1 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
6 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
8 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
9 to generate .CALLINFO statement.
10 (hppa_expand_prologue): Set rp_saved.
11 (hppa_expand_epilogue): Use rp_saved.
12 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
15 2007-07-14 Dirk Mueller <dmueller@suse.de>
17 * omega.c (coalesce): Fix memory leak on early exit.
18 * matrix-reorg.c (check_allocation_function): Likewise.
19 * tree-vect-transform.c (vect_get_new_vect_var): free result
21 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
22 pass pointer to edge vector
23 (partition_hot_cold_basic_blocks): Fix memory leak.
24 * collect2.c (prefix_from_string): Free temporary storage.
25 * reload1.c (fixup_abnormal_edges): Free sbitmap.
27 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
29 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
30 (DO_GLOBAL_DTORS_BODY): Likewise.
32 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
33 Nigel Stephens <nigel@mips.com>
35 * config/mips/mips.c (mips_classify_symbol): Don't return
36 SYMBOL_SMALL_DATA for constant pool addresses if
37 TARGET_EMBEDDED_DATA is true.
39 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
42 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
43 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
44 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
45 __builtin_ia32_storehps, __builtin_ia32_storelps,
46 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
47 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
48 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
49 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
50 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
51 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
52 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
53 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
54 using def_builtin_const.
56 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
58 PR tree-optimization/32705
59 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
60 (simplify_binary_expression): Use SSA_VAL consistently.
62 2007-07-13 David Edelsohn <edelsohn@gnu.org>
64 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
65 (SPEFSCR_REGNO): Delete definition.
66 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
67 COUNT_REGISTER_REGNUM -> CTR_REGNO.
68 * config/rs6000/rs6000.h: Do not define *_REGNO.
69 LINK_REGISTER_REGNUM -> LR_REGNO.
70 COUNT_REGISTER_REGNUM -> CTR_REGNO.
71 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
72 COUNT_REGISTER_REGNUM -> CTR_REGNO.
73 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
74 R_VRSAVE, R_VSCR. Use them.
75 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
76 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
77 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
78 * config/rs6000/aix.h: Define R_LR. Use it.
80 2007-07-13 Caroline Tice <ctice@apple.com>
82 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
83 flag_var_tracking is explicitly turned off (i.e. when variable
84 tracking is not feasible); otherwise, turn flag_var_tracking on when
85 flag_var_tracking_uninit is on.
86 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
87 note definitions, to allow recording of initialization status in the
89 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
90 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
91 determine if two note locations are equal.
92 (output_loc_list): Don't output list entries whose start & end labels
94 (reg_loc_descriptor): Add parameter for initialization status; pass it
95 to other loc descriptor functions.
96 (one_reg_loc_descriptor): Add parameter for initialization status;
97 check its value and add DW_OP_GNU_uninit to returned loc descr if
99 (multiple_reg_loc_descriptor): Add parameter for initialization
101 pass init status argument to other loc descriptor functions; check
102 value of intialization parameter and add DW_OP_GNU_uninit to returned
103 loc descr if appropriate.
104 (based_loc_descr): Add parameter for initialization status; add new
105 variable for return value; check value of initialization parameter and
106 add DW_OP_GNU_uninit to returned loc descr if appropriate.
107 (concatn_mem_loc_descriptor): Add parameter for initialization status;
108 pass init status argument to other loc descriptor functions; check
109 value of intialization parameter and add DW_OP_GNU_uninit to returned
110 loc descr if appropriate.
111 (mem_loc_descriptor): Likewise.
112 (concat_loc_descriptor): Likewise.
113 (concatn_loc_descriptor): Likewise.
114 (loc_descriptor): Add parameter for initialization status; pass it as
115 argument to other loc descriptor function calls.
116 (loc_descriptor_from_tree_1): Add appropriate initialization status
117 to loc descriptor function calls.
118 (add_location_or_const_value_attribute): Get initialization status
119 from VAR_LOCATION note; add initialization status to loc descriptor
121 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
122 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
123 status is uninitialized, add "[uninint]" to output.
124 * common.opt (fvar-tracking-uninit): New option, similar to
125 fvar-tracking, to turn on tracking of uninitialized variables; creates
126 a new global flag, flag_var_tracking_uninit.
127 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
128 (enum var_init_status): New type, for var initialization status field.
129 * var-tracking.c (struct location_chain_def): Two new fields, init,
130 for initialization status, and set_src for the assignment value expr.
131 (unshare_variable): New parameter for initialization status;
132 initialize new init and set_src fields.
133 (var_reg_set): New parameters for initialization status and value;
134 pass them to set_variable_part.
135 (var_mem_set): Likewise.
136 (get_init_value): New function.
137 (var_reg_delete_and_set): New initialization status & value
138 parameters; add call to get_init_value if status is unknown; pass new
139 parameters to clobber_variable_part and var_reg_set.
140 (var_mem_delete_and_set): Likewise.
141 (var_reg_delete): Pass null set_src value to clobber_variable_part.
142 (var_mem_delete): Likewise.
143 (variable_union): Pass status to unshare_variable; initialize new init
144 and set_src fields. If flag_var_tracking_uninit is not set, force
145 status to initialized.
146 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
147 used later to get the set_src value.
148 (find_src_status): New function.
149 (find_src_set_src): New function.
150 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
151 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
152 MO_SET, get set_src value and pass it to var_reg_delete_and_set
153 and var_mem_delete_and_set.
154 (dump_variable): Print out "[uninit]" if appropriate.
155 (set_variable_part): Add new initialization and set_src parameters;
156 pass status to unshare_variable; set node->init and node- >set_src
157 fields and modify slot in hash table appropriately; save the init and
158 set_src values if appropriate and assign to the new node.
159 (clobber_variable_part): New set_src parameter; if two nodes have
160 same variable and same location but different set_src (assignment)
161 values, clobber old node.
162 (delete_variable_part): Pass init status to unshare_variable.
163 (emit_note_insn_var_location): Add initialized var; assign var's init
164 status to new 'initialized'; pass new init status field to calls to
165 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
166 status to initialized.
167 (emit_notes_in_bb): Pass initialization status to calls to
168 var_reg_set, var_mem_set, var_reg_delete_and_set and
169 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
170 var_reg_delete_and_set and var_mem_delete_and_set; call
171 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
172 make up for change in add_stores.
173 (vt_add_function_parameters): Add status to calls to
175 * config/darwin.c (darwin_override_options): Turn on uninitialized
176 tracking automatically, if var_tracking is on and the system is
179 2007-07-13 Sa Liu <saliu@de.ibm.com>
181 * config.gcc: Add options for arch and tune on SPU.
182 * config/spu/predicates.md: Add constant operands 0 and 1.
183 * config/spu/spu-builtins.def: Add builtins for double precision
184 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
185 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
187 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
189 * config/spu/spu-protos.h: Add new function prototypes.
190 * config/spu/spu.c (spu_override_options): Check options -march and
192 (spu_comp_icode): Add comparison code for DFmode and vector mode.
193 (spu_emit_branch_or_set): Use the new code for DFmode and vector
195 (spu_const_from_int): New. Create a vector constant from 4 ints.
196 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
197 (spu_emit_vector_compare): New. Emit vector compare.
198 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
199 * config/spu/spu.h: Add options -march and -mtune. Define processor
200 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
201 CANONICALIZE_COMPARISON.
202 * config/spu/spu.md: Add new insns for double precision compare
203 and double precision vector compare. Add vcond and smax/smin patterns
204 to enable DFmode vector conditional expression.
205 * config/spu/spu.opt: Add options -march and -mtune.
206 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
207 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
208 both CELL and CELLEDP targets: spu_testsv.
209 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
212 2007-07-13 Richard Guenther <rguenther@suse.de>
214 PR tree-optimization/32721
215 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
216 TREE_THIS_VOLATILE on the folded reference.
217 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
218 if the array reference has TREE_THIS_VOLATILE set.
220 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
223 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
225 2007-07-13 Andreas Schwab <schwab@suse.de>
227 * gengtype-lex.l: Allow declarations to be indented.
229 2007-07-12 Geoffrey Keating <geoffk@apple.com>
231 * ginclude/tgmath.h: New.
232 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
233 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
234 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
235 * configure: Regenerate.
237 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
239 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
240 correct index when setting register save state for xd
243 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
245 * config/sh/sh.c (mark_use): Remove.
247 2007-07-12 Paul Brook <paul@codesourcery.com>
249 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
250 reg does not overlap return value.
252 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
254 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
255 (set_expression_vuses): Ditto.
256 (init_pre): Initialize expression_vuses.
258 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
260 * config/i386/sse.md (storentdf, storentsf): New.
262 2007-07-12 Geoffrey Keating <geoffk@apple.com>
264 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
266 * tree.c (build_decl_stat): Move code from here...
267 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
268 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
269 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
270 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
271 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
274 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
275 Devang Patel <dpatel@apple.com>
277 PR tree-optimization/25413
278 * targhooks.c (default_builtin_vector_alignment_reachable): New.
279 * targhooks.h (default_builtin_vector_alignment_reachable): New.
280 * tree.h (contains_packed_reference): New.
281 * expr.c (contains_packed_reference): New.
282 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
283 (vect_enhance_data_refs_alignment): Call
284 vector_alignment_reachable_p.
285 * target.h (vector_alignment_reachable): New builtin.
286 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
287 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
288 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
290 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
292 * target.h (builtin_vectorization_cost): Add new target builtin.
293 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
294 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
295 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
296 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
297 uninitialized variables.
298 * tree-vect-transform.c (cost_for_stmt): New function.
299 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
300 using cost 1 for all scalar stmts. Be less conservative when
301 estimating the number of prologue/epulogue iterations. Call
302 targetm.vectorize.builtin_vectorization_cost. Return
303 min_profitable_iters-1.
304 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
305 initialization cost instead of TARG_VEC_STMT_COST. Use
306 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
307 epilogue code. Fix epilogue cost computation.
308 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
309 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
310 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
311 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
312 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
313 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
315 2007-07-12 Richard Guenther <rguenther@suse.de>
317 * gimplify.c (gimplify_conversion): Make sure that the result
318 from maybe_fold_offset_to_reference is trivially convertible
319 to the desired type before doing the simplification.
320 (gimplify_expr): Likewise.
321 * fold-const.c (fold_binary): Use the correct types for
322 building the simplified expression.
324 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
326 PR rtl-optimization/32729
327 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
328 that fallthru to exit.
330 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
332 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
333 (symDTPOFF2reg): Likewise.
335 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
337 PR tree-optimization/32663
339 * tree.h (VALUE_HANDLE_VUSES): Remove.
340 (struct tree_value_handle): Remove vuses.
342 * tree-vn.c (create_value_handle_for_expr): Don't set
345 * tree-ssa-pre.c (expression_vuses): New.
346 (alloc_expression_id): Set up expression_vuses.
347 (get_expression_vuses): New.
348 (set_expression_vuses): Ditto.
349 (clear_expression_ids): Modify for expression_vuses.
350 (phi_translate_1): Ditto.
351 (phi_translate_set): Ditto.
352 (value_dies_in_block_x): Ditto
353 (valid_in_sets): Ditto.
354 (add_to_sets): Ditto.
355 (find_existing_value_expr): Ditto.
356 (create_value_handle_for_expr): Ditto.
357 (make_values_for_stmt): Ditto.
358 (vuse_equiv): Remove.
360 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
362 * Makefile.in (mostlyclean): Remove object files.
364 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
366 * toplev.c (no_new_pseudos): Deleted.
367 * rtl.h (no_new_pseudos): Deleted.
368 * tree-pass.h (pass_no_new_pseudos): Deleted.
369 * passes.c (pass_no_new_pseudos): Deleted.
370 * final.c (rest_of_clean_state): Removed no_new_pseudos.
371 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
372 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
374 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
375 * rtlhooks.c (gen_lowpart_general): Ditto.
376 * optabs.c (prepare_operand): Ditto.
377 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
379 * modulo-sched.c (rest_of_handle_sms): Ditto.
380 * see.c (rest_of_handle_see): Ditto.
381 * ifcvt.c (if_convert): Ditto.
382 (gate_handle_if_after_combine): Replaced no_new_pseudos with
384 * init-regs.c (gate_initialize_regs): Deleted set of
386 * lower-subreg.c (decompose_multiword_subregs): Ditto.
387 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
388 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
390 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
393 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
394 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
395 (*vec_extractv2di_1_rex64): New insn pattern.
397 2007-07-11 David Daney <ddaney@avtrex.com>
399 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
400 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
401 for SIGNAL_UNWIND_RETURN_COLUMN.
402 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
403 (DWARF_FRAME_REGNUM): Rewrite.
404 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
406 2007-07-11 Nick Clifton <nickc@redhat.com>
408 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
409 delta and use gen_int_mode in place of GET_INT instead.
411 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
413 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
416 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
418 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
419 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
421 * params.h (VERIFY_CANONICAL_TYPES): Remove.
422 (USE_CANONICAL_TYPES): New.
423 * doc/invoke.texi (verify-canonical-types): Remove.
424 (use-canonical-types): Add.
426 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
428 * config/spu/spu.c (spu_optimization_options): Remove setting of
429 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
430 (spu_override_options): Move it here.
432 2007-07-11 Richard Sandiford <richard@codesourcery.com>
434 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
435 * config/mips/mips.c (mips_cpu_info_table): Mention
436 MIPS_ISA_LEVEL_SPEC in the comment.
438 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
440 PR tree-optimization/32713
441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
443 2007-07-11 Paolo Carlini <pcarlini@suse.de>
446 * c-opts.c (c_common_post_options): Do not change flag_complex_method
447 conditional to flag_isoc99.
448 (c_common_init_options): Do it here, unconditionally.
450 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
452 PR tree-optimization/32589
453 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
454 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
455 * tree-ssa-propagate.c (valid_gimple_expression_p): New
456 predicate, extracted from...
457 (set_rhs): ...here. Call it for the expression on entry.
458 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
459 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
460 (simplify_binary_expression): Use valid_gimple_expression_p
461 to validate the simplification.
462 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
464 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
466 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
467 DWARF2_DEBUG on 32 bit target too.
468 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
470 2007-07-11 Nick Clifton <nickc@redhat.com>
472 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
473 version for 64-bit hosts.
475 2007-07-10 David Daney <ddaney@avtrex.com>
477 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
479 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
481 * config/mips/mips.c (mips_expand_synci_loop): New function.
482 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
483 (UNSPEC_RDHWR): Same.
484 (UNSPEC_SYNCI): Same.
486 (clear_cache): New expand.
490 (clear_hazard): Same.
491 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
493 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
494 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
496 2007-07-10 Ian Lance Taylor <iant@google.com>
498 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
501 2007-07-10 David Daney <ddaney@avtrex.com>
503 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
504 * builtins.c (expand_builtin___clear_cache): New function.
505 (expand_builtin): Call expand_builtin___clear_cache for
506 BUILT_IN_CLEAR_CACHE case.
507 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
508 * doc/md.texi (clear_cache): Document new instruction pattern.
509 * testsuite/gcc.dg/builtins-64.c: New test.
511 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
513 * config/cris/cris.md ("movsi"): Fix typo in last change.
515 2007-07-09 Geoffrey Keating <geoffk@apple.com>
518 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
520 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
521 * varasm.c (assemble_start_function): Honor DECL_ALIGN
522 for FUNCTION_DECLs. Don't use align_functions_log if
524 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
525 even for FUNCTION_DECLs.
526 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
528 * tree.h (DECL_ALIGN): Update for new location of 'align'.
529 (DECL_FUNCTION_CODE): Update for new location and name of
531 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
532 (struct tree_decl_common): Move 'align' and 'off_align' out
533 of union, ensure they're still on a 32-bit boundary. Remove
534 other fields in union 'u1'.
535 (struct tree_function_decl): Add field 'function_code' replacing
536 'u1.f' in tree_decl_common.
537 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
538 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
539 (Variable Attributes): Cross-reference 'aligned' attribute
540 to Function Attributes.
541 * flags.h (force_align_functions_log): Delete.
542 * toplev.c (force_align_functions_log): Delete.
544 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
548 (*vec_concatv2di_rex): New insn pattern.
550 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
553 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
555 2007-07-10 Ian Lance Taylor <iant@google.com>
557 Replace no_new_pseudos in backends.
558 * rtl.h (can_create_pseudo_p): Define.
559 * config/darwin.c (machopic_indirect_data_reference): Use
560 can_create_pseudo_p () instead of no_new_pseudos.
561 (machopic_indirect_data_reference): Likewise.
562 (machopic_legitimize_pic_address): Likewise.
563 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
564 (alpha_emit_set_const_1): Likewise.
565 (alpha_emit_set_const): Likewise.
566 (alpha_emit_conditional_move): Likewise.
567 (alpha_split_conditional_move): Likewise.
568 * config/alpha/alpha.md (various splitters): Likewise.
570 * config/arm/arm.c (legitimize_pic_address): Likewise.
571 (arm_load_pic_register): Likewise.
572 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
573 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
574 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
575 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
576 * config/cris/cris.md (movsi): Likewise.
577 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
578 (symGOTOFF2reg_hilo): Likewise.
579 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
580 * config/h8300/h8300.md (insv, extzv): Likewise.
581 * config/i386/i386.c (ix86_expand_move): Likewise.
582 (ix86_expand_vector_move): Likewise.
583 (ix86_prepare_fp_compare_args): Likewise.
584 (ix86_expand_carry_flag_compare): Likewise.
585 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
586 (tls_dynamic_gnu2_combine_32): Likewise.
587 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
588 * config/ia64/ia64.c (ia64_expand_move): Likewise.
589 (ia64_expand_movxf_movrf): Likewise.
590 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
591 (m32c_split_move): Likewise.
592 (m32c_expand_insv): Likewise.
593 * config/m68k/m68k.md (movsi): Likewise.
594 * config/mips/mips.c (mips_force_temporary): Likewise.
595 (mips_split_symbol): Likewise.
596 (mips_move_integer): Likewise.
597 (mips_legitimize_const_move): Likewise.
598 * config/mn10300/mn10300.md (movsi): Likewise.
599 * config/pa/pa.c (emit_move_sequence): Likewise.
600 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
601 (rs6000_got_register): Likewise.
602 (create_TOC_reference): Likewise.
603 (rs6000_machopic_legitimize_pic_address): Likewise.
604 * config/rs6000/rs6000.md (add<mode>3): Likewise.
605 (various splitters): Likewise.
606 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
607 (movsi_got): Likewise.
608 * config/s390/s390.c (emit_symbolic_move): Likewise.
609 * config/s390/s390.md (movhi, movqi): Likewise.
610 (load_multiple, store_multiple): Likewise.
611 * config/score/score.c (score_force_temporary): Likewise.
612 * config/sh/sh.c (prepare_move_operands): Likewise.
613 (prepare_cbranch_operands): Likewise.
614 (emit_fpu_switch): Likewise.
615 (fpscr_set_from_mem): Likewise.
616 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
617 (adddi3, subsi3): Likewise.
618 (various splitters): Likewise.
619 (divsi_inv_fp_combine): Likewise.
620 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
621 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
623 * config/sh/predicates.md (xor_operand): Likewise.
624 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
625 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
626 (movdi_pic_label_ref): Likewise.
627 * config/spu/spu.c (spu_split_immediate): Likewise.
628 * config/alpha/alpha.md (various splitters): Remove test
629 !no_new_pseudos || reload_completed.
630 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
632 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
633 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
634 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
635 * config/score/score.c (th_output_mi_thunk): Likewise.
636 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
637 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
639 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
641 PR rtl-optimization/32664
642 * mode-switching.c (create_pre_exit): Skip barrier insns.
644 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
646 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
647 force_gimple_operand_bsi.
648 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
649 rewrite_use_compare): Ditto.
650 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
652 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
653 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
654 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
655 * tree-profile.c (prepare_instrumented_value,
656 tree_gen_interval_profiler, tree_gen_pow2_profiler,
657 tree_gen_one_value_profiler, tree_gen_ic_profiler,
658 tree_gen_ic_func_profiler, tree_gen_average_profiler,
659 tree_gen_ior_profiler): Ditto.
660 * tree-ssa-reassoc.c (negate_value): Ditto.
661 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
662 Use force_gimple_operand_bsi.
663 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
664 * tree-if-conv.c (add_to_dst_predicate_list,
665 find_phi_replacement_condition): Ditto.
666 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
667 Call mark_symbols_for_renaming for new statements.
668 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
670 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
672 * cfghooks.c (remove_edge): New function.
673 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
675 * cfghooks.h (remove_edge): Declare.
676 * cfg.c (remove_edge): Renamed to remove_edge_raw.
677 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
679 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
681 * optabs.h: Added declaration for signbit_optab.
682 * optabs.c: (init_optabs): Added initialization for signbit_optab.
683 * genoptinit.c (optabs): Added entry for signbit insns.
684 * builtins.c (expand_builtin_signbit): Added code to use a signbit
686 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
687 * config/s390/s390.md (signbit<mode>2): New expander.
689 2007-07-09 Richard Guenther <rguenther@suse.de>
692 * fold-const.c (fold_plusminus_mult_expr): Move constant
693 arguments second to allow decomposing.
695 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
698 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
700 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
701 Disregard DECL_FROM_INLINE.
703 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
706 * doc/invoke.texi: Add ftree-reassoc flag.
707 * common.opt (ftree-reassoc): New flag.
708 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
709 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
711 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
713 PR tree-optimization/32681
714 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
715 saved in second_edge->aux when first_bb is a loop header.
717 2007-07-09 Jan HUbicka <jh@suse.cz>
719 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
721 2007-07-09 Richard Guenther <rguenther@suse.de>
723 * c-decl.c (start_function): Do not promote return type.
725 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
727 * function.c (do_warn_unused_parameter): Do not warn if
728 TREE_NO_WARNING is set.
730 2007-07-08 Andreas Schwab <schwab@suse.de>
732 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
734 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
737 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
739 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
740 apply to assembly language, too.
741 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
743 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
745 Revert (note the sccvn portions are *not* reverted)
746 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
748 Fix PR tree-optimization/23488
750 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
752 * tree-flow-inline.h (get_value_handle): Ditto.
753 * tree-ssa-pre.c (decl_vh_map): New.
754 (decl_node_pool): New.
755 (can_value_number_operation): Support DECL_P.
756 (can_PRE_operation): Ditto.
757 (create_expression_by_pieces): Ditto.
758 (find_existing_value_expr): Modify to differnetiate between
759 addressing and top level.
760 (create_value_handle_for_expr): Handle DECL's.
761 (poolify_tree): Ditto.
762 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
763 (make_values_for_stmt): Handle DECL's properly.
764 (init_pre): Reorg to not init useless things during FRE.
766 * tree-flow.h: Include pointer-set.h.
767 (decl_vh_map): Declare.
768 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
770 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
772 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
773 the constraint description.
774 * doc/md.texi: Update documentation of AVR constraints.
776 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
778 * auto-inc-dec.c, config/arm/arm.c,
779 config/m32r/constraints.md, config/mips/mips.md,
780 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
781 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
782 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
783 typos. Follow spelling conventions.
784 * doc/invoke.texi, doc/rtl.texi: Fix typos.
786 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
787 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
789 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
790 realloc_vuse): Remove.
791 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
794 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
796 Fix PR tree-optimization/23488
798 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
799 (try_to_simplify): Ditto.
801 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
803 * tree-flow-inline.h (get_value_handle): Ditto.
804 * tree-ssa-pre.c (decl_vh_map): New.
805 (decl_node_pool): New.
806 (can_value_number_operation): Support DECL_P.
807 (can_PRE_operation): Ditto.
808 (create_expression_by_pieces): Ditto.
809 (find_existing_value_expr): Modify to differnetiate between
810 addressing and top level.
811 (create_value_handle_for_expr): Handle DECL's.
812 (poolify_tree): Ditto.
813 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
814 (make_values_for_stmt): Handle DECL's properly.
815 (init_pre): Reorg to not init useless things during FRE.
817 * tree-flow.h: Include pointer-set.h.
818 (decl_vh_map): Declare.
819 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
821 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
823 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
824 apply to assembly language, too.
825 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
827 2007-07-06 Ian Lance Taylor <iant@google.com>
828 Zack Weinberg <zackw@panix.com>
831 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
833 2007-07-06 Richard Sandiford <richard@codesourcery.com>
835 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
836 (prefetch): Likewise if "pref" would be used.
838 2007-07-06 Josh Conner <jconner@apple.com>
842 * calls.c (store_one_arg): Handle arguments which are partially
843 on the stack when detecting argument overlap.
845 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
847 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
848 chosen during find_reloads.
850 2007-07-06 Richard Guenther <rguenther@suse.de>
852 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
853 TYPE_ARG_TYPES for verification of argument types. Use
854 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
855 parameters as variable arguments.
857 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
859 * libgcc2.h (word_type): Type definition removed.
860 (cmp_return_type, shift_count_type): Type definitions added.
861 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
862 replaced with shift_count_type.
863 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
865 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
866 changed from word_type to Wtype.
867 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
868 replaced with shift_count_type.
869 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
871 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
872 and libgcc_shift_count attribute added.
873 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
874 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
875 (TARGET_INITIALIZER): New target hooks added.
876 * targhooks.c (default_libgcc_cmp_return_mode,
877 default_libgcc_shift_count_mode): Default implementations for the new
879 * targhooks.h (default_libgcc_cmp_return_mode,
880 default_libgcc_shift_count_mode): Function prototypes added.
881 * target.h (struct gcc_target): Fields for the new target hooks added.
882 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
884 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
887 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
888 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
890 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
891 s390_libgcc_shift_count_mode): Functions added.
892 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
893 Target hooks defined.
895 2007-07-06 Richard Sandiford <richard@codesourcery.com>
897 * config/mips/mips.c (compute_frame_size): Restore the original
898 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
899 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
900 Document why the difference is needed.
902 2007-07-06 Richard Guenther <rguenther@suse.de>
904 * c-common.c (boolean_increment): Use correctly typed
907 2007-07-06 Richard Sandiford <richard@codesourcery.com>
909 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
910 the topmost argument register is not also included in the save mask.
911 (mips16e_collect_argument_save_p): Take a pointer to the argument
912 register, rather than a pointer to the number of arguments.
913 (mips16e_collect_argument_saves): Only include argument saves
914 that aren't in the register mask.
916 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
918 PR rtl-optimization/32450
919 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
920 to ensure that instructions are not moved into the prologue when
921 profiling is on. Remove unused prologue_end variable.
922 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
923 as a scheduling barrier.
925 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
928 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
929 Disregard DECL_FROM_INLINE.
931 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
933 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
934 IORing with a constant.
936 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
938 PR rtl-optimization/32475
939 * df-scan.c (df_def_record_1): Add a use of the stack pointer
940 for every definition of the stack pointer.
942 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
944 * arm.c (vfp3_const_double_index): Copy signed results of
945 REAL_VALUE_TO_INT into unsigned vars.
947 2007-07-05 Richard Guenther <rguenther@suse.de>
950 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
952 * tree-ssa.c (useless_type_conversion_p): Check canonical
955 2007-07-05 Anatoly Sokolov <aesok@post.ru>
957 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
958 zero_extendhisi2): Change to define_insn_and_split.
959 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
961 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
963 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
964 pass_match_asm_constraints): New.
965 * passes.c (init_optimization_passes): Add new pass.
966 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
967 * function.h (struct function): Add has_asm_statement bit.
968 (current_function_has_asm_statement): New.
969 * tree-pass.h (pass_match_asm_constraints): New.
971 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
973 * config/mips/mips.c (mips_file_start): Avoid declaration
976 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
978 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
980 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
982 * rtl.def (NOTE): Change print format string to print
983 operand 5 as a note insn name.
985 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
986 David Ung <davidu@mips.com>
988 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
989 * doc/invoke.texi: (MIPS Options): Document them.
991 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
992 David Ung <davidu@mips.com>
994 Add support for SmartMIPS ASE.
996 * optabs.c (expand_binop_directly): New, broken out from...
997 (expand_binop): Here. Make it try rotating in the other
998 direction even when the second operand isn't constant.
999 * config/mips/mips.md (*lwxs): New.
1000 * config/mips/mips.opt (msmartmips): New.
1001 * config/mips/mips.c (mips_lwxs_address_p): New.
1002 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1003 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1004 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1005 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1006 (ISA_HAS_LWXS): New.
1007 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1008 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1009 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1010 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1011 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1012 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1013 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1015 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1017 * tree-vectorizer.c (new_loop_vec_info): Initialize
1018 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1019 * tree-vectorizer.h (_loop_vec_info): Added new filed
1020 min_profitable_iters.
1021 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1022 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1023 * tree-vect-analyze.c (vect_analyze_operations): Set
1024 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1025 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1026 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1027 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1028 and prologue cost to after they are computed.
1029 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1031 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1032 of creating vectors from scalars according to dt.
1033 (vect_model_store_cost): Likewise.
1034 (vectorizable_call): Use dt array instead of scalar dt. Call
1035 vect_model_simple_cost with additional argument dt.
1036 (vectorizable_assignment): Likewise.
1037 (vectorizable_operation): Likewise.
1038 (vectorizable_type_demotion): Likewise.
1039 (vectorizable_type_promotion): Likewise.
1040 (vectorizable_store): Use dt array instead of scalar dt. Call
1041 vect_model_store_cost with additional argument dt.
1042 (vect_do_peeling_for_loop_bound): Don't call
1043 vect_estimate_min_profitable_iters. Instead, lookup
1044 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1045 "may not be profitable".
1047 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1050 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1051 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1052 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1053 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1055 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1057 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1058 addressing modes cheaper.
1060 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1062 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1063 (dw_ranges_struct): Rename block_num to num. Adjust.
1064 (dw_ranges_by_label_struct): New.
1065 (ranges_by_label, ranges_by_label_allocated,
1066 ranges_by_label_in_use): New variables.
1067 (add_ranges_num): Factored most of the code out of...
1068 (add_ranges): ... this one. Rewrite in terms of the former.
1069 (add_ranges_by_labels): New.
1070 (output_ranges): Output by-label ranges.
1071 (dwarf2out_finish): Output range for multiple-section
1072 compile_unit. Output standard DW_AT_low_pc in addition to
1073 unexpected DW_AT_entry_pc.
1075 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1077 PR tree-optimization/32604
1078 PR tree-optimization/32606
1080 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1081 (compute_antic_safe): Removed.
1082 (ANTIC_SAFE_LOADS): Ditto.
1083 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1084 (execute_pre): Don't call compute_antic_safe.
1085 (vuse_equiv): New function.
1086 (make_values_for_stmt): Use it
1087 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1090 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1093 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1095 (avr_attribute_table): Make "naked" attribute apply to function types
1096 rather than to decls.
1097 (avr_handle_fntype_attribute): New function.
1099 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1101 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1104 2007-07-04 David Ung <davidu@mips.com>
1105 Joseph Myers <joseph@codesourcery.com>
1107 * config/mips/mips.md (type): Add logical, signext and move.
1108 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1109 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1110 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1111 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1112 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1113 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1114 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1115 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1116 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1117 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1118 movv2sf_hardfloat_64bit): Use the new types.
1119 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1120 *movdf_softfloat, *movdf_mips16): Use "multi".
1121 (extendqihi2): Replace with a define_expand.
1122 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1123 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1124 * config/mips/74k.md (r74k_int_logical): New reservation and
1126 (r74k_int_arith): Remove "slt".
1127 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1128 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1129 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1130 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1131 reservations for "arith".
1133 2007-07-04 Richard Guenther <rguenther@suse.de>
1135 * tree-ssa.c (useless_type_conversion_p): Add handling for
1136 scalar float and vector types. Only call the types_compatible_p
1137 langhook for aggregate types as last resort. Follow the
1140 2007-07-04 Richard Guenther <rguenther@suse.de>
1142 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1143 the same as NOP_EXPR.
1145 2007-07-04 Nick Clifton <nickc@redhat.com>
1147 * target.h (struct gcc_target): Add target_help field.
1148 * target-def.h (TARGET_HELP): New.
1149 (TARGET_INITIALIZER): Use TARGET_HELP.
1150 * opts.c (command_handle_option): Invoke target_help function, if
1151 defined, when the user has specified --target-help on the command
1153 * doc/invoke.texi: Mention that --target-help might print
1154 additional information.
1155 * doc/tm.texi: Document TARGET_HELP hook.
1157 * arm.c (TARGET_HELP): Override default definition.
1158 (arm_target_help): New - display a wrapped list of cores and
1159 architectures supported.
1161 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1163 * config/gcc/v850/v850.c (expand_prologue): Make sure
1164 GEN_INT() argument is sign extended rather than zero extended.
1165 (expand_epilogue): Likewise.
1166 (output_move_double): Delete.
1167 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1168 * config/gcc/v850/v850.md (movdi): Delete.
1169 (*movdi_internal): Delete.
1171 (*movdf_internal): Delete.
1173 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1175 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1176 unless compiling RTP PIC.
1178 2007-07-04 Richard Guenther <rguenther@suse.de>
1180 PR tree-optimization/32482
1181 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1182 original ssa name if we didn't find a shift expression.
1183 Fix shift constant for bit zero test.
1185 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1187 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1189 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1191 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1192 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1193 * config/arm/vxworks.h (ASM_SPEC): Delete.
1194 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1196 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1198 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1199 (DDR_REVERSED_P): New.
1200 * tree-data-ref.c (initialize_data_dependence_relation,
1201 build_classic_dist_vector): Set DDR_REVERSED_P.
1203 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1206 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1207 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1208 init_omega_for_ddr_1): Use non conservative number of iterations
1210 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1211 (analyze_siv_subscript): Remove FIXME and reinitialization of
1212 last_conflicts to chrec_dont_know.
1213 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1215 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1217 * tree.c (maybe_canonicalize_argtypes): Improve description.
1219 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1221 * tree.c (maybe_canonicalize_argtypes): New.
1222 (build_function_type): Set canonical type.
1223 (build_method_type_directly): Ditto.
1224 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1227 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1229 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1231 (rewrite_use_nonlinear_expr): Likewise.
1233 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1235 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1237 2007-07-04 Ben Elliston <bje@au.ibm.com>
1239 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1242 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1244 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1245 (Exception Handling): Likewise.
1247 2007-07-03 Jan Hubicka <jh@suse.cz>
1249 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1251 2007-07-03 Eric Christopher <echristo@apple.com>
1253 * doc/cppopts.texi: Add conflicting option note to -dM.
1254 * doc/invoke.texi: Add note about possible conflicts with
1255 -E for -dCHARS and note that -dM will not produce
1256 any results if there is no machine dependent reorg.
1258 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1260 * tree.h (DECL_ALIGN): Back out previous change.
1262 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1264 * configure.ac: Test for .dtprelword support on MIPS.
1265 * configure, config.in: Regenerate.
1266 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1267 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1269 2007-07-03 Julian Brown <julian@codesourcery.com>
1271 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1272 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1273 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1274 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1276 (all_fpus): Add FPUTYPE_VFP3.
1277 (fp_model_for_fpu): Add VFPv3 field.
1278 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1279 (vfp3_const_double_index): New function. Return integer index of
1280 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1282 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1283 and argument represents a valid RTX for a VFPv3 constant.
1284 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1286 (vfp_emit_fstmd): Similar, for fstmd.
1287 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1288 constants, represented as integer indices.
1289 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1290 VFP_REGNO_OK_FOR_DOUBLE macros.
1291 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1292 (arm_file_start): Set float-abi attribute for VFPv3, and output
1293 correct ".fpu" assembler directive.
1294 (arm_dbx_register_numbering): Add FIXME.
1295 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1296 (fputype): Add FPUTYPE_VFP3.
1297 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1298 (CALL_USED_REGISTERS): Likewise.
1299 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1300 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1301 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1302 (D7_VFP_REGNUM): New.
1303 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1304 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1305 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1306 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1307 (REG_ALLOC_ORDER): Adjust for VFPv3.
1308 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1309 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1310 VFP_LO_REGS, VFP_HI_REGS.
1311 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1312 (IS_VFP_CLASS): Define macro.
1313 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1315 (REGISTER_MOVE_COST): Likewise.
1316 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1317 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1318 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1319 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1320 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1321 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1322 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1323 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1324 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1325 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1326 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1327 where appropriate for single-word registers.
1328 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1329 As above. Fix type attributes.
1330 * config/arm/constraints.md (register_contraint "t"): Define.
1331 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1333 (register_constraint "x"): Define.
1334 (constraint "Dv"): Define.
1336 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1338 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1340 2007-07-03 Tom Tromey <tromey@redhat.com>
1342 * c-parser.c (objc_pq_context): Removed.
1343 (objc_need_raw_identifier): Likewise.
1344 (c_parser) <objc_pq_context>: New field.
1345 <objc_need_raw_identifier>: Likewise.
1346 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1347 (c_lex_one_token): Update.
1348 (c_parser_objc_protocol_definition): Update.
1349 (c_parser_objc_method_definition): Update.
1350 (c_parser_objc_methodproto): Update.
1351 (c_parser_declspecs): Update.
1353 2007-07-03 David Ung <davidu@mips.com>
1355 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1357 2007-07-03 David Ung <davidu@mips.com>
1358 Richard Sandiford <richard@codesourcery.com>
1360 * doc/invoke.texi: Document -march=74kf3_2.
1361 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1362 (TUNE_74K): Check for it.
1363 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1364 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1365 * config/mips/mips.md (cpu): Add 74kf3_2.
1366 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1367 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1368 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1369 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1370 74kf3_2 to the CPU list.
1371 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1372 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1373 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1374 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1375 (r74kf3_2_fxfer_from_c1): New insn reservations.
1377 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1378 David Ung <davidu@mips.com>
1380 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1381 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1382 and 74k[fx]. Document aliases for the new options.
1383 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1384 (PROCESSOR_24KF2_1): ...this.
1385 (PROCESSOR_24KX): Rename to...
1386 (PROCESSOR_24KF1_1): ...this.
1387 (PROCESSOR_74KF): Rename to...
1388 (PROCESSOR_74KF2_1): ...this.
1389 (PROCESSOR_74KX): Rename to...
1390 (PROCESSOR_74KF1_1): ...this.
1391 (TUNE_74K): Update PROCESSOR_* names.
1392 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1393 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1394 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1395 (mips_rtx_cost_data): Update processor names in comments.
1396 (mips_issue_rate): Update PROCESSOR_* names.
1397 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1398 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1399 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1400 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1401 Update cpu attribute names.
1402 (r24k_fpu_iss): Rename this reservation to...
1403 (r24kf2_1_fpu_iss): ...this and update all uses.
1404 (r24kx_fpu_iss): Rename this reservation to...
1405 (r24kf1_1_fpu_iss): ...this and update all uses.
1406 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1407 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1408 Update cpu attribute names.
1410 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1412 * config/m32r/constraints.md: New file.
1413 * config/m32r/m32r.c: Include tm-constrs.h.
1414 (small_data_operand): Use satisfies_constraint_* instead of macro.
1415 (addr24_operand, gen_compare): Likewise.
1416 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1417 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1418 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1419 EXTRA_CONSTRAINT): Likewise.
1420 * config/m32r/m32r.md: Include constraints.md.
1421 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1422 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1423 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1424 (two_insn_const_operand, int8_operand, uint16_operand,
1425 reg_or_int16_operand, reg_or_uint16_operand,
1426 reg_or_cmp_int16_operand, cmp_int16_operand,
1427 seth_add3_operand): Likewise.
1429 2007-07-03 Eric Christopher <echristo@gmail.com>
1431 * libgcc2.h: Conditionally declare __bswapsi2 and
1434 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1436 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1439 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1442 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1443 (__gthrw_pragma): Provide default definition.
1445 * gthr-posix.c (__gthrw_pragma): Define.
1447 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1449 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1450 before declaring inequality.
1452 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1454 * combine.c (recog_for_combine): Log the success or failure of
1455 matching new insn patterns against the machine description in
1458 2007-07-03 Revital Eres <eres@il.ibm.com>
1460 * ddg.c (print_sccs): New function.
1461 (check_sccs): New function.
1462 (create_ddg_all_sccs): Use it.
1463 * ddg.h (print_sccs): Declare.
1464 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1466 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1468 * targhooks.h (default_mode_for_suffix): New function declaration.
1469 * targhooks.c (default_mode_for_suffix): New default target hook.
1470 * target.h (struct c): New structure in the targetm struct.
1471 (mode_for_suffix): New target hook as part of struct c.
1472 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1473 default_mode_for_suffix.
1474 (TARGET_C): New define.
1475 * c-lex.c: Include "target.h".
1476 (interpret_float): Use targetm.c.mode_for_suffix to determine
1477 the mode for a given non-standard suffix.
1478 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1480 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1481 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1483 * doc/extend.texi (Floating Types): New node. Document __float80 and
1484 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1486 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1489 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1490 predicate instead of target_operand.
1491 (divsi3_i1_media, divsi3_media_2): Likewise.
1493 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1495 * tree.h (alias_sets_might_conflict_p): Rename into
1496 alias_sets_must_conflict_p.
1497 * alias.c (alias_sets_might_conflict_p): Likewise.
1498 (alias_sets_conflict_p): Use it.
1499 (objects_must_conflict_p): Likewise.
1500 * c-common.c (strict_aliasing_warning): Adjust.
1502 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1504 * rtlhooks.c (gen_lowpart_if_possible): Check for
1505 invalid subreg before calling gen_lowpart_SUBREG.
1507 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1509 * config/darwin9.h: Add copyright notice.
1510 (LINK_COMMAND_SPEC): Add comment.
1511 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1512 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1513 DARWIN_LIBSYSTEM_HAS_UNWIND.
1515 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1518 * omp-low.c (check_combined_parallel): New function.
1519 (lower_omp_parallel): Call it via walk_stmts, set
1520 OMP_PARALLEL_COMBINED if appropriate.
1521 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1522 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1523 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1524 don't consider it as combined parallel.
1526 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1528 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1529 (gcc_tooldir): Likewise.
1530 * configure: Regenerate.
1531 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1532 old configure.ac gcc_tooldir setting.
1533 (prefix_to_exec_prefix): New variable.
1534 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1535 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1537 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1539 Fix PR tree-optimization/32583
1540 Fix PR tree-optimization/32584
1541 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1542 (phi_translate_set): Use phi_translate directly now.
1543 (make_values_for_stmt): Don't value number RHS if we already know
1546 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1547 Jim Wilson <wilson@specifix.com>
1550 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1553 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1554 Richard Sandiford <richard@codesourcery.com>
1555 Nigel Stephens <nigel@mips.com>
1557 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1558 (mips16e_output_save_restore): Declare.
1559 (mips16e_save_restore_pattern_p): Likewise.
1560 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1561 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1562 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1563 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1564 (BITSET_P): New global macro, extracted from...
1565 (mips_for_each_saved_reg): ...here.
1566 (mips16e_save_restore_info): New struct.
1567 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1568 (mips16e_save_restore_regs): New variable.
1569 (mips_split_plus, mips16e_find_first_register): New functions.
1570 (mips16e_mask_registers): New function.
1571 (compute_frame_size): Expand the commentary before the function.
1572 Enforce the MIPS16e save and restore register range restrictions.
1573 Pad the general register save area at the low end.
1574 (mips16e_save_restore_reg, mips16e_build_save_restore)
1575 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1576 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1577 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1579 (mips_expand_prologue, mips_expand_epilogue): Handle
1580 GENERATE_MIPS16E_SAVE_RESTORE.
1581 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1583 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1585 PR tree-optimization/31966
1586 PR tree-optimization/32533
1587 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1588 "basic_block" description as its third argument. Update function
1589 calls to get destination bb from "edge" argument. Save "cond" into
1590 aux field of the edge. Update prototype for changed arguments.
1591 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1593 (find_phi_replacement_condition): Operate on incoming edges, not
1594 on predecessor blocks. If there is a condition saved in the
1595 incoming edge aux field, AND it with incoming bb predicate.
1596 Return source bb of the first edge.
1597 (clean_predicate_lists): Clean aux field of outgoing node edges.
1598 (tree_if_conversion): Do not initialize cond variable. Move
1599 variable declaration into the loop.
1600 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1601 initializations of new_stmt, arg0 and arg1 variables.
1603 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1605 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1606 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1608 2007-07-02 Richard Guenther <rguenther@suse.de>
1610 * tree-ssa.c (useless_type_conversion_p): Document
1611 future intent as defining the middle-end type system.
1612 Re-structure to call langhook last, group by type class,
1613 mark questionable parts.
1615 2007-07-02 Richard Guenther <rguenther@suse.de>
1617 * tree-flow.h (types_compatible_p): Declare.
1618 * tree-ssa.c (types_compatible_p): New function.
1619 * ipa-type-escape.c (discover_unique_type): Use
1620 types_compatible_p instead of lang_hooks.types_compatible_p.
1621 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1622 * tree-vn.c (expressions_equal_p): Likewise.
1623 * tree.c (fields_compatible_p): Likewise.
1624 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1625 (cprop_operand): Use useless_type_conversion_p instead of
1626 lang_hooks.types_compatible_p.
1627 * tree-inline.c (setup_one_parameter): Likewise.
1628 (declare_return_variable): Likewise.
1629 * tree-nrv.c (tree_nrv): Likewise.
1630 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1631 (maybe_fold_offset_to_component_ref): Likewise.
1632 (maybe_fold_offset_to_reference): Likewise.
1633 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1634 (merge_alias_info): Likewise.
1635 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1636 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1637 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1638 * tree-tailcall.c (find_tail_calls): Likewise.
1639 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1640 * gimplify.c (canonicalize_addr_expr): Likewise.
1641 (fold_indirect_ref_rhs): Likewise.
1642 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1643 (cpt_same_type): Likewise.
1644 (check_pointer_types_r): Swap parameters to cpt_same_type
1646 * fold-const.c (fold_convert): Revert fix for PR15988.
1647 * tree-inline.c (setup_one_parameter): Instead fix it here by
1648 using fold_build1 instead of fold_convert and checking for
1649 error_mark_node. Convert only if the conversion is necessary.
1651 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1653 * configure.ac: Check for .gnu_attribute on Power.
1654 * configure: Regenerate.
1655 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1656 attribute for floating-point ABI.
1658 2007-07-02 Ira Rosen <irar@il.ibm.com>
1660 PR tree-optimization/32230
1661 PR tree-optimization/32477
1662 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1663 address is a constant.
1665 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1667 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1668 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1669 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1670 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1671 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1672 64-bit targets. Add support for *-elfoabi*.
1673 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1674 different settings if $(tm_defines) does not select the EABI.
1675 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1676 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1677 (MIPS_ARCH_OPTION_SPEC): Likewise.
1678 (MIPS_ISA_LEVEL_SPEC): Likewise.
1679 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1680 * config/mips/elfoabi.h: New file.
1682 2007-07-02 Richard Guenther <rguenther@suse.de>
1684 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1685 (useless_type_conversion_p): ... this.
1686 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1687 (useless_type_conversion_p): ... this.
1688 * builtins.c (fold_builtin_memory_op): Rename
1689 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1690 * tree-cfg.c (verify_expr): Likewise.
1691 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1692 * tree-ssa-ccp.c (ccp_fold): Likewise.
1693 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1694 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1695 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1696 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1697 * tree-ssa-pre.c (eliminate): Likewise.
1698 * tree-ssa.c (delete_tree_ssa): Likewise.
1699 (tree_ssa_useless_type_conversion): Likewise.
1700 * tree.c (build2_stat): Likewise.
1702 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1704 Fix PR tree-optimization/32571
1705 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1708 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1710 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1711 and other expected operations explicitly, change default to
1714 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1716 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1718 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1719 (tls_load_dot_plus_eight): Move the label number into the unspec.
1720 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1722 2007-07-01 Andreas Schwab <schwab@suse.de>
1724 * dwarf2out.c (initial_return_save): Define only if used.
1726 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1728 Unreverting Richard's Revert of:
1730 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1732 * dce.c (deletable_insn_p_1): New function, split out from...
1733 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1734 specially, not those inside PARALLELs. Remove BODY argument
1735 and adjust recursive call accordingly.
1736 (prescan_insns_for_dce): Update call to delete_insn_p.
1738 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1739 Revital Eres <eres@il.ibm.com>
1741 * ddg.c (create_ddg_all_sccs): Fix missed
1742 initialization of scc_nodes.
1744 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1747 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1748 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1750 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1752 * configure.ac: Check for .gnu_attribute on MIPS.
1753 * configure, config.in: Regenerate.
1754 * config/mips/mips.c (mips_file_start): If supported, output
1755 attribute for floating-point ABI.
1757 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1761 (ffs_cmove): New expander to expand using ctz pattern.
1762 (*ffs_cmove): Remove pattern.
1763 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1764 (ffsdi2): Expand using ctz pattern.
1765 (*ffs_rex64): Remove pattern.
1767 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1769 PR rtl-optimization/32296
1770 * pa.md (return): Delete pattern.
1771 (return_internal): Remove "(const_int 1)" from pattern.
1772 (epilogue): Use return_internal pattern for trivial returns.
1773 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1774 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1776 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1778 * tree-ssa-pre.c (is_exception_related): New function
1779 (can_value_number_operation): Use it.
1781 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1783 Fix PR tree-optimization/32540
1784 Fix PR tree-optimization/31651
1786 * tree-ssa-sccvn.c: New file.
1788 * tree-ssa-sccvn.h: Ditto.
1790 * tree-vn.c: Include tree-ssa-sccvn.h
1791 (val_expr_paid_d): Removed.
1792 (value_table): Ditto.
1793 (vn_compute): Ditto.
1794 (val_expr_pair_hash): Ditto.
1795 (val_expr_pair_expr_eq): Ditto.
1796 (copy_vuses_from_stmt): Ditto.
1799 (shared_vuses_from_stmt): Ditto.
1800 (print_creation_to_file): Moved up.
1801 (sort_vuses): Ditto.
1802 (sort_vuses_heap): Ditto.
1803 (set_value_handle): Make non-static.
1804 (make_value_handle): Ditto.
1805 (vn_add): Rewritten to use sccvn lookups.
1806 (vn_add_with_vuses): Ditto.
1807 (vn_lookup): Ditto (and second argument removed).
1808 (vn_lookup_with_vuses): Ditto.
1809 (vn_lookup_or_add): Ditto (and second argument removed);
1810 (vn_lookup_or_add_with_vuses): Ditto.
1811 (vn_lookup_with_stmt): New.
1812 (vn_lookup_or_add_with_stmt): Ditto.
1813 (create_value_handle_for_expr): Ditto.
1815 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1816 (seen_during_translate): New function.
1817 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1818 (phi_trans_add): Ditto.
1819 (constant_expr_p): FIELD_DECL is always constant.
1820 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1821 Use constant_expr_p.
1822 Avoid infinite recursion on mutually valued expressions.
1823 Change callers of vn_lookup_or_add.
1824 (phi_translate): New function.
1825 (compute_antic_safe): Allow phi nodes.
1826 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1827 (find_or_generate_expression): Rewrite slightly.
1828 (create_expression_by_pieces): Updated for vn_lookup_or_add
1830 Update VN_INFO for new names.
1831 (insert_into_preds_of_block): Update for new names.
1832 (add_to_exp_gen): New function.
1833 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1834 (find_existing_value_expr): Rewrite to changed vn_lookup.
1835 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1836 (try_look_through_load): Removed.
1837 (try_combine_conversion): Ditto.
1838 (get_sccvn_value): New function.
1839 (make_values_for_phi): Ditto.
1840 (make_values_for_stmt): Ditto.
1841 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1843 (init_pre): Update for SCCVN changes.
1845 (execute_pre): Ditto.
1847 * tree-flow.h (make_value_handle): Declare.
1848 (set_value_handle): Ditto.
1849 (sort_vuses_heap): Ditto.
1850 (vn_lookup_or_add_with_stmt): Ditto.
1851 (vn_lookup_with_stmt): Ditto.
1852 (vn_compute): Remove.
1855 (vn_lookup): Update arguments.
1857 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1859 (tree-ssa-sccvn.o): New.
1860 (OBJS-common): Add tree-ssa-sccvn.o
1862 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1865 * c-typeck.c (build_external_ref): Don't mark as used if called
1867 * calls.c (rtx_for_function_call): Likewise.
1869 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1873 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1875 * dce.c (deletable_insn_p_1): New function, split out from...
1876 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1877 specially, not those inside PARALLELs. Remove BODY argument
1878 and adjust recursive call accordingly.
1879 (prescan_insns_for_dce): Update call to delete_insn_p.
1881 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1883 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1884 (try_combine): Move potential calls to undo_all() so they happen
1885 before we commit to using the combined insns.
1887 2006-06-30 Jan Hubicka <jh@suse.cz>
1889 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1892 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1894 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1895 (cgraph_remove_unreachable_nodes): Likewise.
1896 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1897 * ipa-inline.c (update_caller_keys): Cast according to the coding
1899 (cgraph_decide_recursive_inlining): Likewise.
1900 (cgraph_decide_inlining_of_small_function): Likewise.
1901 (try_inline): Likewise.
1902 (cgraph_decide_inlining_incrementally): Likewise.
1903 * ipa-pure-const.c (get_function_state): Likewise.
1904 (scan_function): Likewise.
1905 (analyze_function): Likewise.
1906 (static_execute): Likewise.
1907 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1908 (merge_callee_local_info): Likewise.
1909 (analyze_function): Use type safe memory macros.
1910 (static_execute): Likewise. Cast according to the coding conventions.
1911 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1913 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1915 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1916 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1919 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1922 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1923 for complex modes (both int and real).
1925 2007-06-29 Jan Hubicka <jh@suse.cz>
1927 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1929 2007-06-29 Jan Hubicka <jh@suse.cz>
1932 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1935 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1938 * config/avr/avr.c: Include dataflow header file.
1939 (expand_prologue): Adjust for prologue insn change.
1940 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1943 2007-06-29 Richard Guenther <rguenther@suse.de>
1946 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1947 during type verification.
1949 2007-06-29 Jan Hubicka <jh@suse.cz>
1951 * recog.c (validate_change_rtx_1): Unshare TO argument.
1953 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1955 PR tree-optimization/24659
1956 * tree-vect-transform.c (vectorizable_call): Handle
1957 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1959 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1960 * config/i386/i386.c (enum ix86_builtins)
1961 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1962 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1964 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1965 const using def_builtin_const.
1966 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1967 input operands in the same modes as the result.
1968 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1970 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1972 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1973 (df_set_dead_notes_for_mw): Likewise.
1975 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1977 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1979 2007-06-28 DJ Delorie <dj@redhat.com>
1981 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1983 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1985 * doc/invoke.texi (C++ Dialect Options): Document
1986 fvisibility-ms-compat.
1987 * c.opt (fvisibility-ms-compat): New.
1989 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1992 * tree-affine.c (aff_combination_add_elt): Handle
1993 pointer addition specially.
1995 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1997 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1998 decl is non-external for AIX ABI.
2000 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2002 * config/rs6000/predicates.md (current_file_function_operand):
2003 Ensure the symbol is non-external for AIX ABI.
2005 2007-06-28 Nick Clifton <nickc@redhat.com>
2007 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2008 (fdce, fdse, fpredictive-commoning): Likewise.
2010 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2013 * gcc.c (process_command): Recognize the new -static-libgfortran
2016 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2019 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2020 Use a call clobbered hard reg instead of a pseudo reg.
2022 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2024 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2026 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2029 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2030 REG_LIBCALL and REG_RETVAL notes.
2031 (divsi3, mulsi3): Likewise.
2032 (mulhisi3): Likewise. Use emit_libcall_block.
2033 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2035 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2037 PR rtl-optimization/32481
2038 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2040 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2042 * dce.c (deletable_insn_p_1): New function, split out from...
2043 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2044 specially, not those inside PARALLELs. Remove BODY argument
2045 and adjust recursive call accordingly.
2046 (prescan_insns_for_dce): Update call to delete_insn_p.
2048 2007-06-27 Richard Guenther <rguenther@suse.de>
2051 * tree.h (fold_convertible_p): Declare.
2052 * fold-const.c (fold_convertible_p): New function.
2053 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2054 instead of lang_hooks.types_compatible_p.
2056 2007-06-26 Jan Hubicka <jh@suse.cz>
2058 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2059 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2060 early use validate_unshare_change.
2061 (reload_combine): Likewise.
2062 * recog.c (change_t): New field unshare.
2063 (validate_change_1): Rename from validate_change; add argument unshare.
2064 (validate_change): Turn into wrapper of validate_change_1; update
2065 prototype for bools.
2066 (validate_unshare_change): New.
2067 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2068 calls of df_insn_rescan.
2069 * recog.h (validate_change): Replace ints by bools.
2070 (validate_unshare_change): Declare.
2072 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2074 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2076 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2078 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2080 2007-06-25 Jan Hubicka <jh@suse.cz>
2082 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2084 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2085 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2086 places other call site specific checks are performed.
2088 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2091 * tree-vect-transform.c (vectorizable_operation): Convert
2092 POINTER_PLUS_EXPR over to PLUS_EXPR.
2094 2007-06-25 Chao-ying Fu <fu@mips.com>
2096 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2097 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2098 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2099 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2101 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2102 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2103 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2104 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2105 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2106 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2107 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2108 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2109 ALL_FIXED_POINT_MODE_P): New define.
2110 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2112 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2114 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2115 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2116 MODE_VECTOR_UACCUM): New mode classes.
2118 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2119 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2120 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2123 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2124 (blank_mode): Initialize ibit and fbit.
2125 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2126 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2128 (new_adjust): Change required_class to required_class_from and
2129 required_class_to for testing within a range.
2130 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2131 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2133 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2134 (make_fixed_point_mode): New.
2135 (_ADD_ADJUST): Change C to C1 and C2.
2136 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2137 use a range for machine classes.
2138 (ADJUST_IBIT, ADJUST_FBIT): New.
2139 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2141 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2142 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2143 Emit adjustment for ibit and fbit.
2144 (emit_mode_ibit, emit_mode_fbit): New.
2145 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2147 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2149 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2150 as the source of the set.
2152 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2154 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2155 FP_REGNO_P): Use IN_RANGE.
2156 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2157 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2158 (DATA_REG_P): Use DATA_REGNO_P.
2159 (FP_REG_P): Use FP_REGNO_P.
2160 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2161 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2162 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2164 2007-06-24 Jan Hubicka <jh@suse.cz>
2167 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2169 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2172 * fold-const.c (fold_binary): Strip nops of operand 0
2173 of BIT_NOT_EXPR before calling operand_equal_p.
2174 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2175 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2177 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2179 * doc/extend.texi: Document that dllimport and dllexport imply
2181 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2182 imported or exported declaration, including type declarations.
2183 * c-common.c (handle_visibility_attribute): Check for conflicts
2184 with dllimport/dllexport.
2185 (c_determine_visibility): Handle dllimport/dllexport as an
2186 explicit visibility atttribute.
2188 2007-06-23 Richard Guenther <rguenther@suse.de>
2190 PR tree-optimization/16876
2192 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2194 * tree-inline.c (initialize_inlined_parameters): Do not call
2195 lang_hooks.tree_inlining.convert_parm_for_inlining.
2196 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2197 reason for mismatched types.
2198 * gimplify.c (gimplify_call_expr): Verify the call expression
2199 arguments match the called function type signature. Otherwise
2200 mark the call expression to be not considered for inlining
2201 using CALL_CANNOT_INLINE_P flag.
2202 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2203 edges call expression.
2204 (cgraph_decide_inlining_of_small_function): Likewise.
2205 (cgraph_decide_inlining): Likewise.
2206 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2208 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2209 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2210 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2212 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2213 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2215 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2216 convert_parm_for_inlining member.
2218 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2221 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2222 Remove optimization for GT.
2224 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2227 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2229 (prescan_insns_for_dce): Add extra parameter.
2231 2007-06-23 Jan Hubicka <jh@suse.cz>
2234 * gimplify.c (mark_addressable): New function.
2235 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2237 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2240 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2242 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2246 moves between MMX/SSE registers to at least 8 units to prevent
2247 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2249 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2251 * config/i386/i386.c (override_options): Correct x86_sahf
2254 2007-06-21 David Daney <ddaney@avtrex.com>
2257 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2258 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2259 (exception_receiver): Renamed to ...
2260 (nonlocal_goto_receiver): ... this.
2262 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2264 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2265 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2266 partial register accesses.
2268 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2270 * fold-const.c (debug_fold_checksum): Move it under
2271 ENABLE_FOLD_CHECKING.
2273 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2276 * tree.h (debug_fold_checksum): Declared.
2277 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2278 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2279 build_fold_addr_expr_with_type_1.
2280 (fold_addr_expr, debug_fold_checksum): New.
2281 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2282 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2285 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2287 PR tree-optimization/19590
2288 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2289 of scev is a constant.
2290 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2292 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2294 * df-problems.c (df_note_bb_compute): Made computation of live
2295 info consistent with df_lr.
2297 2007-06-21 Richard Guenther <rguenther@suse.de>
2299 PR tree-optimization/32453
2300 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2301 for pointer anti-range.
2303 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2305 * config/i386/i386.c (processor_target_table): Increase maximum
2306 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2309 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2310 byte alignment if > 8 byte alignment is preferred.
2311 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2313 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2315 PR tree-optimization/31866
2316 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2317 if ASM_EXPR's input is not a SSA_NAME.
2320 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2321 but decl is a global var, instead return decl.
2322 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2323 even for is_global_var decls, if they are private in some outer
2326 2007-06-21 Richard Guenther <rguenther@suse.de>
2328 PR tree-optimization/32451
2329 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2331 2007-06-21 Christian Bruel <christian.bruel@st.com>
2333 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2334 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2335 (push_regs): Changed saving order or banked registers.
2336 (sh_expand_epilogue): Likewise.
2337 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2338 (FIRST_BANKED_REG): Likewise.
2339 (LAST_BANKED_REG): Likewise.
2340 * config/sh/sh.md (banked) New attribute.
2341 (in_delay_slot): Check banked attribute.
2343 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2345 PR tree-optimization/32075
2346 * tree-data-ref.c (subscript_dependence_tester_1,
2347 analyze_miv_subscript, analyze_overlapping_iterations,
2348 add_distance_for_zero_overlaps, build_classic_dist_vector,
2349 subscript_dependence_tester_1, analyze_overlapping_iterations,
2350 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2351 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2352 to evolution_function_is_affine_multivariate_p.
2354 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2356 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2358 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2361 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2363 * config/m32c/prologue.md (epilogue_exitd_16): New.
2364 (epilogue_reit_16): New.
2365 (epilogue_exitd): Rename to epilogue_exitd_24.
2366 (epilogue_reit): Rename to epilogue_reit_24.
2368 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2369 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2371 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2373 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2374 if dbg_cnt (sched_insn) reaches the limit.
2375 (choose_ready): New parameter INSN_PTR and new return value.
2376 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2377 the new return value from choose_ready.
2378 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2379 (rest_of_handle_global_alloc): New global_alloc_at_func.
2381 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2383 PR tree-optimization/25737
2384 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2385 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2386 * tree-flow.h (struct fieldoff): Add new field alias_set.
2387 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2388 argument addressable_type. Set alias_set of fieldoff.
2389 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2390 (create_overlap_variables_for): Pass alias_set from fieldoff to
2392 * alias.c (get_alias_set): Use alias_set from SFT if set.
2394 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2396 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2397 of a variable as an unsigned HOST_WIDE_INT integer.
2399 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2401 PR rtl-optimization/32405
2402 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2404 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2406 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2409 * builtins.c: Include diagnostic.h.
2410 (expand_builtin_expect): Make gcc_assert more permissive.
2411 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2414 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2418 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2419 if ACCUMULATE_OUTGOING_ARGS.
2421 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2423 * config/m68hc11/m68hc11.c: Include dataflow header file.
2424 (m68hc11_reorg): Port to dataflow.
2426 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2428 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2429 (struct df_problem.free_blocks_on_set_blocks): New field.
2430 (struct dataflow.optional_p): New field.
2431 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2432 (df_live_set_all_dirty): New function.
2433 * df-scan.c (df_scan_alloc): Initialize optional_p.
2434 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2435 * df-core.c (df_set_blocks): Removed use of
2436 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2437 df_problem.free_blocks_on_set_blocks to determine which blocks are
2439 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2440 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2441 uses dataflow.optional_p to determine if problem should be
2443 (rest_of_handle_df_initialize): Only start live problem if
2445 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2446 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2447 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2448 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2449 problem_NOTE): Initialize free_blocks_on_set_blocks.
2450 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2452 (df_live_set_all_dirty, df_note_alloc): New function.
2453 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2455 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2456 * postreload.c (reload_combine): Ditto.
2457 * cse.c (cse_extended_basic_block): Ditto.
2458 * regmove.c (mark_flags_life_zones): Ditto.
2459 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2460 erase_matching_seqs): Ditto.
2461 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2462 * integrate (allocate_initial_values): Ditto.
2463 * combine.c (reg_dead_at_p): Ditto.
2464 * resource.c (mark_target_live_regs): Ditto.
2465 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2466 * config/sh/sh.c (find_r0_life_regions): Ditto.
2467 * global.c (rest_of_handle_global_alloc): Only add back df_live
2469 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2471 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2473 (if_convert): Make sure df_live is there at -O == 1.
2474 (pass_if_after_combine): Cleanup flags.
2475 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2476 is there at -O == 1.
2478 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2480 * config/arm/arm.c (arm_get_frame_offsets): Set
2481 offsets->locals_base to avoid negative stack size.
2482 (thumb1_expand_prologue): Assert on negative stack size.
2484 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2486 PR tree-optimization/32367
2487 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2488 of the chrec has no evolution in that loop.
2489 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2491 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2493 * config/xtensa/xtensa.c: Include "df.h".
2494 (xtensa_builtin_saveregs): Use adjust_address instead of
2496 (xtensa_va_start): Invoke make_tree with sizetype for
2497 expand_builtin_saveregs and then convert the result to a pointer.
2498 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2499 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2500 Subtract argument size from index value as integers and then use
2501 POINTER_PLUS_EXPR to add the result to the array address.
2503 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2506 * config/m32c/m32c.c: Include dataflow header file.
2507 (m32c_emit_prologue): Adjust for prologue insn change.
2508 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2509 once inside a PARALLEL. Assume frame size passed in operand 0
2510 includes space to save the fb register.
2511 (prologue_enter_24): Likewise.
2512 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2514 2007-06-19 David Daney <ddaney@avtrex.com
2517 * config/mips/mips.md (cprestore): Mark $gp as used.
2519 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2522 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2523 (frv_ifcvt_modify_insn): Likewise.
2525 2007-06-19 Richard Guenther <rguenther@suse.de>
2527 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2528 only handle positive offsets that fit in a HOST_WIDE_INT.
2530 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2532 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2533 result of rsqrt insn for zero input argument to avoid NaN.
2535 2007-06-19 Richard Guenther <rguenther@suse.de>
2538 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2540 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2542 PR tree-optimization/32353
2543 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2545 2007-06-19 Nick Clifton <nickc@redhat.com>
2547 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2549 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2552 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2553 * config/i386/i386.c (assign_386_stack_local): Assert that
2554 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2555 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2556 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2557 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2559 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2561 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2563 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2565 PR rtl-optimization/32321
2566 * gcse.c (replace_store_insn): Update the note before
2567 calling emit_insn_after.
2569 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2572 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2574 * df-problems.c (df_note_bb_compute): Fix dumping info.
2576 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2578 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2579 insn with emit_jump_insn.
2581 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2583 PR tree-optimization/32383
2584 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2585 * targhooks.h (default_builtin_reciprocal): Update prototype.
2586 * target.h (struct gcc_target): Update builtin_reciprocal.
2587 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2588 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2589 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2590 when fndecl is in BUILT_IN_MD class.
2591 (execute_convert_to_rsqrt): Ditto.
2593 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2594 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2595 Convert BUILT_IN_SQRTF code only when md_fn is false.
2597 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2599 * bt-load.c (move_btr_def): Fix the order of arguments
2600 to validate_replace_rtx.
2602 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2604 * config/m68k/m68k-devices.def: Add 54450..54455.
2606 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2608 PR rtl-optimization/32366
2609 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2610 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2613 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2616 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2617 this is true, rescan insn being modified.
2618 (sms_schedule): Added rescan parameter.
2619 (rest_of_handle_sms): Moved freeing of dominance info to before
2620 getting out of cfg_layout.
2622 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2624 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2625 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2628 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2629 FL_CF_EMAC from the entry for isac.
2631 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2632 (const_sibcall_operand): New.
2633 (sibcall_operand): Use it.
2634 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2635 (m68k_isas): ISAC does not imply FPU or EMAC.
2636 (override_options): Add ISA_C logic for symbolic jump & call.
2638 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2640 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2641 return mode from the builtin itself.
2642 (sparc_fold_builtin): Fix cast of zero constant.
2644 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2646 * targhooks.c (default_builtin_reciprocal): New default target hook.
2647 * targhooks.h (default_builtin_reciprocal): Add prototype.
2648 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2649 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2650 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2651 default_builtin_reciprocal.
2653 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2656 * hooks.c (hook_tree_tree_bool_null): New hook.
2657 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2658 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2659 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2660 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2661 and convert it to reciprocal a*rfunc(b).
2662 (execute_convert_to_rsqrt): New function.
2663 (gate_convert_to_rsqrt): New function.
2664 (pass_convert_to_rsqrt): New pass definition.
2665 * target.h (struct gcc_target): Add builtin_reciprocal.
2666 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2667 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2668 TARGET_BUILTIN_RECIPROCAL.
2669 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2671 * config/i386/i386.h (TARGET_RECIP): New define.
2672 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2673 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2674 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2675 and not optimizing for size.
2676 (*rcpsf2_sse): New insn pattern.
2677 (*rsqrtsf2_sse): Ditto.
2678 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2679 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2680 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2681 and not optimizing for size.
2682 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2683 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2684 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2685 and not optimizing for size.
2686 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2687 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2688 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2689 and not optimizing for size.
2690 (*sse_rsqrtv4sf2): Do not export.
2692 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2693 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2694 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2695 and not optimizing for size.
2697 * config/i386/i386.opt (mrecip): New option.
2698 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2699 (ix86_emit_swsqrtsf): Ditto.
2700 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2701 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2703 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2704 ix86_expand_unop1_builtin.
2705 (ix86_emit_swdivsf): New function.
2706 (ix86_emit_swsqrtsf): Ditto.
2707 (ix86_builtin_reciprocal): New function.
2708 (TARGET_BUILTIN_RECIPROCAL): Use it.
2709 (ix86_vectorize_builtin_conversion): Rename from
2710 ix86_builtin_conversion.
2711 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2712 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2713 "i386 and x86_64 Options" section.
2714 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2716 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2717 Zdenek Dvorak <dvorakz@suse.cz>
2718 Richard Guenther <rguenther@suse.de>
2719 Kaz Kojima <kkojima@gcc.gnu.org>
2721 * tree-vrp.c (compare_values_warnv): Convert val2 to
2723 (extract_range_from_assert): Create
2724 POINTER_PLUS_EXPR for pointer types.
2725 (extract_range_from_binary_expr): Handle
2726 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2728 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2729 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2730 POINTER_PLUS_EXPR as PLUS_EXPR.
2731 (number_of_iterations_lt_to_ne):
2732 For pointer types, use sizetype when
2733 creating MINUS_EXPR/PLUS_EXPRs.
2734 (assert_loop_rolls_lt): For pointer types, use sizetype when
2735 creating MINUS_EXPR/PLUS_EXPRs.
2736 (number_of_iterations_le): Likewise.
2737 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2738 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2739 like PLUS_EXPR and MINUS_EXPR.
2740 * tree-pretty-print.c (dump_generic_node): Handle
2742 (op_prio): Likewise.
2743 (op_symbol_1): Likewise.
2744 * optabs.c (optab_for_tree_code): Likewise.
2745 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2747 * tree-tailcall.c (process_assignment): Mention
2748 POINTER_PLUS_EXPR in a TODO comment.
2749 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2750 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2751 not used with a pointer and an integer type.
2752 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2753 increment using chrec_convert_rhs instead of chrec_convert.
2754 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2755 PLUS_EXPR except for the right hand side's type will be
2757 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2758 (fold_used_pointer_cast): Kill.
2759 (pointer_offset_p): Kill.
2760 (fold_used_pointer): Kill.
2761 (pointer_used_p): Kill.
2762 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2763 call fold_used_pointer.
2764 (instantiate_parameters_1): Convert the increment
2765 using chrec_convert_rhs instead of chrec_convert.
2766 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2767 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2768 instead of PLUS_EXPR.
2769 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2770 PLUS_EXPR for pointers.
2771 (std_gimplify_va_arg_expr): Likewise.
2772 (fold_builtin_memory_op): Likewise.
2773 (fold_builtin_strstr): Likewise.
2774 (fold_builtin_strchr): Likewise.
2775 (fold_builtin_strrchr): Likewise.
2776 (fold_builtin_strpbrk): Likewise.
2777 (expand_builtin_memory_chk): Likewise.
2778 (fold_builtin_memory_chk): Likewise.
2779 (std_expand_builtin_va_start): Use
2780 sizetype for the call to make_tree and then convert
2781 to the pointer type.
2782 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2783 instead of PLUS_EXPR for adding to a pointer.
2784 (std_gimplify_va_arg_expr): Use fold_build2 for
2785 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2786 the operands to sizetype first and then cast the BIT_AND_EXPR
2787 back to the pointer type.
2788 * fold-const.c (build_range_check): Handle pointer types
2790 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2791 of PLUS_EXPR's. Make sure the offset is converted to
2793 (try_move_mult_to_index): Strip the NOPs from the offset.
2794 Remove code argument and replace all uses with PLUS_EXPR.
2795 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2796 specially. Don't use a pointer type for MINUS_EXPR.
2797 (fold_unary): Handle for (T1)(X op Y),
2798 only p+ as that is the only as that can be handled for
2799 binary operators now.
2800 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2802 <case PLUS_EXPR>: Add folding of PTR+INT into
2804 Don't call try_move_mult_to_index.
2805 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2806 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2807 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2808 Don't call try_move_mult_to_index.
2809 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2810 (tree_expr_nonzero_p): Likewise.
2811 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2812 of PLUS_EXPR for the complex expression folding.
2813 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2814 first chrec is a pointer type, then the second should
2815 be sizetype and not the first's type.
2816 For POINTER_PLUS_EXPR, use a different right hand side type.
2817 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2818 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2819 different right hand side type.
2820 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2821 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2822 instead of PLUS_EXPR.
2823 When either operand is zero, convert the other operand.
2824 (chrec_apply): Use chrec_convert_rhs
2825 on the argument x instead of chrec_convert.
2826 (reset_evolution_in_loop): For pointer types, the new_evol
2828 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2829 different right hand side type.
2830 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2831 (chrec_convert_rhs): New function.
2832 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2833 different right hand side type.
2834 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2835 * tree-chrec.h (chrec_convert_rhs): New prototype.
2836 (build_polynomial_chrec): For pointer types, the right hand
2837 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2838 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2839 Remove subtraction case as it is always addition now.
2840 Make sure the offset is converted to sizetype.
2841 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2842 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2843 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2844 PLUS_EXPR in pointer type.
2845 Handle POINTER_PLUS_EXPR.
2846 (tree_to_aff_combination): Likewise.
2847 (force_expr_to_var_cost): Likewise.
2848 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2849 instead of PLUS_EXPR for pointers.
2850 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2851 instead of PLUS_EXPR of pointer types.
2852 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2854 (check_va_list_escapes): Likewise.
2855 (check_all_va_list_escapes): Likewise.
2856 * dwarf2out.c (loc_descriptor_from_tree_1):
2857 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2858 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2859 (string_constant): Likewise.
2860 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2861 the offset to the base, use POINTER_PLUS_EXPR.
2862 (add_to_parts): Convert the index to sizetype.
2863 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2864 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2865 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2866 Offset only holds something for PLUS_EXPR.
2867 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2869 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2871 (analyze_accesses_for_modify_stmt): Likewise.
2872 Remove comment about the type being integral type as it is
2874 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2876 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2878 Correct the type which the artimentic is done in (is now
2881 * tree-data-ref.c (split_constant_offset): Handle
2883 * tree-affine.c (tree_to_aff_combination): Likewise.
2884 * c-typeck.c (build_unary_op): For pointers create the increment
2885 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2887 * gimplify.c (gimplify_self_mod_expr): Create a
2888 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2889 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2890 * tree.def (POINTER_PLUS_EXPR): New tree code.
2891 * tree-predcom.c (ref_at_iteration): If we have a pointer
2892 type do the multiplication in sizetype.
2893 * tree-mudflap.c (mf_xform_derefs_1): Create a
2894 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2895 * tree-ssa-forwprop.c
2896 (forward_propagate_addr_into_variable_array_index):
2897 Don't expect there to be a cast for the index as that
2898 does not exist anymore.
2899 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2900 instead of PLUS_EXPR.
2901 Don't check for the first operand of the POINTER_PLUS_EXPR
2902 was the index as it cannot be.
2903 Call forward_propagate_addr_into_variable_array_index with
2904 the SSA_NAME instead of the statement.
2905 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2906 (compare_constant): Likewise.
2907 (copy_constant): Likewise.
2908 (compute_reloc_for_constant): Likewise.
2909 (output_addressed_constants): Likewise.
2910 (initializer_constant_valid_p): Likewise.
2911 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2912 Convert the MIN/MAX of the inner type to the outer
2913 type before comparing them.
2914 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2915 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2916 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2917 of PLUS_EXPR for pointers.
2918 * tree-inline.c (estimate_num_insns_1): Handle
2920 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2921 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2922 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2923 instead of PLUS_EXPR for the pointer increment statement.
2924 (vect_update_ivs_after_vectorizer): For pointer types, create
2925 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2926 MULT_EXPR in sizetype.
2927 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2929 * tree-object-size.c (plus_expr_object_size): Handle
2930 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2931 code which is trying to figure out which side is a pointer and
2933 (check_for_plus_in_loops_1): Likewise.
2934 (check_for_plus_in_loops): Likewise.
2935 * c-common.c (pointer_int_sum): Create a
2936 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2937 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2938 only POINTER_PLUS_EXPR. Removing all the extra
2939 code which is trying to figure out which side is a pointer and
2941 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2942 PLUS_EXPR and MINUS_EXPR.
2943 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2945 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2946 with make_tree, instead of a pointer type.
2947 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2948 for pointers instead of PLUS_EXPR.
2949 (s390_gimplify_va_arg): Likewise.
2950 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2951 instead of PLUS_EXPR when doing addition on pointer
2952 types. Use sizetype for the second operand.
2953 (spu_gimplify_va_arg_expr): Likewise.
2954 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2955 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2956 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2957 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2958 for the pointer addition and also use size_int/sizetype
2960 (ix86_gimplify_va_arg): Likewise.
2961 Perform BIT_AND_EXPR on sizetype arguments.
2962 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2963 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2964 for the pointer additions and also use size_int for the offsets.
2965 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2966 additions and also use size_int for the offsets. Perform
2967 BIT_AND_EXPR on sizetype arguments.
2968 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2969 POINTER_PLUS_EXPR for pointers and create the
2970 BIT_AND_EXPR in sizetype.
2971 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2972 instead of PLUS_EXPR for pointer addition.
2973 (rs6000_va_start): Likewise.
2974 Also use sizetype for the offset.
2975 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2976 as PLUS_EXPR/MINUS_EXPR.
2977 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2978 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2979 Don't use BIT_AND_EXPR on a pointer type, convert the
2980 expression to sizetype first.
2981 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2983 (mips_gimplify_va_arg_expr): Likewise.
2984 Don't create BIT_AND_EXPR in a pointer type.
2986 2007-06-15 Eric Christopher <echristo@apple.com>
2988 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2989 (x86_64-*-darwin*): Ditto.
2990 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2993 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2995 * doc/extend.texi: Document behavior of __attribute__((aligned))
2998 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3000 * rtlanal.c (note_stores): Improve documentation.
3002 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3004 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3005 LOCAL_LABEL_PREFIX): Delete.
3006 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3007 (bfin_internal_label): Delete.
3009 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3011 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3012 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3013 otherwise define to LIBGCC2_TF_CEXT.
3014 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3015 (LIBGCC_TF_CEXT): Ditto.
3018 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3020 PR rtl-optimization/32339
3021 * df-scan.c (df_uses_record): Don't modify flags but just add to
3022 it for df_ref_record.
3024 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3026 * tree-mudflap.c: Fix whitespace issues.
3028 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3030 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3032 2007-06-14 Eric Christopher <echristo@apple.com>
3034 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3035 (movv4sf): Use gcc_unreachable instead of abort.
3037 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/sfp-machine.h (CMPtype): New define.
3041 (mach stubs): Use CMPtype instead of int as a return type.
3043 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3045 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3046 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3047 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3048 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3049 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3050 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3051 config/soft-fp/soft-fp.h: Update from glibc CVS.
3053 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3055 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3057 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3060 * config/v850/v850.c: Include dataflow header file.
3061 (substitute_ep_register): Fix typo.
3063 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3065 * configure.ac: Fix earlier checkin.
3066 * configure: Regenerated.
3068 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3070 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3071 * aclocal.m4: Regenerate.
3072 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3073 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3074 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3075 * configure: Regenerate.
3076 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3078 * Makefile.in (quickstrap): Build libgcc too.
3080 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3082 * configure.ac: Add --enable-checking=df. Explicitly mention that
3083 the variables are initialized as for "release".
3084 * df-core.c: Use it.
3085 * configure: Regenerate.
3086 * config.in: Regenerate.
3088 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3090 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3091 validate_replace_rtx instead of replace_rtx.
3092 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3094 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3096 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3097 (DWARF2_UNWIND_INFO): Override default if configured with
3099 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3100 (ENDFILE_SPEC): Add crtend.o.
3101 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3102 (ENDFILE_SPEC): Add crtend.o.
3103 (TARGET_USE_JCR_SECTION): Define.
3104 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3106 * config/i386/cygming-crtbegin.c: New file.
3107 * config/i386/cygming-crtend.c: New file.
3109 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3111 * config/i386/w32-unwind.h: New file.
3113 2007-06-13 Eric Christopher <echristo@apple.com>
3115 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3116 the user set a value below STACK_BOUNDARY.
3118 2007-06-13 Thiemo Seufer <ths@networkno.de>
3120 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3121 imply -lpthread for -pthread.
3123 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3125 * basic-block.h: Remove the prototype for
3126 free_basic_block_vars.
3127 * cfglayout.h: Remove the prototype for
3128 insn_locators_initialize.
3129 * tree.h: Remove the prototype for emit_line_note.
3131 * tree-ssa-pre.c (mergephitemp): Remove.
3132 (init_pre): Don't use mergephitemp.
3134 2007-06-13 Eric Christopher <echristo@apple.com>
3136 * config/i386/i386.c (override_options): If we've specified
3137 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3139 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3141 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3144 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3146 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3147 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3148 (eh_store_handler): New pattern.
3149 (eh_return): Emit it instead of a plain move.
3151 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3153 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3154 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3155 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3158 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3160 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3161 (find_next_insn_start, find_load): New functions.
3162 (bfin_reorg): Use them to deal with the fact that parallel insns are
3163 no longer represented as a SEQUENCE.
3165 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3167 * config/sparc/sparc.c (sparc_override_options): Initialize
3170 2007-06-13 Dave Korn <dave.korn@artimi.com>
3172 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3175 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3177 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3178 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3179 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3180 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3181 tree-vect-transform.c: Fix comment typos. Follow spelling
3184 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3186 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3187 to the exit block use set.
3188 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3189 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3190 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3192 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3194 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3195 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3196 to indicate an error.
3197 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3199 (dbg_cnt_process_opt): Print an error on a bad argument.
3200 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3201 * common.opt (-fdbg-cnt-list): New.
3202 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3204 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3206 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3207 flag on ref-all pointers.
3209 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3212 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3213 for the offset with the modifier as EXPAND_INITIALIZER
3214 if the modifier is EXPAND_INITIALIZER.
3215 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3216 a register if we had an overflow.
3218 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3220 * real.c (real_isfinite): New.
3221 (real_sqrt): Use it.
3222 * real.h (real_isfinite): New.
3223 * builtins.c: Use it.
3225 2007-06-12 Ian Lance Taylor <iant@google.com>
3226 Daniel Berlin <dberlin@dberlin.org>
3229 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3230 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3231 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3232 (DECL_NO_TBAA_P): Define.
3233 (struct tree_decl_common): Add no_tbaa_flag field.
3234 * tree-ssa-structalias.c (struct variable_info): Add
3235 no_tbaa_pruning field.
3236 (new_var_info): Initialize no_tbaa_pruning field.
3237 (unify_nodes): Copy no_tbaa_pruning field.
3238 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3239 (dump_solution_for_var): Print no_tbaa_pruning flag.
3240 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3242 (compute_tbaa_pruning): New static function.
3243 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3244 Call compute_tbaa_pruning.
3245 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3246 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3247 * gimple-low.c (lower_stmt): Likewise.
3248 * tree-gimple.c (is_gimple_stmt): Likewise.
3249 * tree-ssa-operands.c (get_expr_operands): Likewise.
3250 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3251 * tree-inline.c (estimate_num_insns_1): Likewise.
3252 (copy_result_decl_to_var): Likewise.
3253 * expr.c (expand_expr_real_1): Likewise.
3254 * tree-pretty-print.c (dump_generic_node): Likewise.
3255 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3256 * omp-low.c (omp_copy_decl_2): Likewise.
3257 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3258 * doc/c-tree.texi (Expression trees): Document
3259 CHANGE_DYNAMIC_TYPE_EXPR.
3261 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3263 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3264 with !HONOR_NANS and !HONOR_INFINITIES.
3265 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3267 2007-06-12 Tristan Gingold <gingold@adacore.com>
3269 * gcov.c: Comments updated.
3270 (source_info): Add file_time field.
3271 (source_index): New variable.
3272 (mutiple_files): New variable.
3273 (generate_results): New function extracted from process_file.
3274 (process_file): Save and restore chain of functions, generate
3275 results and free structures only if not merging results.
3276 (release_structures): File names are now freed in create_file_names
3277 (create_file_names): Free previous file names.
3278 (find_source): File date is now read here and modifications in
3279 source files is checked here.
3280 (read_graph_file): Only reverse order of functions for the current
3282 (make_gcov_file_name): Do not generate long names if input_name is
3284 (output_lines): If merging results do not display graph, data and
3286 Checking source file modification is done in find_source.
3288 * doc/gcov.texi: Append an s to sourcefile.
3290 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3292 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3293 (forced_nop): New pattern.
3294 * config/bfin/bfin.c: Include "df.h".
3295 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3296 (bfin_discover_loop): Use df_get_live_in instead of
3297 global_live_at_start.
3298 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3299 df_analyze when done.
3300 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3301 the insns. Use QImode for the final insn in a bundle. Call
3302 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3304 (reorder_var_tracking_notes): New function.
3305 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3306 update_life_info. Call df_analyze after scheduling and bundle
3307 generation. Call reorder_var_tracking_notes if generating these
3308 notes. Call df_finish_pass at the end.
3310 2007-06-12 Dirk Mueller <dmueller@suse.de>
3312 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3313 a comparison, not an assignment.
3315 2007-06-12 Olivier Hainque <hainque@adacore.com>
3317 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3318 Request walking the subtrees only, leaving the current is_lhs/val_only
3320 (convert_non_local_reference): Likewise.
3322 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3324 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3326 2007-06-12 Richard Guenther <rguenther@suse.de>
3328 PR tree-optimization/15353
3329 PR tree-optimization/31657
3330 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3331 * timevar.def: Add TV_TREE_IFCOMBINE.
3332 * tree-pass.h (pass_tree_ifcombine): Declare.
3333 * tree-ssa-ifcombine.c: New file.
3334 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3335 * tree-flow.h (blocks_in_phiopt_order): Declare.
3336 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3337 (tree-ssa-ifcombine.o): New dependencies.
3339 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3341 PR rtl-optimization/32293
3342 * combine.c (simplify_if_then_else): Truncate return from
3343 nonzero_bits() to correct mode.
3345 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3347 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3348 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3350 2007-06-11 Diego Novillo <dnovillo@google.com>
3352 * Makefile.in (reload1.o-warn): Remove.
3354 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3356 * combine.c (subst): Use reg_overlap_mentioned_p
3357 instead of comparing register numbers directly.
3359 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3361 * reload1.c (mark_home_live_1): Use the mode parameter.
3363 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3365 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3366 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3370 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3372 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3374 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3376 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3377 from integer registers.
3378 (FP mode splitters): Handle TFmode.
3380 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3382 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3383 for ref-all pointers that point-to anything.
3385 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3387 * config/arm/arm.c (arm_output_dwarf_dtprel,
3388 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3390 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3392 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3393 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3396 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3398 * gcc/tree.c (signed_or_unsigned_type_for): New.
3399 (unsigned_type_for): Use signed_or_unsigned_type_for.
3400 (signed_type_for): Use signed_or_unsigned_type_for.
3401 * gcc/tree.h (signed_or_unsigned_type_for): New.
3402 (get_signed_or_unsigned_type): Remove.
3403 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3404 lang_hooks.types.signed_type
3405 (size_diffop): Likewise.
3406 (all_ones_mask_p): Likewise.
3407 (build_range_check): Likewise.
3408 (fold_cond_expr_with_comparison): Likewise.
3409 (fold_cond_expr_with_comparison): Likewise.
3410 (unextend): Likewise.
3411 (extract_muldiv_1): Likewise.
3412 (fold_single_bit_test_into_sign_test): Likewise.
3413 (fold_binary): Likewise.
3414 (fold_ternary): Likewise.
3415 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3416 instead of get_signed_or_unsigned_type.
3417 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3418 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3419 * gcc/expr.c (signed_or_unsigned_type_for): Use
3420 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3421 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3422 (lhd_signed_or_unsigned_type): Remove.
3423 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3424 signed_or_unsigned_type.
3425 (lhd_signed_or_unsigned_type): Remove.
3426 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3427 lang_hooks.types.signed_type.
3428 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3429 c_common_signed_type instead of lang_hooks.types.signed_type.
3430 (c_common_unsigned_type): New.
3431 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3432 (shorten_compare): Use c_common_unsigned_type instead of
3433 c_common_signed_or_unsigned_type.
3434 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3436 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3437 lang_hooks.types.signed_type.
3438 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3439 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3440 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3441 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3442 instead of unsigned_type_for.
3443 * gcc/c-decl.c (groakdeclarator): Likewise.
3444 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3445 * gcc/c-common.h (c_common_unsigned_type): New.
3447 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3450 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3451 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3453 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3456 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3457 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3459 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3460 Sebastian Pop <sebpop@gmail.com>
3462 * lambda-code.c (remove_iv): New.
3463 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3465 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3467 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3468 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3469 * tree-ssa-loop-prefetch.c: Include optabs.h.
3470 (FENCE_FOLLOWING_MOVNT): New macro.
3471 (struct mem_ref): Add independent_p and storent_p fields.
3472 (record_ref): Initalize the new fields.
3473 (gather_memory_references_ref): Return true if the reference
3475 (gather_memory_references): Check whether all memory accesses
3476 in loop were recorded.
3477 (should_issue_prefetch_p): Return false for nontemporal stores.
3478 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3479 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3480 (determine_loop_nest_reuse): Detect independent memory references.
3481 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3482 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3483 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3484 * config/i386/i386.h (x86_mfence): Declare.
3485 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3486 * config/i386/i386.c (x86_mfence): New variable.
3487 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3489 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3490 * optabs.c (init_optabs): Initialize storent_optab.
3491 * optabs.h (enum optab_index): Add OTI_storent.
3492 (storent_optab): Declare.
3493 * genopinit.c (optabs): Add initialization for storent_optab.
3494 * tree.h (MOVE_NONTEMPORAL): New macro.
3495 * expr.c (expand_assignment, store_expr, store_constructor_field,
3496 store_constructor, store_field, expand_expr_real_1): Propagate
3497 nontemporality of the expanded store.
3498 (emit_storent_insn): New function.
3499 * expr.h (expand_assignment, store_expr): Declaration changed.
3500 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3501 to expand_assignment.
3502 * stmt.c (expand_asm_expr): Ditto.
3503 * calls.c (initialize_argument_information): Pass false as
3504 nontemporality to store_expr.
3505 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3508 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3510 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3512 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3514 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3516 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3517 and allow DECL_P here.
3519 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3521 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3522 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3523 track of the size of the expression.
3524 * cfghooks.c (merge_blocks): Remove block from loops structure only
3525 after call of the merge_blocks hook.
3527 2007-06-09 Tom Tromey <tromey@redhat.com>
3529 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3530 (deprecated_state): Removed.
3531 (start_decl): Update.
3532 (enum deprecated_states): Moved earlier.
3533 (groktypename): Update.
3534 (push_parm_decl): Likewise.
3535 (grokfield): Likewise.
3536 (start_function): Likewise.
3538 2007-06-09 Ian Lance Taylor <iant@google.com>
3540 PR tree-optimization/32169
3541 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3542 CONVERT_EXPR, check whether min and max both converted to an
3543 overflow infinity representation.
3545 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3547 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3548 not inserted on the edge.
3550 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3552 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3553 instructions if they are supported.
3554 (__divsi3, __umodsi3, __modsi3): Likewise.
3555 (__ashldi3, __ashrdi3, __lshrdi3): New.
3556 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3558 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3559 Tony Linthicum <tony.linthicum@amd.com>
3561 * doc/invoke.texi: Add fvect-cost-model flag.
3562 * common.opt (fvect-cost-model): New flag.
3563 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3564 cost fields in stmt_vec_info struct for STMT.
3565 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3566 fields in stmt_vec_info struct and access functions for the same.
3567 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3568 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3569 load, store and vector to scalar operation.
3570 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3571 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3572 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3573 (TARG_VEC_STORE_COST): Define cost of vector store.
3574 (vect_estimate_min_profitable_iters): Define new function.
3575 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3576 check to evaluate if loop iterations are less than minimum profitable
3577 iterations determined by cost model or minimum vect loop bound defined
3578 by user, whichever is more conservative.
3579 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3580 run-time check to evaluate if loop iterations are less than minimum
3581 profitable iterations determined by cost model or minimum vect loop
3582 bound defined by user, whichever is more conservative.
3583 (vect_estimate_min_profitable_iterations): New function to estimate
3584 mimimimum iterartions required for vector version of loop to be
3585 profitable over scalar version.
3586 (vect_model_reduction_cost): New function.
3587 (vect_model_induction_cost): New function.
3588 (vect_model_simple_cost): New function.
3589 (vect_cost_strided_group_size): New function.
3590 (vect_model_store_cost): New function.
3591 (vect_model_load_cost): New function.
3592 (vectorizable_reduction): Call vect_model_reduction_cost during
3594 (vectorizable_induction): Call vect_model_induction_cost during
3596 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3597 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3598 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3599 vectorizable_promotion, vectorizable_demotion): Call
3600 vect_model_simple_cost during analysis phase.
3602 2007-06-08 Simon Baldwin <simonb@google.com>
3604 * reg-stack.c (get_true_reg): Readability change. Moved default case
3605 label into direct switch statement scope.
3607 2007-06-08 Simon Baldwin <simonb@google.com>
3609 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3610 in gcc_assert() with '==' comparison.
3612 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3615 TARGET_ABM handling of x86_popcnt variable.
3617 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3619 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3620 __builtin_copysignq and __builtin_infq built-in functions.
3622 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3624 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3625 SSE4.2 section. Correct built-in function names in SSE4A section.
3627 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3629 PR tree-optimization/32243
3630 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3631 for ncopies after ratio check between nunits_out and nunits_in.
3632 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3634 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3636 PR tree-optimization/32224
3637 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3638 vectorization upon a non GIMPLE_MODIFY_STMT.
3640 2007-06-08 Christian Bruel <christian.bruel@st.com>
3643 * config/sh/sh.md (doloop_end): New pattern and splitter.
3644 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3646 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3649 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3651 (verify_dominators): Do not change dominance tree.
3653 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3655 * config/sh/constraints.md: New file.
3656 * config/sh/sh.c: Include tm-constrs.h.
3657 (reg_class_from_letter): Remove.
3658 (prepare_cbranch_operands): Use satisfies_constraint_*
3659 function instead of macro.
3660 (andcosts, broken_move, sh_secondary_reload): Likewise.
3661 * config/sh/predicates.md (trapping_target_operand): Likewise.
3662 (and_operand, arith_operand, arith_reg_or_0_operand,
3663 cmp_operand, logical_operand, target_operand,
3664 ua_address_operand, ua_offset, xor_operand): Likewise.
3665 * config/sh/sh.md: Include constraints.md.
3666 (*movsicc_t_false): Use satisfies_constraint_* function
3668 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3669 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3670 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3671 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3672 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3673 (REG_CLASS_FROM_CONSTRAINT): Remove.
3674 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3675 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3676 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3677 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3678 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3679 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3680 function instead of macro.
3681 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3682 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3683 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3684 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3685 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3686 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3687 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3688 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3689 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3690 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3691 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3692 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3693 EXTRA_CONSTRAINT_STR): Likewise.
3694 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3696 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3698 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3700 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3703 * c-common.h (flag_cpp0x): Replaced by...
3704 (cxx_dialect): ... this new variable specifying the C++ dialect that
3706 * c-common.c (flag_cpp0x): Removed.
3707 (cxx_dialect): Defined.
3708 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3710 * c-opts.c (c_common_post_options): Likewise.
3711 (set_std_cxx98): Set cxx_dialect to cxx98.
3712 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3714 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3715 Hui-May Chang <hm.chang@apple.com>
3717 * doc/invoke.texi (Darwin Options): Update documentation for
3718 -mmacosx-version-min.
3719 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3720 * config/darwin-driver.c: New file.
3721 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3722 * config/t-darwin (darwin-driver.o): New rule.
3724 * config/darwin-c.c (version_as_macro): Ignore low digit.
3726 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3728 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3729 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3730 (CSGNMODE): New mode macro.
3731 (CSGNVMODE): New mode attribute.
3732 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3733 expander using CSGNMODE mode macro. Handle TFmode.
3734 (copysign<mode>3_const): Rename from copysignsf3_const and
3735 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3737 (copysign<mode>3_var): Rename from copysignsf3_var and
3738 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3740 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3741 mode macro. Handle TFmode.
3742 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3743 (iortf3, *iortf3): Ditto.
3744 (xortf3, *xortf3): Ditto.
3745 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3746 TFmode and TImode masks.
3747 (ix86_expand_copysign): Expand TFmode copysign insn.
3748 (IX86_BUILTIN_INFQ): New.
3749 (IX86_BUILTIN_FABSQ): Ditto.
3750 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3751 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3752 [__builtin_fabsq]: Ditto.
3753 [__builtin_copysignq]: Ditto.
3754 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3755 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3756 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3757 ix86_expand_binop_builtin().
3759 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3761 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3763 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3766 * rtl.h (push_to_sequence2): New.
3767 * emit-rtl.c (push_to_sequence2): New.
3768 * function.c (assign_parm_data_all): Add new fields.
3769 (assign_parm_setup_block): Call push_to_sequence2 instead of
3771 (assign_parm_setup_reg): Ditto.
3772 (assign_parm_setup_stack): Ditto.
3773 (assign_parms_unsplit_complex): Ditto.
3774 (assign_parms): Change field name.
3776 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3778 PR tree-optimization/32220
3779 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3780 phi node is reached before defining statement.
3782 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3785 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3786 after changing the right hand side of the assignment.
3788 2007-06-06 Eric Christopher <echristo@apple.com>
3790 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3791 (x86_64-*-darwin*): Ditto.
3792 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3793 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3795 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3797 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3799 (add_key): Likewise.
3800 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3801 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3803 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3805 (add_cost_one_coalesce): Likewise.
3806 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3807 variable names. Rename orig to orig_name for consistency.
3808 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3810 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3812 (record_equivalences_from_stmt): Likewise.
3813 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3814 the coding conventions.
3815 (memory_ssa_name_same): Likewise.
3816 (dse_optimize_stmt): Likewise.
3817 (dse_record_phis): Likewise.
3818 (dse_finalize_block): Likewise.
3819 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3820 keywords as variable names.
3821 (may_move_till): Cast according to the coding conventions.
3822 (force_move_till_expr): Avoid using C++ keywords as variable names.
3823 (force_move_till): Cast according to the coding conventions.
3824 (memref_hash): Likewise.
3825 (memref_eq): Likewise.
3826 (gather_mem_refs_stmt): Likewise.
3827 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3828 using C++ keywords as variable names.
3829 (idx_find_step): Cast according to the coding conventions.
3830 (idx_record_use): Likewise.
3831 (find_depends): Likewise.
3832 (prepare_decl_rtl): Likewise.
3833 (mbc_entry_hash): Likewise.
3834 (mbc_entry_eq): Likewise.
3835 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3836 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3837 (idx_infer_loop_bounds): Cast according to the coding conventions.
3838 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3839 * tree-ssa-math-opts.c (occ_new ): Likwise.
3840 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3842 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3844 (add_use_op): Likewise.
3845 (add_vop): Likewise.
3846 (add_vuse_op): Likewise.
3847 (add_vdef_op): Likewise.
3848 (get_expr_operands): Likewise.
3849 (push_stmt_changes): Use type safe memory macros.
3850 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3851 keywords as variable names.
3852 (conditional_replacement): Likewise.
3853 (minmax_replacement): Likewise.
3854 (abs_replacement): Likewise.
3855 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3857 (insert_fake_stores): Avoid using C++ keywords as variable names.
3858 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3860 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3861 (heapvar_insert): Use type safe memory macros.
3862 (new_var_info): Cast according to the coding conventions.
3863 (new_constraint): Likewise.
3864 (remove_preds_and_fake_succs): Use type safe memory macros.
3865 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3867 (thread_single_edge): Likewise.
3868 (thread_through_loop_header): Likewise.
3870 2007-06-06 Eric Christopher <echristo@apple.com>
3872 * config/i386/i386.c (override_options): Move handling
3873 of TARGET_SUBTARGET* earlier.
3875 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3877 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3880 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3882 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3883 emited outside of basic block.
3884 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3886 * rtl.h (delete_insn_chain): Declaration changed.
3887 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3889 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3890 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3891 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3892 to delete_insn_chain.
3893 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3894 do not have bb field set.
3895 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3897 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3898 * cfgcleanup.c (try_optimize_cfg): Ditto.
3900 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3902 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3903 (lambda_body_vector_new): Use type safe memory macros.
3904 (lambda_linear_expression_new): Likewise.
3905 (lambda_loopnest_new): Likewise.
3906 (lambda_lattice_new): Likewise.
3907 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3908 conventions. Use type safe memory macros.
3909 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3910 (lambda_body_vector_s): Likewise.
3911 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3912 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3914 2007-06-06 Richard Guenther <rguenther@suse.de>
3916 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3917 if we need to schedule cfg_cleanup.
3918 (tree_ssa_forward_propagate_single_use_vars): Do so.
3920 2007-06-06 Ian Lance Taylor <iant@google.com>
3922 * fold-const.c (merge_ranges): If range_successor or
3923 range_predecessor fail, just return 0.
3925 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3927 PR tree-optimization/32216
3928 * tree-vectorizer.c (supportable_widening_operation): Determine
3929 signedness of FIX_TRUNC_EXPR from output operand.
3930 (supportable_narrowing_operation): Ditto.
3931 * tree-vect-generic.c (expand_vector_operations_1): Determine
3932 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3935 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3937 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3938 (struct pta): ...from here. Change flags to unsigned to avoid
3939 excessive casting (as it is used as a bit mask).
3940 (override_options): Add casts according to the coding convenventions.
3941 (x86_64_elf_unique_section): Likewise.
3942 (examine_argument): Avoid using C++ keywords as variable names.
3943 (construct_container): Likewise.
3944 (legitimize_pic_address): Likewise.
3945 (get_dllimport_decl): Cast according to the coding conventions. Use
3946 type safe memory macros.
3947 (legitimize_address): Cast according to the coding conventions.
3948 (emit_i387_cw_initialization): Corrected the type of slot to enum
3950 (ix86_init_machine_status): Use type safe memory macros.
3951 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3952 (bdesc_pcmpistr): Likewise.
3953 (bdesc_crc32): Likewise.
3954 (bdesc_sse_3arg): Likewise.
3955 (bdesc_2arg): Likewise.
3956 (bdesc_1arg): Likewise.
3957 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3958 (ix86_expand_sse_pcmpistr): Likewise.
3959 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3960 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3961 int to match the langhook definition.
3962 (ix86_builtin_conversion): Change the type of code to unsigned init to
3963 match the langhook definition.
3964 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3966 (ix86_preferred_output_reload_class): Likewise.
3967 (ix86_cannot_change_mode_class): Likewise.
3968 (ix86_memory_move_cost): Likewise.
3969 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3970 avoid excessive casting later on.
3971 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3973 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3975 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3976 as flags setting insn.
3977 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3979 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3981 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3982 (UNSPEC_ROUND): New.
3983 ("sse4_1_round<mode>2"): New insn pattern.
3984 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3986 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3987 expander using SSEMODEF mode macro. Expand using
3988 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3989 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3990 expander using SSEMODEF mode macro. Expand using
3991 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3992 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3993 expander using SSEMODEF mode macro. Expand using
3994 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3995 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3996 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3997 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4000 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4001 Sebastian Pop <sebpop@gmail.com>
4003 * lambda.h (build_linear_expr): New.
4004 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4005 Use build_linear_expr, call fold and force_gimple_operand.
4006 (lambda_loopnest_to_gcc_loopnest): Check that there is
4007 something to insert.
4008 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4010 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4012 PR preprocessor/23479
4013 * doc/extend.texi: Document the 0b-prefixed binary integer
4016 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4018 PR tree-optimization/32215
4019 * tree-vectorizer.c (supportable_widening_operation): Return false
4020 for unsupported FIX_TRUNC_EXPR tree code.
4021 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4023 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4025 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4026 register on SPE targets. Change documentation to reflect
4028 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4029 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4030 out of the register allocation pool.
4031 (rs6000_reg_live_or_pic_offset_p): New function.
4032 (rs6000_emit_prologue): Move the actual saving of LR up to free
4033 r0 for holding r11. Split saving of SPE 64-bit registers into
4034 its own case. Ensure that offsets will always be in-range for
4035 'evstdd' by using r11 as a scratch register to point at the start
4036 of the SPE save area. Save r11 if necessary, as it is the static
4038 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4039 into its own case. Ensure that offsets will always be in-range
4040 for 'evldd' by using r11 as a scratch register to point at the
4041 start of the SPE save area. Also adjust r11 when restoring
4042 the stack pointer to compensate for pre-loading r11.
4044 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4046 * cfg.c (init_flow): Use type safe memory macros.
4047 (alloc_block): Likewise.
4048 (unchecked_make_edge): Likewise.
4049 (dump_flow_info): Avoid using C++ keywords as variable names.
4050 (copy_original_table_clear): Cast according to the coding conventions.
4051 (copy_original_table_set): Likewise.
4052 * cfgexpand (label_rtx_for_bb): Likewise.
4053 (expand_gimple_basic_block): Likewise.
4054 * cfghooks.c (dump_bb): Likewise.
4055 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4057 (lv_add_condition_to_bb): Likewise.
4058 * cfglayout (relink_block_chain): Cast according to the coding
4060 (fixup_reorder_chain): Likewise.
4061 (fixup_fallthru_exit_predecessor): Likewise.
4062 * cfgloop.c (glb_enum_p): Likewise.
4063 (get_exit_description): Likewise.
4064 (dump_recorded_exit): Likewise.
4065 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4066 (struct loop): ... from here.
4067 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4069 * cfgrtl.c (rtl_create_basic_block): Likewise.
4070 (rtl_split_block): Likewise.
4071 (rtl_dump_bb): Likewise.
4072 (cfg_layout_split_block): Likewise.
4073 (init_rtl_bb_info): Use typesafe memory macros.
4075 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4076 * graphds.h: Updated all usages of edge to graph_edge.
4077 * graphds.c: Likewise.
4078 * cfgloopanal.c: Likewise.
4080 2007-06-05 Ian Lance Taylor <iant@google.com>
4082 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4083 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4084 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4086 (test_for_singularity): Likewise.
4088 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4090 * config/i386/constraints.md ("Y2"): Replaced by ...
4092 * config/i386/i386.md: Likewise.
4093 * config/i386/mmx.md: Likewise.
4094 * config/i386/sse.md: Likewise.
4096 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4098 * config/i386/constraints.md ("z"): Replaced by ...
4100 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4101 (sse4_1_blendvps): Likewise.
4102 (sse4_1_pblendvb): Likewise.
4103 (sse4_2_pcmpestr): Likewise.
4104 (sse4_2_pcmpestrm): Likewise.
4105 (sse4_2_pcmpestr_cconly): Likewise.
4106 (sse4_2_pcmpistr): Likewise.
4107 (sse4_2_pcmpistrm): Likewise.
4108 (sse4_2_pcmpistr_cconly): Likewise.
4110 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4112 * matrix-reorg.c (transform_access_sites): Fix computation.
4113 (transform_allocation_sites): Same.
4115 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4117 * config/i386/i386.c (override_options): Use
4118 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4120 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4122 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4123 (nonimm_not_xmm0_operand): Ditto.
4124 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4125 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4126 as operand[2] predicate. Require "z" class XMM register for
4127 operand[3]. Adjust asm template.
4128 ("sse4_1_blendvpd"): Ditto.
4129 ("sse4_1_pblendvb"): Ditto.
4130 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4131 force op2 into xmm0 register for variable blend instructions.
4133 2007-06-04 Tom Tromey <tromey@redhat.com>
4135 * c-tree.h (start_enum): Update.
4136 (build_enumerator): Likewise.
4137 * c-decl.c (enum_next_value): Removed.
4138 (enum_overflow): Likewise.
4139 (start_enum): Add c_enum_contents argument. Don't use globals.
4140 (build_enumerator): Likewise.
4141 * c-tree.h (struct c_enum_contents): New struct.
4143 2007-06-04 Tom Tromey <tromey@redhat.com>
4145 * c-common.c (c_common_get_alias_set): Fix indentation.
4147 2007-06-04 Ian Lance Taylor <iant@google.com>
4149 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4150 to overflow, reduce overflow infinity to regular infinity.
4151 (vrp_var_may_overflow): New static function.
4152 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4154 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4156 * stor-layout.c (layout_type): Remove duplicate code.
4158 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4161 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4162 before build_common_builtin_nodes ().
4164 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4167 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4169 2007-06-04 Jan Hubicka <jh@suse.cz>
4171 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4172 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4173 instead of _stat version.
4175 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4177 PR tree-optimization/32194
4178 * tree-predcom.c (determine_offset): Check that both references have
4181 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4183 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4184 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4185 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4186 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4187 Add argument to iterate_fix_dominators call.
4188 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4189 * gcse.c (hoist_code): Change domby to vector.
4190 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4191 Add argument to iterate_fix_dominators call.
4192 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4193 recompute_dominator.
4194 * lambda-code.c (perfect_nestify): Ditto.
4195 * cfgloopanal.c: Include graphds.h.
4196 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4197 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4198 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4200 * graphds.c: New file.
4201 * graphds.h: New file.
4202 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4203 (get_dominated_by, get_dominated_by_region): Change return type to
4205 (verify_dominators): Recompute all dominators and compare the results.
4206 (recount_dominator): Renamed to ...
4207 (recompute_dominator): ... this. Do not check that the block is
4209 (iterate_fix_dominators): Reimplemented.
4210 (prune_bbs_to_update_dominators, root_of_dom_tree,
4211 determine_dominators_for_sons): New functions.
4212 * et-forest.c (et_root): New function.
4213 * et-forest.h (et_root): Declare.
4214 * Makefile.in (graphds.o): Add.
4215 (cfgloopanal.o): Add graphds.h dependency.
4216 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4217 * basic-block.h (get_dominated_by, get_dominated_by_region,
4218 iterate_fix_dominators): Declaration changed.
4219 (recount_dominator): Renamed to ...
4220 (recompute_dominator): ... this.
4221 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4222 (thread_through_all_blocks): Do not free dominance info.
4224 2007-06-03 Andreas Schwab <schwab@suse.de>
4226 * config/m68k/m68k.c (override_options): Don't override
4228 * config/m68k/m68k-modes.def (SF, DF): Define to use
4229 motorola_single_format and motorola_double_format, resp.
4230 * real.c (motorola_single_format): Renamed from
4231 coldfire_single_format.
4232 (motorola_double_format): Renamed from coldfire_double_format.
4233 (encode_ieee_extended): Generate a proper canonical NaN image
4234 respecting canonical_nan_lsbs_set.
4235 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4237 * real.h: Adjust declarations.
4239 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4242 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4243 the symbol is generated with the stack protector.
4245 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4247 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4248 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4250 * doc/extend.texi (interrupt): Mention m68k.
4252 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4255 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4256 (ix86_expand_sse_pcmpestr): Do not check operands for
4257 "register_operand", when insn operand predicate is "register_operand".
4258 (ix86_expand_sse_pcmpistr): Ditto.
4260 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4261 Uros Bizjak <ubizjak@gmail.com>
4263 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4264 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4265 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4266 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4267 * config/i386/constraints.md ("z"): New register constraint
4268 for members of SSE_FIRST_REG class.
4269 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4270 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4271 SSE_FIRST_REG class.
4272 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4273 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4274 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4275 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4276 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4277 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4278 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4279 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4280 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4281 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4282 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4283 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4284 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4285 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4286 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4287 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4288 (struct builtin_description): Change "flag" field to unsigned.
4289 (bdesc_pcmpestr): New builtin description table.
4290 (bdesc_pcmpistr): Likewise.
4291 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4292 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4293 Initialize pcmp[ei]str[im] insns for SSE4.2.
4294 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4295 (ix86_expand_sse_pcmpistr): Likewise.
4296 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4297 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4298 (UNSPEC_PCMPISTR): Likewise.
4299 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4300 (sse4_2_pcmpestri):New isns pattern.
4301 (sse4_2_pcmpestrm): Likewise.
4302 (sse4_2_pcmpestr_cconly): Likewise.
4303 (sse4_2_pcmpistr): New insn patern and splitter.
4304 (sse4_2_pcmpistri):New isns pattern.
4305 (sse4_2_pcmpistrm): Likewise.
4306 (sse4_2_pcmpistr_cconly): Likewise.
4307 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4310 2007-06-01 David Daney <ddaney@avtrex.com>
4312 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4313 LOADGP_ABSOLUTE and not binds_local_p.
4315 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4317 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4319 2007-06-01 Ian Lance Taylor <iant@google.com>
4321 * tree-vrp.c (compare_name_with_value): Always set
4322 used_strict_overflow if we get a result from the variable itself.
4324 2007-06-01 Ian Lance Taylor <iant@google.com>
4326 PR rtl-optimization/31455
4327 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4328 subregs which have a cast between modes which are not tieable.
4330 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4332 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4333 breaks after return statements.
4335 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4337 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4338 only after no_new_pseudos.
4340 2007-05-31 Eric Christopher <echristo@apple.com>
4342 * expr.c (convert_move): Assert that we don't have a BLKmode
4344 (store_expr): Handle BLKmode moves by calling emit_block_move.
4346 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4348 * c-typeck.c (build_indirect_ref): Include type in error message.
4349 (build_binary_op): Pass types to binary_op_error.
4350 * c-common.c (binary_op_error): Take two type arguments, print out
4352 * c-common.h (binary_op_error): Update prototype.
4354 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4356 * config/i386/i386.c: Correct coments on -mno-sse4.
4358 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4360 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4361 (x86_64-*-*): Likewise.
4362 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4363 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4364 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4365 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4366 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4367 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4368 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4369 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4370 (OPTION_MASK_ISA_SSE4): Likewise.
4371 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4372 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4373 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4374 (override_options): Support SSE4.2.
4375 (ix86_build_const_vector): Support SImode and DImode.
4376 (ix86_build_signbit_mask): Likewise.
4377 (ix86_expand_int_vcond): Support V2DImode.
4378 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4379 (IX86_BUILTIN_CRC32HI): Likewise.
4380 (IX86_BUILTIN_CRC32SI): Likewise.
4381 (IX86_BUILTIN_CRC32DI): Likewise.
4382 (IX86_BUILTIN_PCMPGTQ): Likewise.
4383 (bdesc_crc32): Likewise.
4384 (bdesc_sse_3arg): Likewise.
4385 (ix86_expand_crc32): Likewise.
4386 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4387 (ix86_expand_builtin): Likewise.
4388 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4389 __SSE4_2__ for -msse4.2.
4390 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4391 (CRC32MODE): Likewise.
4392 (crc32modesuffix): Likewise.
4393 (crc32modeconstraint): Likewise.
4394 (sse4_2_crc32<mode>): Likewise.
4395 (sse4_2_crc32di): Likewise.
4396 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4398 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4399 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4400 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4401 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4402 (vcondu<mode>): Likewise.
4403 * doc/extend.texi: Document SSE4.2 built-in functions.
4404 * doc/invoke.texi: Document -msse4.2/-msse4.
4406 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4408 PR tree-optimization/32160
4409 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4410 variable as gimple reg.
4411 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4413 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4415 * gcc.c (main): Don't consider linker options when issuing the
4416 warning about a linker input file not being used.
4418 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4420 * tree-vrp.c (compare_names): Initialize sop.
4422 2007-05-30 Dirk Mueller <dmueller@suse.de>
4424 * cgraphunit.c (cgraph_analyze_function): Remove
4425 computation of inline parameters.
4427 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4431 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4433 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4434 Add vx-common.h. Include vxworks.h between vx-common.h and
4436 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4438 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4439 (TARGET_ASM_DESTRUCTOR): Likewise.
4440 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4441 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4442 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4443 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4444 (VXWORKS_ENDIAN_SPEC): Define.
4445 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4446 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4447 VXWORKS_* equivalents.
4448 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4449 (ASM_FILE_START): Delete.
4450 (TARGET_VERSION): Reformat.
4451 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4452 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4453 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4454 (FPBIT, DPBIT): Define.
4455 (fp-bit.c, dp-bit.c): New rules.
4456 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4457 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4458 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4459 * config/arm/arm.h: Include vxworks-dummy.h.
4460 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4461 Mark with ATTRIBUTE_UNUSED.
4462 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4463 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4464 make it incompatible with -msingle-pic-base.
4465 (arm_function_ok_for_sibcall): Return false for calls that might
4466 go through a VxWorks PIC PLT entry.
4467 (require_pic_register): New function, split out from...
4468 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4470 (arm_load_pic_register): Handle the VxWorks RTP initialization
4471 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4472 (arm_emit_call_insn): New function.
4473 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4474 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4475 (pic_offset_arm): New pattern.
4476 (call, call_value): Use arm_emit_call_insn.
4477 (call_internal, call_value_internal): New expanders.
4478 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4479 VxWorks unless __PIC__.
4481 2007-05-30 Eric Christopher <echristo@gmail.com>
4483 * genrecog.c: Include regs.h in generated file.
4484 * genemit.c: Ditto. Fix up formatting.
4485 * config/mn10300/constraints.md: New.
4486 * config/mn10300/mn10300.md: Include.
4487 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4488 Fix up for removed macro.
4489 * config/mn10300/predicates.md (call_address_operand): Ditto.
4490 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4491 (CONST_OK_FOR_I): Ditto.
4492 (CONST_OK_FOR_J): Ditto.
4493 (CONST_OK_FOR_K): Ditto.
4494 (CONST_OK_FOR_L): Ditto.
4495 (CONST_OK_FOR_M): Ditto.
4496 (CONST_OK_FOR_N): Ditto.
4497 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4501 (EXTRA_CONSTRAINT): Ditto.
4503 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4505 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4507 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4508 OPTION_MASK_ISA_64BIT.
4509 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4511 2007-05-30 Richard Guenther <rguenther@suse.de>
4514 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4515 types for comparison.
4516 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4517 with original typed arguments.
4518 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4520 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4522 PR tree-optimization/31769
4523 * except.c (duplicate_eh_regions): Clear prev_try if
4524 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4526 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4528 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4529 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4530 bsi of the location where statements should be inserted.
4531 (sink_code_in_bb): Take bsi from statement_sink_location.
4532 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4533 instead of bsi_start.
4534 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4536 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4537 (bsi_move_before): Document inconsistency with bsi_move_after.
4538 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4540 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/i386.h (TARGET_ABM): New define.
4543 (TARGET_POPCNT): Ditto.
4544 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4545 New temporary defines to redefine from OPTION_ISA_* defines.
4546 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4547 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4548 (ix86_isa_flags): New extern int declaration.
4549 (TARGET_SUBTARGET_DEFAULT): New define.
4550 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4551 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4552 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4553 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4554 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4555 * config/i386/darwin.h: Change TARGET_64BIT define to
4558 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4559 using existing "ix86_isa_flags" varible.
4560 (m32, m64): Use existing "ix86_isa_flags" variable.
4561 (mmmx, m3dnow): Ditto.
4562 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4563 (mabm): Define as non-negative option using "x86_abm" variable.
4564 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4566 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4567 Rewrite feature test bitmap.
4568 (ix86_isa_flags): New initialized global int varible.
4569 (ix86_isa_flags_explicit): New static int variable.
4570 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4571 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4572 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4573 target_flags_explicit.
4574 (override_options): Remove "target_enable" and "target_disable" fields
4575 from "struct ptt". Update processor_target_table accordingly. Remove
4576 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4577 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4578 "target_flags" and "ix86_isa_flags_explicit" instead of
4579 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4580 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4581 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4582 to true when either of PTA_POPCNT or PTA_ABM is set in
4583 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4584 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4585 processor_alias_table flags entry. Remove handling of
4586 "target_enable" and "target_disable" fields of processor_target_table.
4587 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4588 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4589 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4590 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4591 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4593 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4595 2007-05-29 David Daney <ddaney@avtrex.com>
4598 * config/mips/mips.c (mips_output_mi_thunk): Emit
4599 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4601 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4602 * config/i386/i386.c (ix86_function_regparm): Added checking of
4603 ix86_force_align_arg_pointer to determine the number of
4604 register parameters.
4606 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4608 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4609 (SET_DR_MISALIGNMENT): New.
4610 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4611 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4612 Use SET_DR_MISALIGNMENT.
4613 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4615 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4616 find_loop_nest): Export.
4617 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4618 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4619 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4620 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4622 (struct mem_ref): Add field reuse_distance.
4623 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4624 Initialize reuse_distance field.
4625 (issue_prefetch_ref): Select temporality of prefetch according to
4627 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4628 self_reuse_distance, determine_loop_nest_reuse): New functions.
4629 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4630 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4631 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4634 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4636 * tree-ssa-alias.c: Add aliasing overview.
4638 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4639 Danny Smith <dannysmith@users.sourceforge.net>
4642 * config/i386/t-crtfm: Compile crtfastmath.o with
4643 -minline-all-stringops.
4644 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4645 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4647 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4649 * doc/md.texi: Document constraints on HP PA-RISC.
4651 * pa/constraints.md: New file.
4652 * pa.md: Include constraints.md.
4653 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4654 (integer_store_memory_operand, ldil_cint_p): New functions.
4655 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4656 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4657 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4658 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4659 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4661 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4664 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4665 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4666 case POSTDECREMENT_EXPR>): Return the error_mark_node
4667 if either the real or imaginary parts would an
4670 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4672 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4673 name when we remove it from a call.
4675 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4677 * targhooks.c (default_narrow_bitfield): Remove.
4678 * targhooks.h: Remove the prototype for
4679 default_narrow_bitfield.
4681 * langhooks-def.h: Remove the prototype for
4682 hook_get_alias_set_0.
4683 * langhooks.c (hook_get_alias_set_0): Remove.
4685 * global.c (EXECUTE_IF_CONFLICT): Remove.
4687 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4690 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4691 return true when truth_value_p is true and the type
4694 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4696 * doc/install.texi (Prerequisites): We no longer require Autoconf
4697 2.13 for the top-level.
4699 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4701 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4702 memory access via x86_expand_vector_move_misalign() only for
4703 TImode values on 32-bit targets.
4705 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4707 * matrix-reorg.c: New file. Implement matrix flattening and
4708 transposing optimization.
4709 * tree-pass.h: Add matrix reorg pass.
4710 * common.opt: Add fipa-mreorg flag.
4711 * Makefile.in: Add matrix-reorg.c.
4712 * passes.c: Add matrix reorg pass.
4713 * varpool.c (add_new_static_var): New function.
4714 * cgraph.h (add_new_static_var): Declare.
4716 2007-05-27 Eric Christopher <echristo@apple.com>
4718 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4719 sp_offset depending on stack size. Save r12 depending
4720 on registers we're saving later.
4721 (rs6000_emit_epilogue): Update sp_offset depending only
4724 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4726 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4727 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4728 * ifcvt.c (if_convert): Ditto.
4729 * tree-ssa-threadupdate.c (thread_block): Ditto.
4730 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4731 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4732 verify_loop_closed_ssa): Check number_of_loops instead of
4734 * predict.c (tree_estimate_probability): Ditto.
4735 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4736 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4737 * modulo-sched.c (sms_schedule): Ditto.
4738 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4739 (scev_finalize): Do not do anything if scev analysis was not
4741 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4742 current_loops == NULL.
4743 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4744 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4746 (loop_optimizer_finalize): Assert that loops were analyzed.
4747 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4748 rtl_doloop): Check number_of_loops instead of current_loops.
4749 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4750 current_loops == NULL.
4751 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4752 gate_tree_vectorize tree_linear_transform, check_data_deps,
4753 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4754 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4755 Check number_of_loops instead of current_loops.
4756 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4757 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4758 free loops if available.
4759 (execute_pre): Do not pass do_fre to fini_pre.
4761 2007-05-27 Tobias Burnus <burnus@net-b.de>
4764 * real.c (mpfr_from_real): Fix sign of -Inf.
4766 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4768 * tree-vect-transform.c (vectorizable_conversion): Initialize
4769 tree_code variables to ERROR_MARK.
4770 (vectorizable_type_demotion): Likewise.
4771 (vectorizable_type_promotion): Likewise.
4773 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.md (movti): Handle push operands via
4779 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4781 * basic-block.h: Remove the prototype for merge_seq_blocks.
4782 * cfgcleanup.c (merge_seq_blocks): Remove.
4784 * tree-flow.h: Remove the prototype for is_aliased_with.
4785 * tree-ssa-alias.c (is_aliased_with): Remove.
4787 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4789 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4791 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4793 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4794 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4795 (vec_unpacks_hi_v16qi): Likewise.
4796 (vec_unpacku_lo_v16qi): Likewise.
4797 (vec_unpacks_lo_v16qi): Likewise.
4798 (vec_unpacku_hi_v8hi): Likewise.
4799 (vec_unpacks_hi_v8hi): Likewise.
4800 (vec_unpacku_lo_v8hi): Likewise.
4801 (vec_unpacks_lo_v8hi): Likewise.
4802 (vec_unpacku_hi_v4si): Likewise.
4803 (vec_unpacks_hi_v4si): Likewise.
4804 (vec_unpacku_lo_v4si): Likewise.
4805 (vec_unpacks_lo_v4si): Likewise.
4807 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4809 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4810 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4811 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4812 follow spelling conventions in various
4813 warning/error/diagnostic messages.
4815 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4816 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4817 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4818 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4819 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4820 * doc/tm.texi: Follow spelling conventions.
4822 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4825 * tree-ssa-forwprop.c
4826 (forward_propagate_addr_into_variable_array_index): Remove
4827 the lhs argument. Use the type of def_rhs instead of lhs.
4828 (forward_propagate_addr_expr_1): Update use of
4829 forward_propagate_addr_into_variable_array_index.
4831 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4832 Nigel Stephens <nigel@mips.com>
4834 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4835 function attributes, "far" being an alias for "long_call".
4836 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4837 (mips_near_type_p, mips_far_type_p): New.
4838 (mips_comp_type_attributes): New function to check that attributes
4839 attached to a function type are compatible.
4840 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4841 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4842 to the target function of the thunk.
4843 (mips_encode_section_info): Check for "near" and "far" function
4844 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4846 * config/mips/predicates.md (const_call_insn_operand): Test only
4847 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4849 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4852 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4853 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4854 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4855 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4857 2007-05-25 Eric Christopher <echristo@apple.com>
4859 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4860 to x86-darwin configurations.
4861 * config/i386/t-darwin: Add softfp support.
4862 * config/i386/t-darwin64: Ditto.
4863 * config/i386/sfp-machine.h: If mach then don't use
4864 aliasing, emit a stub to call.
4866 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4868 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4869 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4870 tree-predcom.c, tree-ssa-alias-warnings.c,
4871 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4872 comment typos. Follow spelling conventions.
4873 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4875 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4878 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4879 constants into memory. Expand unaligned memory references for
4880 SSE modes via x86_expand_vector_move_misalign() function.
4882 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4884 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4885 "memory" attribute for "sseishft" type insn without operands[2].
4887 2007-05-25 Dirk Mueller <dmueller@suse.de>
4888 Marcus Meissner <meissner@suse.de>
4890 * doc/extend.texi (alloc_size): New attribute.
4891 * c-common.c (handle_alloc_size_attribute): New.
4892 * tree-object-size.c (alloc_object_size): Use alloc_size
4893 attribute, if available.
4895 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4897 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4899 (__builtin_ia32_vec_ext_v2di): Likewise.
4900 (__builtin_ia32_vec_ext_v4si): Likewise.
4901 (__builtin_ia32_vec_ext_v8hi): Likewise.
4902 (__builtin_ia32_vec_ext_v16qi): Likewise.
4903 (__builtin_ia32_vec_set_v8hi): Likewise.
4905 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4907 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4909 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4911 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4912 (arm_is_longcall_p): Rename to...
4913 (arm_is_long_call_p): ...this. Take a single tree argument and
4915 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4916 (CUMULATIVE_ARGS): Remove call_cookie.
4917 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4918 (ENCODED_LONG_CALL_ATTR_P): Delete.
4919 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4920 LONG_CALL_FLAG_CHAR cases.
4921 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4922 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4923 ARM_DECLARE_FUNCTION_SIZE.
4924 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4925 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4926 (arm_encode_call_attribute, current_file_function_operand): Delete.
4927 (arm_function_in_section_p): New function.
4928 (arm_is_longcall_p): Rename to...
4929 (arm_is_long_call_p): ...this. Take the target function as a single
4930 argument and return a bool. Do not rely on call cookies. Check
4931 whether the target symbol is in the same section as the current
4932 function, not just the same compilation unit.
4933 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4934 (arm_encode_section_info): Don't encode a call type.
4935 * config/arm/arm.md (call, call_value): Update calls to
4936 arm_is_long(_)call_p. Simplify logic.
4937 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4938 Update calls to arm_is_long(_)call_p.
4940 2007-05-25 Richard Guenther <rguenther@suse.de>
4942 PR tree-optimization/31982
4943 * tree-ssa-forwprop.c
4944 (forward_propagate_addr_into_variable_array_index): Handle arrays
4945 with element size one.
4947 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4949 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4950 (umulsi3_highpart): Likewise.
4952 2007-05-24 Ian Lance Taylor <iant@google.com>
4954 PR rtl-optimization/32069
4955 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4958 2007-05-24 Ollie Wild <aaw@google.com>
4960 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4963 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4965 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4966 (oprs_unchanged_p): Use it to check all registers in a REG.
4967 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4968 (reg_set_between_after_reload_p): Delete.
4969 (reg_used_between_after_reload_p): Likewise.
4970 (reg_set_or_used_since_bb_start): Likewise.
4971 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4972 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4973 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4974 * rtlanal.c (reg_set_p): Check whether REG overlaps
4975 regs_invalidated_by_call, rather than just checking the
4976 membership of REGNO (REG).
4978 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4980 * doc/passes.texi: Document predictive commoning.
4981 * doc/invoke.texi (-fpredictive-commoning): Document.
4982 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4983 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4984 adding indices to the generated name.
4985 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4986 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4987 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4988 (op_symbol_code): ... and exported.
4989 (dump_omp_clause, op_symbol): Use op_symbol_code
4990 instead of op_symbol_1.
4991 * tree-pass.h (pass_predcom): Declare.
4992 * timevar.def (TV_PREDCOM): New timevar.
4993 * tree-ssa-loop.c (run_tree_predictive_commoning,
4994 gate_tree_predictive_commoning, pass_predcom): New.
4995 * tree-data-ref.c (find_data_references_in_loop): Find the
4996 references in dominance order.
4997 (canonicalize_base_object_address): Ensure that the result has
4999 (dr_analyze_innermost): Export.
5000 (create_data_ref): Code to fail for references with invariant
5002 (find_data_references_in_stmt): ... here.
5003 * tree-data-ref.h (dr_analyze_innermost): Declare.
5004 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5005 (aff_combination_find_elt, name_expansion_hash,
5006 name_expansion_eq, tree_to_aff_combination_expand,
5007 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5009 * tree-affine.h (aff_combination_constant_multiple_p,
5010 tree_to_aff_combination_expand): Declare.
5011 * tree-predcom.c: New file.
5012 * common.opt (fpredictive-commoning): New option.
5013 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5014 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5015 * Makefile.in (tree-predcom.o): Add.
5016 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5017 * passes.c (init_optimization_passes): Add dceloop after
5018 copy propagation in loop optimizer. Add predictive commoning
5019 to loop optimizer passes.
5021 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5023 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5026 2007-05-24 Jan Hubicka <jh@suse.cz>
5028 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5030 (genheader): Include statistics.h.
5032 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5034 * print-rtl.c (flag_dump_unnumbered): Update comments.
5035 (print_rtl): Fix my previous change.
5036 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5039 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5042 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5044 (thread_through_all_blocks): Call initialize_original_copy_tables
5045 and free_original_copy_tables.
5046 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5048 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5049 * cfghooks.c (duplicate_block): Use get_loop_copy.
5050 * cfg.c: Include cfgloop.h.
5051 (loop_copy): New hash table.
5052 (initialize_original_copy_tables): Initialize loop_copy table.
5053 (free_original_copy_tables): Free loop_copy table.
5054 (copy_original_table_clear, copy_original_table_set,
5055 set_loop_copy, get_loop_copy): New functions.
5056 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5057 * cfgloop.h (struct loop): Remove copy field.
5058 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5059 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5061 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5063 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5064 -msse/-msse2/-msse3.
5066 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5068 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5069 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5071 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5074 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5075 * targhooks.h (default_mangle_decl_assembler_name): Declare
5077 * targhooks.c (default_mangle_decl_assembler_name): Define
5079 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5081 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5082 * langhooks.c (lhd_set_decl_assembler_name): Call
5083 targetm.mangle_decl_assembler_name for names with global scope.
5085 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5087 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5088 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5090 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5091 New. Factored out of i386_pe_encode_section_info.
5092 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5093 Move check for prior decoration of stdcall
5094 symbols to i386_pe_encode_section_info.
5095 (i386_pe_encode_section_info): Adjust call to
5096 gen_stdcall_or_fastcall_suffix. Use
5097 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5098 (i386_pe_mangle_decl_assembler_name): New. Wrap
5099 i386_pe_maybe_mangle_decl_assembler_name.
5101 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5103 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5104 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5105 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5106 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5107 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5110 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5111 Nigel Stephens <nigel@mips.com>
5112 Richard Sandiford <richard@codesourcery.com>
5114 Fix up MIPS16 hard float and add support for complex.
5116 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5117 (TARGET_SOFT_FLOAT_ABI): New.
5118 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5119 __mips_soft_float to reflect the ABI in use, not whether the
5120 FPU is directly accessible (e.g., in MIPS16 mode).
5121 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5122 (UNITS_PER_FPVALUE): Likewise.
5124 * config/mips/mips.c (mips_expand_call): Remove redundant
5125 TARGET_MIPS16 check.
5126 (mips_arg_regno): New.
5127 (function_arg_advance): When setting bits in cum->fp_code for
5128 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5130 (function_arg): Use mips_arg_regno.
5131 (mips_return_mode_in_fpr_p): New.
5132 (mips16_call_stub_mode_suffix): New.
5133 (mips16_cfun_returns_in_fpr_p): New.
5134 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5135 (mips_output_function_prologue): Test mips16_hard_float, not
5136 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5137 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5138 return value into a floating-point register.
5139 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5140 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5141 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5142 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5143 word of double arguments from or to the high bits of 64-bit
5144 floating point registers.
5145 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5146 (mips16_fpret_double): New helper function.
5147 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5148 support for complex modes. Fill in DECL_RESULT for stubdecl.
5149 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5151 * config/mips/mips16.S
5152 (RET, ARG1, ARG2): New.
5153 (MERGE_GPRf, MERGE_GPRt): New.
5154 (DELAYt, DELAYf): New.
5155 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5156 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5157 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5158 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5159 (SFOP): Renamed to...
5160 (OPSF3): This, and macro-ified. Updated all uses.
5161 (SFOP2): Renamed to...
5162 (OPSF2): This, and macro-ified. Updated all uses.
5163 (SFCMP): Renamed to...
5164 (CMPSF): This, and macro-ified. Updated all uses.
5165 (SFREVCMP): Renamed to...
5166 (REVCMPSF): This, and macro-ified. Updated all uses.
5167 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5168 (LDDBL1, LDDBL2, RETDBL): Deleted.
5169 (DFOP): Renamed to...
5170 (OPDF3): This, and macro-ified. Updated all uses.
5171 (DFOP2): Renamed to...
5172 (OPDF2): This, and macro-ified. Updated all uses.
5173 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5174 (DFCMP): Renamed to...
5175 (CMPDF): This, and macro-ified. Updated all uses.
5176 (DFREVCMP): Renamed to...
5177 (REVCMPDF): This, and macro-ified. Updated all uses.
5178 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5179 (RET_FUNCTION): New.
5180 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5181 (__mips16_ret_sc, __mips16_ret_dc): New.
5182 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5183 STUB_ARGS_6, STUB_ARGS_10): New.
5184 (CALL_STUB_NO_RET): New.
5185 (__mips16_call_stub_1): Macro-ified.
5186 (__mips16_call_stub_5): Macro-ified.
5187 (__mips16_call_stub_2): Macro-ified.
5188 (__mips16_call_stub_6): Macro-ified.
5189 (__mips16_call_stub_9): Macro-ified.
5190 (__mips16_call_stub_10): Macro-ified.
5191 (CALL_STUB_RET): New.
5192 (__mips16_call_stub_sf_0): Macro-ified.
5193 (__mips16_call_stub_sf_1): Macro-ified.
5194 (__mips16_call_stub_sf_5): Macro-ified.
5195 (__mips16_call_stub_sf_2): Macro-ified.
5196 (__mips16_call_stub_sf_6): Macro-ified.
5197 (__mips16_call_stub_sf_9): Macro-ified.
5198 (__mips16_call_stub_sf_10): Macro-ified.
5199 (__mips16_call_stub_df_0): Macro-ified.
5200 (__mips16_call_stub_df_1): Macro-ified.
5201 (__mips16_call_stub_df_5): Macro-ified.
5202 (__mips16_call_stub_df_2): Macro-ified.
5203 (__mips16_call_stub_df_6): Macro-ified.
5204 (__mips16_call_stub_df_9): Macro-ified.
5205 (__mips16_call_stub_df_10): Macro-ified.
5206 (__mips16_call_stub_sc_0): New.
5207 (__mips16_call_stub_sc_1): New.
5208 (__mips16_call_stub_sc_5): New.
5209 (__mips16_call_stub_sc_2): New.
5210 (__mips16_call_stub_sc_6): New.
5211 (__mips16_call_stub_sc_9): New.
5212 (__mips16_call_stub_sc_10): New.
5213 (__mips16_call_stub_dc_0): New.
5214 (__mips16_call_stub_dc_1): New.
5215 (__mips16_call_stub_dc_5): New.
5216 (__mips16_call_stub_dc_2): New.
5217 (__mips16_call_stub_dc_6): New.
5218 (__mips16_call_stub_dc_9): New.
5219 (__mips16_call_stub_dc_10): New.
5221 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5222 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5223 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5225 2007-05-23 Ian Lance Taylor <iant@google.com>
5227 * doc/invoke.texi (Invoking GCC): Document that the order of the
5230 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5233 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5234 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5235 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5239 * config/score/score.c (score_print_operand): Make sure that only
5240 lower bits are used.
5242 2007-05-22 Ian Lance Taylor <iant@google.com>
5244 * tree-vrp.c (avoid_overflow_infinity): New static function,
5245 broken out of set_value_range_to_value.
5246 (set_value_range_to_value): Call avoid_overflow_infinity.
5247 (extract_range_from_assert): Likewise.
5249 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5252 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5253 change the type before looking for a COMPOUND_EXPR.
5255 2007-05-22 Ian Lance Taylor <iant@google.com>
5257 * lower-subreg.c (decompose_multiword_subregs): If we change an
5258 insn, call remove_retval_note on it.
5260 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5262 * regs.h (end_hard_regno): New function.
5263 (END_HARD_REGNO, END_REGNO): New macros.
5264 (add_to_hard_reg_set): New function.
5265 (remove_from_hard_reg_set): Likewise.
5266 (in_hard_reg_set_p): Likewise.
5267 (overlaps_hard_reg_set_p): Likewise.
5268 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5269 (note_btr_set): Use END_HARD_REGNO.
5270 * caller-save.c (setup_save_areas): Use end_hard_regno.
5271 (mark_set_regs): Use END_HARD_REGNO.
5272 (add_stored_regs): Use end_hard_regno.
5273 (mark_referenced_regs): Use add_to_hard_reg_set.
5274 * combine.c (update_table_tick): Use END_REGNO.
5275 (record_value_for_reg): Likewise.
5276 (record_dead_and_set_regs): Likewise.
5277 (get_last_value_validate): Likewise.
5278 (use_crosses_set_p): Likewise.
5279 (reg_dead_at_p_1): Likewise.
5280 (reg_dead_at_p): Likewise.
5281 (mark_used_regs_combine): Use add_to_hard_reg_set.
5282 (move_deaths): Use END_HARD_REGNO.
5283 (reg_bitfield_target_p): Use end_hard_regno.
5284 (distribute_notes): Use END_HARD_REGNO.
5285 * cse.c (mention_regs): Use END_REGNO.
5286 (insert): Use add_to_hard_reg_set.
5287 (invalidate): Use END_HARD_REGNO.
5288 (invalidate_for_call): Likewise.
5289 (exp_equiv_p): Use END_REGNO.
5290 (cse_insn): Likewise.
5291 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5292 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5293 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5294 * function.c (keep_stack_depressed): Use end_hard_regno.
5295 * global.c (global_alloc): Use end_hard_regno.
5296 (global_conflicts): Use add_to_hard_reg_set instead of
5298 (find_reg): Likewise.
5299 (mark_reg_store): Likewise.
5300 (mark_reg_conflicts): Likewise.
5301 (mark_reg_death): Use remove_from_hard_reg_set.
5302 (mark_reg_live_nc): Delete.
5303 (set_preference): Use end_hard_regno.
5304 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5305 remove_from_hard_reg_set.
5306 (post_mark_life): Use add_to_hard_reg_set.
5307 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5308 (reg_becomes_live): Use add_to_hard_reg_set.
5309 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5310 (peep2_find_free_register): Use add_to_hard_reg_set.
5311 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5312 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5313 * regrename.c (note_sets): Use add_to_hard_reg_set.
5314 (clear_dead_regs): Use remove_from_hard_reg_set.
5315 (regrename_optimize): Use add_to_hard_reg_set.
5316 (find_oldest_value_reg): Use in_hard_reg_set_p.
5317 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5318 (hard_reg_set_here_p): Use end_hard_regno.
5319 (decompose): Likewise.
5320 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5321 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5322 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5323 (mark_home_live): Use end_hard_regno.
5324 (spill_hard_reg): Likewise.
5325 (clear_reload_reg_in_use): Likewise.
5326 * reorg.c (delete_prior_computation): Use END_REGNO.
5327 * resource.c (update_live_status): Use END_HARD_REGNO.
5328 (mark_referenced_resources): Use add_to_hard_reg_set.
5329 (mark_set_resources): Likewise.
5330 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5331 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5332 (reg_overlap_mentioned_p): Likewise.
5333 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5334 (covers_regno_no_parallel_p): Use END_REGNO.
5335 (find_regno_note): Likewise.
5336 (find_reg_fusage): Use END_HARD_REGNO.
5337 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5338 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5340 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5342 * mode-switching.c (reg_dies): Change type of second argument to
5344 (optimize_mode_switching): Update accordingly.
5346 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5348 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5350 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5351 (hard_reg_set_empty_p): ...these new functions.
5352 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5353 GO_IF_HARD_REG_SUBSET.
5354 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5355 instead of GO_IF_HARD_REG_EQUAL.
5356 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5357 instead of GO_IF_HARD_REG_EQUAL.
5358 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5359 GO_IF_HARD_REG_SUBSET.
5360 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5361 GO_IF_HARD_REG_EQUAL.
5362 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5363 of GO_IF_HARD_REG_SUBSET.
5364 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5365 instead of GO_IF_HARD_REG_EQUAL.
5366 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5367 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5368 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5369 of GO_IF_HARD_REG_SUBSET,
5370 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5371 GO_IF_HARD_REG_SUBSET.
5372 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5373 instead of GO_IF_HARD_REG_EQUAL.
5374 * config/sh/sh.c (push_regs, calc_live_regs): Use
5375 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5376 (hard_regs_intersect_p): Delete.
5378 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5380 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5382 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5383 Richard Henderson <rth@redhat.com>
5385 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5387 (x86_64-*-*): Likewise.
5389 * i386/i386-modes.def (V2QI): New.
5391 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5393 (override_options): Support SSE4.1.
5394 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5395 (IX86_BUILTIN_BLENDPS): Likewise.
5396 (IX86_BUILTIN_BLENDVPD): Likewise.
5397 (IX86_BUILTIN_BLENDVPS): Likewise.
5398 (IX86_BUILTIN_PBLENDVB128): Likewise.
5399 (IX86_BUILTIN_PBLENDW128): Likewise.
5400 (IX86_BUILTIN_DPPD): Likewise.
5401 (IX86_BUILTIN_DPPS): Likewise.
5402 (IX86_BUILTIN_INSERTPS128): Likewise.
5403 (IX86_BUILTIN_MOVNTDQA): Likewise.
5404 (IX86_BUILTIN_MPSADBW128): Likewise.
5405 (IX86_BUILTIN_PACKUSDW128): Likewise.
5406 (IX86_BUILTIN_PCMPEQQ): Likewise.
5407 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5408 (IX86_BUILTIN_PMAXSB128): Likewise.
5409 (IX86_BUILTIN_PMAXSD128): Likewise.
5410 (IX86_BUILTIN_PMAXUD128): Likewise.
5411 (IX86_BUILTIN_PMAXUW128): Likewise.
5412 (IX86_BUILTIN_PMINSB128): Likewise.
5413 (IX86_BUILTIN_PMINSD128): Likewise.
5414 (IX86_BUILTIN_PMINUD128): Likewise.
5415 (IX86_BUILTIN_PMINUW128): Likewise.
5416 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5417 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5418 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5419 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5420 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5421 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5422 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5423 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5424 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5425 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5426 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5427 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5428 (IX86_BUILTIN_PMULDQ128): Likewise.
5429 (IX86_BUILTIN_PMULLD128): Likewise.
5430 (IX86_BUILTIN_ROUNDPD): Likewise.
5431 (IX86_BUILTIN_ROUNDPS): Likewise.
5432 (IX86_BUILTIN_ROUNDSD): Likewise.
5433 (IX86_BUILTIN_ROUNDSS): Likewise.
5434 (IX86_BUILTIN_PTESTZ): Likewise.
5435 (IX86_BUILTIN_PTESTC): Likewise.
5436 (IX86_BUILTIN_PTESTNZC): Likewise.
5437 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5438 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5439 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5440 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5441 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5443 (bdesc_sse_3arg): Likewise.
5444 (bdesc_2arg): Likewise.
5445 (bdesc_1arg): Likewise.
5446 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5448 (ix86_expand_sse_4_operands_builtin): New.
5449 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5450 smaller than 8 bits as the 2nd arg.
5451 (ix86_expand_sse_ptest): New.
5452 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5453 (ix86_expand_vector_set): Support SSE4.1.
5454 (ix86_expand_vector_extract): Likewise.
5456 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5457 __SSE4_1__ for -msse4.1.
5459 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5460 (UNSPEC_INSERTPS): Likewise.
5461 (UNSPEC_DP): Likewise.
5462 (UNSPEC_MOVNTDQA): Likewise.
5463 (UNSPEC_MPSADBW): Likewise.
5464 (UNSPEC_PHMINPOSUW): Likewise.
5465 (UNSPEC_PTEST): Likewise.
5466 (UNSPEC_ROUNDP): Likewise.
5467 (UNSPEC_ROUNDS): Likewise.
5469 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5471 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5472 (const_pow2_1_to_32768_operand): Likewise.
5474 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5477 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5479 (sse4_1_insertps): Likewise.
5480 (*sse4_1_extractps): Likewise.
5481 (sse4_1_ptest): Likewise.
5482 (sse4_1_mulv2siv2di3): Likewise.
5483 (*sse4_1_mulv4si3): Likewise.
5484 (*sse4_1_smax<mode>3): Likewise.
5485 (*sse4_1_umax<mode>3): Likewise.
5486 (*sse4_1_smin<mode>3): Likewise.
5487 (*sse4_1_umin<mode>3): Likewise.
5488 (sse4_1_eqv2di3): Likewise.
5489 (*sse4_1_pinsrb): Likewise.
5490 (*sse4_1_pinsrd): Likewise.
5491 (*sse4_1_pinsrq): Likewise.
5492 (*sse4_1_pextrb): Likewise.
5493 (*sse4_1_pextrb_memory): Likewise.
5494 (*sse4_1_pextrw_memory): Likewise.
5495 (*sse4_1_pextrq): Likewise.
5496 (sse4_1_blendpd): Likewise.
5497 (sse4_1_blendps): Likewise.
5498 (sse4_1_blendvpd): Likewise.
5499 (sse4_1_blendvps): Likewise.
5500 (sse4_1_dppd): Likewise.
5501 (sse4_1_dpps): Likewise.
5502 (sse4_1_movntdqa): Likewise.
5503 (sse4_1_mpsadbw): Likewise.
5504 (sse4_1_packusdw): Likewise.
5505 (sse4_1_pblendvb): Likewise.
5506 (sse4_1_pblendw): Likewise.
5507 (sse4_1_phminposuw): Likewise.
5508 (sse4_1_extendv8qiv8hi2): Likewise.
5509 (*sse4_1_extendv8qiv8hi2): Likewise.
5510 (sse4_1_extendv4qiv4si2): Likewise.
5511 (*sse4_1_extendv4qiv4si2): Likewise.
5512 (sse4_1_extendv2qiv2di2): Likewise.
5513 (*sse4_1_extendv2qiv2di2): Likewise.
5514 (sse4_1_extendv4hiv4si2): Likewise.
5515 (*sse4_1_extendv4hiv4si2): Likewise.
5516 (sse4_1_extendv2hiv2di2): Likewise.
5517 (*sse4_1_extendv2hiv2di2): Likewise.
5518 (sse4_1_extendv2siv2di2): Likewise.
5519 (*sse4_1_extendv2siv2di2): Likewise.
5520 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5521 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5522 (sse4_1_zero_extendv4qiv4si2): Likewise.
5523 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5524 (sse4_1_zero_extendv2qiv2di2): Likewise.
5525 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5526 (sse4_1_zero_extendv4hiv4si2): Likewise.
5527 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5528 (sse4_1_zero_extendv2hiv2di2): Likewise.
5529 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5530 (sse4_1_zero_extendv2siv2di2): Likewise.
5531 (*sse4_1_zero_extendv2siv2di2): Likewise.
5532 (sse4_1_roundpd): Likewise.
5533 (sse4_1_roundps): Likewise.
5534 (sse4_1_roundsd): Likewise.
5535 (sse4_1_roundss): Likewise.
5536 (mulv4si3): Don't expand for SSE4.1.
5537 (smax<mode>3): Likewise.
5538 (umaxv4si3): Likewise.
5539 (uminv16qi3): Likewise.
5540 (umin<mode>3): Likewise.
5541 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5543 * doc/extend.texi: Document SSE4.1 built-in functions.
5545 * doc/invoke.texi: Document -msse4.1.
5547 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5549 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5550 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5551 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5552 (ASM_SPEC): Add asm_pcrel_spec.
5553 (EXTRA_SPECS): Add asm_pcrel_spec.
5555 2007-05-21 David Daney <ddaney@avtrex.com>
5557 * doc/install.texi (Building a cross compiler): Add requirements
5558 for Java cross compiler.
5560 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5563 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5564 Add loopno argument. Use evolution_function_is_invariant_rec_p
5565 instead of evolution_function_is_constant_p.
5566 Update calls to evolution_function_is_affine_multivariate_p.
5567 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5568 Add loopno argument.
5569 * tree-scalar-evolution.c (gather_chrec_stats): Call
5570 evolution_function_is_affine_multivariate_p with a loop
5572 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5573 (analyze_overlapping_iterations): Likewise.
5574 (access_functions_are_affine_or_constant_p): Likewise.
5575 (build_classic_dist_vector_1): If the access functions
5576 are equal, don't do anything.
5578 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5579 Paolo Carlini <pcarlini@suse.de>
5580 Uros Bizjak <ubizjak@gmail.com>
5582 * c-cppbuiltin.c (c_cpp_builtins): Define
5583 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5584 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5585 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5586 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5588 2007-05-21 Mike Stump <mrs@apple.com>
5590 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5592 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5594 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5597 implementation if __OPTIMIZE__ is not defined.
5598 (_mm_alignr_pi8): Ditto.
5599 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5600 (_mm_inserti_si64): Ditto.
5601 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5602 (_mm_slli_epi16): Ditto.
5603 (_mm_slli_epi32): Ditto.
5604 (_mm_slli_epi64): Ditto.
5605 (_mm_srai_epi16): Ditto.
5606 (_mm_srai_epi32): Ditto.
5607 (_mm_srli_si128): Ditto.
5608 (_mm_slli_si128): Ditto.
5609 (_mm_srli_epi16): Ditto.
5610 (_mm_srli_epi32): Ditto.
5611 (_mm_srli_epi64): Ditto.
5612 (_mm_extract_epi16): Ditto.
5613 (_mm_insert_epi16): Ditto.
5614 (_mm_shufflehi_epi16): Ditto.
5615 (_mm_shufflelo_epi16): Ditto.
5616 (_mm_shuffle_epi32): Ditto.
5617 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5619 (_mm_insert_pi16): Ditto.
5621 (_mm_shuffle_pi16): Ditto.
5623 (_mm_shufle_ps): Ditto.
5624 (_mm_prefetch): Ditto.
5626 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5628 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5629 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5630 * real.c (encode_i370_single, decode_i370_single,
5631 encode_i370_double, decode_i370_double): Functions removed.
5632 (i370_single_format, i370_double_format): Initializations removed.
5633 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5634 Consider the log2_b field to always be one.
5635 (ieee_single_format, mips_single_format, coldfire_single_format,
5636 ieee_double_format, mips_double_format, coldfire_double_format,
5637 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5638 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5639 ibm_extended_format, mips_extended_format, ieee_quad_format,
5640 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5641 decimal_single_format, decimal_double_format, decimal_quad_format,
5642 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5643 initialization of log2_b.
5644 * real.h (i370_single_format, i370_double_format): Declarations
5646 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5647 field to always be one.
5649 2007-05-21 Andreas Schwab <schwab@suse.de>
5651 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5652 NOTE_INSN_BASIC_BLOCK_P.
5653 (process_for_unwind_directive): Likewise.
5655 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5657 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5658 * function.h (struct function): Move va_list_gpr_size,
5659 va_list_fpr_size, function_frequency to front of bitfields. Add
5661 (current_function_calls_unwind_init): New.
5662 * except.c (expand_builtin_unwind_init): Set
5663 current_function_calls_unwind_init not
5664 current_function_has_nonlocal_label.
5665 * reload1.c (has_nonexceptional_receiver): New.
5666 (reload): Use it and current_function_calls_unwind_init to
5667 determine whether call-saved regs must be saved.
5669 2007-05-20 Jan Hubicka <jh@suse.cz>
5671 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5672 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5673 * ddg.c (create_ddg): LIkewise.
5674 * final.c (final): Remove hunk moving line number notes around since
5675 they are no longer present at this stage.
5676 (final_scan_insn): Use NOTE_KIND instead of
5677 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5678 (output_asm_label): Likewise.
5679 * reorg.c (dbr_schedule): Likewise.
5680 * haifa-sched.c (unlink_other_notes): Likewise.
5681 * mode-switching.c (optimize_mode_switching): Likewise.
5682 * graph.c (start_bb): Likewise.
5683 * rtl.def (NOTE): Update description.
5684 * jump.c (squeeze_notes): Delete.
5685 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5686 NOTE_INSN_BASIC_BLOCK_P when possible.
5687 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5688 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5689 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5690 (dwarf2out_var_location): Likewise.
5691 * cfgbuild.c (make_edges): Likewise.
5692 (find_basic_blocks_1): Likewise.
5693 * function.c (reorder_blocks_1): Likewise.
5694 (epilogue_done): Likewise.
5695 (reposition_prologue_and_epilogue_notes): Likewise.
5696 * print-rtl.c (print_rtx): Likewise; drop code for printing
5698 (print_rtl): Likewise.
5699 (print_rtl_single): Likewise.
5700 * gcse.c (insert_insn_start_bb): Likewise.
5701 * alias.c (init_alias_analysis): Likewise.
5702 * calls.c (fixup_tail_calls): Likewise.
5703 * except.c (sjlj_emit_function_enter): Likewise.
5704 * emit-rtl.c (add_insn_after): Likeiwse.
5705 (emit_label_before): Likewise.
5706 (emit_label_after): Likewise.
5707 (emit_note_before, emit_note_after, emit_note): Update
5708 parameter to be enum insn_note; do not deal with source
5710 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5711 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5713 (merge_blocks_move_successor_nojumps): Simplify now when
5714 we don't have BLOCK notes.
5715 (try_optimize_cfg): Likewise.
5716 * cfglayout.c (skip_insns_after_block): Likewise.
5717 (record_effective_endpoints): Likewise.
5718 (duplicate_insn_chain): Likewise.
5719 * varasm.c (output_constant_pool_1): Likewise.
5720 * sched-deps.c (sched_analyze): Likewise.
5721 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5723 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5724 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5725 (SET_INSN_DELETED): Simplify.
5726 (NOTE_LINE_NUMBER): Exterminate.
5727 (NOTE_LINE_KIND): New.
5728 (NOTE_INSN_BASIC_BLOCK_P): Update.
5729 (enum insn_note): Simplify.
5730 (GET_NOTE_INSN_NAME) Simplify.
5731 (emit_note_before, emit_note_after, emit_note): Update prototype.
5732 (squeeze_notes): Remove.
5733 * sched-int.h (NOTE_NOT_BB_P): Update.
5734 * resource.c (mark_target_live_regs): Update.
5735 * sched-rgn.c (debug_dependencies): Update.
5736 * sched-vis.c (print_insn): Update.
5737 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5738 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5739 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5740 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5741 (split_branches): Update.
5742 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5744 (sh_adjust_unroll_max): Exterminate.
5745 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5746 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5747 (m68hc11_reorg): Likewise.
5748 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5749 (emit_predicate_relation_info): Update.
5750 (process_for_unwind_directive): Update.
5751 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5752 (output_call): Update.
5753 * config/pa/pa.c (output_lbranch): Update.
5754 (output_millicode_call): Update.
5755 (output_call): Update.
5756 (pa_combine_instructions): Update.
5757 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5758 * config/bfin/bfin.c (gen_one_bundle): Update.
5759 * cfgrtl.c (can_delete_note_p): Update.
5760 (delete_insn): Update.
5761 (rtl_merge_blocks): Update.
5762 (commit_one_edge_insertion): Update.
5763 (rtl_verify_flow_info): Update.
5764 * stmt.c (expand_case): Do not call squeeze_notes.
5766 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5773 * c.opt (Wtype-limits): New.
5774 * doc/invoke.texi (Wtype-limits): Document it.
5775 (Wextra): Enabled by -Wextra.
5776 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5777 * c-common.c (shorten_compare): Warn with Wtype-limits.
5779 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5781 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5782 inlined function, not as a macro.
5783 (_mm_alignr_pi8): Ditto.
5784 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5785 (_mm_inserti_si64): Ditto.
5786 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5787 (_mm_extract_epi16): Ditto.
5788 (_mm_insert_epi16): Ditto.
5789 (_mm_shufflehi_epi16): Ditto.
5790 (_mm_shufflelo_epi16): Ditto.
5791 (_mm_shuffle_epi32): Ditto.
5792 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5793 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5795 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5797 (_m_to_float): Use C89 compatible assignment.
5799 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5802 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5804 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5807 * doc/invoke.texi (Wreturn-type): Complete description.
5808 (Wextra): Delete item about return-type warning.
5809 * c-decl.c: Delete redundant Wextra warning.
5811 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5815 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5816 inlined function, not as a macro.
5817 (_mm_prefetch): Ditto.
5819 (_mm_insert_pi16): Ditto.
5821 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5822 (_m_pshufw): Ditto. Add const to __N argument.
5823 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5824 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5825 (_mm_slli_epi32): Ditto.
5826 (_mm_srli_si128): Implement as always inlined function, not as a
5827 macro. Add __inline to function declaration.
5828 (_mm_slli_si128): Ditto.
5830 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5832 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5833 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5835 (struct fenv): New structure.
5836 (FP_HANDLE_EXCEPTIONS): New define.
5837 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5838 (_FP_DECL_EXP): New define.
5839 (FP_INIT_ROUNDMODE): New define.
5840 (FP_ROUNDMODE): New define.
5842 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5844 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5845 (Wconversion): Update description.
5846 (Wconversion-sign): New.
5847 * c.opt (Wconversion-sign): New.
5848 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5849 means disabled for C++. Otherwise, take the status of Wconversion.
5850 * c-common.c (conversion_warning): Warn with either Wconversion or
5852 (warnings_for_convert_and_check): Conditions are already checked by
5854 (convert_and_check): Don't check warnings if the conversion failed.
5856 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5857 Anatoly Sokolov <aesok@dol.ru>
5859 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5860 avr_epilogue_uses) : Add declaration.
5861 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5862 * config/avr/constraints.md (R): New constraint.
5863 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5864 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5865 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5866 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5867 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5868 call_prologue_saves, epilogue_restores, return_from_epilogue,
5869 return_from_main_epilogue, return_from_interrupt_epilogue,
5870 return_from_naked_epilogue, prologue, epilogue): New patterns.
5871 (jump): Handle symbol reference.
5872 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5873 avr_output_function_prologue, avr_output_function_epilogue): Remove
5875 (avr_init_machine_status, expand_prologue, expand_epilogue,
5876 avr_asm_function_end_prologue, avr_epilogue_uses,
5877 avr_asm_function_begin_epilogue): New functions.
5878 (prologue_size, epilogue_size, jump_tables_size): Remove global
5880 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5881 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5882 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5883 (avr_override_options): Initialise init_machine_status.
5884 (output_movhi): Handle all stack pointer loads.
5885 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5886 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5887 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5888 (EPILOGUE_USES) Redefine.
5889 (machine_function) Declare.
5891 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5893 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5894 Use a single return statement.
5896 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5899 * builtins.c (do_mpfr_lgamma_r): New.
5900 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5901 * tree.h (CASE_FLT_FN_REENT): New.
5903 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5905 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5906 (output_die): Use 'unsigned long' with %x.
5907 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5908 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5909 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5911 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5913 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5918 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5919 true if function has no argument.
5921 2007-05-18 DJ Delorie <dj@redhat.com>
5923 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5924 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5926 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5928 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5929 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5930 count_trailing_zeros.
5931 (__i386__): Implement count_leading_zeros using __builtin_clz().
5932 Implement count_trailing_zeros usign __builtin_ctz().
5934 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5936 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5938 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5941 * expr.c (emit_move_change_mode): Change mode of push operands here.
5943 2007-05-17 Ian Lance Taylor <iant@google.com>
5945 PR tree-optimization/31953
5946 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5948 (set_value_range_to_null): Call set_value_range_to_value.
5949 (extract_range_from_comparison): Likewise.
5951 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5953 * toplev.c (print_version): Output GMP/MPFR version info.
5955 * builtins.c (CASE_MATHFN_REENT): New macro.
5956 (mathfn_built_in): Use it.
5957 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5958 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5959 BUILT_IN_LGAMMAL_R): New.
5960 * doc/extend.texi: Document new builtins.
5963 * builtins.c (do_mpfr_remquo): New.
5964 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5965 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5968 * builtins.c (fold_builtin_1): Handle y0, y1.
5969 (fold_builtin_2): Handle yn.
5972 * builtins.c (do_mpfr_bessel_n): New.
5973 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5974 (fold_builtin_2): Handle BUILT_IN_JN.
5976 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5979 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5980 TYPE_PRECISION (intmax_type_node).
5982 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5985 * reload.c (subst_reloads): Remove checking.
5987 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5989 PR rtl-optimization/31691
5990 * combine.c (simplify_set): Build a new src pattern instead of
5991 substituting its operands in the COMPARE case.
5993 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5995 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5996 (execute_vrp): Preserve loops through jump threading.
5997 * tree-ssa-threadupdate.c (thread_single_edge,
5998 dbds_continue_enumeration_p, determine_bb_domination_status,
5999 thread_through_loop_header): New functions.
6000 (create_edge_and_update_destination_phis,
6001 create_edge_and_update_destination_phis): Set loops for the new blocks.
6002 (prune_undesirable_thread_requests): Removed.
6003 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6005 (thread_block): Do not call prune_undesirable_thread_requests.
6007 (mark_threaded_blocks): Select edges to thread here.
6008 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6009 Thread edges through loop headers independently.
6010 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6011 * tree-pass.h (TODO_mark_first_instance): New.
6012 (first_pass_instance): Declare.
6013 * cfghooks.c (duplicate_block): Put the block to the original loop
6014 if copy is not specified.
6015 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6016 jump threading. Pass may_peel_loop_headers to
6017 thread_through_all_blocks according to first_pass_instance.
6018 * cfgloop.h (create_preheader): Declare.
6019 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6020 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6021 * passes.c (first_pass_instance): New variable.
6022 (next_pass_1): Set TODO_mark_first_instance.
6023 (execute_todo): Set first_pass_instance.
6025 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6027 PR tree-optimization/24659
6028 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6029 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6030 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6031 OTI_vec_pack_ufix_trunc.
6032 (vec_unpacks_float_hi_optab): Define new macro.
6033 (vec_unpacks_float_lo_optab): Ditto.
6034 (vec_unpacku_float_hi_optab): Ditto.
6035 (vec_unpacku_float_lo_optab): Ditto.
6036 (vec_pack_sfix_trunc_optab): Ditto.
6037 (vec_pack_ufix_trunc_optab): Ditto.
6038 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6039 and vec_pack_[s|u]fix_trunc_optab using
6040 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6041 * tree-vectorizer.c (supportable_widening_operation): Handle
6042 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6043 (supportable_narrowing_operation): New function.
6044 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6045 * tree-vect-transform.c (vectorizable_conversion): Handle
6046 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6047 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6048 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6049 to check for target support.
6050 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6051 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6052 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6053 for VEC_PACK_FIX_TRUNC_EXPR.
6054 (expand_binop): Special case mode of the result for
6055 vec_pack_[u|s]fix_trunc_optab.
6056 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6057 vec_pack_[u|s]fix_trunc_optab.
6059 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6060 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6061 * tree-pretty-print.c (dump_generic_node): Handle
6062 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6063 VEC_PACK_FIX_TRUNC_EXPR.
6065 * expr.c (expand_expr_real_1): Ditto.
6066 * tree-inline.c (estimate_num_insns_1): Ditto.
6067 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6069 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6070 (vec_unpacks_float_lo_v8hi): Ditto.
6071 (vec_unpacku_float_hi_v8hi): Ditto.
6072 (vec_unpacku_float_lo_v8hi): Ditto.
6073 (vec_unpacks_float_hi_v4si): Ditto.
6074 (vec_unpacks_float_lo_v4si): Ditto.
6075 (vec_pack_sfix_trunc_v2df): Ditto.
6077 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6079 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6080 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6081 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6082 [vec_pack_ufix_trunc]: Ditto.
6083 [vec_unpacks_float_hi]: Ditto.
6084 [vec_unpacks_float_lo]: Ditto.
6085 [vec_unpacku_float_hi]: Ditto.
6086 [vec_unpacku_float_lo]: Ditto.
6088 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6090 * soft-fp/README: Update for new files.
6091 * soft-fp/floattisf.c: New file.
6092 * soft-fp/floattidf.c: New file.
6093 * soft-fp/floattitf.c: New file.
6094 * soft-fp/floatuntisf.c: New file.
6095 * soft-fp/floatuntidf.c: New file.
6096 * soft-fp/floatuntitf.c: New file.
6097 * soft-fp/fixsfti.c: New file.
6098 * soft-fp/fixdfti.c: New file.
6099 * soft-fp/fixtfti.c: New file.
6100 * soft-fp/fixunssfti.c: New file.
6101 * soft-fp/fixunsdfti.c: New file.
6102 * soft-fp/fixunstfti.c: New file.
6103 * soft-fp/extendxftf.c: New file.
6104 * soft-fp/trunctfxf.c: New file.
6106 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6107 (__trunctfxf2): Ditto.
6109 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6110 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6111 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6112 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6113 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6114 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6116 * config/i386/t-fprules-softfp64: New file.
6117 * config/i386/sfp-machine.h: New file.
6118 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6119 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6120 and soft-fp/t-softfp to tmake_file.
6121 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6122 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6124 * config/i386/t-linux64 (softfp_wrap_start): New.
6125 (softfp_wrap_end): New.
6126 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6127 supported for TARGET_64BIT.
6129 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6131 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6132 c_common_unsigned_type behavior.
6134 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6136 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6139 2007-05-16 Eric Christopher <echristo@apple.com>
6141 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6142 saving after stack push. Set sp_offset whenever we push.
6143 (rs6000_emit_epilogue): Move altivec register restore before
6146 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6148 * configure.ac: Allow sysroots to be relocated under $prefix as
6149 well as $exec_prefix.
6150 * configure: Regenerate.
6152 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6156 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6158 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6159 (gcc_tooldir): Likewise.
6160 * configure: Regenerate.
6161 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6162 old configure.ac gcc_tooldir setting.
6163 (prefix_to_exec_prefix): New variable.
6164 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6165 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6167 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6169 * c-typeck.c (build_binary_op): Return early for error.
6171 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6173 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6174 struct nb_iter_bound.
6175 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6176 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6177 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6178 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6179 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6180 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6181 (del_scev_info): Use ggc_free.
6182 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6183 * loop-init.c: Include ggc.h.
6184 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6185 (loop_optimizer_finalize): Use ggc_free.
6186 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6187 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6188 pass_iv_optimize): Add TODO_ggc_collect.
6189 * function.h (struct function): Remove skip marker from
6191 * cfgloop.c: Include ggc.h.
6192 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6194 (establish_preds): Vector superloops is gc allocated.
6195 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6197 (flow_loops_find): Vector larray is gc allocated.
6198 (loop_exit_free): Use ggc_free.
6199 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6200 that head of exits list is now not a part of struct loop.
6201 (record_loop_exits): Allocate exits table in gc memory.
6202 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6203 that head of exits list is now not a part of struct loop.
6204 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6205 struct loop_exit): Add GTY marker.
6206 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6207 Add skip marker to aux field. Make head of exits list a separate
6209 (struct loops): Add GTY marker. Make larray vector gc allocated.
6210 Add param marker to exits table.
6211 (get_loops): Type changed.
6212 * Makefile.in (tree-scalar-evolution.o): Add
6213 gt-tree-scalar-evolution.h dependency.
6214 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6215 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6216 * basic-block.h (struct basic_block_def): Remove skip marker from
6219 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6221 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6222 of 0 in the call to expand_expr().
6223 (expand_builtin_mathfn_3): Ditto.
6224 (expand_builtin_interclass_mathfn): Ditto.
6225 (expand_builtin_cexpi): Ditto.
6226 (expand_builtin_int_roundingfn): Ditto.
6227 (expand_builtin_int_roundingfn_2): Ditto.
6228 (expand_builtin_pow): Ditto.
6229 (expand_builtin_powi): Ditto.
6230 (expand_builtin_bswap): Ditto.
6231 (expand_builtin_unop): Ditto.
6232 (expand_builtin_fabs): Ditto.
6233 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6234 the call to expand_expr().
6235 (expand_builtin_sync_operation): Ditto.
6236 (expand_builtin_compare_and_swap): Ditto.
6237 (expand_builtin_lock_test_and_set): Ditto.
6238 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6239 instead of 0 in the call to expand_expr().
6240 (expand_builtin_extract_return_addr): Ditto.
6241 (expand_builtin_eh_return): Ditto.
6242 (expand_eh_return): Ditto.
6243 * explow.c (expr_size): Ditto.
6244 * expr.c (optimize_bitfield_assignment_op): Ditto.
6245 (expand_assignement): Ditto.
6246 (store_expr): Ditto.
6247 (store_field): Ditto.
6248 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6249 the call to expand_expr().
6250 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6251 in the call to expand_expr().
6252 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6253 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6254 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6256 * optabs.c (expand_vec_shift_expr): Ditto.
6257 (expand_vec_cond_expr): Ditto.
6258 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6259 call to expand_expr().
6260 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6261 in the call to expand_expr().
6263 2007-05-14 Dave Korn <dave.korn@artimi.com>
6265 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6267 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6269 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6270 instead of c_common_unsigned_type.
6271 (c_common_unsigned_type): Remove.
6272 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6273 c_common_unsigned_type.
6274 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6275 c_common_unsigned_type.
6276 * c-common.h (c_common_unsigned_type): Remove.
6277 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6278 c_common_unsigned_type.
6279 * c-format.c (check_format_types): Use unsigned_type_for instead of
6280 c_common_unsigned_type.
6281 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6282 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6283 of c_common_unsigned_type.
6284 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6285 lang_hooks.types.unsigned_type.
6286 * expmed.c (make_tree): Use unsigned_type_for instead of
6287 lang_hooks.types.unsigned_type.
6288 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6289 lang_hooks.types.unsigned_type.
6290 (build_range_check): Likewise.
6291 (fold_unary): Likewise.
6292 (fold_binary): Likewise.
6293 (fold_ternary): Likewise.
6294 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6295 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6296 * tree.c (get_unsigned_type): New.
6297 (unsigned_type_for): Use get_unsigned_type instead of
6298 lang_hooks.types.unsigned_type.
6300 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6302 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6303 to m68k_get_function_kind. Update its prototype.
6304 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6306 (m68k_interrupt_function_p): Return enum m68k_function_type
6307 instead of bool. Rename to m68k_get_function_kind.
6308 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6310 (m68k_compute_frame_layout): Don't mark any register for save
6311 if an interrupt_thread attribute is specified.
6312 (m68k_hard_regno_rename_ok): Update a use of
6313 m68k_interrupt_function_p.
6314 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6315 m68k_interrupt_function_p.
6316 (m68k_function_type): New.
6317 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6318 for a function with an interrupt_thread attribute.
6319 * doc/extend.texi: Document the interrupt_thread attribute.
6321 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6323 Fix PR tree-optimization/31911
6324 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6325 if they didn't change the expression.
6327 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6329 * tree-scalar-evolution.c (resolve_mixers): Exported.
6330 * tree-scalar-evolution.h (resolve_mixers): Declare.
6331 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6332 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6333 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6334 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6335 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6336 strip_conversion, analyze_offset_expr, address_analysis,
6337 object_analysis, analyze_offset): Removed.
6338 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6339 split_constant_offset, canonicalize_base_object_address,
6340 object_address_invariant_in_loop_p, disjoint_objects_p,
6341 dr_may_alias_p, dr_address_invariant_p): New functions.
6342 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6343 and dr_analyze_alias.
6344 (initialize_data_dependence_relation): Use dr_may_alias_p
6345 and object_address_invariant_in_loop_p.
6346 (compute_self_dependence): Handle the case when
6347 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6348 (find_data_references_in_stmt): Restrict the analysis of data
6349 references to the given loop nest.
6350 (find_data_references_in_loop): Made static. Pass loop nest to
6351 find_data_references_in_stmt.
6352 (compute_data_dependences_for_loop): Use DR_VOPS.
6353 (free_data_ref): Free DR_VOPS.
6354 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6355 (struct innermost_loop_behavior): ... new.
6356 (struct base_object_info): Replaced by ...
6357 (struct indices): ... new.
6358 (struct dr_alias): New.
6359 (enum data_ref_type): Removed.
6360 (struct data_reference): Consist of struct innermost_loop_behavior,
6361 struct indices and struct dr_alias.
6362 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6363 (DR_MEMTAG): Renamed to ...
6364 (DR_SYMBOL_TAG): ... this.
6365 (find_data_references_in_loop): Declaration removed.
6366 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6367 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6368 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6369 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6371 2007-05-13 Revital Eres <eres@il.ibm.com>
6373 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6374 which walks virtual def-use chains to find redundant stores.
6375 (dse_optimize_stmt): Call it.
6377 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6379 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6380 * passes.c (init_optimization_passes): Move pass_jump_bypass
6383 * basic-block.h (bb_has_eh_pred): Fix style issue.
6385 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6387 PR rtl-optimization/31848
6388 * loop-invariant.c (move_invariant_reg): If we move an insn
6389 with a REG_EQUAL note, and that insn is not always executed,
6390 remove the REG_EQUAL note.
6392 2007-05-12 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/31797
6395 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6396 propagate into a stmt that has volatile ops.
6398 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6400 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6401 (gcc_tooldir): Likewise.
6402 * configure: Regenerate.
6403 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6404 old configure.ac gcc_tooldir setting.
6405 (prefix_to_exec_prefix): New variable.
6406 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6407 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6409 2007-05-11 Silvius Rus <rus@google.com>
6411 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6412 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6413 * c-common.h (strict_aliasing_warning): Change return type.
6414 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6415 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6416 (build_c_cast): Condition call to strict_aliasing_warning.
6417 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6418 * flags.h (set_Wstrict_aliasing): Declare.
6419 * opts.c (set_Wstrict_alising): Define, add call to.
6420 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6421 * tree-ssa-alias-warnings.c: New file.
6422 * tree-ssa-alias.c (compute_may_aliases): Add call to
6423 strict_aliasing_warning_backend.
6425 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6427 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6428 Use loop_depth and loop_outer accessor functions.
6429 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6430 determine_invariantness_stmt, move_computations_stmt): Ditto.
6431 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6432 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6433 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6434 * tree-scalar-evolution.c (interpret_loop_phi,
6435 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6436 instantiate_parameters_1, scev_const_prop): Ditto.
6437 * cfghooks.c (make_forwarder_block): Ditto.
6438 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6439 * modulo-sched.c (loop_canon_p): Ditto.
6440 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6441 slpeel_can_duplicate_loop_p): Ditto.
6442 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6443 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6444 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6445 cancel_loop, verify_loop_structure): Ditto.
6446 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6447 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6448 superloops vector instead of "pred" array.
6449 (establish_preds): Take father loop as an argument. Initialize the
6451 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6452 Do not initialize loop->outer.
6453 (flow_loop_tree_node_remove): Truncate the superloops vector.
6454 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6455 "pred" merged to "superloops" vector.
6456 (loop_depth, loop_outer): New.
6457 (fel_init): Use loop_outer.
6459 2007-05-11 Jan Hubicka <jh@suse.cz>
6461 * cgraphunit.c: Include gt-cgraphunit.h
6462 (static_ctors, static_dtors): New static vars.
6463 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6464 based on implementation in c-common.c
6465 (cgraph_finalize_function): Call record_cdtor_fn.
6466 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6467 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6468 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6469 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6470 build_cdtor, c_build_cdtor_fns): Remove.
6471 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6472 c_build_cdtor_fns): Remove prototype.
6474 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6477 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6478 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6479 * builtins.c (fold_builtin_memchr): New.
6480 (expand_builtin_memchr): Call the latter.
6481 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6482 * doc/extend.texi ([Other built-in functions provided by GCC]):
6485 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6487 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6488 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6489 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6490 PFPO_OP1_TYPE_SHIFT): Constants added.
6491 (DFP_ALL): Mode macro defined.
6492 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6493 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6494 Insn definitions added.
6495 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6496 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6499 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6501 PR tree-optimization/31885
6502 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6503 NULL_TREE to be undetermined.
6504 (automatically_generated_chrec_p): Return false for NULL.
6506 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6508 * config/bfin/bfin.h (MOVE_RATIO): Define.
6510 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6512 * config.gcc (sparc-wrs-vxworks): New target.
6513 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6514 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6515 * config/sparc/sparc.h: Include vxworks-dummy.h.
6516 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6517 include LABEL_REFs too.
6518 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6519 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6521 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6523 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6524 (sparc_emit_call_insn): New function.
6525 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6526 functions when generating VxWorks PIC.
6527 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6528 (call, call_value): Use sparc_emit_call_insn instead of
6531 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6533 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6535 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6537 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6538 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6539 split_double instead of operand_subword.
6541 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6543 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6544 * config/bfin/bfin.c (bfin_local_alignment): New function.
6545 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6547 2007-05-08 Chao-ying Fu <fu@mips.com>
6549 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6550 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6551 (smsub_widen_optab, umsub_widen_optab): Define.
6552 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6554 * genopinit.c (optabs): Fill in smsub_widen_optab and
6556 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6557 and umsub_widen_optab to implement multiply-subtract sequences.
6558 * config/mips/mips.md (*msac<u>_di): Rename to...
6559 (<u>msubsidi4): ...this. Extend condition to include
6560 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6561 of operand 0 to "ka" and use the three-operand form of msub<u>
6563 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6566 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6568 PR rtl-optimization/28011
6569 * reload.c (push_reload): Set dont_share if IN appears in OUT
6570 also when IN is a PLUS rtx.
6571 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6574 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6576 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6577 call unshare_all_decls.
6578 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6579 (unshare_all_decls): Remove.
6581 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6584 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6587 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6588 Nigel Stephens <nigel@mips.com>
6590 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6591 Update comments and all uses.
6592 (MIN_FPRS_PER_FMT): Define.
6593 * config/mips/mips.c (function_arg): Fix to correctly handle
6594 the -mips32r2 -mfp64 -mabi=32 case.
6595 (override_options): Enable use of odd-numbered registers for
6596 SFmode values on MIPS32.
6597 (mips_save_reg_p): Save whole floating-point register pair if
6598 either half is used.
6599 (compute_frame_size): Fix comment.
6601 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6603 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6604 argument of type bool.
6605 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6606 argument. Safely select temporary P register according to it.
6607 (do_link): Change call site of add_to_reg accordingly.
6608 (do_unlink): Add epilogue_p as a fourth argument and pass it
6610 (expand_interrupt_handler_epilogue): Change call of do_unlink
6612 (bfin_expand_prologue): Add a third argument sibcall_p.
6613 * config/bfin/bfin.md (epilogue): Change call of
6614 bfin_expand_epilogue accordingly.
6615 (sibcall_epilogue): Likewise.
6616 (eh_return_internal): Likewise.
6618 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6619 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6620 * config/bfin/bfin.c (bfin_handle_option): Handle
6621 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6622 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6623 Support bf534, bf536 and bf561.
6624 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6626 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6629 * config/i386/i386.c (ix86_function_regparm): Process local
6630 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6632 2007-05-07 Mike Stump <mrs@apple.com>
6634 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6635 also checks for and while statements in C++.
6637 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6639 * gcc.c (at_file_supplied): New variable.
6640 (main): Set it if we expanded argv.
6641 (do_spec_1): Pass an @-file to the linker if we were called with
6642 an @-file argument and HAVE_GNU_LD.
6643 * collect2.c (at_file_supplied): New variable.
6644 (response_file): New variable.
6645 (collect_exit): Unlink response_file if necessary.
6646 (handler): Likewise.
6647 (do_wait): Likewise.
6648 (main): Set at_file_supplied if we expanded argv.
6649 (collect_execute): Pass an @-file to subprocesses if we were called
6650 with an @-file argument.
6651 * configure.ac: Add define for HAVE_GNU_LD.
6652 * configure: Regenerate.
6653 * config.in: Regenerate.
6655 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6657 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6663 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6665 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6666 (TARGET_ENCODE_SECTION_INFO): Re-define.
6667 (m32c_encode_section_info): New
6668 (function_vector_handler): New
6669 (current_function_special_page_vector): New
6670 (m32c_special_page_vector_p): New.
6671 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6673 * config/m32c/jump.md: Added instruction JSRS for functions
6674 with attribute "function_vector".
6675 * doc/extend.texi (function_vector): Added description
6676 for M16C, M32C targets.
6678 2007-05-07 DJ Delorie <dj@redhat.com>
6681 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6682 ashrpsi3, lshrpsi3): Update shift count constraint.
6684 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6685 Nathan Froyd <froydnj@codesourcery.com>
6688 * c-incpath.c (add_path): Strip trailing path separators.
6690 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6692 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6693 Free dominance info before purging EH edges.
6694 (eliminate_degenerate_phis): Likewise.
6695 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6697 2007-05-07 Jan Hubicka <jh@suse.cz>
6699 * gimplify.c (gimplify_expr): Do not crash when folding
6700 (void *)(int)&a + 4.
6702 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6705 * c-opts.c (lang_fortran): Make it non static.
6706 * c-common.h (lang_fortran): New prototype.
6707 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6708 -lang-fortran option was passed by the driver.
6710 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6712 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6713 of ASSERT_CHECKING. Tweak message.
6715 2007-05-06 Revital Eres <eres@il.ibm.com>
6718 * loop-unroll.c (insert_var_expansion_initialization):
6719 Initialize the expansions with -zero instead of +zero.
6721 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6723 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6724 into pic and non-pic versions. Mark r19 as used for
6725 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6726 for tgd_load, tld_load and tie_load .
6727 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6728 version of tgd_load, tld_load and tie_load depending on the
6731 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6732 Jakub Jelinek <jakub@redhat.com>
6734 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6735 (__do_global_dtors_aux): Use more paranoid loop to run
6736 destructors if HIDDEN_DTOR_LIST_END.
6737 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6739 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6741 * varasm.c (align_variable): Don't increase alignment for
6742 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6743 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6745 2007-05-04 Josh Conner <jconner@apple.com>
6747 * basic-block.h (cdi_direction): Assign values to all enumeration
6749 (dom_computed): Remove.
6750 (dom_info_state): New.
6751 (set_dom_info_availability): New.
6752 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6753 walk_data.dom_direction.
6754 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6755 instead of dom_computed[].
6756 (split_edge): Likewise.
6757 (create_basic_block): Likewise.
6758 (merge_blocks): Likewise.
6759 * ifcvt.c (find_if_header): Likewise.
6760 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6761 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6762 * tree-ssa.c (verify_ssa): Likewise.
6763 * tree-cfg.c (tree_verify_flow_info): Likewise.
6764 (remove_edge_and_dominated_blocks): Likewise.
6765 * dominance.c (dom_computed): Make static.
6766 (calc_dfs_tree_nonrec): Change third param to a bool.
6767 (calc_dfs_tree): Change second param to a bool.
6768 (calc_idioms): Change second param to a bool. Use
6769 dom_convert_dir_to_idx.
6770 (init_dom_info): Validate dir before using.
6771 (dom_convert_dir_to_idx): New.
6772 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6773 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6774 (free_dominance_info): Use dom_convert_dir_to_idx.
6775 (get_immediate_dominator): Likewise.
6776 (set_immediate_dominator): Likewise.
6777 (get_dominated_by): Likewise.
6778 (redirect_immediate_dominators): Likewise.
6779 (nearest_common_denominator): Likewise.
6780 (dominated_by_p): Likewise.
6781 (bb_dom_dfs_in): Likewise.
6782 (bb_dom_dfs_out): Likewise.
6783 (recount_dominator): Likewise.
6784 (iterate_fix_dominators): Likewise.
6785 (add_to_dominance_info): Likewise.
6786 (delete_from_dominance_info): Likewise.
6787 (first_dom_son): Likewise.
6788 (next_dom_son): Likewise.
6789 (dom_info_available_p): Likewise.
6790 (dom_info_state): New.
6791 (set_dom_info_availability): New.
6793 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6795 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6797 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6799 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6801 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6802 (subdi3, subdi_carry): Delete.
6804 2007-05-04 Jan Hubicka <jh@suse.cz>
6805 Richard Guenther <rguenther@suse.de>
6807 * opts.c (decode_options): Do not fiddle with inlining
6808 parameters in case of optimizing for size.
6809 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6810 for size do nothing.
6811 (cgraph_decide_inlining_of_small_function): When optimizing for
6812 size never inline functions increasing caller size.
6813 (cgraph_early_inlining): Inline for size when optimizing for size.
6815 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6817 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6818 logical operations piecewise.
6819 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6820 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6821 subdi_sesidi_di): Delete.
6822 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6823 the generated sequence. Allow three-reg add in constraints. Rewrite
6824 the rtl expression for carry to avoid zero_extend of a constant.
6825 (sub_with_carry): New pattern.
6826 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6827 different sequence not involving jumps.
6828 (notbi): Now a named pattern.
6830 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6832 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6833 Add the note about a significant loss of accuracy of some
6834 mathematical routines when these options are used.
6836 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6838 * haifa-sched.c (rtx_vec_t): New typedef.
6839 (contributes_to_priority_p): Extract piece of priority () into new
6841 (priority): Use the function. Add assertion.
6842 (rank_for_schedule, set_priorities): Add assertion to check that
6843 insn's priority is initialized.
6844 (clear_priorities, calc_priorities): Change signature. Make it update
6845 all relevant insns. Update all callers ('add_to_speculative_block ()'
6846 and 'create_block_check_twin ()').
6847 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6848 Add new field 'priority_status'.
6849 (INSN_PRIORITY_STATUS): New macro.
6850 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6852 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6854 * sched-ebb.c (debug_ebb_dependencies): New static function.
6855 (init_ready_list): Use it.
6857 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6858 with changed signature and 'debug_rgn_dependencies ()'.
6859 (debug_rgn_dependencies): New static function.
6860 (init_ready_list): Use it.
6862 * sched-int.h (debug_dependencies): Declare.
6864 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6866 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6868 2007-05-04 Dirk Mueller <dmueller@suse.de>
6870 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6872 2007-05-03 Jan Hubicka <jh@suse.cz>
6874 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6875 ((T1)X op (T1)Y), for pointer type in more cases than before.
6877 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6879 * tree-object-size.c (plus_expr_object_size): When operand size is
6880 unknown, return unknown.
6882 2007-05-03 Dirk Mueller <dmueller@suse.de>
6884 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6886 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6889 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6891 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6893 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6895 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6897 * config/soft-fp/double.h, config/soft-fp/extended.h,
6898 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6899 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6900 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6901 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6904 2007-05-03 Ian Lance Taylor <iant@google.com>
6906 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6907 MASK_PPC_GFXOPT for 8540 or 8548.
6909 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6911 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6912 vect_print_dump_info() to output debug information.
6914 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6917 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6918 operands of size 2 when operand is not MEM_P.
6920 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6922 PR tree-optimization/30565
6923 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6925 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6927 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6928 (umulsi3_highpart): Use them.
6929 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6930 for final accumulator to D regisster tranfser.
6932 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6934 PR tree-optimization/31699
6935 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6937 (vect_enhance_data_refs_alignment): Compute peel amount using
6938 TYPE_VECTOR_SUBPARTS instead of vf.
6939 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6941 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6944 * system.h: Remove inclusion of double-int.h
6945 * tree.h: Include double-int.h
6946 * gengtype.c: Likewise
6947 * cfgloop.h: Likewise
6948 * Makefile.in: Adjust dependencies on double-int.h
6950 2007-05-02 Eric Christopher <echristo@apple.com>
6952 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6953 -shared to -Zdynamiclib.
6955 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6958 * c-common.c (strip_pointer_or_array_types): New function.
6959 * c-common.h (strip_pointer_or_array_types): New function declaration.
6961 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6963 PR tree-optimization/31771
6964 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6966 2007-05-02 Paul Brook <paul@codesourcery.com>
6968 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6970 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6973 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6976 2007-05-02 Nick Clifton <nickc@redhat.com>
6978 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6980 2007-05-02 Richard Guenther <rguenther@suse.de>
6982 PR tree-optimization/31146
6983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6984 argument, single_use_p. If we have a single use that is
6985 a conversion to the definition rhs type, propagate that rhs.
6986 (forward_propagate_addr_expr): Pass single_use_p argument
6987 to forward_propagate_addr_expr_1.
6989 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6991 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6994 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6996 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6997 'AMD Family 10 core'.
6999 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7001 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7002 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7003 with SSE3 instruction set support.
7004 * doc/invoke.texi: Likewise.
7006 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7008 * config/i386/i386.c (override_options): Tuning 32-byte loop
7009 alignment for amdfam10 architecture. Increasing the max loop
7010 alignment to 24 bytes.
7012 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7014 * config/m68k/constraints.md: New.
7015 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7016 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7017 EXTRA_CONSTRAINT): Remove.
7018 * config/m68k/m68k.md: Include constraints.md.
7019 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7021 2007-05-01 Ian Lance Taylor <iant@google.com>
7023 PR tree-optimization/31739
7024 * tree-vrp.c (vrp_val_is_max): New static function.
7025 (vrp_val_is_min): New static function.
7026 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7028 (set_value_range): Use vrp_val_is_{max,min}.
7029 (extract_range_from_assert): Likewise.
7030 (extract_range_from_binary_expr): Likewise.
7031 (extract_range_from_unary_expr): Likewise.
7032 (dump_value_range, vrp_meet): Likewise.
7033 (vrp_visit_phi_node): Likewise.
7034 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7036 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7038 * config/i386/gmon-sol2.c (size_t): New type.
7039 (intptr_t): Likewise.
7040 (s_textsize): Declare as size_t.
7042 (monstartup): Use size_t for sizes.
7043 (_mcount): Save and restore registers.
7044 (internal_mcount): Pass 0 as the first argument to monstartup
7046 (moncontrol): Convert pointer to appropriately sized integer
7047 before passing to profil.
7049 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7051 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7052 __NO_FPRS__, not just if _SOFT_DOUBLE.
7053 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7054 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7055 also for E500 double.
7056 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7057 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7060 2007-05-01 Richard Guenther <rguenther@suse.de>
7062 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7065 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7067 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7069 2007-05-01 Jan Hubicka <jh@suse.cz>
7071 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7074 2007-05-01 Jan Hubicka <jh@suse.cz>
7076 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7077 (maybe_fold_offset_to_reference): Declare.
7078 * fold-const.c (fold_unary): Do not fold
7079 (type *)&A into &A->field_of_type_and_offset_0
7080 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7081 size is unknown, give up.
7082 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7084 (maybe_fold_offset_to_reference): New.
7085 (maybe_fold_stmt_indirect): Use it.
7086 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7087 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7089 (gimplify_expr): Likewise for plus_expr.
7091 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7093 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7094 bsi_after_labels. Always insert statements before bsi.
7095 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7096 * predict.c (apply_return_prediction): Check for empty blocks.
7097 * cfgexpand.c (lab_rtx_for_bb): New variable.
7098 (label_rtx_for_bb): Do not create new tree labels.
7099 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7100 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7101 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7103 (label_for_bb): Add field used.
7104 (update_eh_label, main_block_label): Mark the label used.
7105 (cleanup_dead_labels): Remove unused labels.
7107 2007-05-01 Richard Guenther <rguenther@suse.de>
7109 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7110 if it is not about to be set.
7111 (get_value_range): Do not pre-allocate equiv bitmap.
7112 (update_value_range): No need to clear equiv field.
7113 (add_equivalence): Change prototype to get bitmap pointer.
7114 Allocate bitmap here if it is not already.
7115 (extract_range_from_assert): Do not allocate bitmap here.
7116 Update callers to add_equivalence.
7117 (extract_range_from_ssa_name): Likewise.
7118 (get_vr_for_comparison): New static helper.
7119 (compare_name_with_value): Handle NULL equiv bitmap by
7120 peeling the first iteration of the comparison loop.
7121 Use get_vr_for_comparison.
7122 (compare_names): Handle NULL equiv bitmaps by using fake
7123 ones. Use get_vr_for_comparison.
7125 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7127 * double-int.c (mpz_set_double_int): Moved from
7128 tree-ssa-loop-niter.c.
7129 (mpz_get_double_int): Likewise; also, add option to wrap
7130 out-of-range integers.
7131 * double-int.h: New prototypes for above.
7132 * tree.c (get_static_type_bounds): Moved from
7133 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7134 TYPE_MAX_VALUE if they exist..
7135 * tree.h: New prototype for above.
7136 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7137 get_type_bounds calls.
7138 (mpz_set_double_int): Move to double-int.c.
7139 (get_type_bounds): Move to tree.c, rename to
7140 get_static_type_bounds.
7141 (mpz_to_double_int): Move to double-int.c, rename to
7144 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7146 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7147 DIV0 exception can fall through to a normal return.
7149 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7153 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7154 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7155 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7156 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7157 initialize align to silence bogus warning.
7158 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7159 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7161 (struct sra_walk_fns): Remove use_all parameter from use.
7162 (sra_hash_tree): Handle BIT_FIELD_REFs.
7163 (sra_elt_hash): Don't hash bitfld blocks.
7164 (sra_elt_eq): Skip them in parent compares as well. Handle
7166 (sra_walk_expr): Don't maintain or pass down use_all_p.
7167 (scan_use): Remove use_all parameter.
7168 (scalarize_use): Likewise. Re-expand assignment to
7169 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7170 output, and re-scalarize after output. Don't mark anything
7172 (scalarize_ldst): Adjust.
7173 (scalarize_walk_gimple_modify_statement): Likewise.
7174 (build_element_name_1): Handle BIT_FIELD_REFs.
7175 (instantiate_element): Don't warn for any element whose parent
7177 (instantiate_missing_elements_1): Return the sra_elt.
7178 (canon_type_for_field): New.
7179 (try_instantiate_multiple_fields): New.
7180 (instantiate_missing_elemnts): Use them.
7181 (mark_no_warning): Removed.
7182 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7183 (REPLDUP, sra_build_elt_assignment): New.
7184 (generate_copy_inout): Use them.
7185 (generate_element_copy): Likewise. Handle bitfld differences.
7186 (generate_element_zero): Don't recurse for blocks. Use
7187 sra_build_elt_assignment.
7188 (generate_one_element_int): Take elt instead of var. Use
7189 sra_build_elt_assignment.
7190 (generate_element_init_1): Adjust.
7191 (scalarize_use, scalarize_copy): Use REPLDUP.
7192 (scalarize_ldst): Move assert before dereference.
7193 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7195 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7198 * tree.c (reconstruct_complex_type): Reconstruct a reference
7200 Also use the same mode for the pointer as the old pointer type.
7202 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7204 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7207 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7209 PR rtl-optimization/31676
7210 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7211 (df_refs_record): Call it.
7213 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7215 * rtl.def (SS_ABS): New code.
7216 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7217 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7218 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7219 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7220 (bfin_init_builtins): Define them.
7221 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7222 (bfin_expand_builtin): ... and handle the others here.
7223 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7224 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7225 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7226 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7227 operand is only HImode.
7229 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7231 * regclass.c (scan_one_insn): Remove splitting of
7234 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7235 Nigel Stephens <nigel@mips.com>
7237 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7239 2007-04-28 Jan Hubicka <jh@suse.cz>
7241 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7242 insn_locators_alloc instead of insn_locators_initialize;
7243 call reset_block_changes.
7244 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7245 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7246 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7247 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7248 * config/score/score.c (th_output_mi_thunk): Likewise.
7249 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7250 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7251 tolerate uninitialized locator info.
7254 * function.c (init_function_start): Don't init line number info.
7255 (expand_function_end): Update.
7256 (reset_block_changes, record_block_change, finalize_block_changes,
7257 check_block_change, free_block_changes): Kill.
7258 * function.h (reset_block_changes, record_block_change,
7259 finalize_block_changes, check_block_change, free_block_changes):
7261 (struct function): Remove ib_boundaries_block.
7262 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7263 Use curr_insn_locator to initialize locator.
7264 (emit_line_note): Remove.
7265 * cfgexpand.c (expand_gimple_cond_expr): Update.
7266 (construct_exit_block): Likewise.
7267 (tree_expand_cfg): Initialize/finalize locators.
7268 * expr.c (expand_expr_real): Update.
7269 * cfglayout.c (line_locators_locs, line_locators_lines,
7270 file_locators_locs, file_locators_files): Remove.
7271 (set_block_levels): Move to cfgexpand.c.
7272 (insn_locators_initialize): Remove.
7273 (pass_insn_locators_initialize): Remove.
7274 (locations_locators_locs, locations_locators_vals): New static vars.
7275 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7277 (insn_locators_alloc, insn_locators_finalize,
7278 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7280 (locator_location): New.
7281 (locator_line, locator_file): Rewrite.
7282 * rtl.h (emit_line_note): Kill.
7283 (insn_locators_alloc, insn_locators_finalize,
7284 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7286 * tree-inline.c (initialize_cfun): Do not initialize
7287 ib_boundaries_block.
7288 * passes.c (pass_insn_locators_initialize): Remove.
7290 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7292 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7293 info. Update last_basic_block correctly.
7295 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7298 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7299 register itself to hold the offset constant. Tell flow the use
7300 of r4 and r5 when they are used.
7302 2007-04-27 Richard Guenther <rguenther@suse.de>
7304 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7305 if we simplified anything.
7306 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7307 warnings until we did a simplification and the stmt was not
7308 marked as TREE_NO_WARNING.
7310 2007-04-27 Mike Stump <mrs@apple.com>
7312 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7314 2007-04-27 Ian Lance Taylor <iant@google.com>
7317 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7318 TYPE_MAX_VALUE exist, convert them to the new type.
7320 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7322 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7323 if it claims to be available.
7324 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7326 (perform_tree_ssa_dce): Always free postdominators.
7328 2007-04-27 Richard Henderson <rth@redhat.com>
7330 * config/alpha/predicates.md (aligned_memory_operand): Mark
7331 as define_special_predicate.
7332 (unaligned_memory_operand, normal_memory_operand): Likewise.
7333 (reg_or_unaligned_mem_operand): Remove.
7334 (any_memory_operand): Match the documentation and check for
7335 non-renumbered pseudos during reload.
7336 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7337 alpha_secondary_reload_class, update to new interface, make static.
7338 Handle CQImode like HImode. Remove FP subreg check.
7339 (alpha_expand_mov): Use replace_equiv_address.
7340 (alpha_expand_mov_nobwx): Use any_memory_operand.
7341 (TARGET_SECONDARY_RELOAD): New.
7342 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7343 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7344 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7345 * config/alpha/alpha.md: ... here.
7346 (RELOAD12, reloadmode): New.
7348 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7349 Don't handle the aligned case here.
7350 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7351 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7352 reload_inhi_help. Don't expect a scratch register.
7353 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7355 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7357 2007-04-27 Richard Guenther <rguenther@suse.de>
7359 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7361 2007-04-27 Richard Guenther <rguenther@suse.de>
7363 PR tree-optimization/30965
7364 PR tree-optimization/30978
7365 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7366 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7367 (find_equivalent_equality_comparison): Likewise.
7368 (simplify_cond): Likewise.
7369 (get_prop_source_stmt): New helper.
7370 (get_prop_dest_stmt): Likewise.
7371 (can_propagate_from): Likewise.
7372 (remove_prop_source_from_use): Likewise.
7373 (combine_cond_expr_cond): Likewise.
7374 (forward_propagate_comparison): New function.
7375 (forward_propagate_into_cond): Rewrite to use fold for
7377 (tree_ssa_forward_propagate_single_use_vars): Call
7378 forward_propagate_comparison to propagate comparisons.
7380 2007-04-27 Richard Guenther <rguenther@suse.de>
7382 PR tree-optimization/31715
7383 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7384 sure to do computation on the offset in an appropriate
7387 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7389 * reload.h (elimination_target_reg_p): Declare.
7390 * reload.c (find_reloads): Don't apply the reg_rtx move
7391 optimization if the SET_DEST satisfies elimination_target_reg_p.
7392 * reload1.c (elimination_target_reg_p): New function.
7393 (gen_reload): In the move/add2 fallback, make sure that op0
7394 does not overlap the destination register.
7396 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7398 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7399 transform only GIMPLE_MODIFY_STMTs.
7400 * tree-complex.c (expand_complex_operations_1): Ditto.
7401 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7402 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7403 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7405 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7406 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7407 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7408 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7409 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7410 slpeel_add_loop_guard): Ditto.
7411 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7412 * lambda-code.c (perfect_nestify): Ditto.
7413 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7414 before the first statement.
7415 * tree-optimize.c (execute_free_datastructures): Fix comments.
7416 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7417 * tree-flow.h (disband_implicit_edges): Declaration removed.
7418 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7420 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7421 COND_EXPRs without gotos.
7422 (disband_implicit_edges, has_label_p): Removed.
7423 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7424 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7426 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7428 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7429 also for COND_EXPRs.
7430 * cfgexpand.c (label_rtx_for_bb): New function.
7431 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7432 Use label_rtx_for_bb to find the labels.
7433 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7434 last block. Detect fallthru edges.
7436 2007-04-26 Ian Lance Taylor <iant@google.com>
7439 * reload.c (find_reloads_subreg_address): If the address was valid
7440 in the original mode but not in the new mode, reload the whole
7443 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7445 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7446 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7447 (cleanup_control_expr_graph): Do not invalidate dominance info.
7448 Record altered blocks.
7449 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7450 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7451 cleanup_tree_cfg_bb): New functions.
7452 (remove_forwarder_block): Do not maintain the worklist of blocks.
7453 Record altered blocks.
7454 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7456 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7457 delete_unreachable_blocks if dominators are not available.
7458 * tree-inline.c (optimize_inline_calls): Free dominance information
7460 * tree-flow.h (remove_edge_and_dominated_blocks,
7461 cfgcleanup_altered_bbs): Altered.
7462 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7464 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7466 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7467 do not invalidate dominators.
7469 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7471 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7472 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7473 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7474 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7476 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7478 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7480 2007-04-26 Richard Guenther <rguenther@suse.de>
7482 PR tree-optimization/31703
7483 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7484 the right type for the target of the bittest.
7486 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7488 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7489 ix86_sol10_return_in_memory.
7491 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7493 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7496 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7499 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7501 PR tree-optimization/30558
7502 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7503 clear this_state.prev_try.
7505 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7506 Mark Mitchell <mark@codesourcery.com>
7508 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7509 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7510 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7512 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7515 * doc/invoke.texi (%:print-asm-header): Document.
7516 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7518 (static_spec_functions): Add print-asm-header.
7519 (main): Print a banner before the --target-help linker options.
7520 (print_asm_header_spec_function): New function.
7522 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7525 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7526 (movsf_ie): Likewise.
7528 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7530 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7532 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7534 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7535 exception for divide-by-zero.
7536 (__umodsi3, __modsi3): Likewise.
7538 2007-04-25 Dirk Mueller <dmueller@suse.de>
7540 * c-typeck.c (build_compound_expr): Annotate warning()
7541 call with OPT_Wunused_value.
7542 * tree-ssa.c (warn_uninit): Annotate warning with
7544 * c-common.c (handle_sentinel_attribute): Annotate warning
7545 call with OPT_Wattributes.
7547 2007-04-25 Thiemo Seufer <ths@mips.com>
7549 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7551 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7552 on to the assembler. Improve handling of -mno-mips16. Add handling
7553 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7554 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7555 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7556 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7558 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7561 * config/i386/winnt.c (i386_pe_file_end): Strip only
7562 USER_LABEL_PREFIX when writing export name.
7564 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7566 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7567 sh/elf.h, vx-common.h and vxworks.h.
7568 * config/sh/sh.h: Include config/vxworks-dummy.h.
7569 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7570 (OVERRIDE_OPTIONS): Use it.
7571 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7572 (vxworks_picreg): New pattern.
7573 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7574 VXWORKS_OS_CPP_BUILTINS.
7575 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7576 to their VXWORKS_* equivalents.
7577 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7578 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7579 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7580 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7581 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7582 -mrtp/-fPIC multilibs.
7583 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7584 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7585 (MULTILIB_OSDIRNAMES): Delete.
7587 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7590 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7592 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7594 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7595 rounding mode to be specified by the caller.
7596 (real_to_mpfr) Likewise.
7597 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7598 include new arguments.
7599 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7601 2007-04-24 Ian Lance Taylor <iant@google.com>
7603 PR tree-optimization/31605
7604 * tree-vrp.c (set_value_range): Check that min and max are not
7605 both overflow infinities.
7606 (set_value_range_to_value): New static function.
7607 (extract_range_from_binary_expr): Call set_value_range_to_value.
7608 (extract_range_from_cond_expr): Likewise.
7609 (extract_range_from_expr): Likewise.
7610 (extract_range_from_unary_expr): Likewise. Don't create a range
7611 which overflows on both sides.
7612 (vrp_meet): Check for a useless range.
7613 (vrp_visit_phi_node): If we see a constant which looks like an
7614 overflow infinity, turn off the TREE_OVERFLOW flag.
7616 2007-04-24 Ian Lance Taylor <iant@google.com>
7618 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7620 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7623 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7624 diagnostic message is being built.
7625 * tree-pretty-print.c (dump_generic_node): Only write the
7626 formatted text into BUFFER's stream if we are not building a
7628 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7630 * Makefile.in (toplev.o): Depend on tree-pass.h.
7632 2007-04-24 Ian Lance Taylor <iant@google.com>
7634 PR tree-optimization/31602
7635 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7636 conditionals in the copied loop header.
7637 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7638 warnings if TREE_NO_WARNING is set.
7639 * doc/invoke.texi (Warning Options): Clarify that
7640 -Wstrict-overflow does not warn about loops.
7642 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7644 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7645 expand on the comment about _Decimal128 arguments and check the
7646 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7647 that _Decimal128 argument uses even/odd register pair.
7648 (function_arg): Ditto.
7650 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7652 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7653 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7655 2007-04-24 Richard Guenther <rguenther@suse.de>
7656 Olga Golovanevsky <olga@il.ibm.com>
7658 * fold-const.c (multiple_of_p): Check for bottom
7661 2007-04-24 Richard Henderson <rth@redhat.com>
7663 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7664 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7665 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7666 looking for non-zero bits shifted out. Avoid a recursive call
7667 when constructing the scalar.
7668 (__floatundisf): Likewise.
7670 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7672 * dwarf2out.c (field_byte_offset): Move the existing logic
7673 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7674 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7676 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7679 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7680 length argument of 0 for memset.
7681 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7682 unsigned shift instead of the signed variant.
7684 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7686 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7687 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7688 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7689 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7690 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7691 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7692 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7693 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7694 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7695 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7696 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7697 "mul<mode>3", "div<mode>3"): Insn definitions added.
7698 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7699 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7700 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7701 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7702 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7703 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7704 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7705 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7706 TARGET_FLOAT_FORMAT): Macro definitions removed.
7707 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7708 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7709 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7710 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7711 (s390_gen_rtx_const_DI): Function removed.
7712 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7714 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7716 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7717 over an external ffs function.
7719 2007-04-24 Chao-ying Fu <fu@mips.com>
7720 Richard Sandiford <richard@nildram.co.uk>
7722 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7723 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7724 (smadd_widen_optab, umadd_widen_optab): Define.
7725 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7727 * genopinit.c (optabs): Fill in smadd_widen_optab and
7729 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7730 and umadd_widen_optab to implement multiply-add sequences.
7731 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7732 (<u>maddsidi4): ...this. Extend condition to include
7733 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7734 of operand 0 to "ka" and use the three-operand form of madd<u>
7736 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7738 * config/mips/constraints.md (ka): New register constraint.
7740 2007-04-24 Jan Hubicka <j@suse.cz>
7744 2007-04-23 Jan Hubicka <jh@suse.cz>
7745 * function.c (init_function_start): Don't init line number info.
7746 (expand_function_end): Update.
7747 (reset_block_changes, record_block_change, finalize_block_changes,
7748 check_block_change, free_block_changes): Kill.
7749 * function.h (reset_block_changes, record_block_change,
7750 finalize_block_changes, check_block_change, free_block_changes):
7752 (struct function): Remove ib_boundaries_block.
7753 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7754 Use curr_insn_locator to initialize locator.
7755 (emit_line_note): Remove.
7756 * cfgexpand.c (expand_gimple_cond_expr): Update.
7757 (construct_exit_block): Likewise.
7758 (tree_expand_cfg): Initialize/finalize locators.
7759 * expr.c (expand_expr_real): Update.
7760 * cfglayout.c (line_locators_locs, line_locators_lines,
7761 file_locators_locs, file_locators_files): Remove.
7762 (set_block_levels): Move to cfgexpand.c.
7763 (insn_locators_initialize): Remove.
7764 (pass_insn_locators_initialize): Remove.
7765 (locations_locators_locs, locations_locators_vals): New static vars.
7766 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7768 (insn_locators_alloc, insn_locators_finalize,
7769 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7771 (locator_location): New.
7772 (locator_line, locator_file): Rewrite.
7773 * rtl.h (emit_line_note): Kill.
7774 (insn_locators_alloc, insn_locators_finalize,
7775 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7777 * tree-inline.c (initialize_cfun): Do not initialize
7778 ib_boundaries_block.
7779 * passes.c (pass_insn_locators_initialize): Remove.
7781 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7783 * doc/invoke.texi: Removed leading '-' from option index entries.
7785 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7787 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7789 (create_phi_node): Use set_phi_nodes.
7790 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7791 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7792 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7793 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7794 (bsi_start, bsi_last): Use bb_stmt_list.
7795 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7796 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7797 Traverse the statements using tsi iterator.
7798 * basic-block.h (struct basic_block_def): Fields stmt_list
7799 and phi_nodes moved to ...
7800 (struct tree_bb_info): ... new structure.
7801 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7802 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7803 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7804 (tree_verify_flow_info): Verify that il.tree is not set for
7805 entry and exit block.
7806 (tree_split_block): Use set_bb_stmt_list.
7808 2007-04-23 Mike Stump <mrs@apple.com>
7810 * config/i386/i386.c (ix86_tune_features
7811 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7814 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7816 * config/i386/i386.md (prefix_extra): New attribute.
7817 (length): Add prefix_extra.
7819 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7820 (sse2_movntv2di): Likewise.
7821 (sse2_cvtps2dq): Likewise.
7822 (sse2_cvtpd2pi): Likewise.
7823 (sse2_cvttpd2pi): Likewise.
7824 (*sse2_cvtpd2ps): Likewise.
7825 (*add<mode>3): Likewise.
7826 (sse2_ssadd<mode>3): Likewise.
7827 (sse2_usadd<mode>3): Likewise.
7828 (*sub<mode>3): Likewise.
7829 (sse2_sssub<mode>3): Likewise.
7830 (sse2_ussub<mode>3): Likewise.
7831 (*mulv8hi3): Likewise.
7832 (*smulv8hi3_highpart): Likewise.
7833 (*umulv8hi3_highpart): Likewise.
7834 (sse2_umulv2siv2di3): Likewise.
7835 (sse2_pmaddwd): Likewise.
7836 (ashr<mode>3): Likewise.
7837 (lshr<mode>3): Likewise.
7838 (ashl<mode>3): Likewise.
7839 (sse2_ashlti3): Likewise.
7840 (sse2_lshrti3): Likewise.
7841 (*umaxv16qi3): Likewise.
7842 (*smaxv8hi3): Likewise.
7843 (*uminv16qi3): Likewise.
7844 (*sminv8hi3): Likewise.
7845 (sse2_eq<mode>3): Likewise.
7846 (sse2_gt<mode>3): Likewise.
7847 (*and<mode>3): Likewise.
7848 (sse2_nand<mode>3): Likewise.
7849 (*ior<mode>3): Likewise.
7850 (*xor<mode>3): Likewise.
7851 (sse2_packsswb): Likewise.
7852 (sse2_packssdw): Likewise.
7853 (sse2_packuswb): Likewise.
7854 (sse2_punpckhbw): Likewise.
7855 (sse2_punpcklbw): Likewise.
7856 (sse2_punpckhwd): Likewise.
7857 (sse2_punpcklwd): Likewise.
7858 (sse2_punpckhdq): Likewise.
7859 (sse2_punpckldq): Likewise.
7860 (sse2_punpckhqdq): Likewise.
7861 (sse2_punpcklqdq): Likewise.
7862 (*sse2_pinsrw): Likewise.
7863 (*sse2_pextrw): Likewise.
7864 (sse2_pshufd_1): Likewise.
7865 (sse2_uavgv16qi3): Likewise.
7866 (sse2_uavgv8hi3): Likewise.
7867 (sse2_psadbw): Likewise.
7868 (sse2_pmovmskb): Likewise.
7869 (*sse2_maskmovdqu): Likewise.
7870 (*sse2_maskmovdqu_rex64): Likewise.
7871 (sse4a_extrqi): Likewise.
7872 (sse4a_extrq): Likewise.
7873 (sse3_lddqu): Set prefix_rep.
7874 (sse3_addsubv4sf3): Likewise.
7875 (sse3_haddv4sf3): Likewise.
7876 (sse3_hsubv4sf3): Likewise.
7877 (sse_cvtss2si): Likewise.
7878 (sse_cvtss2si_2): Likewise.
7879 (sse_cvtss2siq): Likewise.
7880 (sse_cvtss2siq_2): Likewise.
7881 (sse_cvttss2si): Likewise.
7882 (sse_cvttss2siq): Likewise.
7883 (sse2_cvttps2dq): Likewise.
7884 (sse3_movshdup): Likewise.
7885 (sse3_movsldup): Likewise.
7886 (sse2_cvtsd2si): Likewise.
7887 (sse2_cvtsd2si_2): Likewise.
7888 (sse2_cvtsd2siq): Likewise.
7889 (sse2_cvtsd2siq_2): Likewise.
7890 (sse2_cvttsd2si): Likewise.
7891 (sse2_cvttsd2siq): Likewise.
7892 (*sse2_cvtpd2dq): Likewise.
7893 (*sse2_cvttpd2dq): Likewise.
7894 (sse2_pshuflw_1): Likewise.
7895 (sse2_pshufhw_1): Likewise.
7896 (sse4a_insertqi): Likewise.
7897 (sse4a_insertq): Likewise.
7898 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7899 (ssse3_phadddv4si3): Likewise.
7900 (ssse3_phaddswv8hi3): Likewise.
7901 (ssse3_phsubwv8hi3): Likewise.
7902 (ssse3_phsubdv4si3): Likewise.
7903 (ssse3_phsubswv8hi3): Likewise.
7904 (ssse3_pmaddubswv8hi3): Likewise.
7905 (ssse3_pmulhrswv8hi3): Likewise.
7906 (ssse3_pshufbv16qi3): Likewise.
7907 (ssse3_psign<mode>3): Likewise.
7908 (ssse3_palignrti): Likewise.
7909 (abs<mode>2): Likewise.
7910 (ssse3_phaddwv4hi3): Set prefix_extra.
7911 (ssse3_phadddv2si3): Likewise.
7912 (ssse3_phaddswv4hi3): Likewise.
7913 (ssse3_phsubwv4hi3): Likewise.
7914 (ssse3_phsubdv2si3): Likewise.
7915 (ssse3_phsubswv4hi3): Likewise.
7916 (ssse3_pmaddubswv4hi3): Likewise.
7917 (ssse3_pmulhrswv4hi3): Likewise.
7918 (ssse3_pshufbv8qi3): Likewise.
7919 (ssse3_psign<mode>3): Likewise.
7920 (ssse3_palignrdi): Likewise.
7921 (abs<mode>2): Likewise.
7922 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7923 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7924 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7926 2007-04-23 Nick Clifton <nickc@redhat.com>
7928 * params.def: Fix formatting of emacs local variables.
7930 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7932 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7933 move if inter-unit move isn't allowed.
7934 Don't split moving the first element of V2DI to DI to inter-unit
7935 move if inter-unit move isn't allowed.
7937 2007-04-23 Richard Guenther <rguenther@suse.de>
7939 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7940 and CDI_POST_DOMINATORS separately.
7942 2007-04-23 Nick Clifton <nickc@redhat.com>
7944 * c.opt (Wformat-contains-nul): Add warning attribute.
7946 2007-04-23 Jan Hubicka <jh@suse.cz>
7948 * function.c (init_function_start): Don't init line number info.
7949 (expand_function_end): Update.
7950 (reset_block_changes, record_block_change, finalize_block_changes,
7951 check_block_change, free_block_changes): Kill.
7952 * function.h (reset_block_changes, record_block_change,
7953 finalize_block_changes, check_block_change, free_block_changes):
7955 (struct function): Remove ib_boundaries_block.
7956 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7957 Use curr_insn_locator to initialize locator.
7958 (emit_line_note): Remove.
7959 * cfgexpand.c (expand_gimple_cond_expr): Update.
7960 (construct_exit_block): Likewise.
7961 (tree_expand_cfg): Initialize/finalize locators.
7962 * expr.c (expand_expr_real): Update.
7963 * cfglayout.c (line_locators_locs, line_locators_lines,
7964 file_locators_locs, file_locators_files): Remove.
7965 (set_block_levels): Move to cfgexpand.c.
7966 (insn_locators_initialize): Remove.
7967 (pass_insn_locators_initialize): Remove.
7968 (locations_locators_locs, locations_locators_vals): New static vars.
7969 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7971 (insn_locators_alloc, insn_locators_finalize,
7972 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7974 (locator_location): New.
7975 (locator_line, locator_file): Rewrite.
7976 * rtl.h (emit_line_note): Kill.
7977 (insn_locators_alloc, insn_locators_finalize,
7978 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7980 * tree-inline.c (initialize_cfun): Do not initialize
7981 ib_boundaries_block.
7982 * passes.c (pass_insn_locators_initialize): Remove.
7984 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7987 * expr.c (reduce_to_bit_field_precision): Handle
7990 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7992 PR tree-optimization/24659
7993 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7994 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7995 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7996 * genopinit.c (optabs): Rename vec_pack_mod_optab
7997 to vec_pack_trunc_optab.
7998 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7999 early for scalar floating point operands for NOP_EXPR.
8000 (vectorizable_type_promotion): Ditto.
8001 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8002 vec_pack_trunc_optab.
8003 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8005 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8006 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8007 Rename from VEC_PACK_MOD_EXPR.
8008 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8009 * expr.c (expand_expr_real_1): Ditto.
8010 * tree-inline.c (estimate_num_insns_1): Ditto.
8011 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8013 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8014 (vec_unpacks_lo_v4sf): Ditto.
8015 (vec_pack_trunc_v2df): Ditto.
8016 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8017 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8018 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8020 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8022 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8024 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8025 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8026 packing of floating point operands.
8027 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8028 represent unpacking of floating point operands.
8029 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8030 [vec_unpacks_hi]: Ditto.
8031 [vec_unpacks_lo]: Ditto.
8033 2007-04-22 Jan Hubicka <jh@suse.cz>
8035 * final.c (rest_of_handle_final): Call
8036 targetm.asm_out.constructor/targetm.asm_out.destructor
8037 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8038 proper priority via decl_*_priority_insert.
8039 * c-common.c (c_expand_body): Likewise.
8041 2007-04-22 Richard Guenther <rguenther@suse.de>
8043 PR tree-optimization/29789
8044 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8045 (rewrite_reciprocal): New helper split out from
8046 determine_invariantness_stmt.
8047 (rewrite_bittest): Likewise.
8048 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8049 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8052 2007-04-22 Revital Eres <eres@il.ibm.com>
8054 * loop-unroll.c (var_to_expand): New field to support also
8055 insns of the form x = something + x.
8056 (analyze_insn_to_expand_var): Use it.
8057 (expand_var_during_unrolling): Likewise.
8059 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8061 * predict.c: Include pointer-set.h.
8062 (bb_predictions): New variable.
8063 (tree_predicted_by_p, tree_predict_edge,
8064 remove_predictions_associated_with_edge): Use bb_predictions map
8065 instead of bb->predictions.
8066 (clear_bb_predictions, assert_is_empty): New functions.
8067 (combine_predictions_for_bb): Use bb_predictions map. Call
8068 clear_bb_predictions.
8069 (tree_estimate_probability): Create and free bb_predictions map.
8070 * Makefile.in (predict.o): Add pointer-set.h dependency.
8071 * basic-block.h (struct basic_block_def): Remove predictions
8073 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8075 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8078 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8081 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8083 * timevar.c (timevar_print): Change reference of --disable-checking to
8084 --enable-checking=release. Also warn if assert checking is disabled.
8086 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8089 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8090 decl as addressable if the compound literal was marked as
8092 Mark the decl as a gimple register if it is a complex or
8093 vector decl and does not live in memory.
8095 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8097 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8098 (GENERIC_NEXT): New function macro.
8099 (PHI_CHAIN): Use phi_node's new chain variable.
8100 (tree_phi_node): Change tree_common to tree_base
8101 and add the chain field.
8102 * tree-phinodes.c (make_phi_node): Don't set
8103 TREE_TYPE on the new node.
8104 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8105 instead of checking GIMPLE_TUPLE_P in chain_next.
8106 * tree-vect-transform.c
8107 (get_initial_def_for_induction): Look at
8108 PHI_RESULT_TREE for the type of the phi node.
8109 (update_vuses_to_preheader): Use PHI_CHAIN
8110 instead of TREE_CHAIN on the phi node.
8111 * tree-ssa-structalias.c (compute_points_to_sets):
8113 (ipa_pta_execute): Likewise.
8115 2007-04-21 Richard Guenther <rguenther@suse.de>
8118 * fold-const.c (fold_unary): Call fold_convert_const on the
8121 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8123 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8124 (store_killed_in_pat): New.
8126 2007-04-20 Richard Henderson <rth@redhat.com>
8129 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8130 TREE_LIST with a void_type_node value, not void_list_node exactly.
8132 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8134 * doc/standards.texi: Re-arrange into language-specific
8135 subsections. Add a C++ section, documenting which standards we
8138 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8140 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8141 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8143 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8145 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8146 ecrti.o and crtbegin.o.
8147 (LIB_DEFAULT_SPEC): Include -lc.
8148 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8150 2007-04-20 Richard Henderson <rth@redhat.com>
8153 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8154 argument; update all callers.
8155 (get_unaligned_offset): New.
8156 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8157 get_unaligned_address, just pass on the address directly.
8158 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8159 the subreg in the helper patterns.
8160 (unaligned_extendqidi_le): Use get_unaligned_offset.
8161 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8162 (unaligned_extendhidi_be): Likewise.
8163 (unaligned_extendhidi): Tidy.
8164 * config/alpha/alpha-protos.h: Update.
8166 2007-04-20 Richard Henderson <rth@redhat.com>
8168 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8169 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8170 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8171 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8172 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8173 (CPP_SPEC): Don't include %(cpp_subtarget).
8174 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8175 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8176 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8178 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8180 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8181 for __builtin_ia32_cmpordss.
8183 PR tree-optimization/31632
8184 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8185 and arg1 for optimizations of comparison against min/max values.
8186 Fold arg0 to arg1's type for optimizations of comparison against
8187 min+1 and max-1 values.
8189 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8191 * reload.c (combine_reloads): When trying to use a dying register,
8192 check whether it's uninitialized and don't use if so.
8194 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8196 * fold-const.c: Remove prototypes for native_encode_expr and
8197 native_interpret_expr.
8198 (native_encode_expr): Make non-static.
8199 (native_interpret_expr): Likewise.
8200 * tree.h: Add prototypes for the above.
8202 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8204 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8205 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8206 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8207 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8208 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8209 Add length attributes.
8211 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8213 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8216 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8217 __STDC_WANT_DEC_FP__.
8219 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8221 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8222 for long double compatibility.
8223 * configure: Regenerate.
8225 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8227 PR rtl-optimization/29841
8228 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8230 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8231 that may cause control flow transfer from being moved.
8233 2007-04-18 Jan Hubicka <jh@suse.cz>
8235 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8238 2007-04-18 Eric Christopher <echristo@apple.com>
8240 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8241 only. Update operands.
8242 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8243 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8244 link register to pic register.
8246 2007-04-18 Dirk Mueller <dmueller@suse.de>
8249 * tree-vrp.c (search_for_addr_array): New.
8250 (check_array_bounds): Suppress warning about
8251 address taken of array refs if its not de-referenced.
8253 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8255 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8256 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8258 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8259 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8260 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8262 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8264 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8266 (vect_analyze_scalar_cycles): Fix indentation.
8267 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8268 (vect_mark_relevant): Include phis in relevance analysis.
8270 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8272 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8274 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8275 output_operand_lossage().
8277 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8279 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8280 the unused code for reduction without adjust-in-epilog to simplify the
8283 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8285 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8286 (S390_TDC_NEGATIVE_ZERO): New constant.
8287 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8288 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8289 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8290 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8291 (S390_TDC_POSITIVE_INFINITY): New constant.
8292 (S390_TDC_NEGATIVE_INFINITY): New constant.
8293 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8294 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8295 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8296 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8297 (S390_TDC_INFINITY): New constant.
8298 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8299 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8300 optimization for UNSPEC_CCZ_TO_INT.
8301 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8302 ("*ccz_to_int"): New insn.
8303 ("isinf<mode>2"): New insn.
8304 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8305 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8306 (UNSPEC_CCZ_TO_INT): New constant.
8308 2007-04-18 Richard Guenther <rguenther@suse.de>
8310 PR tree-optimization/19431
8311 PR tree-optimization/21463
8312 * tree-pass.h (pass_phiprop): Declare.
8313 * passes.c (init_optimization_passes): New phiprop pass.
8314 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8315 (phivn_valid_p): New helper function.
8316 (phiprop_insert_phi): Likewise.
8317 (propagate_with_phi): Likewise.
8318 (tree_ssa_phiprop): New propagator propagating loads
8319 through phi nodes if profitable.
8321 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8323 * tree-vect-analyze.c (process_use): New function.
8324 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8325 Check phis in all bbs.
8326 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8329 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8331 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8334 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8337 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8340 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8342 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8344 (sse_vmmulv4sf3): Likewise.
8345 (sse2_vmaddv2df3): Likewise.
8346 (sse2_vmmulv2df3): Likewise.
8348 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8350 PR rtl-optimization/31360
8351 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8352 (target_reg_cost): New.
8353 (init_set_costs): Initialize target_reg_cost. Add comments
8354 regarding the rationale of the costs.
8355 (global_cost_for_size): Renamed to...
8356 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8357 of register pressure.
8358 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8359 estimate_reg_pressure_cost. Add number of ivs.
8360 (determine_set_costs): Dump target_reg_cost.
8361 * loop-invariant.c (gain_for_invariant): Use
8362 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8363 (best_gain_for_invariant, find_invariants_to_move): Remove
8365 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8366 (target_reg_cost): Declare.
8367 (global_cost_for_size): Declaration removed.
8368 (estimate_reg_pressure_cost): Declare.
8370 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8372 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8373 regnos into even/odd register pairs.
8374 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8375 TDmode similar to the other floating point modes.
8376 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8377 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8379 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8380 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8381 (movdd_hardfloat64): Use TARGET_MFPGPR.
8383 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8385 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8388 2005-01-05 Richard Henderson <rth@redhat.com>
8390 * reload1.c (do_input_reload): Restrict the optimization deleteing
8391 a previous output reload to RELOAD_FOR_INPUT.
8393 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8395 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8396 induc_vec_info_type.
8397 (vectorizable_induction): New function declaration.
8398 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8399 check if already vectorized. Find first place in BB where new stmts
8400 can be inserted. Takes only one argument.
8401 (vectorizable_induction): New function.
8402 (vect_transform_stmt): Add case for induc_vec_info_type to call
8403 vectorizable_induction.
8404 (vect_transform_loop): Consider phis for vectorization.
8405 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8407 (analyze_operations): Call vectorizable_induction when analyzing phis.
8409 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8410 (vect_mark_relevant): Include phis in relevance analysis.
8411 (vect_mark_stmts_to_be_vectorize): Likewise.
8412 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8414 2007-04-16 Lawrence Crowl <crowl@google.com>
8416 * doc/invoke.texi (Debugging Options): Add documentation for the
8417 -femit-struct-debug options -femit-struct-debug-baseonly,
8418 -femit-struct-debug-reduced, and
8419 -femit-struct-debug-detailed[=...].
8421 * c-opts.c (c_common_handle_option): Add
8422 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8423 and OPT_femit_struct_debug_detailed_.
8424 * c.opt: Add specifications for
8425 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8426 and -femit-struct-debug-detailed[=...].
8427 * opts.c (set_struct_debug_option): Parse the
8428 -femit-struct-debug-... options.
8429 * opts.c (matches_main_base, main_input_basename,
8430 main_input_baselength, base_of_path, matches_main_base): Add
8431 variables and functions to compare header base name to compilation
8433 * opts.c (should_emit_struct_debug): Add to determine to emit a
8434 structure based on the option.
8435 (dump_struct_debug) Also disabled function to debug this
8437 * opts.c (handle_options): Save the base name of the
8440 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8441 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8442 This hook indicates if a type is generic. Set it by default
8444 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8445 to determine if a struct type is generic or not.
8446 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8447 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8448 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8451 * flags.h (enum debug_info_usage): Add an enumeration to describe
8452 a program's use of a structure type.
8453 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8454 to indicate the program's usage of the type. Filter structs based
8455 on the -femit-struct-debug-... specification.
8456 (gen_type_die): Split into two routines, gen_type_die and
8457 gen_type_die_with_usage. gen_type_die is now a wrapper
8458 that assumes direct usage.
8459 (gen_type_die_with_usage): Replace calls to gen_type_die
8460 with gen_type_die_with_usage adding the program usage of
8461 the referenced type.
8462 (dwarf2out_imported_module_or_decl): Suppress struct debug
8463 information using should_emit_struct_debug when appropriate.
8465 2007-04-16 Ian Lance Taylor <iant@google.com>
8467 PR tree-optimization/31522
8468 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8469 (vrp_initialize): Allocate vr_phi_edge_counts.
8470 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8471 executable edge. Drop test for all constants.
8472 (vrp_finalize): Free vrp_phi_edge_counts.
8474 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8475 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8477 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8478 predecessors at head rather than tail.
8480 2007-04-16 Matthias Klose <doko@debian.org>
8482 * config/alpha/linux.h (CPP_SPEC): Define.
8483 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8485 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8487 * function.h: Remove sequence_stack extern declaration.
8489 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8491 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8493 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8496 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8498 * config/avr/avr.c (avr_arch_types): Rearranging array.
8499 (enum avr_arch): Add.
8500 (avr_mcu_types): Use avr_arch enumeration constants instead of
8502 * config/avr/avr.h (LINK_SPEC): Simplify.
8504 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8506 * config/m68k/m68k.c (m68k_libcall_value,
8507 m68k_function_value): Use macros for register names more.
8509 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8511 (M68K_REGNAME): Use A6_REG.
8512 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8514 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8517 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8518 'pending_read_list_length' and 'pending_write_list_length'. Update
8520 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8521 to handle two length counters instead of one. Update all uses.
8522 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8523 two length counters instead of one.
8524 * sched-rgn.c (propagate_deps): Update to handle two length counters
8527 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8530 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8531 copy of source, pass it to ix86_expand_vector_set and return
8534 2007-04-16 David Ung <davidu@mips.com>
8535 Joseph Myers <joseph@codesourcery.com>
8537 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8538 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8539 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8540 Add 74K processor information.
8541 * config/mips/mips.md: Include 74k.md.
8542 (cpu): Add 74kc,74kf,74kx.
8543 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8544 * config/mips/74k.md: New.
8545 * doc/invoke.texi (MIPS Options): Document 74K support.
8547 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8549 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8550 vectorizable_* functions.
8551 * tree-vect-transform.c (vectorizable_call): Add check for
8552 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8553 (vectorizable_store): likewise.
8554 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8556 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8557 (vectorizable_type_promotion, vectorizable_load): Likewise.
8558 (vectorizable_live_operation, vectorizable_condition): Likewise.
8559 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8561 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8563 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8565 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8566 register numbers more.
8567 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8568 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8569 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8570 FUNCTION_VALUE_REGNO_P): Likewise.
8571 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8572 STATIC_CHAIN_REGNUM): Likewise.
8573 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8574 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8575 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8576 * config/m68k/m68k.md (FP_REG): New.
8578 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8580 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8583 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8585 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8586 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8589 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8591 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8594 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8597 * c-decl.c (finish_decl): Grab the type of the decl after the call
8598 to store_init_value.
8600 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8602 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8604 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8607 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8608 dominators, post dominators and cleanup cfg before returning.
8610 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8612 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8613 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8615 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8617 * config.gcc: Recognize fido.
8618 * config/m68k/m68k-devices.def (fidoa): New.
8619 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8621 (FL_FIDOA, TARGET_FIDOA): New.
8622 * config/m68k/m68k.opt (mfidoa): New.
8624 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8627 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8628 when a personality function is used.
8630 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8632 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8634 2007-04-13 Mike Stump <mrs@apple.com>
8636 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8638 * config/darwin.opt (fapple-kext): Make C++ only.
8639 * config/darwin.c (darwin_override_options): Remove code to ensure
8640 -fapple-kext is given for C++ only.
8642 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8644 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8645 * config/mips/mips.c (override_options): Call
8646 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8648 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8650 * config/i386/i386.opt (msvr3-shlib): Removed.
8652 * doc/invoke.texi: Remove -msvr3-shlib.
8654 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8656 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8657 with "popcnt" instruction.
8659 2007-04-13 Richard Guenther <rguenther@suse.de>
8661 PR tree-optimization/21258
8662 * tree-vrp.c (compare_case_labels): New helper.
8663 (find_switch_asserts): New function.
8664 (find_assert_locations): Call it for SWITCH_EXPRs.
8666 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8668 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8669 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8670 check is now implied in X87_FLOAT_MODE_P.
8671 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8672 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8673 (fix_trunc<mode>_i386_fisttp): Ditto.
8674 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8675 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8676 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8677 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8678 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8679 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8680 (unnamed_splitters): Ditto.
8681 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8682 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8683 FIRST_SSE_REG for local functions when SSE math is enabled or
8684 for functions with sseregparm attribute.
8685 (standard_80387_constant_p): Return -1 if mode is not
8687 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8688 (ix86_expand_compare): Ditto.
8689 (ix86_expand_carry_flag_compare): Ditto.
8690 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8691 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8692 DECIMAL_FLOAT_MODE_P.
8693 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8694 of SCALAR_FLOAT_MODE_P.
8695 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8696 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8697 checks before FLOAT_MODE_P.
8698 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8699 before FLOAT_MODE_P.
8704 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8706 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8707 Charles Wilson <libtool@cwilson.fastmail.fm>
8709 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8710 (libgcc.mvars): Don't depend on them.
8711 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8712 * exec-tool.in: New.
8714 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8716 * doc/invoke.text (--help): Document --help=common.
8718 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8720 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8722 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8724 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8725 * genemit.c (main): Emit #include "integrate.h".
8726 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8727 (LOADGP_RTP): New mips_loadgp_style.
8728 * config/mips/mips.h: Include config/vxworks-dummy.h.
8729 (TARGET_RTP_PIC): New macro.
8730 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8731 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8732 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8734 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8735 -mvxworks-pic when using -mrtp and a PIC option.
8736 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8738 (mips_symbolic_constant_p, mips_symbolic_address_p)
8739 (mips_symbol_insns): Handle SYMBOL_HALF.
8740 (override_options): Warn about -G and -mrtp being used together.
8741 Initialize mips_lo_relocs[SYMBOL_HALF].
8742 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8743 (mips_emit_loadgp): Handle LOADGP_RTP.
8744 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8745 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8746 (tablejump): Handle function-relative case table entries if
8748 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8750 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8752 * config/mips/mips.md (load_call<mode>): Allow any general register.
8754 (sibcall_value_internal, sibcall_value_multiple_internal)
8755 (call_value_internal, call_value_split, call_value_multiple_internal)
8756 (call_value_multiple_split): Remove constraints from operand 0.
8758 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8760 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8761 rather than loadgp_noshared.
8762 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8763 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8765 * config/mips/mips.md (loadgp): Rename to...
8766 (loadgp_newabi): ...this.
8767 (loadgp_noshared): Rename to...
8768 (loadgp_absolute): ...this.
8770 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8772 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8773 false for locally-binding symbols.
8774 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8776 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8778 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8779 (SYMBOL_GOT_PAGE_OFST): ...this.
8780 (SYMBOL_GOT_GLOBAL): Rename to...
8781 (SYMBOL_GOT_DISP): ...this.
8782 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8783 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8784 * config/mips/mips.c (mips_global_symbol_p): New function.
8785 (mips_symbol_binds_local_p): Likewise.
8786 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8787 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8788 mips_global_symbol_p and mips_symbol_binds_local_p.
8789 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8790 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8791 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8793 (mips_ok_for_lazy_binding_p): New function.
8794 (mips_load_call_address, mips_expand_call): Use it.
8795 (mips_dangerous_for_la25_p): Likewise.
8796 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8797 (*got_disp<mode>): Use got_disp_operand instead of
8798 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8799 SYMBOL_GOTOFF_GLOBAL.
8800 (*got_page<mode>): Use got_page_ofst_operand instead of
8802 * config/mips/predicates.md (const_call_insn_operand): Use
8803 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8804 (global_got_operand): Rename to...
8805 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8807 (local_got_operand): Rename to...
8808 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8809 of SYMBOL_GOT_LOCAL.
8811 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8813 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8814 TARGET_CALL_CLOBBERED_GP.
8815 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8816 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8817 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8818 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8819 of TARGET_ABICALLS && !TARGET_NEWABI.
8820 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8821 * config/mips/mips.c (mips_load_call_address): Check
8822 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8823 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8824 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8825 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8826 TARGET_ABICALLS && TARGET_NEWABI.
8827 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8829 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8830 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8831 TARGET_ABICALLS && TARGET_NEWABI.
8832 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8833 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8834 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8835 whether indirect calls must use $25.
8836 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8838 * config/mips/mips.md (jal_macro): Check flag_pic and
8839 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8840 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8841 instead of TARGET_ABICALLS.
8842 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8843 TARGET_ABICALLS && TARGET_OLDABI.
8844 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8845 (sibcall): In the comment above the define_insn, mention
8846 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8847 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8848 instead of TARGET_ABICALLS.
8850 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8852 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8853 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8854 (MACFLAGS_MATCH_P): New macro.
8855 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8856 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8857 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8858 the other MACFLAG constants.
8859 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8860 (flag_machi): Tighten constraints. Renumber some of the operands.
8861 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8863 (flag_machi_parts_acconly): New pattern.
8864 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8866 (flag_macinit1hi): Tighten constraints.
8867 (flag_mul_macv2hi_parts_acconly): New pattern.
8869 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8870 Use a more efficient implementation.
8871 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8872 inline sequences when not optimizing for size.
8874 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8875 movhi_high2low): Delete, merge functionality into...
8876 (packv2hi): ... this pattern.
8878 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8879 * config/bfin/bfin.opt (msim): New option.
8880 (mcpu=): New option.
8881 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8882 (bfin_cpu_t): Typedef of enum bfin_cpu.
8883 (bfin_cpu_type): New declaration.
8884 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8885 -msim and -mcpu= options.
8886 (LIB_SPEC): Likewise.
8887 * config/bfin/bfin.c (bfin_cpu_type): Define.
8888 (bfin_handle_option): Handle -mcpu= option.
8889 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8890 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8891 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8893 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8895 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8896 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8897 (powerpc-wrs-vxworksae): Use ${tm_file}.
8898 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8899 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8900 * config/i386/vx-common.h: New file.
8902 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8904 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8907 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8909 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8912 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8916 * c-common.c (c_build_qualified_type): Set canonical type
8919 2007-04-12 Richard Guenther <rguenther@suse.de>
8921 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8922 lower bound and element size if lower bound is not zero
8923 or either of the ARRAY_REF operands is set.
8925 2007-04-12 Richard Guenther <rguenther@suse.de>
8927 PR tree-optimization/24689
8928 PR tree-optimization/31307
8929 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8931 * gimplify.c (canonicalize_addr_expr): To be consistent with
8932 gimplify_compound_lval only set operands two and three of
8933 ARRAY_REFs if they are not gimple_min_invariant. This makes
8934 it never at this place.
8935 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8937 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8939 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8940 null before emitting a .nsubspa directive.
8942 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8944 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8945 need_to_partition_p if there are no memory statements in the
8948 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8950 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8951 (gcd_of_steps_may_divide_p): New function.
8952 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8954 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8956 * reload.c (find_reloads_toplev, find_reloads_address,
8957 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8958 not a pointer equality test, to decide if we need to call
8959 push_reg_equiv_alt_mem.
8961 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8963 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8964 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8966 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8968 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8970 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8971 vector to be positive.
8973 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8977 * doc/invoke.texi: Document --params max-aliased-vops and
8979 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8980 debug_memory_partitions): Move to tree-flow.h
8981 * params.h (AVG_ALIASED_VOPS): Define.
8982 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8984 (mp_info_t): Likewise.
8985 (get_mem_sym_stats_for): New.
8986 (set_memory_partition): Move from tree-flow-inline.h.
8987 (mark_non_addressable): Only clear the set of symbols for the
8988 partition if it exists.
8989 (dump_memory_partitions): Move from tree-ssa-operands.c
8990 (debug_memory_partitions): Likewise.
8991 (need_to_partition_p): New.
8992 (dump_mem_ref_stats): New.
8993 (debug_mem_ref_stats): New.
8994 (dump_mem_sym_stats): New.
8995 (debug_mem_sym_stats): New.
8996 (update_mem_sym_stats_from_stmt): New.
8997 (compare_mp_info_entries): New.
8998 (mp_info_cmp): Call it.
8999 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9001 (get_mpt_for): Move from tree-ssa-operands.c.
9002 (find_partition_for): New.
9003 (create_partition_for): Remove.
9004 (estimate_vop_reduction): New.
9005 (update_reference_counts): New.
9006 (build_mp_info): New.
9007 (compute_memory_partitions): Refactor.
9008 Document new heuristic.
9009 Call build_mp_info, update_reference_counts,
9010 find_partition_for and estimate_vop_reduction.
9011 (compute_may_aliases): Populate virtual operands before
9012 calling debugging dumps.
9013 (delete_mem_sym_stats): New.
9014 (delete_mem_ref_stats): New.
9015 (init_mem_ref_stats): New.
9016 (init_alias_info): Call it.
9017 (maybe_create_global_var): Remove alias_info argument.
9018 Get number of call sites and number of pure/const call sites
9019 from gimple_mem_ref_stats().
9020 (dump_alias_info): Call dump_memory_partitions first.
9021 (dump_points_to_info_for): Show how many times a pointer has
9023 * opts.c (decode_options): For -O2 set --param
9024 max-aliased-vops to 500.
9025 For -O3 set --param max-aliased-vops to 1000 and --param
9026 avg-aliased-vops to 3.
9027 * fortran/options.c (gfc_init_options): Remove assignment to
9029 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9030 * tree-dfa.c (dump_variable): Dump memory reference
9032 Dump NO_ALIAS* settings.
9033 (referenced_var_lookup): Tidy.
9034 (mem_sym_stats): New.
9035 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9036 and ORIG are different SSA names for a memory partition.
9037 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9038 * tree-flow.h (struct mem_sym_stats_d): Define.
9039 (mem_sym_stats_t): Define.
9040 (struct mem_ref_stats_d): Define.
9041 (struct gimple_df): Add field mem_ref_stats.
9042 (enum noalias_state): Define.
9043 (struct var_ann_d): Add bitfield noalias_state.
9044 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9045 debug_mem_ref_stats, debug_memory_partitions,
9046 debug_mem_sym_stats): Declare.
9047 * tree-ssa-structalias.c (update_alias_info): Update call
9048 sites, pure/const call sites and asm sites in structure
9049 returned by gimple_mem_ref_stats.
9050 Remove local variable IS_POTENTIAL_DEREF.
9051 Increase NUM_DEREFS if the memory expression is a potential
9053 Call update_mem_sym_stats_from_stmt.
9054 If the memory references memory, call
9055 update_mem_sym_stats_from_stmt for all the direct memory
9056 symbol references found.
9057 (intra_create_variable_infos): Set noalias_state field for
9058 pointer arguments according to the value of
9059 flag_argument_noalias.
9060 * tree-ssa-structalias.h (struct alias_info): Remove fields
9061 num_calls_found and num_pure_const_calls_found.
9062 (update_mem_sym_stats_from_stmt): Declare.
9063 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9064 Set default value to 100.
9065 (PARAM_AVG_ALIASED_VOPS): Define.
9067 2007-04-11 Richard Guenther <rguenther@suse.de>
9070 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9071 a * -b + c as c - a * b if we honor sign dependent rounding.
9073 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9075 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9077 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9078 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9080 (initialize_trampoline): Don't use old-style function definition.
9081 (bfin_secondary_reload): Mark IN_P argument as unused.
9083 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9085 PR tree-optimization/31343
9086 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9087 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9088 * testsuite/gcc.dg/vect/pr31343.c: New.
9090 2007-04-10 Eric Christopher <echristo@apple.com>
9092 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9093 * config/i386/i386.md (*cmpfp0): Use.
9094 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9095 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9096 (fix_trunc<mode>_i386_fisttp): Ditto.
9097 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9098 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9099 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9100 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9101 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9102 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9103 (unnamed_splitters): Ditto.
9104 * config/i386/i386.c (output_fix_trunc): Assert that
9105 we're not being passed a TFmode operand.
9107 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9109 PR tree-optimization/31526
9110 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9111 n_basic_blocks to find newly added blocks.
9113 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9115 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9117 (fix_trunc<mode>si_sse): Ditto.
9118 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9119 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9120 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9121 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9122 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9123 expander using SSEMODEF mode macro.
9124 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9125 expander using SSEMODEF mode macro.
9126 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9127 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9128 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9129 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9130 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9131 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9132 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9133 Macroize insn using X87MODEF mode macro.
9135 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9137 * config/i386/sse.md (sse2_pinsrw): Removed.
9138 (sse2_pextrw): Renamed to ...
9139 (*sse2_pextrw): This.
9141 2007-04-09 Jan Hubicka <jh@suse.cz>
9144 * config/i386/sse.md
9145 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9146 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9147 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9148 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9150 2007-04-09 Jan Hubicka <jh@suse.cz>
9152 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9153 multiple fields of union.
9155 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9157 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9158 (create_preheaders): Check that loops are available.
9159 (fix_loop_structure): Clean up, improve comments.
9160 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9161 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9163 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9164 * predict.c (tree_estimate_probability): Do not call
9165 calculate_dominance_info. Call create_preheaders.
9166 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9167 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9169 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9170 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9171 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9172 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9175 2007-04-08 Jan Hubicka <jh@suse.cz>
9177 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9178 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9179 * fold-const.c (fold_unary): Use it.
9181 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9183 * varasm.c (assemble_variable): Remove call to
9184 lang_hooks.decls.prepare_assemble_variable.
9185 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9186 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9187 * langhooks.h (lang_hooks_for_decls): Remove
9188 prepare_assemble_variable.
9190 2007-04-08 Mike Stump <mrs@apple.com>
9192 * config/i386/i386.c: Use inc/dec on Core2.
9194 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9196 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9197 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9198 lhd_tree_inlining_end_inlining): Remove.
9199 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9200 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9202 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9203 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9204 lhd_tree_inlining_end_inlining): Remove prototypes.
9205 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9206 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9207 LANG_HOOKS_TREE_INLINING_START_INLINING,
9208 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9210 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9213 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9216 * config/avr/predicates.md (io_address_operand): Delete predicate.
9217 (low_io_address_operand): Don't use 'mode' argument.
9218 (higth_io_address_operand): Rename ...
9219 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9220 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9223 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9225 Revert change removing staticp.
9227 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9230 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9233 2007-04-07 Bruce Korb <bkorb@gnu.org>
9235 * c.opt: Add -Wformat-contains-nul.
9236 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9238 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9239 the NUL byte warning.
9241 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9243 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9245 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9247 * tree.c (staticp): No longer use staticp langhook.
9248 * langhooks.c (lhd_staticp): Removed.
9249 * langhooks.h (struct lang_hooks): Remove staticp.
9250 * c-common.c (c_staticp): Remove.
9251 * c-common.h (c_staticp): Ditto.
9252 * langhooks-defs.h (lhd_staticp): Ditto.
9253 (LHD_HOOKS_STATICP): Ditto
9254 * tree.h (gcc_assert_lowered): New macro.
9256 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9258 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9259 argument "reliable".
9260 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9261 Add argument "reliable". Propagate it through calls.
9262 (infer_loop_bounds_from_undefined): Derive number of iterations
9263 estimates from references in blocks that do not dominate loop latch.
9264 (gcov_type_to_double_int): New function.
9265 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9266 and expected_loop_iterations_unbounded.
9267 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9268 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9269 * tree-data-ref.c (estimated_loop_iterations): Export.
9270 (get_references_in_stmt): Fix -- do not return addresses of local
9272 * cfgloop.h (expected_loop_iterations_unbounded,
9273 estimated_loop_iterations): Declare.
9275 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9277 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9279 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9281 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9282 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9283 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9284 Use output_387_reg_move().
9285 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9286 expander using X87MODEF12 mode macro.
9287 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9288 choosing register preferences. Use output_387_reg_move().
9289 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9290 instead of "x". Use output_387_reg_move().
9291 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9292 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9293 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9294 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9295 Use output_387_reg_move().
9296 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9298 (*truncxf?f_i387 splitter): Ditto.
9300 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9302 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9303 LANG_HOOKS_SAFE_FROM_P.
9304 * expr.c (safe_from_p): Remove langhook call.
9305 * langhooks.h (lang_hooks): Remove safe_from_p.
9306 (lhd_safe_from_p): Remove prototype.
9307 * langhooks.c (lhd_safe_from_p): Remove.
9309 2007-04-06 Jan Hubicka <jh@suse.cz>
9311 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9314 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9316 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9317 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9318 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9319 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9321 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9322 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9324 2007-04-05 Richard Henderson <rth@redhat.com>
9326 * config/alpha/alpha.c (print_operand) [+]: Remove.
9327 (alpha_end_function): Print nop if call at end of function.
9328 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9329 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9330 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9331 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9332 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9333 the call pattern. Update peepholes to match.
9335 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9337 * doc/extend.texi (Other Builtins): Add decimal float variants
9339 * builtins.def: Ditto.
9340 * builtins.c (expand_builtin): Ditto.
9342 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9343 H.J. Lu <hongjiu.lu@intel.com>
9346 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9347 of V8HImode when calling ix86_binary_operator_ok.
9348 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9349 (sdot_prodv8hi): Operands 1 and 2 must be register.
9351 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9353 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9354 initialize align to silence bogus warning.
9356 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9359 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9361 (struct sra_walk_fns): Remove use_all parameter from use.
9362 (sra_hash_tree): Handle BIT_FIELD_REFs.
9363 (sra_elt_hash): Don't hash bitfld blocks.
9364 (sra_elt_eq): Skip them in parent compares as well. Handle
9366 (sra_walk_expr): Don't maintain or pass down use_all_p.
9367 (scan_use): Remove use_all parameter.
9368 (scalarize_use): Likewise. Re-expand assignment to
9369 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9370 output, and re-scalarize after output. Don't mark anything
9372 (scalarize_ldst): Adjust.
9373 (scalarize_walk_gimple_modify_statement): Likewise.
9374 (build_element_name_1): Handle BIT_FIELD_REFs.
9375 (instantiate_element): Don't warn for any element whose parent
9377 (instantiate_missing_elements_1): Return the sra_elt.
9378 (canon_type_for_field): New.
9379 (try_instantiate_multiple_fields): New.
9380 (instantiate_missing_elemnts): Use them.
9381 (mark_no_warning): Removed.
9382 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9383 (REPLDUP, sra_build_elt_assignment): New.
9384 (generate_copy_inout): Use them.
9385 (generate_element_copy): Likewise. Handle bitfld differences.
9386 (generate_element_zero): Don't recurse for blocks. Use
9387 sra_build_elt_assignment.
9388 (generate_one_element_int): Take elt instead of var. Use
9389 sra_build_elt_assignment.
9390 (generate_element_init_1): Adjust.
9391 (scalarize_use, scalarize_copy): Use REPLDUP.
9392 (scalarize_ldst): Move assert before dereference.
9393 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9395 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9397 * regmove.c: Fix unused variable warnings due to previous commit.
9399 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9401 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9402 (regmove_bb_head): Remove.
9403 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9404 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9405 problems with fixup_match_1.
9406 Don't initialize/free regmove_bb_head.
9408 (reg_is_remote_constant_p): If an insn is in the same basic block
9409 but not before INSN, consider it remote, too.
9411 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9414 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9415 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9417 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9419 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9420 (CONDITIONAL_REGISTER_USAGE): Likewise.
9422 2007-04-04 Richard Henderson <rth@redhat.com>
9424 * config/alpha/lib1funcs.asm: Remove unused file.
9426 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9429 * opts.c (print_specific_help): Fix --help=<language>
9431 (common_handle_option): Support --help=common.
9433 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9436 * gcc.c (main): Do not run the linker if
9437 print_subprocess_help indicates that it shouldn't be
9440 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9443 * doc/invoke.texi (--help=): Document <languages> value, fix
9444 formatting in tables of values.
9446 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9448 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9449 dllimport attribute of virtual methods.
9451 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9453 * config/score/crti.asm: Change _bss_start to __bss_start.
9454 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9455 (OUTGOING_REG_PARM_STACK_SPACE) update.
9456 * config/score/score.opt: add options to make backend support
9457 score5, score5u, score7 and score7d.
9458 * config/score/score.md: Likewise.
9459 * config/score/misc.md: Likewise.
9460 * config/score/mac.md: Likewise.
9461 * doc/invoke.texi: Likewise.
9462 * doc/md.texi: update constraints define.
9464 2007-04-03 Richard Henderson <rth@redhat.com>
9466 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9467 an appropriate type, use the mode instead.
9469 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9471 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9472 Set the default --with-arch setting to mips2.
9473 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9474 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9475 (MULTILIB_OSDIRNAMES): Delete.
9476 (MULTILIB_DIRNAMES): Define.
9477 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9478 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9479 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9480 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9481 VXWORKS_OS_CPP_BUILTINS.
9482 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9483 (MIPS_DEBUGGING_INFO): Undefine.
9484 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9486 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9489 * fold-const.c (native_encode_real): Encode real.c provided longs
9490 as a series of 32-bit native integers.
9491 (native_interpret_real): Interpret buffer as a series of 32-bit
9494 2007-04-03 Richard Guenther <rguenther@suse.de>
9496 * genpreds.c (write_insn_constraint_len): Write function
9497 optimized for CONSTRAINT_LEN implementation.
9498 (write_tm_preds_h): Output insn_constraint_len inline and
9499 use it for CONSTRAINT_LEN.
9500 (write_insn_preds_c): Don't output insn_constraint_len.
9501 * doc/md.texi (define_register_constraint): Document multi-letter
9502 constraints shall have the same length if they start with the same
9505 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9508 * config/i386/i386.md (isinf<mode>2): Expand only when
9509 TARGET_C99_FUNCTIONS is set.
9511 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9513 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9514 (x86_64-*-linux*): Ditto.
9515 * config/i386/i386.opt (mpc): New option.
9516 * config/i386/i386.c (overrride_options): Handle
9517 ix87_precision_string.
9518 * config/i386/crtprec.c: New file.
9519 * config/i386/t-crtpc: Ditto.
9520 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9522 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9523 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9524 crtprec32.o, crtprec64.o and crtprec80.o.
9526 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9528 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9530 2007-04-02 Eric Christopher <echristo@apple.com>
9532 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9533 limitations on darwin.
9535 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9538 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9540 2007-04-02 Dave Korn <dave.korn@artimi.com>
9542 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9544 2007-04-02 Dave Korn <dave.korn@artimi.com>
9546 * libgcc2.h (exception_descriptor): Don't forward-declare.
9547 (__get_eh_table_language, __get_eh_table_version): Delete
9548 prototypes of long-dead functions.
9550 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9552 * ebitmap.h: New file
9553 * ebitmap.c: New file
9554 * Makefile.in (ebitmap.o): New target.
9556 2007-04-01 Jan Hubicka <jh@suse.cz>
9558 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9559 before very first instruction.
9561 2007-04-01 Jan Hubicka <jh@suse.cz>
9563 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9564 waring on 64bit hosts.
9565 * bitmap.h: Fix typo in bitmap_head_def.
9567 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9569 PR rtl-optimization/31391
9570 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9571 into a DELETED_LABEL note, and the label is in an empty basic
9572 block, update BB_END as well as BB_HEAD.
9574 2007-04-01 Richard Henderson <rth@redhat.com>
9576 PR tree-optimization/31169
9577 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9578 to varying if the range is outside [0, prec-1].
9580 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9583 * config/mips/mips.md (load_const_gp): New insn.
9584 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9585 the MIPS16 GP pseudo register if no_new_pseudos.
9586 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9588 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9591 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9593 (call_value): Likewise.
9595 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9596 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9599 * doc/invoke.texi: (optimization options): Reword description
9600 of -ffast-math. Document its primary purpose.
9602 2007-03-31 Richard Guenther <rguenther@suse.de>
9604 * omp-low.c (splay-tree.h): Include.
9605 (lookup_decl): Replace splay-tree usage by pointer-map.
9606 (maybe_lookup_decl): Likewise.
9607 (new_omp_context): Likewise.
9608 (delete_omp_context): Likewise.
9609 * gimplify.c (splay-tree.h): Include.
9610 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9612 (remap_ssa_name): Likewise.
9613 (remap_decl): Likewise.
9614 (remap_type_1): Likewise.
9615 (remap_type): Likewise.
9616 (copy_body_r): Likewise.
9617 (expand_call_inline): Likewise.
9618 (clone_body): Likewise.
9619 (copy_tree_r): Likewise.
9620 (remap_save_expr): Likewise.
9621 (unsave_r): Likewise.
9622 (unsave_expr_now): Likewise.
9623 (tree_function_versioning): Likewise.
9624 (build_duplicate_type): Likewise.
9625 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9626 (struct copy_body_data): Replace splay-tree by pointer-map.
9627 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9628 not $(SPLAY_TREE_H).
9629 (gimplify.o): Depend on $(SPLAY_TREE_H).
9630 (omp-low.p): Likewise.
9632 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9634 * config/avr/predicates.md (even_register_operand,
9635 odd_register_operand): New predicates.
9636 * config/avr/avr.md (movw peephole2): New.
9637 (movw_r peephole2): New.
9639 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9641 * tree.h (get_signed_or_unsigned_type): New.
9642 * fold-const.c (operand_equal_for_comparison_p): Use
9643 get_signed_or_unsigned_type instead of
9644 lang_hooks.types.signed_or_unsigned_type.
9645 * expr.c (store_expr): Ditto.
9646 * langhooks.c (get_signed_or_unsigned_type): New.
9647 (lhd_signed_or_unsigned_type): New.
9648 * langhooks.h (lhd_signed_or_unsigned_type): New.
9649 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9651 2007-03-30 Richard Henderson <rth@redhat.com>
9653 * tree-ssa-loop-ivopts.c: Include target.h.
9654 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9655 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9656 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9657 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9659 2007-03-30 Richard Henderson <rth@redhat.com>
9660 Kai Tietz <kai.tietz@onevision.com>
9662 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9664 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9665 (TARGET_64BIT_MS_ABI): New.
9666 (DBX_REGISTER_NUMBER): Handle 64-bit.
9667 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9668 (LONG_TYPE_SIZE): Force to 32.
9669 (REG_PARM_STACK_SPACE): New.
9670 (OUTGOING_REG_PARM_STACK_SPACE): New.
9671 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9672 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9673 (STACK_BOUNDARY): Use 128 for 64-bit.
9674 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9675 Add 64-bit implementation.
9676 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9678 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9679 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9680 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9681 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9682 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9683 TARGET_64BIT_MS_ABI.
9684 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9685 (ix86_pass_by_reference): Likewise.
9686 (ix86_function_value_regno_p): Likewise.
9687 (ix86_build_builtin_va_list): Likewise.
9688 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9689 (function_arg_advance_ms_64): New.
9690 (function_arg_advance): Call it.
9691 (function_arg_ms_64): New.
9692 (function_arg): Call it.
9693 (function_value_ms_64): New.
9694 (ix86_function_value_1): Call it.
9695 (return_in_memory_ms_64): New.
9696 (ix86_return_in_memory): Call it.
9697 (setup_incoming_varargs_ms_64): New.
9698 (ix86_setup_incoming_varargs): Call it.
9699 (ix86_expand_prologue): Handle 64-bit stack probing.
9700 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9701 (output_pic_addr_const): Likewise.
9702 (x86_this_parameter): Likewise.
9703 (x86_output_mi_thunk): Likewise.
9704 (x86_function_profiler): Likewise.
9705 (TARGET_STRICT_ARGUMENT_NAMING): New.
9706 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9707 (TARGET_64BIT_MS_ABI): New.
9708 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9709 * config/i386/i386.md (allocate_stack_worker): Remove.
9710 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9711 describe the clobber of eax without a match_scratch.
9712 (allocate_stack_worker_postreload): Remove.
9713 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9714 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9715 (allocate_stack_worker_rex64_postreload): Remove.
9716 (allocate_stack): Handle 64-bit.
9717 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9718 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9719 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9720 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9721 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9722 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9723 * config.build (x86_64-*-mingw*): New host.
9724 * config.host (x86_64-*-mingw*): New host.
9725 * config.gcc (x86_64-*-mingw*): New target.
9726 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9728 2007-03-30 Richard Henderson <rth@redhat.com>
9729 Kai Tietz <kai.tietz@onevision.com>
9731 * c-pragma.c (struct def_pragma_macro_value): New.
9732 (struct def_pragma_macro): New.
9733 (pushed_macro_table): New.
9734 (dpm_hash, dpm_eq): New.
9735 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9736 (init_pragma): Install them.
9737 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9739 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9741 * config/avr/avr.c (avr_override_options): Clear
9742 'flag_delete_null_pointer_checks'.
9744 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9747 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9748 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9749 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9750 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9751 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9752 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9753 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9755 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9757 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9759 * regmove.c: Move all of pass_stack_adjustments from here...
9760 * combine-stack-adj.c: ...to this new file.
9761 * Makefile.in: Add rules for combine-stack-adj.o.
9763 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9765 PR tree-optimization/31383
9766 * tree-data-ref.c (affine_function_equal_p): Do not require the
9767 vectors to have the same length.
9769 2007-03-30 Jan Hubicka <jh@suse.cz>
9772 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9773 availablility; add more sanity checking; ask varpool only about
9776 2007-03-29 Richard Henderson <rth@redhat.com>
9778 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9779 to decide, but __SIZEOF_LONG_LONG__.
9781 2007-03-29 Richard Henderson <rth@redhat.com>
9783 * emutls.c (struct __emutls_array): New.
9784 (emutls_destroy): Use it instead of casting element 0 from void*.
9785 (__emutls_get_address): Likewise.
9787 2007-03-29 Richard Henderson <rth@redhat.com>
9789 * varasm.c (initializer_constant_valid_p): Don't deny
9790 DECL_DLLIMPORT_P on functions.
9792 * config/i386/cygming.h: Remove function declarations.
9793 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9794 (ASM_OUTPUT_LABELREF): Remove.
9795 (COMMON_ASM_OP): Remove.
9796 (ASM_OUTPUT_COMMON): Remove.
9797 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9798 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9799 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9800 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9801 Rename from TARGET_ENCODE_SECTION_INFO.
9802 * config/i386/netware.h: Likewise.
9803 * config/i386/i386-protos.h: Update.
9804 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9805 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9806 (legitimate_constant_p): Reject dllimports.
9807 (dllimport_map, get_dllimport_decl): New.
9808 (legitimize_dllimport_symbol): New.
9809 (legitimize_address, ix86_expand_move): Use it.
9810 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9811 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9812 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9813 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9814 * config/i386/predicates.md (constant_call_address_operand): Only
9815 accept symbols; reject dllimport_p symbols.
9816 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9817 i386_pe_maybe_record_exported_symbol.
9818 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9819 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9820 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9821 trust the setting of DECL_DLLIMPORT_P.
9822 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9823 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9824 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9825 tidy the argument scanning loop.
9826 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9827 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9828 (i386_pe_strip_name_encoding): Remove.
9829 (i386_pe_binds_local_p): New.
9830 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9831 (i386_pe_output_labelref): Remove.
9832 (i386_pe_asm_output_aligned_decl_common): New.
9833 (i386_pe_maybe_record_exported_symbol): Rename from
9834 i386_pe_record_exported_symbol; check for dllexported symbols.
9836 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9838 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9839 add comment explaining why vsnprintf cannot be used.
9841 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9843 PR tree-optimization/30666
9844 * tree.c (build_complex_type): When creating type names for DWARF2
9845 debug info, create TYPE_DECLs for TYPE_NAME instead of
9847 (build_common_tree_nodes_2): Use build_complex_type when building
9848 predefined complex types, to preserve canonical types.
9850 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9852 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9853 (noce_get_alt_condition): Look at it to determine whether to
9854 reverse the condition or not.
9855 (noce_get_condition): Substitute the truth for lies.
9856 (noce_find_if_block): Set the then_else_reversed field.
9858 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9860 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9861 destination of this insn.
9862 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9863 than calling gen_rtx_SET directly. Use r0 to hold the value of
9864 'address + 4' rather than a stack based temporary which can be
9867 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9869 * config/s390/s390.c (s390_secondary_input_reload_class,
9870 s390_secondary_output_reload_class): Functions removed.
9871 (s390_secondary_reload): New function.
9872 (TARGET_SECONDARY_RELOAD): Target macro defined.
9873 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9874 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9875 * config/s390/s390.md ("reload_outti", "reload_outdi",
9876 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9877 "reload_out<mode>"): Expanders removed.
9878 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9879 "reload<mode>_nonoffmem_out"): Expanders added.
9881 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9883 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9884 action if SRC->DEST replacement failed anyway.
9886 2007-03-28 Mike Stump <mrs@apple.com>
9888 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9889 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9890 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9892 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9894 * config.gcc: Accept barcelona as a variant of amdfam10.
9895 * config/i386/i386.c (override_options): Likewise.
9896 * doc/invoke.texi: Likewise.
9898 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9900 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9901 offsets for BIT_FIELD_REF and COMPONENT_REF.
9903 2007-03-28 Richard Guenther <rguenther@suse.de>
9905 * tree.c (is_global_var): Move ...
9906 * tree-flow-inline.h (is_global_var): ... here.
9907 * tree.h (is_global_var): Remove declaration.
9909 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9911 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9913 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9914 * config/i386/i386.c (ix86_tune_features): Initialize new
9916 * config/i386/predicates.md (promotable_binary_operator): Use
9917 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9919 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9922 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9924 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9926 * config/fr30/fr30.md (movsi_internal): Change destination
9927 constraint from m to V and add m to the end.
9929 2007-03-28 Christian Bruel <christian.bruel@st.com>
9931 * config/sh/sh.md (movsi_i): Fix type attribute.
9933 2007-03-28 Christian Bruel <christian.bruel@st.com>
9935 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9936 (movsf_ie): Likewise.
9938 2007-03-28 Christian Bruel <christian.bruel@st.com>
9940 * config.gcc: Add sh4-300 to multilib.
9941 * config/sh/t-mlib-sh4-300: New file.
9943 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9945 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9946 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9948 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9949 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9950 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9951 "fixuns_trunctddi2"): Whitespace fix.
9953 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9955 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9956 the definition of struct sh_args.
9957 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9958 CALL_COOKIE_INT_REG_GET): Likewise.
9960 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9962 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9963 transformations are applied successfully.
9965 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9967 * tree.c (tree_contains_struct): Permit 512 tree codes.
9968 * tree.h (tree_contains_struct): Ditto.
9969 (MAX_TREE_CODES): Ditto.
9970 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9971 SPARE member to store remaining padding bits.
9973 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9975 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9978 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9980 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9981 * configure: Regenerate.
9983 * configure: Regenerate using the correct version of autoconf.
9985 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9987 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9989 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9990 regs to "__SP_L__" and "__SP_H__".
9992 2007-03-27 Richard Guenther <rguenther@suse.de>
9994 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9995 computations with it with a HOST_WIDE_INT variable.
9997 2007-03-26 Mike Stump <mrs@apple.com>
9999 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10000 objective-c-header, objective-c++-header and objc++-cpp-output
10002 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10004 2007-03-26 Richard Henderson <rth@redhat.com>
10007 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10008 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10009 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10010 IX86_BUILTIN_PSRLQ128): New.
10011 (ix86_init_mmx_sse_builtins): Add them.
10012 (ix86_expand_builtin): Expand them.
10013 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10014 operand 2 be TImode.
10015 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10016 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10017 _mm_srli_epi64): Mark __B const.
10018 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10019 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10020 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10021 new two-vector shift builtins.
10023 2007-03-26 Ian Lance Taylor <iant@google.com>
10025 PR tree-optimization/31345
10026 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10027 [+INF, +INF(OVF)] into VARYING.
10029 2007-03-26 Zack Weinberg <zackw@panix.com>
10031 * gengtype-parse.c: New file.
10032 * gengtype-yacc.y: Delete.
10033 * gengtype-lex.l: Don't include gengtype-yacc.h.
10034 Define YY_DECL and yyterminate appropriately for recursive
10035 descent parser. yylval is now a string out-parameter to yylex.
10036 (HWS, EOID): New shorthand.
10037 (IWORD): Add a couple more types.
10038 (yylex): Add a setup stanza. Remove the complex rules for
10039 detecting GTY'ed types and typedefs; replace with simple
10040 keyword detectors. Adjust everything for the changed
10041 definition of yylval. Ignore all pp-directives, not just #define.
10043 (parse_file): Rename yybegin; do not call yyparse.
10045 * gengtype.c (xasprintf): Export again.
10046 (this_file): New. Use everywhere __FILE__ was being used.
10047 (get_lang_bitmap): Special case types defined in gengtype.c.
10048 (do_typedef, new_structure): Suppress definition of certain types.
10049 (new_structure): Improve diagnostics of duplicate definitions.
10050 Make sure location_s is associated with input.h.
10051 (nreverse_pairs, define_location_structures): New functions.
10052 (main): Improve tagging of kludge types. Remove old kludges
10053 for input.h types; use define_location_structures.
10054 * gengtype.h: Update prototypes. Define token codes here.
10055 * Makefile.in: Remove all references to gengtype-yacc.
10056 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10058 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10059 add GTY((skip)) to the field that's only conditionally there.
10060 * doc/install.texi: Document that Bison is no longer required
10061 unless building treelang.
10063 * gengtype.c: Don't include gtyp-gen.h.
10064 (srcdir): Declare here.
10065 (base_files, lang_dir_names): Allocate dynamically.
10066 (gt_files, num_gt_files, num_lang_dirs): New globals.
10067 (measure_input_list, read_input_line, read_input_list)
10068 (set_lang_bitmap): New functions.
10069 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10070 simplify, relying on read_input_list to set up the bitmaps.
10071 (main): Arguments are no longer unused. Check for correct number
10072 of command line arguments, set srcdir and srcdir_len, then call
10073 read_input_list, before doing anything else. No need to worry
10074 about duplicates in main loop.
10075 * configure.ac: Simplify the calculation of all_gtfiles.
10076 Put language tags in there. Don't set or substitute
10077 all_gtfiles_files_langs or all_gtfiles_files_frags.
10078 * Makefile.in: Revamp the way gengtype is invoked, now that it
10079 takes a file on its command line with a much simpler format.
10080 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10081 (GTFILES): Remove duplicates and C source files.
10082 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10083 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10084 * configure: Regenerate.
10086 * gengtype.h: Remove all type definitions to gengtype.c; leave
10087 only definitions of options_p, type_p, and pair_p as opaque
10088 pointers. Update prototypes.
10089 * gengtype.c: Many type definitions moved here from gengtype.h.
10090 Consolidate type definitions at the top of the file.
10091 (xvasprintf): Delete.
10092 (xasprintf): Make static.
10093 (create_nested_pointer_option): Add 'next' parameter.
10094 (create_field_all, create_field_at): New functions.
10095 (create_field): Now a thin wrapper around create_field_all.
10096 (create_optional_field): Rename create_optional_field_ and add
10097 line argument. Original name is now a macro which supplies
10099 (oprintf): Use vsnprintf directly.
10100 (close_output_files): Use fatal rather than perror/exit.
10101 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10102 (main): Set progname. Don't use exit.
10103 * gengtype-yacc.y (struct_fields): Use create_field_at.
10104 (option, optionseqopt): Delete.
10105 (optionseq): Consolidate productions from option here so we
10106 can use the first argument to create_option.
10108 * gengtype-lex.l: Distinguish unions from structures in the
10109 token type. Don't call find_structure; return the tag as a string.
10110 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10111 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10112 string. Reorganize typedef_struct production accordingly.
10113 Use create_nested_ptr_option.
10114 * gengtype.c (create_nested_ptr_option): New function.
10115 * gengtype.h: Declare it.
10117 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10118 (string_type): Don't declare.
10119 (do_scalar_typedef): Declare.
10120 (create_scalar_type): Update prototype.
10121 * gengtype.c (string_type): Make static.
10122 (scalar_nonchar, scalar_char): New.
10123 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10124 (resolve_typedef): Use scalar_nonchar for error recovery.
10125 (create_scalar_type): Remove name_len field. Return scalar_char
10126 or scalar_nonchar as appropriate.
10127 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10128 to use string_type.
10129 (throughout): Use scalar_nonchar instead of calling
10130 create_scalar_type, whenever possible.
10131 (main): Initialize scalar_char and scalar_nonchar before calling
10133 * gengtype-lex.l: Adjust for removal of second argument to
10134 create_scalar_type. Use yylval.s instead of yylval.t when
10136 * gengtype-yacc.y: Type of SCALAR is string. Call
10137 create_scalar_type from type:SCALAR rule. Adjust for removal of
10138 second argument to create_scalar_type.
10140 * vec.h: Remove all #if IN_GENGTYPE blocks.
10141 Add comment saying that changes may require adjustments to gengtype.
10142 * gengtype.c: Don't include coretypes.h or tm.h.
10143 Add comment to inclusion of errors.h.
10144 (note_def_vec, note_def_vec_alloc): New functions.
10145 * gengtype.h: Declare new functions.
10146 * gengtype-lex.l: Don't include coretypes.h.
10147 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10149 (update_lineno): Remove unnecessary prototype.
10150 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10151 (VEC rule): Just return VEC_TOKEN.
10152 * gengtype-yacc.y (VEC_TOKEN): New token type.
10153 (type): Add a production for VEC(a,b).
10154 * Makefile.in: Update dependencies.
10156 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10157 typedefs that use the old PARAMS macro.
10159 * gengtype-lex.l: Remove all rules and states relating to yacc
10161 * gengtype-yacc.y: Similarly.
10162 * gengtype.c (note_yacc_type): Delete function.
10163 * gengtype.h: Update prototypes.
10165 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10167 * tree-pretty-print.c (dump_generic_node): Report precision of
10168 unnamed integer types.
10170 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10172 * ifcvt.c (noce_try_store_flag_constants): Don't check
10173 no_new_pseudos here.
10174 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10175 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10176 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10177 noce_try_sign_mask): Likewise.
10178 (if_convert): Check no_new_pseudos here.
10180 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10182 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10183 (noce_get_condition): Handle new then_else_reversed argument.
10184 (noce_init_if_info): Remove, fold into noce_find_if_block.
10185 (noce_process_if_block): Take a struct noce_if_info as the
10186 argument. Don't set up one based on ce_if_info. Update pointer
10187 references accordingly.
10188 (cond_move_process_if_block): Likewise.
10189 (process_if_block): Removed.
10190 (find_if_block): Removed. Move functionality two new functions,
10191 noce_find_if_block and cond_exec_find_if_block.
10192 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10193 blocks and the symmetric IF-ELSE-JOIN case.
10194 (cond_exec_find_if_block): Also new function mostly based on old
10195 find_if_block and process_if_block.
10196 (find_if_header): Replace find_if_block call with separately
10197 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10198 (find_cond_trap): Update noce_get_condition call.
10199 (dead_or_predicable): Likewise.
10201 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10203 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10205 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10206 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10207 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10208 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10209 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10210 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10211 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10212 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10213 __builtin_ia32_psrad128 builtins.
10215 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10217 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10218 * config/i386/constraints.md
10219 (define_constraint "I"): Use IN_RANGE macro.
10220 (define_constraint "J"): Ditto.
10221 (define_constraint "K"): Ditto.
10222 (define_constraint "M"): Ditto.
10223 (define_constraint "N"): Ditto.
10224 (define_constraint "O"): Ditto.
10225 * config/i386/predicates.md
10226 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10227 (define_predicate "const_0_to_3_operand"): Ditto.
10228 (define_predicate "const_0_to_7_operand"): Ditto.
10229 (define_predicate "const_0_to_15_operand"): Ditto.
10230 (define_predicate "const_0_to_63_operand"): Ditto.
10231 (define_predicate "const_0_to_255_operand"): Ditto.
10232 (define_predicate "const_1_to_31_operand"): Ditto.
10233 (define_predicate "const_2_to_3_operand"): Ditto.
10234 (define_predicate "const_4_to_7_operand"): Ditto.
10236 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10238 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10239 in SImode for save_world.
10240 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10243 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10245 PR tree-optimization/30784
10246 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10249 2007-03-25 Revital Eres <eres@il.ibm.com>
10251 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10252 Fold movement_possibility function into it.
10254 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10256 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10257 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10258 (call_indirect_nonlocal_darwin64): Same.
10259 (call_nonlocal_darwin64): Same.
10260 (call_value_indirect_nonlocal_darwin64): Same.
10261 (call_value_nonlocal_darwin64): Same.
10262 (sibcall_nonlocal_darwin64): Same.
10263 (sibcall_value_nonlocal_darwin64): Same.
10264 (sibcall_symbolic_64): Same.
10265 (sibcall_value_symbolic_64): Same.
10266 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10268 (rs6000_emit_load_toc_table): Same.
10269 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10270 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10272 (divss_call): Same.
10273 (divus_call): Same.
10274 (quoss_call): Same.
10275 (quous_call): Same.
10276 (load_toc_v4_pic_si): Same
10277 (load_toc_v4_PIC_1): Same.
10278 (load_toc_v4_PIC_1b): Same.
10279 (call_indirect_aix{32,64}): Same.
10280 (call_value_indirect_aix{32,64}): Same.
10282 (call_value): Same.
10283 (call_local{32,64}): Same.
10284 (call_value_local{32,64}): Same.
10285 (call_indirect_nonlocal_aix{32,64}): Same.
10286 (call_nonlocal_aix{32,64}): Same.
10287 (call_value_indirect_nonlocal_aix{32,64}): Same.
10288 (call_value_nonlocal_aix{32,64}): Same.
10289 (call_indirect_nonlocal_sysv<mode>): Same.
10290 (call_nonlocal_sysv<mode>): Same.
10291 (call_value_indirect_nonlocal_sysv<mode>): Same.
10292 (call_value_nonlocal_sysv<mode>): Same.
10294 (sibcall_local{32,64}): Same.
10295 (sibcall_value_local{32,64}): Same.
10296 (sibcall_nonlocal_aix{32,64}): Same.
10297 (sibcall_value_nonlocal_aix{32,64}): Same.
10298 (sibcall_nonlocal_sysv<mode>): Same.
10299 (sibcall_value): Same.
10300 (sibcall_value_nonlocal_sysv<mode>): Same.
10302 2007-03-24 Paul Brook <paul@codesourcery.com>
10304 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10305 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10307 2007-03-24 Richard Henderson <rth@redhat.com>
10309 * config/ia64/constraints.md: New file.
10310 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10311 satisfies_constraint_?.
10312 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10313 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10314 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10315 ia64_output_mi_thunk): Likewise.
10316 (ia64_const_ok_for_letter_p): Remove.
10317 (ia64_const_double_ok_for_letter_p): Remove.
10318 (ia64_extra_constraint): Remove.
10319 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10320 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10321 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10322 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10323 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10324 EXTRA_MEMORY_CONSTRAINT): Remove.
10325 * config/ia64/ia64.md: Include constriants.md. Replace
10326 CONST_OK_FOR_? with satisfies_constraint_?.
10328 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10329 H.J. Lu <hongjiu.lu@intel.com>
10331 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10333 (name macros): Use DPD_BID_NAME to convert names properly.
10335 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10336 decimal floating point format.
10337 (init_floating_libfuncs): Change decimal functions so that they
10338 have a "bid_" prefix if the decimal system uses the BID format,
10339 and "dpd_" prefix if the decimal system uses the DPD format.
10340 (init_interclass_conv_libfuncs): Ditto.
10341 (init_intraclass_conv_libfuncs): Ditto.
10343 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10344 using the BID format.
10346 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10347 whether we are using the BID decimal format.
10348 * configure: Regenerate.
10350 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10351 the compiler has decimal floating point enabled. Define
10352 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10355 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10356 using the BID format.
10358 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10359 whether we are using the BID decimal format.
10360 * configure: Regenerate.
10362 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10363 the compiler has decimal floating point enabled. Define
10364 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10367 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10368 options, and that it is enabled for i386/x86_64 systems.
10370 * Makefile.in (enable_decimal_float): New.
10372 (DECNUMINC): Add -I$(DECNUMFMT).
10373 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10374 to $(DECNUMFMT) from $(DECNUM).
10376 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10377 Substitute enable_decimal_float.
10378 * configure: Regenerated.
10381 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10384 * configure.ac: Enable decimal float for x86_64-*-linux*.
10385 * configure: Regenerated.
10388 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10389 decimal128ClearSign to flip and clear the sign bit in decimal128.
10390 (decimal_real_maxval): Set decimal128SetSign to set the sign
10393 2007-03-23 Ian Lance Taylor <iant@google.com>
10395 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10397 2007-03-23 Ian Lance Taylor <iant@google.com>
10399 * tree-dump.c (dump_files): Correct comment.
10401 2007-03-23 Ian Lance Taylor <iant@google.com>
10403 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10405 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10407 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10408 in cfglayout mode. Don't go into and out of cfglayout mode.
10409 Link the blocks in the order of the constructed traces.
10410 (rest_of_handle_tracer): Adjust call to tracer.
10411 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10412 Don't go into cfglayout mode.
10413 (rtl_loop_done): Don't go out of cfglayout mode.
10414 * cfglayout.c (relink_block_chain): New function, split out from...
10415 (fixup_reorder_chain): ...here. Remove redundant checking.
10416 (cfg_layout_finalize): Don't clear the header, footer, and aux
10417 fields here, move the code to do so to relink_block_chain. Likewise
10418 for free_original_copy_tables.
10419 * rtl.h (tracer): Update prototype.
10420 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10421 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10422 mode. Use relink_block_chain to serialize the CFG according to the
10423 new basic block order. Move targetm.cannot_modify_jumps_p check from
10425 (gate_handle_reorder_blocks): ...to here.
10426 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10428 (gate_duplicate_computed_gotos): ...to here.
10429 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10430 something always changes when going into and out of cfglayout mode.
10431 Perform an expensive cfg cleanup while going into cfglayout mode.
10432 Always update liveness information on HAVE_conditional_execution
10433 targets. Reserialize the basic blocks and go out of cfglayout mode.
10434 * reg-stack.c: Include cfglayout.h.
10435 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10436 the call to reorder_basic_blocks.
10437 * basic-block.h (reorder_basic_blocks): Update prototype.
10438 (relink_block_chain): New prototype.
10439 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10441 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10443 * config/mips/mips.md (type, hazard, *movdi_32bit,
10444 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10445 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10446 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10447 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10448 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10450 (movcc): Change first xfer to multi.
10451 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10452 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10453 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10454 config/mips/generic.md: Change reservations using "xfer" to use
10456 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10457 using match_operand.
10458 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10459 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10461 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10463 2007-03-22 Richard Henderson <rth@redhat.com>
10465 * config/i386/i386.c: Remove unnecessary function declarations.
10466 Move targetm definition, and all related macros, to the end of
10467 the file. Resort some functions to put definitions before uses.
10468 (ix86_attribute_table): Make static. Move to end of file.
10469 (ix86_gimplify_va_arg): Make static.
10471 2007-03-22 Richard Henderson <rth@redhat.com>
10473 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10474 don't increase local_regparm with force_align_arg_pointer check.
10475 (ix86_function_sseregparm): Assert 32-bit.
10476 (type_has_variadic_args_p): New.
10477 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10478 type_has_variadic_args_p.
10479 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10480 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10481 use memset instead. Do maybe_vaarg check first; skip attribute
10482 tests if true; skip attribute tests for 64-bit.
10483 (construct_container): Remove TARGET_DEBUG_ARG.
10484 (function_arg_advance_32, function_arg_advance_64): Split out ...
10485 (function_arg_advance): ... from here.
10486 (function_arg_32, function_arg_64): Split out ...
10487 (function_arg): ... from here.
10488 (ix86_pass_by_reference): Tidy.
10489 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10490 (function_value_32): New, from parts of ix86_function_value
10491 and ix86_value_regno.
10492 (function_value_64): New, from parts of ix86_function_value
10493 and ix86_libcall_value.
10494 (ix86_function_value_1): New.
10495 (ix86_function_value, ix86_libcall_value): Use it.
10496 (return_in_memory_32, return_in_memory_64): Split out ...
10497 (ix86_return_in_memory): ... from here.
10498 (ix86_struct_value_rtx): Skip for 64-bit.
10499 (ix86_libcall_value, ix86_value_regno): Remove.
10500 (setup_incoming_varargs_64): Split out ...
10501 (ix86_setup_incoming_varargs): ... from here.
10502 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10503 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10504 * config/i386/i386-protos.h (ix86_function_value): Remove.
10505 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10507 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10510 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10511 infinities not supported, otherwise emit warning if -Woverflow. On
10512 underflow, emit warning if -Woverflow.
10513 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10515 * real.h (real_from_string): Update declaration
10517 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10518 Richard Henderson <rth@redhat.com>
10520 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10521 * calls.c (compute_argument_block_size, expand_call,
10522 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10523 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10524 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10525 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10526 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10527 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10528 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10529 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10532 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10534 * c-incpath.c (add_sysroot_to_chain): New.
10535 (merge_include_chains): Add sysroot argument. Call
10536 add_sysroot_to_chain if sysrooted.
10537 (register_include_chains): Update call to merge_include_chains.
10538 * doc/cppopts.texi: Document use of '=' in include directory
10541 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10543 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10544 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10545 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10546 insn pattern using X87MODEF12 mode macro.
10548 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10550 * regmove.c (regmove_optimize): Use reg_mentioned_p
10551 instead of reg_overlap_mentioned_p for DST.
10553 2007-03-21 Mike Stump <mrs@apple.com>
10555 * c.opt: Fixup for Objective-C/C++.
10557 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10559 * explow.c (convert_memory_address): Fold memory reference when
10560 POINTERS_EXTEND_UNSIGNED < 0
10562 2007-03-21 Richard Henderson <rth@redhat.com>
10565 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10566 * config/i386/mmintrin.h (__m64): Likewise.
10567 * config/i386/xmmintrin.h (__m128): Likewise.
10569 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10571 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10572 (VXWORKS_OS_CPP_BUILTINS): Define.
10573 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10574 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10576 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10578 * rtl.h (constant_pool_reference_p): Delete.
10579 (find_constant_src): Declare.
10580 * rtlanal.c (find_constant_src): New function.
10581 * simplify-rtx.c (constant_pool_reference_p): Delete.
10582 * config/i386/i386.md: Use find_constant_src instead of
10583 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10585 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10587 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10588 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10590 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10592 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10593 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10594 (arm_elf_asm_constructor): Use it.
10595 (arm_elf_asm_destructor): New function.
10597 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10599 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10601 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10603 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10605 2007-03-19 Andrew Haley <aph@redhat.com>
10607 PR tree-optimization/31264
10608 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10609 VIEW_CONVERT_EXPRs.
10611 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10613 PR rtl-optimization/30907
10614 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10615 (fwprop_init): Always call loop_optimizer_initialize.
10616 (fwprop_done): Always call loop_optimizer_finalize.
10617 (fwprop): We always have loop info now.
10618 (gate_fwprop_addr): Remove.
10619 (pass_fwprop_addr): Use gate_fwprop as gate.
10621 PR rtl-optimization/30841
10622 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10623 df_chain_alloc): Call df_reorganize_refs unconditionally.
10624 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10625 refs_organized to refs_organized_size.
10626 (df_ref_create_structure): Use refs_organized_size instead of
10627 bitmap_size if refs had been organized, and keep refs_organized_size
10629 * df.h (struct df_ref_info): Change refs_organized to
10630 refs_organized_size.
10631 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10634 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10636 * except.c (output_function_exception_table): Do not reference the
10637 EH personality routine for functions that do not require an
10640 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10643 * c-typeck.c (convert_for_assignment): Call comptypes for
10644 RECORD_TYPE or UNION_TYPE.
10646 PR inline-asm/30505
10647 * reload1.c (reload): Do invalid ASM checking after
10648 cleanup_subreg_operands.
10650 2007-03-19 Jeff Law <law@redhat.com>
10652 * tree-cfg.c (find_taken_edge): Tighten conditions for
10653 optimizing computed gotos.
10655 2007-03-19 Michael Matz <matz@suse.de>
10657 * builtins.c (expand_builtin_sync_operation,
10658 expand_builtin_compare_and_swap,
10659 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10662 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10663 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10666 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10668 * doc/tm.texi: Add brackets around the return type of
10669 TARGET_SECONDARY_RELOAD.
10671 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10672 Richard Guenther <rguenther@suse.de>
10674 PR tree-optimization/31254
10675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10676 Use handled_component_p () where appropriate. Continue
10677 propagating into the rhs if we propagated into an INDIRECT_REF
10680 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10682 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10683 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10684 (xde, xdee): Mode attributes adjusted to support DFP modes.
10685 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10686 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10687 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10688 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10689 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10690 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10691 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10693 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10694 "movsf"): Insn definitions removed.
10695 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10696 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10697 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10699 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10700 "reload_in<mode>", "reload_out<mode>"): Expander added.
10701 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10704 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10706 * config/s390/s390.md: Only non-functional changes. Renamed
10707 FPR mode macro to BFP all over the file.
10709 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10711 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10712 (op_type attribute): RRF instruction type added.
10713 (fT0): New mode attribute.
10714 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10715 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10716 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10717 instruction no secondary memory is needed when moving DFmode values
10718 between GPRs and FPRs.
10720 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10722 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10723 inverted and documentation adjusted.
10724 ("mhard-dfp", "msoft-dfp"): New options.
10725 * config/s390/s390.c (s390_handle_arch_option): New architecture
10727 (override_options): Sanity checks for the new options added.
10728 * config.gcc: New architecture switch: z9-ec.
10729 * config/s390/s390.h (processor_flags): PF_DFP added.
10730 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10731 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10732 when the bit is NOT set so remove it from the defaults.
10734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10736 * genemit.c (main): Print include statement for dfp.h.
10737 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10740 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10742 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10744 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10747 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10748 instead of PATTERN.
10750 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10752 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10753 attr_length_call, output_call, output_indirect_call): Cleanup
10754 formatting of targetm calls.
10756 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10758 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10760 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10762 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10763 reservation, bypass and anti-bypass descriptions for these
10764 instructions. Update move patterns.
10765 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10768 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10770 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10771 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10772 (get_initial_def_for_reduction): Likewise.
10774 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10776 Fix PR tree-optimization/29922
10777 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10778 (get_representative): Removed.
10779 (value_dies_in_block_x): Update for rvuse removal.
10780 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10781 (compute_antic_aux): Handle when PHI nodes appear in
10782 non-single-successors.
10783 (dump_bitmap_of_names): Removed.
10784 (compute_antic_safe): Renamed and removed rvuse calculation.
10785 Calculate only antic safe.
10786 (insert_into_preds_of_block): Remove assert.
10787 (execute_pre): Update for renamed functions.
10788 (defer_or_phi_translate_block): New function.
10790 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10792 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10793 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10795 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10796 Follow spelling conventions.
10798 * tree-data-ref.h: Remove the prototype for analyze_array.
10800 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10802 PR tree-optimization/31041
10803 * tree-vect-transform.c (get_initial_def_for_induction): Call
10804 force_gimple_operand.
10806 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10808 * ipa-type-escape.c (look_for_casts) : Revert code to use
10809 handled_component_p due to ada test a-numaux.adb.
10811 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10813 * final.c (final_scan_insn): Alter the condition of a
10814 conditional trap if we have nonstandard CC.
10816 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10818 * configure.ac: Remove excess quoting from asm line 0 test.
10819 * configure: Rebuilt.
10821 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10823 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10824 * c-common.c (convert_and_check): Move warning logic to...
10825 (warnings_for_convert_and_check): ...here. Define.
10826 * c-common.h (warnings_for_convert_and_check): Declare.
10828 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10830 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10831 (output_call): Likewise.
10833 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10835 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10837 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10839 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10841 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10843 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10844 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10846 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10848 PR tree-optimization/31183
10849 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10850 Use double_int instead of unsigned int for representing access_strides.
10851 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10853 2007-03-16 Richard Guenther <rguenther@suse.de>
10855 PR tree-optimization/31146
10856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10857 to allow recursion of forward_propagate_addr_expr.
10858 (forward_propagate_addr_into_variable_array_index): Likewise.
10859 (forward_propagate_addr_expr): Likewise.
10860 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10861 (forward_propagate_addr_expr_1): Recurse on simple copies
10862 instead of propagating into them. Do so for useless conversions
10864 (forward_propagate_addr_expr): Clean up unused statements after
10867 2007-03-16 Richard Guenther <rguenther@suse.de>
10869 * builtins.c (expand_builtin_cexpi): Use the right argument
10870 for the expansion via cexp.
10872 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10874 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10875 * configure: Rebuilt.
10877 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10880 * dwarf2out.c (force_type_die): Adjust comment.
10881 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10883 2007-03-15 DJ Delorie <dj@redhat.com>
10885 * config/frv/predicates.md (minmax_operator): Don't check operands
10888 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10890 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10891 Update constant estimates of number of iterations.
10892 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10893 argument renamed to "realistic".
10894 (compute_estimated_nb_iterations): Removed.
10895 (record_niter_bound): New function.
10896 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10897 call record_nonwrapping_iv with upper = false.
10898 (infer_loop_bounds_from_signedness): Pass upper argument to
10899 record_nonwrapping_iv.
10900 (estimate_numbers_of_iterations_loop): Do not call
10901 compute_estimated_nb_iterations. Record estimate based on profile
10902 information. Initialize the constant estimates of number of
10904 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10906 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10907 number of iterations is too small.
10908 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10909 (EST_NOT_AVAILABLE): Removed.
10910 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10911 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10914 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10916 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10917 Handle NE_EXPR guards.
10919 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10922 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10923 Set also -pedantic-errors by default for the preprocessor unless
10924 -fpermissive is given.
10926 2007-03-15 Richard Guenther <rguenther@suse.de>
10928 PR middle-end/29719
10929 PR middle-end/31161
10930 * builtins.c (expand_builtin_cexpi): As a fallback if we
10931 don't have builtins for sincos or cexp create a function
10932 declaration for cexp and expand to a call to that.
10933 (expand_builtin_int_roundingfn): Always fall
10934 back to floor/ceil and its variants even if they may be
10937 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10939 PR middle-end/31159
10940 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10941 jump tables, move the call to delete_dead_jumptables from here...
10942 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10943 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10944 don't allow merging of blocks that try_redirect_by_replacing_jump
10945 also does not handle when not optimizing.
10947 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10948 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10950 * config/i386/i386.md (x86_sahf_1): Correctly handle
10953 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10956 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10957 x86_64_general_operand as operand[2] predicate. Remove "iF"
10958 from operand constraints and use "e" constraint instead.
10959 (*subti3_1, *subti3_1 splitter): Ditto.
10960 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10961 operand[1] predicate.
10963 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10965 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10966 arrays, multiply the access strides by the size of the sub-array.
10967 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10969 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10971 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10972 the configured assembler supports the sahf mnemonic.
10973 * configure: Regenerate.
10974 * config.in: Regenerate.
10976 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10977 emit "sahf" or ".byte\t0x9e" as asm template.
10979 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10982 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10983 option to replace hard coded TARGET_xxx in md file.
10984 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10985 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10986 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10987 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10988 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10989 (X86_TUNE_NOT_VECTORMODE): Ditto.
10990 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10991 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10992 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10993 (TUNE_SLOW_IMUL_IMM8): Ditto.
10994 (TUNE_MOVE_M1_VIA_OR): Ditto.
10995 (TUNE_NOT_UNPAIRABLE): Ditto.
10996 (TUNE_NOT_VECTORMODE): Ditto.
10998 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11001 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11002 tuning options instead of hard coded TARGET_xxx.
11003 (fix ssemode peephole2's): Ditto.
11004 (imul peephole2's): Ditto.
11006 (movdi_or_rex64): Ditto.
11007 (move peephole2): Ditto.
11008 (not peephole2's): Ditto.
11010 2007-03-14 Dirk Mueller <dmueller@suse.de>
11012 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11013 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11014 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11016 * c-parser.c (c_parser_do_statement): Warn about empty body in
11017 do/while statement.
11018 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11019 * doc/invoke.texi (-Wempty-body): Update documentation.
11021 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11024 * c-common.h (warn_for_div_by_zero): Declare.
11025 * c-common.c (warn_for_div_by_zero): Define.
11026 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11029 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11031 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11032 to PREFIX and STANDARD_PREFIX.
11034 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11035 Phil Edwards <phil@codesourcery.com>
11037 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11038 (__gthread_once_t): Remove busy field for RTPs.
11039 (__GTHREAD_ONCE_INIT): Update accordingly.
11041 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11043 * doc/invoke.texi: Document VxWorks options.
11045 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11047 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11049 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11051 PR tree-optimization/30590
11052 * tree-nrv.c (tree_nrv): Check for the partial update of the
11055 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11057 * flags.h (flag_random_seed): Remove declaration, in favor of...
11058 * toplev.h (get_random_seed, set_random_seed): ... these.
11059 * tree.c (get_file_function_name): Use the former.
11060 * opts.c (common_handle_option): Use the latter.
11063 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11065 PR middle-end/31127
11066 * cse.c (cse_find_path): Do not bail out if a basic block that
11067 we already visited now becomes part of a path that starts at a
11068 different basic block. Just disallow this, to make sure we
11069 visit each basic block at most once.
11071 2007-03-13 Jan Hubicka <jh@suse.cz>
11073 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11074 attributes, when profile esitmate is present, calls with very low
11075 frequency are cold.
11077 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11079 PR tree-optimization/30730
11080 PR tree-optimization/26900
11081 * tree-ssa-loop-niter.c: Include gmp.h.
11082 (bounds): New type.
11083 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11084 split_to_var_and_offset, determine_value_range,
11085 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11086 bound_difference, bounds_add, bounds_negate,
11087 number_of_iterations_ne_max, dump_affine_iv): New functions.
11088 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11089 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11090 difference of initial and final value of control iv to validate
11092 (number_of_iterations_cond): Add loop parameter. Determine bounds
11093 on the difference of the extremes of the control iv. Add dumps.
11094 (expand_simple_operations): Handle phi nodes.
11095 (simplify_using_initial_conditions): Do not record used conditions.
11096 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11097 Do not set additional_info.
11098 (implies_nonnegative_p, implies_ge_p): Removed.
11099 (derive_constant_upper_bound): Do not use parameter `additional'.
11100 (record_estimate): Parameter `additional' removed. Parameter
11101 `i_bound' added. Do not call derive_constant_upper_bound.
11102 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11103 bound the number of iterations estimate.
11104 (estimate_numbers_of_iterations_loop): Pass the estimate from
11105 the number of iterations analysis to record_estimate.
11106 * tree.h (multiple_of_p): Declare.
11107 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11108 (scev_const_prop): Do not check expression_expensive_p.
11109 * fold-const.c (multiple_of_p): Exported.
11110 * double-int.c (double_int_mask): Exported.
11111 * double-int.h (double_int_mask): Declare.
11112 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11113 field. Added max field.
11115 2007-03-13 David Taylor <taylor@candd.org>
11118 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11121 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11124 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11125 two unamed patterns.
11127 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11129 * config/i386/i386.opt (mcx16, msahf): New options.
11130 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11131 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11133 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11134 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11135 Output -mcx16 and -msahf options when corresponding bit is set.
11137 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11138 and -msahf options.
11140 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11142 * configure.ac: Test for assembler tolerance to # 0 "".
11143 * configure, config.in: Rebuilt.
11144 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11146 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11148 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11150 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11151 (handle_syscall): Handle direct system calls.
11152 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11154 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11156 * doc/invoke.texi: Fix cpp.info cross-reference.
11157 * doc/passes.texi: Fix gcc.info cross-reference.
11159 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11161 PR tree-optimization/30835
11162 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11163 bb_for_stmt is not NULL before accessing it.
11165 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11167 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11170 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11173 * doc/install.texi: Document --enable-stage1-languages
11175 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11177 * tree-pass.h (pass_into_cfg_layout_mode,
11178 pass_outof_cfg_layout_mode): Declare.
11179 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11180 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11181 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11182 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11184 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11186 * c-decl.c (warn_variable_length_array): New function.
11187 Refactored from grokdeclarator to handle warn_vla
11188 and handle unnamed array case.
11189 (grokdeclarator): Refactored VLA warning case.
11190 * c.opt (Wvla): New flag.
11191 * doc/invoke.texi (Wvla): New warning.
11193 2007-03-12 Richard Henderson <rth@redhat.com>
11195 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11196 (TARGET_SECTION_TYPE_FLAGS): New.
11198 2007-03-12 Richard Henderson <rth@redhat.com>
11200 * config/darwin.c (machopic_reloc_rw_mask): New.
11201 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11202 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11204 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11206 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11207 * cppdefault.h (cpp_PREFIX): Document.
11208 (cpp_PREFIX_len): Likewise.
11209 (cpp_EXEC_PREFIX): New variable.
11210 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11211 * c-incpath.c (add_standard_paths): Correct logic for relocating
11212 paths within prefix.
11214 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11216 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11217 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11219 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11220 fix_truncdfdi_sse using SSEMODEF mode macro.
11221 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11222 fix_truncdfsi_sse using SSEMODEF mode macro.
11223 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11224 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11226 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11228 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11229 elfos.h to tm_file.
11231 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11233 * tree.h : Add multiple_of_p declaration.
11234 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11235 * ipa-type-escape.c (results_of_malloc): Redundant.
11236 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11237 (cast_type): Extended with new members.
11238 (check_cast): Returns cast_type.
11239 (cast): New structure for data of walk_use_def_chains.
11240 (is_malloc_result, is_cast_from_non_pointer_1,
11241 is_cast_from_non_pointer,
11242 is_array_access_through_pointer_and_index): New functions.
11243 (look_for_casts): Returns cast types.
11244 (check_call): Returns void.
11245 (okay_pointer_operation): Use support of pointer plus index,
11246 pointer plus constant and allow all multiplications.
11248 2007-03-11 Richard Guenther <rguenther@suse.de>
11250 PR tree-optimization/31115
11251 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11252 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11253 A shift count of zero is not special as with *_DIV_EXPR.
11254 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11257 2007-03-11 Ian Lance Taylor <iant@google.com>
11259 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11260 the *_DIV_EXPR codes correctly with overflow infinities.
11262 2007-03-11 Ira Rosen <irar@il.ibm.com>
11264 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11265 indicate success/failure of the analysis. Add negation to subtrahend
11266 in case of subtraction. Fail if both operands contain constants.
11267 (create_data_ref): Fail if analyze_offset fails.
11269 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11271 * config/i386/i386.md (frndintxf2): Rename to ...
11272 (rintxf2): ... this. Remove expander having same name.
11273 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11274 (roundsf2, rounddf2): Ditto.
11275 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11276 (lround<mode>di2, lround<mode>si2): Ditto.
11278 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11280 * lower-subreg.c: Include except.h.
11281 (decompose_multiword_subregs): Verify that the only control flow
11282 insns we can split are loads to multi-words pseudos.
11283 Handle breaking such blocks after splitting, instead of calling
11284 find_many_sub_basic_blocks.
11286 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11287 on the new basic block. Add a lengthy comment explaining why we
11288 thought this was necessary.
11289 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11291 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11294 * tree.c (walk_type_fields): Recurse into the element type of
11295 ARRAY_TYPEs if there is a pointer set.
11297 2007-03-10 Dirk Mueller <dmueller@suse.de>
11299 * c-common.c (warn_logical_operator): Fix condition.
11301 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11303 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11305 * config/darwin.c (machopic_select_section): Remove superfluous
11306 argument in call to categorize_decl_for_section. Remove unused
11309 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11311 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11313 * configure: Regenerate.
11315 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11318 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11319 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11320 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11321 Add LABEL_NUSES to emitted label.
11322 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11323 branch probability value to emitted jump insn.
11324 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11325 Do not check life information and do not re-arrange input operands
11326 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11328 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11330 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11331 the change of decode_asm_operands.
11333 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11335 * mode-switching.c (create_pre_exit): Skip blockage insn.
11337 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11339 * tree-pass.h (TODO_update_smt_usage): Remove.
11341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11345 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11347 * pa.c (attr_length_call): Revise condition for long
11348 pc-relative branch.
11349 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11350 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11351 sequence on SOM target.
11353 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11355 * gcc.c: Document %{, in big comment at top.
11356 (input_suffix_matches): Remove special handling for .s and
11358 (input_spec_matches): New.
11359 (handle_braces): Handle %{,.
11360 (validate_switches): ',' indicates a value which is not a switch.
11361 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11362 to detect assembler input.
11363 * config/i386/sol2.h (CPP_SPEC): Likewise.
11364 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11365 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11366 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11367 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11368 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11369 -m64 causes deployment target to default to 10.5.
11370 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11372 2007-03-09 Richard Henderson <rth@redhat.com>
11375 * target.h (targetm.asm.out.reloc_rw_mask): New.
11376 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11377 (TARGET_ASM_OUT): Use it.
11378 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11379 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11380 use the new reloc_rw_mask target hook instead.
11381 (default_section_type_flags_1): Merge into...
11382 (default_section_type_flags): ... here.
11383 (decl_readonly_section_1): Merge into...
11384 (decl_readonly_section): ... here.
11385 (default_elf_select_section_1): Merge into...
11386 (default_elf_select_section): ... here.
11387 (default_unique_section_1): Merge into...
11388 (default_unique_section): ... here.
11389 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11390 (default_select_rtx_section): Use it.
11391 (default_elf_select_rtx_section): Likewise.
11392 * output.h: Update to match.
11393 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11394 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11395 (TARGET_ASM_RELOC_RW_MASK): New.
11396 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11397 to categorize_decl_for_section.
11398 (x86_64_elf_unique_section): Likewise.
11399 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11400 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11401 (TARGET_ASM_RELOC_RW_MASK): New.
11402 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11403 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11404 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11405 (TARGET_RWRELOC): Remove.
11406 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11407 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11408 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11409 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11410 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11411 (rs6000_xcoff_select_section): Use decl_readonly_section.
11412 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11413 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11414 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11415 (TARGET_SECTION_TYPE_FLAGS): Remove.
11416 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11418 2007-03-09 Roger Sayle <roger@eyesopen.com>
11420 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11421 complex constant equality/inequality comparisons for here.
11422 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11423 known at compile-time or can be simplified to a scalar comparison.
11424 (fold_relational_const): Move compile-time evaluation of complex
11425 constant equality/inequality comparisons to here.
11427 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11429 PR rtl-optimization/30643
11430 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11432 (fold_rtx): Recurse, like before 2006-11-03.
11434 2007-03-09 DJ Delorie <dj@redhat.com>
11436 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11439 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11441 PR tree-optimization/30375
11442 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11443 LHS of statements is not the same.
11444 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11446 2007-03-09 Chao-ying Fu <fu@mips.com>
11448 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11450 * doc/invoke.texi (-mdspr2): Document new option.
11451 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11452 New unspec for DSP REV 2.
11453 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11454 these instructions are extended in DSP REV 2.
11455 (mips-dspr2.md): Include.
11456 * config/mips/mips.opt (mdspr2): New option.
11457 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11458 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11459 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11460 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11461 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11462 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11463 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11465 (bdesc_map): Add one field of unsupported_target_flags.
11466 (bdesc_arrays): Update entries to have extra fields. Add
11468 (mips_init_builtins): Initialize new function types.
11469 Check unsupported_target_fileds to filter out builtins.
11470 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11472 (ASM_SPEC): Pass mdspr2 to the assembler.
11473 * config/mips/mips-dspr2.md: New file.
11475 2007-03-09 Sa Liu <saliu@de.ibm.com>
11477 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11479 2007-03-09 Ian Lance Taylor <iant@google.com>
11481 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11482 argument) like -Wstrict-overflow=2.
11483 * doc/invoke.texi (Warning Options): Update documentation.
11485 2007-03-09 Dirk Mueller <dmueller@suse.de>
11488 * doc/invoke.texi (-Wlogical-op): Document.
11489 * common.opt (-Wlogical-op): New.
11490 * c-common.h (warn_logical_operator): Declare.
11491 * c-common.c (warn_logical_operator): Define.
11492 * c-typeck.c (parser_build_binary_op): Call
11493 warn_logical_operator.
11495 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11497 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11498 * final.c (final_scan_insn): Test for non-"" file name.
11500 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11502 * doc/loop.texi: Document the Omega linear constraints solver.
11503 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11504 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11505 omega-hash-table-size, omega-max-keys, and
11506 omega-eliminate-redundant-constraints.
11507 * tree-pass.h (pass_check_data_deps): Declared.
11510 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11511 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11512 pass_check_data_deps): New.
11513 * tree-data-ref.c (init_data_ref): Remove declaration.
11514 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11515 (analyze_array): Renamed init_array_ref, move up initializations.
11516 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11517 Removed arguments that are set to NULL.
11518 (analyze_indirect_ref): Correct indentation, correct call to
11520 (object_analysis): Call init_array_ref instead of analyze_array.
11521 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11522 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11523 of DR_ACCESS_FNS_ADDR.
11524 (init_omega_eq_with_af, omega_extract_distance_vectors,
11525 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11526 ddr_consistent_p): New.
11527 (compute_affine_dependence): Check consistency of ddrs when
11528 flag_check_data_deps is passed.
11529 (analyze_all_data_dependences): Uncomment.
11530 (tree_check_data_deps): New.
11531 * tree-data-ref.h: Include omega.h.
11532 (DR_ACCESS_FNS_ADDR): Removed.
11533 (data_dependence_relation): Add inner_loop.
11534 (DDR_INNER_LOOP): New.
11535 * common.opt (fcheck-data-deps): New.
11536 * tree-flow.h (tree_check_data_deps): Declare.
11537 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11538 (OBJS-common): Depend on omega.o.
11540 * passes.c (pass_check_data_deps): Scheduled.
11541 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11542 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11543 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11544 PARAM_VECT_MAX_VERSION_CHECKS,
11545 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11547 2007-03-09 Richard Guenther <rguenther@suse.de>
11549 PR tree-optimization/30904
11550 PR middle-end/31058
11551 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11552 the same way as *_DIV_EXPR.
11554 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11556 * recog.c (decode_asm_operands): No mixed declarations and code.
11558 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11560 * rtl.def (ASM_INPUT): Add location.
11561 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11562 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11563 (decode_asm_operands): Add loc operand.
11564 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11565 * stmt.c (expand_asm): Rename to...
11566 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11567 gen_rtx_ASM_INPUT_loc.
11568 (expand_asm_expr): Adjust.
11569 * recog.c (decode_asm_operands): Add loc operand.
11570 (check_asm_operands, extract_insn): Adjust.
11571 * reload1.c (maybe_fix_stack_asms): Likewise.
11572 * final.c (asm_insn_count): Likewise.
11573 (final_scan_insn): Output # line before and after asm.
11575 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11577 * tree-ssa-structalias.c (variable_info): Remove
11579 (new_var_info): Ditto.
11580 (shared_bitmap_info_t): New structure.
11581 (shared_bitmap_table): New variable.
11582 (shared_bitmap_hash): New function.
11583 (shared_bitmap_eq): Ditto
11584 (shared_bitmap_lookup): Ditto.
11585 (shared_bitmap_add): Ditto.
11586 (merge_smts_into): Change to take bitmap directly.
11587 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11588 (init_alias_vars): Init shared bitmap hashtable.
11589 (delete_points_to_sets): Delete shared bitmap hashtable.
11590 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11591 is_aliased removal as a change that was still necessary was
11594 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11596 * config/i386/i386.h (override_options): Conditionally disable
11597 x86_sahf for 64bit targets only.
11599 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11602 * c-decl.c (merge_decls): Don't call make_var_volatile.
11603 * varasm.c (make_var_volatile): Remove.
11604 * output.h (make_var_volatile): Remove.
11606 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11608 PR tree-optimization/31085
11609 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11611 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11613 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11614 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11615 ATTR_CONST_NOTHROW_LIST.
11617 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11620 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11622 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11624 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11627 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11629 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11630 passed, use shared libgcc.
11632 2007-03-08 Roger Sayle <roger@eyesopen.com>
11634 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11635 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11636 (honor_protect_cleanup_actions, lower_try_finally_switch):
11638 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11639 ifc_temp_var): Likewise.
11640 * tree-inline.c (setup_one_parameter): Likewise.
11641 * tree-mudflap.c (mf_decl_cache_locals,
11642 mf_build_check_statement_for): Likewise.
11643 * tree-nested.c (init_tmp_var, save_tmp_var,
11644 finalize_nesting_tree_1): Likewise.
11645 * tree-outof-ssa.c (insert_copy_on_edge,
11646 insert_backedge_copies): Likewise.
11647 * tree-profile.c (tree_gen_edge_profiler,
11648 tree_gen_ic_profiler): Likewise.
11649 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11650 * tree-sra.c (sra_build_assignment): Likewise.
11651 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11652 * tree-ssa-math-opts.c (insert_reciprocals,
11653 execute_cse_sincos_1): Likewise.
11654 * tree-tailcall.c (adjust_accumulator_values,
11655 adjust_return_value): Likewise.
11656 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11657 * tree-vect-transform.c (vect_create_data_ref_ptr,
11658 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11659 vect_create_epilog_for_reduction, vectorizable_reduction,
11660 vectorizable_call, vectorizable_conversion,
11661 vectorizable_assignment, vectorizable_operation,
11662 vectorizable_type_demotion, vect_gen_widened_results_half,
11663 vect_permute_store_chain, vectorizable_store,
11664 vect_setup_realignment, vect_permute_load_chain,
11665 vectorizable_load, vectorizable_condition,
11666 vect_create_cond_for_align_checks): Likewise.
11667 * tree-vrp.c (build_assert_expr_for): Likewise.
11669 2007-03-08 Ian Lance Taylor <iant@google.com>
11671 * tree-vrp.c: Include "intl.h".
11672 (usable_range_p): New static function.
11673 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11674 overflowed values, juts set *strict_overflow_p.
11675 (compare_values): Only return -2 if one of the operands is not a
11677 (compare_ranges): Call usable_range_p.
11678 (compare_range_with_value): Likewise.
11679 (vrp_evaluate_conditional_warnv): Rename from
11680 vrp_evaluate_conditional. Make static. Change all callers.
11681 (vrp_evaluate_conditional): New function.
11682 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11683 on signed overflow.
11684 (simplify_abs_using_ranges): Likewise.
11685 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11686 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11687 within_stmt parameter.
11688 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11689 vrp_evaluate_conditional.
11690 * tree-ssa-threadedge.c
11691 (record_temporary_equivalences_from_stmts_at_dest): Change
11692 simplify parameter to take a second tree parameter.
11693 (simplify_control_stmt_condition): Likewise.
11694 (thread_across_edge): Likewise.
11695 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11696 (thread_across_edge): Likewise.
11697 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11699 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11701 * config/i386/i386.h (TARGET_SAHF): New define.
11702 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11703 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11704 (x86_sahf): New global variable.
11705 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11706 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11707 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11708 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11710 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11711 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11712 when expanding fcomi/sahf based tests.
11713 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11714 expanding sahf based alternative. Emit sahf based sequence when
11715 optimizing for code size.
11716 * config/i386/i386.md (x86_sahf_1): Do not disable for
11717 TARGET_64BIT, enable for TARGET_SAHF.
11719 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11721 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11722 spurious whitespace from error message.
11724 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11727 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11729 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11731 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11733 * tree-sra.c (instantiate_element): Propagate disabled warnings
11734 from the element itself to the created variable.
11736 2007-03-07 Richard Henderson <rth@redhat.com>
11739 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11740 silently fix up the stack in the case of a missing register.
11742 2007-03-07 Paul Brook <paul@codesourcery.com>
11744 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11746 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11748 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11750 (phase1_vrs): Use them.
11751 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11752 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11753 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11754 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11755 __gnu_Unwind_Restore_WMMXC if required.
11756 (_Unwind_VRS_Pop): Implement iWMMXt support.
11757 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11758 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11759 gnu_Unwind_Save_WMMXC): Define.
11761 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11763 * config/vxworks.h (vxworks_override_options): Declare.
11764 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11765 * config/vxworks.c: Include target.h and toplev.h.
11766 (vxworks_override_options): New function.
11767 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11769 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11771 * config/s390/s390.c (override_options): Don't emit an error when
11772 -mstack-size is used without providing -mstack-guard.
11773 (s390_emit_prologue): Choose stack_guard value automatically if not
11774 provided via command line.
11775 * doc/invoke.texi: Adjust description of -mstack-guard and
11778 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11780 * config/i386/i386.c (output_set_got): Add a GOT initialization
11781 sequence for VxWorks PIC.
11782 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11783 around labels as well as symbols. Use gotoff_operand instead
11784 of local_symbolic_operand.
11785 (legitimize_pic_address): Use gotoff_operand instead of
11786 local_symbolic_operand. Use @GOT accesses for labels as
11788 (ix86_output_addr_diff_elt): Use PC-relative rather than
11789 GP-relative offsets for VxWorks PIC.
11790 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11791 no_new_pseudos. Check whether the returned register is op0.
11792 * config/i386/i386.md (tablejump): Use PC-relative rather than
11793 GP-relative offsets for VxWorks PIC.
11794 * config/i386/predicates.md (gotoff_operand): New predicate.
11796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11798 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11800 * config/vxworks-dummy.h: New file.
11801 * config/i386/i386.h: Include it.
11803 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11805 * dwarf2out.c (is_inlined_entry_point): New
11806 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11807 DW_AT_ranges if the first subblock is the entry point.
11809 2007-03-06 David Daney <ddaney@avtrex.com>
11811 * doc/install.texi (mips-*-*): Change recommended binutils
11814 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11816 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11817 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11819 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11820 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11822 2007-03-06 Jan Hubicka <jh@suse.cz>
11824 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11825 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11827 (probably_cold_bb_p): Cold functions are cold.
11828 (probably_never_executed_bb_p): Cold functions are cold.
11829 (tree_bb_level_predictions): Predict calls to cold functions as not
11831 (compute_function_frequency): Check hot/cold attributes.
11832 * function.h (function_frequency): Update comments.
11833 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11834 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11835 (c_common_att): Add cold and hot.
11837 * doc/extend.texi (hot,cold attributes): Document.
11839 2007-03-06 Andrew Haley <aph@redhat.com>
11841 * function.c (expand_function_end): Move blockage to just after we
11842 emit the label for the naked return from the function.
11844 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11846 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11849 2007-03-06 Jan Hubicka <jh@suse.cz>
11851 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11852 loaded for constant large models. Non-large 64bit PIC can do.
11853 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11854 * cmodel.h: Add LARGE PIC.
11855 * i386.md (UNSPEC_PLTOFF): New.
11856 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11858 (*call_1_rex64): Disable for large models.
11859 (*call_1_rex64_large): New.
11860 (*call_value_1_rex64): Disable for large models.
11861 (*call_value_1_rex64_large): New.
11862 (set_rip_rex4): New.
11863 (set_got_offset_rex64): New.
11864 * predicates.md (constant_call_address_operand): For large model
11865 constant calls are not possible.
11866 * i386-protos.h (construct_plt_address): Declare.
11867 * i386.c (override_options): Accept large models.
11868 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11869 (legitimate_constant_p): Add new UNSPECs.
11870 (legitimate_pic_operand_p): Likewise.
11871 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11872 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11874 (output_pic_addr_const): Add PLTOFF.
11875 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11876 (ix86_expand_move): Legitimize pic address when in PIC mode.
11877 (construct_plt_address): New function.
11878 (ix86_expand_call): Offload the address to register and use GOT
11879 pointer for large model.
11880 * invoke.texi (mcmodel=large): Update documentation.
11882 2007-03-06 Richard Henderson <rth@redhat.com>
11884 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11885 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11886 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11887 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11888 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11889 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11890 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11891 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11892 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11893 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11894 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11895 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11896 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11897 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11898 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11899 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11900 x86_schedule, x86_use_bt, x86_pad_returns,
11901 x86_use_xchgb): Merge into ...
11902 (ix86_tune_features): ... here. New array.
11903 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11904 x86_bswap): Merge into ...
11905 (ix86_arch_features): ... here. New array.
11906 (x86_3dnow_a): Remove.
11907 (x86_accumulate_outgoing_args): Make static.
11908 (x86_arch_always_fancy_math_387): Make static.
11909 (ix86_tune_mask, ix86_arch_mask): Move ...
11910 (override_options): ... to local variables here. Apply the
11911 appropriate mask to each element of ix86_arch_features and
11912 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11913 as were done in the old macros.
11914 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11915 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11916 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11917 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11918 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11919 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11920 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11921 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11922 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11923 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11924 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11925 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11926 x86_accumulate_outgoing_args, x86_prologue_using_move,
11927 x86_epilogue_using_move, x86_decompose_lea,
11928 x86_arch_always_fancy_math_387, x86_shift1,
11929 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11930 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11931 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11932 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11933 x86_use_incdec, x86_pad_returns, x86_bswap,
11934 x86_partial_flag_reg_stall): Remove.
11935 (enum ix86_tune_indices): New.
11936 (ix86_tune_features): New.
11937 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11938 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11939 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11940 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11941 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11942 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11943 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11944 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11945 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11946 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11947 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11948 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11949 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11950 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11951 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11952 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11953 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11954 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11955 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11956 TARGET_EXT_80387_CONSTANTS): Use it.
11957 (enum ix86_arch_indices): New.
11958 (ix86_arch_features): New.
11959 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11960 TARGET_BSWAP): Use it.
11961 (ix86_tune_mask, ix86_arch_mask): Remove.
11963 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11966 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11967 Define using $${sysroot_headers_suffix}.
11968 * configure: Regenerate.
11969 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11970 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11972 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11973 * gcc.c (print_sysroot_headers_suffix): New.
11974 (option_map): Include --print-sysroot-headers-suffix.
11975 (display_help): Mention -print-sysroot-headers-suffix.
11976 (process_command): Handle -print-sysroot-headers-suffix.
11977 (do_spec_1): Append multilib directory to include-fixed path if
11978 sysroot suffixes in use.
11979 (main): Handle -print-sysroot-headers-suffix.
11980 * Makefile.in (start.encap): Don't depend on xlimits.h
11981 (xlimits.h): Remove.
11982 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11983 limits.h for each multilib in fixinc_list.
11984 (fixinc_list, s-fixinc_list): New.
11985 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11986 generate them for each multilib in fixinc_list.
11987 (stmp-fixproto): Use include-fixed. Run fixproto for each
11988 multilib in fixinc_list.
11989 (mostlyclean): Don't remove xlimits.h.
11990 (clean): Remove include-fixed.
11991 (real-install-headers-tar, real-install-headers-cpio,
11992 real-install-headers-cp): Don't copy include, only include-fixed.
11993 (install-mkheaders): Depend on fixinc_list. Don't depend on
11994 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11995 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11996 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11998 2007-03-06 Jan Hubicka <jh@suse.cz>
12000 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12003 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12005 * configure.ac: Allow tm_file to contain build-directory files.
12006 * configure: Regenerate.
12007 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12008 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12009 * config/m68k/print-sysroot-suffix.sh: New file.
12011 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12013 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12014 of pic_offset_table_rtx if reload_completed.
12015 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12016 PIC_OFFSET_TABLE_REGNUM.
12017 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12019 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12020 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12022 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12024 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12025 functions that call eh_return.
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 need a constant pool.
12032 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12035 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12036 (m68k_preferred_reload_class): Likewise.
12037 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12038 (SECONDARY_RELOAD_CLASS): Define.
12039 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12040 (LIMIT_RELOAD_CLASS): Delete.
12041 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12042 registers from storing bytes.
12043 (m68k_secondary_reload_class): New function.
12044 (m68k_preferred_reload_class): Likewise.
12046 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12048 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12050 (m68k_expand_prologue): Likewise.
12052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12054 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12055 (mips_expand_epilogue): Add a bool parameter.
12056 (m68k_legitimize_sibcall_address): Declare.
12057 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12058 (m68k_expand_epilogue): Add a parameter to select between sibling
12059 and normal epilogues. Only generate a return for the latter.
12060 (m68k_ok_for_sibcall_p): New function.
12061 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12062 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12063 (sibcall_value, *sibcall_value): Likewise.
12064 (*call, *call_value): Require !SIBLING_CALL_P.
12065 (epilogue): Update call to m68k_expand_epilogue.
12066 (sibcall_epilogue): New pattern.
12067 * config/m68k/predicates.md (const_call_operand): Say that this
12068 predicate applies to sibling calls too.
12069 (sibcall_operand): New predicate.
12071 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12073 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12074 alternatives as movsi_cf.
12075 (movsf_cf_hard): Add commentary.
12077 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12078 Richard Sandiford <richard@codesourcery.com>
12080 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12081 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12082 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12083 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12084 as being live on exit from an interrupt function.
12085 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12086 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12087 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12088 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12089 (m68k_interrupt_function_p): Globalize.
12090 (m68k_compute_frame_layout): Remove reverse mask code.
12091 (m68k_emit_movem, m68k_set_frame_related): New functions.
12092 (m68k_output_function_prologue): Delete in favor of...
12093 (m68k_expand_prologue): ...this new function.
12094 (m68k_output_function_epilogue): Delete in favor of...
12095 (m68k_expand_epilogue): ...this new function.
12096 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12098 (print_operand): Handle %?.
12099 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12100 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12101 (prologue, epilogue): New patterns.
12102 (return): Turn into a define_expand.
12103 (*return): New pattern, derived from old "return" pattern. Use rte
12104 rather than rts for interrupt functions. Only use rtd if the pop
12106 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12107 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12108 (link, *link, unlink, *unlink, load_got): Likewise.
12110 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12114 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12115 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12116 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12117 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12118 and m68k_matches_u_p.
12119 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12120 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12121 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12122 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12123 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12124 (REG_STRICT_P): New macro.
12125 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12126 PCREL_GENERAL_OPERAND_OK.
12127 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12128 m68k_legitimate_base_reg_p.
12129 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12130 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12131 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12132 * config/m68k/m68k.c (m68k_address): New structure.
12133 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12134 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12135 (m68k_jump_table_ref_p, m68k_decompose_address)
12136 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12137 (m68k_matches_u_p): New functions.
12138 (print_operand_address): Rewrite to use m68k_decompose_index.
12140 2007-03-05 David Taylor <dtaylor@emc.com>
12142 * gcc.c: Correct copyright date in --version output.
12144 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12146 * pa.md: In unamed move patterns, disparge copies between general
12147 and floating point registers using '?' modifier. Don't include 'f'
12148 constraint for register preferences in DImode, SImode, HImode and
12149 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12150 Remove constraints for copies between general and floating registers
12151 in soft-float DFmode pattern.
12152 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12156 2007-03-05 Mike Stump <mrs@apple.com>
12158 * c-common.c (targetcm): Add.
12159 * c-opts.c (c_common_handle_option): Handle language specific
12161 * opts.c (handle_option): Verify language for target options, if
12163 * opth-gen.awk: Add CL_LANG_ALL.
12164 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12165 (TARGETCM_INITIALIZER): Add.
12166 * target.h (struct gcc_targetcm): Add.
12168 * targhooks.c (default_handle_c_option): Add.
12169 * targhooks.h (default_handle_c_option): Add.
12170 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12172 * config/darwin.opt (iframework): Add.
12173 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12174 * config/darwin-c.c (handle_c_option): Add.
12175 (TARGET_HANDLE_C_OPTION): Add.
12177 * doc/invoke.texi (Darwin Options): Add -iframework.
12179 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12181 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12184 2007-03-05 Ian Lance Taylor <iant@google.com>
12186 * c.opt (fgnu89-inline): New option.
12187 * c-opts.c (c_common_post_options): Set default value for
12189 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12190 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12192 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12193 (grokdeclarator, start_function): Likewise.
12194 * c-cppbuiltin.c (c_cpp_builtins): Define either
12195 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12196 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12197 (C Dialect Options): Document -fgnu89-inline.
12198 * doc/extend.texi (Function Attributes): Explain what the
12199 gnu_inline attribute does.
12200 * doc/cpp.texi (Common Predefined Macros): Document
12201 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12203 2007-03-05 Ian Lance Taylor <iant@google.com>
12205 PR tree-optimization/31034
12206 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12207 half-range if the other side is an overflow infinity.
12209 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12211 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12212 (bfin*-linux-uclibc*): New configuration.
12213 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12215 * config/bfin/linux.h: New file.
12216 * config/bfin/libgcc-bfin.ver: New file.
12217 * config/bfin/t-bfin-uclinux: New file.
12218 * config/bfin/t-bfin-linux: New file.
12219 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12220 (TARGET_OS_CPP_BUILTINS): New macro.
12222 2007-03-05 Richard Guenther <rguenther@suse.de>
12224 * fold-const.c (fold_binary): Remove duplicate folding
12225 of comparison of non-null ADDR_EXPR against null.
12227 2007-03-05 Richard Guenther <rguenther@suse.de>
12228 Dorit Nuzman <dorit@il.ibm.com>
12230 PR tree-optimization/26420
12231 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12232 are no loops in the function. Only print the number of
12233 vectorized loops if it is greater than zero or we are supposed
12234 to print information about unvectorized loops.
12236 2007-03-05 Revital Eres <eres@il.ibm.com>
12238 * gcc.dg/var-expand1.c: New test.
12239 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12240 when an accumulator is expanded.
12242 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12245 * c-common.c (convert_and_check): Don't give warnings for
12246 conversion if 'expr' already overflowed.
12248 2007-03-04 Roger Sayle <roger@eyesopen.com>
12250 PR middle-end/30744
12251 * fold-const.c (fold_comparison): Enforce type consistency when
12252 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12254 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12256 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12257 containing a cast to the base of TARGET_MEM_REF.
12259 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12261 * tree.c (tree_contains_struct_check_failed): Remove spurious
12262 whitespace from error message.
12264 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12267 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12268 instead of precision.
12270 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12271 Nathan Sidwell <nathan@codesourcery.com>
12273 * emit-rtl.c (find_auto_inc): New.
12274 (try_split): recreate REG_INC notes,
12275 Use regular for loops rather than whiles.
12277 2007-03-03 Andreas Schwab <schwab@suse.de>
12279 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12280 * configure: Regenerate.
12282 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12284 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12285 flag_rounding_math, not flag_unsafe_math_optimizations.
12287 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12289 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12290 alpha_fold_vector_minmax): Likewise.
12291 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12292 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12294 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12296 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12297 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12298 if the lhs has side-effects.
12299 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12301 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12303 * config/i386/i386.h (TUNEMASK): Remove define.
12304 (ARCHMASK): Remove define.
12305 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12306 Use ix86_arch_mask variable instead of ARCHMASK.
12307 * config/i386/i386.c (override_options): Ditto.
12308 (standard_80387_constant_p): Ditto.
12310 2007-03-02 Ian Lance Taylor <iant@google.com>
12312 Used signed infinities in VRP.
12313 * tree-vrp.c (uses_overflow_infinity): New static function.
12314 (supports_overflow_infinity): New static function.
12315 (make_overflow_infinity): New static function.
12316 (negative_overflow_infinity): New static function.
12317 (positive_overflow_infinity): New static function.
12318 (is_negative_overflow_infinity): New static function.
12319 (is_positive_overflow_infinity): New static function.
12320 (is_overflow_infinity): New static function.
12321 (overflow_infinity_range_p): New static function.
12322 (compare_values_warnv): New function split out of compare_values.
12323 (compare_value): Call it.
12324 (set_value_range_to_nonnegative): Add overflow_infinity
12325 parameter. Change caller.
12326 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12328 (vrp_expr_computes_nonzero): Likewise.
12329 (compare_ranges, compare_range_with_value): Likewise.
12330 (compare_name_with_value, compare_names): Likewise.
12331 (vrp_evaluate_conditional): Likewise.
12332 (set_value_range): Handle infinity
12333 (vrp_operand_equal_p, operand_less_p): Likewise.
12334 (extract_range_from_assert): Likewise.
12335 (vrp_int_const_binop): Likewise.
12336 (extract_range_from_binary_expr): Likewise.
12337 (extract_range_from_unary_expr): Likewise.
12338 (extract_range_from_comparison): Likewise.
12339 (extract_range_from_expr): Likewise.
12340 (dump_value_range): Likewise.
12341 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12342 (test_for_singularity): Likewise.
12343 (vrp_int_const_binop): Remove inline qualifier.
12344 (adjust_range_with_scev): Add comment.
12345 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12347 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12349 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12350 (get_constraint_for): Likewise.
12351 (do_structure_copy): Likewise.
12352 (find_func_aliases): Fix references to MODIFY_EXPR.
12353 (intra_create_variable_infos): Tidy.
12354 * tree-ssa-operands.c (add_virtual_operand): Add argument
12356 When adding members of alias sets, if IS_CALL_SITE is true and
12357 the symbol is not call-clobbered, skip it.
12358 Adjust all callers.
12360 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12362 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12363 entry by means of emit_insn_at_entry.
12365 2007-03-02 Richard Henderson <rth@redhat.com>
12367 * expr.h (promoted_input_arg): Remove decl.
12368 * function.c (promoted_input_arg): Merge into ...
12369 * combine.c (setup_incoming_promotions): ... only caller.
12370 Rearrange to avoid double loop.
12372 2007-03-02 Ben Elliston <bje@au.ibm.com>
12373 Peter Bergner <bergner@vnet.ibm.com>
12374 Janis Johnson <janis187@us.ibm.com>
12376 * config/rs6000/dfp.md: New file.
12377 * config/rs6000/rs6000.md: Include dfp.md.
12378 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12379 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12380 and TDmode decimal float modes in FP registers.
12381 (num_insns_constant): Likewise.
12382 (rs6000_legitimate_offset_address_p): Likewise.
12383 (rs6000_legitimize_address): Likewise.
12384 (rs6000_legitimize_reload_address): Likewise.
12385 (rs6000_legitimate_address): Likewise.
12386 (rs6000_emit_move): Likewise.
12387 (function_arg_boundary): Likewise.
12388 (function_arg_advance): Likewise.
12389 (rs6000_darwin64_record_arg_recurse): Likewise.
12390 (function_arg): Likewise.
12391 (rs6000_gimplify_va_arg): Likewise.
12392 (rs6000_split_multireg_move): Likewise.
12393 (rs6000_output_function_epilogue): Likewise.
12394 (rs6000_output_function_epilogue): Likewise.
12395 (rs6000_register_move_cost): Likewise.
12396 (rs6000_function_value): Likewise.
12397 (rs6000_libcall_value): Likewise.
12399 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12401 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12403 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12405 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12406 Use $MULTIDIR to choose between the kernel and RTP headers,
12407 and use $WIND_BASE and $WIND_USR to locate them.
12409 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12411 * config/i386/i386.c (override_options): Put initialization of
12412 ix86_tune_mask and ix86_arch_mask to the correct place.
12414 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12415 Michael Meissner <michael.meissner@amd.com>
12418 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12419 (ARCHMASK): Define.
12420 (TARGET_CMOVE): Use ARCHMASK.
12421 (TARGET_CMPXCHG): Ditto.
12422 (TARGET_CMPXCHG8B): Ditto.
12423 (TARGET_XADD): Ditto.
12424 (TARGET_BSWAP): Ditto.
12425 * config/i386/i386.c (ix86_tune_mask): New global variable.
12426 (ix86_arch_mask): Ditto.
12427 (override_options): Initialize ix86_tune_mask and
12428 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12431 2007-03-02 Ben Elliston <bje@au.ibm.com>
12434 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12436 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12438 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12439 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12440 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12441 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12443 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12444 rs6000_init_dwarf_reg_sizes_extra): New.
12445 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12446 SPE register high parts.
12448 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12450 * Makefile.in: Add install-pdf target as
12451 copied from automake v1.10 rules.
12452 * configure.ac: Add install-pdf to target list.
12453 * configure: Regenerate.
12455 2007-03-01 Paul Brook <paul@codesourcery.com>
12457 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12458 modes to LDRD for DImode.
12459 (output_move_double): Fixup out of range ldrd/strd.
12460 (vfp_secondary_reload_class): Rename...
12461 (coproc_secondary_reload_class): ... to this. Add wb argument.
12462 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12463 coproc_secondary_reload_class for CLASS_IWMMXT.
12464 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12465 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12467 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12469 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12470 unroll factor by the estimated number of iterations.
12471 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12472 than prefetch latency.
12474 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12475 decode_caches_intel, detect_caches_intel): New functions.
12476 (host_detect_local_cpu): Use detect_caches_amd and
12477 detect_caches_intel.
12479 2007-03-01 Richard Henderson <rth@redhat.com>
12481 * expr.c (emit_move_complex_push): Export.
12482 (emit_move_complex_parts): Split out from ...
12483 (emit_move_complex): ... here.
12484 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12485 * config/i386/i386.md (movcdi): New.
12487 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12489 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12490 size of mode1 to check for tieable modes in MMX case.
12492 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12494 * Makefile.in (rtlanal.o): Depend on tree.h.
12495 * rtl.h (offset_within_section_p, split_const): Declare.
12496 * rtlanal.c: Include tree.h.
12497 (offset_within_block_p): New function, taken from
12498 mips_offset_within_object_p.
12499 (split_const): New function, taken from mips_split_const.
12500 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12502 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12503 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12504 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12505 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12506 (m68k_illegitimate_symbolic_constant_p): New function.
12507 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12508 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12509 symbolic constant that might be outside the symbol's section,
12510 move the symbol first and then add the offset.
12511 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12513 * config/mips/mips.c (mips_split_const): Delete.
12514 (mips_offset_within_object_p): Delete.
12515 (mips_symbolic_constant_p): Use offset_within_section_p and
12516 split_const instead of mips_offset_within_object_p and
12518 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12519 (mips_legitimize_const_move, print_operand_reloc)
12520 (mips_dangerous_for_la25_p): Use split_const instead of
12523 2007-02-28 Eric Christopher <echristo@apple.com>
12525 * Makefile.in (install-include-dir): Don't rm -rf include.
12527 2007-02-28 Richard Guenther <rguenther@suse.de>
12529 PR middle-end/30364
12530 * fold-const.c (fold_binary): Do not associate expressions
12531 with more than one variable for integer types that do not wrap.
12533 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12535 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12536 Delete, and replace with...
12537 (fold_builtin_call_array): This. Update callers to use it.
12538 * fold-const.c (fold_build_call_list): Delete, and replace with...
12539 (fold_build_call_array): This.
12540 (fold_build_call_list_initializer): Delete, and replace with...
12541 (fold_build_call_array_initializer): This.
12542 * tree.h: Update declarations to reflect above changes.
12544 * c-typeck.c (build_function_call): Store converted arguments
12545 in a stack-allocated array instead of building a list.
12546 (convert_arguments): Store arguments in the array passed in as an
12547 argument, and return the actual number of arguments.
12548 * c-format.c: (check_function_format): Pass arguments in an
12549 array instead of a list.
12550 * c-common.c (check_function_nonnull): Likewise.
12551 (check_function_sentinel): Likewise.
12552 (check_function_arguments): Likewise.
12553 * c-common.h: Update declarations to reflect above changes.
12555 2007-02-28 Jan Hubicka <jh@suse.cz>
12557 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12558 PRED_NEGATIVE_RETURN): Update outcomes.
12560 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12562 * calls.c (emit_library_call_value_1): Handle partial registers
12563 correctly when building up CALL_INSN_FUNCTION_USAGE.
12565 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12567 * pa/predicates.md (move_src_operand): Allow zero for mode.
12568 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12571 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12574 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12575 *movv2df_internal): Enable pattern only for valid operand
12577 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12578 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12580 2007-02-27 Mike Stump <mrs@apple.com>
12582 * config/darwin-crt3.c: Avoid compilation when compiling for a
12585 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12587 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12589 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12590 for fixed headers and limits.h.
12591 (install-include-dir, install-headers-tar, install-headers-cpio,
12592 install-headers-cp, real-install-headers-tar,
12593 real-install-headers-cpio, real-install-headers-cp): Handle
12594 include-fixed as well as include.
12595 (install-mkheaders): Don't install files that go only in include
12597 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12598 from GCC_INCLUDE_DIR.
12599 * gcc.c (process_command): Remove special -BstageN/ handling.
12600 (do_spec_1): Add include-fixed directories.
12602 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12604 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12606 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12608 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12611 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12613 * c-common.c (get_priority): Add check for
12614 SUPPORTS_INIT_PRIORITY.
12616 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12618 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12620 * config/bfin/bfin.c: Include "cfglayout.h".
12621 (MAX_LSETUP_DISTANCE): New macro.
12622 (struct loop_info): New members incoming, incoming_src and
12623 incoming_dest. Delete member predecessor.
12624 (length_for_loop): New function.
12625 (bfin_optimize_loop): Handle more different loop structures.
12626 (bfin_discover_loop): Rework detection of predecessor blocks by
12627 examining incoming edges.
12628 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12630 (bfin_reorder_loops): New function.
12631 (bfin_reorg_loops): Use these three new functions.
12633 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12634 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12635 (CONSTRAINT_LEN): Add entry for 'q'.
12636 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12637 Add 'q' constraints.
12638 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12639 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12641 * config/bfin/bfin.md (add_with_carry): New pattern.
12642 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12643 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12644 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12645 support unsigned multiplies too. Removed incorrect commutativity from
12646 operand 1 constraint where appropriate.
12647 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12649 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12650 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12652 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12653 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12654 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12655 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12656 usmulhisi_hh_huh): New patterns.
12658 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12659 lshifthi3): Fix output template to use half reg for operand 2.
12661 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12664 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12666 2007-02-27 Andreas Schwab <schwab@suse.de>
12668 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12670 2007-02-27 Jan Hubicka <jh@suse.cz>
12672 * predict.c (last_basic_block_p): Remove.
12673 (tree_estimate_probability): Update return heuristic for commonized
12676 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12678 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12680 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12682 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12683 * doc/cpp.texi: Standardize title page.
12684 * doc/cppinternals.texi: Likewise.
12685 * doc/gcc.texi: Standardize title page, remove version number
12686 from copyright page.
12687 * doc/gccint.texi: Likewise.
12688 * doc/install.texi: Standardize title page, add table of
12691 2007-02-26 Jan Hubicka <jh@suse.cz>
12693 * predict.def: Set outcomes according to more recent results.
12694 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12695 Remove dead predictors.
12696 * predict.c (return_prediction): Fix pasto.
12698 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12700 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12701 change; avoid a memory leak when returning early.
12703 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12705 * c-decl.c (static_ctors): Move to c-common.c.
12706 (static_dtors): Likewise.
12707 (finish_function): Use c_record_cdtor_fn.
12708 (build_cdtor): Move to c-common.c.
12709 (c_write_global_declarations): Use c_build_cdtor_fns.
12710 * c-common.h (static_ctors): Declare.
12711 (static_dtors): Likewise.
12712 (c_record_cdtor_fn): Likewise.
12713 (c_build_cdtor_fns): Likewise.
12714 * c-common.c (static_ctors): New variable.
12715 (static_dtors): Likewise.
12716 (c_record_cdtor_fn): New function.
12717 (build_cdtor): Move from c-decl.c
12718 (c_build_cdtor_fns): New function.
12720 * output.h (assemble_addr_to_section): Declare.
12721 (get_cdtor_priority_section): Likewise.
12722 * varasm.c (assemble_addr_to_section): New function.
12723 (get_cdtor_priority_section): Likewise.
12724 (default_named_section_asm_out_destructor): Use them.
12725 (destor_dtor_section_asm_out_destructor): Likewise.
12726 (default_named_section_asm_out_constructor): Likewise.
12727 (default_ctor_section_asm_out_constructor): Likewise.
12728 * config.gcc (*-*-vxworks*): Include vxworks.o.
12729 * config/t-vxworks (vxworks.o): New target.
12730 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12731 (TARGET_ASM_CONSTRUCTOR): Define.
12732 (TARGET_ASM_DESTRUCTOR): Likewise.
12733 (vxworks_asm_out_constructor): Declare.
12734 (vxworks_asm_out_destructor): Likewise.
12736 * c-common.c (get_priority): Check that we have not just an
12737 INTEGER_CST, but an integer constant with integeral type.
12739 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12741 PR tree-optimization/30938
12742 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12743 use &dt[nargs-1] instead of &dt[nargs] in the call to
12744 vect_is_simple_use().
12746 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12748 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12749 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12750 Do not attempt to handle MEM inside auto-inc expressions.
12751 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12752 of a register modified by an auto-inc expression. However, do handle
12753 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12754 (elimination_effects): Prohibit elimination of a register modified
12755 by an auto-inc expression. Disable register elimination rules whose
12756 target register is modified by an auto-inc expression with variable
12759 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12761 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12763 (array_at_struct_end_p): New function.
12764 (idx_infer_loop_bounds): Use it.
12765 (estimate_numbers_of_iterations_loop): Export.
12766 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12767 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12768 (tree_estimate_probability): Call record_loop_exits.
12769 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12770 (estimated_loop_iterations, estimated_loop_iterations_int,
12771 estimated_loop_iterations_tree): New functions.
12772 (analyze_siv_subscript_cst_affine,
12773 compute_overlap_steps_for_affine_1_2,
12774 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12775 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12776 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12777 (PRED_LOOP_ITERATIONS_GUESSED): New.
12778 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12779 * cfgloop.h (estimate_numbers_of_iterations_loop,
12780 estimated_loop_iterations_int): Declare.
12782 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12784 * doc/extend.texi: Document optional priority argument to
12785 constructors and destructors.
12786 * tree.c (init_priority_for_decl): Adjust GTY markers.
12787 (init_ttree): Use priority-info hash functions for
12788 init_priority_for_decl.
12789 (tree_map_eq): Rename to ...
12790 (tree_map_base_eq): ... this.
12791 (tree_map_marked_p): Rename to ...
12792 (tree_map_base_marked_p): ... this.
12793 (tree_map_base_hash): New function.
12794 (decl_init_priority_lookup): Rework.
12795 (decl_fini_priority_lookup): New function.
12796 (decl_priority_info): New function.
12797 (decl_init_priority_insert): Use it.
12798 (decl_fini_priority_insert): Likewise.
12799 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12801 (decl_restrict_base_insert): Likewise.
12802 (decl_debug_expr_insert): Likewise.
12803 (decl_value_expr_lookup): Likewise.
12804 (decl_value_expr_insert): Likewise.
12805 * tree.h (priority_type): New type.
12806 (decl_init_priority_lookup): Use priority_type.
12807 (decl_fini_priority_lookup): New function.
12808 (decl_init_priority_insert): Use priority_type.
12809 (decl_fini_priority_insert): New function.
12810 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12811 (DECL_INIT_PRIORITY): Likewise.
12812 (SET_DECL_INIT_PRIORITY): Add comment.
12813 (DECL_FINI_PRIORITY): New macro.
12814 (SET_DECL_FINI_PRIORITY): Likewise.
12815 (DEFAULT_INIT_PRIORITY): Document.
12816 (MAX_INIT_PRIORITY): Likewise.
12817 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12818 (tree_map_base): New type.
12819 (tree_map_base_eq): New function.
12820 (tree_map_base_hash): Likewise.
12821 (tree_map_base_marked_p): Likewise.
12822 (tree_map): Inherit from tree_map_base.
12823 (tree_map_eq): Make it a macro.
12824 (tree_map_marked_p): Likewise.
12825 (tree_int_map): Inherit from tree_map_base.
12826 (tree_int_map_eq): Make it a macro.
12827 (tree_int_map_hash): Likewise.
12828 (tree_int_map_marked_p): Likewise.
12829 (tree_priority_map): New type.
12830 (tree_priority_map_eq): New macro.
12831 (tree_priority_map_hash): Likewise.
12832 (tree_priority_map_marked_p): Likewise.
12833 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12835 (emutls_common_1): Likewise.
12836 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12837 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12838 of tree_map hierarchy.
12839 * tree-cfg.c (move_stmt_r): Likewise.
12840 (new_label_mapper): Likewise.
12841 * c-tree.h (c_expand_body): Move to ...
12842 * c-common.h (c_expand_body): ... here.
12843 * c-decl.c (c_expand_body): Move to ...
12844 * c-common.c (c_expand_body): ... here.
12845 (c_common_attribute_table): Allow 1 argument for the constructor
12846 and destructor attributes.
12847 (get_priority): New function.
12848 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12849 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12851 2007-02-24 Jan Hubicka <jh@suse.cz>
12853 PR middle-end/30509
12854 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12855 copying for inlining.
12857 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12858 Jan Hubicka <jh@suse.cz>
12861 * i386.c (counter_mode): New function.
12862 (expand_set_or_movmem_via_loop): Use it.
12863 (expand_movmem_epilogue): Likewise; fix pasto.
12864 (ix86_expand_movmem): Do emit guard even for constant counts.
12865 (ix86_expand_setmem): Likewise.
12867 2007-02-25 Nick Clifton <nickc@redhat.com>
12869 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12870 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12872 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12875 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12876 count argument with 0x10, not with 0x16.
12877 (expand_setmem_epilogue): Ditto.
12879 2007-02-24 Mike Stump <mrs@apple.com>
12881 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12884 2007-02-24 Richard Guenther <rguenther@suse.de>
12886 PR middle-end/30951
12887 * fold-const.c (fold_binary): Fold x +- CST op x for
12888 EQ_EXPR and NE_EXPR.
12890 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12892 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12894 2007-02-24 Jan Hubicka <jh@suse.cz>
12896 * cgraphunit.c (decide_is_function_needed): Honor
12897 -fkeep-inline-functions.
12899 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12901 * builtins.c (fold_builtin_modf): New.
12902 (fold_builtin_2): Use it.
12904 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12906 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12907 (determine_max_iter): Take additional LOOP arg; all callers changed.
12908 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12909 one using simplifications.
12910 (simplify_using_initial_values): Return if the expression becomes
12911 invalid due to altered regs.
12913 2007-02-23 DJ Delorie <dj@redhat.com>
12915 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12917 2007-02-23 Mike Stump <mrs@apple.com>
12919 * tlink.c (scan_linker_output): Parse linker messages from
12920 darwin9's linker better.
12922 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12925 * varpool.c (varpool_assemble_pending_decls): Set
12926 varpool_last_needed_node to null.
12928 2007-02-23 DJ Delorie <dj@redhat.com>
12930 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12931 alignment bigger than the object file can handle.
12933 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12936 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12937 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12938 (*movsf_1): Penalize MMX moves.
12940 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12942 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12943 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12945 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12947 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12949 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12950 (fold_builtin_1): Use them.
12951 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12952 BUILT_IN_SIGNIFICAND.
12954 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12956 * config/i386/i386.c (bdesc_1arg): Initialize
12957 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12958 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12959 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12960 and IX86_BUILTIN_MOVSLDUP.
12962 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12964 PR rtl-optimization/30841
12965 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12967 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12969 * builtins.c (fold_builtin_frexp): New.
12970 (fold_builtin_2): Use it.
12972 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12974 * doc/invoke.texi (Spec Files): Document getenv spec function.
12976 * gcc.c (getenv_spec_function): New function.
12977 (static_spec_functions): Add it.
12978 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12979 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12982 2007-02-22 Michael Matz <matz@suse.de
12985 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12986 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12988 2007-02-22 Ian Lance Taylor <iant@google.com>
12991 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12992 (mem_loc_descriptor): Call it.
12994 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12995 Ira Rosen <irar@il.ibm.com>
12997 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12999 2007-02-22 Ira Rosen <irar@il.ibm.com>
13001 PR tree-optimization/30843
13002 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13003 stores only after all the group is vectorized.
13005 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13007 PR tree-optimization/30858
13008 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13009 in the reduction cycle have a single use in the loop.
13010 * tree-vectorizer.h (relevant): Add documentation.
13012 2007-02-20 Mike Stump <mrs@apple.com>
13014 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13015 * configure: Regenerate.
13017 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13019 Change the defaults of some parameters and options.
13020 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13021 * config/spu/spu.c (spu_optimization_options): Add.
13022 (spu_override_options): Change params in spu_optimization_options.
13023 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13025 Register 127 is only 16 byte aligned when used as a frame pointer.
13026 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13027 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13028 HARD_FRAME_POINTER_REGNUM.
13029 (spu_legitimate_address): Use regno_aligned_for_reload.
13030 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13031 aligned when frame_pointer_needed is true.
13032 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13034 * config/spu/spu.h (INIT_EXPANDERS): Define.
13036 Make sure shift and rotate instructions have valid immediate operands.
13037 * config/spu/predicates.md (spu_shift_operand): Remove.
13038 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13039 * config/spu/constraints.md (W, O): Extend range.
13040 * config/spu/spu.md (umask, nmask): Define.
13041 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13042 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13043 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13044 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13045 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13046 (lshr<mode>3_reg): Fix rtl description.
13048 Make sure mulhisi immediate operands are valid.
13049 * config/spu/predicates.md (imm_K_operand): Add.
13050 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13052 Generate constants using fsmbi and andi.
13053 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13054 (print_operand, spu_split_immediate, classify_immediate,
13055 fsmbi_const_p): Handle IC_FSMBI2.
13057 Correctly handle a CONST_VECTOR containing symbols.
13058 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13059 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13060 (immediate_load_p): Allow symbols that use 2 instructions to create.
13061 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13062 with symbols when flag_pic is set.
13063 (const_vector_immediate_p): New.
13064 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13065 accept a CONST_VECTOR with symbols.
13066 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13067 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13069 * config/spu/spu.md (high, low): Delete.
13070 (low_<mode>): Define.
13072 Remove INTRmode and INTR_REGNUM, which didn't work.
13073 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13075 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13076 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13077 peephole2 pattern): Don't use INTR or 131.
13078 (movintrcc): Delete.
13079 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13080 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13081 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13082 (UNSPEC_SET_INTR): Add.
13083 * config/spu/spu-modes.def (INTR): Remove.
13085 More accurate warnings about run-time relocations.
13086 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13088 Correctly warn about immediate arguments to specific intrinsics.
13089 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13090 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13091 the instruction predicate.
13093 Fix tree check errors with latest update.
13094 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13096 (spu_expand_builtin): Use CALL_EXPR_FN.
13098 Add missing specific intrinsics.
13099 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13101 * config/spu/spu_internals.h: Ditto.
13103 Fix incorrect operand modifiers.
13104 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13105 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13107 Optimize one case of zero_extend of a vec_select.
13108 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13110 Accept any immediate for hbr.
13111 * config/spu/spu.md (hbr): Change s constraints to i.
13113 2007-02-21 Paul Brook <paul@codesourcery.com>
13115 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13116 condexec_count when skipping USE and CLOBBER.
13118 2007-02-21 Nick Clifton <nickc@redhat.com>
13120 * common.opt (Warray-bounds): Add Warning attribute.
13121 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13123 (fsized-zeroes): Add Optimization attribute.
13124 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13125 * c.opt (Wc++0x-compat): Add Warning attribute.
13127 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13129 PR middle-end/30761
13130 * reload1.c (eliminate_regs_in_insn): In the single_set special
13131 case, attempt to re-recognize the insn before falling back to
13132 having reload fix it up.
13134 2007-02-20 Eric Christopher <echristo@gmail.com>
13136 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13137 Rewrite accordingly.
13138 (frv_read_iacc_argument): Ditto.
13139 (frv_expand_set_builtin): Take a call instead of arglist, update for
13141 (frv_expand_unop_builtin): Ditto.
13142 (frv_expand_binop_builtin): Ditto.
13143 (frv_expand_cut_builtin): Ditto.
13144 (frv_expand_binopimm_builtin): Ditto.
13145 (frv_expand_voidbinop_builtin): Ditto.
13146 (frv_expand_int_void2arg): Ditto.
13147 (frv_expand_prefetches): Ditto.
13148 (frv_expand_voidtriop_builtin): Ditto.
13149 (frv_expand_voidaccop_builtin): Ditto.
13150 (frv_expand_load_builtin): Ditto.
13151 (frv_expand_store_builtin): Ditto.
13152 (frv_expand_mdpackh_builtin): Ditto.
13153 (frv_expand_mclracc_builtin): Ditto.
13154 (frv_expand_mrdacc_builtin): Ditto.
13155 (frv_expand_mwtacc_builtin): Ditto.
13156 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13159 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13161 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13162 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13164 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13165 point instructions.
13166 * configure: Regenerate.
13167 * config.in: Regenerate.
13168 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13169 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13170 masks to power6 and power6x and to POWERPC_MASKS.
13171 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13173 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13174 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13175 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13176 Access PROTOTYPE as variable, not mask.
13178 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13180 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13181 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13182 * combine.c (adjust_for_new_dest): Use it.
13183 * postreload.c (reload_combine): Likewise.
13185 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13187 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13188 notes on an insn with multiple sets, even if single_set returns
13189 non-NULL for that insn.
13191 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13193 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13194 scalbn and scalbln.
13196 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13198 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13199 if user didn't pass it.
13200 * config/i386/darwin.h (CC1_SPEC): Likewise.
13201 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13202 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13203 -mmacosx-version-min.
13205 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13206 Uros Bizjak <ubizjak@gmail.com>
13208 * optabs.h (enum optab_index): Add new OTI_scalb.
13209 (scalb_optab): Define corresponding macro.
13210 * optabs.c (init_optabs): Initialize scalb_optab.
13211 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13213 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13214 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13215 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13216 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13217 flag_unsafe_math_optimizations is set.
13219 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13220 to implement scalbf, scalb and scalbl built-ins as inline x87
13223 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13224 DJ Delorie <dj@redhat.com>
13227 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13228 (diagnostic_report_diagnostic): ... here, and turn them into real
13229 errors. If warnings are inhibited, no need to do anything.
13231 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13234 better code generation.
13236 2007-02-20 Ben Elliston <bje@au.ibm.com>
13238 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13240 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13242 * config/alpha/alpha.c, config/alpha/alpha.md,
13243 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13244 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13245 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13246 config/arm/lib1funcs.asm: Follow spelling conventions.
13248 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13249 config/fr30/fr30.md, config/i386/i386.h,
13250 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13251 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13252 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13253 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13254 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13255 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13256 config/sparc/sparc.c, config/sparc/sparc.h,
13257 config/sparc/sparc.md, config/spu/constraints.md,
13258 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13261 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13264 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13267 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13269 * doc/invoke.texi (-ftree-lrs): Remove.
13271 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13273 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13276 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13278 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13279 new CALL_EXPR_FN macro for retrieving the function
13280 declaration of the input expression.
13282 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13284 * c.opt (Waddress): New.
13285 * common.opt (Walways-true): Delete.
13286 (Wstring-literal-comparison): Delete.
13287 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13288 -Wstring-literal-comparison. Add -Waddress.
13290 (Walways-true): Delete.
13291 (Wstring-literal-comparison): Delete.
13292 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13293 consistently instead of -Walways-true in example.
13294 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13295 * c-typeck.c (parser_build_binary_op): Replace
13296 -Wstring-literal-comparison and -Walways-true with -Waddress.
13297 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13300 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13302 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13303 without DECL_STRUCT_FUNCTION initialized.
13305 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13307 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13308 due to calls to functions taking pointers as parameters.
13310 2007-02-19 Richard Henderson <rth@redhat.com>
13313 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13316 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13318 * config/s390/s390.c (s390_call_saved_register_used,
13319 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13320 accessed to the new scheme.
13322 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13324 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13325 (cris_print_index, cris_print_operand, cris_print_operand_address)
13326 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13327 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13328 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13329 GET_CODE () == xxx.
13330 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13331 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13332 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13333 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13334 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13335 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13336 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13337 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13338 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13339 (uminsi3, call, call_value): Ditto.
13340 (define_split: indir_to_reg_split, unnamed): Ditto.
13342 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13344 PR tree-optimization/30975
13345 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13348 2007-02-18 Eric Christopher <echristo@gmail.com>
13350 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13351 Remove use of arglist.
13352 (mips_expand_builtin): Remove use of arglist, pass in expr.
13353 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13354 (mips_expand_builtin_movtf): Ditto.
13355 (mips_expand_builtin_compare): Ditto.
13357 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13359 * tree-sra.c (sra_build_assignment): Replace assertion
13360 checking with a comment explaining why it can't be done.
13362 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13364 PR middle-end/30833
13365 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13366 during CALL_EXPR representation conversion.
13367 * tree-ssa-propagate.c (set_rhs): Likewise.
13369 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13371 * tree-sra.c (sra_build_assignment): Disable assertion checking
13374 2007-02-18 Roger Sayle <roger@eyesopen.com>
13376 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13377 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13378 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13380 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13381 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13382 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13383 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13384 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13385 force_gimple_operand): Likewise.
13386 * ipa-cp.c (constant_val_insert): Likewise.
13387 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13388 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13389 perfect_nestify): Likewise.
13390 * langhooks.c (lhd_omp_assignment): Likewise.
13391 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13392 lower_copyprivate_clauses, lower_send_clauses,
13393 lower_send_shared_vars, expand_parallel_call,
13394 expand_omp_for_generic, expand_omp_for_static_nochunk,
13395 expand_omp_for_static_chunk, expand_omp_sections,
13396 lower_omp_single_copy, lower_omp_for_lastprivate,
13397 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13398 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13399 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13402 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13404 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13405 config/sh/sh.md: Follow spelling conventions.
13407 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13408 config/frv/predicates.md: Follow spelling conventions.
13410 * config/m68k/linux-unwind.h: Fix a comment typo.
13411 * target.h: Follow spelling conventions.
13413 2007-02-18 Roger Sayle <roger@eyesopen.com>
13415 PR rtl-optimization/28173
13416 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13417 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13418 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13419 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13420 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13422 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13424 * builtins.c (fold_builtin_load_exponent): New.
13425 (fold_builtin_2): Use it.
13427 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13429 PR rtl-optimization/30773
13430 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13431 if we fail to attach a REG_EQUIV note.
13433 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13434 Roger Sayle <roger@eyesopen.com>
13436 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13438 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13440 * calls.c (initialize_argument_information): Pass original EXP
13441 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13442 code to split complex arguments here, as part of initializing the
13444 (expand_call): Remove code that builds a list of arguments and
13445 inserts implicit arguments into it. Instead, just count how many
13446 implicit arguments there will be so we can determine the size of
13447 the ARGS array, and let initialize_argument_information do the work.
13448 (split_complex_values): Delete unused function.
13450 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13452 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13454 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13456 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13457 for arg pointer based indexed addressing.
13459 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13461 * config/ia64/ia64.h, config/ia64/ia64.md,
13462 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13463 spelling conventions.
13465 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13467 * config/m68k/m68k.c (split_di): New.
13468 * config/m68k/m68k-protos.h: Declare split_di.
13469 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13470 Improve predicate handling and split constant shifts.
13472 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13474 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13475 parameter for register bitfield operations, general predicates
13478 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13480 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13481 * config/m68k/linux-unwind.h: New file.
13483 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13485 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13486 config/i386/athlon.md, config/ia64/ia64.md,
13487 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13488 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13489 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13490 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13491 tree-vect-transform.c: Fix comment typos.
13493 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13495 * sched-deps.c (find_insn_list): Remove.
13496 * sched-int.h: Remove the prototype for find_insn_list.
13498 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13500 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13502 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13503 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13504 darwin_rs6000_override_options.
13505 (C_COMMON_OVERRIDE_OPTIONS): Expect
13506 darwin_macosx_version_min to be non-NULL always.
13507 (TARGET_C99_FUNCTIONS): Likewise.
13508 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13509 (DARWIN_MINVERSION_SPEC): New.
13510 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13511 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13513 (DARWIN_MINVERSION_SPEC): New.
13514 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13516 * config/darwin-c.c (darwin_cpp_builtins): Expect
13517 darwin_macosx_version_min to be non-NULL always.
13519 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13521 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13523 * config/i386/i386.h (x86_use_xchgb): New.
13524 (TARGET_USE_XCHGB): New macro.
13525 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13526 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13527 Split after reload into bswaphi for shifts of 8.
13528 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13529 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13530 or when optimizing for size.
13532 2007-02-16 Richard Guenther <rguenther@suse.de>
13533 Christian Bruel <christian.bruel@st.com>
13535 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13536 DECLs but prefer SSA_NAMEs over DECLs.
13538 2007-02-16 Richard Guenther <rguenther@suse.de>
13540 * tree-flow-inline.h (single_imm_use_p): Remove.
13541 (zero_imm_uses_p): Likewise.
13542 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13543 instead of single_imm_use_p.
13544 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13547 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13550 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13551 nested double- and backquotes.
13553 2007-02-15 Roger Sayle <roger@eyesopen.com>
13555 PR middle-end/30391
13556 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13557 should be unreachable.
13558 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13559 For the time being redirect GIMPLE_MODIFY_STMT to the new
13560 (renamed) build_gimple_modify_stmt_stat.
13561 (build2_gimple_stat): Rename to...
13562 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13563 Always build a GIMPLE_MODIFY_STMT node.
13564 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13565 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13568 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13569 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13570 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13571 expand_complex_div_wide): Likewise.
13572 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13573 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13574 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13575 * tree-ssa-loop-manip.c (create_iv): Likewise.
13576 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13577 abs_replacement): Likewise.
13578 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13579 realify_fake_stores): Likewise.
13581 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13582 node rather than a GIMPLE_MODIFY_STMT node.
13583 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13584 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13586 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13587 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13588 GIMPLE_MODIFY_STMT.
13590 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13592 PR middle-end/30433
13593 * fold-const.c (fold_comparison): Add back the
13594 folding of constant complex comparisions.
13596 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13598 PR middle-end/30729
13599 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13600 effects unknown to this function, return early.
13602 2007-02-15 Ian Lance Taylor <iant@google.com>
13604 * lower-subreg.c (move_eh_region_note): New static function.
13605 (resolve_simple_move): Call it.
13606 (decompose_multiword_subregs): Track blocks for which we resolve a
13607 simple move which is also a control flow insn. Pass them to
13608 find_many_sub_basic_blocks.
13609 (pass_lower_subreg): Add TODO_verify_flow.
13610 (pass_lower_subreg2): Likewise.
13612 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13613 Brooks Moses <brooks.moses@codesourcery.com>
13614 Lee Millward <lee.millward@codesourcery.com>
13616 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13617 (VL_EXP_CLASS_P): New.
13618 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13620 (TREE_OPERAND_CHECK_CODE): Likewise.
13621 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13622 (TREE_RTL_OPERAND_CHECK): Likewise.
13623 (tree_operand_check_failed): Make second parameter the whole tree
13624 instead of its code. Fixed callers.
13625 (VL_EXP_CHECK): New.
13626 (TREE_OPERAND_LENGTH): New.
13627 (VL_EXP_OPERAND_LENGTH): New.
13628 (CALL_EXPR_FN): New.
13629 (CALL_EXPR_STATIC_CHAIN): New.
13630 (CALL_EXPR_ARGS): New.
13631 (CALL_EXPR_ARG): New.
13632 (call_expr_nargs): New.
13633 (CALL_EXPR_ARGP): New.
13634 (build_nt_call_list): Declare.
13635 (build_vl_exp_stat): Declare.
13636 (build_vl_exp): New.
13637 (build_call_list): Declare.
13638 (build_call_nary): Declare.
13639 (build_call_valist): Declare.
13640 (build_call_array): Declare.
13641 (call_expr_arg): Declare.
13642 (call_expr_argp): Declare.
13643 (call_expr_arglist): Declare.
13644 (fold_build_call_list): Declare.
13645 (fold_build_call_list_initializer): Declare.
13646 (fold_call_expr): Declare to replace fold_builtin.
13647 (fold_builtin_fputs): Update to agree with modified definition.
13648 (fold_builtin_strcpy): Likewise.
13649 (fold_builtin_strncpy): Likewise.
13650 (fold_builtin_memory_chk): Likewise.
13651 (fold_builtin_stxcpy_chk): Likewise.
13652 (fold_builtin_strncpy_chk): Likewise.
13653 (fold_builtin_next_arg): Likewise.
13654 (fold_build_call_expr): Declare.
13655 (fold_builtin_call_list): Declare.
13656 (fold_builtin_call_valist): Declare.
13657 (build_call_expr): Declare.
13658 (validate_arglist): Update to agree with modified definition.
13659 (tree_operand_length): New.
13660 (call_expr_arg_iterator): New.
13661 (init_call_expr_arg_iterator): New.
13662 (next_call_expr_arg): New.
13663 (first_call_expr_arg): New.
13664 (more_call_expr_args_p): New.
13665 (FOR_EACH_CALL_EXPR_ARG): New.
13667 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13668 and tcc_gimple_stmt.
13669 (tree_code_size): Update documentation. Use sizeof (tree) rather
13670 than sizeof (char *).
13671 (tree_size): Likewise. Add case for tcc_vl_exp.
13672 (tree_node_structure): Add case for tcc_vl_exp.
13673 (contains_placeholder_p): Likewise.
13674 (substitute_in_expr): Likewise.
13675 (substitute_placeholder_in_expr): Likewise.
13676 (stabilize_reference_1): Likewise.
13677 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13678 to diagnose breakage of this interface for constructing CALL_EXPRs.
13679 (build_nt): Add similar assertion here.
13680 (build_nt_call_list): New.
13681 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13682 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13684 (get_callee_fndecl): Use new CALL_EXPR accessors.
13685 (tree_operand_check_failed): Change parameters to pass entire node
13686 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13687 (process_call_operands): New.
13688 (build_vl_exp_stat): New.
13689 (build_call_list): New.
13690 (build_call_nary): New.
13691 (build_call_valist): New.
13692 (build_call_array): New.
13693 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13694 (call_expr_arglist): New.
13696 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13697 tcc_vl_exp instead of a fixed-size tcc_expression.
13699 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13700 accessors for CALL_EXPRs.
13701 (AGGR_INIT_EXPR): Likewise.
13703 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13704 Brooks Moses <brooks.moses@codesourcery.com>
13705 Lee Millward <lee.millward@codesourcery.com>
13707 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13708 (expand_builtin_nonlocal_goto): Change parameter to be entire
13709 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13710 (expand_builtin_prefetch): Likewise.
13711 (expand_builtin_classify_type): Likewise.
13712 (mathfn_built_in): Return NULL_TREE instead of 0.
13713 (expand_errno_check): Use new CALL_EXPR accessors.
13714 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13715 Return NULL_RTX instead of 0.
13716 (expand_builtin_mathfn_2): Likewise.
13717 (expand_builtin_mathfn_3): Likewise.
13718 (expand_builtin_interclass_mathfn): Likewise.
13719 (expand_builtin_sincos): Likewise.
13720 (expand_builtin_cexpi): Likewise.
13721 (expand_builtin_int_roundingfn): Likewise.
13722 (expand_builtin_int_roundingfn_2): Likewise.
13723 (expand_builtin_pow): Likewise.
13724 (expand_builtin_powi): Likewise.
13725 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13726 of arglist, fixing callers appropriately. Use new CALL_EXPR
13727 accessors and constructors. Return NULL_RTX instead of 0.
13728 (expand_builtin_strstr): Likewise.
13729 (expand_builtin_strchr): Likewise.
13730 (expand_builtin_strrchr): Likewise.
13731 (expand_builtin_strpbrk): Likewise.
13732 (expand_builtin_memcpy): Likewise.
13733 (expand_builtin_mempcpy): Likewise.
13734 (expand_builtin_mempcpy_args): New.
13735 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13736 (expand_builtin_memmove_args): New.
13737 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13738 (expand_movstr): Likewise.
13739 (expand_builtin_strcpy): Likewise.
13740 (expand_builtin_strcpy_args): New.
13741 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13742 (expand_builtin_strncpy): Likewise.
13743 (expand_builtin_memset): Likewise.
13744 (expand_builtin_memset_args): New.
13745 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13746 (expand_builtin_memcmp): Likewise.
13747 (expand_builtin_strcmp): Likewise.
13748 (expand_builtin_strncmp): Likewise.
13749 (expand_builtin_strcat): Likewise.
13750 (expand_builtin_strncat): Likewise.
13751 (expand_builtin_strspn): Likewise.
13752 (expand_builtin_strcspn): Likewise.
13753 (expand_builtin_args_info): Likewise.
13754 (expand_builtin_va_start): Likewise.
13755 (gimplify_va_arg_expr): Likewise.
13756 (expand_builtin_va_end): Likewise.
13757 (expand_builtin_va_copy): Likewise.
13758 (expand_builtin_frame_address): Likewise.
13759 (expand_builtin_alloca): Likewise.
13760 (expand_builtin_bswap): Likewise.
13761 (expand_builtin_unop): Likewise.
13762 (expand_builtin_fputs): Likewise.
13763 (expand_builtin_expect): Likewise.
13764 (expand_builtin_fabs): Likewise.
13765 (expand_builtin_copysign): Likewise.
13766 (expand_builtin_printf): Likewise.
13767 (expand_builtin_fprintf): Likewise.
13768 (expand_builtin_sprintf): Likewise.
13769 (expand_builtin_init_trampoline): Likewise.
13770 (expand_builtin_signbit): Likewise.
13771 (expand_builtin_fork_or_exec): Likewise.
13772 (expand_builtin_sync_operation): Likewise.
13773 (expand_builtin_compare_and_swap): Likewise.
13774 (expand_builtin_lock_test_and_set): Likewise.
13775 (expand_builtin_lock_release): Likewise.
13776 (expand_builtin): Likewise.
13777 (builtin_mathfn_code): Likewise.
13779 (fold_builtin_constant_p): Pass call arguments individually instead
13780 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13781 accessors and constructors. Return NULL_TREE instead of 0.
13782 (fold_builtin_expect): Likewise.
13783 (fold_builtin_classify_type): Likewise.
13784 (fold_builtin_strlen): Likewise.
13785 (fold_builtin_nan): Likewise.
13786 (integer_valued_real_p): Likewise.
13787 (fold_trunc_transparent_mathfn): Likewise.
13788 (fold_fixed_mathfn): Likewise.
13789 (fold_builtin_cabs): Likewise.
13790 (fold_builtin_sqrt): Likewise.
13791 (fold_builtin_cbrt): Likewise.
13792 (fold_builtin_cos): Likewise.
13793 (fold_builtin_cosh): Likewise.
13794 (fold_builtin_tan): Likewise.
13795 (fold_builtin_sincos): Likewise.
13796 (fold_builtin_cexp): Likewise.
13797 (fold_builtin_trunc): Likewise.
13798 (fold_builtin_floor): Likewise.
13799 (fold_builtin_ceil): Likewise.
13800 (fold_builtin_round): Likewise.
13801 (fold_builtin_int_roundingfn): Likewise.
13802 (fold_builtin_bitop): Likewise.
13803 (fold_builtin_bswap): Likewise.
13804 (fold_builtin_logarithm): Likewise.
13805 (fold_builtin_hypot): Likewise.
13806 (fold_builtin_pow): Likewise.
13807 (fold_builtin_powi): Likewise.
13808 (fold_builtin_exponent): Likewise.
13809 (fold_builtin_memset): Likewise.
13810 (fold_builtin_bzero): Likewise.
13811 (fold_builtin_memory_op): Likewise.
13812 (fold_builtin_bcopy): Deleted; call site changed to invoke
13813 fold_builtin_memory_op directly.
13814 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13815 (fold_builtin_strncpy): Likewise.
13816 (fold_builtin_memcmp): Likewise.
13817 (fold_builtin_strcmp): Likewise.
13818 (fold_builtin_strncmp): Likewise.
13819 (fold_builtin_signbit): Likewise.
13820 (fold_builtin_copysign): Likewise.
13821 (fold_builtin_isascii): Likewise.
13822 (fold_builtin_toascii): Likewise.
13823 (fold_builtin_isdigit): Likewise.
13824 (fold_builtin_fabs): Likewise.
13825 (fold_builtin_abs): Likewise.
13826 (fold_builtin_fmin_fmax): Likewise.
13827 (fold_builtin_carg): Likewise.
13828 (fold_builtin_classify): Likewise.
13829 (fold_builtin_unordered_cmp): Likewise.
13831 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13832 New functions split out from fold_builtin_1.
13833 (fold_builtin_n): New.
13834 (fold_builtin_varargs): New.
13835 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13837 (fold_call_expr): New.
13838 (build_function_call_expr): Rewrite to use new helper function.
13839 (fold_builtin_call_list): New.
13840 (build_call_expr): New.
13841 (fold_builtin_call_valist): New.
13842 (rewrite_call_expr): New.
13843 (validate_arg): New.
13844 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13845 of an arglist. Change return type to bool. Use new CALL_EXPR
13848 (fold_builtin_strstr): Pass call arguments individually instead
13849 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13850 accessors and constructors. Return NULL_TREE instead of 0.
13851 (fold_builtin_strchr): Likewise.
13852 (fold_builtin_strrchr): Likewise.
13853 (fold_builtin_strpbrk): Likewise.
13854 (fold_builtin_strcat): Likewise.
13855 (fold_builtin_strncat): Likewise.
13856 (fold_builtin_strspn): Likewise.
13857 (fold_builtin_strcspn): Likewise.
13858 (fold_builtin_fputs): Likewise.
13859 (fold_builtin_next_arg): Likewise.
13860 (fold_builtin_sprintf): Likewise.
13862 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13863 NULL_RTX instead of 0.
13864 (expand_builtin_memory_chk): Likewise.
13865 (maybe_emit_chk_warning): Likewise.
13866 (maybe_emit_sprintf_chk_warning): Likewise.
13868 (fold_builtin_object_size): Pass call arguments individually instead
13869 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13870 accessors and constructors. Return NULL_TREE instead of 0.
13871 (fold_builtin_memory_chk): Likewise.
13872 (fold_builtin_stxcpy_chk): Likewise.
13873 (fold_builtin_strncpy_chk): Likewise.
13874 (fold_builtin_strcat_chk): Likewise.
13875 (fold_builtin_strcat_chk): Likewise.
13876 (fold_builtin_strncat_chk): Likewise.
13877 (fold_builtin_sprintf_chk): Likewise.
13878 (fold_builtin_snprintf_chk): Likewise.
13879 (fold_builtin_printf): Likewise.
13880 (fold_builtin_vprintf): Likewise.
13882 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13884 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13885 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13886 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13887 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13888 (fold_unary): Likewise.
13889 (fold_binary): Likewise.
13890 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13891 ternary expressions.
13892 (fold): Add logic for tcc_vl_exp.
13893 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13894 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13895 (fold_build3_stat): Add assertion to flag broken interface for
13896 constructing CALL_EXPRs.
13897 (fold_build_call_list): New.
13898 (fold_build_call_list_initializer): New.
13899 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13901 (fold_strip_sign_ops): Likewise.
13903 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13904 Brooks Moses <brooks.moses@codesourcery.com>
13905 Lee Millward <lee.millward@codesourcery.com>
13907 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13908 accessors and dump arguments explicitly.
13910 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13912 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13914 (print_call_name): Use new CALL_EXPR accessors.
13916 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13917 CALL_EXPR arguments explicitly instead of as a list. Use
13918 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13920 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13921 (vrp_visit_stmt): Likewise.
13923 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13924 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13926 (force_move_till_expr): Likewise.
13928 * targhooks.c (default_external_stack_protect_fail): Use
13929 build_call_expr instead of build_function_call_expr.
13930 (default_hidden_stack_protect_fail): Likewise.
13932 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13935 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13936 and walk arguments explicitly.
13938 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13939 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13940 (expand_simple_operations): Likewise.
13941 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13943 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13944 of TREE_CODE_LENGTH.
13945 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13947 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13948 instead of TREE_CODE_LENGTH.
13950 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13951 (tree_ic_transform): Likewise.
13952 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13953 parameter instead of arglist. Fix callers.
13954 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13955 (tree_stringops_transform): Likewise.
13956 (tree_indirect_call_to_profile): Likewise.
13957 (tree_stringops_values_to_profile): Likewise.
13959 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13960 (eliminate_tail_call): Likewise.
13962 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13964 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13965 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13967 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13969 * omp-low.c (build_omp_barrier): Use build_call_expr.
13970 (lower_rec_input_clauses): Likewise.
13971 (lower_reduction_clauses): Likewise.
13972 (expand_parallel_call): Likewise.
13973 (maybe_catch_exception): Likewise.
13974 (expand_omp_for_generic): Likewise.
13975 (expand_omp_for_static_nochunk): Likewise.
13976 (expand_omp_sections): Likewise.
13977 (lower_omp_single_simple): Likewise.
13978 (lower_omp_single_copy): Likewise.
13979 (lower_omp_master): Likewise.
13980 (lower_omp_ordered): Likewise.
13981 (lower_omp_critical): Likewise.
13983 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13984 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13986 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13987 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13988 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13990 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13991 and generalize to handle any number of operands.
13992 (chrec_contains_undetermined): Likewise.
13993 (tree_contains_chrecs): Likewise.
13994 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13996 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13998 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13999 fold_call_expr instead of fold_builtin.
14000 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14001 match declarations there.
14002 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14005 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14006 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14008 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14009 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14011 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14014 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14015 (execute_cse_sincos): Use new CALL_EXPR accessors.
14017 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14019 * gimple-low.c (lower_function_body): Use build_call_expr.
14020 (lower_builtin_setjmp): Likewise.
14022 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14023 (set_storage_via_libcall): Likewise.
14024 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14025 instead of TREE_CODE_LENGTH.
14026 (expand_expr_real_1): Use new CALL_EXPR accessors.
14028 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14029 generalize to handle any number of operands.
14030 (TB_parent_eq): Likewise.
14032 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14033 (strip_builtin_expect): Likewise.
14035 * function.c (gimplify_parameters): Use build_call_expr.
14037 * tree-vectorizer.c (vect_is_simple_reduction): Use
14038 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14040 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14041 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14043 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14046 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14047 (gimplify_decl_expr): Likewise.
14048 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14049 Use new CALL_EXPR iterators.
14050 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14051 (gimplify_modify_expr_to_memset): Likewise.
14052 (gimplify_variable_sized_compare): Likewise.
14053 (gimplify_omp_atomic_fetch_op): Likewise.
14054 (gimplify_omp_atomic_pipeline): Likewise.
14055 (gimplify_omp_atomic_mutex): Likewise.
14056 (gimplify_function_tree): Likewise.
14058 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14059 (call_expr_flags): Likewise.
14060 (expand_call): Likewise.
14062 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14063 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14066 * coverage.c (create_coverage): Use build_call_expr.
14068 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14069 (temp_call_expr_obstack): New.
14070 (pool_copy_list): Delete.
14071 (temp_copy_call_expr): New.
14072 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14073 CALL_EXPR accessors. Get rid of special goo for copying argument
14074 lists and use temp_copy_call_expr instead.
14075 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14076 CALL_EXPR accessors.
14077 (create_expression_by_pieces): Likewise. Use build_call_array
14078 to construct the result instead of fold_build3.
14079 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14080 dealing with argument lists.
14081 (init_pre): Remove references to expression_node_pool and
14082 list_node_pool. Init temp_call_expr_obstack instead.
14083 (fini_pre): Remove references to expression_node_pool and
14086 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14087 and walk arguments explicitly instead of as a list.
14089 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14090 (mx_register_decls): Likewise.
14091 (mudflap_register_call): Likewise.
14092 (mudflap_finish_file): Likewise.
14094 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14095 (ipa_callsite_compute_param): Likewise.
14097 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14098 accessors and constructor.
14100 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14101 accessors and constructor.
14102 (convert_tramp_reference): Likewise.
14103 (convert_call_expr): Likewise.
14104 (finalize_nesting_tree_1): Likewise.
14106 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14109 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14111 * tree-inline.c (initialize_inlined_parameters): Pass entire
14112 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14114 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14115 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14117 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14118 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14119 (vectorizable_reduction): Likewise.
14120 (vectorizable_call): Use new CALL_EXPR iterators.
14121 (vectorizable_conversion): Use build_call_expr.
14122 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14123 (vect_gen_widened_results_half): Use build_call_expr.
14124 (vect_setup_realignment): Likewise.
14125 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14127 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14128 (pass_through_call): Likewise.
14129 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14132 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14133 (tree_gen_pow2_profiler): Likewise.
14134 (tree_gen_one_value_profiler): Likewise.
14135 (tree_gen_ic_func_profiler): Likewise.
14136 (tree_gen_average_profiler): Likewise.
14137 (tree_gen_ior_profiler): Likewise.
14139 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14140 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14141 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14143 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14144 of TREE_CODE_LENGTH.
14146 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14147 of TREE_CODE_LENGTH.
14149 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14151 (convert_to_integer): Likewise.
14153 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14156 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14157 Brooks Moses <brooks.moses@codesourcery.com>
14158 Lee Millward <lee.millward@codesourcery.com>
14160 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14162 * config/frv/frv.c (frv_expand_builtin): Likewise.
14163 * config/s390/s390.c (s390_expand_builtin): Likewise.
14165 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14166 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14168 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14169 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14170 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14171 (ix86_expand_store_builtin): Likewise.
14172 (ix86_expand_unop_builtin): Likewise.
14173 (ix86_expand_unop1_builtin): Likewise.
14174 (ix86_expand_sse_compare): Likewise.
14175 (ix86_expand_sse_comi): Likewise.
14176 (ix86_expand_vec_init_builtin): Likewise.
14177 (ix86_expand_vec_ext_builtin): Likewise.
14178 (ix86_expand_vec_set_builtin): Likewise.
14179 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14181 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14182 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14184 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14185 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14186 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14188 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14190 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14191 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14192 arglist. Use new CALL_EXPR accessors. Fix callers.
14193 (altivec_expand_abs_builtin): Likewise.
14194 (rs6000_expand_binop_builtin): Likewise.
14195 (altivec_expand_predicate_builtin): Likewise.
14196 (altivec_expand_lv_builtin): Likewise.
14197 (spe_expand_stv_builtin): Likewise.
14198 (altivec_expand_stv_builtin): Likewise.
14199 (rs6000_expand_ternop_builtin): Likewise.
14200 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14201 (altivec_expand_st_builtin): Likewise.
14202 (altivec_expand_dst_builtin): Likewise.
14203 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14204 arglist. Use new CALL_EXPR accessors. Fix callers.
14205 (altivec_expand_vec_set_builtin): Likewise.
14206 (altivec_expand_vec_ext_builtin): Likewise.
14207 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14208 (spe_expand_builtin): Likewise.
14209 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14210 arglist. Use new CALL_EXPR accessors. Fix callers.
14211 (spe_expand_evsel_builtin): Likewise.
14212 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14213 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14215 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14216 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14217 (arm_expand_unop_builtin): Likewise.
14218 (arm_expand_builtin): Use new CALL_EXPR accessors.
14220 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14223 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14224 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14226 (bfin_expand_unop_builtin): Likewise.
14227 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14229 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14230 Brooks Moses <brooks.moses@codesourcery.com>
14231 Lee Millward <lee.millward@codesourcery.com>
14233 * c-semantics.c (build_stmt): Add internal diagnostic check.
14235 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14236 accessors. Print arguments explicitly instead of as a list.
14238 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14240 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14241 (c_finish_omp_flish): Likewise.
14243 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14244 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14245 instead of TREE_CODE_LENGTH.
14246 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14247 (c_warn_unused_result): Likewise.
14249 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14252 * doc/invoke.texi (Warning Options): Remove
14253 -Werror-implicit-function-declaration.
14254 (Wimplicit-function-declaration): Update description.
14255 * opts.c (common_handle_option): Move handling of -Werror=* to...
14256 (enable_warning_as_error): ...here.
14257 * opts.h (enable_warning_as_error): Declare.
14258 * c-decl.c (implicit_decl_warning): Unless
14259 -Wno-implicit-function-declaration is given, emit a pedwarn if
14260 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14261 * c.opt (Wimplicit-function-declaration): Replace
14262 mesg_implicit_function_declaration with
14263 warn_implicit_function_declaration.
14264 * c-opts.c (c_common_handle_option):
14265 -Werror-implicit-function-declaration is exactly equal as
14266 -Werror=implicit-function-declaration.
14267 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14268 warn_implicit_function_declaration.
14269 (c_common_post_options): -Wimplict-function-declaration is enabled
14270 by default by -std=c99, otherwise is disabled by default.
14271 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14273 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14275 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14276 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14277 former is ignored but not the latter.
14279 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14281 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14282 is made and the reference doesn't use the alias set of its type,
14283 do not create the temporary using that type.
14285 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14287 * jump.c: Remove prototypes for delete_computation and
14288 delete_prior_computation.
14290 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14292 * jump.c (get_label_after): Delete.
14293 (get_label_before, delete_computation, delete_jump,
14294 delete_prior_computation, follow_jumps): Move...
14295 * reorg.c (delete_computation, delete_prior_computation): ... here...
14296 (get_label_before, delete_jump): ... making these static ...
14297 (follow_jumps): ... and simplifying this since it only runs after
14299 * rtl.h (get_label_after, get_label_before, delete_jump,
14300 follow_jumps): Delete prototypes.
14302 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14304 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14306 2007-02-15 Nick Clifton <nickc@redhat.com>
14308 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14309 order to prevent it from being munged by the target.
14311 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14313 * config/i386/i386.md: Remove misleading comment.
14315 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14317 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14318 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14321 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14323 * tree-sra.c (instantiate_missing_elements): Canonicalize
14325 (sra_build_assignment): New.
14326 (generate_copy_inout, generate_element_copy,
14327 generate_element_zero, generate_one_element_init): Use it.
14329 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14331 * tree-sra.c (instantiate_missing_elements): Canonicalize
14333 (sra_build_assignment): New.
14334 (generate_copy_inout, generate_element_copy,
14335 generate_element_zero, generate_one_element_init): Use it.
14337 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14339 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14342 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14344 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14345 types as aggregates not scalars.
14346 * function.c (assign_stack_temp_for_type): Likewise.
14348 2007-02-14 Roger Sayle <roger@eyesopen.com>
14349 Zdenek Dvorak <dvorakz@suse.cz>
14351 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14354 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14356 * passes.c (next_pass_1): Clear the next field of the copied
14359 2007-02-14 Richard Henderson <rth@redhat.com>
14361 * tree-sra.c (early_sra): New.
14362 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14363 (tree_sra_early, pass_sra_early): New.
14364 * tree-pass.h (pass_sra_early): Declare.
14365 * passes.c (init_optimization_passes): Use it.
14367 2007-02-14 Richard Guenther <rguenther@suse.de>
14369 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14371 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14373 PR tree-optimization/30771
14374 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14376 (vect_analyze_operations): Induction phis can now be marked as
14378 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14379 Update documentation accordingly.
14381 2007-02-14 Nick Clifton <nickc@redhat.com>
14383 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14384 most 3 arguments are supported.
14385 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14387 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14389 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14390 Ensure dst->current is valid.
14392 2007-02-13 Paul Brook <paul@codesourcery.com>
14394 * config.gcc: Add arm*-*-uclinux-*eabi.
14395 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14396 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14397 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14398 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14399 (LINK_SPEC): Define.
14400 (LIB_SPEC): Define.
14401 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14403 * config/arm/uclinux-eabi.h: New file.
14404 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14405 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14408 2007-02-13 Ian Lance Taylor <iant@google.com>
14410 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14411 * flags.h (warn_strict_overflow): Declare.
14412 (enum warn_strict_overflow_code): Define.
14413 (issue_strict_overflow_warning): New static inline function.
14414 * opts.c (warn_strict_overflow): New variable.
14415 (common_handle_option): Handle OPT_Wstrict_overflow and
14416 OPT_Wstrict_overflow_.
14417 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14419 * fold-const.c: Include intl.h.
14420 (fold_deferring_overflow_warnings): New static variable.
14421 (fold_deferred_overflow_warning): New static variable.
14422 (fold_deferred_overflow_code): New static variable.
14423 (fold_defer_overflow_warnings): New function.
14424 (fold_undefer_overflow_warnings): New function.
14425 (fold_undefer_and_ignore_overflow_warnings): New function.
14426 (fold_deferring_overflow_warnings_p): New function.
14427 (fold_overflow_warning): New static function.
14428 (make_range): Add strict_overflow_p parameter. Change all
14430 (extract_muldiv, extract_muldiv_1): Likewise.
14431 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14432 tree_expr_nonnegative_p.
14433 (fold_negate_expr): Call fold_overflow_warning.
14434 (fold_range_test): Likewise.
14435 (fold_comparison): Likewise.
14436 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14437 instead of tree_expr_nonnegative_p.
14438 (tree_expr_nonnegative_warnv_p): Rename from
14439 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14440 (tree_expr_nonnegative_p): New function.
14441 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14442 strict_overflow_p parameter.
14443 (tree_expr_nonzero_p): New function.
14444 * passes.c (verify_interpass_invariants): New static function.
14445 (execute_one_pass): Call it.
14446 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14448 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14449 (estimate_numbers_of_iterations): Likewise.
14450 (scev_probably_wraps_p): Likewise.
14451 * tree-ssa-ccp.c: Include "toplev.h".
14452 (evaluate_stmt): Defer fold overflow warnings until we know we are
14454 (struct fold_stmt_r_data): Add stmt field.
14455 (fold_stmt_r): Defer fold overflow warnings until we know we
14457 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14458 (fold_stmt_inplace): Likewise.
14459 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14460 (cleanup_control_expr_graph): Defer fold overflow warnings until
14461 we know we are going to optimize.
14462 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14463 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14465 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14466 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14467 * tree-ssa-loop-manip.c (create_iv): Likewise.
14468 * c-typeck.c (build_conditional_expr): Likewise.
14469 (build_binary_op): Likewise.
14470 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14471 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14472 (extract_range_from_unary_expr): Likewise.
14473 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14474 assuming that signed overflow does not occur.
14475 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14476 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14477 (fold_defer_overflow_warnings): Declare.
14478 (fold_undefer_overflow_warnings): Declare.
14479 (fold_undefer_and_ignore_overflow_warnings): Declare.
14480 (fold_deferring_overflow_warnings_p): Declare.
14481 (tree_expr_nonzero_warnv_p): Declare.
14482 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14483 of warning options.
14484 (Warning Options): Document -Wstrict-overflow.
14485 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14486 (tree-ssa-ccp.o): Likewise.
14487 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14488 (fold-const.o): Depend on intl.h.
14490 2007-02-13 Ian Lance Taylor <iant@google.com>
14492 PR middle-end/30751
14493 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14496 2007-02-13 Stuart Hastings <stuart@apple.com>
14498 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14500 2007-02-13 Richard Henderson <rth@redhat.com>
14502 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14503 handled_component_p before looking for the indirect_ref.
14505 2007-02-13 Richard Henderson <rth@redhat.com>
14507 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14508 remove flags clobber.
14509 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14510 (bswaphi_lowpart): New.
14511 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14512 remove TARGET_BSWAP test. Delete expander of the same name.
14514 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14515 (expand_unop): Use them.
14517 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14519 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14520 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14521 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14522 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14523 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14524 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14525 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14526 assembler dialect choice from asm templates.
14528 2007-02-12 Richard Henderson <rth@redhat.com>
14530 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14531 (fixuns_trunc<SSEMODEF>si2): Use it.
14532 * config/i386/sse.md (vec_setv4sf_0): Export.
14533 * config/i386/i386.c (ix86_build_const_vector): Export.
14534 (ix86_split_convert_uns_si_sse): Rename from
14535 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14536 * config/i386/i386-protos.h: Update.
14538 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14541 * c-typeck.c (c_finish_return): Improve warning message.
14543 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14545 * alias.c (find_symbolic_term): Delete unused function.
14547 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14549 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14550 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14551 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14553 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14555 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14556 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14557 the function, temporarily point the debug interface to the null one.
14559 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14561 * dwarf2out.c (round_up_to_align): New static function.
14562 (field_byte_offset): Use it to round the offset.
14564 2007-02-12 Richard Henderson <rth@redhat.com>
14566 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14567 (inswl_const): Export.
14569 2007-02-12 Richard Henderson <rth@redhat.com>
14571 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14572 result mode of the libcall, convert back to outmode.
14574 2007-02-12 Roger Sayle <roger@eyesopen.com>
14576 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14577 (bswapdi2): New define_expand to implement 32-bit implementation.
14579 2007-02-12 Nick Clifton <nickc@redhat.com>
14581 * doc/invoke.texi (Overall Options): Document --help=.
14582 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14583 (cc1_options): Pass --help= on to cc1.
14584 (display_help): Add description of --help=.
14585 (process_command): Add code to handle --help=. Allow translated
14586 --help and --target-help switches to be passed on to compiler
14588 (main): Remove unused if statement.
14589 * opts.c (columns): Remove.
14590 (LEFT_COLUMN): Define.
14591 (wrap_help): Add columns argument.
14592 (print_filtered_help): Change parameters to be an include bitmask,
14593 an exclude bitmask, an any bitmask and the column width. Move the
14594 code to display the params list here. Add code to display the
14595 status of options rather than their descriptions if the quiet flag
14597 (print_specific_help): Change parameters to be an include bitmask,
14598 an exclude bitmask and an any bitmask. Move code to look up the
14599 column width here. Decide upon the title for an options listing.
14600 (common_handle_options): Add code to handle --help=. Adapt code
14601 for --help and --target-help to use the revised form of the
14602 print_specific_help function.
14603 (print_help): Delete.
14604 (print_param_help): Delete.
14605 (print_switch): Delete.
14606 * opts.h (cl_lang_count): Add prototype.
14607 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14608 CL_MAX_OPTION_CLASS): New defines.
14609 * optc-gen.awk: Add construction of cl_lang_count.
14610 * c.opt: Add Warning attribute to warning options and Optimization
14611 attribute to optimization options.
14612 * common.opt: Likewise.
14614 Add -fhelp and -ftarget-help as aliases for the transformed --help
14615 and --target-help options.
14616 * opt-functions.awk: Add code to handle Warning and Optimization
14619 2007-02-12 Richard Henderson <rth@redhat.com>
14621 * config/alpha/constraints.md: New file.
14622 * config/alpha/alpha.c: Include tm-constrs.h.
14623 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14624 alpha_extra_constraint): Remove.
14625 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14626 * config/alpha/alpha-protos.h: Update.
14627 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14628 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14629 (EXTRA_CONSTRAINT): Remove.
14630 * config/alpha/alpha.md: Include constraints.md.
14631 (adddi splitter): Use satisfies_constraint_*.
14632 * config/alpha/predicates.md (add_operand): Likewise.
14633 (sext_add_operand, addition_operation): Likewise.
14635 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14637 PR tree-optimization/29145
14638 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14639 in our handling of restrict qualified pointers.
14641 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14644 * doc/invoke.texi (Wunused-value): Update description.
14645 (Wextra): Delete item.
14646 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14647 value of Wunused-value.
14648 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14649 (c_finish_stmt_expr): Don't check extra_warnings.
14650 (emit_side_effect_warnings): The caller is responsible to check
14653 2007-02-11 Roger Sayle <roger@eyesopen.com>
14654 Matt Thomas <matt@3am-software.com>
14656 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14658 2007-02-11 Roger Sayle <roger@eyesopen.com>
14660 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14661 comparisons of POPCOUNT against zero.
14662 (simplify_const_relational_operation): Likewise.
14664 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14666 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14668 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14670 * dwarf2out.c (root_type): Delete unused function.
14672 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14674 * genattrtab.c (contained_in_p): Delete unused function.
14675 (write_expr_attr_cache): Likewise.
14677 2007-02-11 Jan Hubicka <jh@suse.cz>
14679 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14682 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14684 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14685 to add the REG_EQ* note.
14686 * see.c (see_merge_one_use_extension): Likewise.
14687 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14688 turn REG_EQUAL notes into REG_EQUIV notes if the target
14689 register may have more than one set.
14690 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14691 * gcse.c (try_replace_reg): Likewise.
14692 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14693 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14694 more than one REG_EQUIV note.
14695 * reload1.c (gen_reload): Use set_unique_reg_note.
14697 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14699 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14700 (ix86_builtin_conversion): New function.
14702 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14705 * tree.h (DECL_REPLACEABLE_P): New macro.
14706 * except.c (set_nothrow_function_flags): Likewise.
14708 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14709 Ira Rosen <irar@il.ibm.com>
14710 Dorit Nuzman <dorit@il.ibm.com>
14712 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14713 * targhooks.c (default_builtin_vectorized_conversion): New.
14714 * targhooks.h (default_builtin_vectorized_function): New declaration.
14715 * target.h (struct vectorize): Add builtin_conversion field.
14716 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14717 stmt_vec_info_type value.
14718 (vectorizable_conversion): New declaration.
14719 * tree-vect-analyze.c (vect_analyze_operations): Add
14720 vectorizable_conversion call.
14721 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14722 * tree-vect-transform.c (vectorizable_conversion): New function.
14723 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14724 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14726 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14727 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14728 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14729 or ALTIVEC_BUILTIN_VCFSX.
14731 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14734 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14735 CONST_DOUBLE and operand 0 is a hard register.
14736 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14737 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14738 is a hard floating-point register.
14740 2007-02-10 Richard Henderson <rth@redhat.com>
14741 Jakub Jelinek <jakub@redhat.com>
14742 Alexandre Oliva <aoliva@redhat.com>
14744 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14745 * builtin-types.def (BT_WORD): Make unsigned.
14746 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14747 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14748 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14749 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14750 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14751 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14753 * expr.c (emutls_var_address): New.
14754 (expand_expr_real_1): Expand emulated tls.
14755 (expand_expr_addr_expr_1): Likewise.
14756 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14757 * output.h (emutls_finish): Declare.
14758 * toplev.c (compile_file): Call it.
14759 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14760 address before wrapping in CONST.
14761 * varasm.c (emutls_htab, emutls_object_type): New.
14762 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14763 (get_emutls_object_name, get_emutls_object_type): New.
14764 (get_emutls_init_templ_addr, emutls_decl): New.
14765 (emutls_common_1, emutls_finish): New.
14766 (assemble_variable): When emulating tls, swap decls; generate
14767 constructor for the emutls objects.
14768 (do_assemble_alias): When emulating tls, swap decl and target name.
14769 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14771 * varpool.c (decide_is_variable_needed): Look at force_output.
14772 Recurse for emulated tls.
14773 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14774 with decide_is_variable_needed.
14775 * emutls.c: New file.
14776 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14777 tls_object for real tls.
14779 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14781 PR rtl-optimization/29599
14782 * reload1.c (eliminate_regs_in_insn): Take the destination
14783 mode into account when computing the offset.
14785 2007-02-09 Stuart Hastings <stuart@apple.com>
14786 Richard Henderson <rth@redhat.com>
14788 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14789 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14790 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14791 fixuns_truncdfhi2): New.
14792 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14793 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14794 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14795 (floatunssidf2): Allow nonimmediate source.
14796 * config/i386/sse.md (movdi_to_sse): New.
14797 (vec_concatv2di): Drop '*'.
14798 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14799 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14800 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14802 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14803 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14804 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14805 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14806 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14807 ix86_build_const_vector.
14808 (x86_emit_floatuns): Rewrite.
14810 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14812 * genautomata.c (longest_path_length): Delete unused function.
14813 (struct state): Delete unused longest_path_length.
14814 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14815 (get_free_state): Delete unused.
14817 2007-02-09 Jan Hubicka <jh@suse.cz>
14819 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14820 * doc/invoke.texi (inline-unit-growth): Update default value.
14822 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14823 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14824 (rebuild_cgraph_edges): Likewise.
14825 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14826 (dump_cgraph_node): Dump frequencies.
14827 (cgraph_clone_edge): Add frequency scales.
14828 (cgraph_clone_node): Add freuqnecy.
14829 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14830 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14831 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14832 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14833 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14834 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14835 (save_inline_function_body): Likewise.
14836 * ipa-inline.c: inluce rtl.h
14837 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14838 (cgraph_edge_badness): Use frequencies.
14839 (cgraph_decide_recursive_inlining): Update clonning.
14840 (cgraph_decide_inlining_of_small_function): Dump frequency.
14841 * predict.c (estimate_bb_frequencies): Export.
14842 * predict.h (estimate_bb_frequencies): Declare.
14843 * tree-inline.c (copy_bb): Watch overflows.
14844 (expand_call_inline): Update call of cgraph_create_edge.
14845 (optimize_inline_calls): Use TODO flags to update frequnecies.
14846 * passes.h: Include predict.h
14847 (init_optimization_passes): Move profile ahead.
14848 (execute_function_todo): Handle TODO_rebuild_frequencies.
14850 2007-02-09 Roger Sayle <roger@eyesopen.com>
14852 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14853 the insbl or inswl pattern into a register.
14855 2007-02-09 Roger Sayle <roger@eyesopen.com>
14857 * config/ia64/ia64.md (bswapdi2): New define_insn.
14859 2007-02-09 Richard Henderson <rth@redhat.com>
14861 * config/i386/constraints.md (Ym): New constraint.
14862 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14863 (movdi_1_rex64): Split sse and xmm general register moves from
14864 memory move alternatives. Use conditional register constraints.
14865 (movsf_1, movdf_integer): Likewise.
14866 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14867 (movdf_integer_rex64): New.
14868 (pushsf_rex64): Fix output constraints.
14869 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14870 (sse2_stored): Likewise.
14871 (sse2_storeq_rex64): New.
14872 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14873 amd and not generic.
14874 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14875 for optimize_size. Remove SF/DFmode hack.
14877 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14879 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14882 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14883 Richard Sandiford <richard@codesourcery.com>
14885 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14886 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14887 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14888 m68k/t-mlib to tmake_file.
14889 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14890 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14891 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14892 Allow it to be cf or m68k. Set m68k_arch_family. If that
14893 variable is not empty, add t-$m68k_arch_family to tmake_file.
14894 Add t-mlibs to tmake_file.
14895 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14896 * config/m68k/t-cf: New file.
14897 * config/m68k/t-m68k: Likewise.
14898 * config/m68k/t-mlibs: Likewise.
14899 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14900 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14901 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14902 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14903 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14905 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14906 (INSTALL_LIBGCC): Delete.
14907 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14908 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14909 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14910 (M68K_MLIB_CPU): Define.
14911 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14912 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14913 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14915 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14916 Richard Guenther <rguenther@suse.de>
14918 PR middle-end/23361
14919 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14920 against INT_MIN/INT_MAX.
14921 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14922 file if a loop is removed.
14924 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14926 * calls.c (store_one_arg): Pass correct alignment to
14927 emit_push_insn for non-BLKmode values.
14928 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14929 unaligned stack slot via a suitably aligned slot.
14931 2007-02-08 DJ Delorie <dj@redhat.com>
14933 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14935 (legal_subregs): Use unsigned char, make const.
14936 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14938 2007-02-08 Paul Brook <paul@codesourcery.com>
14940 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14941 special interworking needed.
14943 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14945 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14946 conditional to __SSE2__.
14947 (Entries below should have been added to first ChangeLog
14948 entry for amdfam10 dated 2007-02-05)
14949 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14951 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14953 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14956 2007-02-08 DJ Delorie <dj@redhat.com>
14958 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14959 * config/m32c/m32c.c (legal_subregs): New.
14960 (m32c_illegal_subreg_p): New.
14961 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14962 unsupported subregs of hard regs.
14964 2007-02-08 Jan Hubicka <jh@suse.cz>
14966 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14967 the same one; always update histograms.
14969 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14971 * passes.c (init_optimization_passes): Tidy comment.
14973 2007-02-08 Roger Sayle <roger@eyesopen.com>
14975 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14976 strip zero_extend, bswap and rotates from POCOUNT's argument.
14977 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14978 zero_extend and rotates from PARITY's argument.
14979 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14980 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14981 of an integer constant at compile-time.
14983 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14986 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14988 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14991 * tree-ssa-live.c (remove_unused_locals): Do not remove
14992 TREE_ADDRESSABLE variables.
14993 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14994 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14995 FOR_CLOBBER. Update all users.
14996 If VAR has an associated alias set, add a virtual operand for
14997 it if no alias is found to conflict with the memory reference.
14999 2007-02-07 Jan Hubicka <jh@suse.cz>
15000 Robert Kidd <rkidd@crhc.uiuc.edu>
15002 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15004 2007-02-07 Ian Lance Taylor <iant@google.com>
15006 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15008 2007-02-07 Roger Sayle <roger@eyesopen.com>
15010 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15011 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15012 tablejumpdi, movsi_to_cr_one): Remove constraints from
15013 define_expand's match_operands.
15015 2007-02-07 Roger Sayle <roger@eyesopen.com>
15017 * global.c (compute_regsets): Move declatation of "i" inside of
15018 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15020 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15023 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15024 of INDIRECT_REF <RESULT_DECL>.
15026 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15028 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15029 Kaz Kojima <kkojima@gcc.gnu.org>
15032 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15034 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15036 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15038 * doc/loop.texi: Document possibility not to perform disambiguation
15039 of loops with multiple latches.
15040 * cfgloopmanip.c (alp_enum_p): Removed.
15041 (add_loop): Handle subloops. Use get_loop_body_with_size.
15042 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15043 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15044 the new forwarder block.
15045 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15046 Handle the case latch is NULL.
15047 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15048 modifications when marking loop exits.
15049 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15051 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15052 disambiguate_loops_with_multiple_latches.
15053 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15054 before fix_loop_structure.
15055 * cfgloop.c: Include pointer-set.h and output.h.
15056 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15057 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15058 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15059 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15060 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15061 disambiguate_multiple_latches, get_loop_body_with_size,
15062 disambiguate_loops_with_multiple_latches): New functions.
15063 (flow_loop_dump): Dump multiple latch edges.
15064 (flow_loop_nodes_find): Handle loops with multiple latches.
15065 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15066 (glb_enum_p): Modified.
15067 (get_loop_body): Use get_loop_body_with_size.
15068 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15069 (AVOID_CFG_MODIFICATIONS): New constant.
15070 (disambiguate_loops_with_multiple_latches, add_loop,
15071 get_loop_body_with_size): Declare.
15072 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15074 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15076 PR inline-asm/28686
15077 * global.c (compute_regsets): New function.
15078 (global_alloc): Refactored ELIMINABLE_REGSET
15079 and NO_GLOBAL_ALLOC_REGS computation out.
15080 (rest_of_handle_global_alloc): Call compute_regsets()
15081 for non-optimizing case.
15083 2007-02-06 Richard Henderson <rth@redhat.com>
15085 * config/i386/constraints.md (Y2): Rename from Y.
15086 (Yi): New constraint.
15087 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15088 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15089 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15090 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15091 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15092 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15093 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15094 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15095 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15096 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15097 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15098 vec_extractv2si_1): Change Y constraints to Y2.
15099 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15100 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15101 Change Y constraints to Y2.
15102 (sse2_loadld): Change Y constraints to x.
15104 2007-02-06 Roger Sayle <roger@eyesopen.com>
15106 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15107 (parity<mode>2): New define_expand using rs6000_emit_parity.
15108 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15109 rs6000_emit_parity): New functions.
15110 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15111 rs6000_emit_parity): Prototype here.
15113 2007-02-06 Ian Lance Taylor <iant@google.com>
15115 * lower-subreg.c (simple_move_operand): Reject CONST.
15116 (resolve_clobber): Call validate_change rather than directly
15117 assigning to XEXP (pat, 0).
15119 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15121 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15122 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15123 (tree-cfg.o): Remove hashtab.h dependency.
15125 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15126 (struct ivopts_data): Change niters to pointer_map_t.
15127 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15128 (niter_for_exit): Create pointer_map on demand. Change for
15130 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15131 (free_loop_data): Destroy data->niters if created and reset field.
15132 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15133 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15135 * tree-ssa-reassoc.c: Include pointer-set.h.
15136 (bb_rank): Change to long *.
15137 (operand_rank): Change to pointer_map_t.
15138 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15139 (insert_operand_rank): Accept long.
15140 (operand_entry_hash, operand_entry_eq): Remove.
15141 (get_rank): Return long. Adjust for changes above.
15142 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15144 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15146 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15147 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15148 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15150 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15151 directly since it cannot be NULL.
15152 (get_vi_for_tree): Rewrite for pointer_map API.
15153 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15154 (init_alias_vars): Create vi_for_tree as pointer_map.
15155 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15157 * tree-cfg.c: Don't include hashtab.h.
15158 (edge_to_cases): Declare as pointer_map.
15159 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15161 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15162 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15163 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15165 (record_switch_edge): Delete.
15166 (get_cases_for_edge): Adjust for pointer_map API, inline
15167 record_switch_edge (rewritten for new API), remove goto.
15169 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15171 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15172 * tree-nested.c: Include pointer-set.h.
15173 (var_map_elt, var_map_eq, var_map_hash): Delete.
15174 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15175 to pointer_map_t's.
15176 (nesting_info_bitmap_obstack): New.
15177 (lookup_field_for_decl): Adjust for pointer_map API.
15178 (lookup_tramp_for_decl): Adjust for pointer_map API.
15179 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15180 (get_local_debug_decl): Adjust for pointer_map API.
15181 (convert_nl_goto_reference): Adjust for pointer_map API.
15182 (convert_nl_goto_receiver): Adjust for pointer_map API.
15183 (create_nesting_tree): Create outside GGC space. Create bitmap on
15184 the new obstack. Create field_map and var_map as pointer_maps.
15185 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15187 (lower_nested_functions): Move root here, no need to NULL it.
15188 Initialize and release the obstack.
15190 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15192 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15193 Remove prototypes and make them non-static.
15194 (struct tree_int_map): Remove.
15195 * tree.h (struct tree_int_map): Move here, turning TO into an
15197 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15199 * tree.h (TREE_COMPLEXITY): Remove.
15200 (struct tree_exp): Remove complexity field.
15201 * tree.c (build1_stat): Don't set it.
15203 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15204 Victor Kaplansky <victork@il.ibm.com>
15206 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15207 (vect_is_simple_reduction): Support reduction with induction as
15208 one of the operands.
15209 (vect_is_simple_iv_evolution): Fix formatting.
15210 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15211 formatting. Don't mark induction phis for vectorization.
15212 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15213 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15214 (vect_get_vec_def_for_operand): Support induction.
15215 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15217 (vectorizable_reduction): Support reduction with induction as one of
15219 (vectorizable_type_demotion): Use def-type of stmt argument rather
15220 than dummy def-type.
15222 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15223 flag_tree_scev_cprop.
15224 * common.opt (tree-scev-cprop): New flag.
15226 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15227 call to vect_get_new_vect_var.
15229 2007-02-06 Ira Rosen <irar@il.ibm.com>
15231 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15232 vectype is not NULL.
15233 (vect_pattern_recog_1): Likewise.
15235 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15237 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15238 (fold_negate_expr): Likewise.
15240 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15243 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15244 even if cv-qualification is the same.
15246 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15248 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15249 __enable_execute_stack on completion.
15251 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15253 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15254 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15255 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15256 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15257 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15258 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15259 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15260 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15262 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15264 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15265 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15266 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15267 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15268 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15269 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15270 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15271 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15272 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15273 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15274 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15275 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15276 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15277 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15278 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15279 sqrtextenddfxf2_i387): Added amdfam10_decode.
15281 * config/i386/athlon.md (athlon_idirect_amdfam10,
15282 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15283 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15284 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15285 athlon_ivector_store_amdfam10): New define_insn_reservation.
15286 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15291 * config/i386/athlon.md (athlon_call_amdfam10,
15292 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15293 define_insn_reservation.
15294 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15295 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15296 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15298 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15300 * config/i386/athlon.md (athlon_sseld_amdfam10,
15301 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15302 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15306 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15307 define_insn_reservation.
15308 * config/i386/i386.md (sseins): Added sseins to define_attr type
15309 and define_attr unit.
15310 * config/i386/sse.md: Set type attribute to sseins for insertq
15313 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15315 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15316 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15317 ssecomi_load_amdfam10, ssecomi_amdfam10,
15318 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15319 define_insn_reservation.
15320 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15324 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15325 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15326 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15327 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15328 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15329 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15330 define_insn_reservation.
15332 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15333 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15334 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15335 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15336 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15338 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15340 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15341 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15342 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15343 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15344 athlon_ssemul_load_k8): Added amdfam10.
15346 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15348 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15349 (x86_sse_unaligned_move_optimal): New variable.
15351 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15353 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15354 for unaligned vector SSE double/single precision loads for AMDFAM10.
15356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15358 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15359 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15360 Define TARGET_CPU_DEFAULT_amdfam10.
15361 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15362 (processor_type): Add PROCESSOR_AMDFAM10.
15364 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15365 processor_type in config/i386/i386.h.
15366 Enable imul peepholes for TARGET_AMDFAM10.
15368 * config.gcc: Add support for --with-cpu option for amdfam10.
15370 * config/i386/i386.c (amdfam10_cost): New variable.
15371 (m_AMDFAM10): New macro.
15372 (m_ATHLON_K8_AMDFAM10): New macro.
15373 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15374 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15375 x86_promote_QImode, x86_integer_DFmode_moves,
15376 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15377 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15378 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15379 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15380 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15381 Enable/disable for amdfam10.
15382 (override_options): Add amdfam10_cost to processor_target_table.
15383 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15384 processor_alias_table.
15385 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15386 (ix86_adjust_cost): Add code for amdfam10.
15388 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15390 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15391 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15392 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15393 * config/i386/i386.h: Add builtin definition for SSE4A.
15394 * config/i386/i386.md: Add support for ABM instructions
15395 (popcnt and lzcnt).
15396 * config/i386/sse.md: Add support for SSE4A instructions
15397 (movntss, movntsd, extrq, insertq).
15398 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15399 Add -march=amdfam10 flag.
15400 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15401 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15403 * doc/extend.texi: Add documentation for SSE4A builtins.
15405 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15407 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15409 2007-02-05 Richard Guenther <rguenther@suse.de>
15411 * tree-vectorizer.h (vectorizable_function): Add argument type
15412 argument, change return type.
15413 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15414 * tree-vect-transform.c (vectorizable_function): Handle extra
15415 argument, return vectorized function decl.
15416 (build_vectorized_function_call): Remove.
15417 (vectorizable_call): Handle calls with result and argument types
15418 differing. Handle loop vectorization factor correctly.
15419 * targhooks.c (default_builtin_vectorized_function): Adjust for
15421 * targhooks.h (default_builtin_vectorized_function): Likewise.
15422 * target.h (builtin_vectorized_function): Add argument type
15424 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15425 extra argument, allow vectorizing of lrintf.
15426 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15427 documentation of target hook.
15429 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15432 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15433 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15434 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15436 2007-02-05 Roger Sayle <roger@eyesopen.com>
15438 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15439 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15440 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15441 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15442 before canonicalizing sincos to cexpi.
15443 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15445 2007-02-05 Roger Sayle <roger@eyesopen.com>
15447 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15448 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15449 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15451 2007-02-05 Roger Sayle <roger@eyesopen.com>
15453 * mips-tfile.c (initialize_init_file): Correct endianness test.
15455 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15457 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15458 the 'y' constraint.
15460 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15462 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15463 saves in a PARALLEL before the register assignments.
15465 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15467 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15468 DWARF_FRAME_RETURN_COLUMN to be a general register.
15469 * dwarf2out.c (init_return_column_size): New function, split from...
15470 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15471 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15472 to be nongeneral registers.
15473 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15475 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15476 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15478 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15480 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15482 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15484 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15485 (remove_path): Use can_remove_branch_p and remove_branch instead
15486 of loop_delete_branch_edge.
15487 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15488 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15489 Update profile using scale_dominated_blocks_in_loop.
15490 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15491 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15492 (can_remove_branch_p, remove_branch): Declare.
15493 * tree-cfg.c (tree_can_remove_branch_p): New function.
15494 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15495 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15496 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15498 2007-02-05 Jan Hubicka <jh@suse.cz>
15500 PR middle-end/30696
15501 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15502 nodes in cgraph, don't remove offline copy of the function.
15504 2007-02-04 Jan Hubicka <jh@suse.cz>
15506 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15507 vectors might cause maybe_lookup_element_for_expr to be called
15508 on non-sra-candidate.
15510 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15512 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15513 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15514 spelling conventions.
15516 2007-02-04 Richard Guenther <rguenther@suse.de>
15518 PR middle-end/30636
15519 * fold-const.c (try_move_mult_to_index): Make sure to not
15520 overflow one dimension of a multi-dimensional array access.
15522 2007-02-04 Jan Hubicka <jh@suse.cz>
15524 * passes.c (init_optimization_passes): Reindent.
15526 2007-02-04 Jan Hubicka <jh@suse.cz>
15527 Eric Botcazou <ebotcazou@adacore.com>
15529 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15530 (execute_fixup_cfg): Break out the abnormal goto code.
15531 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15532 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15533 (optimize_inline_calls): Call make_nonlocal_label_edges.
15535 2007-02-04 Jan Hubicka <jh@suse.cz>
15537 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15538 true when something was changed.
15539 (rename_ssa_copies): When something was changed, do
15540 TODO_remove_unused_locals.
15541 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15542 add TODO_remove_unused_locals when instruction was removed.
15544 2007-02-04 Jan Hubicka <jh@suse.cz>
15546 * ipa-inline.c (try_inline): Improve debug output; work on already
15548 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15549 call try_inline for already inlined edges too when flattening;
15550 inline also functions that make callee growth but overall unit size
15553 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15555 * config/m32c/bitops.md, config/m32c/jump.md,
15556 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15557 config/m32r/m32r.h, config/m32r/m32r.md,
15558 config/m32r/predicates.md, config/m68hc11/larith.asm,
15559 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15560 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15561 config/mips/mips-protos.h, config/mips/mips.c,
15562 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15563 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15564 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15565 spelling conventions.
15567 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15568 Follow spelling conventions.
15570 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15572 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15573 warn about C++0x compatibility.
15575 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15577 * config/h8300/h8300.c, config/h8300/h8300.h,
15578 config/h8300/h8300.md: Follow spelling conventions.
15580 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15582 PR middle-end/30667
15583 * combine.c (try_combine): Do not substitute source operand
15584 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15586 2007-02-03 Jan Hubicka <jh@suse.cz>
15588 PR gcov-profile/30650
15589 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15590 do not divide by zero for never executed counters.
15591 (tree_find_values_to_profile): Fix counters.
15592 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15594 2007-02-03 Ian Lance Taylor <iant@google.com>
15596 * lower-subreg.c (simple_move_operand): New static function,
15597 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15599 (simple_move): Call simple_move_operand.
15600 (find_decomposable_subregs): Add special handling of MEMs.
15601 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15602 meaning of return value. If we see a hard register, test whether
15603 it can store a word_mode value. Change all callers.
15605 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15607 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15608 ftrapv insns and expanders.
15609 (subdi3): Change define_expand operand 1 to arith11_operand, and
15610 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15611 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15612 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15615 PR middle-end/30174
15616 * varasm.c (notice_global_symbol): Treat global objects as weak when
15617 flag_shlib is true.
15619 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15621 * emit-rtl.c (dconstpi): Delete.
15622 (dconstsqrt2): New.
15623 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15624 * real.h (dconstpi): Delete.
15625 (dconstsqrt2): New.
15626 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15627 (fold_builtin_hypot): Likewise.
15629 2007-02-03 Tom Tromey <tromey@redhat.com>
15632 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15633 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15635 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15637 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15638 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15639 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15640 config/rs6000/cell.md, config/rs6000/darwin.h,
15641 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15642 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15643 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15644 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15645 typos. Follow spelling conventions.
15646 * doc/invoke.texi: Follow spelling conventions.
15648 2007-02-03 Roger Sayle <roger@eyesopen.com>
15650 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15651 canonicalization transformations that attempt to simplify integer
15652 constant comparisons to become comparisons against zero.
15654 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15656 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15658 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15659 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15661 2007-02-02 Mike Stump <mrs@apple.com>
15663 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15664 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15665 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15666 generate a branch island.
15668 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15670 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15671 (xtensa_legitimate_address_p): New.
15672 (xtensa_legitimize_address): New.
15673 (xtensa_output_addr_const_extra): New.
15674 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15676 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15677 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15678 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15679 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15680 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15681 (xtensa_legitimize_address): New.
15682 (xtensa_output_addr_const_extra): New.
15684 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15686 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15688 2007-02-02 Ian Lance Taylor <iant@google.com>
15690 * expmed.c (expand_divmod): Add comment.
15692 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15694 * emit-rtl.c (renumber_insns): Remove.
15695 * flags.h: Remove the extern for flag_renumber_insns.
15696 * rtl.h: Remove the prototype for renumber_insns.
15697 * toplev.c (flag_renumber_insns): Remove.
15699 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15701 Revert for x86 darwin:
15702 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15704 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15705 code before the following patch under TARGET_MACHO.
15706 (ix86_function_value_regno_p): Likewise.
15708 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15710 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15713 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15716 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15717 loads to general or fp registers. Add comments.
15718 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15720 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15722 * pointer-set.c (insert_aux): Only return insertion slot.
15723 (pointer_set_insert): Adjust.
15724 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15725 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15726 pointer_map_traverse): New.
15727 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15728 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15729 pointer_map_contains, pointer_map_traverse): Declare.
15731 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15733 PR middle-end/30473
15734 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15735 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15737 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15739 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15741 (struct _dep): New type.
15742 (dep_t): New typedef.
15743 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15744 (DEP_STATUS): New access macro. The macro with the same name was
15745 renamed to DEP_LINK_STATUS.
15746 (dep_init): Declare function
15748 (struct _dep_link): New type.
15749 (dep_link_t): New typedef.
15750 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15751 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15752 (DEP_LINK_STATUS): New macro.
15753 (debug_dep_links): New debug function.
15755 (struct _deps_list): New type.
15756 (deps_list_t): New typedef.
15757 (DEPS_LIST_FIRST): New access macro.
15758 (FOR_EACH_DEP_LINK): New cycle macro.
15759 (create_deps_list, free_deps_list, delete_deps_list): Declare
15761 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15762 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15763 (copy_deps_list_change_con): Ditto.
15765 (move_dep_link): Declare function.
15767 (struct _dep_node): New type.
15768 (dep_node_t): New typedef.
15769 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15771 (struct haifa_insn_data.back_deps): New field to hold backward
15772 dependencies of the insn.
15773 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15775 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15776 Change its type to deps_list_t.
15777 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15778 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15779 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15781 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15783 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15785 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15787 (dep_cost): Declare.
15789 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15790 (ds_to_dk, dk_to_ds): New functions.
15792 (init_dep_1): New static function.
15793 (init_dep): New function.
15794 (copy_dep): New static function.
15796 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15798 (detach_dep_link): New static function.
15799 (move_dep_link): New function.
15801 (dep_links_consistent_p, dump_dep_links): New static functions.
15802 (debug_dep_links): New debugging function.
15804 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15806 (alloc_deps_list, init_deps_list): New static functions.
15807 (create_deps_list): New function.
15808 (clear_deps_list): New static function.
15809 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15810 (deps_list_consistent_p, dump_deps_list): New static functions.
15811 (debug_deps_list): New function.
15812 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15814 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15816 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15817 use new scheduler dependencies lists.
15818 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15819 (sched_analyze): Ditto. Initialize dependencies lists.
15820 (add_forw_dep, compute_forward_dependences): Update to use new
15821 scheduler dependencies lists.
15823 (init_dependency_caches): Init deps_obstack.
15824 (free_dependency_caches): Free deps_obstack.
15826 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15827 new scheduler dependencies lists.
15828 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15829 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15831 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15832 Update to use new scheduler dependencies lists.
15833 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15834 (debug_dependencies): Ditto.
15835 (schedule_region): Update comments.
15837 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15838 scheduler dependencies lists.
15839 (schedule_ebb): Update comments.
15841 * rtl.def (DEPS_LIST): Remove.
15843 * lists.c (unused_deps_list): Remove.
15844 (free_list): Update assertions.
15846 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15847 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15849 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15850 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15852 * haifa-sched.c (comments): Update.
15853 (insn_cost1): Remove. Inline the code into insn_cost ().
15854 (insn_cost): Update to use new scheduler dependencies lists. Move
15855 processing of the dependency cost to dep_cost ().
15856 (dep_cost): New function. Use it instead of insn_cost () when
15857 evaluating cost of the dependency. Use compatible interface to
15858 interact with the target.
15859 (priority): Update to use new scheduler dependencies lists.
15860 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15861 with greater number of insns that depend on the insn.
15862 (schedule_insn): Update to use new scheduler dependencies lists. Add
15863 code to free backward dependencies lists. Inline and optimize code
15864 from resolve_dep () - see PR28071.
15865 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15866 lists. Update call to targetm.sched.is_costly_dependence hook.
15868 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15869 scheduler dependencies lists.
15871 (resolve_dep): Remove. Move the logic to schedule_insn ().
15872 (init_h_i_d): Initialize dependencies lists.
15874 (process_insn_depend_be_in_spec): Rename to
15875 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15876 dependencies lists.
15877 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15878 Update to use new scheduler dependencies lists.
15879 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15881 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15882 new scheduler dependencies lists.
15883 (build_intra_loop_deps): Ditto.
15885 * target.h (struct _dep): Declare to use in
15886 gcc_target.sched.is_costly_dependence.
15887 (struct gcc_target.sched.adjust_cost): Fix typo.
15888 (struct gcc_target.sched.is_costly_dependence): Change signature to
15889 use single dep_t parameter instead of an equivalent triad.
15890 (struct gcc_target.sched.adjust_cost_2): Remove.
15892 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15894 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15896 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15898 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15900 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15901 (REG_DEP_TRUE): Document.
15903 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15904 Change signature to correspond to the targetm.sched.adjust_cost hook.
15905 Update use in TARGET_SCHED_ADJUST_COST_2.
15906 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15907 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15908 new scheduler dependencies lists.
15909 (ia64_gen_check): Ditto.
15911 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15912 scheduler dependencies lists.
15914 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15915 signature to correspond to the targetm.sched.is_costly_dependence hook.
15916 (is_costly_group): Update to use new scheduler dependencies lists.
15918 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15919 instead of INSN_COST () macro.
15921 2007-02-01 Ian Lance Taylor <iant@google.com>
15923 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15925 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15927 * pa.md (tp_load): Correct mfctl instruction syntax.
15929 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15931 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15932 altivec_padding_size calculation on AIX. Improve comment, add
15933 assert to verify that it's right.
15935 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15938 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15940 PR inline-asm/28686
15941 * global.c (global_alloc): Add mising initialization of
15944 2007-02-01 Roger Sayle <roger@eyesopen.com>
15946 * alias.c (init_alias_analysis): Correct whitespace.
15947 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15948 partition_hot_cold_basic_blocks): Likewise.
15949 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15950 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15951 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15952 fold_builtin_snprintf_chk, fold_builtin_printf,
15953 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15954 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15955 * cfgcleanup.c (cleanup_cfg): Likewise.
15956 * cfgexpand.c (tree_expand_cfg): Likewise.
15957 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15958 * function.c (get_next_funcdef_no): Likewise.
15959 * gengtype.c (main): Likewise.
15960 * genmodes.c (main): Likewise.
15961 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15962 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15963 * ifcvt.c (noce_emit_move_insn): Likewise.
15964 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15966 * stor-layout.c (get_best_mode): Likewise.
15967 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15968 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15969 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15970 perform_var_substitution, solve_graph): Likewise.
15971 * tree-vrp.c (vrp_finalize): Likewise.
15973 2007-02-01 Ian Lance Taylor <iant@google.com>
15975 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15976 high part of a paradoxical subreg, return a constant zero.
15978 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15980 * toplev.c (lang_dependent_init): Call init_set_costs.
15981 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15983 2007-02-01 Richard Guenther <rguenther@suse.de>
15985 PR middle-end/30656
15986 * fold-const.c (fold_negate_expr): Allow negating a
15987 constant if overflow does not change.
15989 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15991 * doc/c-tree.texi (Expression trees): Improve markup.
15992 * doc/tm.texi (Register Classes, Addressing Modes)
15993 (Floating Point): Fix spacing after abbreviations. Fix some
15996 2007-02-01 Ben Elliston <bje@au.ibm.com>
15998 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15999 * doc/contrib.texi: Likewise.
16000 * doc/install.texi: Likewise.
16002 2007-01-31 Richard Henderson <rth@redhat.com>
16003 Ian Lance Taylor <iant@google.com>
16005 * lower-subreg.c: New file.
16006 * rtl.def (CONCATN): Define.
16007 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16008 pass_lower_subreg2.
16009 * emit-rtl.c (update_reg_offset): New static function, broken out
16010 of gen_rtx_REG_offset.
16011 (gen_rtx_REG_offset): Call update_reg_offset.
16012 (gen_reg_rtx_offset): New function.
16013 * regclass.c: Revert patch of 2006-03-05, restoring
16015 (clear_reg_info_regno): New function.
16016 * dwarf2out.c (concatn_loc_descriptor): New static function.
16017 (loc_descriptor): Handle CONCATN.
16018 * common.opt (fsplit_wide_types): New option.
16019 * opts.c (decode_options): Set flag_split_wide_types when
16021 * timevar.def (TV_LOWER_SUBREG): Define.
16022 * rtl.h (gen_reg_rtx_offset): Declare.
16023 (reg_scan_update): Declare.
16024 * regs.h (clear_reg_info_regno): Declare.
16025 * tree-pass.h (pass_lower_subreg): Declare.
16026 (pass_lower_subreg2): Declare.
16027 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16028 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16029 -fsplit-wide-types.
16030 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16031 * Makefile.in (OBJS-common): Add lower-subreg.o.
16032 (lower-subreg.o): New target.
16034 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16036 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16038 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16041 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16043 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16045 PR middle-end/29335
16046 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16048 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16050 * cfgloop.h: Include vec-prim.h.
16051 (enum li_flags): Remove LI_ONLY_OLD.
16052 (loop_iterator): Changed.
16053 (fel_next, fel_init): Iterate over loop tree.
16054 (FOR_EACH_LOOP_BREAK): New macro.
16055 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16057 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16058 * modulo-sched.c (sms_schedule): Ditto.
16059 * tree-vectorizer.c (vectorize_loops): Ditto.
16060 * doc/loop.texi: Update information on loop numbering and behavior of
16061 FOR_EACH_LOOP wrto new loops.
16062 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16063 add_to_evolution_1): Test nestedness of loops instead of comparing
16065 * tree-chrec.c (chrec_fold_plus_poly_poly,
16066 chrec_fold_multiply_poly_poly, chrec_evaluate,
16067 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16068 reset_evolution_in_loop): Ditto.
16069 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16071 2007-01-31 Dirk Mueller <dmueller@suse.de>
16073 * c-common.c (warn_about_parentheses): Separate warning about
16074 un-parenthized sequence of comparison operators from the one
16075 which is supposed to warn about x <= y <= z.
16077 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16079 * optabs.h (enum optab_index): Add new OTI_isinf.
16080 (isinf_optab): Define corresponding macro.
16081 * optabs.c (init_optabs): Initialize isinf_optab.
16082 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16084 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16085 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16087 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16088 expand_builtin_interclass_mathfn.
16089 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16090 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16091 (fxam<mode>2_i387): New insn pattern.
16092 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16093 built-in functions as x87 inline asm.
16095 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16097 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16099 2007-01-30 Eric Christopher <echristo@apple.com>
16101 * config.gcc: Add geode.
16103 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16105 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16106 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16107 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16108 value-prof.c: Fix comment typos.
16110 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16113 * doc/invoke.texi (Wpointer-arith): Document warning.
16115 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16117 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16118 the list of discrepancies from the draft TR.
16120 2007-01-30 Dirk Mueller <dmueller@suse.de>
16123 * doc/invoke.texi (-Wreturn-type): Update description to
16124 match new behavior.
16126 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16128 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16130 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16132 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16133 to handle optabs that operate on floating point input argument and
16134 output to integer output.
16135 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16136 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16137 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16138 expand_builtin_interclass_mathfn ().
16139 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16140 (ilogbsi2): Remove.
16141 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16142 ilogbl built-in functions as x87 intrinsics.
16144 2007-01-30 Richard Guenther <rguenther@suse.de>
16146 PR middle-end/27657
16147 * dwarf2out.c (reference_to_unused): Query varpool if the
16148 variable was output.
16150 2007-01-30 Richard Guenther <rguenther@suse.de>
16152 PR middle-end/30313
16153 * passes.c (execute_one_pass): Reset in_gimple_form to not
16154 confuse non-unit-at-a-time mode.
16156 2007-01-29 Roger Sayle <roger@eyesopen.com>
16157 Richard Guenther <rguenther@suse.de>
16159 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16160 avoid undefined behaviour on overflow. Use force_fit_type_double
16161 to construct the constant with the specified TREE_OVERFLOW.
16163 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16165 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16166 * config/dfp-bit.h: Ditto.
16168 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16170 * c-decl.c (pop_scope): Replace warnings with call to
16171 warn_for_unused_label.
16172 * c-common.h (warn_for_unused_label): Declare.
16173 * c-common.c (warn_for_unused_label): Define.
16175 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16177 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16180 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16182 * Makefile.in (USER_H): Remove decfloat.h.
16183 * ginclude/decfloat.h: Delete, moving contents to ...
16184 * ginclude/float.h: Add support for decimal floating point,
16185 guarded by __STDC_WANT_DEC_FP__.
16187 2007-01-29 Mike Stump <mrs@apple.com>
16189 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16190 Analysis and Representation to resolve case insensitive conflict.
16191 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16193 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16195 * tree.h (struct tree_memory_tag): Add aliases member.
16196 (MTAG_ALIASES): New macro.
16197 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16198 (add_may_alias): Remove pointer-set. Update for may_aliases being
16200 (mark_aliases_call_clobbered): Update for may_aliases being a
16202 (compute_tag_properties): Ditto.
16203 (create_partition_for): Ditto.
16204 (compute_memory_partitions): Ditto.
16205 (dump_may_aliases_for): Ditto.
16206 (is_aliased_with): Ditto.
16207 (add_may_alias_for_new_tag): Ditto.
16208 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16209 (compute_is_aliased): New function.
16210 (compute_may_aliases): Call compute_is_aliased).
16211 (init_alias_info): Initialize alias_bitmap_obstack.
16212 (union_alias_set_into): New function.
16213 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16214 (have_common_aliases_p): Rewrite to take two bitmaps and use
16216 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16217 Update for bitmaps.
16218 (finalize_ref_all_pointers): Update for add_may_alias changes.
16219 (new_type_alias): Ditto.
16220 * tree-flow-inline.h (may_aliases): Return a bitmap.
16221 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16222 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16223 may_aliases being a bitmap.
16224 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16225 may_aliases now returns a bitmap.
16226 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16228 * tree-ssa-operands.c (add_virtual_operand): Update for
16229 may_aliases being a bitmap.
16231 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16233 PR tree-optimization/30630
16234 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16235 variable as changed.
16237 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16240 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16241 expanded only once even if an error occurs.
16243 2007-01-29 Ben Elliston <bje@au.ibm.com>
16245 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16246 (__gcov_average_profiler): Likewise.
16247 (__gcov_ior_profiler): Likewise.
16248 (__gcov_merge_ior): Likewise.
16250 2007-01-28 Jan Hubicka <jh@suse.cz>
16252 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16253 * value-prof.c (stringop_block_profile): Likewise.
16255 2007-01-28 Jan Hubicka <jh@suse.cz>
16257 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16258 Add variant handling histograms; add wrapper.
16259 (clear_storage_via_libcall): Export.
16260 (emit_block_move_hints): Break out from ...; add histograms.
16261 (emit_block_move): ... this one.
16262 (clear_storage_hints): Break out from ...; add histograms.
16263 (clear_storage): ... this one.
16264 (set_storage_via_memset): Handle histogram.
16265 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16266 (clear_storage_hints, clear_storage_via_libcall): Declare.
16267 (set_storage_via_setmem): Update prototype.
16268 * doc/md.texi (movmem, setmem): Document new arguments.
16270 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16271 Add new histograms.
16272 (stringop_block_profile): New global function.
16273 (tree_stringops_values_to_profile): Profile block size and alignment.
16274 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16276 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16277 (stringop_block_profile): Declare.
16278 * builtins.c: Include value-prof.h.
16279 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16280 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16281 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16282 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16283 * profile.c (instrument_values): Add new counters.
16284 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16286 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16287 (tree_init_edge_profiler): Build new profilers.
16288 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16289 (pass_tree_profile): Add dump.
16290 (tree_profile_hooks): Update.
16291 * Makefile.in (LIBGCOV): Add new constants.
16292 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16293 __gcov_ior_profiler): New.
16294 * i386.md (movmem/setmem expanders): Add new optional arguments.
16296 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16298 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16300 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16302 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16303 (tree_unswitch_single_loop): Pass eni_size_weights to
16304 tree_num_loop_insns.
16305 * tree-ssa-loop-manip.c: Include tree-inline.h.
16306 (can_unroll_loop_p): Pass eni_size_weights to
16307 tree_num_loop_insns.
16308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16309 Pass eni_size_weights to estimate_num_insns.
16310 * tree.h (init_inline_once): Export.
16311 * toplev.c (backend_init): Call init_inline_once.
16312 * cgraphunit.c (cgraph_process_new_functions,
16313 cgraph_analyze_function): Pass eni_inlining_weights to
16314 estimate_num_insns.
16315 * ipa-inline.c (compute_inline_parameters): Ditto.
16316 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16317 to estimate_num_insns.
16318 (try_unroll_loop_completely): Pass eni_size_weights to
16319 tree_num_loop_insns.
16320 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16321 ot estimate_num_insns.
16322 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16323 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16324 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16325 eni_time_weights): New variables.
16326 (init_inline_once): Initialize them.
16327 (struct eni_data): Mew.
16328 (estimate_num_insns_1, estimate_num_insns): Use weights.
16329 * tree-inline.h (struct eni_weights_d): New.
16330 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16331 (estimate_num_insns): Declaration changed.
16332 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16333 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16334 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16336 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16338 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16339 relations in the conflict function is valid.
16341 2007-01-27 Ian Lance Taylor <iant@google.com>
16343 * common.opt: Add fstrict-overflow.
16344 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16345 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16346 (TYPE_OVERFLOW_UNDEFINED): Define.
16347 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16349 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16350 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16351 (fold_negate_expr): Likewise.
16352 (make_range): Likewise.
16353 (extract_muldiv_1): Likewise.
16354 (maybe_canonicalize_comparison): Likewise.
16355 (fold_comparison): Likewise.
16356 (fold_binary): Likewise.
16357 (tree_expr_nonnegative_p): Likewise.
16358 (tree_expr_nonzero_p): Likewise.
16359 * tree-vrp.c (compare_values): Likewise.
16360 (extract_range_from_binary_expr): Likewise.
16361 (extract_range_from_unary_expr): Likewise.
16362 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16364 (nowrap_type_p): Likewise.
16365 * tree-scalar-evolution.c (simple_iv): Likewise.
16366 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16367 (build_range_check): Likewise.
16368 (extract_muldiv_1): Likewise.
16369 (fold_comparison): Likewise.
16370 * tree-vrp.c (vrp_int_const_binop): Likewise.
16371 (extract_range_from_unary_expr): Likewise.
16372 * convert.c (convert_to_integer): Likewise.
16373 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16374 (fold_comparison): Likewise.
16375 (fold_binary): Likewise.
16376 * optabs.c (optab_for_tree_code): Likewise.
16377 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16378 * simplify-rtx.c (simplify_const_relational_operation): Check
16379 flag_strict_overflow and flag_trapv.
16380 (simplify_const_relational_operation): Likewise.
16381 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16382 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16385 2007-01-27 Roger Sayle <roger@eyesopen.com>
16387 * tree.c (tree_fold_gcd): Delete.
16388 * tree.h (tree_fold_gcd): Remove prototype.
16389 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16390 test whether one constant integer is a multiple of another. Instead
16391 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16392 * fold-const.c (multiple_of_p): We've determined both TOP and
16393 BOTTOM are integer constants so we can call int_const_binop directly
16394 instead of the more generic const_binop.
16396 2007-01-27 Roger Sayle <roger@eyesopen.com>
16398 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16399 1*X check that the constant hasn't overflowed, to preserve the
16401 (round_up): Provide an efficient implementation when rouding-up an
16402 INTEGER_CST to a power-of-two.
16404 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16406 * doc/sourcebuild.texi: Add comma for clarity.
16407 * doc/extend.texi: Fix some typos.
16408 * doc/passes.texi: Likewise.
16409 * doc/cppinternals.texi: Likewise.
16410 * doc/c-tree.texi: Likewise.
16411 * doc/tree-ssa.texi: Likewise.
16412 * doc/install.texi: Likewise.
16414 2007-01-27 Jan Hubicka <jh@suse.cz>
16416 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16417 (pass_sra): Do not require alias information.
16418 * passes.c (init_optimization_passes): Add SRA
16420 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16422 * tracer.c (rest_of_handle_tracer): We already cleaned
16423 up the CFG in tracer() so don't do it here again.
16424 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16425 cleanup_cfg here, either. And don't call renumber_insns.
16427 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16428 and BB_HEAD are in the insn stream here. Instead make sure
16429 that BB_INSN is valid on all insns. Also, do check here that
16430 there are no pending branch predictions...
16431 (rtl_verify_flow_info): ...instead of doing it here. Checks
16432 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16435 2007-01-26 Roger Sayle <roger@eyesopen.com>
16437 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16438 function to simplify/factorize operand order canonicalization.
16439 (ix86_fixup_binary_operands): Reorganize using the above function.
16440 (ix86_binary_operator_ok): Likewise.
16442 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16444 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16445 file scope from optimize_attrs.
16446 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16448 (optimize_attrs): Clear insn_code_values after freeing it.
16450 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16452 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16453 a parts.base assignment.
16455 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16457 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16458 (compute_subscript_distance, initialize_data_dependence_relation,
16459 finalize_ddr_dependent, analyze_ziv_subscript,
16460 analyze_siv_subscript_cst_affine,
16461 compute_overlap_steps_for_affine_univar,
16462 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16463 analyze_siv_subscript, analyze_miv_subscript,
16464 analyze_overlapping_iterations, subscript_dependence_tester_1,
16465 compute_self_dependence, free_dependence_relation): Work
16466 with affine_fn instead of chrecs.
16467 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16468 common_affine_function, affine_function_base,
16469 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16470 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16471 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16472 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16473 (all_chrecs_equal_p): Removed.
16474 * tree-data-ref.h (affine_fn, conflict_function): New types.
16475 (struct subscript): Change type of conflicting_iterations_in_a
16476 and conflicting_iterations_in_b.
16478 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16481 * config/pa/pa.h (TARGET_HPUX_11): New.
16482 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16483 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16485 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16486 Richard Guenther <rguenther@suse.de>
16488 * tree-ssa-structalias.c (solve_graph): Handle case
16489 we merged the variable to another.
16491 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16493 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16496 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16497 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16499 2007-01-25 DJ Delorie <dj@redhat.com>
16501 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16502 allow changes to modes which don't fit in those registers.
16504 * reload1.c (choose_reload_regs): Check for invalid subregs before
16505 computing their locations, not after.
16507 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16510 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16511 save Altivec registers in an eh_return function.
16512 (compute_vrsave_mask): Likewise.
16513 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16514 for saving Altivec registers.
16515 (rs6000_emit_prologue): Don't allocate stack twice in
16516 eh_return function. Correct expected value of altivec_save_offset
16517 when using save_world. Describe save of R0 to stack when using
16518 save_world. Describe stack pointer adjustment when using
16519 save_world. Remove duplicated eh_return parameter register saving.
16520 Update sp_offset variable after save_world.
16521 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16523 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16524 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16527 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16529 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16531 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16534 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16535 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16537 2007-01-25 Richard Guenther <rguenther@suse.de>
16539 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16540 * common.opt (-Wcoverage-mismatch): New warning option.
16541 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16542 if -Wcoverage-mismatch is given.
16544 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16546 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16547 (ipcp_driver): Change to static definition.
16548 Add dumping of the ifunctions.
16549 (constant_val_insert): Remove unused parameter. Support for SSA.
16550 (ipcp_propagate_const): Support for SSA.
16551 (ipcp_profile_bb_print): Print only analyzed nodes.
16552 (ipcp_replace_map_create): Remove support for Fortran constant
16554 * ipa-prop.c (ipa_method_modify_stmt,
16555 ipa_callsite_compute_param): Support for SSA.
16556 * ipa-prop.h (ipcp_driver): Remove declaration.
16557 (IS_VALID_TREE_MAP_INDEX): Add define.
16559 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16561 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16563 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16565 PR middle-end/30447
16566 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16567 constant argument to cabs and do it without checking for
16568 -funsafe-math-optimizations.
16570 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16572 * c-common.h (RID_FIRST_CXX0X): New.
16573 (RID_LAST_CXX0X): New.
16574 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16576 * c.opt (Wc++0x-compat): New.
16577 * doc/invoke.texi (-Wc++0x-compat): Document.
16579 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16581 * builtins.c (fold_builtin_carg): New.
16582 (fold_builtin_1): Use it.
16584 2007-01-24 Jan Hubicka <jh@suse.cz>
16586 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16588 * ipa-inline.c (initial_insns, max_insns): Delete.
16589 (compute_max_insns): New function.
16590 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16591 amount of insns as base for code growth.
16592 (cgraph_decide_inlining): Make initial_insns local; do not compute
16594 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16595 * doc/invoke.texi (inline-unit-growth): Update docs.
16597 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16599 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16600 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16601 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16602 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16603 for CPUs that have PTA_CX16 set.
16605 PR middle-end/27416
16606 * gimplify.c (omp_check_private): New function.
16607 (gimplify_scan_omp_clauses): Use it for
16608 firstprivate/lastprivate/reduction.
16610 PR middle-end/30494
16611 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16612 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16614 PR middle-end/30421
16615 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16616 If lower_lastprivate_clauses emits some statements, append them
16617 to dlist rather than body_p and to body_p append an initializer.
16618 (lower_omp_for): Adjust caller.
16620 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16622 * target.h (globalize_decl_name): New.
16623 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16624 * output.h (default_globalize_decl_name): New.
16625 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16627 (globalize_decl): Ditto.
16628 (default_globalize_decl_name): New.
16629 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16630 (ia64_handle_version_id_attribute): New.
16631 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16632 (ia64_asm_output_external): Use globalize_decl_name instead
16633 of globalize_label.
16634 * doc/extend.texi (version_id): New pragma.
16635 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16637 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16639 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16640 _uleb128_t and _Unwind_SWord with _sleb128_t.
16641 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16642 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16644 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16645 * unwind-pe.h (read_uleb128, read_sleb128,
16646 read_encoded_value_with_base): Likewise.
16647 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16649 2007-01-24 Richard Guenther <rguenther@suse.de>
16651 * builtins.c (expand_builtin_cexpi): Get the fndecl
16652 for cexp in the correct way.
16654 2007-01-24 Jan Hubicka <jh@suse.cz>
16656 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16659 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16661 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16662 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16663 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16664 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16665 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16666 __SIZEOF_PTRDIFF_T__.
16667 * doc/cpp.texi: Documentation for the new builtin macros added.
16669 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16671 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16672 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16673 instead of operands[2] to avoid access past the end of array.
16675 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16677 * reload1.c (emit_reload_insns): Pass the reload register
16678 for a non-spill output reload through forget_old_reloads_1.
16680 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16682 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16683 _SOFT_DOUBLE if doubles use software floating-point.
16684 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16685 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16686 * config/rs6000/darwin-ldouble.c: Also compile functions for
16687 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16688 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16689 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16690 commented-out long double override.
16691 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16692 * config/rs6000/eabispe.h: Likewise.
16693 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16694 long double for non-SPE.
16695 (rs6000_handle_option): Likewise.
16696 (invalid_e500_subreg): Disallow more subregs involding DImode,
16697 DFmode, TImode or TFmode.
16698 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16700 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16702 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16703 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16705 (rs6000_legitimate_address): Also check for TFmode for E500
16707 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16708 (spe_build_register_parallel): Handle TFmode and TCmode.
16709 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16711 (function_arg): Handle TFmode and TCmode for E500 double.
16712 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16714 (print_operand): Handle TFmode and TImode for %y.
16715 (rs6000_generate_compare): Handle TFmode comparisons for E500
16717 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16718 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16719 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16720 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16721 TFmode for E500 double.
16722 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16723 (floatsidf2): Enable for E500 double.
16724 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16725 (extenddftf2): Change to extenddftf2_fprs.
16726 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16727 depending on TARGET_E500_DOUBLE.
16728 (extendsftf2): Enable for E500 double.
16729 (trunctfdf2): Enable for E500 double.
16730 (trunctfsf2): Change to trunctfsf2_fprs.
16731 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16732 depending on TARGET_E500_DOUBLE.
16733 (floatsitf2): Enable for E500 double.
16734 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16735 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16736 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16737 (negtf2): Change to negtf2_internal.
16738 (negtf2): New expander.
16739 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16740 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16741 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16742 (movdi_internal32): Use rs6000_nonimmediate_operand.
16743 (unnamed splitter): Likewise.
16744 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16745 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16746 (SPE64TF, DITI): New mode macros.
16747 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16750 (frob_<mode>_di_2): New.
16751 (frob_tf_di_8_2): New.
16752 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16754 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16756 (frob_ti_<mode>_8_2): New.
16757 (frob_ti_tf_2): New.
16758 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16759 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16761 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16762 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16763 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16764 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16765 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16766 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16769 2007-01-23 Ian Lance Taylor <iant@google.com>
16771 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16773 (OBJS-archive): Reformat, alphabetize.
16774 (OBJS): Change out_object_file to OBJS-md.
16776 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16778 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16779 JUMP_P and CALL_P predicates where applicable.
16780 * config/i386/i386.c: Ditto.
16781 * config/i386/i386.md: Ditto.
16782 * config/i386/mmx.md: Ditto.
16783 * config/i386/predicates.md: Ditto.
16785 2007-01-22 Andreas Schwab <schwab@suse.de>
16787 * config/m68k/m68k.h: Fix comment.
16789 2007-01-22 Jan Hubicka <jh@suse.cz>
16791 * passes.c (init_optimization_passes): Do not rerun
16792 pass_early_warn_uninitialized.
16794 2007-01-22 Richard Guenther <rguenther@suse.de>
16796 PR tree-optimization/30038
16797 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16799 (execute_cse_sincos_1): Likewise.
16800 (execute_cse_sincos): Likewise.
16801 (gate_cse_sincos): Likewise.
16802 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16803 the cexpi() canonicalization of sincos().
16804 * tree-pass.h (pass_cse_sincos): Declare.
16805 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16807 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16809 PR rtl-optimization/29329
16810 * combine.c (replaced_rhs_insn): Rename to i2mod.
16811 (replaced_rhs_value): Rename to i2mod_new_rhs.
16812 (i2mod_old_rhs): New global variable.
16813 (combine_instructions): Adjust for above change. Save a copy of
16814 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16815 note are substituted in the second instruction.
16816 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16817 ditch the note if it pertains to the second eliminated register
16818 and this register is mentioned in i2mod_old_rhs.
16821 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16823 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16824 the insn to which the note was originally attached.
16826 2007-01-21 Jan Hubicka <jh@suse.cz>
16828 * ipa-inline.c (inlining_mode): Comment, move up.
16829 (cgraph_decide_inlining_incrementally): Do not perform inlining
16830 itself; fix handling of flattening of self recursive functions.
16831 (cgraph_find_cycles): Remove.
16832 (cgraph_flatten_node): Remove.
16833 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16834 (try_inline): New function.
16835 (cgraph_early_inlining): Update call of
16836 cgraph_decide_inlining_incrementally. Apply inlining here.
16837 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16839 2007-01-21 Dirk Mueller <dmueller@suse.de>
16842 * tree-vrp.c (check_array_bounds): do not warn
16843 about ADDR_EXPR's of ARRAY_REF's which are immediately
16844 used in binary expressions.
16846 2007-01-21 Ira Rosen <irar@il.ibm.com>
16848 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16849 read_write_dep and macros for its access.
16850 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16851 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16852 argument, call vect_check_interleaving for every independent pair of
16853 data-refs. Mark loads that access the same memory location as a store
16855 (vect_check_dependences): Remove.
16856 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16857 call, fix the call to vect_analyze_data_ref_dependence.
16858 (vect_analyze_data_ref_access): For statements that access the same
16859 data-ref, check that they are not stores; for loads, check that there
16860 is no store that access the same location.
16862 2007-01-20 Roger Sayle <roger@eyesopen.com>
16863 Joseph Myers <joseph@codesourcery.com>
16865 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16866 (-fdump-rtl-stack): Likewise.
16867 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16868 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16869 (-mpt-fixed): Use @minus{} for minus sign.
16870 (Using Precompiled Headers): Fix under/overfull hbox.
16872 2007-01-20 Jan Hubicka <jh@suse.cz>
16874 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16875 place within annotation.
16877 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16879 * pa.c (output_move_double): Change array size of xoperands to 4.
16881 2007-01-20 Jan Hubicka <jh@suse.cz>
16883 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16886 2007-01-19 Ian Lance Taylor <iant@google.com>
16888 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16889 constant to unsigned HOST_WIDE_INT before negating.
16891 2007-01-19 Ian Lance Taylor <iant@google.com>
16893 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16895 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16896 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16897 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16898 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16899 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16900 (realloc_vdef, realloc_vuse): Change second parameter to
16902 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16903 fields to unsigned.
16904 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16905 unsigned. Change x and lim locals to unsigned.
16906 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16908 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16909 (copy_virtual_operands): Change i and n locals to unsigned.
16911 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16913 PR middle-end/29335
16914 * builtins.c (fold_builtin_1): Handle builtin fdim.
16916 2007-01-20 Jan Hubicka <jh@suse.cz>
16918 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16919 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16920 init_alias_heapvars.
16921 (init_alias_heapvars): Initialize only when not already initialized.
16922 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16924 2007-01-19 Roger Sayle <roger@eyesopen.com>
16926 * common.opt (fsigned-zeros): New command line option.
16927 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16928 of flag_unsafe_math_optimizations.
16929 * opts.c (set_fast_math_flags): The -ffast-math command line option
16930 implies -fno-signed-zeros.
16931 (fast_math_flags_set_p): Likewise.
16933 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16934 the documentation of -ffast-math appropriately. Wrap long lines.
16936 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16938 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16939 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16941 2007-01-19 Tomas Bily <tbily@suse.cz>
16943 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16945 (tree_init_ic_make_global_vars): New function
16946 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16947 (tree_gen_ic_profiler): New function
16948 (tree_gen_ic_func_profiler): New function
16949 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16950 (tree_profile_hooks): Added hook for indirec/virtual calls
16951 * value-prof.c (tree_find_values_to_profile): New case for
16953 (tree_values_to_profile): Call for determining indirect/virtual
16955 (tree_indirect_call_to_profile): New function
16956 (tree_ic_transform): New function
16957 (tree_ic): New function
16958 (find_func_by_pid): New function
16959 (init_pid_map): New function
16960 (tree_value_profile_transformations): Added check for
16961 indirect/virtual call transformation
16962 * value-prof.h (enum hist_type): New counter type for
16963 indirect/virtual calls
16964 (profile_hooks): Added new hook for profiling indirect/virtual
16966 * profile.c (instrument_values): New case for indirect/virtual
16968 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16969 (GCOV_COUNTER_V_INDIR): New counter type
16970 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16971 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16973 * cgraph.c: Definition of cgraph_max_pid
16974 (cgraph_create_node): Default init of pid attribute
16975 * cgraph.h: Declaration of cgraph_max_pid
16976 (struct cgraph_node): Added pid attribute
16977 * libgcov.c (__gcov_indirect_call_profiler): New function
16978 (__gcov_one_value_profiler_body): New function
16979 (__gcov_one_value_profiler): Body was moved to
16980 __gcov_one_value_profiler_body and calls it
16982 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16984 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16985 * gengtype.c (write_types_data, write_func_for_structure,
16986 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16987 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16988 (walk_type, write_func_for_structure): Generate the mark_hook if
16991 2007-01-19 Jan Hubicka <jh@suse.cz>
16993 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16994 'early' argument take inlining mode argument specifying whether to
16995 inline for size/speeed or all functions; add support for flattening;
16997 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16999 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17002 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17003 the name of the declared identifier.
17005 2007-01-19 Dirk Mueller <dmueller@suse.de>
17007 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17008 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17009 duplicate evaluation.
17011 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17013 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17014 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17015 to XFMode, use acosxf2 and truncate result to requested mode.
17016 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17017 (asin<mode>2): Similarly, with asin expanders.
17018 (*fscalexf4_i387): Rename from *fscalexf4.
17019 (expNcorexf3): New expander.
17020 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17021 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17022 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17023 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17024 patterns for SSE math.
17025 (exp10<mode>2): Similarly, with exp10 expanders.
17026 (exp2<mode>2): Similarly, with exp2 expanders.
17027 (expm1<mode>2): Similarly, with expm1 expanders.
17028 (ldexp<mode>3): Similarly, with ldexp expanders.
17029 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17030 Use gen_truncxf<mode>2_i387_noop to truncate result.
17032 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17034 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17035 for ColdFire targets.
17037 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17038 Richard Sandiford <richard@codesourcery.com>
17040 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17041 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17042 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17043 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17044 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17045 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17049 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17050 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17051 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17052 (*adddi_dilshr32_cf): New pattern.
17053 (adddi3, subdi3): Remove first alternatives.
17055 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17057 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17058 implemented using move.l, do not use its cc result for floating-point
17061 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17063 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17064 from accepting 's' constraints if flag_pic.
17066 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17068 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17069 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17070 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17071 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17073 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17075 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17076 ColdFire alternatives.
17077 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17078 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17079 architectures that support ff1 instruction.
17081 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17082 Julian Brown <julian@codesourcery.com>
17084 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17085 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17086 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17089 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17091 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17093 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17094 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17095 HOST_WIDE_INT instead of an rtx.
17096 (m68k_rtx_costs): Update call accordingly.
17097 (output_move_const_into_data_reg): Likewise. Fix formatting.
17098 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17100 (output_move_simode_const): Update calls after above changes.
17101 Rework to use automatic variables and predicates like MEM_P.
17102 * config/m68k/m68k.md (pushexthisi_const): Update call to
17105 2007-01-19 Dirk Mueller <dmueller@suse.de>
17107 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17108 in dump_flags test.
17110 2007-01-19 Richard Guenther <rguenther@suse.de>
17112 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17113 via cexp in case sincos is not available.
17115 2007-01-19 Richard Guenther <rguenther@suse.de>
17117 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17118 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17119 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17120 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17121 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17122 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17123 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17124 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17126 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17128 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17130 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17131 (atan2xf3): Directly generate RTL pattern.
17132 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17133 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17134 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17135 disable patterns for SSE math.
17136 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17137 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17138 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17139 disable patterns for SSE math.
17141 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17143 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17145 2007-01-18 Roger Sayle <roger@eyesopen.com>
17147 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17148 VIEW_CONVERT_EXPR to the same type as it's operand.
17150 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17152 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17153 configured for long double 128.
17155 2007-01-18 Mike Stump <mrs@apple.com>
17157 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17160 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17162 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17165 2007-01-18 Jan Hubicka <jh@suse.cz>
17167 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17168 greater than NUM_VOP_FREE_BUCKETS.
17170 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17172 * tree-ssa-structalias.c: Update comments.
17173 (ptabitmap_obstack): Removed.
17174 (pta_obstack): New.
17175 (oldpta_obstack): Ditto.
17176 (stats): Add a few members.
17177 (struct variable_info): Remove node, complex, address_taken, and
17178 indirect_target members. Add oldsolution member.
17179 (new_var_info): Do not initialize removed members.
17180 (constraint_expr_type): Remove INCLUDES.
17181 (constraint_graph): Add size, implicit_preds, rep,
17182 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17183 (FIRST_REF_NODE): New macro.
17184 (LAST_REF_NODE): Ditto.
17185 (FIRST_ADDR_NODE): Ditto.
17186 (find): New function.
17188 (dump_constraint): Do not handle INCLUDES.
17189 (insert_into_complex): Do not insert duplicate constraints.
17190 (condense_varmap_nodes): Renamed and rewritten into ...
17191 (merge_node_constraints): This. Also fix bug in handling of
17192 offseted copy constraints.
17193 (clear_edges_for_node): No longer need to deal with preds at all,
17194 or removing associated preds/succs.
17195 (merge_graph_nodes): Deal with indirect_cycles.
17196 Don't deal with predecessors.
17197 (add_implicit_graph_edge): New function.
17198 (add_pred_graph_edge): Ditto.
17199 (add_graph_edge): Don't deal with predecessors.
17200 (build_constraint_graph): Removed.
17201 (build_pred_graph): New function.
17202 (build_succ_graph): Ditto.
17203 (struct scc_info): Removed in_component. Added roots, dfs, and
17204 node_mapping. Remove visited_index, unification_queue.
17205 (scc_visit): Deal with union-find we do now.
17206 Deal with cycles with REF nodes.
17207 (collapse_nodes): Renamed and rewritten to ...
17208 (unify_nodes): This.
17209 (process_unification_queue): Removed.
17210 (topo_visit): Cleanup
17211 (do_da_constraint): Use find.
17212 (do_sd_constraint): Ditto.
17213 (do_ds_constraint): Ditto.
17214 (do_complex_constraint): Ditto.
17215 (init_scc_info): Update for removed and added members.
17216 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17217 (find_indirect_cycles): This.
17218 (equivalence_class): New variable.
17219 (label_visit): New function.
17220 (perform_variable_substitution): Rewritten.
17221 (free_var_substitution_info): New function.
17222 (find_equivalent_node): Ditto.
17223 (move_complex_constraints): Ditto.
17224 (eliminate_indirect_cycles): Ditto.
17225 (solve_graph): Only propagate changed bits.
17226 Use indirect cycle elimination.
17228 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17229 (tree_id_eq): Renamed to ...
17230 (tree_vi_eq): This. Update for member change
17231 (insert_id_for_tree): Renamed and rewritten to ...
17232 (insert_vi_for_tree): This.
17233 (lookup_id_for_tree): Renamed and rewritten to ...
17234 (lookup_vi_for_tree): This.
17235 (get_id_for_tree): Renamed and rewritten to ...
17236 (get_vi_for_tree): Ditto.
17237 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17238 (process_constraint): Don't handle INCLUDES.
17239 Remove special ADDRESSOF case.
17240 (find_func_aliases): Rewrite to use vi functions instead of id
17242 (create_function_info_for): Ditto.
17243 (create_variable_info_for): Ditto.
17244 (intra_create_variable_infos): Ditto.
17245 (merge_smts_into): Ditto.
17246 (find_what_p_points_to): Ditto.
17247 (init_base_vars): Ditto.
17248 (init_alias_vars): Ditto.
17249 (remove_preds_and_fake_succs): New function.
17250 (dump_sa_points_to_info): Dump new stats.
17251 (dump_solution_for_var): Use find.
17252 (set_used_smts): Fix formatting.
17253 (compute_points_to_sets): Updated for new functions.
17254 (ipa_pta_execute): Ditto.
17256 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17257 Richard Sandiford <richard@codesourcery.com>
17259 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17261 * calls.c (expand_call): If the return value is a PARALLEL,
17262 extract its first member.
17263 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17264 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17265 use FUNCTION_EXTRA_EPILOGUE.
17266 (m68k_function_value): Return a PARALLEL if the return value
17267 is of a pointer type.
17268 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17269 (FUNCTION_EXTRA_EPILOGUE): Remove.
17270 * config/m68k/m68k.md (D0_REG): New constant.
17272 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17274 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17275 output a NOP for empty epilogues.
17277 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17279 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17280 before function. Extend register save check to include all
17281 registers, not just integer ones.
17283 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17285 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17286 (m68k_use_return_insn): ...this.
17287 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17288 * config/m68k/m68k.c (use_return_insn): Rename to...
17289 (m68k_use_return_insn): ...this.
17290 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17291 of USE_RETURN_INSN.
17293 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17295 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17296 nearest even, fix denormal rounding overflow.
17298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17300 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17301 f%$smove and f%$move.
17302 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17303 (extendsfdf2_cf): Use fdmove instead of f%&move.
17304 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17305 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17307 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17309 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17312 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17314 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17315 (coldfire_single_format): Declare.
17316 (coldfire_double_format): Likewise.
17317 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17318 of qnan_msb_set to determine the lower bits of a canonical
17320 (encode_ieee_double): Likewise.
17321 (encode_ieee_quad): Likewise.
17322 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17323 (mips_single_format): Likewise.
17324 (ieee_double_format): Likewise.
17325 (mips_double_format): Likewise.
17326 (ieee_extended_motorola_format): Likewise.
17327 (ieee_extended_intel_96_format): Likewise.
17328 (ieee_extended_intel_128_format): Likewise.
17329 (ieee_extended_intel_96_round_53_format): Likewise.
17330 (ibm_extended_format): Likewise.
17331 (mips_extended_format): Likewise.
17332 (ieee_quad_format): Likewise.
17333 (mips_quad_format): Likewise.
17334 (vax_f_format): Likewise.
17335 (vax_d_format): Likewise.
17336 (vax_g_format): Likewise.
17337 (i370_single_format): Likewise.
17338 (i370_double_format): Likewise.
17339 (decimal_single_format): Likewise.
17340 (decimal_double_format): Likewise.
17341 (decimal_quad_format): Likewise.
17342 (c4x_single_format): Likewise.
17343 (c4x_extended_format): Likewise.
17344 (real_internal_format): Likewise.
17345 (coldfire_single_format): New real_format.
17346 (coldfire_double_format): Likewise.
17347 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17348 canonical_nan_lsbs_set.
17349 (pdp11_d_format): Likewise.
17350 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17351 if TARGET_COLDFIRE_CPU.
17353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17355 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17356 (output_call, m68k_legitimize_call_address): Declare.
17357 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17358 parenthesees. Add support for a 'W' constraint.
17359 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17360 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17361 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17362 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17364 (override_options): Initialize them. Do not set flag_no_function_cse
17365 for TARGET_ID_SHARED_LIBRARY.
17366 (m68k_output_pic_call): Delete.
17367 (m68k_legitimize_call_address): New function.
17368 (print_operand): Remove the %o prefix. Handle the %p prefix.
17369 (output_call): New function.
17370 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17371 target address from the GOT if symbolic jumps are not allowed.
17372 * config/m68k/m68k.md (call, general_operand): Do not set
17373 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17374 Merge separate flag_pic and !flag_pic define_insns into...
17375 (*call, *call_value): ...these new patterns. Match the address
17376 rather than the containing MEM and require it to be a call_operand.
17377 Use output_call to generate the asm template.
17378 * config/m68k/predicates.md (const_call_operand): New predicate.
17379 (call_operand): Likewise.
17381 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17383 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17384 (STACK_GROWS_DOWNWARD): Define to 1.
17385 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17386 comments, emphasizing that these values are only defaults.
17387 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17388 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17392 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17394 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17395 Richard Sandiford <richard@codesourcery.com>
17397 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17398 (FP_REGNO_P): New macros.
17399 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17400 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17401 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17402 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17404 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17406 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17407 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17409 * config/m68k/t-floatlib: New file, extracting common code from...
17410 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17411 * config/m68k/t-uclinux: Here.
17412 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17413 routines on ColdFire targets.
17415 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17417 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17418 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17419 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17420 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17421 explicitly set MOTOROLA to 1.
17422 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17424 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17425 Nathan Sidwell <nathan@codesourcery.com>
17427 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17428 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17429 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17430 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17431 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17432 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17433 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17434 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17435 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17436 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17437 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17438 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17439 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17440 (DBX_REGISTER_NUMBER): Delete.
17441 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17442 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17443 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17445 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17447 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17448 * config/flat.h: New file.
17449 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17450 OBJECT_FORMAT_FLAT.
17451 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17452 indirect references for -msep-data or -mid-shared-library.
17453 Do not use PC-relative code addresses either.
17454 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17456 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17457 for shared libraries and crt1.o for executables. Use crti.o and
17459 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17460 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17461 Do not add -elf2flt or -shared-lib-id options here.
17462 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17463 Pass -shared-lib-id if -mid-shared-library, taking the library
17464 identifier from -mshared-library-id if given, otherwise
17466 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17467 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17468 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17469 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17470 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17471 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17473 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17474 jump sequence for ISA A and ISA A+.
17475 (PICJUMP): Likewise.
17477 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17479 * config.gcc (m68k-*-uclinux*): Base the port on the common
17480 and m68k GNU/Linux files rather than on the generic ELF ones.
17481 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17482 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17484 2007-01-18 Julian Brown <julian@codesourcery.com>
17485 Richard Sandiford <richard@codesourcery.com>
17487 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17488 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17489 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17491 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17492 80 unconditionally.
17493 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17495 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17497 * doc/install.texi: Document m68k-uclinuxoldabi.
17498 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17499 * config/m68k/uclinux-oldabi.h: New file, copied from
17500 config/m68k/uclinux.h.
17502 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17504 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17505 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17506 (m32r_compute_frame_size): Use unsigned for regno.
17507 (m32r_reload_lr): Use gen_frame_mem.
17509 (m32r_output_function_epilogue): Don't output the function epilogue
17511 (m32r_expand_epilogue): New.
17512 (direct_return): Return false if the function has the interrupt
17514 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17515 * config/m32r/m32r.md (epilogue): New expander.
17516 (return_lr, return_rte): New insns.
17517 (return): Make it expander.
17518 (return_normal): New expander.
17520 2007-01-18 Josh Conner <jconner@apple.com>
17523 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17524 support for UNLE, UNLT, UNGE, and UNGT.
17526 2007-01-18 Jan Hubicka <jh@suse.cz>
17528 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17529 * tree-tailcall (add_virtual_phis): Likewise.
17530 (optimize_tail_call): Return TODOs.
17531 (execute_tail_calls): Return TODOs.
17532 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17533 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17535 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17536 Cleanup cfg using TODO.
17537 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17538 * passes.c (execute_function_todo): When cleanup did something, remove
17540 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17541 (make_edges): Don't cleanup_cfg.
17543 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17545 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17546 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17547 operate on the top of stack.
17548 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17549 register handling of instructions that output to the second
17551 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17552 (move_for_stack_reg): Special-case check for dead destination
17553 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17555 * config/i386/i386.md (UNSPEC_TAN): New constant.
17556 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17557 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17558 to correctly model move of constant 1.0 to top stack slot.
17559 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17560 (unnamed peephole2 pattern): Remove corresponding peephole2
17561 pattern that optimizes tan insn and loading of constant 1.0.
17562 (tanxf2): Use fptanxf4_i387.
17563 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17564 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17565 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17566 disable patterns for SSE math.
17567 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17568 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17570 2007-01-18 Dirk Mueller <dmueller@suse.de>
17571 Richard Guenther <rguenther@suse.de>
17574 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17575 * common.opt (Warray-bounds): Add new warning option.
17576 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17578 * Makefile.in: make tree-vrp.o depend on toplev.h
17579 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17581 (check_array_refs, check_array_bounds, check_array_ref): New.
17583 2007-01-18 Jan Hubicka <jh@suse.cz>
17585 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17586 (execute_ssa_ccp): Return flags conditionally.
17587 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17589 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17591 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17593 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17594 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17596 * Makefile.c (GTFILES): Add cfglayout.h.
17597 * gengtype.c (open_base_files): Likewise.
17598 * cfglayout.c (cfg_layout_function_footer,
17599 cfg_layout_function_header) Reindent to make gengtype happy.
17600 * cfglayout.h (cfg_layout_function_footer,
17601 cfg_layout_function_header): Add GTY(()) marker.
17603 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17605 2007-01-18 Ben Elliston <bje@au.ibm.com>
17607 * genautomata.c (write_automata): Include xstrerror output in the
17608 error message if writing the DFA description file fails.
17610 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17612 * config/mips/mips-protos.h (mips_output_external): Make it
17614 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17615 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17616 (extern_list): Likewise.
17617 (extern_head): Likewise.
17618 (TARGET_ASM_FILE_END): Likewise.
17619 (mips_file_end): Likewise.
17620 (mips_output_external): Rewritten.
17622 2007-01-18 Ben Elliston <bje@au.ibm.com>
17624 * genpreds.c (write_insn_preds_c): Only write out the function
17625 body for regclass_for_constraint if we have register constraints.
17627 2007-01-17 Tom Tromey <tromey@redhat.com>
17629 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17630 * doc/install.texi (Testing): Use sourceware.org.
17631 (Binaries): Likewise.
17632 (Specific): Likewise.
17633 * doc/contrib.texi (Contributors): Use sourceware.org.
17635 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17637 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17638 (AVR_ENHANCED): Rename to ...
17639 (AVR_HAVE_MUL): ... new.
17640 (avr_enhanced_p): Rename to ...
17641 (avr_have_mul_p): ... new.
17642 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17643 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17644 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17645 (avr_have_mul_p): ... new.
17646 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17647 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17648 'avr_enhanced_p' and 'enhanced'.
17649 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17650 AVR_HAVE_MUL instead of AVR_ENHANCED.
17651 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17652 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17653 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17654 instead of AVR_ENHANCED.
17655 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17656 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17657 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17659 2007-01-17 Ian Lance Taylor <iant@google.com>
17661 * vec.h (VEC_reserve_exact): Define.
17662 (vec_gc_p_reserve_exact): Declare.
17663 (vec_gc_o_reserve_exact): Declare.
17664 (vec_heap_p_reserve_exact): Declare.
17665 (vec_heap_o_reserve_exact): Declare.
17666 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17668 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17669 negative parameter.
17670 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17671 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17672 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17673 * vec.c (calculate_allocation): Add exact parameter. Change all
17675 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17676 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17677 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17678 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17679 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17680 (vec_heap_p_reserve_exact): New function.
17681 (vec_heap_o_reserve_exact): New function.
17683 2007-01-17 Jan Hubicka <jh@suse.cz>
17685 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17687 2007-01-17 Eric Christopher <echristo@apple.com>
17689 * config.gcc: Support core2 processor.
17691 2007-01-16 Jan Hubicka <jh@suse.cz>
17693 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17694 the names, just unlink the chain so we don't crash on dangling
17698 2007-01-16 Jan Hubicka <jh@suse.cz>
17700 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17701 * tree-pass.h: Reorder to make IPA passes appear toegher.
17702 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17704 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17705 parameters, do not call early inliner.
17706 * ipa-inline.c: Update comments. Include tree-flow.h
17707 (cgraph_decide_inlining): Do not compute inlining parameters.
17708 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17709 be called with function context set up.
17710 (pass_ipa_inline): Remove unreachable functions before pass.
17711 (cgraph_early_inlining): Simplify assuming to be called from the
17713 (pass_early_inline): New pass.
17714 (cgraph_gate_ipa_early_inlining): New gate.
17715 (pass_ipa_early_inline): Turn into simple wrapper.
17716 (compute_inline_parameters): New function.
17717 (gate_inline_passes): New gate.
17718 (pass_inline_parameters): New pass.
17719 (apply_inline): Move here from tree-optimize.c
17720 (pass_apply_inline): New pass.
17721 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17723 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17724 doing them by hand.
17725 (tree_function_versioning): Do not allocate dummy struct function.
17726 * tree-inline.h (optimize_inline_calls): Update prototype.
17727 * tree-optimize.c (execute_fixup_cfg): Export.
17728 (pass_fixup_cfg): Remove
17729 (tree_rest_of_compilation): Do not apply inlines.
17730 * tree-flow.h (execute_fixup_cfg): Declare.
17731 * Makefile.in (gt-passes.c): New.
17732 * passes.c: Include gt-passes.h
17733 (init_optimization_passes): New passes.
17734 (nnodes, order): New static vars.
17735 (do_per_function_toporder): New function.
17736 (execute_one_pass): Dump current pass here.
17737 (execute_ipa_pass_list): Don't dump current pass here.
17739 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17741 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17742 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17744 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17746 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17747 (strong_alias): Define.
17748 (__gcc_qmul): Provide non-FMA for soft-float.
17749 (__gcc_qdiv): Same.
17754 (__gcc_qunord): New.
17764 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17765 soft-float functions.
17766 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17767 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17768 about long double soft float.
17770 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17771 Tehila Meyzels <tehila@il.ibm.com>
17773 * tree-vectorizer.h (is_pattern_stmt_p): New.
17774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17775 formatting (tabs instead of spaces). Cleanup and clarify setting
17776 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17777 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17778 (vectorizable_type_demotion): Check that types are integral.
17779 (vectorizable_type_promotion): Likewise.
17780 (vectorizable_store): Fix typo. Eliminate new-line at end of
17783 2007-01-16 Jan Hubicka <jh@suse.cz>
17785 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17788 2007-01-15 Eric Christopher <echristo@apple.com>
17790 * ifcvt.c: Include vec.h, vecprim.h.
17791 (check_cond_move_block): New argument regs.
17792 Reorganize. Add registers used to regs.
17793 (cond_move_process_if_block): Use regs set above as
17796 2007-01-15 Eric Christopher <echristo@apple.com>
17798 * config/darwin.h: Update copyright.
17799 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17800 (LINK_COMMAND_SPEC): Add -u.
17801 (LINK_SPEC): Fix umbrella for above.
17803 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17805 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17808 2007-01-15 Tom Tromey <tromey@redhat.com>
17810 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17811 * doc/install.texi (Testing): Don't mention jacks.
17812 (Configuration): Document --enable-java-maintainer-mode. Move
17813 --with-java-home to libgcj-specific section. Document
17815 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17817 2007-01-15 Jan Hubicka <jh@suse.cz>
17819 * tree-ssa-dce.c (DCE_TODOs): New.
17820 (propagate_necessity): Return if something changed.
17821 (eliminate_unnecessary_stmts): Likewise.
17822 (perform_tree_ssa_dce): Return TODO flags when needed.
17823 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17825 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17827 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17828 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17829 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17830 patterns using X87MODEF12 mode macro. Extend operand 1
17831 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17832 (log10<mode>2): Ditto.
17833 (log2<mode>2): Ditto.
17834 (log1p<mode>2): Ditto.
17835 (logb<mode>2): Ditto.
17836 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17837 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17838 (*fxtractxf3_i387): Rename from *fxtractxf3.
17839 (fxtract_extend<mode>xf3_i387): New insn pattern.
17840 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17841 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17842 and gen_fyl2xxf3_i387().
17844 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17846 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17847 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17848 get_loop_exit_edges. Changed return type to bool.
17849 * cfgloop.h (fix_loop_placement): Declaration removed.
17851 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17853 * param.h (MIN_VECT_LOOP_BOUND): New.
17854 * params.def (MIN_VECT_LOOP_BOUND): New.
17855 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17856 argument - minimum threshold for number of iterations.
17857 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17858 argument to declaration.
17859 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17860 MIN_VECT_LOOP_BOUND.
17861 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17862 slpeel_tree_peel_loop_to_edge with additional argument.
17863 (vect_do_peeling_for_alignment): Likewise.
17864 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17866 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17869 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17870 operands of size 1.
17872 2007-01-14 Jan Hubicka <jh@suse.cz>
17874 * tree-dfa.c (remove_referenced_var): New function.
17875 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17876 prune referenced vars list too.
17877 * tree-flow.h (remove_referenced_var): Declare.
17879 2007-01-14 Jan Hubicka <jh@suse.cz>
17881 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17883 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17884 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17885 * except.h (verify_eh_throw_table_statements): Kill prototype.
17886 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17887 into call exrepssions.
17888 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17890 * tree-cfg.c: Include pointer-set.h.
17891 (verify_node_sharing): Work on pointer set.
17892 (verify_eh_throw_stmt_node): New.
17893 (verify_stmts): Use pointers sets, verify throw_stmt.
17895 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17897 * ipa-reference.c (analyze_function): Consider also addresses taken
17900 2007-01-12 Roger Sayle <roger@eyesopen.com>
17902 * c-typeck.c (null_pointer_constant_p): Replace use of
17903 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17904 (build_c_cast): Likewise.
17906 2007-01-12 Roger Sayle <roger@eyesopen.com>
17908 * tree.h (force_fit_type_double): Remove unused final argument.
17909 * c-common.c (constant_expression_warning): Replace use of
17910 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17911 (convert_and_check): Likewise.
17912 (shorten_compare): Update call to force_fit_type_double.
17913 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17914 * convert.c (convert_to_pointer): Update call to
17915 force_fit_type_double.
17916 * fold-const.c (force_fit_type_double): Remove overflowed_const
17918 (int_const_binop, fold_convert_const_int_from_int,
17919 fold_convert_const_int_from_real, fold_div_compare,
17920 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17921 fold_abs_const, fold_not_const): Remove the final argument from
17922 calls to force_fit_type_double.
17924 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17926 * configure.ac: Set insn to "nop" for spu-*-* also.
17927 * configure: Regenerate.
17929 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17931 * builtins.def : Add BUILT_IN_FREE.
17933 2007-01-12 Jan Hubicka <jh@suse.cz>
17935 PR tree-optimization/30443
17936 * tree-inline.c (tree_function_versioning): Do not optimize when
17937 cloning for inlining.
17939 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17941 * doc/loop.texi: Document recording of loop exits.
17942 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17943 (update_single_exits_after_duplication,
17944 update_single_exit_for_duplicated_loop,
17945 update_single_exit_for_duplicated_loops): Removed.
17946 (duplicate_loop_to_header_edge): Do not call
17947 update_single_exits_after_duplication and
17948 update_single_exit_for_duplicated_loops.
17949 (loop_version): Do not update single_exit information.
17950 (fix_loop_structure): Use record_loop_exits instead of
17951 mark_single_exit_loops.
17952 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17953 the lists of loop exits.
17954 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17955 split_edge, merge_blocks): Update the lists of loop exits.
17956 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17957 loop_optimizer_init.
17958 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17959 of mark_single_exit_loops.
17960 (loop_optimizer_finalize): Call release_recorded_exits.
17961 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17962 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17963 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17964 update single exit information.
17965 * lambda-code.c (perfect_nestify): Ditto.
17966 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17967 (mark_single_exit_loops): Removed.
17968 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17969 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17970 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17972 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17973 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17974 (verify_loop_structure): Verify consistency of the exit lists.
17975 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17976 (set_single_exit): Removed.
17977 * cfgloop.h (struct loop_exit): New function.
17978 (struct loop): single_exit_ field replaced by exits field.
17979 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17980 LOOPS_HAVE_RECORDED_EXITS.
17981 (struct loops): Added exits hash.
17982 (mark_single_exit_loops, set_single_exit): Declaration removed.
17983 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17985 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17987 * doc/invoke.texi: Avoid use of @headitem.
17989 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17991 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17993 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17995 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17998 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17999 Richard Sandiford <richard@codesourcery.com>
18001 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18002 * config/m68k/m68k.opt: Resort options.
18003 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18005 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18006 Richard Sandiford <richard@codesourcery.com>
18008 * doc/invoke.texi: Document the macros that are defined by
18009 m68k's -mtune and -mhard-float options.
18010 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18011 (m68k_cpp_cpu_family): Likewise.
18012 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18013 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18014 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18015 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18016 (m68k_cpp_cpu_family): Likewise.
18018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18020 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18021 macros besides mc68000 as tuning macros. Use a switch statement
18022 to set them and mcpu32.
18024 2007-01-12 Julian Brown <julian@codesourcery.com>
18026 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18027 (TARGET_68040_ONLY): Rename to...
18028 (TARGET_68040): ...this.
18029 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18030 * config/m68k/m68k.md: Likewise.
18032 2007-01-12 Julian Brown <julian@codesourcery.com>
18033 Nathan Sidwell <nathan@codesourcery.com>
18034 Richard Sandiford <richard@codesourcery.com>
18036 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18037 the -mcpu= argument associated with the --with-cpu setting.
18038 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18039 if different from the one implied by the -mcpu setting.
18040 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18041 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18042 * doc/invoke.texi: Mention ColdFire in the introduction to the
18043 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18044 -mno-div and -mhard-float options. Make -m68881 a synonym for
18045 -mhard-float. Document the previously-undocumented -m5206e,
18046 -m528x, -m5307 and -m5407 options. Tweak the existing option
18047 documentation for consistency.
18048 * doc/install.texi: Mention new --with-cpu arguments.
18049 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18050 default CPU if neither -mcpu nor -march are specified.
18051 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18052 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18053 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18054 using m68k_tune to decide between families that implement the
18055 same ISA. Use m68k_tune to set __mcfv4e__.
18056 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18057 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18058 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18059 (FL_ISA_C, FL_ISA_MMU): New macros.
18060 (MASK_COLDFIRE): Delete.
18061 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18062 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18063 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18064 (TARGET_HARD_FLOAT): Do not define here.
18065 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18066 (TUNE_68000): New macro.
18067 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18068 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18069 (TUNE_CFV2): Redefine in terms of m68k_tune.
18070 (uarch_type, target_device, fpu_type): New enums.
18071 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18072 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18073 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18074 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18075 (FL_FOR_isa_c): New macros.
18076 (m68k_isa): New enum.
18077 (m68k_target_selection): New structure.
18078 (all_devices, all_isas, all_microarchs): New tables.
18079 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18080 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18081 (MASK_ALL_CPU_BITS): Delete.
18082 (m68k_find_selection): New function.
18083 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18084 Map the legacy target options to a combination of the new ones.
18085 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18086 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18087 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18089 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18090 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18092 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18093 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18094 * config/m68k/m68k-devices.def: New file.
18096 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18097 Nathan Sidwell <nathan@codesourcery.com>
18099 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18100 (SUBTARGET_EXTRA_SPECS): New macros.
18101 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18102 use %(asm_cpu_spec) instead.
18103 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18104 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18105 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18106 (EXTRA_SPECS): Rename to...
18107 (SUBTARGET_EXTRA_SPECS): ...this.
18109 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18110 Richard Sandiford <richard@codesourcery.com>
18111 Julian Brown <julian@codesourcery.com>
18113 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18114 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18115 to the configuration's default CPU.
18116 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18117 Remove default masks.
18118 (m680[012]0-*-*): Set the default with_cpu to the first part of
18120 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18121 (m68k*-*-linux): Extend the --with-cpu handling to...
18122 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18123 and m68010. Don't set target_cpu_default2.
18124 * doc/install.texi: Document --with-cpu for m68k.
18125 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18126 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18127 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18128 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18129 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18130 (ASM_SPEC): Remove use of %(asm_cpu_default).
18131 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18132 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18133 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18134 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18135 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18136 (TARGET_DEFAULT): Delete.
18137 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18138 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18139 (CPP_CPU_SPEC): Delete.
18140 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18141 the appropriate string.
18142 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18143 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18144 (ASM_SPEC): Don't use %(asm_default_spec).
18145 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18146 TARGET_DEFAULT and add MASK_68881.
18147 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18149 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18151 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18152 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18153 MASK_68010 alongside MASK_68020.
18154 * doc/invoke.texi: Document -m68010.
18155 * config/m68k/m68k.opt (m68010): New.
18156 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18158 (TUNE_68010): New macro.
18159 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18160 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18161 (M68K_CPU_m68332): Add MASK_68010.
18162 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18163 fallback definition.
18164 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18166 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18167 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18168 to all entries that use MASK_68020.
18169 (output_move_simode_const, output_move_himode, output_move_qimode)
18170 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18171 instead of TARGET_68020 to select clr behavior. Remove comment
18172 about there being no TARGET_68010.
18173 * config/m68k/m68k.md: Likewise throughout.
18175 2007-01-12 Julian Brown <julian@codesourcery.com>
18177 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18178 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18179 * config/m68k/m68k.md: Likewise.
18181 2007-01-12 Julian Brown <julian@codesourcery.com>
18183 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18184 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18186 2007-01-12 Julian Brown <julian@codesourcery.com>
18188 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18189 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18190 * config/m68k/m68k.md: Likewise.
18192 2007-01-12 Julian Brown <julian@codesourcery.com>
18193 Richard Sandiford <richard@codesourcery.com>
18195 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18196 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18197 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18199 (TARGET_CPU32): Rename to...
18200 (TUNE_CPU32): ...this.
18201 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18202 (TUNE_CFV2): New macros.
18203 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18204 remove conditions that are implied by TARGET_68020.
18205 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18206 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18207 (m68k_output_function_epilogue): Likewise.
18208 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18209 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18210 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18211 non-68000 timings. Refactor multiplication and division costs.
18212 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18213 TUNE_CPU32 instead of TARGET_CPU32.
18214 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18215 and TUNE_68060 instead of TARGET_68060.
18216 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18217 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18219 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18220 && !TARGET_COLDFIRE" to choose between moveq and clr.
18221 Likewise in the unnamed movsf pattern.
18222 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18223 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18226 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18228 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18229 of tabbing before backslashes.
18231 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18233 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18234 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18235 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18237 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18239 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18240 find_interesting_uses_cond.
18241 (find_interesting_uses_cond): Use extract_cond_operands.
18242 (rewrite_use_compare): Use extract_cond_operands and
18243 force_gimple_operand_bsi. Do not call update_stmt.
18244 (determine_use_iv_cost_condition): Use extract_cond_operands.
18245 Return cheaper of using original bound and changing the exit bound.
18247 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18249 PR tree-optimization/29516
18250 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18251 most_expensive_mult_to_index, addr_to_parts,
18252 create_mem_ref, maybe_fold_tmr): Make the type of
18253 fields of TARGET_MEM_REF sizetype.
18254 (move_fixed_address_to_symbol, move_pointer_to_base):
18256 * tree.def (TARGET_MEM_REF): Add comment on types of
18259 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18261 * c-common.c (vector_types_convertible_p): Treat opaque types as
18262 always convertible if they have the same size, but not otherwise.
18264 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18266 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18267 Remove the b_unconditional field.
18268 (noce_try_sign_mask): Do not look at b_unconditional.
18269 (noce_process_if_block): Do not use merge_if_blocks. Update
18270 the CFG here. Do not set b_unconditional.
18271 (cond_move_process_if_block): Likewise.
18272 (find_cond_trap): Likewise.
18273 (check_cond_move_block): Require simple jump insns at the end
18274 of the basic block.
18276 2007-01-11 Jan Hubicka <jh@suse.cz>
18278 PR tree-optimization/1046
18279 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18280 when alias info is not ready.
18281 (pass_tail_recursion): Do not require aliasing.
18282 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18283 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18284 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18285 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18286 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18287 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18288 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18290 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18291 When aliasing is not build, mark statement as volatile.
18293 2007-01-11 Tom Tromey <tromey@redhat.com>
18295 PR preprocessor/15185, PR preprocessor/20989:
18296 * doc/cppopts.texi <-MT>: Update description of algorithm for
18297 computing default target.
18298 <-M, -MD>: Reword "basename" text.
18300 2007-01-11 Roger Sayle <roger@eyesopen.com>
18302 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18303 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18304 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18305 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18306 fold_builtin_bswap, real_constp, fold_builtin_pow,
18307 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18308 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18309 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18310 * convert.c (convert_to_pointer): Likewise.
18311 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18312 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18313 const_binop, fold_convert_const_int_from_int,
18314 fold_convert_const_int_from_real,
18315 fold_convert_const_real_from_real, sign_bit_p,
18316 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18317 fold_sign_changed_comparison, fold_unary, fold_comparison,
18318 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18319 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18320 * print-tree.c (print_node_brief, print_node): Likewise.
18321 * stor-layout.c (place_field, layout_type): Likewise.
18322 * tree-chrec.c (keep_cast): Likewise.
18323 * tree.c (build_vector, build_real, build_real_from_int_cst,
18324 build_complex): Likewise.
18326 2007-01-11 Roger Sayle <roger@eyesopen.com>
18328 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18329 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18331 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18333 * configure.ac (strict1_warn): Rename to strict_warn.
18334 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18335 cc_set_by_configure, quoted_cc_set_by_configure,
18336 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18337 all_boot_languages, all_stagestuff): Remove.
18338 (target_list): Remove bootstrap targets.
18339 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18340 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18341 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18342 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18343 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18344 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18345 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18346 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18347 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18348 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18349 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18350 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18351 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18352 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18353 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18354 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18355 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18356 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18357 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18358 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18359 (mostlyclean): Adjust.
18360 (clean, distclean): Don't mention bootstrap stuff.
18361 * configure: Regenerate.
18362 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18363 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18364 treelang/config-lang.in (stagestuff): Remove.
18365 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18366 stageprofile, stagefeedback, stagestuff): Remove mention.
18368 2007-01-11 Nick Clifton <nickc@redhat.com>
18370 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18372 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18373 (mcore_arith_K_S_operand): Run the test for the S constraint not
18374 the test for the M constraint.
18375 (mcore_addsub_operand): Do not accept integer values that are
18376 larger than 32 bits.
18377 * config/mcore/mcore.md: Remove unused constraints from split.
18378 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18379 (addsi3): Likewise.
18380 (allocate_stack): Likewise.
18381 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18382 operands to 32 bits.
18383 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18385 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18386 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18387 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18388 mcore_output_bclri, mcore_output_andn, output_inline_const,
18389 mcore_output_move, mcore_output_movedouble): Likewise.
18390 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18391 (output_inline_const): Likewise.
18392 (output_inline_const): Fix format strings used in sprintf
18394 * config/mcore/mcore-protos.h: Update prototypes for changed
18395 functions in mcore.c.
18396 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18397 HOST_WIDE_INT and not int.
18398 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18399 CONST_OK_FOR_N): Likewise.
18400 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18401 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18404 2007-01-10 Jan Hubicka <jh@suse.cz>
18406 * tree-vrp.c (remove_range_assertions): Release defs.
18407 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18408 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18410 2007-01-10 Paul Brook <paul@codesourcery.com>
18412 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18413 * config/arm/arm.md (mulsi3subsi): New insn.
18415 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18417 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18418 (tree_transform_and_unroll_loop): New.
18419 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18422 2007-01-10 Robert Kennedy <jimbob@google.com>
18424 * fold-const.c (fold_comparison): Fold comparisons like (x *
18425 1000 < 0) to (x < 0).
18427 2007-01-10 Ian Lance Taylor <iant@google.com>
18429 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18430 operands have the same priority.
18432 2007-01-10 Tom Tromey <tromey@redhat.com>
18434 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18435 (fold_binary): Likewise.
18436 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18437 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18438 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18439 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18440 * langhooks.h (struct lang_hooks): Removed field
18441 'can_use_bit_fields_p'.
18443 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18445 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18447 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18449 * function.c (get_last_funcdef_no): New function.
18450 * function.h (get_last_funcdef_no): Declare.
18451 * tree-inline.c (initialize_cfun): Add initialization.
18452 (tree_function_versioning): Cleanup.
18454 2007-01-10 Jan Hubicka <jh@suse.cz>
18456 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18459 2007-01-10 Sa Liu <saliu@de.ibm.com>
18460 Ben Elliston <bje@au.ibm.com>
18462 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18463 for SAVE_NONLOCAL and Pmode for any other save level.
18464 * spu-protos.h (spu_restore_stack_block): Declare.
18465 * spu.md (save_stack_block): Remove.
18466 (restore_stack_block): Call spu_restore_stack_block.
18467 * spu.c (spu_restore_stack_block): New function.
18468 (spu_expand_epilogue): Remove old comment.
18470 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18472 PR tree-optimization/30322
18473 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18474 (cand_value_at): Return the value as aff_tree.
18475 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18476 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18477 aff_combination_mult): New functions.
18478 (aff_combination_add): Use aff_combination_add_cst.
18479 (aff_combination_convert): Allow conversions to a wider type.
18480 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18481 * tree-affine.h (aff_combination_mult): Declare.
18483 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18485 * doc/tm.texi: Update documentation to reflect reality of exec
18486 and start file search behaviours. Update copyright year.
18487 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18488 header file directories.
18490 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18492 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18493 (*cosxf2): Rename to cosxf2_i387.
18494 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18495 using X87MODEF12 mode macro. Rename patterns to
18496 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18498 (*cosdf2, *cossf2): Ditto.
18499 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18500 to match extended input operands.
18501 (sincos<mode>3): New expander.
18502 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18503 insn patterns and corresponding splitters.
18505 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18507 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18508 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18510 2007-01-09 Nicolas Pitre <nico@cam.org>
18513 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18515 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18517 * target.h (struct gcc_target): New field library_rtti_comdat.
18518 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18519 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18520 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18521 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18523 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18525 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18527 2007-01-08 Richard Guenther <rguenther@suse.de>
18529 * tree.h (force_fit_type_double): Export.
18530 (force_fit_type): Remove.
18531 * fold-const.c (force_fit_type_double): New function.
18532 (force_fit_type): Remove.
18533 (int_const_binop): Use it.
18534 (fold_convert_const_int_from_int): Likewise.
18535 (fold_convert_const_int_from_real): Likewise.
18536 (fold_div_compare): Likewise.
18537 (fold_sign_changed_comparison): Likewise.
18538 (fold_unary): Likewise.
18539 (fold_negate_const): Likewise.
18540 (fold_abs_const): Likewise.
18541 (fold_not_const): Likewise.
18542 * c-common.c (shorten_compare): Use force_fit_type_double.
18543 * convert.c (convert_to_pointer): Likewise.
18545 2007-01-08 Richard Guenther <rguenther@suse.de>
18547 * tree.h (build_int_cst_wide_type): Export.
18548 * tree.c (build_int_cst_wide_type): New function.
18549 (build_int_cst_wide): Fix comment.
18550 * builtins.c (fold_builtin_object_size): Use build_int_cst
18551 to build -1 or 0 of the correct type. Use fit_double_type
18552 to check for overflow.
18553 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18555 (decode_field_reference): Likewise.
18556 (all_ones_mask_p): Likewise.
18557 (native_interpret_int): Use build_int_cst_wide_type.
18558 (fold_binary): Use build_int_cst_type to build an all-ones
18560 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18562 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18564 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18566 2007-01-09 Ben Elliston <bje@au.ibm.com>
18568 * genautomata.c (STATS_OPTION): New option.
18569 (stats_flag): New flag.
18570 (gen_automata_option): Handle it.
18571 (initiate_automaton_gen): Ditto.
18572 (write_automata): Output statistics only if stats_flag is
18573 set. Likewise, output time statistics only if time_flag is set.
18574 * doc/md.texi (Processor pipeline description): Document new flag.
18576 2007-01-08 Richard Guenther <rguenther@suse.de>
18578 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18579 * tree.c (build_int_cst_type): Likewise.
18580 (size_in_bytes): Don't call force_fit_type on the result.
18581 (int_fits_type_p): Use fit_double_type.
18582 * fold-const.c (fit_double_type): New function.
18583 (force_fit_type): Use it.
18584 * tree.h (fit_double_type): Export.
18586 2007-01-08 Jan Hubicka <jh@suse.cz>
18588 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18589 * ipa.c (function_and_variable_visibility): Fix return type.
18591 2007-01-08 Richard Guenther <rguenther@suse.de>
18593 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18594 of offset to build the index.
18595 * tree-pretty-print.c (dump_generic_node): Don't build negated
18596 const just for printing.
18597 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18598 * builtins.c (fold_builtin_int_roundingfn): Check if result
18599 fits the type by using force_fit_type and comparing the result.
18600 * predict.c (predict_loops): Use compare_tree_int for comparison.
18601 * tree.c (build_int_cst): Fall back to integer_type_node for
18603 (build_int_cst_wide): Assert type is non-null.
18605 2007-01-08 Roberto Costa <roberto.costa@st.com>
18607 * tree-vrp.c (extract_range_from_cond_expr): New.
18608 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18609 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18611 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18612 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18613 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18614 used as expressions.
18615 * tree-object-size.c (cond_expr_object_size): New.
18616 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18618 2007-01-08 Jan Hubicka <jh@suse.cz>
18620 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18621 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18624 2007-01-08 Richard Guenther <rguenther@suse.de>
18626 PR tree-optimization/23603
18627 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18628 (extract_range_from_binary): Fall back to truthvalue instead of
18629 varying for TRUTH_*_EXPR.
18630 (extract_range_from_comparison): Fall back to truthvalue instead of
18632 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18633 if all visited PHI values were constant.
18635 2007-01-08 Jan Hubicka <jh@suse.cz>
18637 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18638 (cgraph_analyze_function): break out from ...
18639 (cgraph_finalize_compilation_unit): ... here.
18640 (cgraph_expand_function): Remove forgoten commented out line.
18641 (cgraph_optimize): Analyze functions.
18643 2007-01-08 Jan Hubicka <jh@suse.cz>
18645 * tree-pas.h (TODO_remove_function): New flag.
18646 (TODO_update*): Renumber.
18647 (pass_ipa_increase_alignment,
18648 pass_ipa_function_and_variable_visibility): New passes.
18649 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18650 (cgraph_function_and_variable_visibility): Move to ipa.c
18651 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18652 cgraph_increase_alignment.
18653 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18654 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18655 calling tree-inline.
18656 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18657 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18658 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18659 (gate_increase_alignment): New function.
18660 (pass_ipa_increase_alignment): New pass.
18661 * ipa.c: Inline tree-pass.h and timevar.h
18662 (function_and_variable_visibility): Move here from cgraphunit.c
18663 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18664 * passes.c (init_optimization_passes): Add the two new passes.
18665 (execute_todo): Handle cgraph_remove_functions.
18667 2007-01-08 Nick Clifton <nickc@redhat.com>
18669 * config/frv/predicates.md (reg_or_0_operand): Accept
18672 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18674 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18675 * config.gcc: Add bfin*-rtems*.
18677 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18679 * c.opt: Add -flax-vector-conversions.
18680 * c-typeck.c (convert_for_assignment): Pass flag to
18681 vector_types_convertible_p to allow emission of note.
18682 (digest_init): Likewise.
18683 * c-opts.c: Handle -flax-vector-conversions.
18684 * c-common.c (flag_lax_vector_conversions): New.
18685 (vector_types_convertible_p): Unless -flax-vector conversions
18686 has been passed, disallow conversions between vectors with
18687 differing numbers of subparts and/or element types. If such
18688 a conversion is disallowed, possibly emit a note on the first
18689 occasion only to inform the user of -flax-vector-conversions.
18690 The new last argument specifies this.
18691 * c-common.h (flag_lax_vector_conversions): New.
18692 (vector_types_convertible_p): Add extra argument.
18693 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18694 char_type_node for V*QI type vectors.
18695 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18696 Update to satisfy new typechecking rules.
18697 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18698 C and C++ variants.
18699 * doc/invoke.texi (C Dialect Options): Document
18700 -flax-vector-conversions.
18702 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18704 PR tree-optimization/29877
18705 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18706 a register variable on the RHS to not be replaceable.
18708 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18709 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18710 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18711 const_simm15, const_pow2, const_npow2): Added.
18712 * config/score/misc.md (insv, extv, extzv, movmemsi,
18713 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18714 * config/score/score.c (score_address_cost, score_select_cc_mode):
18716 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18717 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18718 Update score_print_operand.
18719 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18720 Adjust register allocate order and update some macro define.
18721 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18722 mdx_block_move_straight, mdx_block_move_loop_head,
18723 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18724 mdx_block_move_loop, mdx_block_move): Added.
18725 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18726 mdp_limm): Updated and fix some bug and typo.
18727 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18728 (movsf, movdf, doloop_end): Added.
18730 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18732 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18733 config/arm/thumb2.md: Fix comment typos.
18734 * doc/extend.texi: Fix a typo.
18736 2007-01-07 Eric Christopher <echristo@apple.com>
18738 * configure.ac: Check for __stack_chk_fail for darwin.
18739 * configure: Regenerate.
18741 2007-01-07 Richard Guenther <rguenther@suse.de>
18743 * tree-vrp.c (extract_range_from_assert): CSE calls to
18744 compare_values where possible.
18745 (extract_range_from_unary_expr): Likewise.
18747 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18749 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18750 * config/avr/avr.c (call_insn_operand): Delete function.
18751 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18752 instead of register number. Use predicates.
18753 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18754 call_insn_operand): Add.
18756 2007-01-06 Jan Hubicka <jh@suse.cz>
18758 * tree-pass.h (pass_build_cgraph_edges): Declare.
18759 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18760 (visited_nodes): Remove.
18761 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18762 build_cgrpah_edges; make visited_nodes local.
18763 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18764 (record_references_in_initializer): Move to cgraphbuild.c
18765 (initialize_inline_failed, rebuild_cgraph_edges,
18766 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18767 (verify_cgraph_node): Make visited_nodes local.
18768 (cgraph_analyze_function): Do not call cgraph_create_edges and
18769 initialize_inline_failed.
18770 (cgraph_expand_function): Do not call cgraph_lower_function;
18771 assert that function is already lowered.
18772 * Makefile.in (cgraphbuild.o): New.
18773 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18774 at the end of lowering passes.
18776 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18778 * ifcvt.c (cond_move_convert_if_block): New function, code
18779 factored out from...
18780 (cond_move_process_if_block): ...here. Call the new function
18781 on the THEN and ELSE blocks.
18782 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18783 already takes care of this.
18785 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18788 * tree.h (TREE_OVERFLOW_P): New.
18789 * c-typeck.c (parser_build_unary_op): Warn only if result
18790 overflowed and operands did not.
18791 (parser_build_binary_op): Likewise.
18792 (convert_for_assignment): Remove redundant overflow_warning.
18793 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18795 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18797 * c-typeck.c (store_init_value): Split over two lines to follow
18798 the GNU coding style.
18800 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18802 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18803 __GXX_EXPERIMENTAL_CXX0X__.
18804 * doc/cpp.texi: Same.
18806 2007-01-05 Richard Guenther <rguenther@suse.de>
18808 PR middle-end/27826
18809 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18810 with mismatched types. Instead explicitly build a
18811 conversion NOP_EXPR.
18813 2007-01-05 Ian Lance Taylor <iant@google.com>
18815 * c-common.c (decl_with_nonnull_addr_p): New function.
18816 (c_common_truthvalue_conversion): Call it.
18817 * c-typeck.c (build_binary_op): Likewise.
18818 * c-common.h (decl_with_nonnull_addr_p): Declare.
18820 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18823 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18826 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18828 * doc/install.texi (Final install): Document the fact that
18829 the GNAT runtime should not be stripped.
18831 2007-01-04 Jan Hubicka <jh@suse.cz>
18833 * tree-inline.c (fold_marked_statements): Update operand caches
18834 and EH after folding
18836 2007-01-04 Ian Lance Taylor <iant@google.com>
18838 * c-common.c (check_function_nonnull): Whitespace fix.
18840 2007-01-04 Jan Hubicka <jh@suse.cz>
18842 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18843 comitted older version of patch.
18844 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18845 function, celanup cfg and collect garbage.
18847 2007-01-04 Mike Stump <mrs@apple.com>
18849 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18852 2007-01-04 Eric Christopher <echristo@apple.com>
18854 * libgcc2.c (__bswapsi2): Use SItype.
18855 (__bswapdi2): Use DItype.
18856 * libgcc2.h: Update for above.
18858 2007-01-04 Paul Brook <paul@codesourcery.com>
18860 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18861 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18862 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18863 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18864 umulsi3_highpart): Make conditional on !arm_arch6.
18865 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18866 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18867 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18868 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18869 umulsi3_highpart_v6): New insns.
18871 2007-01-04 Roger Sayle <roger@eyesopen.com>
18873 * fold-const.c (fold_convert): When casting an expression to void,
18874 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18875 have a type. Instead of attempting to build a NOP_EXPR, return
18876 these "special" trees directly.
18878 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18880 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18881 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18882 rs6000_cost->fp not 0 as adjustment for outer NEG.
18884 2007-01-04 Jan Hubicka <jh@suse.cz>
18886 * cgraph.c (cgraph_release_function_body): New function.
18887 (cgraph_remove_node): Use it.
18888 * cgraph.h (cgraph_release_function_body): Declare.
18889 * cgraphunit.c (cgraph_expand_function): Use it.
18890 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18891 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18892 is initialized and while compilation of other function is running.
18893 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18894 statement CFG annotations from here to ...
18895 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18897 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18899 * cfgloop.h (enum li_flags): Make the constants powers of two.
18901 2007-01-04 Jan Hubicka <jh@suse.cz>
18903 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18905 (fold_marked_statements): New function.
18906 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18907 * tree-inline.h (copy_body_data): Add statements_to_fold.
18909 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18911 * config.gcc: Mention libgcc/config.host.
18912 * Makefile.in: Update comments mentioning libgcc.
18913 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18914 (all.cross, start.encap, rest.encap, rest.cross): Update
18915 dependencies for libgcc move.
18916 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18917 (clean-target, clean-target-libgcc): Delete.
18918 (srcdirify, GCC_EXTRA_PARTS): New macros.
18919 (libgcc-support, libgcc.mvars): New rules.
18920 (distclean): Remove mention of mklibgcc.
18921 (install): Don't reference INSTALL_LIBGCC.
18922 (install-common): Don't reference EXTRA_PARTS.
18923 (install-libgcc, install-multilib): Delete rules.
18924 * mklibgcc.in: Delete file.
18925 * doc/configfiles.texi: Don't mention mklibgcc.
18927 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18928 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18929 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18930 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18931 (mklibgcc, ldblspecs): Likewise.
18933 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18934 (posixpre.def): Use $(T).
18935 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18936 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18937 (SHLIB_LINK): Make dummy.
18938 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18940 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18942 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18943 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18944 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18945 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18947 * configure.ac (all_outputs): Remove mklibgcc.
18948 * configure: Regenerated.
18950 2007-01-03 Josh Conner <jconner@apple.com>
18952 PR middle-end/29683
18953 * calls.c (compute_argument_addresses): Set stack and stack_slot
18954 for partial args, too.
18955 (store_one_arg): Use locate.size.constant for the size when
18956 generating a save_area.
18958 2007-01-03 Robert Kennedy <jimbob@google.com>
18960 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18961 whose definitions are deleted due to basic block merging.
18963 2007-01-03 Paul Brook <paul@codesourcery.com>
18966 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18968 (use_return_insn): Return 0 for Thumb interrupt functions.
18969 (print_multi_reg): Add rfe argument for IRQ returns.
18970 (arm_output_epilogue): Pop interrupt return address directly into PC.
18971 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18973 2007-01-03 Paul Brook <paul@codesourcery.com>
18975 Merge from sourcerygxx-4_1.
18976 * config/arm/thumb2.md: New file.
18977 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18979 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18980 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18981 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18982 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18984 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18985 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18987 * config/arm/ieee754-sf.S: Ditto.
18988 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18989 (thumb1_base_register_rtx_p): ... to this.
18990 (thumb_index_register_rtx_p): Rename...
18991 (thumb1_index_register_rtx_p): ... to this.
18992 (thumb_output_function_prologue): Rename...
18993 (thumb1_output_function_prologue): ... to this.
18994 (thumb_legitimate_address_p): Rename...
18995 (thumb1_legitimate_address_p): ... to this.
18996 (thumb_rtx_costs): Rename...
18997 (thumb1_rtx_costs): ... to this.
18998 (thumb_compute_save_reg_mask): Rename...
18999 (thumb1_compute_save_reg_mask): ... to this.
19000 (thumb_final_prescan_insn): Rename...
19001 (thumb1_final_prescan_insn): ... to this.
19002 (thumb_expand_epilogue): Rename...
19003 (thumb1_expand_epilogue): ... to this.
19004 (arm_unwind_emit_stm): Rename...
19005 (arm_unwind_emit_sequence): ... to this.
19006 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19007 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19008 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19009 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19010 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19011 thumb2_output_casesi): New functions.
19012 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19013 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19014 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19015 THUMB2_WORK_REGS): Define.
19016 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19017 arm_condexec_mask, arm_condexec_masklen)): New variables.
19018 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19019 (arm_override_options): Check new CPU capabilities.
19020 Set new architecture flag variables.
19021 (arm_isr_value): Handle v7m interrupt functions.
19022 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19024 (const_ok_for_arm): Handle Thumb-2 constants.
19025 (arm_gen_constant): Ditto. Use movw when available.
19026 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19028 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19029 (thumb_find_work_register, arm_load_pic_register,
19030 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19031 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19032 print_multi_reg, output_mov_long_double_fpa_from_arm,
19033 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19034 output_mov_double_fpa_from_arm, output_move_double,
19035 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19036 output_return_instruction, arm_output_function_prologue,
19037 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19038 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19039 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19040 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19041 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19042 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19044 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19045 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19046 (arm_file_start): Output directive for unified syntax.
19047 (arm_unwind_emit_set): Handle stack alignment instruction.
19048 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19049 Add v6t2, v7, v7a, v7r and v7m.
19050 (RETLDM): Add Thumb-2 code.
19051 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19052 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19053 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19054 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19055 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19056 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19057 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19058 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19059 ADJUST_INSN_LENGTH): Define.
19060 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19061 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19062 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19063 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19064 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19065 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19066 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19067 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19068 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19069 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19070 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19071 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19072 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19073 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19074 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19075 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19076 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19078 * config/arm/arm-tune.md: Regenerate.
19079 * config/arm/arm-protos.h: Update prototypes.
19080 * config/arm/vfp.md: Enable patterns for Thumb-2.
19081 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19082 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19083 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19084 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19085 * config/arm/libunwind.S: Add Thumb-2 code.
19086 * config/arm/constraints.md: Update include Thumb-2.
19087 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19088 * config/arm/ieee754-df.S: Ditto.
19089 * config/arm/bpabi.S: Ditto.
19090 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19091 * config/arm/predicates.md (low_register_operand,
19092 low_reg_or_int_operand, thumb_16bit_operator): New.
19093 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19094 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19095 * config/arm/t-arm-elf: Add armv7 multilib.
19096 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19098 (UNSPEC_STACK_ALIGN, ce_count): New.
19099 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19100 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19102 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19103 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19104 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19105 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19106 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19107 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19109 * doc/extend.texi: Document ARMv7-M interrupt functions.
19110 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19112 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19114 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19115 (struct _Unwind_Context): Rename args_size to flags, remove
19116 signal_frame field, add a new args_size field and version field.
19117 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19118 _Unwind_IsExtendedContext): New inline functions.
19119 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19120 Assume by_value array is only present if _Unwind_IsExtendedContext.
19121 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19122 _Unwind_IsSignalFrame.
19123 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19124 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19125 (uw_init_context_1): Initialize context->flags to
19126 EXTENDED_CONTEXT_BIT.
19127 * config/rs6000/linux-unwind.h (frob_update_context): Use
19128 _Unwind_SetSignalFrame.
19130 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19132 PR middle-end/30353
19133 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19134 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19137 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19139 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19140 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19141 RET, AT_SP): Remove.
19142 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19145 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19146 * cfgbuild.c (find_basic_blocks): Likewise.
19147 * cfgrtl.c (rtl_create_basic_block): Likewise.
19148 * function.c (temp_slots_at_level): Likewise.
19149 * reg-stack.c (stack_regs_mentioned): Likewise.
19150 * regclass.c (allocate_reg_info): Likewise.
19151 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19152 set_bb_for_stmt, move_block_to_fn): Likewise.
19153 * tree-complex.c (tree_lower_complex): Likewise.
19154 * vec.h (VEC_safe_grow_cleared): New.
19156 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19158 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19160 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19161 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19163 * cfgloopmanip.c (scale_loop_frequencies): Export.
19164 (loopify): Scale the frequencies by prescribed coefficients.
19165 (set_zero_probability): New function.
19166 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19167 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19168 and frequencies according to arguments.
19169 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19171 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19172 * modulo-sched.c (sms_schedule): Set probabilities for entering
19173 versioned loop correctly.
19174 * tree-vect-transform.c (vect_transform_loop): Ditto.
19175 * cfgloop.h (loopify, loop_version): Declaration changed.
19176 (scale_loop_frequencies): Declared.
19178 2007-01-02 Jan Hubicka <jh@suse.cz>
19180 * cgraph.c: Include tree-flow.h
19181 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19182 early_local_passes.
19183 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19184 * tree-pass.h (pass_all_early_optimizations): Declare.
19185 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19186 early_local_passes.
19187 (cgraph_analyze_function): Do early_local_passes.
19188 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19189 Do not add referenced vars.
19190 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19192 (gate_all_early_local_passes): New gate.
19193 (pass_early_local_passes): Use new gate.
19194 (execute_early_local_optimizations): New functions.
19195 (gate_all_early_optimizations): New gate.
19196 (pass_all_early_optimizations): New pass.
19197 (execute_free_datastructures): Free SSA only when initialized.
19198 (gate_init_datastructures): Init only when optimizing.
19199 (tree_lowering_passes): Do early local passes when called late.
19200 * tree-profile.c (do_tree_profiling): Don't profile functions added
19202 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19203 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19205 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19206 during early_local_passes.
19207 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19210 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19212 * Makefile.in: Update copyright year.
19214 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19216 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19217 in $(lang_checks) and check-consistency targets.
19219 2007-01-02 Jan Hubicka <jh@suse.cz>
19221 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19222 Do not add referenced vars.
19223 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19225 * passes.c (init_optimization_passes): Put mudflap_2 after
19226 free_datastructures.
19228 2007-01-02 Jan Hubicka <jh@suse.cz>
19230 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19231 Set NOTHROW flag on call statements proved to be nothrow.
19232 Update statement of local calls so new pure/const functions are
19233 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19235 (tree_rest_of_compilation): Register hooks and initialize bitmap
19236 early. Do not set after_inlining flag.
19238 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19240 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19241 HOST_BITS_PER_LONGLONG
19243 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19246 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19247 warning for non-static initializers.
19249 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19251 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19252 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19253 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19254 Always use set_unique_reg_note to add REG_EQUAL notes.
19256 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19259 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19261 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19262 * cfgbuild.c (find_basic_blocks): Likewise.
19263 * cfgrtl.c (rtl_create_basic_block): Likewise.
19264 * function.c (temp_slots_at_level): Likewise.
19265 * reg-stack.c (stack_regs_mentioned): Likewise.
19266 * regclass.c (allocate_reg_info): Likewise.
19267 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19268 set_bb_for_stmt, move_block_to_fn): Likewise.
19269 * tree-complex.c (tree_lower_complex): Likewise.
19270 * vec.h (VEC_safe_grow_cleared): New.
19272 2007-01-02 Ian Lance Taylor <iant@google.com>
19274 * c-common.c (c_common_truthvalue_conversion): When warning about
19275 using an assignment as a truth value, set TREE_NO_WARNING.
19277 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19280 * c.opt (Wold-style-declaration): New.
19281 * doc/invoke.texi (C-only Warning Options): New.
19282 (Wold-style-declaration): Document it.
19283 (Wextra): Enabled by -Wextra.
19284 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19285 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19286 -Wold-style-declaration.
19288 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19290 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19291 * cfgbuild.c (find_basic_blocks): Likewise.
19292 * cfgrtl.c (rtl_create_basic_block): Likewise.
19293 * function.c (temp_slots_at_level): Likewise.
19294 * reg-stack.c (stack_regs_mentioned): Likewise.
19295 * regclass.c (allocate_reg_info): Likewise.
19296 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19297 set_bb_for_stmt, move_block_to_fn): Likewise.
19298 * tree-complex.c (tree_lower_complex): Likewise.
19299 * vec.h (VEC_safe_grow_cleared): New.
19301 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19303 * c-common.c (c_common_nodes_and_builtins): Since variants of
19304 void_type_node get built before it is given a name, we need to
19305 give those variants the name, too.
19306 (complete_array_type): We need to work with the canonical main
19307 type of the array, from which we will build the qualified version.
19308 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19309 * print-tree.c (print_node): Display canonical type information
19311 * stor-layout.c (layout_type): When we don't know the
19312 alignment of a type for which we're building an array, we end up
19313 guessing wrong, so make the type require structural equality.
19314 * tree.c (make_node_stat): When we build a new type, it is its
19315 own canonical type.
19316 (build_type_attribute_qual_variant): When building an attribute
19317 variant, its canonical type is the non-attribute variant. However,
19318 if the attributes are target-dependent and they differ, we need to
19319 use structural equality checks for this type.
19320 (build_qualified_type): A qualified type is not equivalent to its
19321 unqualified variant; set the canonical type appropriately.
19322 (build_distinct_type_copy): When building a distinct type from
19323 another type, the new type is its own canonical type.
19324 (build_variant_type_copy): When building a new type variant, we
19325 assume that it is equivalent to the original type.
19326 (build_pointer_type_for_mode): When building a pointer type, also
19327 build a canonical type pointer.
19328 (build_reference_type_for_mode): When building a reference type,
19329 also build a canonical type reference.
19330 (build_index_type): When we can't hash an index type (e.g.,
19331 because its maximum value is negative), the index type requires
19332 structural equality tests.
19333 (build_array_type): Build the canonical form of an array type.
19334 (build_function_type): Function types require structural equality,
19335 because they contain default arguments, attributes, etc.
19336 (build_method_type_directly): Ditto for method types.
19337 (build_offset_type): Build the canonical offset type.
19338 (build_complex_type): Build the canonical vector type.
19339 (make_vector_type): Build the canonical vector type.
19340 * tree.h (TYPE_CANONICAL): New.
19341 (TYPE_STRUCTURAL_EQUALITY_P): New.
19342 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19343 (struct tree_type): Added "canonical" field.
19344 * params.h (VERIFY_CANONICAL_TYPES): New.
19345 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19346 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19347 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19348 * doc/invoke.texi (verify-canonical-types): Document --param
19349 parameter for verifying canonical types.
19351 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19353 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19354 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19355 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19356 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19358 * config/rs6000/e500.h: New.
19359 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19360 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19362 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19363 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19364 TARGET_E500_DOUBLE): Remove.
19365 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19366 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19367 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19368 * config/rs6000/rs6000.c (rs6000_override_options): Use
19369 CHECK_E500_OPTIONS.
19371 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19373 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19374 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19375 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19376 rs6000_emit_cmove): Don't check TARGET_E500.
19377 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19378 sordered): Don't check TARGET_E500.
19380 2007-01-01 Eric Christopher <echristo@apple.com>
19382 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19383 HARD_REGISTER_NUM_P.
19385 2007-01-01 Roger Sayle <roger@eyesopen.com>
19387 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19388 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19389 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19392 2007-01-01 Mike Stump <mrs@apple.com>
19394 * configure.ac: Remove support for building with Apple's gcc-3.1.
19396 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19398 PR middle-end/30311
19399 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19400 REG is a hard register. Do not modify REG before calling
19402 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19403 multiple of the size of YMODE for certain lowpart cases.
19405 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19407 PR middle-end/30253
19408 * gimplify (voidify_wrapper_expr): Update for
19409 GIMPLE_MODIFY_STMT.
19411 2007-01-01 Andreas Schwab <schwab@suse.de>
19414 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19415 save of BR0 in extra_spill_size instead of spill_size.
19416 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19418 (ia64_expand_epilogue): Restore BR0 from its new location.
19420 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19422 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19423 Use a temporary variable if the left hand side is not a gimple
19426 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19428 * gimplify.c (gimplify_return_expr): Make the temporary variable
19429 for the return expression, a gimple register variable.
19431 2007-01-01 Jan Hubicka <jh@suse.cz>
19433 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19436 2007-01-01 Mike Stump <mrs@apple.com>
19438 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19440 * config/darwin.c (machopic_select_rtx_section): Use
19441 HAVE_GAS_LITERAL16.
19442 (darwin_mergeable_constant_section): Likewise.
19443 * configure: Regenerate.
19444 * config.in: Regenerate.
19446 2007-01-01 Jan Hubicka <jh@suse.cz>
19447 Andrew Pinski <pinskia@gmail.com>
19449 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19450 before starting IPA passes.