conversion is disallowed, possibly emit a note on the first
18694 occasion only to inform the user of -flax-vector-conversions.
18695 The new last argument specifies this.
18696 * c-common.h (flag_lax_vector_conversions): New.
18697 (vector_types_convertible_p): Add extra argument.
18698 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18699 char_type_node for V*QI type vectors.
18700 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18701 Update to satisfy new typechecking rules.
18702 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18703 C and C++ variants.
18704 * doc/invoke.texi (C Dialect Options): Document
18705 -flax-vector-conversions.
18707 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18709 PR tree-optimization/29877
18710 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18711 a register variable on the RHS to not be replaceable.
18713 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18714 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18715 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18716 const_simm15, const_pow2, const_npow2): Added.
18717 * config/score/misc.md (insv, extv, extzv, movmemsi,
18718 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18719 * config/score/score.c (score_address_cost, score_select_cc_mode):
18721 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18722 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18723 Update score_print_operand.
18724 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18725 Adjust register allocate order and update some macro define.
18726 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18727 mdx_block_move_straight, mdx_block_move_loop_head,
18728 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18729 mdx_block_move_loop, mdx_block_move): Added.
18730 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18731 mdp_limm): Updated and fix some bug and typo.
18732 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18733 (movsf, movdf, doloop_end): Added.
18735 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18737 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18738 config/arm/thumb2.md: Fix comment typos.
18739 * doc/extend.texi: Fix a typo.
18741 2007-01-07 Eric Christopher <echristo@apple.com>
18743 * configure.ac: Check for __stack_chk_fail for darwin.
18744 * configure: Regenerate.
18746 2007-01-07 Richard Guenther <rguenther@suse.de>
18748 * tree-vrp.c (extract_range_from_assert): CSE calls to
18749 compare_values where possible.
18750 (extract_range_from_unary_expr): Likewise.
18752 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18754 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18755 * config/avr/avr.c (call_insn_operand): Delete function.
18756 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18757 instead of register number. Use predicates.
18758 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18759 call_insn_operand): Add.
18761 2007-01-06 Jan Hubicka <jh@suse.cz>
18763 * tree-pass.h (pass_build_cgraph_edges): Declare.
18764 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18765 (visited_nodes): Remove.
18766 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18767 build_cgrpah_edges; make visited_nodes local.
18768 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18769 (record_references_in_initializer): Move to cgraphbuild.c
18770 (initialize_inline_failed, rebuild_cgraph_edges,
18771 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18772 (verify_cgraph_node): Make visited_nodes local.
18773 (cgraph_analyze_function): Do not call cgraph_create_edges and
18774 initialize_inline_failed.
18775 (cgraph_expand_function): Do not call cgraph_lower_function;
18776 assert that function is already lowered.
18777 * Makefile.in (cgraphbuild.o): New.
18778 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18779 at the end of lowering passes.
18781 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18783 * ifcvt.c (cond_move_convert_if_block): New function, code
18784 factored out from...
18785 (cond_move_process_if_block): ...here. Call the new function
18786 on the THEN and ELSE blocks.
18787 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18788 already takes care of this.
18790 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18793 * tree.h (TREE_OVERFLOW_P): New.
18794 * c-typeck.c (parser_build_unary_op): Warn only if result
18795 overflowed and operands did not.
18796 (parser_build_binary_op): Likewise.
18797 (convert_for_assignment): Remove redundant overflow_warning.
18798 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18800 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18802 * c-typeck.c (store_init_value): Split over two lines to follow
18803 the GNU coding style.
18805 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18807 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18808 __GXX_EXPERIMENTAL_CXX0X__.
18809 * doc/cpp.texi: Same.
18811 2007-01-05 Richard Guenther <rguenther@suse.de>
18813 PR middle-end/27826
18814 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18815 with mismatched types. Instead explicitly build a
18816 conversion NOP_EXPR.
18818 2007-01-05 Ian Lance Taylor <iant@google.com>
18820 * c-common.c (decl_with_nonnull_addr_p): New function.
18821 (c_common_truthvalue_conversion): Call it.
18822 * c-typeck.c (build_binary_op): Likewise.
18823 * c-common.h (decl_with_nonnull_addr_p): Declare.
18825 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18828 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18831 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18833 * doc/install.texi (Final install): Document the fact that
18834 the GNAT runtime should not be stripped.
18836 2007-01-04 Jan Hubicka <jh@suse.cz>
18838 * tree-inline.c (fold_marked_statements): Update operand caches
18839 and EH after folding
18841 2007-01-04 Ian Lance Taylor <iant@google.com>
18843 * c-common.c (check_function_nonnull): Whitespace fix.
18845 2007-01-04 Jan Hubicka <jh@suse.cz>
18847 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18848 comitted older version of patch.
18849 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18850 function, celanup cfg and collect garbage.
18852 2007-01-04 Mike Stump <mrs@apple.com>
18854 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18857 2007-01-04 Eric Christopher <echristo@apple.com>
18859 * libgcc2.c (__bswapsi2): Use SItype.
18860 (__bswapdi2): Use DItype.
18861 * libgcc2.h: Update for above.
18863 2007-01-04 Paul Brook <paul@codesourcery.com>
18865 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18866 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18867 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18868 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18869 umulsi3_highpart): Make conditional on !arm_arch6.
18870 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18871 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18872 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18873 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18874 umulsi3_highpart_v6): New insns.
18876 2007-01-04 Roger Sayle <roger@eyesopen.com>
18878 * fold-const.c (fold_convert): When casting an expression to void,
18879 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18880 have a type. Instead of attempting to build a NOP_EXPR, return
18881 these "special" trees directly.
18883 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18885 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18886 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18887 rs6000_cost->fp not 0 as adjustment for outer NEG.
18889 2007-01-04 Jan Hubicka <jh@suse.cz>
18891 * cgraph.c (cgraph_release_function_body): New function.
18892 (cgraph_remove_node): Use it.
18893 * cgraph.h (cgraph_release_function_body): Declare.
18894 * cgraphunit.c (cgraph_expand_function): Use it.
18895 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18896 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18897 is initialized and while compilation of other function is running.
18898 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18899 statement CFG annotations from here to ...
18900 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18902 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18904 * cfgloop.h (enum li_flags): Make the constants powers of two.
18906 2007-01-04 Jan Hubicka <jh@suse.cz>
18908 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18910 (fold_marked_statements): New function.
18911 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18912 * tree-inline.h (copy_body_data): Add statements_to_fold.
18914 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18916 * config.gcc: Mention libgcc/config.host.
18917 * Makefile.in: Update comments mentioning libgcc.
18918 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18919 (all.cross, start.encap, rest.encap, rest.cross): Update
18920 dependencies for libgcc move.
18921 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18922 (clean-target, clean-target-libgcc): Delete.
18923 (srcdirify, GCC_EXTRA_PARTS): New macros.
18924 (libgcc-support, libgcc.mvars): New rules.
18925 (distclean): Remove mention of mklibgcc.
18926 (install): Don't reference INSTALL_LIBGCC.
18927 (install-common): Don't reference EXTRA_PARTS.
18928 (install-libgcc, install-multilib): Delete rules.
18929 * mklibgcc.in: Delete file.
18930 * doc/configfiles.texi: Don't mention mklibgcc.
18932 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18933 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18934 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18935 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18936 (mklibgcc, ldblspecs): Likewise.
18938 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18939 (posixpre.def): Use $(T).
18940 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18941 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18942 (SHLIB_LINK): Make dummy.
18943 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18945 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18947 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18948 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18949 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18950 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18952 * configure.ac (all_outputs): Remove mklibgcc.
18953 * configure: Regenerated.
18955 2007-01-03 Josh Conner <jconner@apple.com>
18957 PR middle-end/29683
18958 * calls.c (compute_argument_addresses): Set stack and stack_slot
18959 for partial args, too.
18960 (store_one_arg): Use locate.size.constant for the size when
18961 generating a save_area.
18963 2007-01-03 Robert Kennedy <jimbob@google.com>
18965 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18966 whose definitions are deleted due to basic block merging.
18968 2007-01-03 Paul Brook <paul@codesourcery.com>
18971 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18973 (use_return_insn): Return 0 for Thumb interrupt functions.
18974 (print_multi_reg): Add rfe argument for IRQ returns.
18975 (arm_output_epilogue): Pop interrupt return address directly into PC.
18976 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18978 2007-01-03 Paul Brook <paul@codesourcery.com>
18980 Merge from sourcerygxx-4_1.
18981 * config/arm/thumb2.md: New file.
18982 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18984 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18985 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18986 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18987 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18989 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18990 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18992 * config/arm/ieee754-sf.S: Ditto.
18993 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18994 (thumb1_base_register_rtx_p): ... to this.
18995 (thumb_index_register_rtx_p): Rename...
18996 (thumb1_index_register_rtx_p): ... to this.
18997 (thumb_output_function_prologue): Rename...
18998 (thumb1_output_function_prologue): ... to this.
18999 (thumb_legitimate_address_p): Rename...
19000 (thumb1_legitimate_address_p): ... to this.
19001 (thumb_rtx_costs): Rename...
19002 (thumb1_rtx_costs): ... to this.
19003 (thumb_compute_save_reg_mask): Rename...
19004 (thumb1_compute_save_reg_mask): ... to this.
19005 (thumb_final_prescan_insn): Rename...
19006 (thumb1_final_prescan_insn): ... to this.
19007 (thumb_expand_epilogue): Rename...
19008 (thumb1_expand_epilogue): ... to this.
19009 (arm_unwind_emit_stm): Rename...
19010 (arm_unwind_emit_sequence): ... to this.
19011 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19012 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19013 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19014 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19015 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19016 thumb2_output_casesi): New functions.
19017 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19018 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19019 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19020 THUMB2_WORK_REGS): Define.
19021 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19022 arm_condexec_mask, arm_condexec_masklen)): New variables.
19023 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19024 (arm_override_options): Check new CPU capabilities.
19025 Set new architecture flag variables.
19026 (arm_isr_value): Handle v7m interrupt functions.
19027 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19029 (const_ok_for_arm): Handle Thumb-2 constants.
19030 (arm_gen_constant): Ditto. Use movw when available.
19031 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19033 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19034 (thumb_find_work_register, arm_load_pic_register,
19035 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19036 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19037 print_multi_reg, output_mov_long_double_fpa_from_arm,
19038 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19039 output_mov_double_fpa_from_arm, output_move_double,
19040 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19041 output_return_instruction, arm_output_function_prologue,
19042 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19043 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19044 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19045 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19046 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19047 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19049 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19050 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19051 (arm_file_start): Output directive for unified syntax.
19052 (arm_unwind_emit_set): Handle stack alignment instruction.
19053 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19054 Add v6t2, v7, v7a, v7r and v7m.
19055 (RETLDM): Add Thumb-2 code.
19056 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19057 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19058 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19059 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19060 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19061 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19062 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19063 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19064 ADJUST_INSN_LENGTH): Define.
19065 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19066 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19067 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19068 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19069 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19070 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19071 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19072 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19073 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19074 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19075 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19076 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19077 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19078 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19079 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19080 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19081 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19083 * config/arm/arm-tune.md: Regenerate.
19084 * config/arm/arm-protos.h: Update prototypes.
19085 * config/arm/vfp.md: Enable patterns for Thumb-2.
19086 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19087 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19088 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19089 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19090 * config/arm/libunwind.S: Add Thumb-2 code.
19091 * config/arm/constraints.md: Update include Thumb-2.
19092 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19093 * config/arm/ieee754-df.S: Ditto.
19094 * config/arm/bpabi.S: Ditto.
19095 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19096 * config/arm/predicates.md (low_register_operand,
19097 low_reg_or_int_operand, thumb_16bit_operator): New.
19098 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19099 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19100 * config/arm/t-arm-elf: Add armv7 multilib.
19101 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19103 (UNSPEC_STACK_ALIGN, ce_count): New.
19104 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19105 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19107 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19108 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19109 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19110 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19111 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19112 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19114 * doc/extend.texi: Document ARMv7-M interrupt functions.
19115 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19117 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19119 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19120 (struct _Unwind_Context): Rename args_size to flags, remove
19121 signal_frame field, add a new args_size field and version field.
19122 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19123 _Unwind_IsExtendedContext): New inline functions.
19124 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19125 Assume by_value array is only present if _Unwind_IsExtendedContext.
19126 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19127 _Unwind_IsSignalFrame.
19128 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19129 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19130 (uw_init_context_1): Initialize context->flags to
19131 EXTENDED_CONTEXT_BIT.
19132 * config/rs6000/linux-unwind.h (frob_update_context): Use
19133 _Unwind_SetSignalFrame.
19135 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19137 PR middle-end/30353
19138 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19139 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19142 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19144 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19145 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19146 RET, AT_SP): Remove.
19147 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19150 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19151 * cfgbuild.c (find_basic_blocks): Likewise.
19152 * cfgrtl.c (rtl_create_basic_block): Likewise.
19153 * function.c (temp_slots_at_level): Likewise.
19154 * reg-stack.c (stack_regs_mentioned): Likewise.
19155 * regclass.c (allocate_reg_info): Likewise.
19156 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19157 set_bb_for_stmt, move_block_to_fn): Likewise.
19158 * tree-complex.c (tree_lower_complex): Likewise.
19159 * vec.h (VEC_safe_grow_cleared): New.
19161 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19163 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19165 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19166 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19168 * cfgloopmanip.c (scale_loop_frequencies): Export.
19169 (loopify): Scale the frequencies by prescribed coefficients.
19170 (set_zero_probability): New function.
19171 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19172 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19173 and frequencies according to arguments.
19174 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19176 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19177 * modulo-sched.c (sms_schedule): Set probabilities for entering
19178 versioned loop correctly.
19179 * tree-vect-transform.c (vect_transform_loop): Ditto.
19180 * cfgloop.h (loopify, loop_version): Declaration changed.
19181 (scale_loop_frequencies): Declared.
19183 2007-01-02 Jan Hubicka <jh@suse.cz>
19185 * cgraph.c: Include tree-flow.h
19186 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19187 early_local_passes.
19188 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19189 * tree-pass.h (pass_all_early_optimizations): Declare.
19190 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19191 early_local_passes.
19192 (cgraph_analyze_function): Do early_local_passes.
19193 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19194 Do not add referenced vars.
19195 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19197 (gate_all_early_local_passes): New gate.
19198 (pass_early_local_passes): Use new gate.
19199 (execute_early_local_optimizations): New functions.
19200 (gate_all_early_optimizations): New gate.
19201 (pass_all_early_optimizations): New pass.
19202 (execute_free_datastructures): Free SSA only when initialized.
19203 (gate_init_datastructures): Init only when optimizing.
19204 (tree_lowering_passes): Do early local passes when called late.
19205 * tree-profile.c (do_tree_profiling): Don't profile functions added
19207 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19208 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19210 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19211 during early_local_passes.
19212 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19215 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19217 * Makefile.in: Update copyright year.
19219 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19221 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19222 in $(lang_checks) and check-consistency targets.
19224 2007-01-02 Jan Hubicka <jh@suse.cz>
19226 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19227 Do not add referenced vars.
19228 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19230 * passes.c (init_optimization_passes): Put mudflap_2 after
19231 free_datastructures.
19233 2007-01-02 Jan Hubicka <jh@suse.cz>
19235 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19236 Set NOTHROW flag on call statements proved to be nothrow.
19237 Update statement of local calls so new pure/const functions are
19238 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19240 (tree_rest_of_compilation): Register hooks and initialize bitmap
19241 early. Do not set after_inlining flag.
19243 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19245 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19246 HOST_BITS_PER_LONGLONG
19248 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19251 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19252 warning for non-static initializers.
19254 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19256 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19257 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19258 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19259 Always use set_unique_reg_note to add REG_EQUAL notes.
19261 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19264 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19266 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19267 * cfgbuild.c (find_basic_blocks): Likewise.
19268 * cfgrtl.c (rtl_create_basic_block): Likewise.
19269 * function.c (temp_slots_at_level): Likewise.
19270 * reg-stack.c (stack_regs_mentioned): Likewise.
19271 * regclass.c (allocate_reg_info): Likewise.
19272 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19273 set_bb_for_stmt, move_block_to_fn): Likewise.
19274 * tree-complex.c (tree_lower_complex): Likewise.
19275 * vec.h (VEC_safe_grow_cleared): New.
19277 2007-01-02 Ian Lance Taylor <iant@google.com>
19279 * c-common.c (c_common_truthvalue_conversion): When warning about
19280 using an assignment as a truth value, set TREE_NO_WARNING.
19282 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19285 * c.opt (Wold-style-declaration): New.
19286 * doc/invoke.texi (C-only Warning Options): New.
19287 (Wold-style-declaration): Document it.
19288 (Wextra): Enabled by -Wextra.
19289 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19290 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19291 -Wold-style-declaration.
19293 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19295 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19296 * cfgbuild.c (find_basic_blocks): Likewise.
19297 * cfgrtl.c (rtl_create_basic_block): Likewise.
19298 * function.c (temp_slots_at_level): Likewise.
19299 * reg-stack.c (stack_regs_mentioned): Likewise.
19300 * regclass.c (allocate_reg_info): Likewise.
19301 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19302 set_bb_for_stmt, move_block_to_fn): Likewise.
19303 * tree-complex.c (tree_lower_complex): Likewise.
19304 * vec.h (VEC_safe_grow_cleared): New.
19306 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19308 * c-common.c (c_common_nodes_and_builtins): Since variants of
19309 void_type_node get built before it is given a name, we need to
19310 give those variants the name, too.
19311 (complete_array_type): We need to work with the canonical main
19312 type of the array, from which we will build the qualified version.
19313 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19314 * print-tree.c (print_node): Display canonical type information
19316 * stor-layout.c (layout_type): When we don't know the
19317 alignment of a type for which we're building an array, we end up
19318 guessing wrong, so make the type require structural equality.
19319 * tree.c (make_node_stat): When we build a new type, it is its
19320 own canonical type.
19321 (build_type_attribute_qual_variant): When building an attribute
19322 variant, its canonical type is the non-attribute variant. However,
19323 if the attributes are target-dependent and they differ, we need to
19324 use structural equality checks for this type.
19325 (build_qualified_type): A qualified type is not equivalent to its
19326 unqualified variant; set the canonical type appropriately.
19327 (build_distinct_type_copy): When building a distinct type from
19328 another type, the new type is its own canonical type.
19329 (build_variant_type_copy): When building a new type variant, we
19330 assume that it is equivalent to the original type.
19331 (build_pointer_type_for_mode): When building a pointer type, also
19332 build a canonical type pointer.
19333 (build_reference_type_for_mode): When building a reference type,
19334 also build a canonical type reference.
19335 (build_index_type): When we can't hash an index type (e.g.,
19336 because its maximum value is negative), the index type requires
19337 structural equality tests.
19338 (build_array_type): Build the canonical form of an array type.
19339 (build_function_type): Function types require structural equality,
19340 because they contain default arguments, attributes, etc.
19341 (build_method_type_directly): Ditto for method types.
19342 (build_offset_type): Build the canonical offset type.
19343 (build_complex_type): Build the canonical vector type.
19344 (make_vector_type): Build the canonical vector type.
19345 * tree.h (TYPE_CANONICAL): New.
19346 (TYPE_STRUCTURAL_EQUALITY_P): New.
19347 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19348 (struct tree_type): Added "canonical" field.
19349 * params.h (VERIFY_CANONICAL_TYPES): New.
19350 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19351 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19352 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19353 * doc/invoke.texi (verify-canonical-types): Document --param
19354 parameter for verifying canonical types.
19356 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19358 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19359 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19360 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19361 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19363 * config/rs6000/e500.h: New.
19364 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19365 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19367 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19368 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19369 TARGET_E500_DOUBLE): Remove.
19370 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19371 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19372 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19373 * config/rs6000/rs6000.c (rs6000_override_options): Use
19374 CHECK_E500_OPTIONS.
19376 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19378 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19379 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19380 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19381 rs6000_emit_cmove): Don't check TARGET_E500.
19382 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19383 sordered): Don't check TARGET_E500.
19385 2007-01-01 Eric Christopher <echristo@apple.com>
19387 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19388 HARD_REGISTER_NUM_P.
19390 2007-01-01 Roger Sayle <roger@eyesopen.com>
19392 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19393 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19394 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19397 2007-01-01 Mike Stump <mrs@apple.com>
19399 * configure.ac: Remove support for building with Apple's gcc-3.1.
19401 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19403 PR middle-end/30311
19404 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19405 REG is a hard register. Do not modify REG before calling
19407 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19408 multiple of the size of YMODE for certain lowpart cases.
19410 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19412 PR middle-end/30253
19413 * gimplify (voidify_wrapper_expr): Update for
19414 GIMPLE_MODIFY_STMT.
19416 2007-01-01 Andreas Schwab <schwab@suse.de>
19419 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19420 save of BR0 in extra_spill_size instead of spill_size.
19421 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19423 (ia64_expand_epilogue): Restore BR0 from its new location.
19425 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19427 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19428 Use a temporary variable if the left hand side is not a gimple
19431 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19433 * gimplify.c (gimplify_return_expr): Make the temporary variable
19434 for the return expression, a gimple register variable.
19436 2007-01-01 Jan Hubicka <jh@suse.cz>
19438 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19441 2007-01-01 Mike Stump <mrs@apple.com>
19443 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19445 * config/darwin.c (machopic_select_rtx_section): Use
19446 HAVE_GAS_LITERAL16.
19447 (darwin_mergeable_constant_section): Likewise.
19448 * configure: Regenerate.
19449 * config.in: Regenerate.
19451 2007-01-01 Jan Hubicka <jh@suse.cz>
19452 Andrew Pinski <pinskia@gmail.com>
19454 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19455 before starting IPA passes.