1 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
2 Nigel Stephens <nigel@mips.com>
4 * config/mips/mips.c (mips_classify_symbol): Don't return
5 SYMBOL_SMALL_DATA for constant pool addresses if
6 TARGET_EMBEDDED_DATA is true.
8 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14 __builtin_ia32_storehps, __builtin_ia32_storelps,
15 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
16 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
17 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
18 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
19 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
20 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
21 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
22 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
23 using def_builtin_const.
25 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
27 PR tree-optimization/32705
28 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
29 (simplify_binary_expression): Use SSA_VAL consistently.
31 2007-07-13 David Edelsohn <edelsohn@gnu.org>
33 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
34 (SPEFSCR_REGNO): Delete definition.
35 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
36 COUNT_REGISTER_REGNUM -> CTR_REGNO.
37 * config/rs6000/rs6000.h: Do not define *_REGNO.
38 LINK_REGISTER_REGNUM -> LR_REGNO.
39 COUNT_REGISTER_REGNUM -> CTR_REGNO.
40 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
41 COUNT_REGISTER_REGNUM -> CTR_REGNO.
42 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
43 R_VRSAVE, R_VSCR. Use them.
44 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
45 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
46 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
47 * config/rs6000/aix.h: Define R_LR. Use it.
49 2007-07-13 Caroline Tice <ctice@apple.com>
51 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
52 flag_var_tracking is explicitly turned off (i.e. when variable
53 tracking is not feasible); otherwise, turn flag_var_tracking on when
54 flag_var_tracking_uninit is on.
55 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
56 note definitions, to allow recording of initialization status in the
58 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
59 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
60 determine if two note locations are equal.
61 (output_loc_list): Don't output list entries whose start & end labels
63 (reg_loc_descriptor): Add parameter for initialization status; pass it
64 to other loc descriptor functions.
65 (one_reg_loc_descriptor): Add parameter for initialization status;
66 check its value and add DW_OP_GNU_uninit to returned loc descr if
68 (multiple_reg_loc_descriptor): Add parameter for initialization
70 pass init status argument to other loc descriptor functions; check
71 value of intialization parameter and add DW_OP_GNU_uninit to returned
72 loc descr if appropriate.
73 (based_loc_descr): Add parameter for initialization status; add new
74 variable for return value; check value of initialization parameter and
75 add DW_OP_GNU_uninit to returned loc descr if appropriate.
76 (concatn_mem_loc_descriptor): Add parameter for initialization status;
77 pass init status argument to other loc descriptor functions; check
78 value of intialization parameter and add DW_OP_GNU_uninit to returned
79 loc descr if appropriate.
80 (mem_loc_descriptor): Likewise.
81 (concat_loc_descriptor): Likewise.
82 (concatn_loc_descriptor): Likewise.
83 (loc_descriptor): Add parameter for initialization status; pass it as
84 argument to other loc descriptor function calls.
85 (loc_descriptor_from_tree_1): Add appropriate initialization status
86 to loc descriptor function calls.
87 (add_location_or_const_value_attribute): Get initialization status
88 from VAR_LOCATION note; add initialization status to loc descriptor
90 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
91 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
92 status is uninitialized, add "[uninint]" to output.
93 * common.opt (fvar-tracking-uninit): New option, similar to
94 fvar-tracking, to turn on tracking of uninitialized variables; creates
95 a new global flag, flag_var_tracking_uninit.
96 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
97 (enum var_init_status): New type, for var initialization status field.
98 * var-tracking.c (struct location_chain_def): Two new fields, init,
99 for initialization status, and set_src for the assignment value expr.
100 (unshare_variable): New parameter for initialization status;
101 initialize new init and set_src fields.
102 (var_reg_set): New parameters for initialization status and value;
103 pass them to set_variable_part.
104 (var_mem_set): Likewise.
105 (get_init_value): New function.
106 (var_reg_delete_and_set): New initialization status & value
107 parameters; add call to get_init_value if status is unknown; pass new
108 parameters to clobber_variable_part and var_reg_set.
109 (var_mem_delete_and_set): Likewise.
110 (var_reg_delete): Pass null set_src value to clobber_variable_part.
111 (var_mem_delete): Likewise.
112 (variable_union): Pass status to unshare_variable; initialize new init
113 and set_src fields. If flag_var_tracking_uninit is not set, force
114 status to initialized.
115 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
116 used later to get the set_src value.
117 (find_src_status): New function.
118 (find_src_set_src): New function.
119 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
120 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
121 MO_SET, get set_src value and pass it to var_reg_delete_and_set
122 and var_mem_delete_and_set.
123 (dump_variable): Print out "[uninit]" if appropriate.
124 (set_variable_part): Add new initialization and set_src parameters;
125 pass status to unshare_variable; set node->init and node- >set_src
126 fields and modify slot in hash table appropriately; save the init and
127 set_src values if appropriate and assign to the new node.
128 (clobber_variable_part): New set_src parameter; if two nodes have
129 same variable and same location but different set_src (assignment)
130 values, clobber old node.
131 (delete_variable_part): Pass init status to unshare_variable.
132 (emit_note_insn_var_location): Add initialized var; assign var's init
133 status to new 'initialized'; pass new init status field to calls to
134 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
135 status to initialized.
136 (emit_notes_in_bb): Pass initialization status to calls to
137 var_reg_set, var_mem_set, var_reg_delete_and_set and
138 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
139 var_reg_delete_and_set and var_mem_delete_and_set; call
140 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
141 make up for change in add_stores.
142 (vt_add_function_parameters): Add status to calls to
144 * config/darwin.c (darwin_override_options): Turn on uninitialized
145 tracking automatically, if var_tracking is on and the system is
148 2007-07-13 Sa Liu <saliu@de.ibm.com>
150 * config.gcc: Add options for arch and tune on SPU.
151 * config/spu/predicates.md: Add constant operands 0 and 1.
152 * config/spu/spu-builtins.def: Add builtins for double precision
153 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
154 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
156 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
158 * config/spu/spu-protos.h: Add new function prototypes.
159 * config/spu/spu.c (spu_override_options): Check options -march and
161 (spu_comp_icode): Add comparison code for DFmode and vector mode.
162 (spu_emit_branch_or_set): Use the new code for DFmode and vector
164 (spu_const_from_int): New. Create a vector constant from 4 ints.
165 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
166 (spu_emit_vector_compare): New. Emit vector compare.
167 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
168 * config/spu/spu.h: Add options -march and -mtune. Define processor
169 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
170 CANONICALIZE_COMPARISON.
171 * config/spu/spu.md: Add new insns for double precision compare
172 and double precision vector compare. Add vcond and smax/smin patterns
173 to enable DFmode vector conditional expression.
174 * config/spu/spu.opt: Add options -march and -mtune.
175 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
176 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
177 both CELL and CELLEDP targets: spu_testsv.
178 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
181 2007-07-13 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/32721
184 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
185 TREE_THIS_VOLATILE on the folded reference.
186 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
187 if the array reference has TREE_THIS_VOLATILE set.
189 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
192 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
194 2007-07-13 Andreas Schwab <schwab@suse.de>
196 * gengtype-lex.l: Allow declarations to be indented.
198 2007-07-12 Geoffrey Keating <geoffk@apple.com>
200 * ginclude/tgmath.h: New.
201 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
202 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
203 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
204 * configure: Regenerate.
206 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
208 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
209 correct index when setting register save state for xd
212 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
214 * config/sh/sh.c (mark_use): Remove.
216 2007-07-12 Paul Brook <paul@codesourcery.com>
218 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
219 reg does not overlap return value.
221 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
223 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
224 (set_expression_vuses): Ditto.
225 (init_pre): Initialize expression_vuses.
227 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
229 * config/i386/sse.md (storentdf, storentsf): New.
231 2007-07-12 Geoffrey Keating <geoffk@apple.com>
233 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
235 * tree.c (build_decl_stat): Move code from here...
236 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
237 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
238 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
239 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
240 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
243 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
244 Devang Patel <dpatel@apple.com>
246 PR tree-optimization/25413
247 * targhooks.c (default_builtin_vector_alignment_reachable): New.
248 * targhooks.h (default_builtin_vector_alignment_reachable): New.
249 * tree.h (contains_packed_reference): New.
250 * expr.c (contains_packed_reference): New.
251 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
252 (vect_enhance_data_refs_alignment): Call
253 vector_alignment_reachable_p.
254 * target.h (vector_alignment_reachable): New builtin.
255 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
256 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
257 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
259 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
261 * target.h (builtin_vectorization_cost): Add new target builtin.
262 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
263 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
264 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
265 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
266 uninitialized variables.
267 * tree-vect-transform.c (cost_for_stmt): New function.
268 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
269 using cost 1 for all scalar stmts. Be less conservative when
270 estimating the number of prologue/epulogue iterations. Call
271 targetm.vectorize.builtin_vectorization_cost. Return
272 min_profitable_iters-1.
273 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
274 initialization cost instead of TARG_VEC_STMT_COST. Use
275 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
276 epilogue code. Fix epilogue cost computation.
277 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
278 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
279 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
280 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
281 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
282 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
284 2007-07-12 Richard Guenther <rguenther@suse.de>
286 * gimplify.c (gimplify_conversion): Make sure that the result
287 from maybe_fold_offset_to_reference is trivially convertible
288 to the desired type before doing the simplification.
289 (gimplify_expr): Likewise.
290 * fold-const.c (fold_binary): Use the correct types for
291 building the simplified expression.
293 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
295 PR rtl-optimization/32729
296 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
297 that fallthru to exit.
299 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
301 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
302 (symDTPOFF2reg): Likewise.
304 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
306 PR tree-optimization/32663
308 * tree.h (VALUE_HANDLE_VUSES): Remove.
309 (struct tree_value_handle): Remove vuses.
311 * tree-vn.c (create_value_handle_for_expr): Don't set
314 * tree-ssa-pre.c (expression_vuses): New.
315 (alloc_expression_id): Set up expression_vuses.
316 (get_expression_vuses): New.
317 (set_expression_vuses): Ditto.
318 (clear_expression_ids): Modify for expression_vuses.
319 (phi_translate_1): Ditto.
320 (phi_translate_set): Ditto.
321 (value_dies_in_block_x): Ditto
322 (valid_in_sets): Ditto.
323 (add_to_sets): Ditto.
324 (find_existing_value_expr): Ditto.
325 (create_value_handle_for_expr): Ditto.
326 (make_values_for_stmt): Ditto.
327 (vuse_equiv): Remove.
329 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
331 * Makefile.in (mostlyclean): Remove object files.
333 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
335 * toplev.c (no_new_pseudos): Deleted.
336 * rtl.h (no_new_pseudos): Deleted.
337 * tree-pass.h (pass_no_new_pseudos): Deleted.
338 * passes.c (pass_no_new_pseudos): Deleted.
339 * final.c (rest_of_clean_state): Removed no_new_pseudos.
340 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
341 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
343 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
344 * rtlhooks.c (gen_lowpart_general): Ditto.
345 * optabs.c (prepare_operand): Ditto.
346 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
348 * modulo-sched.c (rest_of_handle_sms): Ditto.
349 * see.c (rest_of_handle_see): Ditto.
350 * ifcvt.c (if_convert): Ditto.
351 (gate_handle_if_after_combine): Replaced no_new_pseudos with
353 * init-regs.c (gate_initialize_regs): Deleted set of
355 * lower-subreg.c (decompose_multiword_subregs): Ditto.
356 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
357 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
359 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
363 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
364 (*vec_extractv2di_1_rex64): New insn pattern.
366 2007-07-11 David Daney <ddaney@avtrex.com>
368 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
369 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
370 for SIGNAL_UNWIND_RETURN_COLUMN.
371 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
372 (DWARF_FRAME_REGNUM): Rewrite.
373 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
375 2007-07-11 Nick Clifton <nickc@redhat.com>
377 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
378 delta and use gen_int_mode in place of GET_INT instead.
380 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
382 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
385 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
387 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
388 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
390 * params.h (VERIFY_CANONICAL_TYPES): Remove.
391 (USE_CANONICAL_TYPES): New.
392 * doc/invoke.texi (verify-canonical-types): Remove.
393 (use-canonical-types): Add.
395 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
397 * config/spu/spu.c (spu_optimization_options): Remove setting of
398 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
399 (spu_override_options): Move it here.
401 2007-07-11 Richard Sandiford <richard@codesourcery.com>
403 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
404 * config/mips/mips.c (mips_cpu_info_table): Mention
405 MIPS_ISA_LEVEL_SPEC in the comment.
407 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
409 PR tree-optimization/32713
410 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
412 2007-07-11 Paolo Carlini <pcarlini@suse.de>
415 * c-opts.c (c_common_post_options): Do not change flag_complex_method
416 conditional to flag_isoc99.
417 (c_common_init_options): Do it here, unconditionally.
419 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
421 PR tree-optimization/32589
422 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
423 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
424 * tree-ssa-propagate.c (valid_gimple_expression_p): New
425 predicate, extracted from...
426 (set_rhs): ...here. Call it for the expression on entry.
427 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
428 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
429 (simplify_binary_expression): Use valid_gimple_expression_p
430 to validate the simplification.
431 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
433 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
435 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
436 DWARF2_DEBUG on 32 bit target too.
437 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
439 2007-07-11 Nick Clifton <nickc@redhat.com>
441 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
442 version for 64-bit hosts.
444 2007-07-10 David Daney <ddaney@avtrex.com>
446 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
448 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
450 * config/mips/mips.c (mips_expand_synci_loop): New function.
451 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
452 (UNSPEC_RDHWR): Same.
453 (UNSPEC_SYNCI): Same.
455 (clear_cache): New expand.
459 (clear_hazard): Same.
460 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
462 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
463 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
465 2007-07-10 Ian Lance Taylor <iant@google.com>
467 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
470 2007-07-10 David Daney <ddaney@avtrex.com>
472 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
473 * builtins.c (expand_builtin___clear_cache): New function.
474 (expand_builtin): Call expand_builtin___clear_cache for
475 BUILT_IN_CLEAR_CACHE case.
476 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
477 * doc/md.texi (clear_cache): Document new instruction pattern.
478 * testsuite/gcc.dg/builtins-64.c: New test.
480 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
482 * config/cris/cris.md ("movsi"): Fix typo in last change.
484 2007-07-09 Geoffrey Keating <geoffk@apple.com>
487 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
489 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
490 * varasm.c (assemble_start_function): Honor DECL_ALIGN
491 for FUNCTION_DECLs. Don't use align_functions_log if
493 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
494 even for FUNCTION_DECLs.
495 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
497 * tree.h (DECL_ALIGN): Update for new location of 'align'.
498 (DECL_FUNCTION_CODE): Update for new location and name of
500 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
501 (struct tree_decl_common): Move 'align' and 'off_align' out
502 of union, ensure they're still on a 32-bit boundary. Remove
503 other fields in union 'u1'.
504 (struct tree_function_decl): Add field 'function_code' replacing
505 'u1.f' in tree_decl_common.
506 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
507 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
508 (Variable Attributes): Cross-reference 'aligned' attribute
509 to Function Attributes.
510 * flags.h (force_align_functions_log): Delete.
511 * toplev.c (force_align_functions_log): Delete.
513 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
517 (*vec_concatv2di_rex): New insn pattern.
519 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
522 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
524 2007-07-10 Ian Lance Taylor <iant@google.com>
526 Replace no_new_pseudos in backends.
527 * rtl.h (can_create_pseudo_p): Define.
528 * config/darwin.c (machopic_indirect_data_reference): Use
529 can_create_pseudo_p () instead of no_new_pseudos.
530 (machopic_indirect_data_reference): Likewise.
531 (machopic_legitimize_pic_address): Likewise.
532 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
533 (alpha_emit_set_const_1): Likewise.
534 (alpha_emit_set_const): Likewise.
535 (alpha_emit_conditional_move): Likewise.
536 (alpha_split_conditional_move): Likewise.
537 * config/alpha/alpha.md (various splitters): Likewise.
539 * config/arm/arm.c (legitimize_pic_address): Likewise.
540 (arm_load_pic_register): Likewise.
541 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
542 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
543 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
544 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
545 * config/cris/cris.md (movsi): Likewise.
546 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
547 (symGOTOFF2reg_hilo): Likewise.
548 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
549 * config/h8300/h8300.md (insv, extzv): Likewise.
550 * config/i386/i386.c (ix86_expand_move): Likewise.
551 (ix86_expand_vector_move): Likewise.
552 (ix86_prepare_fp_compare_args): Likewise.
553 (ix86_expand_carry_flag_compare): Likewise.
554 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
555 (tls_dynamic_gnu2_combine_32): Likewise.
556 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
557 * config/ia64/ia64.c (ia64_expand_move): Likewise.
558 (ia64_expand_movxf_movrf): Likewise.
559 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
560 (m32c_split_move): Likewise.
561 (m32c_expand_insv): Likewise.
562 * config/m68k/m68k.md (movsi): Likewise.
563 * config/mips/mips.c (mips_force_temporary): Likewise.
564 (mips_split_symbol): Likewise.
565 (mips_move_integer): Likewise.
566 (mips_legitimize_const_move): Likewise.
567 * config/mn10300/mn10300.md (movsi): Likewise.
568 * config/pa/pa.c (emit_move_sequence): Likewise.
569 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
570 (rs6000_got_register): Likewise.
571 (create_TOC_reference): Likewise.
572 (rs6000_machopic_legitimize_pic_address): Likewise.
573 * config/rs6000/rs6000.md (add<mode>3): Likewise.
574 (various splitters): Likewise.
575 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
576 (movsi_got): Likewise.
577 * config/s390/s390.c (emit_symbolic_move): Likewise.
578 * config/s390/s390.md (movhi, movqi): Likewise.
579 (load_multiple, store_multiple): Likewise.
580 * config/score/score.c (score_force_temporary): Likewise.
581 * config/sh/sh.c (prepare_move_operands): Likewise.
582 (prepare_cbranch_operands): Likewise.
583 (emit_fpu_switch): Likewise.
584 (fpscr_set_from_mem): Likewise.
585 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
586 (adddi3, subsi3): Likewise.
587 (various splitters): Likewise.
588 (divsi_inv_fp_combine): Likewise.
589 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
590 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
592 * config/sh/predicates.md (xor_operand): Likewise.
593 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
594 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
595 (movdi_pic_label_ref): Likewise.
596 * config/spu/spu.c (spu_split_immediate): Likewise.
597 * config/alpha/alpha.md (various splitters): Remove test
598 !no_new_pseudos || reload_completed.
599 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
601 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
602 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
603 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
604 * config/score/score.c (th_output_mi_thunk): Likewise.
605 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
606 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
608 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
610 PR rtl-optimization/32664
611 * mode-switching.c (create_pre_exit): Skip barrier insns.
613 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
615 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
616 force_gimple_operand_bsi.
617 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
618 rewrite_use_compare): Ditto.
619 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
621 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
622 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
623 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
624 * tree-profile.c (prepare_instrumented_value,
625 tree_gen_interval_profiler, tree_gen_pow2_profiler,
626 tree_gen_one_value_profiler, tree_gen_ic_profiler,
627 tree_gen_ic_func_profiler, tree_gen_average_profiler,
628 tree_gen_ior_profiler): Ditto.
629 * tree-ssa-reassoc.c (negate_value): Ditto.
630 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
631 Use force_gimple_operand_bsi.
632 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
633 * tree-if-conv.c (add_to_dst_predicate_list,
634 find_phi_replacement_condition): Ditto.
635 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
636 Call mark_symbols_for_renaming for new statements.
637 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
639 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
641 * cfghooks.c (remove_edge): New function.
642 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
644 * cfghooks.h (remove_edge): Declare.
645 * cfg.c (remove_edge): Renamed to remove_edge_raw.
646 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
648 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
650 * optabs.h: Added declaration for signbit_optab.
651 * optabs.c: (init_optabs): Added initialization for signbit_optab.
652 * genoptinit.c (optabs): Added entry for signbit insns.
653 * builtins.c (expand_builtin_signbit): Added code to use a signbit
655 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
656 * config/s390/s390.md (signbit<mode>2): New expander.
658 2007-07-09 Richard Guenther <rguenther@suse.de>
661 * fold-const.c (fold_plusminus_mult_expr): Move constant
662 arguments second to allow decomposing.
664 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
667 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
669 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
670 Disregard DECL_FROM_INLINE.
672 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
675 * doc/invoke.texi: Add ftree-reassoc flag.
676 * common.opt (ftree-reassoc): New flag.
677 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
678 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
680 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
682 PR tree-optimization/32681
683 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
684 saved in second_edge->aux when first_bb is a loop header.
686 2007-07-09 Jan HUbicka <jh@suse.cz>
688 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
690 2007-07-09 Richard Guenther <rguenther@suse.de>
692 * c-decl.c (start_function): Do not promote return type.
694 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
696 * function.c (do_warn_unused_parameter): Do not warn if
697 TREE_NO_WARNING is set.
699 2007-07-08 Andreas Schwab <schwab@suse.de>
701 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
703 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
706 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
708 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
709 apply to assembly language, too.
710 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
712 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
714 Revert (note the sccvn portions are *not* reverted)
715 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
717 Fix PR tree-optimization/23488
719 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
721 * tree-flow-inline.h (get_value_handle): Ditto.
722 * tree-ssa-pre.c (decl_vh_map): New.
723 (decl_node_pool): New.
724 (can_value_number_operation): Support DECL_P.
725 (can_PRE_operation): Ditto.
726 (create_expression_by_pieces): Ditto.
727 (find_existing_value_expr): Modify to differnetiate between
728 addressing and top level.
729 (create_value_handle_for_expr): Handle DECL's.
730 (poolify_tree): Ditto.
731 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
732 (make_values_for_stmt): Handle DECL's properly.
733 (init_pre): Reorg to not init useless things during FRE.
735 * tree-flow.h: Include pointer-set.h.
736 (decl_vh_map): Declare.
737 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
739 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
741 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
742 the constraint description.
743 * doc/md.texi: Update documentation of AVR constraints.
745 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
747 * auto-inc-dec.c, config/arm/arm.c,
748 config/m32r/constraints.md, config/mips/mips.md,
749 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
750 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
751 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
752 typos. Follow spelling conventions.
753 * doc/invoke.texi, doc/rtl.texi: Fix typos.
755 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
756 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
758 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
759 realloc_vuse): Remove.
760 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
763 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
765 Fix PR tree-optimization/23488
767 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
768 (try_to_simplify): Ditto.
770 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
772 * tree-flow-inline.h (get_value_handle): Ditto.
773 * tree-ssa-pre.c (decl_vh_map): New.
774 (decl_node_pool): New.
775 (can_value_number_operation): Support DECL_P.
776 (can_PRE_operation): Ditto.
777 (create_expression_by_pieces): Ditto.
778 (find_existing_value_expr): Modify to differnetiate between
779 addressing and top level.
780 (create_value_handle_for_expr): Handle DECL's.
781 (poolify_tree): Ditto.
782 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
783 (make_values_for_stmt): Handle DECL's properly.
784 (init_pre): Reorg to not init useless things during FRE.
786 * tree-flow.h: Include pointer-set.h.
787 (decl_vh_map): Declare.
788 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
790 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
792 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
793 apply to assembly language, too.
794 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
796 2007-07-06 Ian Lance Taylor <iant@google.com>
797 Zack Weinberg <zackw@panix.com>
800 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
802 2007-07-06 Richard Sandiford <richard@codesourcery.com>
804 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
805 (prefetch): Likewise if "pref" would be used.
807 2007-07-06 Josh Conner <jconner@apple.com>
811 * calls.c (store_one_arg): Handle arguments which are partially
812 on the stack when detecting argument overlap.
814 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
816 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
817 chosen during find_reloads.
819 2007-07-06 Richard Guenther <rguenther@suse.de>
821 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
822 TYPE_ARG_TYPES for verification of argument types. Use
823 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
824 parameters as variable arguments.
826 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
828 * libgcc2.h (word_type): Type definition removed.
829 (cmp_return_type, shift_count_type): Type definitions added.
830 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
831 replaced with shift_count_type.
832 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
834 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
835 changed from word_type to Wtype.
836 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
837 replaced with shift_count_type.
838 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
840 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
841 and libgcc_shift_count attribute added.
842 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
843 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
844 (TARGET_INITIALIZER): New target hooks added.
845 * targhooks.c (default_libgcc_cmp_return_mode,
846 default_libgcc_shift_count_mode): Default implementations for the new
848 * targhooks.h (default_libgcc_cmp_return_mode,
849 default_libgcc_shift_count_mode): Function prototypes added.
850 * target.h (struct gcc_target): Fields for the new target hooks added.
851 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
853 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
856 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
857 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
859 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
860 s390_libgcc_shift_count_mode): Functions added.
861 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
862 Target hooks defined.
864 2007-07-06 Richard Sandiford <richard@codesourcery.com>
866 * config/mips/mips.c (compute_frame_size): Restore the original
867 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
868 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
869 Document why the difference is needed.
871 2007-07-06 Richard Guenther <rguenther@suse.de>
873 * c-common.c (boolean_increment): Use correctly typed
876 2007-07-06 Richard Sandiford <richard@codesourcery.com>
878 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
879 the topmost argument register is not also included in the save mask.
880 (mips16e_collect_argument_save_p): Take a pointer to the argument
881 register, rather than a pointer to the number of arguments.
882 (mips16e_collect_argument_saves): Only include argument saves
883 that aren't in the register mask.
885 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
887 PR rtl-optimization/32450
888 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
889 to ensure that instructions are not moved into the prologue when
890 profiling is on. Remove unused prologue_end variable.
891 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
892 as a scheduling barrier.
894 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
897 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
898 Disregard DECL_FROM_INLINE.
900 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
902 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
903 IORing with a constant.
905 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
907 PR rtl-optimization/32475
908 * df-scan.c (df_def_record_1): Add a use of the stack pointer
909 for every definition of the stack pointer.
911 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
913 * arm.c (vfp3_const_double_index): Copy signed results of
914 REAL_VALUE_TO_INT into unsigned vars.
916 2007-07-05 Richard Guenther <rguenther@suse.de>
919 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
921 * tree-ssa.c (useless_type_conversion_p): Check canonical
924 2007-07-05 Anatoly Sokolov <aesok@post.ru>
926 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
927 zero_extendhisi2): Change to define_insn_and_split.
928 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
930 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
932 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
933 pass_match_asm_constraints): New.
934 * passes.c (init_optimization_passes): Add new pass.
935 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
936 * function.h (struct function): Add has_asm_statement bit.
937 (current_function_has_asm_statement): New.
938 * tree-pass.h (pass_match_asm_constraints): New.
940 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
942 * config/mips/mips.c (mips_file_start): Avoid declaration
945 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
947 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
949 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
951 * rtl.def (NOTE): Change print format string to print
952 operand 5 as a note insn name.
954 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
955 David Ung <davidu@mips.com>
957 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
958 * doc/invoke.texi: (MIPS Options): Document them.
960 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
961 David Ung <davidu@mips.com>
963 Add support for SmartMIPS ASE.
965 * optabs.c (expand_binop_directly): New, broken out from...
966 (expand_binop): Here. Make it try rotating in the other
967 direction even when the second operand isn't constant.
968 * config/mips/mips.md (*lwxs): New.
969 * config/mips/mips.opt (msmartmips): New.
970 * config/mips/mips.c (mips_lwxs_address_p): New.
971 (mips_rtx_costs): Make it recognize scaled indexed addressing.
972 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
973 __mips_smartmips when compiling for TARGET_SMARTMIPS.
974 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
976 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
977 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
978 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
979 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
980 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
981 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
982 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
984 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
986 * tree-vectorizer.c (new_loop_vec_info): Initialize
987 LOOP_VINFO_COST_MODEL_MIN_ITERS.
988 * tree-vectorizer.h (_loop_vec_info): Added new filed
989 min_profitable_iters.
990 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
991 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
992 * tree-vect-analyze.c (vect_analyze_operations): Set
993 LOOP_VINFO_COST_MODEL_MIN_ITERS.
994 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
995 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
996 Fix calculation of peel_iters_prologue. Move consideration of epilogue
997 and prologue cost to after they are computed.
998 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1000 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1001 of creating vectors from scalars according to dt.
1002 (vect_model_store_cost): Likewise.
1003 (vectorizable_call): Use dt array instead of scalar dt. Call
1004 vect_model_simple_cost with additional argument dt.
1005 (vectorizable_assignment): Likewise.
1006 (vectorizable_operation): Likewise.
1007 (vectorizable_type_demotion): Likewise.
1008 (vectorizable_type_promotion): Likewise.
1009 (vectorizable_store): Use dt array instead of scalar dt. Call
1010 vect_model_store_cost with additional argument dt.
1011 (vect_do_peeling_for_loop_bound): Don't call
1012 vect_estimate_min_profitable_iters. Instead, lookup
1013 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1014 "may not be profitable".
1016 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1019 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1020 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1021 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1022 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1024 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1026 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1027 addressing modes cheaper.
1029 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1031 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1032 (dw_ranges_struct): Rename block_num to num. Adjust.
1033 (dw_ranges_by_label_struct): New.
1034 (ranges_by_label, ranges_by_label_allocated,
1035 ranges_by_label_in_use): New variables.
1036 (add_ranges_num): Factored most of the code out of...
1037 (add_ranges): ... this one. Rewrite in terms of the former.
1038 (add_ranges_by_labels): New.
1039 (output_ranges): Output by-label ranges.
1040 (dwarf2out_finish): Output range for multiple-section
1041 compile_unit. Output standard DW_AT_low_pc in addition to
1042 unexpected DW_AT_entry_pc.
1044 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1046 PR tree-optimization/32604
1047 PR tree-optimization/32606
1049 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1050 (compute_antic_safe): Removed.
1051 (ANTIC_SAFE_LOADS): Ditto.
1052 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1053 (execute_pre): Don't call compute_antic_safe.
1054 (vuse_equiv): New function.
1055 (make_values_for_stmt): Use it
1056 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1059 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1062 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1064 (avr_attribute_table): Make "naked" attribute apply to function types
1065 rather than to decls.
1066 (avr_handle_fntype_attribute): New function.
1068 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1070 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1073 2007-07-04 David Ung <davidu@mips.com>
1074 Joseph Myers <joseph@codesourcery.com>
1076 * config/mips/mips.md (type): Add logical, signext and move.
1077 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1078 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1079 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1080 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1081 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1082 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1083 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1084 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1085 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1086 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1087 movv2sf_hardfloat_64bit): Use the new types.
1088 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1089 *movdf_softfloat, *movdf_mips16): Use "multi".
1090 (extendqihi2): Replace with a define_expand.
1091 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1092 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1093 * config/mips/74k.md (r74k_int_logical): New reservation and
1095 (r74k_int_arith): Remove "slt".
1096 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1097 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1098 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1099 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1100 reservations for "arith".
1102 2007-07-04 Richard Guenther <rguenther@suse.de>
1104 * tree-ssa.c (useless_type_conversion_p): Add handling for
1105 scalar float and vector types. Only call the types_compatible_p
1106 langhook for aggregate types as last resort. Follow the
1109 2007-07-04 Richard Guenther <rguenther@suse.de>
1111 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1112 the same as NOP_EXPR.
1114 2007-07-04 Nick Clifton <nickc@redhat.com>
1116 * target.h (struct gcc_target): Add target_help field.
1117 * target-def.h (TARGET_HELP): New.
1118 (TARGET_INITIALIZER): Use TARGET_HELP.
1119 * opts.c (command_handle_option): Invoke target_help function, if
1120 defined, when the user has specified --target-help on the command
1122 * doc/invoke.texi: Mention that --target-help might print
1123 additional information.
1124 * doc/tm.texi: Document TARGET_HELP hook.
1126 * arm.c (TARGET_HELP): Override default definition.
1127 (arm_target_help): New - display a wrapped list of cores and
1128 architectures supported.
1130 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1132 * config/gcc/v850/v850.c (expand_prologue): Make sure
1133 GEN_INT() argument is sign extended rather than zero extended.
1134 (expand_epilogue): Likewise.
1135 (output_move_double): Delete.
1136 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1137 * config/gcc/v850/v850.md (movdi): Delete.
1138 (*movdi_internal): Delete.
1140 (*movdf_internal): Delete.
1142 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1144 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1145 unless compiling RTP PIC.
1147 2007-07-04 Richard Guenther <rguenther@suse.de>
1149 PR tree-optimization/32482
1150 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1151 original ssa name if we didn't find a shift expression.
1152 Fix shift constant for bit zero test.
1154 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1156 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1158 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1160 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1161 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1162 * config/arm/vxworks.h (ASM_SPEC): Delete.
1163 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1165 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1167 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1168 (DDR_REVERSED_P): New.
1169 * tree-data-ref.c (initialize_data_dependence_relation,
1170 build_classic_dist_vector): Set DDR_REVERSED_P.
1172 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1175 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1176 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1177 init_omega_for_ddr_1): Use non conservative number of iterations
1179 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1180 (analyze_siv_subscript): Remove FIXME and reinitialization of
1181 last_conflicts to chrec_dont_know.
1182 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1184 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1186 * tree.c (maybe_canonicalize_argtypes): Improve description.
1188 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1190 * tree.c (maybe_canonicalize_argtypes): New.
1191 (build_function_type): Set canonical type.
1192 (build_method_type_directly): Ditto.
1193 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1196 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1198 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1200 (rewrite_use_nonlinear_expr): Likewise.
1202 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1204 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1206 2007-07-04 Ben Elliston <bje@au.ibm.com>
1208 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1211 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1213 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1214 (Exception Handling): Likewise.
1216 2007-07-03 Jan Hubicka <jh@suse.cz>
1218 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1220 2007-07-03 Eric Christopher <echristo@apple.com>
1222 * doc/cppopts.texi: Add conflicting option note to -dM.
1223 * doc/invoke.texi: Add note about possible conflicts with
1224 -E for -dCHARS and note that -dM will not produce
1225 any results if there is no machine dependent reorg.
1227 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1229 * tree.h (DECL_ALIGN): Back out previous change.
1231 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1233 * configure.ac: Test for .dtprelword support on MIPS.
1234 * configure, config.in: Regenerate.
1235 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1236 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1238 2007-07-03 Julian Brown <julian@codesourcery.com>
1240 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1241 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1242 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1243 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1245 (all_fpus): Add FPUTYPE_VFP3.
1246 (fp_model_for_fpu): Add VFPv3 field.
1247 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1248 (vfp3_const_double_index): New function. Return integer index of
1249 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1251 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1252 and argument represents a valid RTX for a VFPv3 constant.
1253 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1255 (vfp_emit_fstmd): Similar, for fstmd.
1256 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1257 constants, represented as integer indices.
1258 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1259 VFP_REGNO_OK_FOR_DOUBLE macros.
1260 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1261 (arm_file_start): Set float-abi attribute for VFPv3, and output
1262 correct ".fpu" assembler directive.
1263 (arm_dbx_register_numbering): Add FIXME.
1264 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1265 (fputype): Add FPUTYPE_VFP3.
1266 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1267 (CALL_USED_REGISTERS): Likewise.
1268 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1269 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1270 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1271 (D7_VFP_REGNUM): New.
1272 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1273 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1274 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1275 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1276 (REG_ALLOC_ORDER): Adjust for VFPv3.
1277 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1278 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1279 VFP_LO_REGS, VFP_HI_REGS.
1280 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1281 (IS_VFP_CLASS): Define macro.
1282 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1284 (REGISTER_MOVE_COST): Likewise.
1285 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1286 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1287 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1288 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1289 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1290 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1291 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1292 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1293 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1294 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1295 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1296 where appropriate for single-word registers.
1297 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1298 As above. Fix type attributes.
1299 * config/arm/constraints.md (register_contraint "t"): Define.
1300 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1302 (register_constraint "x"): Define.
1303 (constraint "Dv"): Define.
1305 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1307 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1309 2007-07-03 Tom Tromey <tromey@redhat.com>
1311 * c-parser.c (objc_pq_context): Removed.
1312 (objc_need_raw_identifier): Likewise.
1313 (c_parser) <objc_pq_context>: New field.
1314 <objc_need_raw_identifier>: Likewise.
1315 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1316 (c_lex_one_token): Update.
1317 (c_parser_objc_protocol_definition): Update.
1318 (c_parser_objc_method_definition): Update.
1319 (c_parser_objc_methodproto): Update.
1320 (c_parser_declspecs): Update.
1322 2007-07-03 David Ung <davidu@mips.com>
1324 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1326 2007-07-03 David Ung <davidu@mips.com>
1327 Richard Sandiford <richard@codesourcery.com>
1329 * doc/invoke.texi: Document -march=74kf3_2.
1330 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1331 (TUNE_74K): Check for it.
1332 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1333 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1334 * config/mips/mips.md (cpu): Add 74kf3_2.
1335 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1336 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1337 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1338 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1339 74kf3_2 to the CPU list.
1340 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1341 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1342 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1343 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1344 (r74kf3_2_fxfer_from_c1): New insn reservations.
1346 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1347 David Ung <davidu@mips.com>
1349 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1350 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1351 and 74k[fx]. Document aliases for the new options.
1352 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1353 (PROCESSOR_24KF2_1): ...this.
1354 (PROCESSOR_24KX): Rename to...
1355 (PROCESSOR_24KF1_1): ...this.
1356 (PROCESSOR_74KF): Rename to...
1357 (PROCESSOR_74KF2_1): ...this.
1358 (PROCESSOR_74KX): Rename to...
1359 (PROCESSOR_74KF1_1): ...this.
1360 (TUNE_74K): Update PROCESSOR_* names.
1361 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1362 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1363 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1364 (mips_rtx_cost_data): Update processor names in comments.
1365 (mips_issue_rate): Update PROCESSOR_* names.
1366 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1367 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1368 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1369 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1370 Update cpu attribute names.
1371 (r24k_fpu_iss): Rename this reservation to...
1372 (r24kf2_1_fpu_iss): ...this and update all uses.
1373 (r24kx_fpu_iss): Rename this reservation to...
1374 (r24kf1_1_fpu_iss): ...this and update all uses.
1375 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1376 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1377 Update cpu attribute names.
1379 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1381 * config/m32r/constraints.md: New file.
1382 * config/m32r/m32r.c: Include tm-constrs.h.
1383 (small_data_operand): Use satisfies_constraint_* instead of macro.
1384 (addr24_operand, gen_compare): Likewise.
1385 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1386 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1387 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1388 EXTRA_CONSTRAINT): Likewise.
1389 * config/m32r/m32r.md: Include constraints.md.
1390 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1391 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1392 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1393 (two_insn_const_operand, int8_operand, uint16_operand,
1394 reg_or_int16_operand, reg_or_uint16_operand,
1395 reg_or_cmp_int16_operand, cmp_int16_operand,
1396 seth_add3_operand): Likewise.
1398 2007-07-03 Eric Christopher <echristo@gmail.com>
1400 * libgcc2.h: Conditionally declare __bswapsi2 and
1403 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1405 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1408 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1411 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1412 (__gthrw_pragma): Provide default definition.
1414 * gthr-posix.c (__gthrw_pragma): Define.
1416 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1418 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1419 before declaring inequality.
1421 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1423 * combine.c (recog_for_combine): Log the success or failure of
1424 matching new insn patterns against the machine description in
1427 2007-07-03 Revital Eres <eres@il.ibm.com>
1429 * ddg.c (print_sccs): New function.
1430 (check_sccs): New function.
1431 (create_ddg_all_sccs): Use it.
1432 * ddg.h (print_sccs): Declare.
1433 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1435 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1437 * targhooks.h (default_mode_for_suffix): New function declaration.
1438 * targhooks.c (default_mode_for_suffix): New default target hook.
1439 * target.h (struct c): New structure in the targetm struct.
1440 (mode_for_suffix): New target hook as part of struct c.
1441 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1442 default_mode_for_suffix.
1443 (TARGET_C): New define.
1444 * c-lex.c: Include "target.h".
1445 (interpret_float): Use targetm.c.mode_for_suffix to determine
1446 the mode for a given non-standard suffix.
1447 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1449 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1450 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1452 * doc/extend.texi (Floating Types): New node. Document __float80 and
1453 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1455 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1458 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1459 predicate instead of target_operand.
1460 (divsi3_i1_media, divsi3_media_2): Likewise.
1462 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1464 * tree.h (alias_sets_might_conflict_p): Rename into
1465 alias_sets_must_conflict_p.
1466 * alias.c (alias_sets_might_conflict_p): Likewise.
1467 (alias_sets_conflict_p): Use it.
1468 (objects_must_conflict_p): Likewise.
1469 * c-common.c (strict_aliasing_warning): Adjust.
1471 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1473 * rtlhooks.c (gen_lowpart_if_possible): Check for
1474 invalid subreg before calling gen_lowpart_SUBREG.
1476 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1478 * config/darwin9.h: Add copyright notice.
1479 (LINK_COMMAND_SPEC): Add comment.
1480 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1481 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1482 DARWIN_LIBSYSTEM_HAS_UNWIND.
1484 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1487 * omp-low.c (check_combined_parallel): New function.
1488 (lower_omp_parallel): Call it via walk_stmts, set
1489 OMP_PARALLEL_COMBINED if appropriate.
1490 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1491 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1492 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1493 don't consider it as combined parallel.
1495 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1497 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1498 (gcc_tooldir): Likewise.
1499 * configure: Regenerate.
1500 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1501 old configure.ac gcc_tooldir setting.
1502 (prefix_to_exec_prefix): New variable.
1503 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1504 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1506 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1508 Fix PR tree-optimization/32583
1509 Fix PR tree-optimization/32584
1510 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1511 (phi_translate_set): Use phi_translate directly now.
1512 (make_values_for_stmt): Don't value number RHS if we already know
1515 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1516 Jim Wilson <wilson@specifix.com>
1519 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1522 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1523 Richard Sandiford <richard@codesourcery.com>
1524 Nigel Stephens <nigel@mips.com>
1526 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1527 (mips16e_output_save_restore): Declare.
1528 (mips16e_save_restore_pattern_p): Likewise.
1529 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1530 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1531 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1532 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1533 (BITSET_P): New global macro, extracted from...
1534 (mips_for_each_saved_reg): ...here.
1535 (mips16e_save_restore_info): New struct.
1536 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1537 (mips16e_save_restore_regs): New variable.
1538 (mips_split_plus, mips16e_find_first_register): New functions.
1539 (mips16e_mask_registers): New function.
1540 (compute_frame_size): Expand the commentary before the function.
1541 Enforce the MIPS16e save and restore register range restrictions.
1542 Pad the general register save area at the low end.
1543 (mips16e_save_restore_reg, mips16e_build_save_restore)
1544 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1545 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1546 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1548 (mips_expand_prologue, mips_expand_epilogue): Handle
1549 GENERATE_MIPS16E_SAVE_RESTORE.
1550 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1552 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1554 PR tree-optimization/31966
1555 PR tree-optimization/32533
1556 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1557 "basic_block" description as its third argument. Update function
1558 calls to get destination bb from "edge" argument. Save "cond" into
1559 aux field of the edge. Update prototype for changed arguments.
1560 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1562 (find_phi_replacement_condition): Operate on incoming edges, not
1563 on predecessor blocks. If there is a condition saved in the
1564 incoming edge aux field, AND it with incoming bb predicate.
1565 Return source bb of the first edge.
1566 (clean_predicate_lists): Clean aux field of outgoing node edges.
1567 (tree_if_conversion): Do not initialize cond variable. Move
1568 variable declaration into the loop.
1569 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1570 initializations of new_stmt, arg0 and arg1 variables.
1572 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1574 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1575 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1577 2007-07-02 Richard Guenther <rguenther@suse.de>
1579 * tree-ssa.c (useless_type_conversion_p): Document
1580 future intent as defining the middle-end type system.
1581 Re-structure to call langhook last, group by type class,
1582 mark questionable parts.
1584 2007-07-02 Richard Guenther <rguenther@suse.de>
1586 * tree-flow.h (types_compatible_p): Declare.
1587 * tree-ssa.c (types_compatible_p): New function.
1588 * ipa-type-escape.c (discover_unique_type): Use
1589 types_compatible_p instead of lang_hooks.types_compatible_p.
1590 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1591 * tree-vn.c (expressions_equal_p): Likewise.
1592 * tree.c (fields_compatible_p): Likewise.
1593 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1594 (cprop_operand): Use useless_type_conversion_p instead of
1595 lang_hooks.types_compatible_p.
1596 * tree-inline.c (setup_one_parameter): Likewise.
1597 (declare_return_variable): Likewise.
1598 * tree-nrv.c (tree_nrv): Likewise.
1599 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1600 (maybe_fold_offset_to_component_ref): Likewise.
1601 (maybe_fold_offset_to_reference): Likewise.
1602 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1603 (merge_alias_info): Likewise.
1604 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1605 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1606 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1607 * tree-tailcall.c (find_tail_calls): Likewise.
1608 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1609 * gimplify.c (canonicalize_addr_expr): Likewise.
1610 (fold_indirect_ref_rhs): Likewise.
1611 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1612 (cpt_same_type): Likewise.
1613 (check_pointer_types_r): Swap parameters to cpt_same_type
1615 * fold-const.c (fold_convert): Revert fix for PR15988.
1616 * tree-inline.c (setup_one_parameter): Instead fix it here by
1617 using fold_build1 instead of fold_convert and checking for
1618 error_mark_node. Convert only if the conversion is necessary.
1620 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1622 * configure.ac: Check for .gnu_attribute on Power.
1623 * configure: Regenerate.
1624 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1625 attribute for floating-point ABI.
1627 2007-07-02 Ira Rosen <irar@il.ibm.com>
1629 PR tree-optimization/32230
1630 PR tree-optimization/32477
1631 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1632 address is a constant.
1634 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1636 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1637 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1638 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1639 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1640 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1641 64-bit targets. Add support for *-elfoabi*.
1642 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1643 different settings if $(tm_defines) does not select the EABI.
1644 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1645 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1646 (MIPS_ARCH_OPTION_SPEC): Likewise.
1647 (MIPS_ISA_LEVEL_SPEC): Likewise.
1648 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1649 * config/mips/elfoabi.h: New file.
1651 2007-07-02 Richard Guenther <rguenther@suse.de>
1653 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1654 (useless_type_conversion_p): ... this.
1655 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1656 (useless_type_conversion_p): ... this.
1657 * builtins.c (fold_builtin_memory_op): Rename
1658 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1659 * tree-cfg.c (verify_expr): Likewise.
1660 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1661 * tree-ssa-ccp.c (ccp_fold): Likewise.
1662 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1663 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1664 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1665 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1666 * tree-ssa-pre.c (eliminate): Likewise.
1667 * tree-ssa.c (delete_tree_ssa): Likewise.
1668 (tree_ssa_useless_type_conversion): Likewise.
1669 * tree.c (build2_stat): Likewise.
1671 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1673 Fix PR tree-optimization/32571
1674 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1677 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1680 and other expected operations explicitly, change default to
1683 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1685 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1687 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1688 (tls_load_dot_plus_eight): Move the label number into the unspec.
1689 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1691 2007-07-01 Andreas Schwab <schwab@suse.de>
1693 * dwarf2out.c (initial_return_save): Define only if used.
1695 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1697 Unreverting Richard's Revert of:
1699 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1701 * dce.c (deletable_insn_p_1): New function, split out from...
1702 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1703 specially, not those inside PARALLELs. Remove BODY argument
1704 and adjust recursive call accordingly.
1705 (prescan_insns_for_dce): Update call to delete_insn_p.
1707 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1708 Revital Eres <eres@il.ibm.com>
1710 * ddg.c (create_ddg_all_sccs): Fix missed
1711 initialization of scc_nodes.
1713 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1716 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1717 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1719 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1721 * configure.ac: Check for .gnu_attribute on MIPS.
1722 * configure, config.in: Regenerate.
1723 * config/mips/mips.c (mips_file_start): If supported, output
1724 attribute for floating-point ABI.
1726 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1729 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1730 (ffs_cmove): New expander to expand using ctz pattern.
1731 (*ffs_cmove): Remove pattern.
1732 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1733 (ffsdi2): Expand using ctz pattern.
1734 (*ffs_rex64): Remove pattern.
1736 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1738 PR rtl-optimization/32296
1739 * pa.md (return): Delete pattern.
1740 (return_internal): Remove "(const_int 1)" from pattern.
1741 (epilogue): Use return_internal pattern for trivial returns.
1742 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1743 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1745 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1747 * tree-ssa-pre.c (is_exception_related): New function
1748 (can_value_number_operation): Use it.
1750 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1752 Fix PR tree-optimization/32540
1753 Fix PR tree-optimization/31651
1755 * tree-ssa-sccvn.c: New file.
1757 * tree-ssa-sccvn.h: Ditto.
1759 * tree-vn.c: Include tree-ssa-sccvn.h
1760 (val_expr_paid_d): Removed.
1761 (value_table): Ditto.
1762 (vn_compute): Ditto.
1763 (val_expr_pair_hash): Ditto.
1764 (val_expr_pair_expr_eq): Ditto.
1765 (copy_vuses_from_stmt): Ditto.
1768 (shared_vuses_from_stmt): Ditto.
1769 (print_creation_to_file): Moved up.
1770 (sort_vuses): Ditto.
1771 (sort_vuses_heap): Ditto.
1772 (set_value_handle): Make non-static.
1773 (make_value_handle): Ditto.
1774 (vn_add): Rewritten to use sccvn lookups.
1775 (vn_add_with_vuses): Ditto.
1776 (vn_lookup): Ditto (and second argument removed).
1777 (vn_lookup_with_vuses): Ditto.
1778 (vn_lookup_or_add): Ditto (and second argument removed);
1779 (vn_lookup_or_add_with_vuses): Ditto.
1780 (vn_lookup_with_stmt): New.
1781 (vn_lookup_or_add_with_stmt): Ditto.
1782 (create_value_handle_for_expr): Ditto.
1784 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1785 (seen_during_translate): New function.
1786 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1787 (phi_trans_add): Ditto.
1788 (constant_expr_p): FIELD_DECL is always constant.
1789 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1790 Use constant_expr_p.
1791 Avoid infinite recursion on mutually valued expressions.
1792 Change callers of vn_lookup_or_add.
1793 (phi_translate): New function.
1794 (compute_antic_safe): Allow phi nodes.
1795 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1796 (find_or_generate_expression): Rewrite slightly.
1797 (create_expression_by_pieces): Updated for vn_lookup_or_add
1799 Update VN_INFO for new names.
1800 (insert_into_preds_of_block): Update for new names.
1801 (add_to_exp_gen): New function.
1802 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1803 (find_existing_value_expr): Rewrite to changed vn_lookup.
1804 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1805 (try_look_through_load): Removed.
1806 (try_combine_conversion): Ditto.
1807 (get_sccvn_value): New function.
1808 (make_values_for_phi): Ditto.
1809 (make_values_for_stmt): Ditto.
1810 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1812 (init_pre): Update for SCCVN changes.
1814 (execute_pre): Ditto.
1816 * tree-flow.h (make_value_handle): Declare.
1817 (set_value_handle): Ditto.
1818 (sort_vuses_heap): Ditto.
1819 (vn_lookup_or_add_with_stmt): Ditto.
1820 (vn_lookup_with_stmt): Ditto.
1821 (vn_compute): Remove.
1824 (vn_lookup): Update arguments.
1826 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1828 (tree-ssa-sccvn.o): New.
1829 (OBJS-common): Add tree-ssa-sccvn.o
1831 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1834 * c-typeck.c (build_external_ref): Don't mark as used if called
1836 * calls.c (rtx_for_function_call): Likewise.
1838 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1842 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1844 * dce.c (deletable_insn_p_1): New function, split out from...
1845 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1846 specially, not those inside PARALLELs. Remove BODY argument
1847 and adjust recursive call accordingly.
1848 (prescan_insns_for_dce): Update call to delete_insn_p.
1850 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1852 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1853 (try_combine): Move potential calls to undo_all() so they happen
1854 before we commit to using the combined insns.
1856 2006-06-30 Jan Hubicka <jh@suse.cz>
1858 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1861 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1863 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1864 (cgraph_remove_unreachable_nodes): Likewise.
1865 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1866 * ipa-inline.c (update_caller_keys): Cast according to the coding
1868 (cgraph_decide_recursive_inlining): Likewise.
1869 (cgraph_decide_inlining_of_small_function): Likewise.
1870 (try_inline): Likewise.
1871 (cgraph_decide_inlining_incrementally): Likewise.
1872 * ipa-pure-const.c (get_function_state): Likewise.
1873 (scan_function): Likewise.
1874 (analyze_function): Likewise.
1875 (static_execute): Likewise.
1876 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1877 (merge_callee_local_info): Likewise.
1878 (analyze_function): Use type safe memory macros.
1879 (static_execute): Likewise. Cast according to the coding conventions.
1880 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1882 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1884 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1885 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1888 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1891 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1892 for complex modes (both int and real).
1894 2007-06-29 Jan Hubicka <jh@suse.cz>
1896 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1898 2007-06-29 Jan Hubicka <jh@suse.cz>
1901 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1904 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1907 * config/avr/avr.c: Include dataflow header file.
1908 (expand_prologue): Adjust for prologue insn change.
1909 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1912 2007-06-29 Richard Guenther <rguenther@suse.de>
1915 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1916 during type verification.
1918 2007-06-29 Jan Hubicka <jh@suse.cz>
1920 * recog.c (validate_change_rtx_1): Unshare TO argument.
1922 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1924 PR tree-optimization/24659
1925 * tree-vect-transform.c (vectorizable_call): Handle
1926 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1928 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1929 * config/i386/i386.c (enum ix86_builtins)
1930 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1931 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1933 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1934 const using def_builtin_const.
1935 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1936 input operands in the same modes as the result.
1937 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1939 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1941 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1942 (df_set_dead_notes_for_mw): Likewise.
1944 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1946 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1948 2007-06-28 DJ Delorie <dj@redhat.com>
1950 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1952 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1954 * doc/invoke.texi (C++ Dialect Options): Document
1955 fvisibility-ms-compat.
1956 * c.opt (fvisibility-ms-compat): New.
1958 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1961 * tree-affine.c (aff_combination_add_elt): Handle
1962 pointer addition specially.
1964 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1966 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1967 decl is non-external for AIX ABI.
1969 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1971 * config/rs6000/predicates.md (current_file_function_operand):
1972 Ensure the symbol is non-external for AIX ABI.
1974 2007-06-28 Nick Clifton <nickc@redhat.com>
1976 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1977 (fdce, fdse, fpredictive-commoning): Likewise.
1979 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1982 * gcc.c (process_command): Recognize the new -static-libgfortran
1985 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1988 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1989 Use a call clobbered hard reg instead of a pseudo reg.
1991 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1993 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1995 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1998 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1999 REG_LIBCALL and REG_RETVAL notes.
2000 (divsi3, mulsi3): Likewise.
2001 (mulhisi3): Likewise. Use emit_libcall_block.
2002 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2004 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2006 PR rtl-optimization/32481
2007 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2009 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2011 * dce.c (deletable_insn_p_1): New function, split out from...
2012 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2013 specially, not those inside PARALLELs. Remove BODY argument
2014 and adjust recursive call accordingly.
2015 (prescan_insns_for_dce): Update call to delete_insn_p.
2017 2007-06-27 Richard Guenther <rguenther@suse.de>
2020 * tree.h (fold_convertible_p): Declare.
2021 * fold-const.c (fold_convertible_p): New function.
2022 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2023 instead of lang_hooks.types_compatible_p.
2025 2007-06-26 Jan Hubicka <jh@suse.cz>
2027 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2028 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2029 early use validate_unshare_change.
2030 (reload_combine): Likewise.
2031 * recog.c (change_t): New field unshare.
2032 (validate_change_1): Rename from validate_change; add argument unshare.
2033 (validate_change): Turn into wrapper of validate_change_1; update
2034 prototype for bools.
2035 (validate_unshare_change): New.
2036 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2037 calls of df_insn_rescan.
2038 * recog.h (validate_change): Replace ints by bools.
2039 (validate_unshare_change): Declare.
2041 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2043 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2045 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2047 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2049 2007-06-25 Jan Hubicka <jh@suse.cz>
2051 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2053 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2054 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2055 places other call site specific checks are performed.
2057 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2060 * tree-vect-transform.c (vectorizable_operation): Convert
2061 POINTER_PLUS_EXPR over to PLUS_EXPR.
2063 2007-06-25 Chao-ying Fu <fu@mips.com>
2065 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2066 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2067 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2068 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2070 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2071 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2072 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2073 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2074 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2075 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2076 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2077 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2078 ALL_FIXED_POINT_MODE_P): New define.
2079 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2081 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2083 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2084 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2085 MODE_VECTOR_UACCUM): New mode classes.
2087 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2088 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2089 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2092 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2093 (blank_mode): Initialize ibit and fbit.
2094 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2095 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2097 (new_adjust): Change required_class to required_class_from and
2098 required_class_to for testing within a range.
2099 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2100 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2102 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2103 (make_fixed_point_mode): New.
2104 (_ADD_ADJUST): Change C to C1 and C2.
2105 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2106 use a range for machine classes.
2107 (ADJUST_IBIT, ADJUST_FBIT): New.
2108 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2110 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2111 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2112 Emit adjustment for ibit and fbit.
2113 (emit_mode_ibit, emit_mode_fbit): New.
2114 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2116 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2118 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2119 as the source of the set.
2121 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2123 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2124 FP_REGNO_P): Use IN_RANGE.
2125 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2126 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2127 (DATA_REG_P): Use DATA_REGNO_P.
2128 (FP_REG_P): Use FP_REGNO_P.
2129 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2130 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2131 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2133 2007-06-24 Jan Hubicka <jh@suse.cz>
2136 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2138 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2141 * fold-const.c (fold_binary): Strip nops of operand 0
2142 of BIT_NOT_EXPR before calling operand_equal_p.
2143 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2144 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2146 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2148 * doc/extend.texi: Document that dllimport and dllexport imply
2150 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2151 imported or exported declaration, including type declarations.
2152 * c-common.c (handle_visibility_attribute): Check for conflicts
2153 with dllimport/dllexport.
2154 (c_determine_visibility): Handle dllimport/dllexport as an
2155 explicit visibility atttribute.
2157 2007-06-23 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/16876
2161 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2163 * tree-inline.c (initialize_inlined_parameters): Do not call
2164 lang_hooks.tree_inlining.convert_parm_for_inlining.
2165 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2166 reason for mismatched types.
2167 * gimplify.c (gimplify_call_expr): Verify the call expression
2168 arguments match the called function type signature. Otherwise
2169 mark the call expression to be not considered for inlining
2170 using CALL_CANNOT_INLINE_P flag.
2171 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2172 edges call expression.
2173 (cgraph_decide_inlining_of_small_function): Likewise.
2174 (cgraph_decide_inlining): Likewise.
2175 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2177 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2178 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2179 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2181 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2182 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2184 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2185 convert_parm_for_inlining member.
2187 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2190 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2191 Remove optimization for GT.
2193 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2196 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2198 (prescan_insns_for_dce): Add extra parameter.
2200 2007-06-23 Jan Hubicka <jh@suse.cz>
2203 * gimplify.c (mark_addressable): New function.
2204 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2206 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2209 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2211 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2215 moves between MMX/SSE registers to at least 8 units to prevent
2216 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2218 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.c (override_options): Correct x86_sahf
2223 2007-06-21 David Daney <ddaney@avtrex.com>
2226 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2227 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2228 (exception_receiver): Renamed to ...
2229 (nonlocal_goto_receiver): ... this.
2231 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2233 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2234 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2235 partial register accesses.
2237 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2239 * fold-const.c (debug_fold_checksum): Move it under
2240 ENABLE_FOLD_CHECKING.
2242 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2245 * tree.h (debug_fold_checksum): Declared.
2246 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2247 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2248 build_fold_addr_expr_with_type_1.
2249 (fold_addr_expr, debug_fold_checksum): New.
2250 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2251 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2254 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2256 PR tree-optimization/19590
2257 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2258 of scev is a constant.
2259 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2261 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2263 * df-problems.c (df_note_bb_compute): Made computation of live
2264 info consistent with df_lr.
2266 2007-06-21 Richard Guenther <rguenther@suse.de>
2268 PR tree-optimization/32453
2269 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2270 for pointer anti-range.
2272 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2274 * config/i386/i386.c (processor_target_table): Increase maximum
2275 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2278 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2279 byte alignment if > 8 byte alignment is preferred.
2280 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2282 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2284 PR tree-optimization/31866
2285 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2286 if ASM_EXPR's input is not a SSA_NAME.
2289 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2290 but decl is a global var, instead return decl.
2291 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2292 even for is_global_var decls, if they are private in some outer
2295 2007-06-21 Richard Guenther <rguenther@suse.de>
2297 PR tree-optimization/32451
2298 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2300 2007-06-21 Christian Bruel <christian.bruel@st.com>
2302 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2303 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2304 (push_regs): Changed saving order or banked registers.
2305 (sh_expand_epilogue): Likewise.
2306 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2307 (FIRST_BANKED_REG): Likewise.
2308 (LAST_BANKED_REG): Likewise.
2309 * config/sh/sh.md (banked) New attribute.
2310 (in_delay_slot): Check banked attribute.
2312 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2314 PR tree-optimization/32075
2315 * tree-data-ref.c (subscript_dependence_tester_1,
2316 analyze_miv_subscript, analyze_overlapping_iterations,
2317 add_distance_for_zero_overlaps, build_classic_dist_vector,
2318 subscript_dependence_tester_1, analyze_overlapping_iterations,
2319 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2320 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2321 to evolution_function_is_affine_multivariate_p.
2323 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2325 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2327 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2330 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2332 * config/m32c/prologue.md (epilogue_exitd_16): New.
2333 (epilogue_reit_16): New.
2334 (epilogue_exitd): Rename to epilogue_exitd_24.
2335 (epilogue_reit): Rename to epilogue_reit_24.
2337 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2338 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2340 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2342 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2343 if dbg_cnt (sched_insn) reaches the limit.
2344 (choose_ready): New parameter INSN_PTR and new return value.
2345 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2346 the new return value from choose_ready.
2347 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2348 (rest_of_handle_global_alloc): New global_alloc_at_func.
2350 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2352 PR tree-optimization/25737
2353 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2354 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2355 * tree-flow.h (struct fieldoff): Add new field alias_set.
2356 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2357 argument addressable_type. Set alias_set of fieldoff.
2358 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2359 (create_overlap_variables_for): Pass alias_set from fieldoff to
2361 * alias.c (get_alias_set): Use alias_set from SFT if set.
2363 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2365 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2366 of a variable as an unsigned HOST_WIDE_INT integer.
2368 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2370 PR rtl-optimization/32405
2371 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2373 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2375 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2378 * builtins.c: Include diagnostic.h.
2379 (expand_builtin_expect): Make gcc_assert more permissive.
2380 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2383 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2387 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2388 if ACCUMULATE_OUTGOING_ARGS.
2390 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2392 * config/m68hc11/m68hc11.c: Include dataflow header file.
2393 (m68hc11_reorg): Port to dataflow.
2395 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2397 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2398 (struct df_problem.free_blocks_on_set_blocks): New field.
2399 (struct dataflow.optional_p): New field.
2400 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2401 (df_live_set_all_dirty): New function.
2402 * df-scan.c (df_scan_alloc): Initialize optional_p.
2403 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2404 * df-core.c (df_set_blocks): Removed use of
2405 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2406 df_problem.free_blocks_on_set_blocks to determine which blocks are
2408 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2409 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2410 uses dataflow.optional_p to determine if problem should be
2412 (rest_of_handle_df_initialize): Only start live problem if
2414 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2415 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2416 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2417 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2418 problem_NOTE): Initialize free_blocks_on_set_blocks.
2419 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2421 (df_live_set_all_dirty, df_note_alloc): New function.
2422 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2424 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2425 * postreload.c (reload_combine): Ditto.
2426 * cse.c (cse_extended_basic_block): Ditto.
2427 * regmove.c (mark_flags_life_zones): Ditto.
2428 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2429 erase_matching_seqs): Ditto.
2430 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2431 * integrate (allocate_initial_values): Ditto.
2432 * combine.c (reg_dead_at_p): Ditto.
2433 * resource.c (mark_target_live_regs): Ditto.
2434 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2435 * config/sh/sh.c (find_r0_life_regions): Ditto.
2436 * global.c (rest_of_handle_global_alloc): Only add back df_live
2438 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2440 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2442 (if_convert): Make sure df_live is there at -O == 1.
2443 (pass_if_after_combine): Cleanup flags.
2444 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2445 is there at -O == 1.
2447 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2449 * config/arm/arm.c (arm_get_frame_offsets): Set
2450 offsets->locals_base to avoid negative stack size.
2451 (thumb1_expand_prologue): Assert on negative stack size.
2453 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2455 PR tree-optimization/32367
2456 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2457 of the chrec has no evolution in that loop.
2458 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2460 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2462 * config/xtensa/xtensa.c: Include "df.h".
2463 (xtensa_builtin_saveregs): Use adjust_address instead of
2465 (xtensa_va_start): Invoke make_tree with sizetype for
2466 expand_builtin_saveregs and then convert the result to a pointer.
2467 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2468 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2469 Subtract argument size from index value as integers and then use
2470 POINTER_PLUS_EXPR to add the result to the array address.
2472 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2475 * config/m32c/m32c.c: Include dataflow header file.
2476 (m32c_emit_prologue): Adjust for prologue insn change.
2477 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2478 once inside a PARALLEL. Assume frame size passed in operand 0
2479 includes space to save the fb register.
2480 (prologue_enter_24): Likewise.
2481 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2483 2007-06-19 David Daney <ddaney@avtrex.com
2486 * config/mips/mips.md (cprestore): Mark $gp as used.
2488 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2491 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2492 (frv_ifcvt_modify_insn): Likewise.
2494 2007-06-19 Richard Guenther <rguenther@suse.de>
2496 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2497 only handle positive offsets that fit in a HOST_WIDE_INT.
2499 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2502 result of rsqrt insn for zero input argument to avoid NaN.
2504 2007-06-19 Richard Guenther <rguenther@suse.de>
2507 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2509 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2511 PR tree-optimization/32353
2512 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2514 2007-06-19 Nick Clifton <nickc@redhat.com>
2516 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2518 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2522 * config/i386/i386.c (assign_386_stack_local): Assert that
2523 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2524 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2525 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2526 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2528 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2530 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2532 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2534 PR rtl-optimization/32321
2535 * gcse.c (replace_store_insn): Update the note before
2536 calling emit_insn_after.
2538 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2541 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2543 * df-problems.c (df_note_bb_compute): Fix dumping info.
2545 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2547 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2548 insn with emit_jump_insn.
2550 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2552 PR tree-optimization/32383
2553 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2554 * targhooks.h (default_builtin_reciprocal): Update prototype.
2555 * target.h (struct gcc_target): Update builtin_reciprocal.
2556 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2557 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2558 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2559 when fndecl is in BUILT_IN_MD class.
2560 (execute_convert_to_rsqrt): Ditto.
2562 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2563 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2564 Convert BUILT_IN_SQRTF code only when md_fn is false.
2566 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2568 * bt-load.c (move_btr_def): Fix the order of arguments
2569 to validate_replace_rtx.
2571 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2573 * config/m68k/m68k-devices.def: Add 54450..54455.
2575 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2577 PR rtl-optimization/32366
2578 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2579 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2582 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2585 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2586 this is true, rescan insn being modified.
2587 (sms_schedule): Added rescan parameter.
2588 (rest_of_handle_sms): Moved freeing of dominance info to before
2589 getting out of cfg_layout.
2591 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2593 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2594 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2597 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2598 FL_CF_EMAC from the entry for isac.
2600 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2601 (const_sibcall_operand): New.
2602 (sibcall_operand): Use it.
2603 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2604 (m68k_isas): ISAC does not imply FPU or EMAC.
2605 (override_options): Add ISA_C logic for symbolic jump & call.
2607 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2609 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2610 return mode from the builtin itself.
2611 (sparc_fold_builtin): Fix cast of zero constant.
2613 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2615 * targhooks.c (default_builtin_reciprocal): New default target hook.
2616 * targhooks.h (default_builtin_reciprocal): Add prototype.
2617 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2618 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2619 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2620 default_builtin_reciprocal.
2622 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2625 * hooks.c (hook_tree_tree_bool_null): New hook.
2626 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2627 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2628 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2629 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2630 and convert it to reciprocal a*rfunc(b).
2631 (execute_convert_to_rsqrt): New function.
2632 (gate_convert_to_rsqrt): New function.
2633 (pass_convert_to_rsqrt): New pass definition.
2634 * target.h (struct gcc_target): Add builtin_reciprocal.
2635 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2636 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2637 TARGET_BUILTIN_RECIPROCAL.
2638 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2640 * config/i386/i386.h (TARGET_RECIP): New define.
2641 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2642 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2643 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2644 and not optimizing for size.
2645 (*rcpsf2_sse): New insn pattern.
2646 (*rsqrtsf2_sse): Ditto.
2647 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2648 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2649 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2650 and not optimizing for size.
2651 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2652 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2653 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2654 and not optimizing for size.
2655 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2656 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2657 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2658 and not optimizing for size.
2659 (*sse_rsqrtv4sf2): Do not export.
2661 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2662 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2663 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2664 and not optimizing for size.
2666 * config/i386/i386.opt (mrecip): New option.
2667 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2668 (ix86_emit_swsqrtsf): Ditto.
2669 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2670 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2672 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2673 ix86_expand_unop1_builtin.
2674 (ix86_emit_swdivsf): New function.
2675 (ix86_emit_swsqrtsf): Ditto.
2676 (ix86_builtin_reciprocal): New function.
2677 (TARGET_BUILTIN_RECIPROCAL): Use it.
2678 (ix86_vectorize_builtin_conversion): Rename from
2679 ix86_builtin_conversion.
2680 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2681 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2682 "i386 and x86_64 Options" section.
2683 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2685 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2686 Zdenek Dvorak <dvorakz@suse.cz>
2687 Richard Guenther <rguenther@suse.de>
2688 Kaz Kojima <kkojima@gcc.gnu.org>
2690 * tree-vrp.c (compare_values_warnv): Convert val2 to
2692 (extract_range_from_assert): Create
2693 POINTER_PLUS_EXPR for pointer types.
2694 (extract_range_from_binary_expr): Handle
2695 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2697 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2698 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2699 POINTER_PLUS_EXPR as PLUS_EXPR.
2700 (number_of_iterations_lt_to_ne):
2701 For pointer types, use sizetype when
2702 creating MINUS_EXPR/PLUS_EXPRs.
2703 (assert_loop_rolls_lt): For pointer types, use sizetype when
2704 creating MINUS_EXPR/PLUS_EXPRs.
2705 (number_of_iterations_le): Likewise.
2706 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2707 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2708 like PLUS_EXPR and MINUS_EXPR.
2709 * tree-pretty-print.c (dump_generic_node): Handle
2711 (op_prio): Likewise.
2712 (op_symbol_1): Likewise.
2713 * optabs.c (optab_for_tree_code): Likewise.
2714 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2716 * tree-tailcall.c (process_assignment): Mention
2717 POINTER_PLUS_EXPR in a TODO comment.
2718 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2719 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2720 not used with a pointer and an integer type.
2721 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2722 increment using chrec_convert_rhs instead of chrec_convert.
2723 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2724 PLUS_EXPR except for the right hand side's type will be
2726 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2727 (fold_used_pointer_cast): Kill.
2728 (pointer_offset_p): Kill.
2729 (fold_used_pointer): Kill.
2730 (pointer_used_p): Kill.
2731 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2732 call fold_used_pointer.
2733 (instantiate_parameters_1): Convert the increment
2734 using chrec_convert_rhs instead of chrec_convert.
2735 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2736 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2737 instead of PLUS_EXPR.
2738 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2739 PLUS_EXPR for pointers.
2740 (std_gimplify_va_arg_expr): Likewise.
2741 (fold_builtin_memory_op): Likewise.
2742 (fold_builtin_strstr): Likewise.
2743 (fold_builtin_strchr): Likewise.
2744 (fold_builtin_strrchr): Likewise.
2745 (fold_builtin_strpbrk): Likewise.
2746 (expand_builtin_memory_chk): Likewise.
2747 (fold_builtin_memory_chk): Likewise.
2748 (std_expand_builtin_va_start): Use
2749 sizetype for the call to make_tree and then convert
2750 to the pointer type.
2751 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2752 instead of PLUS_EXPR for adding to a pointer.
2753 (std_gimplify_va_arg_expr): Use fold_build2 for
2754 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2755 the operands to sizetype first and then cast the BIT_AND_EXPR
2756 back to the pointer type.
2757 * fold-const.c (build_range_check): Handle pointer types
2759 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2760 of PLUS_EXPR's. Make sure the offset is converted to
2762 (try_move_mult_to_index): Strip the NOPs from the offset.
2763 Remove code argument and replace all uses with PLUS_EXPR.
2764 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2765 specially. Don't use a pointer type for MINUS_EXPR.
2766 (fold_unary): Handle for (T1)(X op Y),
2767 only p+ as that is the only as that can be handled for
2768 binary operators now.
2769 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2771 <case PLUS_EXPR>: Add folding of PTR+INT into
2773 Don't call try_move_mult_to_index.
2774 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2775 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2776 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2777 Don't call try_move_mult_to_index.
2778 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2779 (tree_expr_nonzero_p): Likewise.
2780 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2781 of PLUS_EXPR for the complex expression folding.
2782 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2783 first chrec is a pointer type, then the second should
2784 be sizetype and not the first's type.
2785 For POINTER_PLUS_EXPR, use a different right hand side type.
2786 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2787 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2788 different right hand side type.
2789 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2790 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2791 instead of PLUS_EXPR.
2792 When either operand is zero, convert the other operand.
2793 (chrec_apply): Use chrec_convert_rhs
2794 on the argument x instead of chrec_convert.
2795 (reset_evolution_in_loop): For pointer types, the new_evol
2797 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2798 different right hand side type.
2799 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2800 (chrec_convert_rhs): New function.
2801 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2802 different right hand side type.
2803 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2804 * tree-chrec.h (chrec_convert_rhs): New prototype.
2805 (build_polynomial_chrec): For pointer types, the right hand
2806 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2807 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2808 Remove subtraction case as it is always addition now.
2809 Make sure the offset is converted to sizetype.
2810 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2811 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2812 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2813 PLUS_EXPR in pointer type.
2814 Handle POINTER_PLUS_EXPR.
2815 (tree_to_aff_combination): Likewise.
2816 (force_expr_to_var_cost): Likewise.
2817 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2818 instead of PLUS_EXPR for pointers.
2819 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2820 instead of PLUS_EXPR of pointer types.
2821 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2823 (check_va_list_escapes): Likewise.
2824 (check_all_va_list_escapes): Likewise.
2825 * dwarf2out.c (loc_descriptor_from_tree_1):
2826 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2827 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2828 (string_constant): Likewise.
2829 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2830 the offset to the base, use POINTER_PLUS_EXPR.
2831 (add_to_parts): Convert the index to sizetype.
2832 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2833 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2834 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2835 Offset only holds something for PLUS_EXPR.
2836 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2838 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2840 (analyze_accesses_for_modify_stmt): Likewise.
2841 Remove comment about the type being integral type as it is
2843 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2845 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2847 Correct the type which the artimentic is done in (is now
2850 * tree-data-ref.c (split_constant_offset): Handle
2852 * tree-affine.c (tree_to_aff_combination): Likewise.
2853 * c-typeck.c (build_unary_op): For pointers create the increment
2854 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2856 * gimplify.c (gimplify_self_mod_expr): Create a
2857 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2858 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2859 * tree.def (POINTER_PLUS_EXPR): New tree code.
2860 * tree-predcom.c (ref_at_iteration): If we have a pointer
2861 type do the multiplication in sizetype.
2862 * tree-mudflap.c (mf_xform_derefs_1): Create a
2863 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2864 * tree-ssa-forwprop.c
2865 (forward_propagate_addr_into_variable_array_index):
2866 Don't expect there to be a cast for the index as that
2867 does not exist anymore.
2868 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2869 instead of PLUS_EXPR.
2870 Don't check for the first operand of the POINTER_PLUS_EXPR
2871 was the index as it cannot be.
2872 Call forward_propagate_addr_into_variable_array_index with
2873 the SSA_NAME instead of the statement.
2874 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2875 (compare_constant): Likewise.
2876 (copy_constant): Likewise.
2877 (compute_reloc_for_constant): Likewise.
2878 (output_addressed_constants): Likewise.
2879 (initializer_constant_valid_p): Likewise.
2880 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2881 Convert the MIN/MAX of the inner type to the outer
2882 type before comparing them.
2883 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2884 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2885 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2886 of PLUS_EXPR for pointers.
2887 * tree-inline.c (estimate_num_insns_1): Handle
2889 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2890 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2891 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2892 instead of PLUS_EXPR for the pointer increment statement.
2893 (vect_update_ivs_after_vectorizer): For pointer types, create
2894 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2895 MULT_EXPR in sizetype.
2896 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2898 * tree-object-size.c (plus_expr_object_size): Handle
2899 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2900 code which is trying to figure out which side is a pointer and
2902 (check_for_plus_in_loops_1): Likewise.
2903 (check_for_plus_in_loops): Likewise.
2904 * c-common.c (pointer_int_sum): Create a
2905 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2906 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2907 only POINTER_PLUS_EXPR. Removing all the extra
2908 code which is trying to figure out which side is a pointer and
2910 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2911 PLUS_EXPR and MINUS_EXPR.
2912 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2914 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2915 with make_tree, instead of a pointer type.
2916 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2917 for pointers instead of PLUS_EXPR.
2918 (s390_gimplify_va_arg): Likewise.
2919 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2920 instead of PLUS_EXPR when doing addition on pointer
2921 types. Use sizetype for the second operand.
2922 (spu_gimplify_va_arg_expr): Likewise.
2923 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2924 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2925 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2926 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2927 for the pointer addition and also use size_int/sizetype
2929 (ix86_gimplify_va_arg): Likewise.
2930 Perform BIT_AND_EXPR on sizetype arguments.
2931 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2932 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2933 for the pointer additions and also use size_int for the offsets.
2934 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2935 additions and also use size_int for the offsets. Perform
2936 BIT_AND_EXPR on sizetype arguments.
2937 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2938 POINTER_PLUS_EXPR for pointers and create the
2939 BIT_AND_EXPR in sizetype.
2940 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2941 instead of PLUS_EXPR for pointer addition.
2942 (rs6000_va_start): Likewise.
2943 Also use sizetype for the offset.
2944 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2945 as PLUS_EXPR/MINUS_EXPR.
2946 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2947 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2948 Don't use BIT_AND_EXPR on a pointer type, convert the
2949 expression to sizetype first.
2950 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2952 (mips_gimplify_va_arg_expr): Likewise.
2953 Don't create BIT_AND_EXPR in a pointer type.
2955 2007-06-15 Eric Christopher <echristo@apple.com>
2957 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2958 (x86_64-*-darwin*): Ditto.
2959 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2962 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2964 * doc/extend.texi: Document behavior of __attribute__((aligned))
2967 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2969 * rtlanal.c (note_stores): Improve documentation.
2971 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2973 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2974 LOCAL_LABEL_PREFIX): Delete.
2975 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2976 (bfin_internal_label): Delete.
2978 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2980 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2981 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2982 otherwise define to LIBGCC2_TF_CEXT.
2983 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2984 (LIBGCC_TF_CEXT): Ditto.
2987 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2989 PR rtl-optimization/32339
2990 * df-scan.c (df_uses_record): Don't modify flags but just add to
2991 it for df_ref_record.
2993 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2995 * tree-mudflap.c: Fix whitespace issues.
2997 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2999 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3001 2007-06-14 Eric Christopher <echristo@apple.com>
3003 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3004 (movv4sf): Use gcc_unreachable instead of abort.
3006 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/sfp-machine.h (CMPtype): New define.
3010 (mach stubs): Use CMPtype instead of int as a return type.
3012 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3014 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3015 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3016 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3017 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3018 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3019 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3020 config/soft-fp/soft-fp.h: Update from glibc CVS.
3022 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3024 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3026 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3029 * config/v850/v850.c: Include dataflow header file.
3030 (substitute_ep_register): Fix typo.
3032 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3034 * configure.ac: Fix earlier checkin.
3035 * configure: Regenerated.
3037 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3039 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3040 * aclocal.m4: Regenerate.
3041 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3042 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3043 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3044 * configure: Regenerate.
3045 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3047 * Makefile.in (quickstrap): Build libgcc too.
3049 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3051 * configure.ac: Add --enable-checking=df. Explicitly mention that
3052 the variables are initialized as for "release".
3053 * df-core.c: Use it.
3054 * configure: Regenerate.
3055 * config.in: Regenerate.
3057 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3059 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3060 validate_replace_rtx instead of replace_rtx.
3061 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3063 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3065 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3066 (DWARF2_UNWIND_INFO): Override default if configured with
3068 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3069 (ENDFILE_SPEC): Add crtend.o.
3070 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3071 (ENDFILE_SPEC): Add crtend.o.
3072 (TARGET_USE_JCR_SECTION): Define.
3073 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3075 * config/i386/cygming-crtbegin.c: New file.
3076 * config/i386/cygming-crtend.c: New file.
3078 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3080 * config/i386/w32-unwind.h: New file.
3082 2007-06-13 Eric Christopher <echristo@apple.com>
3084 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3085 the user set a value below STACK_BOUNDARY.
3087 2007-06-13 Thiemo Seufer <ths@networkno.de>
3089 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3090 imply -lpthread for -pthread.
3092 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3094 * basic-block.h: Remove the prototype for
3095 free_basic_block_vars.
3096 * cfglayout.h: Remove the prototype for
3097 insn_locators_initialize.
3098 * tree.h: Remove the prototype for emit_line_note.
3100 * tree-ssa-pre.c (mergephitemp): Remove.
3101 (init_pre): Don't use mergephitemp.
3103 2007-06-13 Eric Christopher <echristo@apple.com>
3105 * config/i386/i386.c (override_options): If we've specified
3106 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3108 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3110 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3113 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3115 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3116 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3117 (eh_store_handler): New pattern.
3118 (eh_return): Emit it instead of a plain move.
3120 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3122 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3123 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3124 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3127 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3129 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3130 (find_next_insn_start, find_load): New functions.
3131 (bfin_reorg): Use them to deal with the fact that parallel insns are
3132 no longer represented as a SEQUENCE.
3134 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3136 * config/sparc/sparc.c (sparc_override_options): Initialize
3139 2007-06-13 Dave Korn <dave.korn@artimi.com>
3141 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3144 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3146 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3147 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3148 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3149 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3150 tree-vect-transform.c: Fix comment typos. Follow spelling
3153 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3155 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3156 to the exit block use set.
3157 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3158 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3159 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3161 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3163 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3164 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3165 to indicate an error.
3166 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3168 (dbg_cnt_process_opt): Print an error on a bad argument.
3169 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3170 * common.opt (-fdbg-cnt-list): New.
3171 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3173 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3175 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3176 flag on ref-all pointers.
3178 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3181 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3182 for the offset with the modifier as EXPAND_INITIALIZER
3183 if the modifier is EXPAND_INITIALIZER.
3184 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3185 a register if we had an overflow.
3187 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3189 * real.c (real_isfinite): New.
3190 (real_sqrt): Use it.
3191 * real.h (real_isfinite): New.
3192 * builtins.c: Use it.
3194 2007-06-12 Ian Lance Taylor <iant@google.com>
3195 Daniel Berlin <dberlin@dberlin.org>
3198 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3199 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3200 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3201 (DECL_NO_TBAA_P): Define.
3202 (struct tree_decl_common): Add no_tbaa_flag field.
3203 * tree-ssa-structalias.c (struct variable_info): Add
3204 no_tbaa_pruning field.
3205 (new_var_info): Initialize no_tbaa_pruning field.
3206 (unify_nodes): Copy no_tbaa_pruning field.
3207 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3208 (dump_solution_for_var): Print no_tbaa_pruning flag.
3209 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3211 (compute_tbaa_pruning): New static function.
3212 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3213 Call compute_tbaa_pruning.
3214 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3215 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3216 * gimple-low.c (lower_stmt): Likewise.
3217 * tree-gimple.c (is_gimple_stmt): Likewise.
3218 * tree-ssa-operands.c (get_expr_operands): Likewise.
3219 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3220 * tree-inline.c (estimate_num_insns_1): Likewise.
3221 (copy_result_decl_to_var): Likewise.
3222 * expr.c (expand_expr_real_1): Likewise.
3223 * tree-pretty-print.c (dump_generic_node): Likewise.
3224 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3225 * omp-low.c (omp_copy_decl_2): Likewise.
3226 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3227 * doc/c-tree.texi (Expression trees): Document
3228 CHANGE_DYNAMIC_TYPE_EXPR.
3230 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3232 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3233 with !HONOR_NANS and !HONOR_INFINITIES.
3234 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3236 2007-06-12 Tristan Gingold <gingold@adacore.com>
3238 * gcov.c: Comments updated.
3239 (source_info): Add file_time field.
3240 (source_index): New variable.
3241 (mutiple_files): New variable.
3242 (generate_results): New function extracted from process_file.
3243 (process_file): Save and restore chain of functions, generate
3244 results and free structures only if not merging results.
3245 (release_structures): File names are now freed in create_file_names
3246 (create_file_names): Free previous file names.
3247 (find_source): File date is now read here and modifications in
3248 source files is checked here.
3249 (read_graph_file): Only reverse order of functions for the current
3251 (make_gcov_file_name): Do not generate long names if input_name is
3253 (output_lines): If merging results do not display graph, data and
3255 Checking source file modification is done in find_source.
3257 * doc/gcov.texi: Append an s to sourcefile.
3259 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3261 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3262 (forced_nop): New pattern.
3263 * config/bfin/bfin.c: Include "df.h".
3264 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3265 (bfin_discover_loop): Use df_get_live_in instead of
3266 global_live_at_start.
3267 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3268 df_analyze when done.
3269 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3270 the insns. Use QImode for the final insn in a bundle. Call
3271 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3273 (reorder_var_tracking_notes): New function.
3274 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3275 update_life_info. Call df_analyze after scheduling and bundle
3276 generation. Call reorder_var_tracking_notes if generating these
3277 notes. Call df_finish_pass at the end.
3279 2007-06-12 Dirk Mueller <dmueller@suse.de>
3281 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3282 a comparison, not an assignment.
3284 2007-06-12 Olivier Hainque <hainque@adacore.com>
3286 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3287 Request walking the subtrees only, leaving the current is_lhs/val_only
3289 (convert_non_local_reference): Likewise.
3291 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3293 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3295 2007-06-12 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/15353
3298 PR tree-optimization/31657
3299 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3300 * timevar.def: Add TV_TREE_IFCOMBINE.
3301 * tree-pass.h (pass_tree_ifcombine): Declare.
3302 * tree-ssa-ifcombine.c: New file.
3303 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3304 * tree-flow.h (blocks_in_phiopt_order): Declare.
3305 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3306 (tree-ssa-ifcombine.o): New dependencies.
3308 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3310 PR rtl-optimization/32293
3311 * combine.c (simplify_if_then_else): Truncate return from
3312 nonzero_bits() to correct mode.
3314 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3316 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3317 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3319 2007-06-11 Diego Novillo <dnovillo@google.com>
3321 * Makefile.in (reload1.o-warn): Remove.
3323 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3325 * combine.c (subst): Use reg_overlap_mentioned_p
3326 instead of comparing register numbers directly.
3328 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3330 * reload1.c (mark_home_live_1): Use the mode parameter.
3332 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3334 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3335 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3339 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3341 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3343 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3346 from integer registers.
3347 (FP mode splitters): Handle TFmode.
3349 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3351 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3352 for ref-all pointers that point-to anything.
3354 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3356 * config/arm/arm.c (arm_output_dwarf_dtprel,
3357 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3359 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3361 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3362 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3365 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3367 * gcc/tree.c (signed_or_unsigned_type_for): New.
3368 (unsigned_type_for): Use signed_or_unsigned_type_for.
3369 (signed_type_for): Use signed_or_unsigned_type_for.
3370 * gcc/tree.h (signed_or_unsigned_type_for): New.
3371 (get_signed_or_unsigned_type): Remove.
3372 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3373 lang_hooks.types.signed_type
3374 (size_diffop): Likewise.
3375 (all_ones_mask_p): Likewise.
3376 (build_range_check): Likewise.
3377 (fold_cond_expr_with_comparison): Likewise.
3378 (fold_cond_expr_with_comparison): Likewise.
3379 (unextend): Likewise.
3380 (extract_muldiv_1): Likewise.
3381 (fold_single_bit_test_into_sign_test): Likewise.
3382 (fold_binary): Likewise.
3383 (fold_ternary): Likewise.
3384 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3385 instead of get_signed_or_unsigned_type.
3386 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3387 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3388 * gcc/expr.c (signed_or_unsigned_type_for): Use
3389 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3390 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3391 (lhd_signed_or_unsigned_type): Remove.
3392 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3393 signed_or_unsigned_type.
3394 (lhd_signed_or_unsigned_type): Remove.
3395 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3396 lang_hooks.types.signed_type.
3397 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3398 c_common_signed_type instead of lang_hooks.types.signed_type.
3399 (c_common_unsigned_type): New.
3400 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3401 (shorten_compare): Use c_common_unsigned_type instead of
3402 c_common_signed_or_unsigned_type.
3403 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3405 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3406 lang_hooks.types.signed_type.
3407 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3408 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3409 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3410 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3411 instead of unsigned_type_for.
3412 * gcc/c-decl.c (groakdeclarator): Likewise.
3413 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3414 * gcc/c-common.h (c_common_unsigned_type): New.
3416 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3420 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3422 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3425 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3426 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3428 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3429 Sebastian Pop <sebpop@gmail.com>
3431 * lambda-code.c (remove_iv): New.
3432 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3434 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3436 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3437 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3438 * tree-ssa-loop-prefetch.c: Include optabs.h.
3439 (FENCE_FOLLOWING_MOVNT): New macro.
3440 (struct mem_ref): Add independent_p and storent_p fields.
3441 (record_ref): Initalize the new fields.
3442 (gather_memory_references_ref): Return true if the reference
3444 (gather_memory_references): Check whether all memory accesses
3445 in loop were recorded.
3446 (should_issue_prefetch_p): Return false for nontemporal stores.
3447 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3448 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3449 (determine_loop_nest_reuse): Detect independent memory references.
3450 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3451 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3452 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3453 * config/i386/i386.h (x86_mfence): Declare.
3454 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3455 * config/i386/i386.c (x86_mfence): New variable.
3456 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3458 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3459 * optabs.c (init_optabs): Initialize storent_optab.
3460 * optabs.h (enum optab_index): Add OTI_storent.
3461 (storent_optab): Declare.
3462 * genopinit.c (optabs): Add initialization for storent_optab.
3463 * tree.h (MOVE_NONTEMPORAL): New macro.
3464 * expr.c (expand_assignment, store_expr, store_constructor_field,
3465 store_constructor, store_field, expand_expr_real_1): Propagate
3466 nontemporality of the expanded store.
3467 (emit_storent_insn): New function.
3468 * expr.h (expand_assignment, store_expr): Declaration changed.
3469 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3470 to expand_assignment.
3471 * stmt.c (expand_asm_expr): Ditto.
3472 * calls.c (initialize_argument_information): Pass false as
3473 nontemporality to store_expr.
3474 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3477 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3479 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3481 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3483 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3485 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3486 and allow DECL_P here.
3488 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3490 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3491 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3492 track of the size of the expression.
3493 * cfghooks.c (merge_blocks): Remove block from loops structure only
3494 after call of the merge_blocks hook.
3496 2007-06-09 Tom Tromey <tromey@redhat.com>
3498 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3499 (deprecated_state): Removed.
3500 (start_decl): Update.
3501 (enum deprecated_states): Moved earlier.
3502 (groktypename): Update.
3503 (push_parm_decl): Likewise.
3504 (grokfield): Likewise.
3505 (start_function): Likewise.
3507 2007-06-09 Ian Lance Taylor <iant@google.com>
3509 PR tree-optimization/32169
3510 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3511 CONVERT_EXPR, check whether min and max both converted to an
3512 overflow infinity representation.
3514 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3516 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3517 not inserted on the edge.
3519 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3521 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3522 instructions if they are supported.
3523 (__divsi3, __umodsi3, __modsi3): Likewise.
3524 (__ashldi3, __ashrdi3, __lshrdi3): New.
3525 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3527 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3528 Tony Linthicum <tony.linthicum@amd.com>
3530 * doc/invoke.texi: Add fvect-cost-model flag.
3531 * common.opt (fvect-cost-model): New flag.
3532 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3533 cost fields in stmt_vec_info struct for STMT.
3534 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3535 fields in stmt_vec_info struct and access functions for the same.
3536 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3537 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3538 load, store and vector to scalar operation.
3539 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3540 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3541 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3542 (TARG_VEC_STORE_COST): Define cost of vector store.
3543 (vect_estimate_min_profitable_iters): Define new function.
3544 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3545 check to evaluate if loop iterations are less than minimum profitable
3546 iterations determined by cost model or minimum vect loop bound defined
3547 by user, whichever is more conservative.
3548 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3549 run-time check to evaluate if loop iterations are less than minimum
3550 profitable iterations determined by cost model or minimum vect loop
3551 bound defined by user, whichever is more conservative.
3552 (vect_estimate_min_profitable_iterations): New function to estimate
3553 mimimimum iterartions required for vector version of loop to be
3554 profitable over scalar version.
3555 (vect_model_reduction_cost): New function.
3556 (vect_model_induction_cost): New function.
3557 (vect_model_simple_cost): New function.
3558 (vect_cost_strided_group_size): New function.
3559 (vect_model_store_cost): New function.
3560 (vect_model_load_cost): New function.
3561 (vectorizable_reduction): Call vect_model_reduction_cost during
3563 (vectorizable_induction): Call vect_model_induction_cost during
3565 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3566 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3567 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3568 vectorizable_promotion, vectorizable_demotion): Call
3569 vect_model_simple_cost during analysis phase.
3571 2007-06-08 Simon Baldwin <simonb@google.com>
3573 * reg-stack.c (get_true_reg): Readability change. Moved default case
3574 label into direct switch statement scope.
3576 2007-06-08 Simon Baldwin <simonb@google.com>
3578 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3579 in gcc_assert() with '==' comparison.
3581 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3583 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3584 TARGET_ABM handling of x86_popcnt variable.
3586 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3588 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3589 __builtin_copysignq and __builtin_infq built-in functions.
3591 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3593 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3594 SSE4.2 section. Correct built-in function names in SSE4A section.
3596 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3598 PR tree-optimization/32243
3599 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3600 for ncopies after ratio check between nunits_out and nunits_in.
3601 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3603 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3605 PR tree-optimization/32224
3606 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3607 vectorization upon a non GIMPLE_MODIFY_STMT.
3609 2007-06-08 Christian Bruel <christian.bruel@st.com>
3612 * config/sh/sh.md (doloop_end): New pattern and splitter.
3613 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3615 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3618 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3620 (verify_dominators): Do not change dominance tree.
3622 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3624 * config/sh/constraints.md: New file.
3625 * config/sh/sh.c: Include tm-constrs.h.
3626 (reg_class_from_letter): Remove.
3627 (prepare_cbranch_operands): Use satisfies_constraint_*
3628 function instead of macro.
3629 (andcosts, broken_move, sh_secondary_reload): Likewise.
3630 * config/sh/predicates.md (trapping_target_operand): Likewise.
3631 (and_operand, arith_operand, arith_reg_or_0_operand,
3632 cmp_operand, logical_operand, target_operand,
3633 ua_address_operand, ua_offset, xor_operand): Likewise.
3634 * config/sh/sh.md: Include constraints.md.
3635 (*movsicc_t_false): Use satisfies_constraint_* function
3637 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3638 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3639 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3640 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3641 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3642 (REG_CLASS_FROM_CONSTRAINT): Remove.
3643 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3644 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3645 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3646 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3647 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3648 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3649 function instead of macro.
3650 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3651 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3652 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3653 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3654 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3655 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3656 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3657 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3658 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3659 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3660 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3661 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3662 EXTRA_CONSTRAINT_STR): Likewise.
3663 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3665 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3667 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3669 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3672 * c-common.h (flag_cpp0x): Replaced by...
3673 (cxx_dialect): ... this new variable specifying the C++ dialect that
3675 * c-common.c (flag_cpp0x): Removed.
3676 (cxx_dialect): Defined.
3677 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3679 * c-opts.c (c_common_post_options): Likewise.
3680 (set_std_cxx98): Set cxx_dialect to cxx98.
3681 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3683 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3684 Hui-May Chang <hm.chang@apple.com>
3686 * doc/invoke.texi (Darwin Options): Update documentation for
3687 -mmacosx-version-min.
3688 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3689 * config/darwin-driver.c: New file.
3690 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3691 * config/t-darwin (darwin-driver.o): New rule.
3693 * config/darwin-c.c (version_as_macro): Ignore low digit.
3695 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3698 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3699 (CSGNMODE): New mode macro.
3700 (CSGNVMODE): New mode attribute.
3701 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3702 expander using CSGNMODE mode macro. Handle TFmode.
3703 (copysign<mode>3_const): Rename from copysignsf3_const and
3704 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3706 (copysign<mode>3_var): Rename from copysignsf3_var and
3707 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3709 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3710 mode macro. Handle TFmode.
3711 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3712 (iortf3, *iortf3): Ditto.
3713 (xortf3, *xortf3): Ditto.
3714 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3715 TFmode and TImode masks.
3716 (ix86_expand_copysign): Expand TFmode copysign insn.
3717 (IX86_BUILTIN_INFQ): New.
3718 (IX86_BUILTIN_FABSQ): Ditto.
3719 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3720 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3721 [__builtin_fabsq]: Ditto.
3722 [__builtin_copysignq]: Ditto.
3723 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3724 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3725 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3726 ix86_expand_binop_builtin().
3728 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3730 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3732 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3735 * rtl.h (push_to_sequence2): New.
3736 * emit-rtl.c (push_to_sequence2): New.
3737 * function.c (assign_parm_data_all): Add new fields.
3738 (assign_parm_setup_block): Call push_to_sequence2 instead of
3740 (assign_parm_setup_reg): Ditto.
3741 (assign_parm_setup_stack): Ditto.
3742 (assign_parms_unsplit_complex): Ditto.
3743 (assign_parms): Change field name.
3745 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3747 PR tree-optimization/32220
3748 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3749 phi node is reached before defining statement.
3751 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3754 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3755 after changing the right hand side of the assignment.
3757 2007-06-06 Eric Christopher <echristo@apple.com>
3759 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3760 (x86_64-*-darwin*): Ditto.
3761 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3762 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3764 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3766 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3768 (add_key): Likewise.
3769 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3770 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3772 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3774 (add_cost_one_coalesce): Likewise.
3775 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3776 variable names. Rename orig to orig_name for consistency.
3777 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3779 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3781 (record_equivalences_from_stmt): Likewise.
3782 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3783 the coding conventions.
3784 (memory_ssa_name_same): Likewise.
3785 (dse_optimize_stmt): Likewise.
3786 (dse_record_phis): Likewise.
3787 (dse_finalize_block): Likewise.
3788 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3789 keywords as variable names.
3790 (may_move_till): Cast according to the coding conventions.
3791 (force_move_till_expr): Avoid using C++ keywords as variable names.
3792 (force_move_till): Cast according to the coding conventions.
3793 (memref_hash): Likewise.
3794 (memref_eq): Likewise.
3795 (gather_mem_refs_stmt): Likewise.
3796 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3797 using C++ keywords as variable names.
3798 (idx_find_step): Cast according to the coding conventions.
3799 (idx_record_use): Likewise.
3800 (find_depends): Likewise.
3801 (prepare_decl_rtl): Likewise.
3802 (mbc_entry_hash): Likewise.
3803 (mbc_entry_eq): Likewise.
3804 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3805 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3806 (idx_infer_loop_bounds): Cast according to the coding conventions.
3807 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3808 * tree-ssa-math-opts.c (occ_new ): Likwise.
3809 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3811 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3813 (add_use_op): Likewise.
3814 (add_vop): Likewise.
3815 (add_vuse_op): Likewise.
3816 (add_vdef_op): Likewise.
3817 (get_expr_operands): Likewise.
3818 (push_stmt_changes): Use type safe memory macros.
3819 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3820 keywords as variable names.
3821 (conditional_replacement): Likewise.
3822 (minmax_replacement): Likewise.
3823 (abs_replacement): Likewise.
3824 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3826 (insert_fake_stores): Avoid using C++ keywords as variable names.
3827 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3829 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3830 (heapvar_insert): Use type safe memory macros.
3831 (new_var_info): Cast according to the coding conventions.
3832 (new_constraint): Likewise.
3833 (remove_preds_and_fake_succs): Use type safe memory macros.
3834 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3836 (thread_single_edge): Likewise.
3837 (thread_through_loop_header): Likewise.
3839 2007-06-06 Eric Christopher <echristo@apple.com>
3841 * config/i386/i386.c (override_options): Move handling
3842 of TARGET_SUBTARGET* earlier.
3844 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3846 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3849 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3851 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3852 emited outside of basic block.
3853 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3855 * rtl.h (delete_insn_chain): Declaration changed.
3856 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3858 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3859 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3860 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3861 to delete_insn_chain.
3862 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3863 do not have bb field set.
3864 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3866 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3867 * cfgcleanup.c (try_optimize_cfg): Ditto.
3869 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3871 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3872 (lambda_body_vector_new): Use type safe memory macros.
3873 (lambda_linear_expression_new): Likewise.
3874 (lambda_loopnest_new): Likewise.
3875 (lambda_lattice_new): Likewise.
3876 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3877 conventions. Use type safe memory macros.
3878 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3879 (lambda_body_vector_s): Likewise.
3880 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3881 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3883 2007-06-06 Richard Guenther <rguenther@suse.de>
3885 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3886 if we need to schedule cfg_cleanup.
3887 (tree_ssa_forward_propagate_single_use_vars): Do so.
3889 2007-06-06 Ian Lance Taylor <iant@google.com>
3891 * fold-const.c (merge_ranges): If range_successor or
3892 range_predecessor fail, just return 0.
3894 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3896 PR tree-optimization/32216
3897 * tree-vectorizer.c (supportable_widening_operation): Determine
3898 signedness of FIX_TRUNC_EXPR from output operand.
3899 (supportable_narrowing_operation): Ditto.
3900 * tree-vect-generic.c (expand_vector_operations_1): Determine
3901 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3904 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3906 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3907 (struct pta): ...from here. Change flags to unsigned to avoid
3908 excessive casting (as it is used as a bit mask).
3909 (override_options): Add casts according to the coding convenventions.
3910 (x86_64_elf_unique_section): Likewise.
3911 (examine_argument): Avoid using C++ keywords as variable names.
3912 (construct_container): Likewise.
3913 (legitimize_pic_address): Likewise.
3914 (get_dllimport_decl): Cast according to the coding conventions. Use
3915 type safe memory macros.
3916 (legitimize_address): Cast according to the coding conventions.
3917 (emit_i387_cw_initialization): Corrected the type of slot to enum
3919 (ix86_init_machine_status): Use type safe memory macros.
3920 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3921 (bdesc_pcmpistr): Likewise.
3922 (bdesc_crc32): Likewise.
3923 (bdesc_sse_3arg): Likewise.
3924 (bdesc_2arg): Likewise.
3925 (bdesc_1arg): Likewise.
3926 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3927 (ix86_expand_sse_pcmpistr): Likewise.
3928 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3929 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3930 int to match the langhook definition.
3931 (ix86_builtin_conversion): Change the type of code to unsigned init to
3932 match the langhook definition.
3933 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3935 (ix86_preferred_output_reload_class): Likewise.
3936 (ix86_cannot_change_mode_class): Likewise.
3937 (ix86_memory_move_cost): Likewise.
3938 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3939 avoid excessive casting later on.
3940 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3942 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3944 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3945 as flags setting insn.
3946 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3948 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3950 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3951 (UNSPEC_ROUND): New.
3952 ("sse4_1_round<mode>2"): New insn pattern.
3953 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3955 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3956 expander using SSEMODEF mode macro. Expand using
3957 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3958 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3959 expander using SSEMODEF mode macro. Expand using
3960 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3961 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3962 expander using SSEMODEF mode macro. Expand using
3963 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3964 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3965 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3966 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3969 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3970 Sebastian Pop <sebpop@gmail.com>
3972 * lambda.h (build_linear_expr): New.
3973 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3974 Use build_linear_expr, call fold and force_gimple_operand.
3975 (lambda_loopnest_to_gcc_loopnest): Check that there is
3976 something to insert.
3977 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3979 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3981 PR preprocessor/23479
3982 * doc/extend.texi: Document the 0b-prefixed binary integer
3985 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3987 PR tree-optimization/32215
3988 * tree-vectorizer.c (supportable_widening_operation): Return false
3989 for unsupported FIX_TRUNC_EXPR tree code.
3990 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3992 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3994 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3995 register on SPE targets. Change documentation to reflect
3997 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3998 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3999 out of the register allocation pool.
4000 (rs6000_reg_live_or_pic_offset_p): New function.
4001 (rs6000_emit_prologue): Move the actual saving of LR up to free
4002 r0 for holding r11. Split saving of SPE 64-bit registers into
4003 its own case. Ensure that offsets will always be in-range for
4004 'evstdd' by using r11 as a scratch register to point at the start
4005 of the SPE save area. Save r11 if necessary, as it is the static
4007 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4008 into its own case. Ensure that offsets will always be in-range
4009 for 'evldd' by using r11 as a scratch register to point at the
4010 start of the SPE save area. Also adjust r11 when restoring
4011 the stack pointer to compensate for pre-loading r11.
4013 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4015 * cfg.c (init_flow): Use type safe memory macros.
4016 (alloc_block): Likewise.
4017 (unchecked_make_edge): Likewise.
4018 (dump_flow_info): Avoid using C++ keywords as variable names.
4019 (copy_original_table_clear): Cast according to the coding conventions.
4020 (copy_original_table_set): Likewise.
4021 * cfgexpand (label_rtx_for_bb): Likewise.
4022 (expand_gimple_basic_block): Likewise.
4023 * cfghooks.c (dump_bb): Likewise.
4024 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4026 (lv_add_condition_to_bb): Likewise.
4027 * cfglayout (relink_block_chain): Cast according to the coding
4029 (fixup_reorder_chain): Likewise.
4030 (fixup_fallthru_exit_predecessor): Likewise.
4031 * cfgloop.c (glb_enum_p): Likewise.
4032 (get_exit_description): Likewise.
4033 (dump_recorded_exit): Likewise.
4034 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4035 (struct loop): ... from here.
4036 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4038 * cfgrtl.c (rtl_create_basic_block): Likewise.
4039 (rtl_split_block): Likewise.
4040 (rtl_dump_bb): Likewise.
4041 (cfg_layout_split_block): Likewise.
4042 (init_rtl_bb_info): Use typesafe memory macros.
4044 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4045 * graphds.h: Updated all usages of edge to graph_edge.
4046 * graphds.c: Likewise.
4047 * cfgloopanal.c: Likewise.
4049 2007-06-05 Ian Lance Taylor <iant@google.com>
4051 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4052 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4053 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4055 (test_for_singularity): Likewise.
4057 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4059 * config/i386/constraints.md ("Y2"): Replaced by ...
4061 * config/i386/i386.md: Likewise.
4062 * config/i386/mmx.md: Likewise.
4063 * config/i386/sse.md: Likewise.
4065 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4067 * config/i386/constraints.md ("z"): Replaced by ...
4069 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4070 (sse4_1_blendvps): Likewise.
4071 (sse4_1_pblendvb): Likewise.
4072 (sse4_2_pcmpestr): Likewise.
4073 (sse4_2_pcmpestrm): Likewise.
4074 (sse4_2_pcmpestr_cconly): Likewise.
4075 (sse4_2_pcmpistr): Likewise.
4076 (sse4_2_pcmpistrm): Likewise.
4077 (sse4_2_pcmpistr_cconly): Likewise.
4079 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4081 * matrix-reorg.c (transform_access_sites): Fix computation.
4082 (transform_allocation_sites): Same.
4084 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4086 * config/i386/i386.c (override_options): Use
4087 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4089 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4092 (nonimm_not_xmm0_operand): Ditto.
4093 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4094 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4095 as operand[2] predicate. Require "z" class XMM register for
4096 operand[3]. Adjust asm template.
4097 ("sse4_1_blendvpd"): Ditto.
4098 ("sse4_1_pblendvb"): Ditto.
4099 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4100 force op2 into xmm0 register for variable blend instructions.
4102 2007-06-04 Tom Tromey <tromey@redhat.com>
4104 * c-tree.h (start_enum): Update.
4105 (build_enumerator): Likewise.
4106 * c-decl.c (enum_next_value): Removed.
4107 (enum_overflow): Likewise.
4108 (start_enum): Add c_enum_contents argument. Don't use globals.
4109 (build_enumerator): Likewise.
4110 * c-tree.h (struct c_enum_contents): New struct.
4112 2007-06-04 Tom Tromey <tromey@redhat.com>
4114 * c-common.c (c_common_get_alias_set): Fix indentation.
4116 2007-06-04 Ian Lance Taylor <iant@google.com>
4118 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4119 to overflow, reduce overflow infinity to regular infinity.
4120 (vrp_var_may_overflow): New static function.
4121 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4123 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4125 * stor-layout.c (layout_type): Remove duplicate code.
4127 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4130 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4131 before build_common_builtin_nodes ().
4133 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4136 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4138 2007-06-04 Jan Hubicka <jh@suse.cz>
4140 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4141 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4142 instead of _stat version.
4144 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4146 PR tree-optimization/32194
4147 * tree-predcom.c (determine_offset): Check that both references have
4150 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4152 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4153 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4154 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4155 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4156 Add argument to iterate_fix_dominators call.
4157 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4158 * gcse.c (hoist_code): Change domby to vector.
4159 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4160 Add argument to iterate_fix_dominators call.
4161 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4162 recompute_dominator.
4163 * lambda-code.c (perfect_nestify): Ditto.
4164 * cfgloopanal.c: Include graphds.h.
4165 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4166 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4167 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4169 * graphds.c: New file.
4170 * graphds.h: New file.
4171 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4172 (get_dominated_by, get_dominated_by_region): Change return type to
4174 (verify_dominators): Recompute all dominators and compare the results.
4175 (recount_dominator): Renamed to ...
4176 (recompute_dominator): ... this. Do not check that the block is
4178 (iterate_fix_dominators): Reimplemented.
4179 (prune_bbs_to_update_dominators, root_of_dom_tree,
4180 determine_dominators_for_sons): New functions.
4181 * et-forest.c (et_root): New function.
4182 * et-forest.h (et_root): Declare.
4183 * Makefile.in (graphds.o): Add.
4184 (cfgloopanal.o): Add graphds.h dependency.
4185 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4186 * basic-block.h (get_dominated_by, get_dominated_by_region,
4187 iterate_fix_dominators): Declaration changed.
4188 (recount_dominator): Renamed to ...
4189 (recompute_dominator): ... this.
4190 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4191 (thread_through_all_blocks): Do not free dominance info.
4193 2007-06-03 Andreas Schwab <schwab@suse.de>
4195 * config/m68k/m68k.c (override_options): Don't override
4197 * config/m68k/m68k-modes.def (SF, DF): Define to use
4198 motorola_single_format and motorola_double_format, resp.
4199 * real.c (motorola_single_format): Renamed from
4200 coldfire_single_format.
4201 (motorola_double_format): Renamed from coldfire_double_format.
4202 (encode_ieee_extended): Generate a proper canonical NaN image
4203 respecting canonical_nan_lsbs_set.
4204 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4206 * real.h: Adjust declarations.
4208 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4211 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4212 the symbol is generated with the stack protector.
4214 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4216 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4217 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4219 * doc/extend.texi (interrupt): Mention m68k.
4221 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4223 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4224 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4225 (ix86_expand_sse_pcmpestr): Do not check operands for
4226 "register_operand", when insn operand predicate is "register_operand".
4227 (ix86_expand_sse_pcmpistr): Ditto.
4229 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4230 Uros Bizjak <ubizjak@gmail.com>
4232 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4233 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4234 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4235 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4236 * config/i386/constraints.md ("z"): New register constraint
4237 for members of SSE_FIRST_REG class.
4238 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4239 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4240 SSE_FIRST_REG class.
4241 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4242 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4243 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4244 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4245 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4246 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4247 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4248 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4249 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4250 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4251 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4252 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4253 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4254 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4255 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4256 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4257 (struct builtin_description): Change "flag" field to unsigned.
4258 (bdesc_pcmpestr): New builtin description table.
4259 (bdesc_pcmpistr): Likewise.
4260 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4261 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4262 Initialize pcmp[ei]str[im] insns for SSE4.2.
4263 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4264 (ix86_expand_sse_pcmpistr): Likewise.
4265 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4266 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4267 (UNSPEC_PCMPISTR): Likewise.
4268 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4269 (sse4_2_pcmpestri):New isns pattern.
4270 (sse4_2_pcmpestrm): Likewise.
4271 (sse4_2_pcmpestr_cconly): Likewise.
4272 (sse4_2_pcmpistr): New insn patern and splitter.
4273 (sse4_2_pcmpistri):New isns pattern.
4274 (sse4_2_pcmpistrm): Likewise.
4275 (sse4_2_pcmpistr_cconly): Likewise.
4276 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4279 2007-06-01 David Daney <ddaney@avtrex.com>
4281 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4282 LOADGP_ABSOLUTE and not binds_local_p.
4284 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4286 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4288 2007-06-01 Ian Lance Taylor <iant@google.com>
4290 * tree-vrp.c (compare_name_with_value): Always set
4291 used_strict_overflow if we get a result from the variable itself.
4293 2007-06-01 Ian Lance Taylor <iant@google.com>
4295 PR rtl-optimization/31455
4296 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4297 subregs which have a cast between modes which are not tieable.
4299 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4301 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4302 breaks after return statements.
4304 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4306 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4307 only after no_new_pseudos.
4309 2007-05-31 Eric Christopher <echristo@apple.com>
4311 * expr.c (convert_move): Assert that we don't have a BLKmode
4313 (store_expr): Handle BLKmode moves by calling emit_block_move.
4315 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4317 * c-typeck.c (build_indirect_ref): Include type in error message.
4318 (build_binary_op): Pass types to binary_op_error.
4319 * c-common.c (binary_op_error): Take two type arguments, print out
4321 * c-common.h (binary_op_error): Update prototype.
4323 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4325 * config/i386/i386.c: Correct coments on -mno-sse4.
4327 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4329 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4330 (x86_64-*-*): Likewise.
4331 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4332 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4333 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4334 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4335 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4336 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4337 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4338 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4339 (OPTION_MASK_ISA_SSE4): Likewise.
4340 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4341 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4342 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4343 (override_options): Support SSE4.2.
4344 (ix86_build_const_vector): Support SImode and DImode.
4345 (ix86_build_signbit_mask): Likewise.
4346 (ix86_expand_int_vcond): Support V2DImode.
4347 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4348 (IX86_BUILTIN_CRC32HI): Likewise.
4349 (IX86_BUILTIN_CRC32SI): Likewise.
4350 (IX86_BUILTIN_CRC32DI): Likewise.
4351 (IX86_BUILTIN_PCMPGTQ): Likewise.
4352 (bdesc_crc32): Likewise.
4353 (bdesc_sse_3arg): Likewise.
4354 (ix86_expand_crc32): Likewise.
4355 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4356 (ix86_expand_builtin): Likewise.
4357 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4358 __SSE4_2__ for -msse4.2.
4359 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4360 (CRC32MODE): Likewise.
4361 (crc32modesuffix): Likewise.
4362 (crc32modeconstraint): Likewise.
4363 (sse4_2_crc32<mode>): Likewise.
4364 (sse4_2_crc32di): Likewise.
4365 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4367 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4368 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4369 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4370 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4371 (vcondu<mode>): Likewise.
4372 * doc/extend.texi: Document SSE4.2 built-in functions.
4373 * doc/invoke.texi: Document -msse4.2/-msse4.
4375 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4377 PR tree-optimization/32160
4378 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4379 variable as gimple reg.
4380 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4382 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4384 * gcc.c (main): Don't consider linker options when issuing the
4385 warning about a linker input file not being used.
4387 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4389 * tree-vrp.c (compare_names): Initialize sop.
4391 2007-05-30 Dirk Mueller <dmueller@suse.de>
4393 * cgraphunit.c (cgraph_analyze_function): Remove
4394 computation of inline parameters.
4396 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4398 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4400 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4402 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4403 Add vx-common.h. Include vxworks.h between vx-common.h and
4405 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4407 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4408 (TARGET_ASM_DESTRUCTOR): Likewise.
4409 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4410 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4411 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4412 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4413 (VXWORKS_ENDIAN_SPEC): Define.
4414 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4415 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4416 VXWORKS_* equivalents.
4417 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4418 (ASM_FILE_START): Delete.
4419 (TARGET_VERSION): Reformat.
4420 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4421 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4422 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4423 (FPBIT, DPBIT): Define.
4424 (fp-bit.c, dp-bit.c): New rules.
4425 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4426 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4427 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4428 * config/arm/arm.h: Include vxworks-dummy.h.
4429 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4430 Mark with ATTRIBUTE_UNUSED.
4431 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4432 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4433 make it incompatible with -msingle-pic-base.
4434 (arm_function_ok_for_sibcall): Return false for calls that might
4435 go through a VxWorks PIC PLT entry.
4436 (require_pic_register): New function, split out from...
4437 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4439 (arm_load_pic_register): Handle the VxWorks RTP initialization
4440 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4441 (arm_emit_call_insn): New function.
4442 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4443 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4444 (pic_offset_arm): New pattern.
4445 (call, call_value): Use arm_emit_call_insn.
4446 (call_internal, call_value_internal): New expanders.
4447 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4448 VxWorks unless __PIC__.
4450 2007-05-30 Eric Christopher <echristo@gmail.com>
4452 * genrecog.c: Include regs.h in generated file.
4453 * genemit.c: Ditto. Fix up formatting.
4454 * config/mn10300/constraints.md: New.
4455 * config/mn10300/mn10300.md: Include.
4456 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4457 Fix up for removed macro.
4458 * config/mn10300/predicates.md (call_address_operand): Ditto.
4459 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4460 (CONST_OK_FOR_I): Ditto.
4461 (CONST_OK_FOR_J): Ditto.
4462 (CONST_OK_FOR_K): Ditto.
4463 (CONST_OK_FOR_L): Ditto.
4464 (CONST_OK_FOR_M): Ditto.
4465 (CONST_OK_FOR_N): Ditto.
4466 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4470 (EXTRA_CONSTRAINT): Ditto.
4472 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4474 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4476 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4477 OPTION_MASK_ISA_64BIT.
4478 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4480 2007-05-30 Richard Guenther <rguenther@suse.de>
4483 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4484 types for comparison.
4485 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4486 with original typed arguments.
4487 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4489 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4491 PR tree-optimization/31769
4492 * except.c (duplicate_eh_regions): Clear prev_try if
4493 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4495 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4497 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4498 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4499 bsi of the location where statements should be inserted.
4500 (sink_code_in_bb): Take bsi from statement_sink_location.
4501 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4502 instead of bsi_start.
4503 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4505 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4506 (bsi_move_before): Document inconsistency with bsi_move_after.
4507 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4509 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/i386.h (TARGET_ABM): New define.
4512 (TARGET_POPCNT): Ditto.
4513 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4514 New temporary defines to redefine from OPTION_ISA_* defines.
4515 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4516 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4517 (ix86_isa_flags): New extern int declaration.
4518 (TARGET_SUBTARGET_DEFAULT): New define.
4519 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4520 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4521 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4522 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4523 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4524 * config/i386/darwin.h: Change TARGET_64BIT define to
4527 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4528 using existing "ix86_isa_flags" varible.
4529 (m32, m64): Use existing "ix86_isa_flags" variable.
4530 (mmmx, m3dnow): Ditto.
4531 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4532 (mabm): Define as non-negative option using "x86_abm" variable.
4533 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4535 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4536 Rewrite feature test bitmap.
4537 (ix86_isa_flags): New initialized global int varible.
4538 (ix86_isa_flags_explicit): New static int variable.
4539 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4540 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4541 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4542 target_flags_explicit.
4543 (override_options): Remove "target_enable" and "target_disable" fields
4544 from "struct ptt". Update processor_target_table accordingly. Remove
4545 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4546 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4547 "target_flags" and "ix86_isa_flags_explicit" instead of
4548 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4549 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4550 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4551 to true when either of PTA_POPCNT or PTA_ABM is set in
4552 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4553 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4554 processor_alias_table flags entry. Remove handling of
4555 "target_enable" and "target_disable" fields of processor_target_table.
4556 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4557 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4558 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4559 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4560 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4562 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4564 2007-05-29 David Daney <ddaney@avtrex.com>
4567 * config/mips/mips.c (mips_output_mi_thunk): Emit
4568 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4570 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4571 * config/i386/i386.c (ix86_function_regparm): Added checking of
4572 ix86_force_align_arg_pointer to determine the number of
4573 register parameters.
4575 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4577 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4578 (SET_DR_MISALIGNMENT): New.
4579 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4580 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4581 Use SET_DR_MISALIGNMENT.
4582 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4584 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4585 find_loop_nest): Export.
4586 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4587 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4588 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4589 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4591 (struct mem_ref): Add field reuse_distance.
4592 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4593 Initialize reuse_distance field.
4594 (issue_prefetch_ref): Select temporality of prefetch according to
4596 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4597 self_reuse_distance, determine_loop_nest_reuse): New functions.
4598 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4599 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4600 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4603 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4605 * tree-ssa-alias.c: Add aliasing overview.
4607 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4608 Danny Smith <dannysmith@users.sourceforge.net>
4611 * config/i386/t-crtfm: Compile crtfastmath.o with
4612 -minline-all-stringops.
4613 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4614 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4616 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4618 * doc/md.texi: Document constraints on HP PA-RISC.
4620 * pa/constraints.md: New file.
4621 * pa.md: Include constraints.md.
4622 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4623 (integer_store_memory_operand, ldil_cint_p): New functions.
4624 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4625 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4626 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4627 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4628 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4630 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4633 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4634 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4635 case POSTDECREMENT_EXPR>): Return the error_mark_node
4636 if either the real or imaginary parts would an
4639 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4642 name when we remove it from a call.
4644 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4646 * targhooks.c (default_narrow_bitfield): Remove.
4647 * targhooks.h: Remove the prototype for
4648 default_narrow_bitfield.
4650 * langhooks-def.h: Remove the prototype for
4651 hook_get_alias_set_0.
4652 * langhooks.c (hook_get_alias_set_0): Remove.
4654 * global.c (EXECUTE_IF_CONFLICT): Remove.
4656 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4659 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4660 return true when truth_value_p is true and the type
4663 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4665 * doc/install.texi (Prerequisites): We no longer require Autoconf
4666 2.13 for the top-level.
4668 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4670 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4671 memory access via x86_expand_vector_move_misalign() only for
4672 TImode values on 32-bit targets.
4674 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4676 * matrix-reorg.c: New file. Implement matrix flattening and
4677 transposing optimization.
4678 * tree-pass.h: Add matrix reorg pass.
4679 * common.opt: Add fipa-mreorg flag.
4680 * Makefile.in: Add matrix-reorg.c.
4681 * passes.c: Add matrix reorg pass.
4682 * varpool.c (add_new_static_var): New function.
4683 * cgraph.h (add_new_static_var): Declare.
4685 2007-05-27 Eric Christopher <echristo@apple.com>
4687 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4688 sp_offset depending on stack size. Save r12 depending
4689 on registers we're saving later.
4690 (rs6000_emit_epilogue): Update sp_offset depending only
4693 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4695 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4696 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4697 * ifcvt.c (if_convert): Ditto.
4698 * tree-ssa-threadupdate.c (thread_block): Ditto.
4699 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4700 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4701 verify_loop_closed_ssa): Check number_of_loops instead of
4703 * predict.c (tree_estimate_probability): Ditto.
4704 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4705 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4706 * modulo-sched.c (sms_schedule): Ditto.
4707 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4708 (scev_finalize): Do not do anything if scev analysis was not
4710 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4711 current_loops == NULL.
4712 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4713 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4715 (loop_optimizer_finalize): Assert that loops were analyzed.
4716 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4717 rtl_doloop): Check number_of_loops instead of current_loops.
4718 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4719 current_loops == NULL.
4720 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4721 gate_tree_vectorize tree_linear_transform, check_data_deps,
4722 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4723 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4724 Check number_of_loops instead of current_loops.
4725 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4726 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4727 free loops if available.
4728 (execute_pre): Do not pass do_fre to fini_pre.
4730 2007-05-27 Tobias Burnus <burnus@net-b.de>
4733 * real.c (mpfr_from_real): Fix sign of -Inf.
4735 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4737 * tree-vect-transform.c (vectorizable_conversion): Initialize
4738 tree_code variables to ERROR_MARK.
4739 (vectorizable_type_demotion): Likewise.
4740 (vectorizable_type_promotion): Likewise.
4742 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4745 * config/i386/i386.md (movti): Handle push operands via
4748 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4750 * basic-block.h: Remove the prototype for merge_seq_blocks.
4751 * cfgcleanup.c (merge_seq_blocks): Remove.
4753 * tree-flow.h: Remove the prototype for is_aliased_with.
4754 * tree-ssa-alias.c (is_aliased_with): Remove.
4756 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4758 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4760 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4762 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4763 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4764 (vec_unpacks_hi_v16qi): Likewise.
4765 (vec_unpacku_lo_v16qi): Likewise.
4766 (vec_unpacks_lo_v16qi): Likewise.
4767 (vec_unpacku_hi_v8hi): Likewise.
4768 (vec_unpacks_hi_v8hi): Likewise.
4769 (vec_unpacku_lo_v8hi): Likewise.
4770 (vec_unpacks_lo_v8hi): Likewise.
4771 (vec_unpacku_hi_v4si): Likewise.
4772 (vec_unpacks_hi_v4si): Likewise.
4773 (vec_unpacku_lo_v4si): Likewise.
4774 (vec_unpacks_lo_v4si): Likewise.
4776 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4778 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4779 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4780 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4781 follow spelling conventions in various
4782 warning/error/diagnostic messages.
4784 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4785 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4786 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4787 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4788 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4789 * doc/tm.texi: Follow spelling conventions.
4791 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4794 * tree-ssa-forwprop.c
4795 (forward_propagate_addr_into_variable_array_index): Remove
4796 the lhs argument. Use the type of def_rhs instead of lhs.
4797 (forward_propagate_addr_expr_1): Update use of
4798 forward_propagate_addr_into_variable_array_index.
4800 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4801 Nigel Stephens <nigel@mips.com>
4803 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4804 function attributes, "far" being an alias for "long_call".
4805 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4806 (mips_near_type_p, mips_far_type_p): New.
4807 (mips_comp_type_attributes): New function to check that attributes
4808 attached to a function type are compatible.
4809 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4810 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4811 to the target function of the thunk.
4812 (mips_encode_section_info): Check for "near" and "far" function
4813 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4815 * config/mips/predicates.md (const_call_insn_operand): Test only
4816 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4818 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4821 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4822 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4823 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4824 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4826 2007-05-25 Eric Christopher <echristo@apple.com>
4828 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4829 to x86-darwin configurations.
4830 * config/i386/t-darwin: Add softfp support.
4831 * config/i386/t-darwin64: Ditto.
4832 * config/i386/sfp-machine.h: If mach then don't use
4833 aliasing, emit a stub to call.
4835 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4837 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4838 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4839 tree-predcom.c, tree-ssa-alias-warnings.c,
4840 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4841 comment typos. Follow spelling conventions.
4842 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4844 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4847 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4848 constants into memory. Expand unaligned memory references for
4849 SSE modes via x86_expand_vector_move_misalign() function.
4851 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4853 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4854 "memory" attribute for "sseishft" type insn without operands[2].
4856 2007-05-25 Dirk Mueller <dmueller@suse.de>
4857 Marcus Meissner <meissner@suse.de>
4859 * doc/extend.texi (alloc_size): New attribute.
4860 * c-common.c (handle_alloc_size_attribute): New.
4861 * tree-object-size.c (alloc_object_size): Use alloc_size
4862 attribute, if available.
4864 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4866 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4868 (__builtin_ia32_vec_ext_v2di): Likewise.
4869 (__builtin_ia32_vec_ext_v4si): Likewise.
4870 (__builtin_ia32_vec_ext_v8hi): Likewise.
4871 (__builtin_ia32_vec_ext_v16qi): Likewise.
4872 (__builtin_ia32_vec_set_v8hi): Likewise.
4874 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4876 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4878 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4880 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4881 (arm_is_longcall_p): Rename to...
4882 (arm_is_long_call_p): ...this. Take a single tree argument and
4884 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4885 (CUMULATIVE_ARGS): Remove call_cookie.
4886 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4887 (ENCODED_LONG_CALL_ATTR_P): Delete.
4888 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4889 LONG_CALL_FLAG_CHAR cases.
4890 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4891 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4892 ARM_DECLARE_FUNCTION_SIZE.
4893 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4894 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4895 (arm_encode_call_attribute, current_file_function_operand): Delete.
4896 (arm_function_in_section_p): New function.
4897 (arm_is_longcall_p): Rename to...
4898 (arm_is_long_call_p): ...this. Take the target function as a single
4899 argument and return a bool. Do not rely on call cookies. Check
4900 whether the target symbol is in the same section as the current
4901 function, not just the same compilation unit.
4902 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4903 (arm_encode_section_info): Don't encode a call type.
4904 * config/arm/arm.md (call, call_value): Update calls to
4905 arm_is_long(_)call_p. Simplify logic.
4906 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4907 Update calls to arm_is_long(_)call_p.
4909 2007-05-25 Richard Guenther <rguenther@suse.de>
4911 PR tree-optimization/31982
4912 * tree-ssa-forwprop.c
4913 (forward_propagate_addr_into_variable_array_index): Handle arrays
4914 with element size one.
4916 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4918 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4919 (umulsi3_highpart): Likewise.
4921 2007-05-24 Ian Lance Taylor <iant@google.com>
4923 PR rtl-optimization/32069
4924 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4927 2007-05-24 Ollie Wild <aaw@google.com>
4929 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4932 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4934 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4935 (oprs_unchanged_p): Use it to check all registers in a REG.
4936 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4937 (reg_set_between_after_reload_p): Delete.
4938 (reg_used_between_after_reload_p): Likewise.
4939 (reg_set_or_used_since_bb_start): Likewise.
4940 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4941 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4942 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4943 * rtlanal.c (reg_set_p): Check whether REG overlaps
4944 regs_invalidated_by_call, rather than just checking the
4945 membership of REGNO (REG).
4947 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4949 * doc/passes.texi: Document predictive commoning.
4950 * doc/invoke.texi (-fpredictive-commoning): Document.
4951 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4952 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4953 adding indices to the generated name.
4954 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4955 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4956 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4957 (op_symbol_code): ... and exported.
4958 (dump_omp_clause, op_symbol): Use op_symbol_code
4959 instead of op_symbol_1.
4960 * tree-pass.h (pass_predcom): Declare.
4961 * timevar.def (TV_PREDCOM): New timevar.
4962 * tree-ssa-loop.c (run_tree_predictive_commoning,
4963 gate_tree_predictive_commoning, pass_predcom): New.
4964 * tree-data-ref.c (find_data_references_in_loop): Find the
4965 references in dominance order.
4966 (canonicalize_base_object_address): Ensure that the result has
4968 (dr_analyze_innermost): Export.
4969 (create_data_ref): Code to fail for references with invariant
4971 (find_data_references_in_stmt): ... here.
4972 * tree-data-ref.h (dr_analyze_innermost): Declare.
4973 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4974 (aff_combination_find_elt, name_expansion_hash,
4975 name_expansion_eq, tree_to_aff_combination_expand,
4976 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4978 * tree-affine.h (aff_combination_constant_multiple_p,
4979 tree_to_aff_combination_expand): Declare.
4980 * tree-predcom.c: New file.
4981 * common.opt (fpredictive-commoning): New option.
4982 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4983 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4984 * Makefile.in (tree-predcom.o): Add.
4985 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4986 * passes.c (init_optimization_passes): Add dceloop after
4987 copy propagation in loop optimizer. Add predictive commoning
4988 to loop optimizer passes.
4990 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4992 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4995 2007-05-24 Jan Hubicka <jh@suse.cz>
4997 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4999 (genheader): Include statistics.h.
5001 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5003 * print-rtl.c (flag_dump_unnumbered): Update comments.
5004 (print_rtl): Fix my previous change.
5005 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5008 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5011 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5013 (thread_through_all_blocks): Call initialize_original_copy_tables
5014 and free_original_copy_tables.
5015 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5017 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5018 * cfghooks.c (duplicate_block): Use get_loop_copy.
5019 * cfg.c: Include cfgloop.h.
5020 (loop_copy): New hash table.
5021 (initialize_original_copy_tables): Initialize loop_copy table.
5022 (free_original_copy_tables): Free loop_copy table.
5023 (copy_original_table_clear, copy_original_table_set,
5024 set_loop_copy, get_loop_copy): New functions.
5025 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5026 * cfgloop.h (struct loop): Remove copy field.
5027 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5028 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5030 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5032 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5033 -msse/-msse2/-msse3.
5035 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5037 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5038 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5040 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5043 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5044 * targhooks.h (default_mangle_decl_assembler_name): Declare
5046 * targhooks.c (default_mangle_decl_assembler_name): Define
5048 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5050 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5051 * langhooks.c (lhd_set_decl_assembler_name): Call
5052 targetm.mangle_decl_assembler_name for names with global scope.
5054 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5056 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5057 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5059 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5060 New. Factored out of i386_pe_encode_section_info.
5061 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5062 Move check for prior decoration of stdcall
5063 symbols to i386_pe_encode_section_info.
5064 (i386_pe_encode_section_info): Adjust call to
5065 gen_stdcall_or_fastcall_suffix. Use
5066 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5067 (i386_pe_mangle_decl_assembler_name): New. Wrap
5068 i386_pe_maybe_mangle_decl_assembler_name.
5070 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5072 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5073 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5074 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5075 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5076 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5079 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5080 Nigel Stephens <nigel@mips.com>
5081 Richard Sandiford <richard@codesourcery.com>
5083 Fix up MIPS16 hard float and add support for complex.
5085 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5086 (TARGET_SOFT_FLOAT_ABI): New.
5087 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5088 __mips_soft_float to reflect the ABI in use, not whether the
5089 FPU is directly accessible (e.g., in MIPS16 mode).
5090 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5091 (UNITS_PER_FPVALUE): Likewise.
5093 * config/mips/mips.c (mips_expand_call): Remove redundant
5094 TARGET_MIPS16 check.
5095 (mips_arg_regno): New.
5096 (function_arg_advance): When setting bits in cum->fp_code for
5097 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5099 (function_arg): Use mips_arg_regno.
5100 (mips_return_mode_in_fpr_p): New.
5101 (mips16_call_stub_mode_suffix): New.
5102 (mips16_cfun_returns_in_fpr_p): New.
5103 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5104 (mips_output_function_prologue): Test mips16_hard_float, not
5105 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5106 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5107 return value into a floating-point register.
5108 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5109 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5110 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5111 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5112 word of double arguments from or to the high bits of 64-bit
5113 floating point registers.
5114 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5115 (mips16_fpret_double): New helper function.
5116 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5117 support for complex modes. Fill in DECL_RESULT for stubdecl.
5118 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5120 * config/mips/mips16.S
5121 (RET, ARG1, ARG2): New.
5122 (MERGE_GPRf, MERGE_GPRt): New.
5123 (DELAYt, DELAYf): New.
5124 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5125 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5126 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5127 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5128 (SFOP): Renamed to...
5129 (OPSF3): This, and macro-ified. Updated all uses.
5130 (SFOP2): Renamed to...
5131 (OPSF2): This, and macro-ified. Updated all uses.
5132 (SFCMP): Renamed to...
5133 (CMPSF): This, and macro-ified. Updated all uses.
5134 (SFREVCMP): Renamed to...
5135 (REVCMPSF): This, and macro-ified. Updated all uses.
5136 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5137 (LDDBL1, LDDBL2, RETDBL): Deleted.
5138 (DFOP): Renamed to...
5139 (OPDF3): This, and macro-ified. Updated all uses.
5140 (DFOP2): Renamed to...
5141 (OPDF2): This, and macro-ified. Updated all uses.
5142 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5143 (DFCMP): Renamed to...
5144 (CMPDF): This, and macro-ified. Updated all uses.
5145 (DFREVCMP): Renamed to...
5146 (REVCMPDF): This, and macro-ified. Updated all uses.
5147 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5148 (RET_FUNCTION): New.
5149 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5150 (__mips16_ret_sc, __mips16_ret_dc): New.
5151 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5152 STUB_ARGS_6, STUB_ARGS_10): New.
5153 (CALL_STUB_NO_RET): New.
5154 (__mips16_call_stub_1): Macro-ified.
5155 (__mips16_call_stub_5): Macro-ified.
5156 (__mips16_call_stub_2): Macro-ified.
5157 (__mips16_call_stub_6): Macro-ified.
5158 (__mips16_call_stub_9): Macro-ified.
5159 (__mips16_call_stub_10): Macro-ified.
5160 (CALL_STUB_RET): New.
5161 (__mips16_call_stub_sf_0): Macro-ified.
5162 (__mips16_call_stub_sf_1): Macro-ified.
5163 (__mips16_call_stub_sf_5): Macro-ified.
5164 (__mips16_call_stub_sf_2): Macro-ified.
5165 (__mips16_call_stub_sf_6): Macro-ified.
5166 (__mips16_call_stub_sf_9): Macro-ified.
5167 (__mips16_call_stub_sf_10): Macro-ified.
5168 (__mips16_call_stub_df_0): Macro-ified.
5169 (__mips16_call_stub_df_1): Macro-ified.
5170 (__mips16_call_stub_df_5): Macro-ified.
5171 (__mips16_call_stub_df_2): Macro-ified.
5172 (__mips16_call_stub_df_6): Macro-ified.
5173 (__mips16_call_stub_df_9): Macro-ified.
5174 (__mips16_call_stub_df_10): Macro-ified.
5175 (__mips16_call_stub_sc_0): New.
5176 (__mips16_call_stub_sc_1): New.
5177 (__mips16_call_stub_sc_5): New.
5178 (__mips16_call_stub_sc_2): New.
5179 (__mips16_call_stub_sc_6): New.
5180 (__mips16_call_stub_sc_9): New.
5181 (__mips16_call_stub_sc_10): New.
5182 (__mips16_call_stub_dc_0): New.
5183 (__mips16_call_stub_dc_1): New.
5184 (__mips16_call_stub_dc_5): New.
5185 (__mips16_call_stub_dc_2): New.
5186 (__mips16_call_stub_dc_6): New.
5187 (__mips16_call_stub_dc_9): New.
5188 (__mips16_call_stub_dc_10): New.
5190 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5191 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5192 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5194 2007-05-23 Ian Lance Taylor <iant@google.com>
5196 * doc/invoke.texi (Invoking GCC): Document that the order of the
5199 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5202 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5203 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5204 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5208 * config/score/score.c (score_print_operand): Make sure that only
5209 lower bits are used.
5211 2007-05-22 Ian Lance Taylor <iant@google.com>
5213 * tree-vrp.c (avoid_overflow_infinity): New static function,
5214 broken out of set_value_range_to_value.
5215 (set_value_range_to_value): Call avoid_overflow_infinity.
5216 (extract_range_from_assert): Likewise.
5218 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5221 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5222 change the type before looking for a COMPOUND_EXPR.
5224 2007-05-22 Ian Lance Taylor <iant@google.com>
5226 * lower-subreg.c (decompose_multiword_subregs): If we change an
5227 insn, call remove_retval_note on it.
5229 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5231 * regs.h (end_hard_regno): New function.
5232 (END_HARD_REGNO, END_REGNO): New macros.
5233 (add_to_hard_reg_set): New function.
5234 (remove_from_hard_reg_set): Likewise.
5235 (in_hard_reg_set_p): Likewise.
5236 (overlaps_hard_reg_set_p): Likewise.
5237 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5238 (note_btr_set): Use END_HARD_REGNO.
5239 * caller-save.c (setup_save_areas): Use end_hard_regno.
5240 (mark_set_regs): Use END_HARD_REGNO.
5241 (add_stored_regs): Use end_hard_regno.
5242 (mark_referenced_regs): Use add_to_hard_reg_set.
5243 * combine.c (update_table_tick): Use END_REGNO.
5244 (record_value_for_reg): Likewise.
5245 (record_dead_and_set_regs): Likewise.
5246 (get_last_value_validate): Likewise.
5247 (use_crosses_set_p): Likewise.
5248 (reg_dead_at_p_1): Likewise.
5249 (reg_dead_at_p): Likewise.
5250 (mark_used_regs_combine): Use add_to_hard_reg_set.
5251 (move_deaths): Use END_HARD_REGNO.
5252 (reg_bitfield_target_p): Use end_hard_regno.
5253 (distribute_notes): Use END_HARD_REGNO.
5254 * cse.c (mention_regs): Use END_REGNO.
5255 (insert): Use add_to_hard_reg_set.
5256 (invalidate): Use END_HARD_REGNO.
5257 (invalidate_for_call): Likewise.
5258 (exp_equiv_p): Use END_REGNO.
5259 (cse_insn): Likewise.
5260 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5261 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5262 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5263 * function.c (keep_stack_depressed): Use end_hard_regno.
5264 * global.c (global_alloc): Use end_hard_regno.
5265 (global_conflicts): Use add_to_hard_reg_set instead of
5267 (find_reg): Likewise.
5268 (mark_reg_store): Likewise.
5269 (mark_reg_conflicts): Likewise.
5270 (mark_reg_death): Use remove_from_hard_reg_set.
5271 (mark_reg_live_nc): Delete.
5272 (set_preference): Use end_hard_regno.
5273 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5274 remove_from_hard_reg_set.
5275 (post_mark_life): Use add_to_hard_reg_set.
5276 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5277 (reg_becomes_live): Use add_to_hard_reg_set.
5278 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5279 (peep2_find_free_register): Use add_to_hard_reg_set.
5280 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5281 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5282 * regrename.c (note_sets): Use add_to_hard_reg_set.
5283 (clear_dead_regs): Use remove_from_hard_reg_set.
5284 (regrename_optimize): Use add_to_hard_reg_set.
5285 (find_oldest_value_reg): Use in_hard_reg_set_p.
5286 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5287 (hard_reg_set_here_p): Use end_hard_regno.
5288 (decompose): Likewise.
5289 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5290 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5291 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5292 (mark_home_live): Use end_hard_regno.
5293 (spill_hard_reg): Likewise.
5294 (clear_reload_reg_in_use): Likewise.
5295 * reorg.c (delete_prior_computation): Use END_REGNO.
5296 * resource.c (update_live_status): Use END_HARD_REGNO.
5297 (mark_referenced_resources): Use add_to_hard_reg_set.
5298 (mark_set_resources): Likewise.
5299 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5300 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5301 (reg_overlap_mentioned_p): Likewise.
5302 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5303 (covers_regno_no_parallel_p): Use END_REGNO.
5304 (find_regno_note): Likewise.
5305 (find_reg_fusage): Use END_HARD_REGNO.
5306 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5307 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5309 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5311 * mode-switching.c (reg_dies): Change type of second argument to
5313 (optimize_mode_switching): Update accordingly.
5315 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5317 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5319 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5320 (hard_reg_set_empty_p): ...these new functions.
5321 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5322 GO_IF_HARD_REG_SUBSET.
5323 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5324 instead of GO_IF_HARD_REG_EQUAL.
5325 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5326 instead of GO_IF_HARD_REG_EQUAL.
5327 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5328 GO_IF_HARD_REG_SUBSET.
5329 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5330 GO_IF_HARD_REG_EQUAL.
5331 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5332 of GO_IF_HARD_REG_SUBSET.
5333 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5334 instead of GO_IF_HARD_REG_EQUAL.
5335 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5336 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5337 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5338 of GO_IF_HARD_REG_SUBSET,
5339 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5340 GO_IF_HARD_REG_SUBSET.
5341 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5342 instead of GO_IF_HARD_REG_EQUAL.
5343 * config/sh/sh.c (push_regs, calc_live_regs): Use
5344 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5345 (hard_regs_intersect_p): Delete.
5347 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5349 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5351 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5352 Richard Henderson <rth@redhat.com>
5354 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5356 (x86_64-*-*): Likewise.
5358 * i386/i386-modes.def (V2QI): New.
5360 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5362 (override_options): Support SSE4.1.
5363 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5364 (IX86_BUILTIN_BLENDPS): Likewise.
5365 (IX86_BUILTIN_BLENDVPD): Likewise.
5366 (IX86_BUILTIN_BLENDVPS): Likewise.
5367 (IX86_BUILTIN_PBLENDVB128): Likewise.
5368 (IX86_BUILTIN_PBLENDW128): Likewise.
5369 (IX86_BUILTIN_DPPD): Likewise.
5370 (IX86_BUILTIN_DPPS): Likewise.
5371 (IX86_BUILTIN_INSERTPS128): Likewise.
5372 (IX86_BUILTIN_MOVNTDQA): Likewise.
5373 (IX86_BUILTIN_MPSADBW128): Likewise.
5374 (IX86_BUILTIN_PACKUSDW128): Likewise.
5375 (IX86_BUILTIN_PCMPEQQ): Likewise.
5376 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5377 (IX86_BUILTIN_PMAXSB128): Likewise.
5378 (IX86_BUILTIN_PMAXSD128): Likewise.
5379 (IX86_BUILTIN_PMAXUD128): Likewise.
5380 (IX86_BUILTIN_PMAXUW128): Likewise.
5381 (IX86_BUILTIN_PMINSB128): Likewise.
5382 (IX86_BUILTIN_PMINSD128): Likewise.
5383 (IX86_BUILTIN_PMINUD128): Likewise.
5384 (IX86_BUILTIN_PMINUW128): Likewise.
5385 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5386 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5387 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5388 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5389 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5390 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5391 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5392 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5393 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5394 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5395 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5396 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5397 (IX86_BUILTIN_PMULDQ128): Likewise.
5398 (IX86_BUILTIN_PMULLD128): Likewise.
5399 (IX86_BUILTIN_ROUNDPD): Likewise.
5400 (IX86_BUILTIN_ROUNDPS): Likewise.
5401 (IX86_BUILTIN_ROUNDSD): Likewise.
5402 (IX86_BUILTIN_ROUNDSS): Likewise.
5403 (IX86_BUILTIN_PTESTZ): Likewise.
5404 (IX86_BUILTIN_PTESTC): Likewise.
5405 (IX86_BUILTIN_PTESTNZC): Likewise.
5406 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5407 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5408 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5409 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5410 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5412 (bdesc_sse_3arg): Likewise.
5413 (bdesc_2arg): Likewise.
5414 (bdesc_1arg): Likewise.
5415 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5417 (ix86_expand_sse_4_operands_builtin): New.
5418 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5419 smaller than 8 bits as the 2nd arg.
5420 (ix86_expand_sse_ptest): New.
5421 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5422 (ix86_expand_vector_set): Support SSE4.1.
5423 (ix86_expand_vector_extract): Likewise.
5425 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5426 __SSE4_1__ for -msse4.1.
5428 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5429 (UNSPEC_INSERTPS): Likewise.
5430 (UNSPEC_DP): Likewise.
5431 (UNSPEC_MOVNTDQA): Likewise.
5432 (UNSPEC_MPSADBW): Likewise.
5433 (UNSPEC_PHMINPOSUW): Likewise.
5434 (UNSPEC_PTEST): Likewise.
5435 (UNSPEC_ROUNDP): Likewise.
5436 (UNSPEC_ROUNDS): Likewise.
5438 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5440 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5441 (const_pow2_1_to_32768_operand): Likewise.
5443 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5446 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5448 (sse4_1_insertps): Likewise.
5449 (*sse4_1_extractps): Likewise.
5450 (sse4_1_ptest): Likewise.
5451 (sse4_1_mulv2siv2di3): Likewise.
5452 (*sse4_1_mulv4si3): Likewise.
5453 (*sse4_1_smax<mode>3): Likewise.
5454 (*sse4_1_umax<mode>3): Likewise.
5455 (*sse4_1_smin<mode>3): Likewise.
5456 (*sse4_1_umin<mode>3): Likewise.
5457 (sse4_1_eqv2di3): Likewise.
5458 (*sse4_1_pinsrb): Likewise.
5459 (*sse4_1_pinsrd): Likewise.
5460 (*sse4_1_pinsrq): Likewise.
5461 (*sse4_1_pextrb): Likewise.
5462 (*sse4_1_pextrb_memory): Likewise.
5463 (*sse4_1_pextrw_memory): Likewise.
5464 (*sse4_1_pextrq): Likewise.
5465 (sse4_1_blendpd): Likewise.
5466 (sse4_1_blendps): Likewise.
5467 (sse4_1_blendvpd): Likewise.
5468 (sse4_1_blendvps): Likewise.
5469 (sse4_1_dppd): Likewise.
5470 (sse4_1_dpps): Likewise.
5471 (sse4_1_movntdqa): Likewise.
5472 (sse4_1_mpsadbw): Likewise.
5473 (sse4_1_packusdw): Likewise.
5474 (sse4_1_pblendvb): Likewise.
5475 (sse4_1_pblendw): Likewise.
5476 (sse4_1_phminposuw): Likewise.
5477 (sse4_1_extendv8qiv8hi2): Likewise.
5478 (*sse4_1_extendv8qiv8hi2): Likewise.
5479 (sse4_1_extendv4qiv4si2): Likewise.
5480 (*sse4_1_extendv4qiv4si2): Likewise.
5481 (sse4_1_extendv2qiv2di2): Likewise.
5482 (*sse4_1_extendv2qiv2di2): Likewise.
5483 (sse4_1_extendv4hiv4si2): Likewise.
5484 (*sse4_1_extendv4hiv4si2): Likewise.
5485 (sse4_1_extendv2hiv2di2): Likewise.
5486 (*sse4_1_extendv2hiv2di2): Likewise.
5487 (sse4_1_extendv2siv2di2): Likewise.
5488 (*sse4_1_extendv2siv2di2): Likewise.
5489 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5490 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5491 (sse4_1_zero_extendv4qiv4si2): Likewise.
5492 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5493 (sse4_1_zero_extendv2qiv2di2): Likewise.
5494 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5495 (sse4_1_zero_extendv4hiv4si2): Likewise.
5496 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5497 (sse4_1_zero_extendv2hiv2di2): Likewise.
5498 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5499 (sse4_1_zero_extendv2siv2di2): Likewise.
5500 (*sse4_1_zero_extendv2siv2di2): Likewise.
5501 (sse4_1_roundpd): Likewise.
5502 (sse4_1_roundps): Likewise.
5503 (sse4_1_roundsd): Likewise.
5504 (sse4_1_roundss): Likewise.
5505 (mulv4si3): Don't expand for SSE4.1.
5506 (smax<mode>3): Likewise.
5507 (umaxv4si3): Likewise.
5508 (uminv16qi3): Likewise.
5509 (umin<mode>3): Likewise.
5510 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5512 * doc/extend.texi: Document SSE4.1 built-in functions.
5514 * doc/invoke.texi: Document -msse4.1.
5516 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5518 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5519 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5520 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5521 (ASM_SPEC): Add asm_pcrel_spec.
5522 (EXTRA_SPECS): Add asm_pcrel_spec.
5524 2007-05-21 David Daney <ddaney@avtrex.com>
5526 * doc/install.texi (Building a cross compiler): Add requirements
5527 for Java cross compiler.
5529 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5532 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5533 Add loopno argument. Use evolution_function_is_invariant_rec_p
5534 instead of evolution_function_is_constant_p.
5535 Update calls to evolution_function_is_affine_multivariate_p.
5536 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5537 Add loopno argument.
5538 * tree-scalar-evolution.c (gather_chrec_stats): Call
5539 evolution_function_is_affine_multivariate_p with a loop
5541 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5542 (analyze_overlapping_iterations): Likewise.
5543 (access_functions_are_affine_or_constant_p): Likewise.
5544 (build_classic_dist_vector_1): If the access functions
5545 are equal, don't do anything.
5547 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5548 Paolo Carlini <pcarlini@suse.de>
5549 Uros Bizjak <ubizjak@gmail.com>
5551 * c-cppbuiltin.c (c_cpp_builtins): Define
5552 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5553 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5554 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5555 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5557 2007-05-21 Mike Stump <mrs@apple.com>
5559 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5561 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5563 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5565 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5566 implementation if __OPTIMIZE__ is not defined.
5567 (_mm_alignr_pi8): Ditto.
5568 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5569 (_mm_inserti_si64): Ditto.
5570 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5571 (_mm_slli_epi16): Ditto.
5572 (_mm_slli_epi32): Ditto.
5573 (_mm_slli_epi64): Ditto.
5574 (_mm_srai_epi16): Ditto.
5575 (_mm_srai_epi32): Ditto.
5576 (_mm_srli_si128): Ditto.
5577 (_mm_slli_si128): Ditto.
5578 (_mm_srli_epi16): Ditto.
5579 (_mm_srli_epi32): Ditto.
5580 (_mm_srli_epi64): Ditto.
5581 (_mm_extract_epi16): Ditto.
5582 (_mm_insert_epi16): Ditto.
5583 (_mm_shufflehi_epi16): Ditto.
5584 (_mm_shufflelo_epi16): Ditto.
5585 (_mm_shuffle_epi32): Ditto.
5586 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5588 (_mm_insert_pi16): Ditto.
5590 (_mm_shuffle_pi16): Ditto.
5592 (_mm_shufle_ps): Ditto.
5593 (_mm_prefetch): Ditto.
5595 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5597 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5598 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5599 * real.c (encode_i370_single, decode_i370_single,
5600 encode_i370_double, decode_i370_double): Functions removed.
5601 (i370_single_format, i370_double_format): Initializations removed.
5602 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5603 Consider the log2_b field to always be one.
5604 (ieee_single_format, mips_single_format, coldfire_single_format,
5605 ieee_double_format, mips_double_format, coldfire_double_format,
5606 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5607 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5608 ibm_extended_format, mips_extended_format, ieee_quad_format,
5609 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5610 decimal_single_format, decimal_double_format, decimal_quad_format,
5611 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5612 initialization of log2_b.
5613 * real.h (i370_single_format, i370_double_format): Declarations
5615 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5616 field to always be one.
5618 2007-05-21 Andreas Schwab <schwab@suse.de>
5620 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5621 NOTE_INSN_BASIC_BLOCK_P.
5622 (process_for_unwind_directive): Likewise.
5624 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5626 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5627 * function.h (struct function): Move va_list_gpr_size,
5628 va_list_fpr_size, function_frequency to front of bitfields. Add
5630 (current_function_calls_unwind_init): New.
5631 * except.c (expand_builtin_unwind_init): Set
5632 current_function_calls_unwind_init not
5633 current_function_has_nonlocal_label.
5634 * reload1.c (has_nonexceptional_receiver): New.
5635 (reload): Use it and current_function_calls_unwind_init to
5636 determine whether call-saved regs must be saved.
5638 2007-05-20 Jan Hubicka <jh@suse.cz>
5640 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5641 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5642 * ddg.c (create_ddg): LIkewise.
5643 * final.c (final): Remove hunk moving line number notes around since
5644 they are no longer present at this stage.
5645 (final_scan_insn): Use NOTE_KIND instead of
5646 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5647 (output_asm_label): Likewise.
5648 * reorg.c (dbr_schedule): Likewise.
5649 * haifa-sched.c (unlink_other_notes): Likewise.
5650 * mode-switching.c (optimize_mode_switching): Likewise.
5651 * graph.c (start_bb): Likewise.
5652 * rtl.def (NOTE): Update description.
5653 * jump.c (squeeze_notes): Delete.
5654 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5655 NOTE_INSN_BASIC_BLOCK_P when possible.
5656 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5657 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5658 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5659 (dwarf2out_var_location): Likewise.
5660 * cfgbuild.c (make_edges): Likewise.
5661 (find_basic_blocks_1): Likewise.
5662 * function.c (reorder_blocks_1): Likewise.
5663 (epilogue_done): Likewise.
5664 (reposition_prologue_and_epilogue_notes): Likewise.
5665 * print-rtl.c (print_rtx): Likewise; drop code for printing
5667 (print_rtl): Likewise.
5668 (print_rtl_single): Likewise.
5669 * gcse.c (insert_insn_start_bb): Likewise.
5670 * alias.c (init_alias_analysis): Likewise.
5671 * calls.c (fixup_tail_calls): Likewise.
5672 * except.c (sjlj_emit_function_enter): Likewise.
5673 * emit-rtl.c (add_insn_after): Likeiwse.
5674 (emit_label_before): Likewise.
5675 (emit_label_after): Likewise.
5676 (emit_note_before, emit_note_after, emit_note): Update
5677 parameter to be enum insn_note; do not deal with source
5679 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5680 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5682 (merge_blocks_move_successor_nojumps): Simplify now when
5683 we don't have BLOCK notes.
5684 (try_optimize_cfg): Likewise.
5685 * cfglayout.c (skip_insns_after_block): Likewise.
5686 (record_effective_endpoints): Likewise.
5687 (duplicate_insn_chain): Likewise.
5688 * varasm.c (output_constant_pool_1): Likewise.
5689 * sched-deps.c (sched_analyze): Likewise.
5690 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5692 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5693 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5694 (SET_INSN_DELETED): Simplify.
5695 (NOTE_LINE_NUMBER): Exterminate.
5696 (NOTE_LINE_KIND): New.
5697 (NOTE_INSN_BASIC_BLOCK_P): Update.
5698 (enum insn_note): Simplify.
5699 (GET_NOTE_INSN_NAME) Simplify.
5700 (emit_note_before, emit_note_after, emit_note): Update prototype.
5701 (squeeze_notes): Remove.
5702 * sched-int.h (NOTE_NOT_BB_P): Update.
5703 * resource.c (mark_target_live_regs): Update.
5704 * sched-rgn.c (debug_dependencies): Update.
5705 * sched-vis.c (print_insn): Update.
5706 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5707 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5708 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5709 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5710 (split_branches): Update.
5711 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5713 (sh_adjust_unroll_max): Exterminate.
5714 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5715 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5716 (m68hc11_reorg): Likewise.
5717 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5718 (emit_predicate_relation_info): Update.
5719 (process_for_unwind_directive): Update.
5720 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5721 (output_call): Update.
5722 * config/pa/pa.c (output_lbranch): Update.
5723 (output_millicode_call): Update.
5724 (output_call): Update.
5725 (pa_combine_instructions): Update.
5726 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5727 * config/bfin/bfin.c (gen_one_bundle): Update.
5728 * cfgrtl.c (can_delete_note_p): Update.
5729 (delete_insn): Update.
5730 (rtl_merge_blocks): Update.
5731 (commit_one_edge_insertion): Update.
5732 (rtl_verify_flow_info): Update.
5733 * stmt.c (expand_case): Do not call squeeze_notes.
5735 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5742 * c.opt (Wtype-limits): New.
5743 * doc/invoke.texi (Wtype-limits): Document it.
5744 (Wextra): Enabled by -Wextra.
5745 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5746 * c-common.c (shorten_compare): Warn with Wtype-limits.
5748 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5750 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5751 inlined function, not as a macro.
5752 (_mm_alignr_pi8): Ditto.
5753 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5754 (_mm_inserti_si64): Ditto.
5755 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5756 (_mm_extract_epi16): Ditto.
5757 (_mm_insert_epi16): Ditto.
5758 (_mm_shufflehi_epi16): Ditto.
5759 (_mm_shufflelo_epi16): Ditto.
5760 (_mm_shuffle_epi32): Ditto.
5761 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5762 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5764 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5766 (_m_to_float): Use C89 compatible assignment.
5768 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5771 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5773 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5776 * doc/invoke.texi (Wreturn-type): Complete description.
5777 (Wextra): Delete item about return-type warning.
5778 * c-decl.c: Delete redundant Wextra warning.
5780 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5783 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5784 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5785 inlined function, not as a macro.
5786 (_mm_prefetch): Ditto.
5788 (_mm_insert_pi16): Ditto.
5790 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5791 (_m_pshufw): Ditto. Add const to __N argument.
5792 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5793 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5794 (_mm_slli_epi32): Ditto.
5795 (_mm_srli_si128): Implement as always inlined function, not as a
5796 macro. Add __inline to function declaration.
5797 (_mm_slli_si128): Ditto.
5799 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5801 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5802 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5804 (struct fenv): New structure.
5805 (FP_HANDLE_EXCEPTIONS): New define.
5806 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5807 (_FP_DECL_EXP): New define.
5808 (FP_INIT_ROUNDMODE): New define.
5809 (FP_ROUNDMODE): New define.
5811 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5813 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5814 (Wconversion): Update description.
5815 (Wconversion-sign): New.
5816 * c.opt (Wconversion-sign): New.
5817 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5818 means disabled for C++. Otherwise, take the status of Wconversion.
5819 * c-common.c (conversion_warning): Warn with either Wconversion or
5821 (warnings_for_convert_and_check): Conditions are already checked by
5823 (convert_and_check): Don't check warnings if the conversion failed.
5825 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5826 Anatoly Sokolov <aesok@dol.ru>
5828 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5829 avr_epilogue_uses) : Add declaration.
5830 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5831 * config/avr/constraints.md (R): New constraint.
5832 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5833 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5834 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5835 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5836 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5837 call_prologue_saves, epilogue_restores, return_from_epilogue,
5838 return_from_main_epilogue, return_from_interrupt_epilogue,
5839 return_from_naked_epilogue, prologue, epilogue): New patterns.
5840 (jump): Handle symbol reference.
5841 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5842 avr_output_function_prologue, avr_output_function_epilogue): Remove
5844 (avr_init_machine_status, expand_prologue, expand_epilogue,
5845 avr_asm_function_end_prologue, avr_epilogue_uses,
5846 avr_asm_function_begin_epilogue): New functions.
5847 (prologue_size, epilogue_size, jump_tables_size): Remove global
5849 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5850 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5851 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5852 (avr_override_options): Initialise init_machine_status.
5853 (output_movhi): Handle all stack pointer loads.
5854 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5855 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5856 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5857 (EPILOGUE_USES) Redefine.
5858 (machine_function) Declare.
5860 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5862 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5863 Use a single return statement.
5865 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5868 * builtins.c (do_mpfr_lgamma_r): New.
5869 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5870 * tree.h (CASE_FLT_FN_REENT): New.
5872 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5874 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5875 (output_die): Use 'unsigned long' with %x.
5876 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5877 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5878 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5880 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5882 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5887 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5888 true if function has no argument.
5890 2007-05-18 DJ Delorie <dj@redhat.com>
5892 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5893 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5895 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5897 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5898 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5899 count_trailing_zeros.
5900 (__i386__): Implement count_leading_zeros using __builtin_clz().
5901 Implement count_trailing_zeros usign __builtin_ctz().
5903 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5905 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5907 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5910 * expr.c (emit_move_change_mode): Change mode of push operands here.
5912 2007-05-17 Ian Lance Taylor <iant@google.com>
5914 PR tree-optimization/31953
5915 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5917 (set_value_range_to_null): Call set_value_range_to_value.
5918 (extract_range_from_comparison): Likewise.
5920 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5922 * toplev.c (print_version): Output GMP/MPFR version info.
5924 * builtins.c (CASE_MATHFN_REENT): New macro.
5925 (mathfn_built_in): Use it.
5926 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5927 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5928 BUILT_IN_LGAMMAL_R): New.
5929 * doc/extend.texi: Document new builtins.
5932 * builtins.c (do_mpfr_remquo): New.
5933 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5934 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5937 * builtins.c (fold_builtin_1): Handle y0, y1.
5938 (fold_builtin_2): Handle yn.
5941 * builtins.c (do_mpfr_bessel_n): New.
5942 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5943 (fold_builtin_2): Handle BUILT_IN_JN.
5945 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5948 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5949 TYPE_PRECISION (intmax_type_node).
5951 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5954 * reload.c (subst_reloads): Remove checking.
5956 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5958 PR rtl-optimization/31691
5959 * combine.c (simplify_set): Build a new src pattern instead of
5960 substituting its operands in the COMPARE case.
5962 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5964 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5965 (execute_vrp): Preserve loops through jump threading.
5966 * tree-ssa-threadupdate.c (thread_single_edge,
5967 dbds_continue_enumeration_p, determine_bb_domination_status,
5968 thread_through_loop_header): New functions.
5969 (create_edge_and_update_destination_phis,
5970 create_edge_and_update_destination_phis): Set loops for the new blocks.
5971 (prune_undesirable_thread_requests): Removed.
5972 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5974 (thread_block): Do not call prune_undesirable_thread_requests.
5976 (mark_threaded_blocks): Select edges to thread here.
5977 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5978 Thread edges through loop headers independently.
5979 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5980 * tree-pass.h (TODO_mark_first_instance): New.
5981 (first_pass_instance): Declare.
5982 * cfghooks.c (duplicate_block): Put the block to the original loop
5983 if copy is not specified.
5984 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5985 jump threading. Pass may_peel_loop_headers to
5986 thread_through_all_blocks according to first_pass_instance.
5987 * cfgloop.h (create_preheader): Declare.
5988 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5989 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5990 * passes.c (first_pass_instance): New variable.
5991 (next_pass_1): Set TODO_mark_first_instance.
5992 (execute_todo): Set first_pass_instance.
5994 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5996 PR tree-optimization/24659
5997 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5998 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5999 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6000 OTI_vec_pack_ufix_trunc.
6001 (vec_unpacks_float_hi_optab): Define new macro.
6002 (vec_unpacks_float_lo_optab): Ditto.
6003 (vec_unpacku_float_hi_optab): Ditto.
6004 (vec_unpacku_float_lo_optab): Ditto.
6005 (vec_pack_sfix_trunc_optab): Ditto.
6006 (vec_pack_ufix_trunc_optab): Ditto.
6007 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6008 and vec_pack_[s|u]fix_trunc_optab using
6009 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6010 * tree-vectorizer.c (supportable_widening_operation): Handle
6011 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6012 (supportable_narrowing_operation): New function.
6013 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6014 * tree-vect-transform.c (vectorizable_conversion): Handle
6015 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6016 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6017 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6018 to check for target support.
6019 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6020 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6021 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6022 for VEC_PACK_FIX_TRUNC_EXPR.
6023 (expand_binop): Special case mode of the result for
6024 vec_pack_[u|s]fix_trunc_optab.
6025 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6026 vec_pack_[u|s]fix_trunc_optab.
6028 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6029 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6030 * tree-pretty-print.c (dump_generic_node): Handle
6031 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6032 VEC_PACK_FIX_TRUNC_EXPR.
6034 * expr.c (expand_expr_real_1): Ditto.
6035 * tree-inline.c (estimate_num_insns_1): Ditto.
6036 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6038 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6039 (vec_unpacks_float_lo_v8hi): Ditto.
6040 (vec_unpacku_float_hi_v8hi): Ditto.
6041 (vec_unpacku_float_lo_v8hi): Ditto.
6042 (vec_unpacks_float_hi_v4si): Ditto.
6043 (vec_unpacks_float_lo_v4si): Ditto.
6044 (vec_pack_sfix_trunc_v2df): Ditto.
6046 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6048 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6049 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6050 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6051 [vec_pack_ufix_trunc]: Ditto.
6052 [vec_unpacks_float_hi]: Ditto.
6053 [vec_unpacks_float_lo]: Ditto.
6054 [vec_unpacku_float_hi]: Ditto.
6055 [vec_unpacku_float_lo]: Ditto.
6057 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6059 * soft-fp/README: Update for new files.
6060 * soft-fp/floattisf.c: New file.
6061 * soft-fp/floattidf.c: New file.
6062 * soft-fp/floattitf.c: New file.
6063 * soft-fp/floatuntisf.c: New file.
6064 * soft-fp/floatuntidf.c: New file.
6065 * soft-fp/floatuntitf.c: New file.
6066 * soft-fp/fixsfti.c: New file.
6067 * soft-fp/fixdfti.c: New file.
6068 * soft-fp/fixtfti.c: New file.
6069 * soft-fp/fixunssfti.c: New file.
6070 * soft-fp/fixunsdfti.c: New file.
6071 * soft-fp/fixunstfti.c: New file.
6072 * soft-fp/extendxftf.c: New file.
6073 * soft-fp/trunctfxf.c: New file.
6075 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6076 (__trunctfxf2): Ditto.
6078 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6079 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6080 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6081 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6082 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6083 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6085 * config/i386/t-fprules-softfp64: New file.
6086 * config/i386/sfp-machine.h: New file.
6087 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6088 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6089 and soft-fp/t-softfp to tmake_file.
6090 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6091 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6093 * config/i386/t-linux64 (softfp_wrap_start): New.
6094 (softfp_wrap_end): New.
6095 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6096 supported for TARGET_64BIT.
6098 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6100 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6101 c_common_unsigned_type behavior.
6103 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6105 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6108 2007-05-16 Eric Christopher <echristo@apple.com>
6110 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6111 saving after stack push. Set sp_offset whenever we push.
6112 (rs6000_emit_epilogue): Move altivec register restore before
6115 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6117 * configure.ac: Allow sysroots to be relocated under $prefix as
6118 well as $exec_prefix.
6119 * configure: Regenerate.
6121 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6125 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6127 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6128 (gcc_tooldir): Likewise.
6129 * configure: Regenerate.
6130 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6131 old configure.ac gcc_tooldir setting.
6132 (prefix_to_exec_prefix): New variable.
6133 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6134 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6136 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6138 * c-typeck.c (build_binary_op): Return early for error.
6140 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6142 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6143 struct nb_iter_bound.
6144 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6145 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6146 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6147 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6148 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6149 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6150 (del_scev_info): Use ggc_free.
6151 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6152 * loop-init.c: Include ggc.h.
6153 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6154 (loop_optimizer_finalize): Use ggc_free.
6155 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6156 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6157 pass_iv_optimize): Add TODO_ggc_collect.
6158 * function.h (struct function): Remove skip marker from
6160 * cfgloop.c: Include ggc.h.
6161 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6163 (establish_preds): Vector superloops is gc allocated.
6164 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6166 (flow_loops_find): Vector larray is gc allocated.
6167 (loop_exit_free): Use ggc_free.
6168 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6169 that head of exits list is now not a part of struct loop.
6170 (record_loop_exits): Allocate exits table in gc memory.
6171 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6172 that head of exits list is now not a part of struct loop.
6173 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6174 struct loop_exit): Add GTY marker.
6175 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6176 Add skip marker to aux field. Make head of exits list a separate
6178 (struct loops): Add GTY marker. Make larray vector gc allocated.
6179 Add param marker to exits table.
6180 (get_loops): Type changed.
6181 * Makefile.in (tree-scalar-evolution.o): Add
6182 gt-tree-scalar-evolution.h dependency.
6183 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6184 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6185 * basic-block.h (struct basic_block_def): Remove skip marker from
6188 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6190 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6191 of 0 in the call to expand_expr().
6192 (expand_builtin_mathfn_3): Ditto.
6193 (expand_builtin_interclass_mathfn): Ditto.
6194 (expand_builtin_cexpi): Ditto.
6195 (expand_builtin_int_roundingfn): Ditto.
6196 (expand_builtin_int_roundingfn_2): Ditto.
6197 (expand_builtin_pow): Ditto.
6198 (expand_builtin_powi): Ditto.
6199 (expand_builtin_bswap): Ditto.
6200 (expand_builtin_unop): Ditto.
6201 (expand_builtin_fabs): Ditto.
6202 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6203 the call to expand_expr().
6204 (expand_builtin_sync_operation): Ditto.
6205 (expand_builtin_compare_and_swap): Ditto.
6206 (expand_builtin_lock_test_and_set): Ditto.
6207 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6208 instead of 0 in the call to expand_expr().
6209 (expand_builtin_extract_return_addr): Ditto.
6210 (expand_builtin_eh_return): Ditto.
6211 (expand_eh_return): Ditto.
6212 * explow.c (expr_size): Ditto.
6213 * expr.c (optimize_bitfield_assignment_op): Ditto.
6214 (expand_assignement): Ditto.
6215 (store_expr): Ditto.
6216 (store_field): Ditto.
6217 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6218 the call to expand_expr().
6219 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6220 in the call to expand_expr().
6221 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6222 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6223 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6225 * optabs.c (expand_vec_shift_expr): Ditto.
6226 (expand_vec_cond_expr): Ditto.
6227 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6228 call to expand_expr().
6229 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6230 in the call to expand_expr().
6232 2007-05-14 Dave Korn <dave.korn@artimi.com>
6234 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6236 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6238 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6239 instead of c_common_unsigned_type.
6240 (c_common_unsigned_type): Remove.
6241 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6242 c_common_unsigned_type.
6243 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6244 c_common_unsigned_type.
6245 * c-common.h (c_common_unsigned_type): Remove.
6246 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6247 c_common_unsigned_type.
6248 * c-format.c (check_format_types): Use unsigned_type_for instead of
6249 c_common_unsigned_type.
6250 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6251 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6252 of c_common_unsigned_type.
6253 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6254 lang_hooks.types.unsigned_type.
6255 * expmed.c (make_tree): Use unsigned_type_for instead of
6256 lang_hooks.types.unsigned_type.
6257 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6258 lang_hooks.types.unsigned_type.
6259 (build_range_check): Likewise.
6260 (fold_unary): Likewise.
6261 (fold_binary): Likewise.
6262 (fold_ternary): Likewise.
6263 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6264 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6265 * tree.c (get_unsigned_type): New.
6266 (unsigned_type_for): Use get_unsigned_type instead of
6267 lang_hooks.types.unsigned_type.
6269 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6271 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6272 to m68k_get_function_kind. Update its prototype.
6273 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6275 (m68k_interrupt_function_p): Return enum m68k_function_type
6276 instead of bool. Rename to m68k_get_function_kind.
6277 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6279 (m68k_compute_frame_layout): Don't mark any register for save
6280 if an interrupt_thread attribute is specified.
6281 (m68k_hard_regno_rename_ok): Update a use of
6282 m68k_interrupt_function_p.
6283 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6284 m68k_interrupt_function_p.
6285 (m68k_function_type): New.
6286 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6287 for a function with an interrupt_thread attribute.
6288 * doc/extend.texi: Document the interrupt_thread attribute.
6290 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6292 Fix PR tree-optimization/31911
6293 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6294 if they didn't change the expression.
6296 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6298 * tree-scalar-evolution.c (resolve_mixers): Exported.
6299 * tree-scalar-evolution.h (resolve_mixers): Declare.
6300 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6301 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6302 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6303 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6304 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6305 strip_conversion, analyze_offset_expr, address_analysis,
6306 object_analysis, analyze_offset): Removed.
6307 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6308 split_constant_offset, canonicalize_base_object_address,
6309 object_address_invariant_in_loop_p, disjoint_objects_p,
6310 dr_may_alias_p, dr_address_invariant_p): New functions.
6311 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6312 and dr_analyze_alias.
6313 (initialize_data_dependence_relation): Use dr_may_alias_p
6314 and object_address_invariant_in_loop_p.
6315 (compute_self_dependence): Handle the case when
6316 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6317 (find_data_references_in_stmt): Restrict the analysis of data
6318 references to the given loop nest.
6319 (find_data_references_in_loop): Made static. Pass loop nest to
6320 find_data_references_in_stmt.
6321 (compute_data_dependences_for_loop): Use DR_VOPS.
6322 (free_data_ref): Free DR_VOPS.
6323 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6324 (struct innermost_loop_behavior): ... new.
6325 (struct base_object_info): Replaced by ...
6326 (struct indices): ... new.
6327 (struct dr_alias): New.
6328 (enum data_ref_type): Removed.
6329 (struct data_reference): Consist of struct innermost_loop_behavior,
6330 struct indices and struct dr_alias.
6331 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6332 (DR_MEMTAG): Renamed to ...
6333 (DR_SYMBOL_TAG): ... this.
6334 (find_data_references_in_loop): Declaration removed.
6335 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6336 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6337 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6338 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6340 2007-05-13 Revital Eres <eres@il.ibm.com>
6342 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6343 which walks virtual def-use chains to find redundant stores.
6344 (dse_optimize_stmt): Call it.
6346 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6348 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6349 * passes.c (init_optimization_passes): Move pass_jump_bypass
6352 * basic-block.h (bb_has_eh_pred): Fix style issue.
6354 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6356 PR rtl-optimization/31848
6357 * loop-invariant.c (move_invariant_reg): If we move an insn
6358 with a REG_EQUAL note, and that insn is not always executed,
6359 remove the REG_EQUAL note.
6361 2007-05-12 Richard Guenther <rguenther@suse.de>
6363 PR tree-optimization/31797
6364 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6365 propagate into a stmt that has volatile ops.
6367 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6369 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6370 (gcc_tooldir): Likewise.
6371 * configure: Regenerate.
6372 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6373 old configure.ac gcc_tooldir setting.
6374 (prefix_to_exec_prefix): New variable.
6375 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6376 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6378 2007-05-11 Silvius Rus <rus@google.com>
6380 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6381 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6382 * c-common.h (strict_aliasing_warning): Change return type.
6383 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6384 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6385 (build_c_cast): Condition call to strict_aliasing_warning.
6386 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6387 * flags.h (set_Wstrict_aliasing): Declare.
6388 * opts.c (set_Wstrict_alising): Define, add call to.
6389 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6390 * tree-ssa-alias-warnings.c: New file.
6391 * tree-ssa-alias.c (compute_may_aliases): Add call to
6392 strict_aliasing_warning_backend.
6394 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6396 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6397 Use loop_depth and loop_outer accessor functions.
6398 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6399 determine_invariantness_stmt, move_computations_stmt): Ditto.
6400 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6401 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6402 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6403 * tree-scalar-evolution.c (interpret_loop_phi,
6404 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6405 instantiate_parameters_1, scev_const_prop): Ditto.
6406 * cfghooks.c (make_forwarder_block): Ditto.
6407 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6408 * modulo-sched.c (loop_canon_p): Ditto.
6409 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6410 slpeel_can_duplicate_loop_p): Ditto.
6411 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6412 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6413 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6414 cancel_loop, verify_loop_structure): Ditto.
6415 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6416 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6417 superloops vector instead of "pred" array.
6418 (establish_preds): Take father loop as an argument. Initialize the
6420 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6421 Do not initialize loop->outer.
6422 (flow_loop_tree_node_remove): Truncate the superloops vector.
6423 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6424 "pred" merged to "superloops" vector.
6425 (loop_depth, loop_outer): New.
6426 (fel_init): Use loop_outer.
6428 2007-05-11 Jan Hubicka <jh@suse.cz>
6430 * cgraphunit.c: Include gt-cgraphunit.h
6431 (static_ctors, static_dtors): New static vars.
6432 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6433 based on implementation in c-common.c
6434 (cgraph_finalize_function): Call record_cdtor_fn.
6435 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6436 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6437 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6438 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6439 build_cdtor, c_build_cdtor_fns): Remove.
6440 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6441 c_build_cdtor_fns): Remove prototype.
6443 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6446 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6447 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6448 * builtins.c (fold_builtin_memchr): New.
6449 (expand_builtin_memchr): Call the latter.
6450 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6451 * doc/extend.texi ([Other built-in functions provided by GCC]):
6454 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6456 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6457 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6458 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6459 PFPO_OP1_TYPE_SHIFT): Constants added.
6460 (DFP_ALL): Mode macro defined.
6461 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6462 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6463 Insn definitions added.
6464 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6465 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6468 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6470 PR tree-optimization/31885
6471 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6472 NULL_TREE to be undetermined.
6473 (automatically_generated_chrec_p): Return false for NULL.
6475 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6477 * config/bfin/bfin.h (MOVE_RATIO): Define.
6479 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6481 * config.gcc (sparc-wrs-vxworks): New target.
6482 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6483 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6484 * config/sparc/sparc.h: Include vxworks-dummy.h.
6485 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6486 include LABEL_REFs too.
6487 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6488 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6490 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6492 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6493 (sparc_emit_call_insn): New function.
6494 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6495 functions when generating VxWorks PIC.
6496 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6497 (call, call_value): Use sparc_emit_call_insn instead of
6500 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6502 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6504 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6506 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6507 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6508 split_double instead of operand_subword.
6510 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6512 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6513 * config/bfin/bfin.c (bfin_local_alignment): New function.
6514 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6516 2007-05-08 Chao-ying Fu <fu@mips.com>
6518 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6519 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6520 (smsub_widen_optab, umsub_widen_optab): Define.
6521 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6523 * genopinit.c (optabs): Fill in smsub_widen_optab and
6525 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6526 and umsub_widen_optab to implement multiply-subtract sequences.
6527 * config/mips/mips.md (*msac<u>_di): Rename to...
6528 (<u>msubsidi4): ...this. Extend condition to include
6529 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6530 of operand 0 to "ka" and use the three-operand form of msub<u>
6532 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6535 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6537 PR rtl-optimization/28011
6538 * reload.c (push_reload): Set dont_share if IN appears in OUT
6539 also when IN is a PLUS rtx.
6540 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6543 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6545 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6546 call unshare_all_decls.
6547 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6548 (unshare_all_decls): Remove.
6550 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6553 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6556 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6557 Nigel Stephens <nigel@mips.com>
6559 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6560 Update comments and all uses.
6561 (MIN_FPRS_PER_FMT): Define.
6562 * config/mips/mips.c (function_arg): Fix to correctly handle
6563 the -mips32r2 -mfp64 -mabi=32 case.
6564 (override_options): Enable use of odd-numbered registers for
6565 SFmode values on MIPS32.
6566 (mips_save_reg_p): Save whole floating-point register pair if
6567 either half is used.
6568 (compute_frame_size): Fix comment.
6570 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6572 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6573 argument of type bool.
6574 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6575 argument. Safely select temporary P register according to it.
6576 (do_link): Change call site of add_to_reg accordingly.
6577 (do_unlink): Add epilogue_p as a fourth argument and pass it
6579 (expand_interrupt_handler_epilogue): Change call of do_unlink
6581 (bfin_expand_prologue): Add a third argument sibcall_p.
6582 * config/bfin/bfin.md (epilogue): Change call of
6583 bfin_expand_epilogue accordingly.
6584 (sibcall_epilogue): Likewise.
6585 (eh_return_internal): Likewise.
6587 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6588 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6589 * config/bfin/bfin.c (bfin_handle_option): Handle
6590 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6591 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6592 Support bf534, bf536 and bf561.
6593 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6595 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6598 * config/i386/i386.c (ix86_function_regparm): Process local
6599 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6601 2007-05-07 Mike Stump <mrs@apple.com>
6603 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6604 also checks for and while statements in C++.
6606 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6608 * gcc.c (at_file_supplied): New variable.
6609 (main): Set it if we expanded argv.
6610 (do_spec_1): Pass an @-file to the linker if we were called with
6611 an @-file argument and HAVE_GNU_LD.
6612 * collect2.c (at_file_supplied): New variable.
6613 (response_file): New variable.
6614 (collect_exit): Unlink response_file if necessary.
6615 (handler): Likewise.
6616 (do_wait): Likewise.
6617 (main): Set at_file_supplied if we expanded argv.
6618 (collect_execute): Pass an @-file to subprocesses if we were called
6619 with an @-file argument.
6620 * configure.ac: Add define for HAVE_GNU_LD.
6621 * configure: Regenerate.
6622 * config.in: Regenerate.
6624 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6626 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6632 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6634 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6635 (TARGET_ENCODE_SECTION_INFO): Re-define.
6636 (m32c_encode_section_info): New
6637 (function_vector_handler): New
6638 (current_function_special_page_vector): New
6639 (m32c_special_page_vector_p): New.
6640 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6642 * config/m32c/jump.md: Added instruction JSRS for functions
6643 with attribute "function_vector".
6644 * doc/extend.texi (function_vector): Added description
6645 for M16C, M32C targets.
6647 2007-05-07 DJ Delorie <dj@redhat.com>
6650 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6651 ashrpsi3, lshrpsi3): Update shift count constraint.
6653 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6654 Nathan Froyd <froydnj@codesourcery.com>
6657 * c-incpath.c (add_path): Strip trailing path separators.
6659 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6661 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6662 Free dominance info before purging EH edges.
6663 (eliminate_degenerate_phis): Likewise.
6664 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6666 2007-05-07 Jan Hubicka <jh@suse.cz>
6668 * gimplify.c (gimplify_expr): Do not crash when folding
6669 (void *)(int)&a + 4.
6671 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6674 * c-opts.c (lang_fortran): Make it non static.
6675 * c-common.h (lang_fortran): New prototype.
6676 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6677 -lang-fortran option was passed by the driver.
6679 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6681 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6682 of ASSERT_CHECKING. Tweak message.
6684 2007-05-06 Revital Eres <eres@il.ibm.com>
6687 * loop-unroll.c (insert_var_expansion_initialization):
6688 Initialize the expansions with -zero instead of +zero.
6690 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6692 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6693 into pic and non-pic versions. Mark r19 as used for
6694 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6695 for tgd_load, tld_load and tie_load .
6696 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6697 version of tgd_load, tld_load and tie_load depending on the
6700 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6701 Jakub Jelinek <jakub@redhat.com>
6703 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6704 (__do_global_dtors_aux): Use more paranoid loop to run
6705 destructors if HIDDEN_DTOR_LIST_END.
6706 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6708 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6710 * varasm.c (align_variable): Don't increase alignment for
6711 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6712 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6714 2007-05-04 Josh Conner <jconner@apple.com>
6716 * basic-block.h (cdi_direction): Assign values to all enumeration
6718 (dom_computed): Remove.
6719 (dom_info_state): New.
6720 (set_dom_info_availability): New.
6721 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6722 walk_data.dom_direction.
6723 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6724 instead of dom_computed[].
6725 (split_edge): Likewise.
6726 (create_basic_block): Likewise.
6727 (merge_blocks): Likewise.
6728 * ifcvt.c (find_if_header): Likewise.
6729 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6730 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6731 * tree-ssa.c (verify_ssa): Likewise.
6732 * tree-cfg.c (tree_verify_flow_info): Likewise.
6733 (remove_edge_and_dominated_blocks): Likewise.
6734 * dominance.c (dom_computed): Make static.
6735 (calc_dfs_tree_nonrec): Change third param to a bool.
6736 (calc_dfs_tree): Change second param to a bool.
6737 (calc_idioms): Change second param to a bool. Use
6738 dom_convert_dir_to_idx.
6739 (init_dom_info): Validate dir before using.
6740 (dom_convert_dir_to_idx): New.
6741 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6742 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6743 (free_dominance_info): Use dom_convert_dir_to_idx.
6744 (get_immediate_dominator): Likewise.
6745 (set_immediate_dominator): Likewise.
6746 (get_dominated_by): Likewise.
6747 (redirect_immediate_dominators): Likewise.
6748 (nearest_common_denominator): Likewise.
6749 (dominated_by_p): Likewise.
6750 (bb_dom_dfs_in): Likewise.
6751 (bb_dom_dfs_out): Likewise.
6752 (recount_dominator): Likewise.
6753 (iterate_fix_dominators): Likewise.
6754 (add_to_dominance_info): Likewise.
6755 (delete_from_dominance_info): Likewise.
6756 (first_dom_son): Likewise.
6757 (next_dom_son): Likewise.
6758 (dom_info_available_p): Likewise.
6759 (dom_info_state): New.
6760 (set_dom_info_availability): New.
6762 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6764 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6766 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6768 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6770 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6771 (subdi3, subdi_carry): Delete.
6773 2007-05-04 Jan Hubicka <jh@suse.cz>
6774 Richard Guenther <rguenther@suse.de>
6776 * opts.c (decode_options): Do not fiddle with inlining
6777 parameters in case of optimizing for size.
6778 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6779 for size do nothing.
6780 (cgraph_decide_inlining_of_small_function): When optimizing for
6781 size never inline functions increasing caller size.
6782 (cgraph_early_inlining): Inline for size when optimizing for size.
6784 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6786 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6787 logical operations piecewise.
6788 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6789 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6790 subdi_sesidi_di): Delete.
6791 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6792 the generated sequence. Allow three-reg add in constraints. Rewrite
6793 the rtl expression for carry to avoid zero_extend of a constant.
6794 (sub_with_carry): New pattern.
6795 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6796 different sequence not involving jumps.
6797 (notbi): Now a named pattern.
6799 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6801 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6802 Add the note about a significant loss of accuracy of some
6803 mathematical routines when these options are used.
6805 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6807 * haifa-sched.c (rtx_vec_t): New typedef.
6808 (contributes_to_priority_p): Extract piece of priority () into new
6810 (priority): Use the function. Add assertion.
6811 (rank_for_schedule, set_priorities): Add assertion to check that
6812 insn's priority is initialized.
6813 (clear_priorities, calc_priorities): Change signature. Make it update
6814 all relevant insns. Update all callers ('add_to_speculative_block ()'
6815 and 'create_block_check_twin ()').
6816 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6817 Add new field 'priority_status'.
6818 (INSN_PRIORITY_STATUS): New macro.
6819 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6821 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6823 * sched-ebb.c (debug_ebb_dependencies): New static function.
6824 (init_ready_list): Use it.
6826 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6827 with changed signature and 'debug_rgn_dependencies ()'.
6828 (debug_rgn_dependencies): New static function.
6829 (init_ready_list): Use it.
6831 * sched-int.h (debug_dependencies): Declare.
6833 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6835 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6837 2007-05-04 Dirk Mueller <dmueller@suse.de>
6839 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6841 2007-05-03 Jan Hubicka <jh@suse.cz>
6843 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6844 ((T1)X op (T1)Y), for pointer type in more cases than before.
6846 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6848 * tree-object-size.c (plus_expr_object_size): When operand size is
6849 unknown, return unknown.
6851 2007-05-03 Dirk Mueller <dmueller@suse.de>
6853 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6855 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6858 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6860 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6862 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6864 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6866 * config/soft-fp/double.h, config/soft-fp/extended.h,
6867 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6868 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6869 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6870 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6873 2007-05-03 Ian Lance Taylor <iant@google.com>
6875 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6876 MASK_PPC_GFXOPT for 8540 or 8548.
6878 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6880 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6881 vect_print_dump_info() to output debug information.
6883 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6886 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6887 operands of size 2 when operand is not MEM_P.
6889 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6891 PR tree-optimization/30565
6892 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6894 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6896 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6897 (umulsi3_highpart): Use them.
6898 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6899 for final accumulator to D regisster tranfser.
6901 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6903 PR tree-optimization/31699
6904 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6906 (vect_enhance_data_refs_alignment): Compute peel amount using
6907 TYPE_VECTOR_SUBPARTS instead of vf.
6908 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6910 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6913 * system.h: Remove inclusion of double-int.h
6914 * tree.h: Include double-int.h
6915 * gengtype.c: Likewise
6916 * cfgloop.h: Likewise
6917 * Makefile.in: Adjust dependencies on double-int.h
6919 2007-05-02 Eric Christopher <echristo@apple.com>
6921 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6922 -shared to -Zdynamiclib.
6924 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6927 * c-common.c (strip_pointer_or_array_types): New function.
6928 * c-common.h (strip_pointer_or_array_types): New function declaration.
6930 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6932 PR tree-optimization/31771
6933 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6935 2007-05-02 Paul Brook <paul@codesourcery.com>
6937 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6939 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6942 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6945 2007-05-02 Nick Clifton <nickc@redhat.com>
6947 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6949 2007-05-02 Richard Guenther <rguenther@suse.de>
6951 PR tree-optimization/31146
6952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6953 argument, single_use_p. If we have a single use that is
6954 a conversion to the definition rhs type, propagate that rhs.
6955 (forward_propagate_addr_expr): Pass single_use_p argument
6956 to forward_propagate_addr_expr_1.
6958 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6960 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6963 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6965 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6966 'AMD Family 10 core'.
6968 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6970 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6971 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6972 with SSE3 instruction set support.
6973 * doc/invoke.texi: Likewise.
6975 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6977 * config/i386/i386.c (override_options): Tuning 32-byte loop
6978 alignment for amdfam10 architecture. Increasing the max loop
6979 alignment to 24 bytes.
6981 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6983 * config/m68k/constraints.md: New.
6984 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6985 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6986 EXTRA_CONSTRAINT): Remove.
6987 * config/m68k/m68k.md: Include constraints.md.
6988 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6990 2007-05-01 Ian Lance Taylor <iant@google.com>
6992 PR tree-optimization/31739
6993 * tree-vrp.c (vrp_val_is_max): New static function.
6994 (vrp_val_is_min): New static function.
6995 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6997 (set_value_range): Use vrp_val_is_{max,min}.
6998 (extract_range_from_assert): Likewise.
6999 (extract_range_from_binary_expr): Likewise.
7000 (extract_range_from_unary_expr): Likewise.
7001 (dump_value_range, vrp_meet): Likewise.
7002 (vrp_visit_phi_node): Likewise.
7003 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7005 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7007 * config/i386/gmon-sol2.c (size_t): New type.
7008 (intptr_t): Likewise.
7009 (s_textsize): Declare as size_t.
7011 (monstartup): Use size_t for sizes.
7012 (_mcount): Save and restore registers.
7013 (internal_mcount): Pass 0 as the first argument to monstartup
7015 (moncontrol): Convert pointer to appropriately sized integer
7016 before passing to profil.
7018 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7020 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7021 __NO_FPRS__, not just if _SOFT_DOUBLE.
7022 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7023 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7024 also for E500 double.
7025 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7026 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7029 2007-05-01 Richard Guenther <rguenther@suse.de>
7031 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7034 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7036 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7038 2007-05-01 Jan Hubicka <jh@suse.cz>
7040 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7043 2007-05-01 Jan Hubicka <jh@suse.cz>
7045 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7046 (maybe_fold_offset_to_reference): Declare.
7047 * fold-const.c (fold_unary): Do not fold
7048 (type *)&A into &A->field_of_type_and_offset_0
7049 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7050 size is unknown, give up.
7051 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7053 (maybe_fold_offset_to_reference): New.
7054 (maybe_fold_stmt_indirect): Use it.
7055 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7056 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7058 (gimplify_expr): Likewise for plus_expr.
7060 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7062 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7063 bsi_after_labels. Always insert statements before bsi.
7064 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7065 * predict.c (apply_return_prediction): Check for empty blocks.
7066 * cfgexpand.c (lab_rtx_for_bb): New variable.
7067 (label_rtx_for_bb): Do not create new tree labels.
7068 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7069 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7070 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7072 (label_for_bb): Add field used.
7073 (update_eh_label, main_block_label): Mark the label used.
7074 (cleanup_dead_labels): Remove unused labels.
7076 2007-05-01 Richard Guenther <rguenther@suse.de>
7078 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7079 if it is not about to be set.
7080 (get_value_range): Do not pre-allocate equiv bitmap.
7081 (update_value_range): No need to clear equiv field.
7082 (add_equivalence): Change prototype to get bitmap pointer.
7083 Allocate bitmap here if it is not already.
7084 (extract_range_from_assert): Do not allocate bitmap here.
7085 Update callers to add_equivalence.
7086 (extract_range_from_ssa_name): Likewise.
7087 (get_vr_for_comparison): New static helper.
7088 (compare_name_with_value): Handle NULL equiv bitmap by
7089 peeling the first iteration of the comparison loop.
7090 Use get_vr_for_comparison.
7091 (compare_names): Handle NULL equiv bitmaps by using fake
7092 ones. Use get_vr_for_comparison.
7094 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7096 * double-int.c (mpz_set_double_int): Moved from
7097 tree-ssa-loop-niter.c.
7098 (mpz_get_double_int): Likewise; also, add option to wrap
7099 out-of-range integers.
7100 * double-int.h: New prototypes for above.
7101 * tree.c (get_static_type_bounds): Moved from
7102 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7103 TYPE_MAX_VALUE if they exist..
7104 * tree.h: New prototype for above.
7105 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7106 get_type_bounds calls.
7107 (mpz_set_double_int): Move to double-int.c.
7108 (get_type_bounds): Move to tree.c, rename to
7109 get_static_type_bounds.
7110 (mpz_to_double_int): Move to double-int.c, rename to
7113 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7115 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7116 DIV0 exception can fall through to a normal return.
7118 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7122 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7123 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7124 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7125 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7126 initialize align to silence bogus warning.
7127 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7128 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7130 (struct sra_walk_fns): Remove use_all parameter from use.
7131 (sra_hash_tree): Handle BIT_FIELD_REFs.
7132 (sra_elt_hash): Don't hash bitfld blocks.
7133 (sra_elt_eq): Skip them in parent compares as well. Handle
7135 (sra_walk_expr): Don't maintain or pass down use_all_p.
7136 (scan_use): Remove use_all parameter.
7137 (scalarize_use): Likewise. Re-expand assignment to
7138 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7139 output, and re-scalarize after output. Don't mark anything
7141 (scalarize_ldst): Adjust.
7142 (scalarize_walk_gimple_modify_statement): Likewise.
7143 (build_element_name_1): Handle BIT_FIELD_REFs.
7144 (instantiate_element): Don't warn for any element whose parent
7146 (instantiate_missing_elements_1): Return the sra_elt.
7147 (canon_type_for_field): New.
7148 (try_instantiate_multiple_fields): New.
7149 (instantiate_missing_elemnts): Use them.
7150 (mark_no_warning): Removed.
7151 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7152 (REPLDUP, sra_build_elt_assignment): New.
7153 (generate_copy_inout): Use them.
7154 (generate_element_copy): Likewise. Handle bitfld differences.
7155 (generate_element_zero): Don't recurse for blocks. Use
7156 sra_build_elt_assignment.
7157 (generate_one_element_int): Take elt instead of var. Use
7158 sra_build_elt_assignment.
7159 (generate_element_init_1): Adjust.
7160 (scalarize_use, scalarize_copy): Use REPLDUP.
7161 (scalarize_ldst): Move assert before dereference.
7162 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7164 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7167 * tree.c (reconstruct_complex_type): Reconstruct a reference
7169 Also use the same mode for the pointer as the old pointer type.
7171 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7173 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7176 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7178 PR rtl-optimization/31676
7179 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7180 (df_refs_record): Call it.
7182 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7184 * rtl.def (SS_ABS): New code.
7185 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7186 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7187 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7188 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7189 (bfin_init_builtins): Define them.
7190 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7191 (bfin_expand_builtin): ... and handle the others here.
7192 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7193 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7194 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7195 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7196 operand is only HImode.
7198 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7200 * regclass.c (scan_one_insn): Remove splitting of
7203 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7204 Nigel Stephens <nigel@mips.com>
7206 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7208 2007-04-28 Jan Hubicka <jh@suse.cz>
7210 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7211 insn_locators_alloc instead of insn_locators_initialize;
7212 call reset_block_changes.
7213 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7214 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7215 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7216 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7217 * config/score/score.c (th_output_mi_thunk): Likewise.
7218 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7219 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7220 tolerate uninitialized locator info.
7223 * function.c (init_function_start): Don't init line number info.
7224 (expand_function_end): Update.
7225 (reset_block_changes, record_block_change, finalize_block_changes,
7226 check_block_change, free_block_changes): Kill.
7227 * function.h (reset_block_changes, record_block_change,
7228 finalize_block_changes, check_block_change, free_block_changes):
7230 (struct function): Remove ib_boundaries_block.
7231 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7232 Use curr_insn_locator to initialize locator.
7233 (emit_line_note): Remove.
7234 * cfgexpand.c (expand_gimple_cond_expr): Update.
7235 (construct_exit_block): Likewise.
7236 (tree_expand_cfg): Initialize/finalize locators.
7237 * expr.c (expand_expr_real): Update.
7238 * cfglayout.c (line_locators_locs, line_locators_lines,
7239 file_locators_locs, file_locators_files): Remove.
7240 (set_block_levels): Move to cfgexpand.c.
7241 (insn_locators_initialize): Remove.
7242 (pass_insn_locators_initialize): Remove.
7243 (locations_locators_locs, locations_locators_vals): New static vars.
7244 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7246 (insn_locators_alloc, insn_locators_finalize,
7247 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7249 (locator_location): New.
7250 (locator_line, locator_file): Rewrite.
7251 * rtl.h (emit_line_note): Kill.
7252 (insn_locators_alloc, insn_locators_finalize,
7253 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7255 * tree-inline.c (initialize_cfun): Do not initialize
7256 ib_boundaries_block.
7257 * passes.c (pass_insn_locators_initialize): Remove.
7259 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7261 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7262 info. Update last_basic_block correctly.
7264 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7267 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7268 register itself to hold the offset constant. Tell flow the use
7269 of r4 and r5 when they are used.
7271 2007-04-27 Richard Guenther <rguenther@suse.de>
7273 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7274 if we simplified anything.
7275 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7276 warnings until we did a simplification and the stmt was not
7277 marked as TREE_NO_WARNING.
7279 2007-04-27 Mike Stump <mrs@apple.com>
7281 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7283 2007-04-27 Ian Lance Taylor <iant@google.com>
7286 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7287 TYPE_MAX_VALUE exist, convert them to the new type.
7289 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7291 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7292 if it claims to be available.
7293 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7295 (perform_tree_ssa_dce): Always free postdominators.
7297 2007-04-27 Richard Henderson <rth@redhat.com>
7299 * config/alpha/predicates.md (aligned_memory_operand): Mark
7300 as define_special_predicate.
7301 (unaligned_memory_operand, normal_memory_operand): Likewise.
7302 (reg_or_unaligned_mem_operand): Remove.
7303 (any_memory_operand): Match the documentation and check for
7304 non-renumbered pseudos during reload.
7305 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7306 alpha_secondary_reload_class, update to new interface, make static.
7307 Handle CQImode like HImode. Remove FP subreg check.
7308 (alpha_expand_mov): Use replace_equiv_address.
7309 (alpha_expand_mov_nobwx): Use any_memory_operand.
7310 (TARGET_SECONDARY_RELOAD): New.
7311 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7312 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7313 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7314 * config/alpha/alpha.md: ... here.
7315 (RELOAD12, reloadmode): New.
7317 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7318 Don't handle the aligned case here.
7319 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7320 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7321 reload_inhi_help. Don't expect a scratch register.
7322 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7324 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7326 2007-04-27 Richard Guenther <rguenther@suse.de>
7328 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7330 2007-04-27 Richard Guenther <rguenther@suse.de>
7332 PR tree-optimization/30965
7333 PR tree-optimization/30978
7334 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7335 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7336 (find_equivalent_equality_comparison): Likewise.
7337 (simplify_cond): Likewise.
7338 (get_prop_source_stmt): New helper.
7339 (get_prop_dest_stmt): Likewise.
7340 (can_propagate_from): Likewise.
7341 (remove_prop_source_from_use): Likewise.
7342 (combine_cond_expr_cond): Likewise.
7343 (forward_propagate_comparison): New function.
7344 (forward_propagate_into_cond): Rewrite to use fold for
7346 (tree_ssa_forward_propagate_single_use_vars): Call
7347 forward_propagate_comparison to propagate comparisons.
7349 2007-04-27 Richard Guenther <rguenther@suse.de>
7351 PR tree-optimization/31715
7352 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7353 sure to do computation on the offset in an appropriate
7356 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7358 * reload.h (elimination_target_reg_p): Declare.
7359 * reload.c (find_reloads): Don't apply the reg_rtx move
7360 optimization if the SET_DEST satisfies elimination_target_reg_p.
7361 * reload1.c (elimination_target_reg_p): New function.
7362 (gen_reload): In the move/add2 fallback, make sure that op0
7363 does not overlap the destination register.
7365 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7367 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7368 transform only GIMPLE_MODIFY_STMTs.
7369 * tree-complex.c (expand_complex_operations_1): Ditto.
7370 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7371 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7372 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7374 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7375 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7376 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7377 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7378 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7379 slpeel_add_loop_guard): Ditto.
7380 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7381 * lambda-code.c (perfect_nestify): Ditto.
7382 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7383 before the first statement.
7384 * tree-optimize.c (execute_free_datastructures): Fix comments.
7385 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7386 * tree-flow.h (disband_implicit_edges): Declaration removed.
7387 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7389 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7390 COND_EXPRs without gotos.
7391 (disband_implicit_edges, has_label_p): Removed.
7392 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7393 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7395 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7397 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7398 also for COND_EXPRs.
7399 * cfgexpand.c (label_rtx_for_bb): New function.
7400 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7401 Use label_rtx_for_bb to find the labels.
7402 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7403 last block. Detect fallthru edges.
7405 2007-04-26 Ian Lance Taylor <iant@google.com>
7408 * reload.c (find_reloads_subreg_address): If the address was valid
7409 in the original mode but not in the new mode, reload the whole
7412 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7414 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7415 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7416 (cleanup_control_expr_graph): Do not invalidate dominance info.
7417 Record altered blocks.
7418 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7419 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7420 cleanup_tree_cfg_bb): New functions.
7421 (remove_forwarder_block): Do not maintain the worklist of blocks.
7422 Record altered blocks.
7423 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7425 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7426 delete_unreachable_blocks if dominators are not available.
7427 * tree-inline.c (optimize_inline_calls): Free dominance information
7429 * tree-flow.h (remove_edge_and_dominated_blocks,
7430 cfgcleanup_altered_bbs): Altered.
7431 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7433 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7435 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7436 do not invalidate dominators.
7438 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7440 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7441 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7442 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7443 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7445 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7447 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7449 2007-04-26 Richard Guenther <rguenther@suse.de>
7451 PR tree-optimization/31703
7452 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7453 the right type for the target of the bittest.
7455 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7457 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7458 ix86_sol10_return_in_memory.
7460 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7462 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7465 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7468 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7470 PR tree-optimization/30558
7471 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7472 clear this_state.prev_try.
7474 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7475 Mark Mitchell <mark@codesourcery.com>
7477 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7478 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7479 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7481 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7484 * doc/invoke.texi (%:print-asm-header): Document.
7485 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7487 (static_spec_functions): Add print-asm-header.
7488 (main): Print a banner before the --target-help linker options.
7489 (print_asm_header_spec_function): New function.
7491 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7494 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7495 (movsf_ie): Likewise.
7497 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7499 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7501 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7503 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7504 exception for divide-by-zero.
7505 (__umodsi3, __modsi3): Likewise.
7507 2007-04-25 Dirk Mueller <dmueller@suse.de>
7509 * c-typeck.c (build_compound_expr): Annotate warning()
7510 call with OPT_Wunused_value.
7511 * tree-ssa.c (warn_uninit): Annotate warning with
7513 * c-common.c (handle_sentinel_attribute): Annotate warning
7514 call with OPT_Wattributes.
7516 2007-04-25 Thiemo Seufer <ths@mips.com>
7518 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7520 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7521 on to the assembler. Improve handling of -mno-mips16. Add handling
7522 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7523 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7524 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7525 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7527 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7530 * config/i386/winnt.c (i386_pe_file_end): Strip only
7531 USER_LABEL_PREFIX when writing export name.
7533 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7535 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7536 sh/elf.h, vx-common.h and vxworks.h.
7537 * config/sh/sh.h: Include config/vxworks-dummy.h.
7538 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7539 (OVERRIDE_OPTIONS): Use it.
7540 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7541 (vxworks_picreg): New pattern.
7542 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7543 VXWORKS_OS_CPP_BUILTINS.
7544 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7545 to their VXWORKS_* equivalents.
7546 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7547 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7548 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7549 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7550 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7551 -mrtp/-fPIC multilibs.
7552 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7553 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7554 (MULTILIB_OSDIRNAMES): Delete.
7556 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7559 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7561 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7563 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7564 rounding mode to be specified by the caller.
7565 (real_to_mpfr) Likewise.
7566 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7567 include new arguments.
7568 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7570 2007-04-24 Ian Lance Taylor <iant@google.com>
7572 PR tree-optimization/31605
7573 * tree-vrp.c (set_value_range): Check that min and max are not
7574 both overflow infinities.
7575 (set_value_range_to_value): New static function.
7576 (extract_range_from_binary_expr): Call set_value_range_to_value.
7577 (extract_range_from_cond_expr): Likewise.
7578 (extract_range_from_expr): Likewise.
7579 (extract_range_from_unary_expr): Likewise. Don't create a range
7580 which overflows on both sides.
7581 (vrp_meet): Check for a useless range.
7582 (vrp_visit_phi_node): If we see a constant which looks like an
7583 overflow infinity, turn off the TREE_OVERFLOW flag.
7585 2007-04-24 Ian Lance Taylor <iant@google.com>
7587 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7589 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7592 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7593 diagnostic message is being built.
7594 * tree-pretty-print.c (dump_generic_node): Only write the
7595 formatted text into BUFFER's stream if we are not building a
7597 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7599 * Makefile.in (toplev.o): Depend on tree-pass.h.
7601 2007-04-24 Ian Lance Taylor <iant@google.com>
7603 PR tree-optimization/31602
7604 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7605 conditionals in the copied loop header.
7606 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7607 warnings if TREE_NO_WARNING is set.
7608 * doc/invoke.texi (Warning Options): Clarify that
7609 -Wstrict-overflow does not warn about loops.
7611 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7613 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7614 expand on the comment about _Decimal128 arguments and check the
7615 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7616 that _Decimal128 argument uses even/odd register pair.
7617 (function_arg): Ditto.
7619 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7621 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7622 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7624 2007-04-24 Richard Guenther <rguenther@suse.de>
7625 Olga Golovanevsky <olga@il.ibm.com>
7627 * fold-const.c (multiple_of_p): Check for bottom
7630 2007-04-24 Richard Henderson <rth@redhat.com>
7632 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7633 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7634 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7635 looking for non-zero bits shifted out. Avoid a recursive call
7636 when constructing the scalar.
7637 (__floatundisf): Likewise.
7639 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7641 * dwarf2out.c (field_byte_offset): Move the existing logic
7642 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7643 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7645 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7648 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7649 length argument of 0 for memset.
7650 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7651 unsigned shift instead of the signed variant.
7653 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7655 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7656 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7657 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7658 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7659 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7660 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7661 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7662 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7663 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7664 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7665 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7666 "mul<mode>3", "div<mode>3"): Insn definitions added.
7667 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7668 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7669 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7670 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7671 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7672 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7673 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7674 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7675 TARGET_FLOAT_FORMAT): Macro definitions removed.
7676 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7677 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7678 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7679 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7680 (s390_gen_rtx_const_DI): Function removed.
7681 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7683 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7685 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7686 over an external ffs function.
7688 2007-04-24 Chao-ying Fu <fu@mips.com>
7689 Richard Sandiford <richard@nildram.co.uk>
7691 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7692 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7693 (smadd_widen_optab, umadd_widen_optab): Define.
7694 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7696 * genopinit.c (optabs): Fill in smadd_widen_optab and
7698 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7699 and umadd_widen_optab to implement multiply-add sequences.
7700 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7701 (<u>maddsidi4): ...this. Extend condition to include
7702 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7703 of operand 0 to "ka" and use the three-operand form of madd<u>
7705 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7707 * config/mips/constraints.md (ka): New register constraint.
7709 2007-04-24 Jan Hubicka <j@suse.cz>
7713 2007-04-23 Jan Hubicka <jh@suse.cz>
7714 * function.c (init_function_start): Don't init line number info.
7715 (expand_function_end): Update.
7716 (reset_block_changes, record_block_change, finalize_block_changes,
7717 check_block_change, free_block_changes): Kill.
7718 * function.h (reset_block_changes, record_block_change,
7719 finalize_block_changes, check_block_change, free_block_changes):
7721 (struct function): Remove ib_boundaries_block.
7722 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7723 Use curr_insn_locator to initialize locator.
7724 (emit_line_note): Remove.
7725 * cfgexpand.c (expand_gimple_cond_expr): Update.
7726 (construct_exit_block): Likewise.
7727 (tree_expand_cfg): Initialize/finalize locators.
7728 * expr.c (expand_expr_real): Update.
7729 * cfglayout.c (line_locators_locs, line_locators_lines,
7730 file_locators_locs, file_locators_files): Remove.
7731 (set_block_levels): Move to cfgexpand.c.
7732 (insn_locators_initialize): Remove.
7733 (pass_insn_locators_initialize): Remove.
7734 (locations_locators_locs, locations_locators_vals): New static vars.
7735 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7737 (insn_locators_alloc, insn_locators_finalize,
7738 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7740 (locator_location): New.
7741 (locator_line, locator_file): Rewrite.
7742 * rtl.h (emit_line_note): Kill.
7743 (insn_locators_alloc, insn_locators_finalize,
7744 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7746 * tree-inline.c (initialize_cfun): Do not initialize
7747 ib_boundaries_block.
7748 * passes.c (pass_insn_locators_initialize): Remove.
7750 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7752 * doc/invoke.texi: Removed leading '-' from option index entries.
7754 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7756 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7758 (create_phi_node): Use set_phi_nodes.
7759 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7760 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7761 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7762 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7763 (bsi_start, bsi_last): Use bb_stmt_list.
7764 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7765 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7766 Traverse the statements using tsi iterator.
7767 * basic-block.h (struct basic_block_def): Fields stmt_list
7768 and phi_nodes moved to ...
7769 (struct tree_bb_info): ... new structure.
7770 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7771 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7772 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7773 (tree_verify_flow_info): Verify that il.tree is not set for
7774 entry and exit block.
7775 (tree_split_block): Use set_bb_stmt_list.
7777 2007-04-23 Mike Stump <mrs@apple.com>
7779 * config/i386/i386.c (ix86_tune_features
7780 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7783 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7785 * config/i386/i386.md (prefix_extra): New attribute.
7786 (length): Add prefix_extra.
7788 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7789 (sse2_movntv2di): Likewise.
7790 (sse2_cvtps2dq): Likewise.
7791 (sse2_cvtpd2pi): Likewise.
7792 (sse2_cvttpd2pi): Likewise.
7793 (*sse2_cvtpd2ps): Likewise.
7794 (*add<mode>3): Likewise.
7795 (sse2_ssadd<mode>3): Likewise.
7796 (sse2_usadd<mode>3): Likewise.
7797 (*sub<mode>3): Likewise.
7798 (sse2_sssub<mode>3): Likewise.
7799 (sse2_ussub<mode>3): Likewise.
7800 (*mulv8hi3): Likewise.
7801 (*smulv8hi3_highpart): Likewise.
7802 (*umulv8hi3_highpart): Likewise.
7803 (sse2_umulv2siv2di3): Likewise.
7804 (sse2_pmaddwd): Likewise.
7805 (ashr<mode>3): Likewise.
7806 (lshr<mode>3): Likewise.
7807 (ashl<mode>3): Likewise.
7808 (sse2_ashlti3): Likewise.
7809 (sse2_lshrti3): Likewise.
7810 (*umaxv16qi3): Likewise.
7811 (*smaxv8hi3): Likewise.
7812 (*uminv16qi3): Likewise.
7813 (*sminv8hi3): Likewise.
7814 (sse2_eq<mode>3): Likewise.
7815 (sse2_gt<mode>3): Likewise.
7816 (*and<mode>3): Likewise.
7817 (sse2_nand<mode>3): Likewise.
7818 (*ior<mode>3): Likewise.
7819 (*xor<mode>3): Likewise.
7820 (sse2_packsswb): Likewise.
7821 (sse2_packssdw): Likewise.
7822 (sse2_packuswb): Likewise.
7823 (sse2_punpckhbw): Likewise.
7824 (sse2_punpcklbw): Likewise.
7825 (sse2_punpckhwd): Likewise.
7826 (sse2_punpcklwd): Likewise.
7827 (sse2_punpckhdq): Likewise.
7828 (sse2_punpckldq): Likewise.
7829 (sse2_punpckhqdq): Likewise.
7830 (sse2_punpcklqdq): Likewise.
7831 (*sse2_pinsrw): Likewise.
7832 (*sse2_pextrw): Likewise.
7833 (sse2_pshufd_1): Likewise.
7834 (sse2_uavgv16qi3): Likewise.
7835 (sse2_uavgv8hi3): Likewise.
7836 (sse2_psadbw): Likewise.
7837 (sse2_pmovmskb): Likewise.
7838 (*sse2_maskmovdqu): Likewise.
7839 (*sse2_maskmovdqu_rex64): Likewise.
7840 (sse4a_extrqi): Likewise.
7841 (sse4a_extrq): Likewise.
7842 (sse3_lddqu): Set prefix_rep.
7843 (sse3_addsubv4sf3): Likewise.
7844 (sse3_haddv4sf3): Likewise.
7845 (sse3_hsubv4sf3): Likewise.
7846 (sse_cvtss2si): Likewise.
7847 (sse_cvtss2si_2): Likewise.
7848 (sse_cvtss2siq): Likewise.
7849 (sse_cvtss2siq_2): Likewise.
7850 (sse_cvttss2si): Likewise.
7851 (sse_cvttss2siq): Likewise.
7852 (sse2_cvttps2dq): Likewise.
7853 (sse3_movshdup): Likewise.
7854 (sse3_movsldup): Likewise.
7855 (sse2_cvtsd2si): Likewise.
7856 (sse2_cvtsd2si_2): Likewise.
7857 (sse2_cvtsd2siq): Likewise.
7858 (sse2_cvtsd2siq_2): Likewise.
7859 (sse2_cvttsd2si): Likewise.
7860 (sse2_cvttsd2siq): Likewise.
7861 (*sse2_cvtpd2dq): Likewise.
7862 (*sse2_cvttpd2dq): Likewise.
7863 (sse2_pshuflw_1): Likewise.
7864 (sse2_pshufhw_1): Likewise.
7865 (sse4a_insertqi): Likewise.
7866 (sse4a_insertq): Likewise.
7867 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7868 (ssse3_phadddv4si3): Likewise.
7869 (ssse3_phaddswv8hi3): Likewise.
7870 (ssse3_phsubwv8hi3): Likewise.
7871 (ssse3_phsubdv4si3): Likewise.
7872 (ssse3_phsubswv8hi3): Likewise.
7873 (ssse3_pmaddubswv8hi3): Likewise.
7874 (ssse3_pmulhrswv8hi3): Likewise.
7875 (ssse3_pshufbv16qi3): Likewise.
7876 (ssse3_psign<mode>3): Likewise.
7877 (ssse3_palignrti): Likewise.
7878 (abs<mode>2): Likewise.
7879 (ssse3_phaddwv4hi3): Set prefix_extra.
7880 (ssse3_phadddv2si3): Likewise.
7881 (ssse3_phaddswv4hi3): Likewise.
7882 (ssse3_phsubwv4hi3): Likewise.
7883 (ssse3_phsubdv2si3): Likewise.
7884 (ssse3_phsubswv4hi3): Likewise.
7885 (ssse3_pmaddubswv4hi3): Likewise.
7886 (ssse3_pmulhrswv4hi3): Likewise.
7887 (ssse3_pshufbv8qi3): Likewise.
7888 (ssse3_psign<mode>3): Likewise.
7889 (ssse3_palignrdi): Likewise.
7890 (abs<mode>2): Likewise.
7891 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7892 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7893 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7895 2007-04-23 Nick Clifton <nickc@redhat.com>
7897 * params.def: Fix formatting of emacs local variables.
7899 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7901 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7902 move if inter-unit move isn't allowed.
7903 Don't split moving the first element of V2DI to DI to inter-unit
7904 move if inter-unit move isn't allowed.
7906 2007-04-23 Richard Guenther <rguenther@suse.de>
7908 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7909 and CDI_POST_DOMINATORS separately.
7911 2007-04-23 Nick Clifton <nickc@redhat.com>
7913 * c.opt (Wformat-contains-nul): Add warning attribute.
7915 2007-04-23 Jan Hubicka <jh@suse.cz>
7917 * function.c (init_function_start): Don't init line number info.
7918 (expand_function_end): Update.
7919 (reset_block_changes, record_block_change, finalize_block_changes,
7920 check_block_change, free_block_changes): Kill.
7921 * function.h (reset_block_changes, record_block_change,
7922 finalize_block_changes, check_block_change, free_block_changes):
7924 (struct function): Remove ib_boundaries_block.
7925 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7926 Use curr_insn_locator to initialize locator.
7927 (emit_line_note): Remove.
7928 * cfgexpand.c (expand_gimple_cond_expr): Update.
7929 (construct_exit_block): Likewise.
7930 (tree_expand_cfg): Initialize/finalize locators.
7931 * expr.c (expand_expr_real): Update.
7932 * cfglayout.c (line_locators_locs, line_locators_lines,
7933 file_locators_locs, file_locators_files): Remove.
7934 (set_block_levels): Move to cfgexpand.c.
7935 (insn_locators_initialize): Remove.
7936 (pass_insn_locators_initialize): Remove.
7937 (locations_locators_locs, locations_locators_vals): New static vars.
7938 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7940 (insn_locators_alloc, insn_locators_finalize,
7941 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7943 (locator_location): New.
7944 (locator_line, locator_file): Rewrite.
7945 * rtl.h (emit_line_note): Kill.
7946 (insn_locators_alloc, insn_locators_finalize,
7947 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7949 * tree-inline.c (initialize_cfun): Do not initialize
7950 ib_boundaries_block.
7951 * passes.c (pass_insn_locators_initialize): Remove.
7953 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7956 * expr.c (reduce_to_bit_field_precision): Handle
7959 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7961 PR tree-optimization/24659
7962 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7963 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7964 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7965 * genopinit.c (optabs): Rename vec_pack_mod_optab
7966 to vec_pack_trunc_optab.
7967 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7968 early for scalar floating point operands for NOP_EXPR.
7969 (vectorizable_type_promotion): Ditto.
7970 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7971 vec_pack_trunc_optab.
7972 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7974 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7975 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7976 Rename from VEC_PACK_MOD_EXPR.
7977 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7978 * expr.c (expand_expr_real_1): Ditto.
7979 * tree-inline.c (estimate_num_insns_1): Ditto.
7980 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7982 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7983 (vec_unpacks_lo_v4sf): Ditto.
7984 (vec_pack_trunc_v2df): Ditto.
7985 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7986 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7987 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7989 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7991 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7993 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7994 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7995 packing of floating point operands.
7996 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7997 represent unpacking of floating point operands.
7998 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7999 [vec_unpacks_hi]: Ditto.
8000 [vec_unpacks_lo]: Ditto.
8002 2007-04-22 Jan Hubicka <jh@suse.cz>
8004 * final.c (rest_of_handle_final): Call
8005 targetm.asm_out.constructor/targetm.asm_out.destructor
8006 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8007 proper priority via decl_*_priority_insert.
8008 * c-common.c (c_expand_body): Likewise.
8010 2007-04-22 Richard Guenther <rguenther@suse.de>
8012 PR tree-optimization/29789
8013 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8014 (rewrite_reciprocal): New helper split out from
8015 determine_invariantness_stmt.
8016 (rewrite_bittest): Likewise.
8017 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8018 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8021 2007-04-22 Revital Eres <eres@il.ibm.com>
8023 * loop-unroll.c (var_to_expand): New field to support also
8024 insns of the form x = something + x.
8025 (analyze_insn_to_expand_var): Use it.
8026 (expand_var_during_unrolling): Likewise.
8028 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8030 * predict.c: Include pointer-set.h.
8031 (bb_predictions): New variable.
8032 (tree_predicted_by_p, tree_predict_edge,
8033 remove_predictions_associated_with_edge): Use bb_predictions map
8034 instead of bb->predictions.
8035 (clear_bb_predictions, assert_is_empty): New functions.
8036 (combine_predictions_for_bb): Use bb_predictions map. Call
8037 clear_bb_predictions.
8038 (tree_estimate_probability): Create and free bb_predictions map.
8039 * Makefile.in (predict.o): Add pointer-set.h dependency.
8040 * basic-block.h (struct basic_block_def): Remove predictions
8042 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8044 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8047 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8050 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8052 * timevar.c (timevar_print): Change reference of --disable-checking to
8053 --enable-checking=release. Also warn if assert checking is disabled.
8055 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8058 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8059 decl as addressable if the compound literal was marked as
8061 Mark the decl as a gimple register if it is a complex or
8062 vector decl and does not live in memory.
8064 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8066 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8067 (GENERIC_NEXT): New function macro.
8068 (PHI_CHAIN): Use phi_node's new chain variable.
8069 (tree_phi_node): Change tree_common to tree_base
8070 and add the chain field.
8071 * tree-phinodes.c (make_phi_node): Don't set
8072 TREE_TYPE on the new node.
8073 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8074 instead of checking GIMPLE_TUPLE_P in chain_next.
8075 * tree-vect-transform.c
8076 (get_initial_def_for_induction): Look at
8077 PHI_RESULT_TREE for the type of the phi node.
8078 (update_vuses_to_preheader): Use PHI_CHAIN
8079 instead of TREE_CHAIN on the phi node.
8080 * tree-ssa-structalias.c (compute_points_to_sets):
8082 (ipa_pta_execute): Likewise.
8084 2007-04-21 Richard Guenther <rguenther@suse.de>
8087 * fold-const.c (fold_unary): Call fold_convert_const on the
8090 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8092 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8093 (store_killed_in_pat): New.
8095 2007-04-20 Richard Henderson <rth@redhat.com>
8098 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8099 TREE_LIST with a void_type_node value, not void_list_node exactly.
8101 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8103 * doc/standards.texi: Re-arrange into language-specific
8104 subsections. Add a C++ section, documenting which standards we
8107 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8109 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8110 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8112 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8114 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8115 ecrti.o and crtbegin.o.
8116 (LIB_DEFAULT_SPEC): Include -lc.
8117 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8119 2007-04-20 Richard Henderson <rth@redhat.com>
8122 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8123 argument; update all callers.
8124 (get_unaligned_offset): New.
8125 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8126 get_unaligned_address, just pass on the address directly.
8127 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8128 the subreg in the helper patterns.
8129 (unaligned_extendqidi_le): Use get_unaligned_offset.
8130 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8131 (unaligned_extendhidi_be): Likewise.
8132 (unaligned_extendhidi): Tidy.
8133 * config/alpha/alpha-protos.h: Update.
8135 2007-04-20 Richard Henderson <rth@redhat.com>
8137 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8138 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8139 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8140 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8141 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8142 (CPP_SPEC): Don't include %(cpp_subtarget).
8143 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8144 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8145 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8147 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8149 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8150 for __builtin_ia32_cmpordss.
8152 PR tree-optimization/31632
8153 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8154 and arg1 for optimizations of comparison against min/max values.
8155 Fold arg0 to arg1's type for optimizations of comparison against
8156 min+1 and max-1 values.
8158 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8160 * reload.c (combine_reloads): When trying to use a dying register,
8161 check whether it's uninitialized and don't use if so.
8163 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8165 * fold-const.c: Remove prototypes for native_encode_expr and
8166 native_interpret_expr.
8167 (native_encode_expr): Make non-static.
8168 (native_interpret_expr): Likewise.
8169 * tree.h: Add prototypes for the above.
8171 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8173 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8174 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8175 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8176 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8177 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8178 Add length attributes.
8180 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8182 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8185 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8186 __STDC_WANT_DEC_FP__.
8188 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8190 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8191 for long double compatibility.
8192 * configure: Regenerate.
8194 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8196 PR rtl-optimization/29841
8197 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8199 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8200 that may cause control flow transfer from being moved.
8202 2007-04-18 Jan Hubicka <jh@suse.cz>
8204 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8207 2007-04-18 Eric Christopher <echristo@apple.com>
8209 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8210 only. Update operands.
8211 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8212 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8213 link register to pic register.
8215 2007-04-18 Dirk Mueller <dmueller@suse.de>
8218 * tree-vrp.c (search_for_addr_array): New.
8219 (check_array_bounds): Suppress warning about
8220 address taken of array refs if its not de-referenced.
8222 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8224 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8225 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8227 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8228 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8229 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8231 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8233 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8235 (vect_analyze_scalar_cycles): Fix indentation.
8236 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8237 (vect_mark_relevant): Include phis in relevance analysis.
8239 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8241 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8243 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8244 output_operand_lossage().
8246 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8248 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8249 the unused code for reduction without adjust-in-epilog to simplify the
8252 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8254 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8255 (S390_TDC_NEGATIVE_ZERO): New constant.
8256 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8257 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8258 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8259 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8260 (S390_TDC_POSITIVE_INFINITY): New constant.
8261 (S390_TDC_NEGATIVE_INFINITY): New constant.
8262 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8263 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8264 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8265 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8266 (S390_TDC_INFINITY): New constant.
8267 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8268 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8269 optimization for UNSPEC_CCZ_TO_INT.
8270 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8271 ("*ccz_to_int"): New insn.
8272 ("isinf<mode>2"): New insn.
8273 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8274 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8275 (UNSPEC_CCZ_TO_INT): New constant.
8277 2007-04-18 Richard Guenther <rguenther@suse.de>
8279 PR tree-optimization/19431
8280 PR tree-optimization/21463
8281 * tree-pass.h (pass_phiprop): Declare.
8282 * passes.c (init_optimization_passes): New phiprop pass.
8283 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8284 (phivn_valid_p): New helper function.
8285 (phiprop_insert_phi): Likewise.
8286 (propagate_with_phi): Likewise.
8287 (tree_ssa_phiprop): New propagator propagating loads
8288 through phi nodes if profitable.
8290 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8292 * tree-vect-analyze.c (process_use): New function.
8293 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8294 Check phis in all bbs.
8295 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8298 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8300 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8303 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8306 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8309 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8311 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8313 (sse_vmmulv4sf3): Likewise.
8314 (sse2_vmaddv2df3): Likewise.
8315 (sse2_vmmulv2df3): Likewise.
8317 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8319 PR rtl-optimization/31360
8320 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8321 (target_reg_cost): New.
8322 (init_set_costs): Initialize target_reg_cost. Add comments
8323 regarding the rationale of the costs.
8324 (global_cost_for_size): Renamed to...
8325 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8326 of register pressure.
8327 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8328 estimate_reg_pressure_cost. Add number of ivs.
8329 (determine_set_costs): Dump target_reg_cost.
8330 * loop-invariant.c (gain_for_invariant): Use
8331 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8332 (best_gain_for_invariant, find_invariants_to_move): Remove
8334 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8335 (target_reg_cost): Declare.
8336 (global_cost_for_size): Declaration removed.
8337 (estimate_reg_pressure_cost): Declare.
8339 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8341 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8342 regnos into even/odd register pairs.
8343 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8344 TDmode similar to the other floating point modes.
8345 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8346 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8348 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8349 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8350 (movdd_hardfloat64): Use TARGET_MFPGPR.
8352 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8354 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8357 2005-01-05 Richard Henderson <rth@redhat.com>
8359 * reload1.c (do_input_reload): Restrict the optimization deleteing
8360 a previous output reload to RELOAD_FOR_INPUT.
8362 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8364 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8365 induc_vec_info_type.
8366 (vectorizable_induction): New function declaration.
8367 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8368 check if already vectorized. Find first place in BB where new stmts
8369 can be inserted. Takes only one argument.
8370 (vectorizable_induction): New function.
8371 (vect_transform_stmt): Add case for induc_vec_info_type to call
8372 vectorizable_induction.
8373 (vect_transform_loop): Consider phis for vectorization.
8374 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8376 (analyze_operations): Call vectorizable_induction when analyzing phis.
8378 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8379 (vect_mark_relevant): Include phis in relevance analysis.
8380 (vect_mark_stmts_to_be_vectorize): Likewise.
8381 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8383 2007-04-16 Lawrence Crowl <crowl@google.com>
8385 * doc/invoke.texi (Debugging Options): Add documentation for the
8386 -femit-struct-debug options -femit-struct-debug-baseonly,
8387 -femit-struct-debug-reduced, and
8388 -femit-struct-debug-detailed[=...].
8390 * c-opts.c (c_common_handle_option): Add
8391 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8392 and OPT_femit_struct_debug_detailed_.
8393 * c.opt: Add specifications for
8394 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8395 and -femit-struct-debug-detailed[=...].
8396 * opts.c (set_struct_debug_option): Parse the
8397 -femit-struct-debug-... options.
8398 * opts.c (matches_main_base, main_input_basename,
8399 main_input_baselength, base_of_path, matches_main_base): Add
8400 variables and functions to compare header base name to compilation
8402 * opts.c (should_emit_struct_debug): Add to determine to emit a
8403 structure based on the option.
8404 (dump_struct_debug) Also disabled function to debug this
8406 * opts.c (handle_options): Save the base name of the
8409 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8410 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8411 This hook indicates if a type is generic. Set it by default
8413 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8414 to determine if a struct type is generic or not.
8415 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8416 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8417 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8420 * flags.h (enum debug_info_usage): Add an enumeration to describe
8421 a program's use of a structure type.
8422 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8423 to indicate the program's usage of the type. Filter structs based
8424 on the -femit-struct-debug-... specification.
8425 (gen_type_die): Split into two routines, gen_type_die and
8426 gen_type_die_with_usage. gen_type_die is now a wrapper
8427 that assumes direct usage.
8428 (gen_type_die_with_usage): Replace calls to gen_type_die
8429 with gen_type_die_with_usage adding the program usage of
8430 the referenced type.
8431 (dwarf2out_imported_module_or_decl): Suppress struct debug
8432 information using should_emit_struct_debug when appropriate.
8434 2007-04-16 Ian Lance Taylor <iant@google.com>
8436 PR tree-optimization/31522
8437 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8438 (vrp_initialize): Allocate vr_phi_edge_counts.
8439 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8440 executable edge. Drop test for all constants.
8441 (vrp_finalize): Free vrp_phi_edge_counts.
8443 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8444 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8446 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8447 predecessors at head rather than tail.
8449 2007-04-16 Matthias Klose <doko@debian.org>
8451 * config/alpha/linux.h (CPP_SPEC): Define.
8452 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8454 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8456 * function.h: Remove sequence_stack extern declaration.
8458 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8460 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8462 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8465 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8467 * config/avr/avr.c (avr_arch_types): Rearranging array.
8468 (enum avr_arch): Add.
8469 (avr_mcu_types): Use avr_arch enumeration constants instead of
8471 * config/avr/avr.h (LINK_SPEC): Simplify.
8473 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8475 * config/m68k/m68k.c (m68k_libcall_value,
8476 m68k_function_value): Use macros for register names more.
8478 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8480 (M68K_REGNAME): Use A6_REG.
8481 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8483 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8486 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8487 'pending_read_list_length' and 'pending_write_list_length'. Update
8489 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8490 to handle two length counters instead of one. Update all uses.
8491 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8492 two length counters instead of one.
8493 * sched-rgn.c (propagate_deps): Update to handle two length counters
8496 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8499 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8500 copy of source, pass it to ix86_expand_vector_set and return
8503 2007-04-16 David Ung <davidu@mips.com>
8504 Joseph Myers <joseph@codesourcery.com>
8506 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8507 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8508 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8509 Add 74K processor information.
8510 * config/mips/mips.md: Include 74k.md.
8511 (cpu): Add 74kc,74kf,74kx.
8512 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8513 * config/mips/74k.md: New.
8514 * doc/invoke.texi (MIPS Options): Document 74K support.
8516 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8518 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8519 vectorizable_* functions.
8520 * tree-vect-transform.c (vectorizable_call): Add check for
8521 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8522 (vectorizable_store): likewise.
8523 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8525 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8526 (vectorizable_type_promotion, vectorizable_load): Likewise.
8527 (vectorizable_live_operation, vectorizable_condition): Likewise.
8528 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8530 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8532 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8534 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8535 register numbers more.
8536 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8537 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8538 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8539 FUNCTION_VALUE_REGNO_P): Likewise.
8540 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8541 STATIC_CHAIN_REGNUM): Likewise.
8542 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8543 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8544 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8545 * config/m68k/m68k.md (FP_REG): New.
8547 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8549 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8552 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8554 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8555 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8558 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8560 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8563 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8566 * c-decl.c (finish_decl): Grab the type of the decl after the call
8567 to store_init_value.
8569 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8571 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8573 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8576 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8577 dominators, post dominators and cleanup cfg before returning.
8579 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8581 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8582 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8584 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8586 * config.gcc: Recognize fido.
8587 * config/m68k/m68k-devices.def (fidoa): New.
8588 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8590 (FL_FIDOA, TARGET_FIDOA): New.
8591 * config/m68k/m68k.opt (mfidoa): New.
8593 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8596 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8597 when a personality function is used.
8599 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8601 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8603 2007-04-13 Mike Stump <mrs@apple.com>
8605 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8607 * config/darwin.opt (fapple-kext): Make C++ only.
8608 * config/darwin.c (darwin_override_options): Remove code to ensure
8609 -fapple-kext is given for C++ only.
8611 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8613 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8614 * config/mips/mips.c (override_options): Call
8615 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8617 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8619 * config/i386/i386.opt (msvr3-shlib): Removed.
8621 * doc/invoke.texi: Remove -msvr3-shlib.
8623 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8625 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8626 with "popcnt" instruction.
8628 2007-04-13 Richard Guenther <rguenther@suse.de>
8630 PR tree-optimization/21258
8631 * tree-vrp.c (compare_case_labels): New helper.
8632 (find_switch_asserts): New function.
8633 (find_assert_locations): Call it for SWITCH_EXPRs.
8635 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8637 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8638 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8639 check is now implied in X87_FLOAT_MODE_P.
8640 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8641 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8642 (fix_trunc<mode>_i386_fisttp): Ditto.
8643 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8644 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8645 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8646 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8647 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8648 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8649 (unnamed_splitters): Ditto.
8650 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8651 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8652 FIRST_SSE_REG for local functions when SSE math is enabled or
8653 for functions with sseregparm attribute.
8654 (standard_80387_constant_p): Return -1 if mode is not
8656 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8657 (ix86_expand_compare): Ditto.
8658 (ix86_expand_carry_flag_compare): Ditto.
8659 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8660 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8661 DECIMAL_FLOAT_MODE_P.
8662 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8663 of SCALAR_FLOAT_MODE_P.
8664 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8665 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8666 checks before FLOAT_MODE_P.
8667 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8668 before FLOAT_MODE_P.
8673 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8675 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8676 Charles Wilson <libtool@cwilson.fastmail.fm>
8678 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8679 (libgcc.mvars): Don't depend on them.
8680 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8681 * exec-tool.in: New.
8683 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8685 * doc/invoke.text (--help): Document --help=common.
8687 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8689 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8691 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8693 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8694 * genemit.c (main): Emit #include "integrate.h".
8695 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8696 (LOADGP_RTP): New mips_loadgp_style.
8697 * config/mips/mips.h: Include config/vxworks-dummy.h.
8698 (TARGET_RTP_PIC): New macro.
8699 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8700 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8701 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8703 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8704 -mvxworks-pic when using -mrtp and a PIC option.
8705 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8707 (mips_symbolic_constant_p, mips_symbolic_address_p)
8708 (mips_symbol_insns): Handle SYMBOL_HALF.
8709 (override_options): Warn about -G and -mrtp being used together.
8710 Initialize mips_lo_relocs[SYMBOL_HALF].
8711 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8712 (mips_emit_loadgp): Handle LOADGP_RTP.
8713 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8714 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8715 (tablejump): Handle function-relative case table entries if
8717 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8719 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8721 * config/mips/mips.md (load_call<mode>): Allow any general register.
8723 (sibcall_value_internal, sibcall_value_multiple_internal)
8724 (call_value_internal, call_value_split, call_value_multiple_internal)
8725 (call_value_multiple_split): Remove constraints from operand 0.
8727 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8729 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8730 rather than loadgp_noshared.
8731 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8732 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8734 * config/mips/mips.md (loadgp): Rename to...
8735 (loadgp_newabi): ...this.
8736 (loadgp_noshared): Rename to...
8737 (loadgp_absolute): ...this.
8739 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8741 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8742 false for locally-binding symbols.
8743 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8745 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8747 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8748 (SYMBOL_GOT_PAGE_OFST): ...this.
8749 (SYMBOL_GOT_GLOBAL): Rename to...
8750 (SYMBOL_GOT_DISP): ...this.
8751 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8752 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8753 * config/mips/mips.c (mips_global_symbol_p): New function.
8754 (mips_symbol_binds_local_p): Likewise.
8755 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8756 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8757 mips_global_symbol_p and mips_symbol_binds_local_p.
8758 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8759 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8760 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8762 (mips_ok_for_lazy_binding_p): New function.
8763 (mips_load_call_address, mips_expand_call): Use it.
8764 (mips_dangerous_for_la25_p): Likewise.
8765 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8766 (*got_disp<mode>): Use got_disp_operand instead of
8767 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8768 SYMBOL_GOTOFF_GLOBAL.
8769 (*got_page<mode>): Use got_page_ofst_operand instead of
8771 * config/mips/predicates.md (const_call_insn_operand): Use
8772 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8773 (global_got_operand): Rename to...
8774 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8776 (local_got_operand): Rename to...
8777 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8778 of SYMBOL_GOT_LOCAL.
8780 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8782 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8783 TARGET_CALL_CLOBBERED_GP.
8784 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8785 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8786 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8787 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8788 of TARGET_ABICALLS && !TARGET_NEWABI.
8789 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8790 * config/mips/mips.c (mips_load_call_address): Check
8791 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8792 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8793 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8794 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8795 TARGET_ABICALLS && TARGET_NEWABI.
8796 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8798 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8799 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8800 TARGET_ABICALLS && TARGET_NEWABI.
8801 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8802 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8803 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8804 whether indirect calls must use $25.
8805 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8807 * config/mips/mips.md (jal_macro): Check flag_pic and
8808 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8809 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8810 instead of TARGET_ABICALLS.
8811 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8812 TARGET_ABICALLS && TARGET_OLDABI.
8813 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8814 (sibcall): In the comment above the define_insn, mention
8815 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8816 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8817 instead of TARGET_ABICALLS.
8819 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8821 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8822 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8823 (MACFLAGS_MATCH_P): New macro.
8824 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8825 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8826 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8827 the other MACFLAG constants.
8828 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8829 (flag_machi): Tighten constraints. Renumber some of the operands.
8830 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8832 (flag_machi_parts_acconly): New pattern.
8833 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8835 (flag_macinit1hi): Tighten constraints.
8836 (flag_mul_macv2hi_parts_acconly): New pattern.
8838 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8839 Use a more efficient implementation.
8840 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8841 inline sequences when not optimizing for size.
8843 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8844 movhi_high2low): Delete, merge functionality into...
8845 (packv2hi): ... this pattern.
8847 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8848 * config/bfin/bfin.opt (msim): New option.
8849 (mcpu=): New option.
8850 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8851 (bfin_cpu_t): Typedef of enum bfin_cpu.
8852 (bfin_cpu_type): New declaration.
8853 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8854 -msim and -mcpu= options.
8855 (LIB_SPEC): Likewise.
8856 * config/bfin/bfin.c (bfin_cpu_type): Define.
8857 (bfin_handle_option): Handle -mcpu= option.
8858 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8859 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8860 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8862 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8864 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8865 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8866 (powerpc-wrs-vxworksae): Use ${tm_file}.
8867 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8868 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8869 * config/i386/vx-common.h: New file.
8871 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8873 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8876 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8878 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8881 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8885 * c-common.c (c_build_qualified_type): Set canonical type
8888 2007-04-12 Richard Guenther <rguenther@suse.de>
8890 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8891 lower bound and element size if lower bound is not zero
8892 or either of the ARRAY_REF operands is set.
8894 2007-04-12 Richard Guenther <rguenther@suse.de>
8896 PR tree-optimization/24689
8897 PR tree-optimization/31307
8898 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8900 * gimplify.c (canonicalize_addr_expr): To be consistent with
8901 gimplify_compound_lval only set operands two and three of
8902 ARRAY_REFs if they are not gimple_min_invariant. This makes
8903 it never at this place.
8904 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8906 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8908 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8909 null before emitting a .nsubspa directive.
8911 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8913 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8914 need_to_partition_p if there are no memory statements in the
8917 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8919 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8920 (gcd_of_steps_may_divide_p): New function.
8921 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8923 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8925 * reload.c (find_reloads_toplev, find_reloads_address,
8926 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8927 not a pointer equality test, to decide if we need to call
8928 push_reg_equiv_alt_mem.
8930 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8932 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8933 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8935 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8937 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8939 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8940 vector to be positive.
8942 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8946 * doc/invoke.texi: Document --params max-aliased-vops and
8948 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8949 debug_memory_partitions): Move to tree-flow.h
8950 * params.h (AVG_ALIASED_VOPS): Define.
8951 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8953 (mp_info_t): Likewise.
8954 (get_mem_sym_stats_for): New.
8955 (set_memory_partition): Move from tree-flow-inline.h.
8956 (mark_non_addressable): Only clear the set of symbols for the
8957 partition if it exists.
8958 (dump_memory_partitions): Move from tree-ssa-operands.c
8959 (debug_memory_partitions): Likewise.
8960 (need_to_partition_p): New.
8961 (dump_mem_ref_stats): New.
8962 (debug_mem_ref_stats): New.
8963 (dump_mem_sym_stats): New.
8964 (debug_mem_sym_stats): New.
8965 (update_mem_sym_stats_from_stmt): New.
8966 (compare_mp_info_entries): New.
8967 (mp_info_cmp): Call it.
8968 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8970 (get_mpt_for): Move from tree-ssa-operands.c.
8971 (find_partition_for): New.
8972 (create_partition_for): Remove.
8973 (estimate_vop_reduction): New.
8974 (update_reference_counts): New.
8975 (build_mp_info): New.
8976 (compute_memory_partitions): Refactor.
8977 Document new heuristic.
8978 Call build_mp_info, update_reference_counts,
8979 find_partition_for and estimate_vop_reduction.
8980 (compute_may_aliases): Populate virtual operands before
8981 calling debugging dumps.
8982 (delete_mem_sym_stats): New.
8983 (delete_mem_ref_stats): New.
8984 (init_mem_ref_stats): New.
8985 (init_alias_info): Call it.
8986 (maybe_create_global_var): Remove alias_info argument.
8987 Get number of call sites and number of pure/const call sites
8988 from gimple_mem_ref_stats().
8989 (dump_alias_info): Call dump_memory_partitions first.
8990 (dump_points_to_info_for): Show how many times a pointer has
8992 * opts.c (decode_options): For -O2 set --param
8993 max-aliased-vops to 500.
8994 For -O3 set --param max-aliased-vops to 1000 and --param
8995 avg-aliased-vops to 3.
8996 * fortran/options.c (gfc_init_options): Remove assignment to
8998 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8999 * tree-dfa.c (dump_variable): Dump memory reference
9001 Dump NO_ALIAS* settings.
9002 (referenced_var_lookup): Tidy.
9003 (mem_sym_stats): New.
9004 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9005 and ORIG are different SSA names for a memory partition.
9006 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9007 * tree-flow.h (struct mem_sym_stats_d): Define.
9008 (mem_sym_stats_t): Define.
9009 (struct mem_ref_stats_d): Define.
9010 (struct gimple_df): Add field mem_ref_stats.
9011 (enum noalias_state): Define.
9012 (struct var_ann_d): Add bitfield noalias_state.
9013 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9014 debug_mem_ref_stats, debug_memory_partitions,
9015 debug_mem_sym_stats): Declare.
9016 * tree-ssa-structalias.c (update_alias_info): Update call
9017 sites, pure/const call sites and asm sites in structure
9018 returned by gimple_mem_ref_stats.
9019 Remove local variable IS_POTENTIAL_DEREF.
9020 Increase NUM_DEREFS if the memory expression is a potential
9022 Call update_mem_sym_stats_from_stmt.
9023 If the memory references memory, call
9024 update_mem_sym_stats_from_stmt for all the direct memory
9025 symbol references found.
9026 (intra_create_variable_infos): Set noalias_state field for
9027 pointer arguments according to the value of
9028 flag_argument_noalias.
9029 * tree-ssa-structalias.h (struct alias_info): Remove fields
9030 num_calls_found and num_pure_const_calls_found.
9031 (update_mem_sym_stats_from_stmt): Declare.
9032 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9033 Set default value to 100.
9034 (PARAM_AVG_ALIASED_VOPS): Define.
9036 2007-04-11 Richard Guenther <rguenther@suse.de>
9039 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9040 a * -b + c as c - a * b if we honor sign dependent rounding.
9042 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9044 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9046 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9047 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9049 (initialize_trampoline): Don't use old-style function definition.
9050 (bfin_secondary_reload): Mark IN_P argument as unused.
9052 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9054 PR tree-optimization/31343
9055 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9056 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9057 * testsuite/gcc.dg/vect/pr31343.c: New.
9059 2007-04-10 Eric Christopher <echristo@apple.com>
9061 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9062 * config/i386/i386.md (*cmpfp0): Use.
9063 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9064 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9065 (fix_trunc<mode>_i386_fisttp): Ditto.
9066 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9067 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9068 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9069 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9070 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9071 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9072 (unnamed_splitters): Ditto.
9073 * config/i386/i386.c (output_fix_trunc): Assert that
9074 we're not being passed a TFmode operand.
9076 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9078 PR tree-optimization/31526
9079 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9080 n_basic_blocks to find newly added blocks.
9082 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9086 (fix_trunc<mode>si_sse): Ditto.
9087 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9088 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9089 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9090 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9091 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9092 expander using SSEMODEF mode macro.
9093 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9094 expander using SSEMODEF mode macro.
9095 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9096 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9097 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9098 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9099 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9100 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9101 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9102 Macroize insn using X87MODEF mode macro.
9104 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9106 * config/i386/sse.md (sse2_pinsrw): Removed.
9107 (sse2_pextrw): Renamed to ...
9108 (*sse2_pextrw): This.
9110 2007-04-09 Jan Hubicka <jh@suse.cz>
9113 * config/i386/sse.md
9114 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9115 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9116 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9117 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9119 2007-04-09 Jan Hubicka <jh@suse.cz>
9121 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9122 multiple fields of union.
9124 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9126 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9127 (create_preheaders): Check that loops are available.
9128 (fix_loop_structure): Clean up, improve comments.
9129 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9130 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9132 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9133 * predict.c (tree_estimate_probability): Do not call
9134 calculate_dominance_info. Call create_preheaders.
9135 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9136 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9138 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9139 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9140 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9141 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9144 2007-04-08 Jan Hubicka <jh@suse.cz>
9146 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9147 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9148 * fold-const.c (fold_unary): Use it.
9150 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9152 * varasm.c (assemble_variable): Remove call to
9153 lang_hooks.decls.prepare_assemble_variable.
9154 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9155 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9156 * langhooks.h (lang_hooks_for_decls): Remove
9157 prepare_assemble_variable.
9159 2007-04-08 Mike Stump <mrs@apple.com>
9161 * config/i386/i386.c: Use inc/dec on Core2.
9163 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9165 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9166 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9167 lhd_tree_inlining_end_inlining): Remove.
9168 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9169 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9171 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9172 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9173 lhd_tree_inlining_end_inlining): Remove prototypes.
9174 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9175 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9176 LANG_HOOKS_TREE_INLINING_START_INLINING,
9177 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9179 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9182 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9185 * config/avr/predicates.md (io_address_operand): Delete predicate.
9186 (low_io_address_operand): Don't use 'mode' argument.
9187 (higth_io_address_operand): Rename ...
9188 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9189 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9192 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9194 Revert change removing staticp.
9196 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9199 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9202 2007-04-07 Bruce Korb <bkorb@gnu.org>
9204 * c.opt: Add -Wformat-contains-nul.
9205 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9207 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9208 the NUL byte warning.
9210 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9212 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9214 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9216 * tree.c (staticp): No longer use staticp langhook.
9217 * langhooks.c (lhd_staticp): Removed.
9218 * langhooks.h (struct lang_hooks): Remove staticp.
9219 * c-common.c (c_staticp): Remove.
9220 * c-common.h (c_staticp): Ditto.
9221 * langhooks-defs.h (lhd_staticp): Ditto.
9222 (LHD_HOOKS_STATICP): Ditto
9223 * tree.h (gcc_assert_lowered): New macro.
9225 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9227 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9228 argument "reliable".
9229 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9230 Add argument "reliable". Propagate it through calls.
9231 (infer_loop_bounds_from_undefined): Derive number of iterations
9232 estimates from references in blocks that do not dominate loop latch.
9233 (gcov_type_to_double_int): New function.
9234 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9235 and expected_loop_iterations_unbounded.
9236 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9237 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9238 * tree-data-ref.c (estimated_loop_iterations): Export.
9239 (get_references_in_stmt): Fix -- do not return addresses of local
9241 * cfgloop.h (expected_loop_iterations_unbounded,
9242 estimated_loop_iterations): Declare.
9244 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9246 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9248 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9250 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9251 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9252 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9253 Use output_387_reg_move().
9254 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9255 expander using X87MODEF12 mode macro.
9256 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9257 choosing register preferences. Use output_387_reg_move().
9258 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9259 instead of "x". Use output_387_reg_move().
9260 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9261 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9262 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9263 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9264 Use output_387_reg_move().
9265 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9267 (*truncxf?f_i387 splitter): Ditto.
9269 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9271 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9272 LANG_HOOKS_SAFE_FROM_P.
9273 * expr.c (safe_from_p): Remove langhook call.
9274 * langhooks.h (lang_hooks): Remove safe_from_p.
9275 (lhd_safe_from_p): Remove prototype.
9276 * langhooks.c (lhd_safe_from_p): Remove.
9278 2007-04-06 Jan Hubicka <jh@suse.cz>
9280 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9283 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9285 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9286 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9287 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9288 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9290 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9291 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9293 2007-04-05 Richard Henderson <rth@redhat.com>
9295 * config/alpha/alpha.c (print_operand) [+]: Remove.
9296 (alpha_end_function): Print nop if call at end of function.
9297 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9298 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9299 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9300 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9301 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9302 the call pattern. Update peepholes to match.
9304 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9306 * doc/extend.texi (Other Builtins): Add decimal float variants
9308 * builtins.def: Ditto.
9309 * builtins.c (expand_builtin): Ditto.
9311 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9312 H.J. Lu <hongjiu.lu@intel.com>
9315 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9316 of V8HImode when calling ix86_binary_operator_ok.
9317 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9318 (sdot_prodv8hi): Operands 1 and 2 must be register.
9320 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9322 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9323 initialize align to silence bogus warning.
9325 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9328 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9330 (struct sra_walk_fns): Remove use_all parameter from use.
9331 (sra_hash_tree): Handle BIT_FIELD_REFs.
9332 (sra_elt_hash): Don't hash bitfld blocks.
9333 (sra_elt_eq): Skip them in parent compares as well. Handle
9335 (sra_walk_expr): Don't maintain or pass down use_all_p.
9336 (scan_use): Remove use_all parameter.
9337 (scalarize_use): Likewise. Re-expand assignment to
9338 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9339 output, and re-scalarize after output. Don't mark anything
9341 (scalarize_ldst): Adjust.
9342 (scalarize_walk_gimple_modify_statement): Likewise.
9343 (build_element_name_1): Handle BIT_FIELD_REFs.
9344 (instantiate_element): Don't warn for any element whose parent
9346 (instantiate_missing_elements_1): Return the sra_elt.
9347 (canon_type_for_field): New.
9348 (try_instantiate_multiple_fields): New.
9349 (instantiate_missing_elemnts): Use them.
9350 (mark_no_warning): Removed.
9351 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9352 (REPLDUP, sra_build_elt_assignment): New.
9353 (generate_copy_inout): Use them.
9354 (generate_element_copy): Likewise. Handle bitfld differences.
9355 (generate_element_zero): Don't recurse for blocks. Use
9356 sra_build_elt_assignment.
9357 (generate_one_element_int): Take elt instead of var. Use
9358 sra_build_elt_assignment.
9359 (generate_element_init_1): Adjust.
9360 (scalarize_use, scalarize_copy): Use REPLDUP.
9361 (scalarize_ldst): Move assert before dereference.
9362 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9364 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9366 * regmove.c: Fix unused variable warnings due to previous commit.
9368 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9370 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9371 (regmove_bb_head): Remove.
9372 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9373 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9374 problems with fixup_match_1.
9375 Don't initialize/free regmove_bb_head.
9377 (reg_is_remote_constant_p): If an insn is in the same basic block
9378 but not before INSN, consider it remote, too.
9380 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9383 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9384 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9386 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9388 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9389 (CONDITIONAL_REGISTER_USAGE): Likewise.
9391 2007-04-04 Richard Henderson <rth@redhat.com>
9393 * config/alpha/lib1funcs.asm: Remove unused file.
9395 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9398 * opts.c (print_specific_help): Fix --help=<language>
9400 (common_handle_option): Support --help=common.
9402 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9405 * gcc.c (main): Do not run the linker if
9406 print_subprocess_help indicates that it shouldn't be
9409 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9412 * doc/invoke.texi (--help=): Document <languages> value, fix
9413 formatting in tables of values.
9415 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9417 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9418 dllimport attribute of virtual methods.
9420 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9422 * config/score/crti.asm: Change _bss_start to __bss_start.
9423 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9424 (OUTGOING_REG_PARM_STACK_SPACE) update.
9425 * config/score/score.opt: add options to make backend support
9426 score5, score5u, score7 and score7d.
9427 * config/score/score.md: Likewise.
9428 * config/score/misc.md: Likewise.
9429 * config/score/mac.md: Likewise.
9430 * doc/invoke.texi: Likewise.
9431 * doc/md.texi: update constraints define.
9433 2007-04-03 Richard Henderson <rth@redhat.com>
9435 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9436 an appropriate type, use the mode instead.
9438 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9440 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9441 Set the default --with-arch setting to mips2.
9442 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9443 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9444 (MULTILIB_OSDIRNAMES): Delete.
9445 (MULTILIB_DIRNAMES): Define.
9446 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9447 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9448 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9449 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9450 VXWORKS_OS_CPP_BUILTINS.
9451 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9452 (MIPS_DEBUGGING_INFO): Undefine.
9453 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9455 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9458 * fold-const.c (native_encode_real): Encode real.c provided longs
9459 as a series of 32-bit native integers.
9460 (native_interpret_real): Interpret buffer as a series of 32-bit
9463 2007-04-03 Richard Guenther <rguenther@suse.de>
9465 * genpreds.c (write_insn_constraint_len): Write function
9466 optimized for CONSTRAINT_LEN implementation.
9467 (write_tm_preds_h): Output insn_constraint_len inline and
9468 use it for CONSTRAINT_LEN.
9469 (write_insn_preds_c): Don't output insn_constraint_len.
9470 * doc/md.texi (define_register_constraint): Document multi-letter
9471 constraints shall have the same length if they start with the same
9474 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9477 * config/i386/i386.md (isinf<mode>2): Expand only when
9478 TARGET_C99_FUNCTIONS is set.
9480 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9482 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9483 (x86_64-*-linux*): Ditto.
9484 * config/i386/i386.opt (mpc): New option.
9485 * config/i386/i386.c (overrride_options): Handle
9486 ix87_precision_string.
9487 * config/i386/crtprec.c: New file.
9488 * config/i386/t-crtpc: Ditto.
9489 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9491 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9492 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9493 crtprec32.o, crtprec64.o and crtprec80.o.
9495 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9497 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9499 2007-04-02 Eric Christopher <echristo@apple.com>
9501 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9502 limitations on darwin.
9504 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9507 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9509 2007-04-02 Dave Korn <dave.korn@artimi.com>
9511 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9513 2007-04-02 Dave Korn <dave.korn@artimi.com>
9515 * libgcc2.h (exception_descriptor): Don't forward-declare.
9516 (__get_eh_table_language, __get_eh_table_version): Delete
9517 prototypes of long-dead functions.
9519 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9521 * ebitmap.h: New file
9522 * ebitmap.c: New file
9523 * Makefile.in (ebitmap.o): New target.
9525 2007-04-01 Jan Hubicka <jh@suse.cz>
9527 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9528 before very first instruction.
9530 2007-04-01 Jan Hubicka <jh@suse.cz>
9532 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9533 waring on 64bit hosts.
9534 * bitmap.h: Fix typo in bitmap_head_def.
9536 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9538 PR rtl-optimization/31391
9539 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9540 into a DELETED_LABEL note, and the label is in an empty basic
9541 block, update BB_END as well as BB_HEAD.
9543 2007-04-01 Richard Henderson <rth@redhat.com>
9545 PR tree-optimization/31169
9546 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9547 to varying if the range is outside [0, prec-1].
9549 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9552 * config/mips/mips.md (load_const_gp): New insn.
9553 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9554 the MIPS16 GP pseudo register if no_new_pseudos.
9555 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9557 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9560 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9562 (call_value): Likewise.
9564 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9565 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9568 * doc/invoke.texi: (optimization options): Reword description
9569 of -ffast-math. Document its primary purpose.
9571 2007-03-31 Richard Guenther <rguenther@suse.de>
9573 * omp-low.c (splay-tree.h): Include.
9574 (lookup_decl): Replace splay-tree usage by pointer-map.
9575 (maybe_lookup_decl): Likewise.
9576 (new_omp_context): Likewise.
9577 (delete_omp_context): Likewise.
9578 * gimplify.c (splay-tree.h): Include.
9579 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9581 (remap_ssa_name): Likewise.
9582 (remap_decl): Likewise.
9583 (remap_type_1): Likewise.
9584 (remap_type): Likewise.
9585 (copy_body_r): Likewise.
9586 (expand_call_inline): Likewise.
9587 (clone_body): Likewise.
9588 (copy_tree_r): Likewise.
9589 (remap_save_expr): Likewise.
9590 (unsave_r): Likewise.
9591 (unsave_expr_now): Likewise.
9592 (tree_function_versioning): Likewise.
9593 (build_duplicate_type): Likewise.
9594 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9595 (struct copy_body_data): Replace splay-tree by pointer-map.
9596 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9597 not $(SPLAY_TREE_H).
9598 (gimplify.o): Depend on $(SPLAY_TREE_H).
9599 (omp-low.p): Likewise.
9601 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9603 * config/avr/predicates.md (even_register_operand,
9604 odd_register_operand): New predicates.
9605 * config/avr/avr.md (movw peephole2): New.
9606 (movw_r peephole2): New.
9608 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9610 * tree.h (get_signed_or_unsigned_type): New.
9611 * fold-const.c (operand_equal_for_comparison_p): Use
9612 get_signed_or_unsigned_type instead of
9613 lang_hooks.types.signed_or_unsigned_type.
9614 * expr.c (store_expr): Ditto.
9615 * langhooks.c (get_signed_or_unsigned_type): New.
9616 (lhd_signed_or_unsigned_type): New.
9617 * langhooks.h (lhd_signed_or_unsigned_type): New.
9618 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9620 2007-03-30 Richard Henderson <rth@redhat.com>
9622 * tree-ssa-loop-ivopts.c: Include target.h.
9623 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9624 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9625 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9626 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9628 2007-03-30 Richard Henderson <rth@redhat.com>
9629 Kai Tietz <kai.tietz@onevision.com>
9631 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9633 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9634 (TARGET_64BIT_MS_ABI): New.
9635 (DBX_REGISTER_NUMBER): Handle 64-bit.
9636 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9637 (LONG_TYPE_SIZE): Force to 32.
9638 (REG_PARM_STACK_SPACE): New.
9639 (OUTGOING_REG_PARM_STACK_SPACE): New.
9640 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9641 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9642 (STACK_BOUNDARY): Use 128 for 64-bit.
9643 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9644 Add 64-bit implementation.
9645 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9647 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9648 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9649 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9650 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9651 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9652 TARGET_64BIT_MS_ABI.
9653 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9654 (ix86_pass_by_reference): Likewise.
9655 (ix86_function_value_regno_p): Likewise.
9656 (ix86_build_builtin_va_list): Likewise.
9657 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9658 (function_arg_advance_ms_64): New.
9659 (function_arg_advance): Call it.
9660 (function_arg_ms_64): New.
9661 (function_arg): Call it.
9662 (function_value_ms_64): New.
9663 (ix86_function_value_1): Call it.
9664 (return_in_memory_ms_64): New.
9665 (ix86_return_in_memory): Call it.
9666 (setup_incoming_varargs_ms_64): New.
9667 (ix86_setup_incoming_varargs): Call it.
9668 (ix86_expand_prologue): Handle 64-bit stack probing.
9669 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9670 (output_pic_addr_const): Likewise.
9671 (x86_this_parameter): Likewise.
9672 (x86_output_mi_thunk): Likewise.
9673 (x86_function_profiler): Likewise.
9674 (TARGET_STRICT_ARGUMENT_NAMING): New.
9675 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9676 (TARGET_64BIT_MS_ABI): New.
9677 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9678 * config/i386/i386.md (allocate_stack_worker): Remove.
9679 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9680 describe the clobber of eax without a match_scratch.
9681 (allocate_stack_worker_postreload): Remove.
9682 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9683 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9684 (allocate_stack_worker_rex64_postreload): Remove.
9685 (allocate_stack): Handle 64-bit.
9686 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9687 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9688 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9689 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9690 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9691 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9692 * config.build (x86_64-*-mingw*): New host.
9693 * config.host (x86_64-*-mingw*): New host.
9694 * config.gcc (x86_64-*-mingw*): New target.
9695 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9697 2007-03-30 Richard Henderson <rth@redhat.com>
9698 Kai Tietz <kai.tietz@onevision.com>
9700 * c-pragma.c (struct def_pragma_macro_value): New.
9701 (struct def_pragma_macro): New.
9702 (pushed_macro_table): New.
9703 (dpm_hash, dpm_eq): New.
9704 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9705 (init_pragma): Install them.
9706 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9708 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9710 * config/avr/avr.c (avr_override_options): Clear
9711 'flag_delete_null_pointer_checks'.
9713 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9716 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9717 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9718 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9719 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9720 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9721 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9722 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9724 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9726 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9728 * regmove.c: Move all of pass_stack_adjustments from here...
9729 * combine-stack-adj.c: ...to this new file.
9730 * Makefile.in: Add rules for combine-stack-adj.o.
9732 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9734 PR tree-optimization/31383
9735 * tree-data-ref.c (affine_function_equal_p): Do not require the
9736 vectors to have the same length.
9738 2007-03-30 Jan Hubicka <jh@suse.cz>
9741 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9742 availablility; add more sanity checking; ask varpool only about
9745 2007-03-29 Richard Henderson <rth@redhat.com>
9747 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9748 to decide, but __SIZEOF_LONG_LONG__.
9750 2007-03-29 Richard Henderson <rth@redhat.com>
9752 * emutls.c (struct __emutls_array): New.
9753 (emutls_destroy): Use it instead of casting element 0 from void*.
9754 (__emutls_get_address): Likewise.
9756 2007-03-29 Richard Henderson <rth@redhat.com>
9758 * varasm.c (initializer_constant_valid_p): Don't deny
9759 DECL_DLLIMPORT_P on functions.
9761 * config/i386/cygming.h: Remove function declarations.
9762 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9763 (ASM_OUTPUT_LABELREF): Remove.
9764 (COMMON_ASM_OP): Remove.
9765 (ASM_OUTPUT_COMMON): Remove.
9766 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9767 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9768 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9769 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9770 Rename from TARGET_ENCODE_SECTION_INFO.
9771 * config/i386/netware.h: Likewise.
9772 * config/i386/i386-protos.h: Update.
9773 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9774 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9775 (legitimate_constant_p): Reject dllimports.
9776 (dllimport_map, get_dllimport_decl): New.
9777 (legitimize_dllimport_symbol): New.
9778 (legitimize_address, ix86_expand_move): Use it.
9779 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9780 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9781 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9782 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9783 * config/i386/predicates.md (constant_call_address_operand): Only
9784 accept symbols; reject dllimport_p symbols.
9785 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9786 i386_pe_maybe_record_exported_symbol.
9787 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9788 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9789 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9790 trust the setting of DECL_DLLIMPORT_P.
9791 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9792 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9793 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9794 tidy the argument scanning loop.
9795 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9796 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9797 (i386_pe_strip_name_encoding): Remove.
9798 (i386_pe_binds_local_p): New.
9799 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9800 (i386_pe_output_labelref): Remove.
9801 (i386_pe_asm_output_aligned_decl_common): New.
9802 (i386_pe_maybe_record_exported_symbol): Rename from
9803 i386_pe_record_exported_symbol; check for dllexported symbols.
9805 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9807 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9808 add comment explaining why vsnprintf cannot be used.
9810 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9812 PR tree-optimization/30666
9813 * tree.c (build_complex_type): When creating type names for DWARF2
9814 debug info, create TYPE_DECLs for TYPE_NAME instead of
9816 (build_common_tree_nodes_2): Use build_complex_type when building
9817 predefined complex types, to preserve canonical types.
9819 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9821 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9822 (noce_get_alt_condition): Look at it to determine whether to
9823 reverse the condition or not.
9824 (noce_get_condition): Substitute the truth for lies.
9825 (noce_find_if_block): Set the then_else_reversed field.
9827 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9829 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9830 destination of this insn.
9831 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9832 than calling gen_rtx_SET directly. Use r0 to hold the value of
9833 'address + 4' rather than a stack based temporary which can be
9836 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9838 * config/s390/s390.c (s390_secondary_input_reload_class,
9839 s390_secondary_output_reload_class): Functions removed.
9840 (s390_secondary_reload): New function.
9841 (TARGET_SECONDARY_RELOAD): Target macro defined.
9842 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9843 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9844 * config/s390/s390.md ("reload_outti", "reload_outdi",
9845 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9846 "reload_out<mode>"): Expanders removed.
9847 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9848 "reload<mode>_nonoffmem_out"): Expanders added.
9850 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9852 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9853 action if SRC->DEST replacement failed anyway.
9855 2007-03-28 Mike Stump <mrs@apple.com>
9857 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9858 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9859 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9861 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9863 * config.gcc: Accept barcelona as a variant of amdfam10.
9864 * config/i386/i386.c (override_options): Likewise.
9865 * doc/invoke.texi: Likewise.
9867 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9869 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9870 offsets for BIT_FIELD_REF and COMPONENT_REF.
9872 2007-03-28 Richard Guenther <rguenther@suse.de>
9874 * tree.c (is_global_var): Move ...
9875 * tree-flow-inline.h (is_global_var): ... here.
9876 * tree.h (is_global_var): Remove declaration.
9878 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9880 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9882 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9883 * config/i386/i386.c (ix86_tune_features): Initialize new
9885 * config/i386/predicates.md (promotable_binary_operator): Use
9886 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9888 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9891 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9893 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9895 * config/fr30/fr30.md (movsi_internal): Change destination
9896 constraint from m to V and add m to the end.
9898 2007-03-28 Christian Bruel <christian.bruel@st.com>
9900 * config/sh/sh.md (movsi_i): Fix type attribute.
9902 2007-03-28 Christian Bruel <christian.bruel@st.com>
9904 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9905 (movsf_ie): Likewise.
9907 2007-03-28 Christian Bruel <christian.bruel@st.com>
9909 * config.gcc: Add sh4-300 to multilib.
9910 * config/sh/t-mlib-sh4-300: New file.
9912 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9914 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9915 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9917 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9918 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9919 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9920 "fixuns_trunctddi2"): Whitespace fix.
9922 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9924 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9925 the definition of struct sh_args.
9926 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9927 CALL_COOKIE_INT_REG_GET): Likewise.
9929 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9931 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9932 transformations are applied successfully.
9934 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9936 * tree.c (tree_contains_struct): Permit 512 tree codes.
9937 * tree.h (tree_contains_struct): Ditto.
9938 (MAX_TREE_CODES): Ditto.
9939 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9940 SPARE member to store remaining padding bits.
9942 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9944 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9947 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9949 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9950 * configure: Regenerate.
9952 * configure: Regenerate using the correct version of autoconf.
9954 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9956 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9958 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9959 regs to "__SP_L__" and "__SP_H__".
9961 2007-03-27 Richard Guenther <rguenther@suse.de>
9963 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9964 computations with it with a HOST_WIDE_INT variable.
9966 2007-03-26 Mike Stump <mrs@apple.com>
9968 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9969 objective-c-header, objective-c++-header and objc++-cpp-output
9971 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9973 2007-03-26 Richard Henderson <rth@redhat.com>
9976 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9977 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9978 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9979 IX86_BUILTIN_PSRLQ128): New.
9980 (ix86_init_mmx_sse_builtins): Add them.
9981 (ix86_expand_builtin): Expand them.
9982 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9983 operand 2 be TImode.
9984 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9985 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9986 _mm_srli_epi64): Mark __B const.
9987 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9988 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9989 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9990 new two-vector shift builtins.
9992 2007-03-26 Ian Lance Taylor <iant@google.com>
9994 PR tree-optimization/31345
9995 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9996 [+INF, +INF(OVF)] into VARYING.
9998 2007-03-26 Zack Weinberg <zackw@panix.com>
10000 * gengtype-parse.c: New file.
10001 * gengtype-yacc.y: Delete.
10002 * gengtype-lex.l: Don't include gengtype-yacc.h.
10003 Define YY_DECL and yyterminate appropriately for recursive
10004 descent parser. yylval is now a string out-parameter to yylex.
10005 (HWS, EOID): New shorthand.
10006 (IWORD): Add a couple more types.
10007 (yylex): Add a setup stanza. Remove the complex rules for
10008 detecting GTY'ed types and typedefs; replace with simple
10009 keyword detectors. Adjust everything for the changed
10010 definition of yylval. Ignore all pp-directives, not just #define.
10012 (parse_file): Rename yybegin; do not call yyparse.
10014 * gengtype.c (xasprintf): Export again.
10015 (this_file): New. Use everywhere __FILE__ was being used.
10016 (get_lang_bitmap): Special case types defined in gengtype.c.
10017 (do_typedef, new_structure): Suppress definition of certain types.
10018 (new_structure): Improve diagnostics of duplicate definitions.
10019 Make sure location_s is associated with input.h.
10020 (nreverse_pairs, define_location_structures): New functions.
10021 (main): Improve tagging of kludge types. Remove old kludges
10022 for input.h types; use define_location_structures.
10023 * gengtype.h: Update prototypes. Define token codes here.
10024 * Makefile.in: Remove all references to gengtype-yacc.
10025 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10027 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10028 add GTY((skip)) to the field that's only conditionally there.
10029 * doc/install.texi: Document that Bison is no longer required
10030 unless building treelang.
10032 * gengtype.c: Don't include gtyp-gen.h.
10033 (srcdir): Declare here.
10034 (base_files, lang_dir_names): Allocate dynamically.
10035 (gt_files, num_gt_files, num_lang_dirs): New globals.
10036 (measure_input_list, read_input_line, read_input_list)
10037 (set_lang_bitmap): New functions.
10038 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10039 simplify, relying on read_input_list to set up the bitmaps.
10040 (main): Arguments are no longer unused. Check for correct number
10041 of command line arguments, set srcdir and srcdir_len, then call
10042 read_input_list, before doing anything else. No need to worry
10043 about duplicates in main loop.
10044 * configure.ac: Simplify the calculation of all_gtfiles.
10045 Put language tags in there. Don't set or substitute
10046 all_gtfiles_files_langs or all_gtfiles_files_frags.
10047 * Makefile.in: Revamp the way gengtype is invoked, now that it
10048 takes a file on its command line with a much simpler format.
10049 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10050 (GTFILES): Remove duplicates and C source files.
10051 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10052 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10053 * configure: Regenerate.
10055 * gengtype.h: Remove all type definitions to gengtype.c; leave
10056 only definitions of options_p, type_p, and pair_p as opaque
10057 pointers. Update prototypes.
10058 * gengtype.c: Many type definitions moved here from gengtype.h.
10059 Consolidate type definitions at the top of the file.
10060 (xvasprintf): Delete.
10061 (xasprintf): Make static.
10062 (create_nested_pointer_option): Add 'next' parameter.
10063 (create_field_all, create_field_at): New functions.
10064 (create_field): Now a thin wrapper around create_field_all.
10065 (create_optional_field): Rename create_optional_field_ and add
10066 line argument. Original name is now a macro which supplies
10068 (oprintf): Use vsnprintf directly.
10069 (close_output_files): Use fatal rather than perror/exit.
10070 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10071 (main): Set progname. Don't use exit.
10072 * gengtype-yacc.y (struct_fields): Use create_field_at.
10073 (option, optionseqopt): Delete.
10074 (optionseq): Consolidate productions from option here so we
10075 can use the first argument to create_option.
10077 * gengtype-lex.l: Distinguish unions from structures in the
10078 token type. Don't call find_structure; return the tag as a string.
10079 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10080 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10081 string. Reorganize typedef_struct production accordingly.
10082 Use create_nested_ptr_option.
10083 * gengtype.c (create_nested_ptr_option): New function.
10084 * gengtype.h: Declare it.
10086 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10087 (string_type): Don't declare.
10088 (do_scalar_typedef): Declare.
10089 (create_scalar_type): Update prototype.
10090 * gengtype.c (string_type): Make static.
10091 (scalar_nonchar, scalar_char): New.
10092 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10093 (resolve_typedef): Use scalar_nonchar for error recovery.
10094 (create_scalar_type): Remove name_len field. Return scalar_char
10095 or scalar_nonchar as appropriate.
10096 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10097 to use string_type.
10098 (throughout): Use scalar_nonchar instead of calling
10099 create_scalar_type, whenever possible.
10100 (main): Initialize scalar_char and scalar_nonchar before calling
10102 * gengtype-lex.l: Adjust for removal of second argument to
10103 create_scalar_type. Use yylval.s instead of yylval.t when
10105 * gengtype-yacc.y: Type of SCALAR is string. Call
10106 create_scalar_type from type:SCALAR rule. Adjust for removal of
10107 second argument to create_scalar_type.
10109 * vec.h: Remove all #if IN_GENGTYPE blocks.
10110 Add comment saying that changes may require adjustments to gengtype.
10111 * gengtype.c: Don't include coretypes.h or tm.h.
10112 Add comment to inclusion of errors.h.
10113 (note_def_vec, note_def_vec_alloc): New functions.
10114 * gengtype.h: Declare new functions.
10115 * gengtype-lex.l: Don't include coretypes.h.
10116 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10118 (update_lineno): Remove unnecessary prototype.
10119 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10120 (VEC rule): Just return VEC_TOKEN.
10121 * gengtype-yacc.y (VEC_TOKEN): New token type.
10122 (type): Add a production for VEC(a,b).
10123 * Makefile.in: Update dependencies.
10125 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10126 typedefs that use the old PARAMS macro.
10128 * gengtype-lex.l: Remove all rules and states relating to yacc
10130 * gengtype-yacc.y: Similarly.
10131 * gengtype.c (note_yacc_type): Delete function.
10132 * gengtype.h: Update prototypes.
10134 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10136 * tree-pretty-print.c (dump_generic_node): Report precision of
10137 unnamed integer types.
10139 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10141 * ifcvt.c (noce_try_store_flag_constants): Don't check
10142 no_new_pseudos here.
10143 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10144 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10145 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10146 noce_try_sign_mask): Likewise.
10147 (if_convert): Check no_new_pseudos here.
10149 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10151 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10152 (noce_get_condition): Handle new then_else_reversed argument.
10153 (noce_init_if_info): Remove, fold into noce_find_if_block.
10154 (noce_process_if_block): Take a struct noce_if_info as the
10155 argument. Don't set up one based on ce_if_info. Update pointer
10156 references accordingly.
10157 (cond_move_process_if_block): Likewise.
10158 (process_if_block): Removed.
10159 (find_if_block): Removed. Move functionality two new functions,
10160 noce_find_if_block and cond_exec_find_if_block.
10161 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10162 blocks and the symmetric IF-ELSE-JOIN case.
10163 (cond_exec_find_if_block): Also new function mostly based on old
10164 find_if_block and process_if_block.
10165 (find_if_header): Replace find_if_block call with separately
10166 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10167 (find_cond_trap): Update noce_get_condition call.
10168 (dead_or_predicable): Likewise.
10170 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10172 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10174 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10175 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10176 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10177 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10178 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10179 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10180 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10181 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10182 __builtin_ia32_psrad128 builtins.
10184 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10186 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10187 * config/i386/constraints.md
10188 (define_constraint "I"): Use IN_RANGE macro.
10189 (define_constraint "J"): Ditto.
10190 (define_constraint "K"): Ditto.
10191 (define_constraint "M"): Ditto.
10192 (define_constraint "N"): Ditto.
10193 (define_constraint "O"): Ditto.
10194 * config/i386/predicates.md
10195 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10196 (define_predicate "const_0_to_3_operand"): Ditto.
10197 (define_predicate "const_0_to_7_operand"): Ditto.
10198 (define_predicate "const_0_to_15_operand"): Ditto.
10199 (define_predicate "const_0_to_63_operand"): Ditto.
10200 (define_predicate "const_0_to_255_operand"): Ditto.
10201 (define_predicate "const_1_to_31_operand"): Ditto.
10202 (define_predicate "const_2_to_3_operand"): Ditto.
10203 (define_predicate "const_4_to_7_operand"): Ditto.
10205 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10207 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10208 in SImode for save_world.
10209 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10212 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10214 PR tree-optimization/30784
10215 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10218 2007-03-25 Revital Eres <eres@il.ibm.com>
10220 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10221 Fold movement_possibility function into it.
10223 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10225 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10226 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10227 (call_indirect_nonlocal_darwin64): Same.
10228 (call_nonlocal_darwin64): Same.
10229 (call_value_indirect_nonlocal_darwin64): Same.
10230 (call_value_nonlocal_darwin64): Same.
10231 (sibcall_nonlocal_darwin64): Same.
10232 (sibcall_value_nonlocal_darwin64): Same.
10233 (sibcall_symbolic_64): Same.
10234 (sibcall_value_symbolic_64): Same.
10235 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10237 (rs6000_emit_load_toc_table): Same.
10238 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10239 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10241 (divss_call): Same.
10242 (divus_call): Same.
10243 (quoss_call): Same.
10244 (quous_call): Same.
10245 (load_toc_v4_pic_si): Same
10246 (load_toc_v4_PIC_1): Same.
10247 (load_toc_v4_PIC_1b): Same.
10248 (call_indirect_aix{32,64}): Same.
10249 (call_value_indirect_aix{32,64}): Same.
10251 (call_value): Same.
10252 (call_local{32,64}): Same.
10253 (call_value_local{32,64}): Same.
10254 (call_indirect_nonlocal_aix{32,64}): Same.
10255 (call_nonlocal_aix{32,64}): Same.
10256 (call_value_indirect_nonlocal_aix{32,64}): Same.
10257 (call_value_nonlocal_aix{32,64}): Same.
10258 (call_indirect_nonlocal_sysv<mode>): Same.
10259 (call_nonlocal_sysv<mode>): Same.
10260 (call_value_indirect_nonlocal_sysv<mode>): Same.
10261 (call_value_nonlocal_sysv<mode>): Same.
10263 (sibcall_local{32,64}): Same.
10264 (sibcall_value_local{32,64}): Same.
10265 (sibcall_nonlocal_aix{32,64}): Same.
10266 (sibcall_value_nonlocal_aix{32,64}): Same.
10267 (sibcall_nonlocal_sysv<mode>): Same.
10268 (sibcall_value): Same.
10269 (sibcall_value_nonlocal_sysv<mode>): Same.
10271 2007-03-24 Paul Brook <paul@codesourcery.com>
10273 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10274 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10276 2007-03-24 Richard Henderson <rth@redhat.com>
10278 * config/ia64/constraints.md: New file.
10279 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10280 satisfies_constraint_?.
10281 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10282 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10283 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10284 ia64_output_mi_thunk): Likewise.
10285 (ia64_const_ok_for_letter_p): Remove.
10286 (ia64_const_double_ok_for_letter_p): Remove.
10287 (ia64_extra_constraint): Remove.
10288 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10289 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10290 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10291 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10292 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10293 EXTRA_MEMORY_CONSTRAINT): Remove.
10294 * config/ia64/ia64.md: Include constriants.md. Replace
10295 CONST_OK_FOR_? with satisfies_constraint_?.
10297 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10298 H.J. Lu <hongjiu.lu@intel.com>
10300 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10302 (name macros): Use DPD_BID_NAME to convert names properly.
10304 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10305 decimal floating point format.
10306 (init_floating_libfuncs): Change decimal functions so that they
10307 have a "bid_" prefix if the decimal system uses the BID format,
10308 and "dpd_" prefix if the decimal system uses the DPD format.
10309 (init_interclass_conv_libfuncs): Ditto.
10310 (init_intraclass_conv_libfuncs): Ditto.
10312 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10313 using the BID format.
10315 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10316 whether we are using the BID decimal format.
10317 * configure: Regenerate.
10319 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10320 the compiler has decimal floating point enabled. Define
10321 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10324 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10325 using the BID format.
10327 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10328 whether we are using the BID decimal format.
10329 * configure: Regenerate.
10331 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10332 the compiler has decimal floating point enabled. Define
10333 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10336 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10337 options, and that it is enabled for i386/x86_64 systems.
10339 * Makefile.in (enable_decimal_float): New.
10341 (DECNUMINC): Add -I$(DECNUMFMT).
10342 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10343 to $(DECNUMFMT) from $(DECNUM).
10345 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10346 Substitute enable_decimal_float.
10347 * configure: Regenerated.
10350 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10353 * configure.ac: Enable decimal float for x86_64-*-linux*.
10354 * configure: Regenerated.
10357 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10358 decimal128ClearSign to flip and clear the sign bit in decimal128.
10359 (decimal_real_maxval): Set decimal128SetSign to set the sign
10362 2007-03-23 Ian Lance Taylor <iant@google.com>
10364 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10366 2007-03-23 Ian Lance Taylor <iant@google.com>
10368 * tree-dump.c (dump_files): Correct comment.
10370 2007-03-23 Ian Lance Taylor <iant@google.com>
10372 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10374 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10376 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10377 in cfglayout mode. Don't go into and out of cfglayout mode.
10378 Link the blocks in the order of the constructed traces.
10379 (rest_of_handle_tracer): Adjust call to tracer.
10380 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10381 Don't go into cfglayout mode.
10382 (rtl_loop_done): Don't go out of cfglayout mode.
10383 * cfglayout.c (relink_block_chain): New function, split out from...
10384 (fixup_reorder_chain): ...here. Remove redundant checking.
10385 (cfg_layout_finalize): Don't clear the header, footer, and aux
10386 fields here, move the code to do so to relink_block_chain. Likewise
10387 for free_original_copy_tables.
10388 * rtl.h (tracer): Update prototype.
10389 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10390 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10391 mode. Use relink_block_chain to serialize the CFG according to the
10392 new basic block order. Move targetm.cannot_modify_jumps_p check from
10394 (gate_handle_reorder_blocks): ...to here.
10395 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10397 (gate_duplicate_computed_gotos): ...to here.
10398 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10399 something always changes when going into and out of cfglayout mode.
10400 Perform an expensive cfg cleanup while going into cfglayout mode.
10401 Always update liveness information on HAVE_conditional_execution
10402 targets. Reserialize the basic blocks and go out of cfglayout mode.
10403 * reg-stack.c: Include cfglayout.h.
10404 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10405 the call to reorder_basic_blocks.
10406 * basic-block.h (reorder_basic_blocks): Update prototype.
10407 (relink_block_chain): New prototype.
10408 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10410 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10412 * config/mips/mips.md (type, hazard, *movdi_32bit,
10413 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10414 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10415 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10416 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10417 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10419 (movcc): Change first xfer to multi.
10420 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10421 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10422 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10423 config/mips/generic.md: Change reservations using "xfer" to use
10425 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10426 using match_operand.
10427 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10428 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10430 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10432 2007-03-22 Richard Henderson <rth@redhat.com>
10434 * config/i386/i386.c: Remove unnecessary function declarations.
10435 Move targetm definition, and all related macros, to the end of
10436 the file. Resort some functions to put definitions before uses.
10437 (ix86_attribute_table): Make static. Move to end of file.
10438 (ix86_gimplify_va_arg): Make static.
10440 2007-03-22 Richard Henderson <rth@redhat.com>
10442 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10443 don't increase local_regparm with force_align_arg_pointer check.
10444 (ix86_function_sseregparm): Assert 32-bit.
10445 (type_has_variadic_args_p): New.
10446 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10447 type_has_variadic_args_p.
10448 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10449 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10450 use memset instead. Do maybe_vaarg check first; skip attribute
10451 tests if true; skip attribute tests for 64-bit.
10452 (construct_container): Remove TARGET_DEBUG_ARG.
10453 (function_arg_advance_32, function_arg_advance_64): Split out ...
10454 (function_arg_advance): ... from here.
10455 (function_arg_32, function_arg_64): Split out ...
10456 (function_arg): ... from here.
10457 (ix86_pass_by_reference): Tidy.
10458 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10459 (function_value_32): New, from parts of ix86_function_value
10460 and ix86_value_regno.
10461 (function_value_64): New, from parts of ix86_function_value
10462 and ix86_libcall_value.
10463 (ix86_function_value_1): New.
10464 (ix86_function_value, ix86_libcall_value): Use it.
10465 (return_in_memory_32, return_in_memory_64): Split out ...
10466 (ix86_return_in_memory): ... from here.
10467 (ix86_struct_value_rtx): Skip for 64-bit.
10468 (ix86_libcall_value, ix86_value_regno): Remove.
10469 (setup_incoming_varargs_64): Split out ...
10470 (ix86_setup_incoming_varargs): ... from here.
10471 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10472 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10473 * config/i386/i386-protos.h (ix86_function_value): Remove.
10474 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10476 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10479 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10480 infinities not supported, otherwise emit warning if -Woverflow. On
10481 underflow, emit warning if -Woverflow.
10482 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10484 * real.h (real_from_string): Update declaration
10486 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10487 Richard Henderson <rth@redhat.com>
10489 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10490 * calls.c (compute_argument_block_size, expand_call,
10491 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10492 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10493 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10494 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10495 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10496 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10497 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10498 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10501 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10503 * c-incpath.c (add_sysroot_to_chain): New.
10504 (merge_include_chains): Add sysroot argument. Call
10505 add_sysroot_to_chain if sysrooted.
10506 (register_include_chains): Update call to merge_include_chains.
10507 * doc/cppopts.texi: Document use of '=' in include directory
10510 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10512 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10513 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10514 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10515 insn pattern using X87MODEF12 mode macro.
10517 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10519 * regmove.c (regmove_optimize): Use reg_mentioned_p
10520 instead of reg_overlap_mentioned_p for DST.
10522 2007-03-21 Mike Stump <mrs@apple.com>
10524 * c.opt: Fixup for Objective-C/C++.
10526 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10528 * explow.c (convert_memory_address): Fold memory reference when
10529 POINTERS_EXTEND_UNSIGNED < 0
10531 2007-03-21 Richard Henderson <rth@redhat.com>
10534 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10535 * config/i386/mmintrin.h (__m64): Likewise.
10536 * config/i386/xmmintrin.h (__m128): Likewise.
10538 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10540 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10541 (VXWORKS_OS_CPP_BUILTINS): Define.
10542 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10543 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10545 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10547 * rtl.h (constant_pool_reference_p): Delete.
10548 (find_constant_src): Declare.
10549 * rtlanal.c (find_constant_src): New function.
10550 * simplify-rtx.c (constant_pool_reference_p): Delete.
10551 * config/i386/i386.md: Use find_constant_src instead of
10552 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10554 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10556 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10557 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10559 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10561 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10562 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10563 (arm_elf_asm_constructor): Use it.
10564 (arm_elf_asm_destructor): New function.
10566 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10568 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10570 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10572 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10574 2007-03-19 Andrew Haley <aph@redhat.com>
10576 PR tree-optimization/31264
10577 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10578 VIEW_CONVERT_EXPRs.
10580 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10582 PR rtl-optimization/30907
10583 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10584 (fwprop_init): Always call loop_optimizer_initialize.
10585 (fwprop_done): Always call loop_optimizer_finalize.
10586 (fwprop): We always have loop info now.
10587 (gate_fwprop_addr): Remove.
10588 (pass_fwprop_addr): Use gate_fwprop as gate.
10590 PR rtl-optimization/30841
10591 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10592 df_chain_alloc): Call df_reorganize_refs unconditionally.
10593 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10594 refs_organized to refs_organized_size.
10595 (df_ref_create_structure): Use refs_organized_size instead of
10596 bitmap_size if refs had been organized, and keep refs_organized_size
10598 * df.h (struct df_ref_info): Change refs_organized to
10599 refs_organized_size.
10600 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10603 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10605 * except.c (output_function_exception_table): Do not reference the
10606 EH personality routine for functions that do not require an
10609 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10612 * c-typeck.c (convert_for_assignment): Call comptypes for
10613 RECORD_TYPE or UNION_TYPE.
10615 PR inline-asm/30505
10616 * reload1.c (reload): Do invalid ASM checking after
10617 cleanup_subreg_operands.
10619 2007-03-19 Jeff Law <law@redhat.com>
10621 * tree-cfg.c (find_taken_edge): Tighten conditions for
10622 optimizing computed gotos.
10624 2007-03-19 Michael Matz <matz@suse.de>
10626 * builtins.c (expand_builtin_sync_operation,
10627 expand_builtin_compare_and_swap,
10628 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10631 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10632 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10635 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10637 * doc/tm.texi: Add brackets around the return type of
10638 TARGET_SECONDARY_RELOAD.
10640 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10641 Richard Guenther <rguenther@suse.de>
10643 PR tree-optimization/31254
10644 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10645 Use handled_component_p () where appropriate. Continue
10646 propagating into the rhs if we propagated into an INDIRECT_REF
10649 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10651 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10652 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10653 (xde, xdee): Mode attributes adjusted to support DFP modes.
10654 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10655 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10656 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10657 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10658 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10659 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10660 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10662 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10663 "movsf"): Insn definitions removed.
10664 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10665 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10666 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10668 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10669 "reload_in<mode>", "reload_out<mode>"): Expander added.
10670 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10673 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10675 * config/s390/s390.md: Only non-functional changes. Renamed
10676 FPR mode macro to BFP all over the file.
10678 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10680 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10681 (op_type attribute): RRF instruction type added.
10682 (fT0): New mode attribute.
10683 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10684 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10685 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10686 instruction no secondary memory is needed when moving DFmode values
10687 between GPRs and FPRs.
10689 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10691 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10692 inverted and documentation adjusted.
10693 ("mhard-dfp", "msoft-dfp"): New options.
10694 * config/s390/s390.c (s390_handle_arch_option): New architecture
10696 (override_options): Sanity checks for the new options added.
10697 * config.gcc: New architecture switch: z9-ec.
10698 * config/s390/s390.h (processor_flags): PF_DFP added.
10699 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10700 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10701 when the bit is NOT set so remove it from the defaults.
10703 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10705 * genemit.c (main): Print include statement for dfp.h.
10706 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10709 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10711 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10713 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10716 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10717 instead of PATTERN.
10719 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10721 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10722 attr_length_call, output_call, output_indirect_call): Cleanup
10723 formatting of targetm calls.
10725 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10727 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10729 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10731 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10732 reservation, bypass and anti-bypass descriptions for these
10733 instructions. Update move patterns.
10734 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10737 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10739 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10740 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10741 (get_initial_def_for_reduction): Likewise.
10743 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10745 Fix PR tree-optimization/29922
10746 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10747 (get_representative): Removed.
10748 (value_dies_in_block_x): Update for rvuse removal.
10749 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10750 (compute_antic_aux): Handle when PHI nodes appear in
10751 non-single-successors.
10752 (dump_bitmap_of_names): Removed.
10753 (compute_antic_safe): Renamed and removed rvuse calculation.
10754 Calculate only antic safe.
10755 (insert_into_preds_of_block): Remove assert.
10756 (execute_pre): Update for renamed functions.
10757 (defer_or_phi_translate_block): New function.
10759 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10761 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10762 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10764 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10765 Follow spelling conventions.
10767 * tree-data-ref.h: Remove the prototype for analyze_array.
10769 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10771 PR tree-optimization/31041
10772 * tree-vect-transform.c (get_initial_def_for_induction): Call
10773 force_gimple_operand.
10775 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10777 * ipa-type-escape.c (look_for_casts) : Revert code to use
10778 handled_component_p due to ada test a-numaux.adb.
10780 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10782 * final.c (final_scan_insn): Alter the condition of a
10783 conditional trap if we have nonstandard CC.
10785 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10787 * configure.ac: Remove excess quoting from asm line 0 test.
10788 * configure: Rebuilt.
10790 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10792 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10793 * c-common.c (convert_and_check): Move warning logic to...
10794 (warnings_for_convert_and_check): ...here. Define.
10795 * c-common.h (warnings_for_convert_and_check): Declare.
10797 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10799 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10800 (output_call): Likewise.
10802 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10804 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10806 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10808 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10810 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10812 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10813 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10815 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10817 PR tree-optimization/31183
10818 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10819 Use double_int instead of unsigned int for representing access_strides.
10820 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10822 2007-03-16 Richard Guenther <rguenther@suse.de>
10824 PR tree-optimization/31146
10825 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10826 to allow recursion of forward_propagate_addr_expr.
10827 (forward_propagate_addr_into_variable_array_index): Likewise.
10828 (forward_propagate_addr_expr): Likewise.
10829 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10830 (forward_propagate_addr_expr_1): Recurse on simple copies
10831 instead of propagating into them. Do so for useless conversions
10833 (forward_propagate_addr_expr): Clean up unused statements after
10836 2007-03-16 Richard Guenther <rguenther@suse.de>
10838 * builtins.c (expand_builtin_cexpi): Use the right argument
10839 for the expansion via cexp.
10841 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10843 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10844 * configure: Rebuilt.
10846 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10849 * dwarf2out.c (force_type_die): Adjust comment.
10850 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10852 2007-03-15 DJ Delorie <dj@redhat.com>
10854 * config/frv/predicates.md (minmax_operator): Don't check operands
10857 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10859 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10860 Update constant estimates of number of iterations.
10861 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10862 argument renamed to "realistic".
10863 (compute_estimated_nb_iterations): Removed.
10864 (record_niter_bound): New function.
10865 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10866 call record_nonwrapping_iv with upper = false.
10867 (infer_loop_bounds_from_signedness): Pass upper argument to
10868 record_nonwrapping_iv.
10869 (estimate_numbers_of_iterations_loop): Do not call
10870 compute_estimated_nb_iterations. Record estimate based on profile
10871 information. Initialize the constant estimates of number of
10873 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10875 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10876 number of iterations is too small.
10877 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10878 (EST_NOT_AVAILABLE): Removed.
10879 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10880 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10883 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10885 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10886 Handle NE_EXPR guards.
10888 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10891 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10892 Set also -pedantic-errors by default for the preprocessor unless
10893 -fpermissive is given.
10895 2007-03-15 Richard Guenther <rguenther@suse.de>
10897 PR middle-end/29719
10898 PR middle-end/31161
10899 * builtins.c (expand_builtin_cexpi): As a fallback if we
10900 don't have builtins for sincos or cexp create a function
10901 declaration for cexp and expand to a call to that.
10902 (expand_builtin_int_roundingfn): Always fall
10903 back to floor/ceil and its variants even if they may be
10906 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10908 PR middle-end/31159
10909 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10910 jump tables, move the call to delete_dead_jumptables from here...
10911 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10912 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10913 don't allow merging of blocks that try_redirect_by_replacing_jump
10914 also does not handle when not optimizing.
10916 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10917 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10919 * config/i386/i386.md (x86_sahf_1): Correctly handle
10922 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10925 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10926 x86_64_general_operand as operand[2] predicate. Remove "iF"
10927 from operand constraints and use "e" constraint instead.
10928 (*subti3_1, *subti3_1 splitter): Ditto.
10929 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10930 operand[1] predicate.
10932 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10934 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10935 arrays, multiply the access strides by the size of the sub-array.
10936 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10938 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10940 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10941 the configured assembler supports the sahf mnemonic.
10942 * configure: Regenerate.
10943 * config.in: Regenerate.
10945 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10946 emit "sahf" or ".byte\t0x9e" as asm template.
10948 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10951 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10952 option to replace hard coded TARGET_xxx in md file.
10953 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10954 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10955 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10956 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10957 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10958 (X86_TUNE_NOT_VECTORMODE): Ditto.
10959 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10960 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10961 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10962 (TUNE_SLOW_IMUL_IMM8): Ditto.
10963 (TUNE_MOVE_M1_VIA_OR): Ditto.
10964 (TUNE_NOT_UNPAIRABLE): Ditto.
10965 (TUNE_NOT_VECTORMODE): Ditto.
10967 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10970 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10971 tuning options instead of hard coded TARGET_xxx.
10972 (fix ssemode peephole2's): Ditto.
10973 (imul peephole2's): Ditto.
10975 (movdi_or_rex64): Ditto.
10976 (move peephole2): Ditto.
10977 (not peephole2's): Ditto.
10979 2007-03-14 Dirk Mueller <dmueller@suse.de>
10981 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10982 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10983 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10985 * c-parser.c (c_parser_do_statement): Warn about empty body in
10986 do/while statement.
10987 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10988 * doc/invoke.texi (-Wempty-body): Update documentation.
10990 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10993 * c-common.h (warn_for_div_by_zero): Declare.
10994 * c-common.c (warn_for_div_by_zero): Define.
10995 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10998 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11000 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11001 to PREFIX and STANDARD_PREFIX.
11003 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11004 Phil Edwards <phil@codesourcery.com>
11006 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11007 (__gthread_once_t): Remove busy field for RTPs.
11008 (__GTHREAD_ONCE_INIT): Update accordingly.
11010 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11012 * doc/invoke.texi: Document VxWorks options.
11014 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11016 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11018 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11020 PR tree-optimization/30590
11021 * tree-nrv.c (tree_nrv): Check for the partial update of the
11024 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11026 * flags.h (flag_random_seed): Remove declaration, in favor of...
11027 * toplev.h (get_random_seed, set_random_seed): ... these.
11028 * tree.c (get_file_function_name): Use the former.
11029 * opts.c (common_handle_option): Use the latter.
11032 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11034 PR middle-end/31127
11035 * cse.c (cse_find_path): Do not bail out if a basic block that
11036 we already visited now becomes part of a path that starts at a
11037 different basic block. Just disallow this, to make sure we
11038 visit each basic block at most once.
11040 2007-03-13 Jan Hubicka <jh@suse.cz>
11042 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11043 attributes, when profile esitmate is present, calls with very low
11044 frequency are cold.
11046 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11048 PR tree-optimization/30730
11049 PR tree-optimization/26900
11050 * tree-ssa-loop-niter.c: Include gmp.h.
11051 (bounds): New type.
11052 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11053 split_to_var_and_offset, determine_value_range,
11054 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11055 bound_difference, bounds_add, bounds_negate,
11056 number_of_iterations_ne_max, dump_affine_iv): New functions.
11057 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11058 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11059 difference of initial and final value of control iv to validate
11061 (number_of_iterations_cond): Add loop parameter. Determine bounds
11062 on the difference of the extremes of the control iv. Add dumps.
11063 (expand_simple_operations): Handle phi nodes.
11064 (simplify_using_initial_conditions): Do not record used conditions.
11065 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11066 Do not set additional_info.
11067 (implies_nonnegative_p, implies_ge_p): Removed.
11068 (derive_constant_upper_bound): Do not use parameter `additional'.
11069 (record_estimate): Parameter `additional' removed. Parameter
11070 `i_bound' added. Do not call derive_constant_upper_bound.
11071 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11072 bound the number of iterations estimate.
11073 (estimate_numbers_of_iterations_loop): Pass the estimate from
11074 the number of iterations analysis to record_estimate.
11075 * tree.h (multiple_of_p): Declare.
11076 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11077 (scev_const_prop): Do not check expression_expensive_p.
11078 * fold-const.c (multiple_of_p): Exported.
11079 * double-int.c (double_int_mask): Exported.
11080 * double-int.h (double_int_mask): Declare.
11081 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11082 field. Added max field.
11084 2007-03-13 David Taylor <taylor@candd.org>
11087 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11090 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11093 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11094 two unamed patterns.
11096 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11098 * config/i386/i386.opt (mcx16, msahf): New options.
11099 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11100 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11102 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11103 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11104 Output -mcx16 and -msahf options when corresponding bit is set.
11106 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11107 and -msahf options.
11109 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11111 * configure.ac: Test for assembler tolerance to # 0 "".
11112 * configure, config.in: Rebuilt.
11113 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11115 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11117 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11119 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11120 (handle_syscall): Handle direct system calls.
11121 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11123 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11125 * doc/invoke.texi: Fix cpp.info cross-reference.
11126 * doc/passes.texi: Fix gcc.info cross-reference.
11128 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11130 PR tree-optimization/30835
11131 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11132 bb_for_stmt is not NULL before accessing it.
11134 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11136 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11139 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11142 * doc/install.texi: Document --enable-stage1-languages
11144 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11146 * tree-pass.h (pass_into_cfg_layout_mode,
11147 pass_outof_cfg_layout_mode): Declare.
11148 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11149 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11150 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11151 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11153 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11155 * c-decl.c (warn_variable_length_array): New function.
11156 Refactored from grokdeclarator to handle warn_vla
11157 and handle unnamed array case.
11158 (grokdeclarator): Refactored VLA warning case.
11159 * c.opt (Wvla): New flag.
11160 * doc/invoke.texi (Wvla): New warning.
11162 2007-03-12 Richard Henderson <rth@redhat.com>
11164 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11165 (TARGET_SECTION_TYPE_FLAGS): New.
11167 2007-03-12 Richard Henderson <rth@redhat.com>
11169 * config/darwin.c (machopic_reloc_rw_mask): New.
11170 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11171 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11173 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11175 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11176 * cppdefault.h (cpp_PREFIX): Document.
11177 (cpp_PREFIX_len): Likewise.
11178 (cpp_EXEC_PREFIX): New variable.
11179 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11180 * c-incpath.c (add_standard_paths): Correct logic for relocating
11181 paths within prefix.
11183 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11185 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11186 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11188 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11189 fix_truncdfdi_sse using SSEMODEF mode macro.
11190 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11191 fix_truncdfsi_sse using SSEMODEF mode macro.
11192 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11193 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11195 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11197 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11198 elfos.h to tm_file.
11200 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11202 * tree.h : Add multiple_of_p declaration.
11203 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11204 * ipa-type-escape.c (results_of_malloc): Redundant.
11205 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11206 (cast_type): Extended with new members.
11207 (check_cast): Returns cast_type.
11208 (cast): New structure for data of walk_use_def_chains.
11209 (is_malloc_result, is_cast_from_non_pointer_1,
11210 is_cast_from_non_pointer,
11211 is_array_access_through_pointer_and_index): New functions.
11212 (look_for_casts): Returns cast types.
11213 (check_call): Returns void.
11214 (okay_pointer_operation): Use support of pointer plus index,
11215 pointer plus constant and allow all multiplications.
11217 2007-03-11 Richard Guenther <rguenther@suse.de>
11219 PR tree-optimization/31115
11220 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11221 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11222 A shift count of zero is not special as with *_DIV_EXPR.
11223 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11226 2007-03-11 Ian Lance Taylor <iant@google.com>
11228 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11229 the *_DIV_EXPR codes correctly with overflow infinities.
11231 2007-03-11 Ira Rosen <irar@il.ibm.com>
11233 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11234 indicate success/failure of the analysis. Add negation to subtrahend
11235 in case of subtraction. Fail if both operands contain constants.
11236 (create_data_ref): Fail if analyze_offset fails.
11238 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/i386.md (frndintxf2): Rename to ...
11241 (rintxf2): ... this. Remove expander having same name.
11242 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11243 (roundsf2, rounddf2): Ditto.
11244 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11245 (lround<mode>di2, lround<mode>si2): Ditto.
11247 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11249 * lower-subreg.c: Include except.h.
11250 (decompose_multiword_subregs): Verify that the only control flow
11251 insns we can split are loads to multi-words pseudos.
11252 Handle breaking such blocks after splitting, instead of calling
11253 find_many_sub_basic_blocks.
11255 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11256 on the new basic block. Add a lengthy comment explaining why we
11257 thought this was necessary.
11258 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11260 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11263 * tree.c (walk_type_fields): Recurse into the element type of
11264 ARRAY_TYPEs if there is a pointer set.
11266 2007-03-10 Dirk Mueller <dmueller@suse.de>
11268 * c-common.c (warn_logical_operator): Fix condition.
11270 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11272 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11274 * config/darwin.c (machopic_select_section): Remove superfluous
11275 argument in call to categorize_decl_for_section. Remove unused
11278 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11280 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11282 * configure: Regenerate.
11284 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11287 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11288 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11289 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11290 Add LABEL_NUSES to emitted label.
11291 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11292 branch probability value to emitted jump insn.
11293 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11294 Do not check life information and do not re-arrange input operands
11295 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11297 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11299 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11300 the change of decode_asm_operands.
11302 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11304 * mode-switching.c (create_pre_exit): Skip blockage insn.
11306 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11308 * tree-pass.h (TODO_update_smt_usage): Remove.
11310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11314 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11316 * pa.c (attr_length_call): Revise condition for long
11317 pc-relative branch.
11318 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11319 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11320 sequence on SOM target.
11322 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11324 * gcc.c: Document %{, in big comment at top.
11325 (input_suffix_matches): Remove special handling for .s and
11327 (input_spec_matches): New.
11328 (handle_braces): Handle %{,.
11329 (validate_switches): ',' indicates a value which is not a switch.
11330 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11331 to detect assembler input.
11332 * config/i386/sol2.h (CPP_SPEC): Likewise.
11333 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11334 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11335 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11336 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11337 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11338 -m64 causes deployment target to default to 10.5.
11339 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11341 2007-03-09 Richard Henderson <rth@redhat.com>
11344 * target.h (targetm.asm.out.reloc_rw_mask): New.
11345 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11346 (TARGET_ASM_OUT): Use it.
11347 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11348 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11349 use the new reloc_rw_mask target hook instead.
11350 (default_section_type_flags_1): Merge into...
11351 (default_section_type_flags): ... here.
11352 (decl_readonly_section_1): Merge into...
11353 (decl_readonly_section): ... here.
11354 (default_elf_select_section_1): Merge into...
11355 (default_elf_select_section): ... here.
11356 (default_unique_section_1): Merge into...
11357 (default_unique_section): ... here.
11358 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11359 (default_select_rtx_section): Use it.
11360 (default_elf_select_rtx_section): Likewise.
11361 * output.h: Update to match.
11362 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11363 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11364 (TARGET_ASM_RELOC_RW_MASK): New.
11365 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11366 to categorize_decl_for_section.
11367 (x86_64_elf_unique_section): Likewise.
11368 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11369 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11370 (TARGET_ASM_RELOC_RW_MASK): New.
11371 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11372 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11373 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11374 (TARGET_RWRELOC): Remove.
11375 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11376 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11377 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11378 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11379 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11380 (rs6000_xcoff_select_section): Use decl_readonly_section.
11381 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11382 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11383 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11384 (TARGET_SECTION_TYPE_FLAGS): Remove.
11385 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11387 2007-03-09 Roger Sayle <roger@eyesopen.com>
11389 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11390 complex constant equality/inequality comparisons for here.
11391 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11392 known at compile-time or can be simplified to a scalar comparison.
11393 (fold_relational_const): Move compile-time evaluation of complex
11394 constant equality/inequality comparisons to here.
11396 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11398 PR rtl-optimization/30643
11399 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11401 (fold_rtx): Recurse, like before 2006-11-03.
11403 2007-03-09 DJ Delorie <dj@redhat.com>
11405 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11408 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11410 PR tree-optimization/30375
11411 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11412 LHS of statements is not the same.
11413 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11415 2007-03-09 Chao-ying Fu <fu@mips.com>
11417 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11419 * doc/invoke.texi (-mdspr2): Document new option.
11420 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11421 New unspec for DSP REV 2.
11422 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11423 these instructions are extended in DSP REV 2.
11424 (mips-dspr2.md): Include.
11425 * config/mips/mips.opt (mdspr2): New option.
11426 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11427 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11428 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11429 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11430 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11431 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11432 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11434 (bdesc_map): Add one field of unsupported_target_flags.
11435 (bdesc_arrays): Update entries to have extra fields. Add
11437 (mips_init_builtins): Initialize new function types.
11438 Check unsupported_target_fileds to filter out builtins.
11439 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11441 (ASM_SPEC): Pass mdspr2 to the assembler.
11442 * config/mips/mips-dspr2.md: New file.
11444 2007-03-09 Sa Liu <saliu@de.ibm.com>
11446 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11448 2007-03-09 Ian Lance Taylor <iant@google.com>
11450 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11451 argument) like -Wstrict-overflow=2.
11452 * doc/invoke.texi (Warning Options): Update documentation.
11454 2007-03-09 Dirk Mueller <dmueller@suse.de>
11457 * doc/invoke.texi (-Wlogical-op): Document.
11458 * common.opt (-Wlogical-op): New.
11459 * c-common.h (warn_logical_operator): Declare.
11460 * c-common.c (warn_logical_operator): Define.
11461 * c-typeck.c (parser_build_binary_op): Call
11462 warn_logical_operator.
11464 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11466 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11467 * final.c (final_scan_insn): Test for non-"" file name.
11469 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11471 * doc/loop.texi: Document the Omega linear constraints solver.
11472 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11473 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11474 omega-hash-table-size, omega-max-keys, and
11475 omega-eliminate-redundant-constraints.
11476 * tree-pass.h (pass_check_data_deps): Declared.
11479 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11480 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11481 pass_check_data_deps): New.
11482 * tree-data-ref.c (init_data_ref): Remove declaration.
11483 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11484 (analyze_array): Renamed init_array_ref, move up initializations.
11485 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11486 Removed arguments that are set to NULL.
11487 (analyze_indirect_ref): Correct indentation, correct call to
11489 (object_analysis): Call init_array_ref instead of analyze_array.
11490 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11491 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11492 of DR_ACCESS_FNS_ADDR.
11493 (init_omega_eq_with_af, omega_extract_distance_vectors,
11494 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11495 ddr_consistent_p): New.
11496 (compute_affine_dependence): Check consistency of ddrs when
11497 flag_check_data_deps is passed.
11498 (analyze_all_data_dependences): Uncomment.
11499 (tree_check_data_deps): New.
11500 * tree-data-ref.h: Include omega.h.
11501 (DR_ACCESS_FNS_ADDR): Removed.
11502 (data_dependence_relation): Add inner_loop.
11503 (DDR_INNER_LOOP): New.
11504 * common.opt (fcheck-data-deps): New.
11505 * tree-flow.h (tree_check_data_deps): Declare.
11506 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11507 (OBJS-common): Depend on omega.o.
11509 * passes.c (pass_check_data_deps): Scheduled.
11510 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11511 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11512 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11513 PARAM_VECT_MAX_VERSION_CHECKS,
11514 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11516 2007-03-09 Richard Guenther <rguenther@suse.de>
11518 PR tree-optimization/30904
11519 PR middle-end/31058
11520 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11521 the same way as *_DIV_EXPR.
11523 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11525 * recog.c (decode_asm_operands): No mixed declarations and code.
11527 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11529 * rtl.def (ASM_INPUT): Add location.
11530 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11531 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11532 (decode_asm_operands): Add loc operand.
11533 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11534 * stmt.c (expand_asm): Rename to...
11535 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11536 gen_rtx_ASM_INPUT_loc.
11537 (expand_asm_expr): Adjust.
11538 * recog.c (decode_asm_operands): Add loc operand.
11539 (check_asm_operands, extract_insn): Adjust.
11540 * reload1.c (maybe_fix_stack_asms): Likewise.
11541 * final.c (asm_insn_count): Likewise.
11542 (final_scan_insn): Output # line before and after asm.
11544 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11546 * tree-ssa-structalias.c (variable_info): Remove
11548 (new_var_info): Ditto.
11549 (shared_bitmap_info_t): New structure.
11550 (shared_bitmap_table): New variable.
11551 (shared_bitmap_hash): New function.
11552 (shared_bitmap_eq): Ditto
11553 (shared_bitmap_lookup): Ditto.
11554 (shared_bitmap_add): Ditto.
11555 (merge_smts_into): Change to take bitmap directly.
11556 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11557 (init_alias_vars): Init shared bitmap hashtable.
11558 (delete_points_to_sets): Delete shared bitmap hashtable.
11559 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11560 is_aliased removal as a change that was still necessary was
11563 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11565 * config/i386/i386.h (override_options): Conditionally disable
11566 x86_sahf for 64bit targets only.
11568 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11571 * c-decl.c (merge_decls): Don't call make_var_volatile.
11572 * varasm.c (make_var_volatile): Remove.
11573 * output.h (make_var_volatile): Remove.
11575 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11577 PR tree-optimization/31085
11578 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11580 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11582 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11583 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11584 ATTR_CONST_NOTHROW_LIST.
11586 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11589 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11591 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11593 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11596 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11598 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11599 passed, use shared libgcc.
11601 2007-03-08 Roger Sayle <roger@eyesopen.com>
11603 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11604 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11605 (honor_protect_cleanup_actions, lower_try_finally_switch):
11607 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11608 ifc_temp_var): Likewise.
11609 * tree-inline.c (setup_one_parameter): Likewise.
11610 * tree-mudflap.c (mf_decl_cache_locals,
11611 mf_build_check_statement_for): Likewise.
11612 * tree-nested.c (init_tmp_var, save_tmp_var,
11613 finalize_nesting_tree_1): Likewise.
11614 * tree-outof-ssa.c (insert_copy_on_edge,
11615 insert_backedge_copies): Likewise.
11616 * tree-profile.c (tree_gen_edge_profiler,
11617 tree_gen_ic_profiler): Likewise.
11618 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11619 * tree-sra.c (sra_build_assignment): Likewise.
11620 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11621 * tree-ssa-math-opts.c (insert_reciprocals,
11622 execute_cse_sincos_1): Likewise.
11623 * tree-tailcall.c (adjust_accumulator_values,
11624 adjust_return_value): Likewise.
11625 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11626 * tree-vect-transform.c (vect_create_data_ref_ptr,
11627 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11628 vect_create_epilog_for_reduction, vectorizable_reduction,
11629 vectorizable_call, vectorizable_conversion,
11630 vectorizable_assignment, vectorizable_operation,
11631 vectorizable_type_demotion, vect_gen_widened_results_half,
11632 vect_permute_store_chain, vectorizable_store,
11633 vect_setup_realignment, vect_permute_load_chain,
11634 vectorizable_load, vectorizable_condition,
11635 vect_create_cond_for_align_checks): Likewise.
11636 * tree-vrp.c (build_assert_expr_for): Likewise.
11638 2007-03-08 Ian Lance Taylor <iant@google.com>
11640 * tree-vrp.c: Include "intl.h".
11641 (usable_range_p): New static function.
11642 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11643 overflowed values, juts set *strict_overflow_p.
11644 (compare_values): Only return -2 if one of the operands is not a
11646 (compare_ranges): Call usable_range_p.
11647 (compare_range_with_value): Likewise.
11648 (vrp_evaluate_conditional_warnv): Rename from
11649 vrp_evaluate_conditional. Make static. Change all callers.
11650 (vrp_evaluate_conditional): New function.
11651 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11652 on signed overflow.
11653 (simplify_abs_using_ranges): Likewise.
11654 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11655 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11656 within_stmt parameter.
11657 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11658 vrp_evaluate_conditional.
11659 * tree-ssa-threadedge.c
11660 (record_temporary_equivalences_from_stmts_at_dest): Change
11661 simplify parameter to take a second tree parameter.
11662 (simplify_control_stmt_condition): Likewise.
11663 (thread_across_edge): Likewise.
11664 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11665 (thread_across_edge): Likewise.
11666 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11668 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11670 * config/i386/i386.h (TARGET_SAHF): New define.
11671 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11672 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11673 (x86_sahf): New global variable.
11674 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11675 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11676 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11677 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11679 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11680 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11681 when expanding fcomi/sahf based tests.
11682 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11683 expanding sahf based alternative. Emit sahf based sequence when
11684 optimizing for code size.
11685 * config/i386/i386.md (x86_sahf_1): Do not disable for
11686 TARGET_64BIT, enable for TARGET_SAHF.
11688 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11690 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11691 spurious whitespace from error message.
11693 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11696 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11698 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11700 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11702 * tree-sra.c (instantiate_element): Propagate disabled warnings
11703 from the element itself to the created variable.
11705 2007-03-07 Richard Henderson <rth@redhat.com>
11708 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11709 silently fix up the stack in the case of a missing register.
11711 2007-03-07 Paul Brook <paul@codesourcery.com>
11713 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11715 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11717 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11719 (phase1_vrs): Use them.
11720 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11721 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11722 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11723 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11724 __gnu_Unwind_Restore_WMMXC if required.
11725 (_Unwind_VRS_Pop): Implement iWMMXt support.
11726 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11727 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11728 gnu_Unwind_Save_WMMXC): Define.
11730 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11732 * config/vxworks.h (vxworks_override_options): Declare.
11733 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11734 * config/vxworks.c: Include target.h and toplev.h.
11735 (vxworks_override_options): New function.
11736 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11738 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11740 * config/s390/s390.c (override_options): Don't emit an error when
11741 -mstack-size is used without providing -mstack-guard.
11742 (s390_emit_prologue): Choose stack_guard value automatically if not
11743 provided via command line.
11744 * doc/invoke.texi: Adjust description of -mstack-guard and
11747 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11749 * config/i386/i386.c (output_set_got): Add a GOT initialization
11750 sequence for VxWorks PIC.
11751 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11752 around labels as well as symbols. Use gotoff_operand instead
11753 of local_symbolic_operand.
11754 (legitimize_pic_address): Use gotoff_operand instead of
11755 local_symbolic_operand. Use @GOT accesses for labels as
11757 (ix86_output_addr_diff_elt): Use PC-relative rather than
11758 GP-relative offsets for VxWorks PIC.
11759 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11760 no_new_pseudos. Check whether the returned register is op0.
11761 * config/i386/i386.md (tablejump): Use PC-relative rather than
11762 GP-relative offsets for VxWorks PIC.
11763 * config/i386/predicates.md (gotoff_operand): New predicate.
11765 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11767 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11769 * config/vxworks-dummy.h: New file.
11770 * config/i386/i386.h: Include it.
11772 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11774 * dwarf2out.c (is_inlined_entry_point): New
11775 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11776 DW_AT_ranges if the first subblock is the entry point.
11778 2007-03-06 David Daney <ddaney@avtrex.com>
11780 * doc/install.texi (mips-*-*): Change recommended binutils
11783 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11785 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11786 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11788 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11789 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11791 2007-03-06 Jan Hubicka <jh@suse.cz>
11793 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11794 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11796 (probably_cold_bb_p): Cold functions are cold.
11797 (probably_never_executed_bb_p): Cold functions are cold.
11798 (tree_bb_level_predictions): Predict calls to cold functions as not
11800 (compute_function_frequency): Check hot/cold attributes.
11801 * function.h (function_frequency): Update comments.
11802 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11803 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11804 (c_common_att): Add cold and hot.
11806 * doc/extend.texi (hot,cold attributes): Document.
11808 2007-03-06 Andrew Haley <aph@redhat.com>
11810 * function.c (expand_function_end): Move blockage to just after we
11811 emit the label for the naked return from the function.
11813 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11815 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11818 2007-03-06 Jan Hubicka <jh@suse.cz>
11820 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11821 loaded for constant large models. Non-large 64bit PIC can do.
11822 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11823 * cmodel.h: Add LARGE PIC.
11824 * i386.md (UNSPEC_PLTOFF): New.
11825 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11827 (*call_1_rex64): Disable for large models.
11828 (*call_1_rex64_large): New.
11829 (*call_value_1_rex64): Disable for large models.
11830 (*call_value_1_rex64_large): New.
11831 (set_rip_rex4): New.
11832 (set_got_offset_rex64): New.
11833 * predicates.md (constant_call_address_operand): For large model
11834 constant calls are not possible.
11835 * i386-protos.h (construct_plt_address): Declare.
11836 * i386.c (override_options): Accept large models.
11837 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11838 (legitimate_constant_p): Add new UNSPECs.
11839 (legitimate_pic_operand_p): Likewise.
11840 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11841 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11843 (output_pic_addr_const): Add PLTOFF.
11844 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11845 (ix86_expand_move): Legitimize pic address when in PIC mode.
11846 (construct_plt_address): New function.
11847 (ix86_expand_call): Offload the address to register and use GOT
11848 pointer for large model.
11849 * invoke.texi (mcmodel=large): Update documentation.
11851 2007-03-06 Richard Henderson <rth@redhat.com>
11853 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11854 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11855 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11856 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11857 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11858 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11859 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11860 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11861 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11862 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11863 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11864 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11865 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11866 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11867 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11868 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11869 x86_schedule, x86_use_bt, x86_pad_returns,
11870 x86_use_xchgb): Merge into ...
11871 (ix86_tune_features): ... here. New array.
11872 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11873 x86_bswap): Merge into ...
11874 (ix86_arch_features): ... here. New array.
11875 (x86_3dnow_a): Remove.
11876 (x86_accumulate_outgoing_args): Make static.
11877 (x86_arch_always_fancy_math_387): Make static.
11878 (ix86_tune_mask, ix86_arch_mask): Move ...
11879 (override_options): ... to local variables here. Apply the
11880 appropriate mask to each element of ix86_arch_features and
11881 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11882 as were done in the old macros.
11883 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11884 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11885 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11886 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11887 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11888 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11889 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11890 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11891 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11892 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11893 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11894 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11895 x86_accumulate_outgoing_args, x86_prologue_using_move,
11896 x86_epilogue_using_move, x86_decompose_lea,
11897 x86_arch_always_fancy_math_387, x86_shift1,
11898 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11899 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11900 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11901 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11902 x86_use_incdec, x86_pad_returns, x86_bswap,
11903 x86_partial_flag_reg_stall): Remove.
11904 (enum ix86_tune_indices): New.
11905 (ix86_tune_features): New.
11906 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11907 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11908 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11909 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11910 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11911 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11912 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11913 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11914 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11915 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11916 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11917 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11918 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11919 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11920 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11921 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11922 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11923 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11924 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11925 TARGET_EXT_80387_CONSTANTS): Use it.
11926 (enum ix86_arch_indices): New.
11927 (ix86_arch_features): New.
11928 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11929 TARGET_BSWAP): Use it.
11930 (ix86_tune_mask, ix86_arch_mask): Remove.
11932 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11935 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11936 Define using $${sysroot_headers_suffix}.
11937 * configure: Regenerate.
11938 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11939 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11941 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11942 * gcc.c (print_sysroot_headers_suffix): New.
11943 (option_map): Include --print-sysroot-headers-suffix.
11944 (display_help): Mention -print-sysroot-headers-suffix.
11945 (process_command): Handle -print-sysroot-headers-suffix.
11946 (do_spec_1): Append multilib directory to include-fixed path if
11947 sysroot suffixes in use.
11948 (main): Handle -print-sysroot-headers-suffix.
11949 * Makefile.in (start.encap): Don't depend on xlimits.h
11950 (xlimits.h): Remove.
11951 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11952 limits.h for each multilib in fixinc_list.
11953 (fixinc_list, s-fixinc_list): New.
11954 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11955 generate them for each multilib in fixinc_list.
11956 (stmp-fixproto): Use include-fixed. Run fixproto for each
11957 multilib in fixinc_list.
11958 (mostlyclean): Don't remove xlimits.h.
11959 (clean): Remove include-fixed.
11960 (real-install-headers-tar, real-install-headers-cpio,
11961 real-install-headers-cp): Don't copy include, only include-fixed.
11962 (install-mkheaders): Depend on fixinc_list. Don't depend on
11963 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11964 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11965 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11967 2007-03-06 Jan Hubicka <jh@suse.cz>
11969 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11972 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11974 * configure.ac: Allow tm_file to contain build-directory files.
11975 * configure: Regenerate.
11976 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11977 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11978 * config/m68k/print-sysroot-suffix.sh: New file.
11980 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11982 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11983 of pic_offset_table_rtx if reload_completed.
11984 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11985 PIC_OFFSET_TABLE_REGNUM.
11986 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11988 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11989 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11993 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11994 functions that call eh_return.
11996 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11998 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11999 functions that need a constant pool.
12001 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12004 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12005 (m68k_preferred_reload_class): Likewise.
12006 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12007 (SECONDARY_RELOAD_CLASS): Define.
12008 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12009 (LIMIT_RELOAD_CLASS): Delete.
12010 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12011 registers from storing bytes.
12012 (m68k_secondary_reload_class): New function.
12013 (m68k_preferred_reload_class): Likewise.
12015 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12017 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12019 (m68k_expand_prologue): Likewise.
12021 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12023 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12024 (mips_expand_epilogue): Add a bool parameter.
12025 (m68k_legitimize_sibcall_address): Declare.
12026 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12027 (m68k_expand_epilogue): Add a parameter to select between sibling
12028 and normal epilogues. Only generate a return for the latter.
12029 (m68k_ok_for_sibcall_p): New function.
12030 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12031 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12032 (sibcall_value, *sibcall_value): Likewise.
12033 (*call, *call_value): Require !SIBLING_CALL_P.
12034 (epilogue): Update call to m68k_expand_epilogue.
12035 (sibcall_epilogue): New pattern.
12036 * config/m68k/predicates.md (const_call_operand): Say that this
12037 predicate applies to sibling calls too.
12038 (sibcall_operand): New predicate.
12040 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12042 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12043 alternatives as movsi_cf.
12044 (movsf_cf_hard): Add commentary.
12046 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12047 Richard Sandiford <richard@codesourcery.com>
12049 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12050 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12051 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12052 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12053 as being live on exit from an interrupt function.
12054 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12055 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12056 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12057 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12058 (m68k_interrupt_function_p): Globalize.
12059 (m68k_compute_frame_layout): Remove reverse mask code.
12060 (m68k_emit_movem, m68k_set_frame_related): New functions.
12061 (m68k_output_function_prologue): Delete in favor of...
12062 (m68k_expand_prologue): ...this new function.
12063 (m68k_output_function_epilogue): Delete in favor of...
12064 (m68k_expand_epilogue): ...this new function.
12065 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12067 (print_operand): Handle %?.
12068 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12069 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12070 (prologue, epilogue): New patterns.
12071 (return): Turn into a define_expand.
12072 (*return): New pattern, derived from old "return" pattern. Use rte
12073 rather than rts for interrupt functions. Only use rtd if the pop
12075 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12076 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12077 (link, *link, unlink, *unlink, load_got): Likewise.
12079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12083 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12084 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12085 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12086 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12087 and m68k_matches_u_p.
12088 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12089 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12090 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12091 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12092 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12093 (REG_STRICT_P): New macro.
12094 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12095 PCREL_GENERAL_OPERAND_OK.
12096 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12097 m68k_legitimate_base_reg_p.
12098 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12099 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12100 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12101 * config/m68k/m68k.c (m68k_address): New structure.
12102 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12103 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12104 (m68k_jump_table_ref_p, m68k_decompose_address)
12105 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12106 (m68k_matches_u_p): New functions.
12107 (print_operand_address): Rewrite to use m68k_decompose_index.
12109 2007-03-05 David Taylor <dtaylor@emc.com>
12111 * gcc.c: Correct copyright date in --version output.
12113 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12115 * pa.md: In unamed move patterns, disparge copies between general
12116 and floating point registers using '?' modifier. Don't include 'f'
12117 constraint for register preferences in DImode, SImode, HImode and
12118 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12119 Remove constraints for copies between general and floating registers
12120 in soft-float DFmode pattern.
12121 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12125 2007-03-05 Mike Stump <mrs@apple.com>
12127 * c-common.c (targetcm): Add.
12128 * c-opts.c (c_common_handle_option): Handle language specific
12130 * opts.c (handle_option): Verify language for target options, if
12132 * opth-gen.awk: Add CL_LANG_ALL.
12133 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12134 (TARGETCM_INITIALIZER): Add.
12135 * target.h (struct gcc_targetcm): Add.
12137 * targhooks.c (default_handle_c_option): Add.
12138 * targhooks.h (default_handle_c_option): Add.
12139 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12141 * config/darwin.opt (iframework): Add.
12142 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12143 * config/darwin-c.c (handle_c_option): Add.
12144 (TARGET_HANDLE_C_OPTION): Add.
12146 * doc/invoke.texi (Darwin Options): Add -iframework.
12148 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12150 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12153 2007-03-05 Ian Lance Taylor <iant@google.com>
12155 * c.opt (fgnu89-inline): New option.
12156 * c-opts.c (c_common_post_options): Set default value for
12158 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12159 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12161 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12162 (grokdeclarator, start_function): Likewise.
12163 * c-cppbuiltin.c (c_cpp_builtins): Define either
12164 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12165 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12166 (C Dialect Options): Document -fgnu89-inline.
12167 * doc/extend.texi (Function Attributes): Explain what the
12168 gnu_inline attribute does.
12169 * doc/cpp.texi (Common Predefined Macros): Document
12170 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12172 2007-03-05 Ian Lance Taylor <iant@google.com>
12174 PR tree-optimization/31034
12175 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12176 half-range if the other side is an overflow infinity.
12178 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12180 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12181 (bfin*-linux-uclibc*): New configuration.
12182 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12184 * config/bfin/linux.h: New file.
12185 * config/bfin/libgcc-bfin.ver: New file.
12186 * config/bfin/t-bfin-uclinux: New file.
12187 * config/bfin/t-bfin-linux: New file.
12188 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12189 (TARGET_OS_CPP_BUILTINS): New macro.
12191 2007-03-05 Richard Guenther <rguenther@suse.de>
12193 * fold-const.c (fold_binary): Remove duplicate folding
12194 of comparison of non-null ADDR_EXPR against null.
12196 2007-03-05 Richard Guenther <rguenther@suse.de>
12197 Dorit Nuzman <dorit@il.ibm.com>
12199 PR tree-optimization/26420
12200 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12201 are no loops in the function. Only print the number of
12202 vectorized loops if it is greater than zero or we are supposed
12203 to print information about unvectorized loops.
12205 2007-03-05 Revital Eres <eres@il.ibm.com>
12207 * gcc.dg/var-expand1.c: New test.
12208 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12209 when an accumulator is expanded.
12211 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12214 * c-common.c (convert_and_check): Don't give warnings for
12215 conversion if 'expr' already overflowed.
12217 2007-03-04 Roger Sayle <roger@eyesopen.com>
12219 PR middle-end/30744
12220 * fold-const.c (fold_comparison): Enforce type consistency when
12221 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12223 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12225 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12226 containing a cast to the base of TARGET_MEM_REF.
12228 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12230 * tree.c (tree_contains_struct_check_failed): Remove spurious
12231 whitespace from error message.
12233 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12236 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12237 instead of precision.
12239 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12240 Nathan Sidwell <nathan@codesourcery.com>
12242 * emit-rtl.c (find_auto_inc): New.
12243 (try_split): recreate REG_INC notes,
12244 Use regular for loops rather than whiles.
12246 2007-03-03 Andreas Schwab <schwab@suse.de>
12248 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12249 * configure: Regenerate.
12251 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12253 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12254 flag_rounding_math, not flag_unsafe_math_optimizations.
12256 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12258 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12259 alpha_fold_vector_minmax): Likewise.
12260 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12261 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12263 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12265 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12266 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12267 if the lhs has side-effects.
12268 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12270 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12272 * config/i386/i386.h (TUNEMASK): Remove define.
12273 (ARCHMASK): Remove define.
12274 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12275 Use ix86_arch_mask variable instead of ARCHMASK.
12276 * config/i386/i386.c (override_options): Ditto.
12277 (standard_80387_constant_p): Ditto.
12279 2007-03-02 Ian Lance Taylor <iant@google.com>
12281 Used signed infinities in VRP.
12282 * tree-vrp.c (uses_overflow_infinity): New static function.
12283 (supports_overflow_infinity): New static function.
12284 (make_overflow_infinity): New static function.
12285 (negative_overflow_infinity): New static function.
12286 (positive_overflow_infinity): New static function.
12287 (is_negative_overflow_infinity): New static function.
12288 (is_positive_overflow_infinity): New static function.
12289 (is_overflow_infinity): New static function.
12290 (overflow_infinity_range_p): New static function.
12291 (compare_values_warnv): New function split out of compare_values.
12292 (compare_value): Call it.
12293 (set_value_range_to_nonnegative): Add overflow_infinity
12294 parameter. Change caller.
12295 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12297 (vrp_expr_computes_nonzero): Likewise.
12298 (compare_ranges, compare_range_with_value): Likewise.
12299 (compare_name_with_value, compare_names): Likewise.
12300 (vrp_evaluate_conditional): Likewise.
12301 (set_value_range): Handle infinity
12302 (vrp_operand_equal_p, operand_less_p): Likewise.
12303 (extract_range_from_assert): Likewise.
12304 (vrp_int_const_binop): Likewise.
12305 (extract_range_from_binary_expr): Likewise.
12306 (extract_range_from_unary_expr): Likewise.
12307 (extract_range_from_comparison): Likewise.
12308 (extract_range_from_expr): Likewise.
12309 (dump_value_range): Likewise.
12310 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12311 (test_for_singularity): Likewise.
12312 (vrp_int_const_binop): Remove inline qualifier.
12313 (adjust_range_with_scev): Add comment.
12314 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12316 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12318 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12319 (get_constraint_for): Likewise.
12320 (do_structure_copy): Likewise.
12321 (find_func_aliases): Fix references to MODIFY_EXPR.
12322 (intra_create_variable_infos): Tidy.
12323 * tree-ssa-operands.c (add_virtual_operand): Add argument
12325 When adding members of alias sets, if IS_CALL_SITE is true and
12326 the symbol is not call-clobbered, skip it.
12327 Adjust all callers.
12329 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12331 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12332 entry by means of emit_insn_at_entry.
12334 2007-03-02 Richard Henderson <rth@redhat.com>
12336 * expr.h (promoted_input_arg): Remove decl.
12337 * function.c (promoted_input_arg): Merge into ...
12338 * combine.c (setup_incoming_promotions): ... only caller.
12339 Rearrange to avoid double loop.
12341 2007-03-02 Ben Elliston <bje@au.ibm.com>
12342 Peter Bergner <bergner@vnet.ibm.com>
12343 Janis Johnson <janis187@us.ibm.com>
12345 * config/rs6000/dfp.md: New file.
12346 * config/rs6000/rs6000.md: Include dfp.md.
12347 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12348 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12349 and TDmode decimal float modes in FP registers.
12350 (num_insns_constant): Likewise.
12351 (rs6000_legitimate_offset_address_p): Likewise.
12352 (rs6000_legitimize_address): Likewise.
12353 (rs6000_legitimize_reload_address): Likewise.
12354 (rs6000_legitimate_address): Likewise.
12355 (rs6000_emit_move): Likewise.
12356 (function_arg_boundary): Likewise.
12357 (function_arg_advance): Likewise.
12358 (rs6000_darwin64_record_arg_recurse): Likewise.
12359 (function_arg): Likewise.
12360 (rs6000_gimplify_va_arg): Likewise.
12361 (rs6000_split_multireg_move): Likewise.
12362 (rs6000_output_function_epilogue): Likewise.
12363 (rs6000_output_function_epilogue): Likewise.
12364 (rs6000_register_move_cost): Likewise.
12365 (rs6000_function_value): Likewise.
12366 (rs6000_libcall_value): Likewise.
12368 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12370 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12372 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12374 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12375 Use $MULTIDIR to choose between the kernel and RTP headers,
12376 and use $WIND_BASE and $WIND_USR to locate them.
12378 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12380 * config/i386/i386.c (override_options): Put initialization of
12381 ix86_tune_mask and ix86_arch_mask to the correct place.
12383 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12384 Michael Meissner <michael.meissner@amd.com>
12387 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12388 (ARCHMASK): Define.
12389 (TARGET_CMOVE): Use ARCHMASK.
12390 (TARGET_CMPXCHG): Ditto.
12391 (TARGET_CMPXCHG8B): Ditto.
12392 (TARGET_XADD): Ditto.
12393 (TARGET_BSWAP): Ditto.
12394 * config/i386/i386.c (ix86_tune_mask): New global variable.
12395 (ix86_arch_mask): Ditto.
12396 (override_options): Initialize ix86_tune_mask and
12397 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12400 2007-03-02 Ben Elliston <bje@au.ibm.com>
12403 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12405 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12407 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12408 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12409 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12410 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12412 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12413 rs6000_init_dwarf_reg_sizes_extra): New.
12414 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12415 SPE register high parts.
12417 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12419 * Makefile.in: Add install-pdf target as
12420 copied from automake v1.10 rules.
12421 * configure.ac: Add install-pdf to target list.
12422 * configure: Regenerate.
12424 2007-03-01 Paul Brook <paul@codesourcery.com>
12426 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12427 modes to LDRD for DImode.
12428 (output_move_double): Fixup out of range ldrd/strd.
12429 (vfp_secondary_reload_class): Rename...
12430 (coproc_secondary_reload_class): ... to this. Add wb argument.
12431 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12432 coproc_secondary_reload_class for CLASS_IWMMXT.
12433 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12434 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12436 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12438 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12439 unroll factor by the estimated number of iterations.
12440 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12441 than prefetch latency.
12443 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12444 decode_caches_intel, detect_caches_intel): New functions.
12445 (host_detect_local_cpu): Use detect_caches_amd and
12446 detect_caches_intel.
12448 2007-03-01 Richard Henderson <rth@redhat.com>
12450 * expr.c (emit_move_complex_push): Export.
12451 (emit_move_complex_parts): Split out from ...
12452 (emit_move_complex): ... here.
12453 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12454 * config/i386/i386.md (movcdi): New.
12456 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12458 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12459 size of mode1 to check for tieable modes in MMX case.
12461 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12463 * Makefile.in (rtlanal.o): Depend on tree.h.
12464 * rtl.h (offset_within_section_p, split_const): Declare.
12465 * rtlanal.c: Include tree.h.
12466 (offset_within_block_p): New function, taken from
12467 mips_offset_within_object_p.
12468 (split_const): New function, taken from mips_split_const.
12469 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12471 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12472 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12473 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12474 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12475 (m68k_illegitimate_symbolic_constant_p): New function.
12476 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12477 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12478 symbolic constant that might be outside the symbol's section,
12479 move the symbol first and then add the offset.
12480 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12482 * config/mips/mips.c (mips_split_const): Delete.
12483 (mips_offset_within_object_p): Delete.
12484 (mips_symbolic_constant_p): Use offset_within_section_p and
12485 split_const instead of mips_offset_within_object_p and
12487 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12488 (mips_legitimize_const_move, print_operand_reloc)
12489 (mips_dangerous_for_la25_p): Use split_const instead of
12492 2007-02-28 Eric Christopher <echristo@apple.com>
12494 * Makefile.in (install-include-dir): Don't rm -rf include.
12496 2007-02-28 Richard Guenther <rguenther@suse.de>
12498 PR middle-end/30364
12499 * fold-const.c (fold_binary): Do not associate expressions
12500 with more than one variable for integer types that do not wrap.
12502 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12504 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12505 Delete, and replace with...
12506 (fold_builtin_call_array): This. Update callers to use it.
12507 * fold-const.c (fold_build_call_list): Delete, and replace with...
12508 (fold_build_call_array): This.
12509 (fold_build_call_list_initializer): Delete, and replace with...
12510 (fold_build_call_array_initializer): This.
12511 * tree.h: Update declarations to reflect above changes.
12513 * c-typeck.c (build_function_call): Store converted arguments
12514 in a stack-allocated array instead of building a list.
12515 (convert_arguments): Store arguments in the array passed in as an
12516 argument, and return the actual number of arguments.
12517 * c-format.c: (check_function_format): Pass arguments in an
12518 array instead of a list.
12519 * c-common.c (check_function_nonnull): Likewise.
12520 (check_function_sentinel): Likewise.
12521 (check_function_arguments): Likewise.
12522 * c-common.h: Update declarations to reflect above changes.
12524 2007-02-28 Jan Hubicka <jh@suse.cz>
12526 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12527 PRED_NEGATIVE_RETURN): Update outcomes.
12529 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12531 * calls.c (emit_library_call_value_1): Handle partial registers
12532 correctly when building up CALL_INSN_FUNCTION_USAGE.
12534 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12536 * pa/predicates.md (move_src_operand): Allow zero for mode.
12537 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12540 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12543 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12544 *movv2df_internal): Enable pattern only for valid operand
12546 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12547 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12549 2007-02-27 Mike Stump <mrs@apple.com>
12551 * config/darwin-crt3.c: Avoid compilation when compiling for a
12554 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12556 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12558 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12559 for fixed headers and limits.h.
12560 (install-include-dir, install-headers-tar, install-headers-cpio,
12561 install-headers-cp, real-install-headers-tar,
12562 real-install-headers-cpio, real-install-headers-cp): Handle
12563 include-fixed as well as include.
12564 (install-mkheaders): Don't install files that go only in include
12566 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12567 from GCC_INCLUDE_DIR.
12568 * gcc.c (process_command): Remove special -BstageN/ handling.
12569 (do_spec_1): Add include-fixed directories.
12571 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12573 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12575 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12577 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12580 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12582 * c-common.c (get_priority): Add check for
12583 SUPPORTS_INIT_PRIORITY.
12585 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12587 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12589 * config/bfin/bfin.c: Include "cfglayout.h".
12590 (MAX_LSETUP_DISTANCE): New macro.
12591 (struct loop_info): New members incoming, incoming_src and
12592 incoming_dest. Delete member predecessor.
12593 (length_for_loop): New function.
12594 (bfin_optimize_loop): Handle more different loop structures.
12595 (bfin_discover_loop): Rework detection of predecessor blocks by
12596 examining incoming edges.
12597 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12599 (bfin_reorder_loops): New function.
12600 (bfin_reorg_loops): Use these three new functions.
12602 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12603 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12604 (CONSTRAINT_LEN): Add entry for 'q'.
12605 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12606 Add 'q' constraints.
12607 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12608 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12610 * config/bfin/bfin.md (add_with_carry): New pattern.
12611 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12612 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12613 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12614 support unsigned multiplies too. Removed incorrect commutativity from
12615 operand 1 constraint where appropriate.
12616 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12618 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12619 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12621 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12622 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12623 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12624 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12625 usmulhisi_hh_huh): New patterns.
12627 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12628 lshifthi3): Fix output template to use half reg for operand 2.
12630 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12633 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12635 2007-02-27 Andreas Schwab <schwab@suse.de>
12637 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12639 2007-02-27 Jan Hubicka <jh@suse.cz>
12641 * predict.c (last_basic_block_p): Remove.
12642 (tree_estimate_probability): Update return heuristic for commonized
12645 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12647 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12649 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12651 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12652 * doc/cpp.texi: Standardize title page.
12653 * doc/cppinternals.texi: Likewise.
12654 * doc/gcc.texi: Standardize title page, remove version number
12655 from copyright page.
12656 * doc/gccint.texi: Likewise.
12657 * doc/install.texi: Standardize title page, add table of
12660 2007-02-26 Jan Hubicka <jh@suse.cz>
12662 * predict.def: Set outcomes according to more recent results.
12663 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12664 Remove dead predictors.
12665 * predict.c (return_prediction): Fix pasto.
12667 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12669 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12670 change; avoid a memory leak when returning early.
12672 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12674 * c-decl.c (static_ctors): Move to c-common.c.
12675 (static_dtors): Likewise.
12676 (finish_function): Use c_record_cdtor_fn.
12677 (build_cdtor): Move to c-common.c.
12678 (c_write_global_declarations): Use c_build_cdtor_fns.
12679 * c-common.h (static_ctors): Declare.
12680 (static_dtors): Likewise.
12681 (c_record_cdtor_fn): Likewise.
12682 (c_build_cdtor_fns): Likewise.
12683 * c-common.c (static_ctors): New variable.
12684 (static_dtors): Likewise.
12685 (c_record_cdtor_fn): New function.
12686 (build_cdtor): Move from c-decl.c
12687 (c_build_cdtor_fns): New function.
12689 * output.h (assemble_addr_to_section): Declare.
12690 (get_cdtor_priority_section): Likewise.
12691 * varasm.c (assemble_addr_to_section): New function.
12692 (get_cdtor_priority_section): Likewise.
12693 (default_named_section_asm_out_destructor): Use them.
12694 (destor_dtor_section_asm_out_destructor): Likewise.
12695 (default_named_section_asm_out_constructor): Likewise.
12696 (default_ctor_section_asm_out_constructor): Likewise.
12697 * config.gcc (*-*-vxworks*): Include vxworks.o.
12698 * config/t-vxworks (vxworks.o): New target.
12699 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12700 (TARGET_ASM_CONSTRUCTOR): Define.
12701 (TARGET_ASM_DESTRUCTOR): Likewise.
12702 (vxworks_asm_out_constructor): Declare.
12703 (vxworks_asm_out_destructor): Likewise.
12705 * c-common.c (get_priority): Check that we have not just an
12706 INTEGER_CST, but an integer constant with integeral type.
12708 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12710 PR tree-optimization/30938
12711 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12712 use &dt[nargs-1] instead of &dt[nargs] in the call to
12713 vect_is_simple_use().
12715 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12717 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12718 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12719 Do not attempt to handle MEM inside auto-inc expressions.
12720 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12721 of a register modified by an auto-inc expression. However, do handle
12722 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12723 (elimination_effects): Prohibit elimination of a register modified
12724 by an auto-inc expression. Disable register elimination rules whose
12725 target register is modified by an auto-inc expression with variable
12728 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12730 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12732 (array_at_struct_end_p): New function.
12733 (idx_infer_loop_bounds): Use it.
12734 (estimate_numbers_of_iterations_loop): Export.
12735 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12736 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12737 (tree_estimate_probability): Call record_loop_exits.
12738 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12739 (estimated_loop_iterations, estimated_loop_iterations_int,
12740 estimated_loop_iterations_tree): New functions.
12741 (analyze_siv_subscript_cst_affine,
12742 compute_overlap_steps_for_affine_1_2,
12743 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12744 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12745 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12746 (PRED_LOOP_ITERATIONS_GUESSED): New.
12747 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12748 * cfgloop.h (estimate_numbers_of_iterations_loop,
12749 estimated_loop_iterations_int): Declare.
12751 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12753 * doc/extend.texi: Document optional priority argument to
12754 constructors and destructors.
12755 * tree.c (init_priority_for_decl): Adjust GTY markers.
12756 (init_ttree): Use priority-info hash functions for
12757 init_priority_for_decl.
12758 (tree_map_eq): Rename to ...
12759 (tree_map_base_eq): ... this.
12760 (tree_map_marked_p): Rename to ...
12761 (tree_map_base_marked_p): ... this.
12762 (tree_map_base_hash): New function.
12763 (decl_init_priority_lookup): Rework.
12764 (decl_fini_priority_lookup): New function.
12765 (decl_priority_info): New function.
12766 (decl_init_priority_insert): Use it.
12767 (decl_fini_priority_insert): Likewise.
12768 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12770 (decl_restrict_base_insert): Likewise.
12771 (decl_debug_expr_insert): Likewise.
12772 (decl_value_expr_lookup): Likewise.
12773 (decl_value_expr_insert): Likewise.
12774 * tree.h (priority_type): New type.
12775 (decl_init_priority_lookup): Use priority_type.
12776 (decl_fini_priority_lookup): New function.
12777 (decl_init_priority_insert): Use priority_type.
12778 (decl_fini_priority_insert): New function.
12779 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12780 (DECL_INIT_PRIORITY): Likewise.
12781 (SET_DECL_INIT_PRIORITY): Add comment.
12782 (DECL_FINI_PRIORITY): New macro.
12783 (SET_DECL_FINI_PRIORITY): Likewise.
12784 (DEFAULT_INIT_PRIORITY): Document.
12785 (MAX_INIT_PRIORITY): Likewise.
12786 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12787 (tree_map_base): New type.
12788 (tree_map_base_eq): New function.
12789 (tree_map_base_hash): Likewise.
12790 (tree_map_base_marked_p): Likewise.
12791 (tree_map): Inherit from tree_map_base.
12792 (tree_map_eq): Make it a macro.
12793 (tree_map_marked_p): Likewise.
12794 (tree_int_map): Inherit from tree_map_base.
12795 (tree_int_map_eq): Make it a macro.
12796 (tree_int_map_hash): Likewise.
12797 (tree_int_map_marked_p): Likewise.
12798 (tree_priority_map): New type.
12799 (tree_priority_map_eq): New macro.
12800 (tree_priority_map_hash): Likewise.
12801 (tree_priority_map_marked_p): Likewise.
12802 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12804 (emutls_common_1): Likewise.
12805 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12806 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12807 of tree_map hierarchy.
12808 * tree-cfg.c (move_stmt_r): Likewise.
12809 (new_label_mapper): Likewise.
12810 * c-tree.h (c_expand_body): Move to ...
12811 * c-common.h (c_expand_body): ... here.
12812 * c-decl.c (c_expand_body): Move to ...
12813 * c-common.c (c_expand_body): ... here.
12814 (c_common_attribute_table): Allow 1 argument for the constructor
12815 and destructor attributes.
12816 (get_priority): New function.
12817 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12818 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12820 2007-02-24 Jan Hubicka <jh@suse.cz>
12822 PR middle-end/30509
12823 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12824 copying for inlining.
12826 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12827 Jan Hubicka <jh@suse.cz>
12830 * i386.c (counter_mode): New function.
12831 (expand_set_or_movmem_via_loop): Use it.
12832 (expand_movmem_epilogue): Likewise; fix pasto.
12833 (ix86_expand_movmem): Do emit guard even for constant counts.
12834 (ix86_expand_setmem): Likewise.
12836 2007-02-25 Nick Clifton <nickc@redhat.com>
12838 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12839 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12841 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12844 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12845 count argument with 0x10, not with 0x16.
12846 (expand_setmem_epilogue): Ditto.
12848 2007-02-24 Mike Stump <mrs@apple.com>
12850 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12853 2007-02-24 Richard Guenther <rguenther@suse.de>
12855 PR middle-end/30951
12856 * fold-const.c (fold_binary): Fold x +- CST op x for
12857 EQ_EXPR and NE_EXPR.
12859 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12861 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12863 2007-02-24 Jan Hubicka <jh@suse.cz>
12865 * cgraphunit.c (decide_is_function_needed): Honor
12866 -fkeep-inline-functions.
12868 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12870 * builtins.c (fold_builtin_modf): New.
12871 (fold_builtin_2): Use it.
12873 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12875 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12876 (determine_max_iter): Take additional LOOP arg; all callers changed.
12877 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12878 one using simplifications.
12879 (simplify_using_initial_values): Return if the expression becomes
12880 invalid due to altered regs.
12882 2007-02-23 DJ Delorie <dj@redhat.com>
12884 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12886 2007-02-23 Mike Stump <mrs@apple.com>
12888 * tlink.c (scan_linker_output): Parse linker messages from
12889 darwin9's linker better.
12891 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12894 * varpool.c (varpool_assemble_pending_decls): Set
12895 varpool_last_needed_node to null.
12897 2007-02-23 DJ Delorie <dj@redhat.com>
12899 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12900 alignment bigger than the object file can handle.
12902 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12905 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12906 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12907 (*movsf_1): Penalize MMX moves.
12909 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12911 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12912 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12914 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12916 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12918 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12919 (fold_builtin_1): Use them.
12920 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12921 BUILT_IN_SIGNIFICAND.
12923 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12925 * config/i386/i386.c (bdesc_1arg): Initialize
12926 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12927 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12928 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12929 and IX86_BUILTIN_MOVSLDUP.
12931 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12933 PR rtl-optimization/30841
12934 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12936 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12938 * builtins.c (fold_builtin_frexp): New.
12939 (fold_builtin_2): Use it.
12941 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12943 * doc/invoke.texi (Spec Files): Document getenv spec function.
12945 * gcc.c (getenv_spec_function): New function.
12946 (static_spec_functions): Add it.
12947 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12948 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12951 2007-02-22 Michael Matz <matz@suse.de
12954 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12955 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12957 2007-02-22 Ian Lance Taylor <iant@google.com>
12960 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12961 (mem_loc_descriptor): Call it.
12963 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12964 Ira Rosen <irar@il.ibm.com>
12966 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12968 2007-02-22 Ira Rosen <irar@il.ibm.com>
12970 PR tree-optimization/30843
12971 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12972 stores only after all the group is vectorized.
12974 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12976 PR tree-optimization/30858
12977 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12978 in the reduction cycle have a single use in the loop.
12979 * tree-vectorizer.h (relevant): Add documentation.
12981 2007-02-20 Mike Stump <mrs@apple.com>
12983 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12984 * configure: Regenerate.
12986 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12988 Change the defaults of some parameters and options.
12989 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12990 * config/spu/spu.c (spu_optimization_options): Add.
12991 (spu_override_options): Change params in spu_optimization_options.
12992 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12994 Register 127 is only 16 byte aligned when used as a frame pointer.
12995 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12996 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12997 HARD_FRAME_POINTER_REGNUM.
12998 (spu_legitimate_address): Use regno_aligned_for_reload.
12999 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13000 aligned when frame_pointer_needed is true.
13001 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13003 * config/spu/spu.h (INIT_EXPANDERS): Define.
13005 Make sure shift and rotate instructions have valid immediate operands.
13006 * config/spu/predicates.md (spu_shift_operand): Remove.
13007 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13008 * config/spu/constraints.md (W, O): Extend range.
13009 * config/spu/spu.md (umask, nmask): Define.
13010 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13011 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13012 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13013 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13014 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13015 (lshr<mode>3_reg): Fix rtl description.
13017 Make sure mulhisi immediate operands are valid.
13018 * config/spu/predicates.md (imm_K_operand): Add.
13019 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13021 Generate constants using fsmbi and andi.
13022 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13023 (print_operand, spu_split_immediate, classify_immediate,
13024 fsmbi_const_p): Handle IC_FSMBI2.
13026 Correctly handle a CONST_VECTOR containing symbols.
13027 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13028 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13029 (immediate_load_p): Allow symbols that use 2 instructions to create.
13030 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13031 with symbols when flag_pic is set.
13032 (const_vector_immediate_p): New.
13033 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13034 accept a CONST_VECTOR with symbols.
13035 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13036 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13038 * config/spu/spu.md (high, low): Delete.
13039 (low_<mode>): Define.
13041 Remove INTRmode and INTR_REGNUM, which didn't work.
13042 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13044 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13045 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13046 peephole2 pattern): Don't use INTR or 131.
13047 (movintrcc): Delete.
13048 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13049 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13050 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13051 (UNSPEC_SET_INTR): Add.
13052 * config/spu/spu-modes.def (INTR): Remove.
13054 More accurate warnings about run-time relocations.
13055 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13057 Correctly warn about immediate arguments to specific intrinsics.
13058 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13059 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13060 the instruction predicate.
13062 Fix tree check errors with latest update.
13063 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13065 (spu_expand_builtin): Use CALL_EXPR_FN.
13067 Add missing specific intrinsics.
13068 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13070 * config/spu/spu_internals.h: Ditto.
13072 Fix incorrect operand modifiers.
13073 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13074 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13076 Optimize one case of zero_extend of a vec_select.
13077 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13079 Accept any immediate for hbr.
13080 * config/spu/spu.md (hbr): Change s constraints to i.
13082 2007-02-21 Paul Brook <paul@codesourcery.com>
13084 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13085 condexec_count when skipping USE and CLOBBER.
13087 2007-02-21 Nick Clifton <nickc@redhat.com>
13089 * common.opt (Warray-bounds): Add Warning attribute.
13090 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13092 (fsized-zeroes): Add Optimization attribute.
13093 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13094 * c.opt (Wc++0x-compat): Add Warning attribute.
13096 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13098 PR middle-end/30761
13099 * reload1.c (eliminate_regs_in_insn): In the single_set special
13100 case, attempt to re-recognize the insn before falling back to
13101 having reload fix it up.
13103 2007-02-20 Eric Christopher <echristo@gmail.com>
13105 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13106 Rewrite accordingly.
13107 (frv_read_iacc_argument): Ditto.
13108 (frv_expand_set_builtin): Take a call instead of arglist, update for
13110 (frv_expand_unop_builtin): Ditto.
13111 (frv_expand_binop_builtin): Ditto.
13112 (frv_expand_cut_builtin): Ditto.
13113 (frv_expand_binopimm_builtin): Ditto.
13114 (frv_expand_voidbinop_builtin): Ditto.
13115 (frv_expand_int_void2arg): Ditto.
13116 (frv_expand_prefetches): Ditto.
13117 (frv_expand_voidtriop_builtin): Ditto.
13118 (frv_expand_voidaccop_builtin): Ditto.
13119 (frv_expand_load_builtin): Ditto.
13120 (frv_expand_store_builtin): Ditto.
13121 (frv_expand_mdpackh_builtin): Ditto.
13122 (frv_expand_mclracc_builtin): Ditto.
13123 (frv_expand_mrdacc_builtin): Ditto.
13124 (frv_expand_mwtacc_builtin): Ditto.
13125 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13128 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13130 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13131 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13133 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13134 point instructions.
13135 * configure: Regenerate.
13136 * config.in: Regenerate.
13137 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13138 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13139 masks to power6 and power6x and to POWERPC_MASKS.
13140 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13142 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13143 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13144 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13145 Access PROTOTYPE as variable, not mask.
13147 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13149 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13150 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13151 * combine.c (adjust_for_new_dest): Use it.
13152 * postreload.c (reload_combine): Likewise.
13154 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13156 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13157 notes on an insn with multiple sets, even if single_set returns
13158 non-NULL for that insn.
13160 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13162 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13163 scalbn and scalbln.
13165 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13167 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13168 if user didn't pass it.
13169 * config/i386/darwin.h (CC1_SPEC): Likewise.
13170 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13171 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13172 -mmacosx-version-min.
13174 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13175 Uros Bizjak <ubizjak@gmail.com>
13177 * optabs.h (enum optab_index): Add new OTI_scalb.
13178 (scalb_optab): Define corresponding macro.
13179 * optabs.c (init_optabs): Initialize scalb_optab.
13180 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13182 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13183 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13184 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13185 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13186 flag_unsafe_math_optimizations is set.
13188 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13189 to implement scalbf, scalb and scalbl built-ins as inline x87
13192 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13193 DJ Delorie <dj@redhat.com>
13196 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13197 (diagnostic_report_diagnostic): ... here, and turn them into real
13198 errors. If warnings are inhibited, no need to do anything.
13200 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13202 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13203 better code generation.
13205 2007-02-20 Ben Elliston <bje@au.ibm.com>
13207 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13209 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13211 * config/alpha/alpha.c, config/alpha/alpha.md,
13212 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13213 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13214 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13215 config/arm/lib1funcs.asm: Follow spelling conventions.
13217 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13218 config/fr30/fr30.md, config/i386/i386.h,
13219 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13220 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13221 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13222 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13223 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13224 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13225 config/sparc/sparc.c, config/sparc/sparc.h,
13226 config/sparc/sparc.md, config/spu/constraints.md,
13227 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13230 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13233 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13236 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13238 * doc/invoke.texi (-ftree-lrs): Remove.
13240 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13242 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13245 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13247 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13248 new CALL_EXPR_FN macro for retrieving the function
13249 declaration of the input expression.
13251 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13253 * c.opt (Waddress): New.
13254 * common.opt (Walways-true): Delete.
13255 (Wstring-literal-comparison): Delete.
13256 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13257 -Wstring-literal-comparison. Add -Waddress.
13259 (Walways-true): Delete.
13260 (Wstring-literal-comparison): Delete.
13261 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13262 consistently instead of -Walways-true in example.
13263 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13264 * c-typeck.c (parser_build_binary_op): Replace
13265 -Wstring-literal-comparison and -Walways-true with -Waddress.
13266 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13269 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13271 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13272 without DECL_STRUCT_FUNCTION initialized.
13274 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13276 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13277 due to calls to functions taking pointers as parameters.
13279 2007-02-19 Richard Henderson <rth@redhat.com>
13282 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13285 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13287 * config/s390/s390.c (s390_call_saved_register_used,
13288 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13289 accessed to the new scheme.
13291 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13293 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13294 (cris_print_index, cris_print_operand, cris_print_operand_address)
13295 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13296 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13297 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13298 GET_CODE () == xxx.
13299 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13300 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13301 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13302 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13303 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13304 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13305 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13306 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13307 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13308 (uminsi3, call, call_value): Ditto.
13309 (define_split: indir_to_reg_split, unnamed): Ditto.
13311 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13313 PR tree-optimization/30975
13314 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13317 2007-02-18 Eric Christopher <echristo@gmail.com>
13319 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13320 Remove use of arglist.
13321 (mips_expand_builtin): Remove use of arglist, pass in expr.
13322 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13323 (mips_expand_builtin_movtf): Ditto.
13324 (mips_expand_builtin_compare): Ditto.
13326 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13328 * tree-sra.c (sra_build_assignment): Replace assertion
13329 checking with a comment explaining why it can't be done.
13331 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13333 PR middle-end/30833
13334 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13335 during CALL_EXPR representation conversion.
13336 * tree-ssa-propagate.c (set_rhs): Likewise.
13338 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13340 * tree-sra.c (sra_build_assignment): Disable assertion checking
13343 2007-02-18 Roger Sayle <roger@eyesopen.com>
13345 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13346 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13347 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13349 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13350 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13351 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13352 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13353 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13354 force_gimple_operand): Likewise.
13355 * ipa-cp.c (constant_val_insert): Likewise.
13356 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13357 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13358 perfect_nestify): Likewise.
13359 * langhooks.c (lhd_omp_assignment): Likewise.
13360 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13361 lower_copyprivate_clauses, lower_send_clauses,
13362 lower_send_shared_vars, expand_parallel_call,
13363 expand_omp_for_generic, expand_omp_for_static_nochunk,
13364 expand_omp_for_static_chunk, expand_omp_sections,
13365 lower_omp_single_copy, lower_omp_for_lastprivate,
13366 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13367 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13368 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13371 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13373 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13374 config/sh/sh.md: Follow spelling conventions.
13376 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13377 config/frv/predicates.md: Follow spelling conventions.
13379 * config/m68k/linux-unwind.h: Fix a comment typo.
13380 * target.h: Follow spelling conventions.
13382 2007-02-18 Roger Sayle <roger@eyesopen.com>
13384 PR rtl-optimization/28173
13385 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13386 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13387 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13388 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13389 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13391 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13393 * builtins.c (fold_builtin_load_exponent): New.
13394 (fold_builtin_2): Use it.
13396 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13398 PR rtl-optimization/30773
13399 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13400 if we fail to attach a REG_EQUIV note.
13402 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13403 Roger Sayle <roger@eyesopen.com>
13405 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13407 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13409 * calls.c (initialize_argument_information): Pass original EXP
13410 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13411 code to split complex arguments here, as part of initializing the
13413 (expand_call): Remove code that builds a list of arguments and
13414 inserts implicit arguments into it. Instead, just count how many
13415 implicit arguments there will be so we can determine the size of
13416 the ARGS array, and let initialize_argument_information do the work.
13417 (split_complex_values): Delete unused function.
13419 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13421 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13423 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13425 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13426 for arg pointer based indexed addressing.
13428 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13430 * config/ia64/ia64.h, config/ia64/ia64.md,
13431 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13432 spelling conventions.
13434 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13436 * config/m68k/m68k.c (split_di): New.
13437 * config/m68k/m68k-protos.h: Declare split_di.
13438 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13439 Improve predicate handling and split constant shifts.
13441 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13443 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13444 parameter for register bitfield operations, general predicates
13447 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13449 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13450 * config/m68k/linux-unwind.h: New file.
13452 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13454 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13455 config/i386/athlon.md, config/ia64/ia64.md,
13456 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13457 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13458 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13459 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13460 tree-vect-transform.c: Fix comment typos.
13462 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13464 * sched-deps.c (find_insn_list): Remove.
13465 * sched-int.h: Remove the prototype for find_insn_list.
13467 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13469 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13471 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13472 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13473 darwin_rs6000_override_options.
13474 (C_COMMON_OVERRIDE_OPTIONS): Expect
13475 darwin_macosx_version_min to be non-NULL always.
13476 (TARGET_C99_FUNCTIONS): Likewise.
13477 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13478 (DARWIN_MINVERSION_SPEC): New.
13479 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13480 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13482 (DARWIN_MINVERSION_SPEC): New.
13483 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13485 * config/darwin-c.c (darwin_cpp_builtins): Expect
13486 darwin_macosx_version_min to be non-NULL always.
13488 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13490 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13492 * config/i386/i386.h (x86_use_xchgb): New.
13493 (TARGET_USE_XCHGB): New macro.
13494 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13495 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13496 Split after reload into bswaphi for shifts of 8.
13497 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13498 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13499 or when optimizing for size.
13501 2007-02-16 Richard Guenther <rguenther@suse.de>
13502 Christian Bruel <christian.bruel@st.com>
13504 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13505 DECLs but prefer SSA_NAMEs over DECLs.
13507 2007-02-16 Richard Guenther <rguenther@suse.de>
13509 * tree-flow-inline.h (single_imm_use_p): Remove.
13510 (zero_imm_uses_p): Likewise.
13511 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13512 instead of single_imm_use_p.
13513 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13516 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13519 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13520 nested double- and backquotes.
13522 2007-02-15 Roger Sayle <roger@eyesopen.com>
13524 PR middle-end/30391
13525 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13526 should be unreachable.
13527 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13528 For the time being redirect GIMPLE_MODIFY_STMT to the new
13529 (renamed) build_gimple_modify_stmt_stat.
13530 (build2_gimple_stat): Rename to...
13531 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13532 Always build a GIMPLE_MODIFY_STMT node.
13533 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13534 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13537 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13538 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13539 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13540 expand_complex_div_wide): Likewise.
13541 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13542 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13543 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13544 * tree-ssa-loop-manip.c (create_iv): Likewise.
13545 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13546 abs_replacement): Likewise.
13547 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13548 realify_fake_stores): Likewise.
13550 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13551 node rather than a GIMPLE_MODIFY_STMT node.
13552 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13553 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13555 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13556 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13557 GIMPLE_MODIFY_STMT.
13559 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13561 PR middle-end/30433
13562 * fold-const.c (fold_comparison): Add back the
13563 folding of constant complex comparisions.
13565 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13567 PR middle-end/30729
13568 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13569 effects unknown to this function, return early.
13571 2007-02-15 Ian Lance Taylor <iant@google.com>
13573 * lower-subreg.c (move_eh_region_note): New static function.
13574 (resolve_simple_move): Call it.
13575 (decompose_multiword_subregs): Track blocks for which we resolve a
13576 simple move which is also a control flow insn. Pass them to
13577 find_many_sub_basic_blocks.
13578 (pass_lower_subreg): Add TODO_verify_flow.
13579 (pass_lower_subreg2): Likewise.
13581 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13582 Brooks Moses <brooks.moses@codesourcery.com>
13583 Lee Millward <lee.millward@codesourcery.com>
13585 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13586 (VL_EXP_CLASS_P): New.
13587 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13589 (TREE_OPERAND_CHECK_CODE): Likewise.
13590 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13591 (TREE_RTL_OPERAND_CHECK): Likewise.
13592 (tree_operand_check_failed): Make second parameter the whole tree
13593 instead of its code. Fixed callers.
13594 (VL_EXP_CHECK): New.
13595 (TREE_OPERAND_LENGTH): New.
13596 (VL_EXP_OPERAND_LENGTH): New.
13597 (CALL_EXPR_FN): New.
13598 (CALL_EXPR_STATIC_CHAIN): New.
13599 (CALL_EXPR_ARGS): New.
13600 (CALL_EXPR_ARG): New.
13601 (call_expr_nargs): New.
13602 (CALL_EXPR_ARGP): New.
13603 (build_nt_call_list): Declare.
13604 (build_vl_exp_stat): Declare.
13605 (build_vl_exp): New.
13606 (build_call_list): Declare.
13607 (build_call_nary): Declare.
13608 (build_call_valist): Declare.
13609 (build_call_array): Declare.
13610 (call_expr_arg): Declare.
13611 (call_expr_argp): Declare.
13612 (call_expr_arglist): Declare.
13613 (fold_build_call_list): Declare.
13614 (fold_build_call_list_initializer): Declare.
13615 (fold_call_expr): Declare to replace fold_builtin.
13616 (fold_builtin_fputs): Update to agree with modified definition.
13617 (fold_builtin_strcpy): Likewise.
13618 (fold_builtin_strncpy): Likewise.
13619 (fold_builtin_memory_chk): Likewise.
13620 (fold_builtin_stxcpy_chk): Likewise.
13621 (fold_builtin_strncpy_chk): Likewise.
13622 (fold_builtin_next_arg): Likewise.
13623 (fold_build_call_expr): Declare.
13624 (fold_builtin_call_list): Declare.
13625 (fold_builtin_call_valist): Declare.
13626 (build_call_expr): Declare.
13627 (validate_arglist): Update to agree with modified definition.
13628 (tree_operand_length): New.
13629 (call_expr_arg_iterator): New.
13630 (init_call_expr_arg_iterator): New.
13631 (next_call_expr_arg): New.
13632 (first_call_expr_arg): New.
13633 (more_call_expr_args_p): New.
13634 (FOR_EACH_CALL_EXPR_ARG): New.
13636 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13637 and tcc_gimple_stmt.
13638 (tree_code_size): Update documentation. Use sizeof (tree) rather
13639 than sizeof (char *).
13640 (tree_size): Likewise. Add case for tcc_vl_exp.
13641 (tree_node_structure): Add case for tcc_vl_exp.
13642 (contains_placeholder_p): Likewise.
13643 (substitute_in_expr): Likewise.
13644 (substitute_placeholder_in_expr): Likewise.
13645 (stabilize_reference_1): Likewise.
13646 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13647 to diagnose breakage of this interface for constructing CALL_EXPRs.
13648 (build_nt): Add similar assertion here.
13649 (build_nt_call_list): New.
13650 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13651 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13653 (get_callee_fndecl): Use new CALL_EXPR accessors.
13654 (tree_operand_check_failed): Change parameters to pass entire node
13655 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13656 (process_call_operands): New.
13657 (build_vl_exp_stat): New.
13658 (build_call_list): New.
13659 (build_call_nary): New.
13660 (build_call_valist): New.
13661 (build_call_array): New.
13662 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13663 (call_expr_arglist): New.
13665 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13666 tcc_vl_exp instead of a fixed-size tcc_expression.
13668 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13669 accessors for CALL_EXPRs.
13670 (AGGR_INIT_EXPR): Likewise.
13672 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13673 Brooks Moses <brooks.moses@codesourcery.com>
13674 Lee Millward <lee.millward@codesourcery.com>
13676 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13677 (expand_builtin_nonlocal_goto): Change parameter to be entire
13678 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13679 (expand_builtin_prefetch): Likewise.
13680 (expand_builtin_classify_type): Likewise.
13681 (mathfn_built_in): Return NULL_TREE instead of 0.
13682 (expand_errno_check): Use new CALL_EXPR accessors.
13683 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13684 Return NULL_RTX instead of 0.
13685 (expand_builtin_mathfn_2): Likewise.
13686 (expand_builtin_mathfn_3): Likewise.
13687 (expand_builtin_interclass_mathfn): Likewise.
13688 (expand_builtin_sincos): Likewise.
13689 (expand_builtin_cexpi): Likewise.
13690 (expand_builtin_int_roundingfn): Likewise.
13691 (expand_builtin_int_roundingfn_2): Likewise.
13692 (expand_builtin_pow): Likewise.
13693 (expand_builtin_powi): Likewise.
13694 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13695 of arglist, fixing callers appropriately. Use new CALL_EXPR
13696 accessors and constructors. Return NULL_RTX instead of 0.
13697 (expand_builtin_strstr): Likewise.
13698 (expand_builtin_strchr): Likewise.
13699 (expand_builtin_strrchr): Likewise.
13700 (expand_builtin_strpbrk): Likewise.
13701 (expand_builtin_memcpy): Likewise.
13702 (expand_builtin_mempcpy): Likewise.
13703 (expand_builtin_mempcpy_args): New.
13704 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13705 (expand_builtin_memmove_args): New.
13706 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13707 (expand_movstr): Likewise.
13708 (expand_builtin_strcpy): Likewise.
13709 (expand_builtin_strcpy_args): New.
13710 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13711 (expand_builtin_strncpy): Likewise.
13712 (expand_builtin_memset): Likewise.
13713 (expand_builtin_memset_args): New.
13714 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13715 (expand_builtin_memcmp): Likewise.
13716 (expand_builtin_strcmp): Likewise.
13717 (expand_builtin_strncmp): Likewise.
13718 (expand_builtin_strcat): Likewise.
13719 (expand_builtin_strncat): Likewise.
13720 (expand_builtin_strspn): Likewise.
13721 (expand_builtin_strcspn): Likewise.
13722 (expand_builtin_args_info): Likewise.
13723 (expand_builtin_va_start): Likewise.
13724 (gimplify_va_arg_expr): Likewise.
13725 (expand_builtin_va_end): Likewise.
13726 (expand_builtin_va_copy): Likewise.
13727 (expand_builtin_frame_address): Likewise.
13728 (expand_builtin_alloca): Likewise.
13729 (expand_builtin_bswap): Likewise.
13730 (expand_builtin_unop): Likewise.
13731 (expand_builtin_fputs): Likewise.
13732 (expand_builtin_expect): Likewise.
13733 (expand_builtin_fabs): Likewise.
13734 (expand_builtin_copysign): Likewise.
13735 (expand_builtin_printf): Likewise.
13736 (expand_builtin_fprintf): Likewise.
13737 (expand_builtin_sprintf): Likewise.
13738 (expand_builtin_init_trampoline): Likewise.
13739 (expand_builtin_signbit): Likewise.
13740 (expand_builtin_fork_or_exec): Likewise.
13741 (expand_builtin_sync_operation): Likewise.
13742 (expand_builtin_compare_and_swap): Likewise.
13743 (expand_builtin_lock_test_and_set): Likewise.
13744 (expand_builtin_lock_release): Likewise.
13745 (expand_builtin): Likewise.
13746 (builtin_mathfn_code): Likewise.
13748 (fold_builtin_constant_p): Pass call arguments individually instead
13749 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13750 accessors and constructors. Return NULL_TREE instead of 0.
13751 (fold_builtin_expect): Likewise.
13752 (fold_builtin_classify_type): Likewise.
13753 (fold_builtin_strlen): Likewise.
13754 (fold_builtin_nan): Likewise.
13755 (integer_valued_real_p): Likewise.
13756 (fold_trunc_transparent_mathfn): Likewise.
13757 (fold_fixed_mathfn): Likewise.
13758 (fold_builtin_cabs): Likewise.
13759 (fold_builtin_sqrt): Likewise.
13760 (fold_builtin_cbrt): Likewise.
13761 (fold_builtin_cos): Likewise.
13762 (fold_builtin_cosh): Likewise.
13763 (fold_builtin_tan): Likewise.
13764 (fold_builtin_sincos): Likewise.
13765 (fold_builtin_cexp): Likewise.
13766 (fold_builtin_trunc): Likewise.
13767 (fold_builtin_floor): Likewise.
13768 (fold_builtin_ceil): Likewise.
13769 (fold_builtin_round): Likewise.
13770 (fold_builtin_int_roundingfn): Likewise.
13771 (fold_builtin_bitop): Likewise.
13772 (fold_builtin_bswap): Likewise.
13773 (fold_builtin_logarithm): Likewise.
13774 (fold_builtin_hypot): Likewise.
13775 (fold_builtin_pow): Likewise.
13776 (fold_builtin_powi): Likewise.
13777 (fold_builtin_exponent): Likewise.
13778 (fold_builtin_memset): Likewise.
13779 (fold_builtin_bzero): Likewise.
13780 (fold_builtin_memory_op): Likewise.
13781 (fold_builtin_bcopy): Deleted; call site changed to invoke
13782 fold_builtin_memory_op directly.
13783 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13784 (fold_builtin_strncpy): Likewise.
13785 (fold_builtin_memcmp): Likewise.
13786 (fold_builtin_strcmp): Likewise.
13787 (fold_builtin_strncmp): Likewise.
13788 (fold_builtin_signbit): Likewise.
13789 (fold_builtin_copysign): Likewise.
13790 (fold_builtin_isascii): Likewise.
13791 (fold_builtin_toascii): Likewise.
13792 (fold_builtin_isdigit): Likewise.
13793 (fold_builtin_fabs): Likewise.
13794 (fold_builtin_abs): Likewise.
13795 (fold_builtin_fmin_fmax): Likewise.
13796 (fold_builtin_carg): Likewise.
13797 (fold_builtin_classify): Likewise.
13798 (fold_builtin_unordered_cmp): Likewise.
13800 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13801 New functions split out from fold_builtin_1.
13802 (fold_builtin_n): New.
13803 (fold_builtin_varargs): New.
13804 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13806 (fold_call_expr): New.
13807 (build_function_call_expr): Rewrite to use new helper function.
13808 (fold_builtin_call_list): New.
13809 (build_call_expr): New.
13810 (fold_builtin_call_valist): New.
13811 (rewrite_call_expr): New.
13812 (validate_arg): New.
13813 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13814 of an arglist. Change return type to bool. Use new CALL_EXPR
13817 (fold_builtin_strstr): Pass call arguments individually instead
13818 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13819 accessors and constructors. Return NULL_TREE instead of 0.
13820 (fold_builtin_strchr): Likewise.
13821 (fold_builtin_strrchr): Likewise.
13822 (fold_builtin_strpbrk): Likewise.
13823 (fold_builtin_strcat): Likewise.
13824 (fold_builtin_strncat): Likewise.
13825 (fold_builtin_strspn): Likewise.
13826 (fold_builtin_strcspn): Likewise.
13827 (fold_builtin_fputs): Likewise.
13828 (fold_builtin_next_arg): Likewise.
13829 (fold_builtin_sprintf): Likewise.
13831 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13832 NULL_RTX instead of 0.
13833 (expand_builtin_memory_chk): Likewise.
13834 (maybe_emit_chk_warning): Likewise.
13835 (maybe_emit_sprintf_chk_warning): Likewise.
13837 (fold_builtin_object_size): Pass call arguments individually instead
13838 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13839 accessors and constructors. Return NULL_TREE instead of 0.
13840 (fold_builtin_memory_chk): Likewise.
13841 (fold_builtin_stxcpy_chk): Likewise.
13842 (fold_builtin_strncpy_chk): Likewise.
13843 (fold_builtin_strcat_chk): Likewise.
13844 (fold_builtin_strcat_chk): Likewise.
13845 (fold_builtin_strncat_chk): Likewise.
13846 (fold_builtin_sprintf_chk): Likewise.
13847 (fold_builtin_snprintf_chk): Likewise.
13848 (fold_builtin_printf): Likewise.
13849 (fold_builtin_vprintf): Likewise.
13851 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13853 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13854 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13855 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13856 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13857 (fold_unary): Likewise.
13858 (fold_binary): Likewise.
13859 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13860 ternary expressions.
13861 (fold): Add logic for tcc_vl_exp.
13862 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13863 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13864 (fold_build3_stat): Add assertion to flag broken interface for
13865 constructing CALL_EXPRs.
13866 (fold_build_call_list): New.
13867 (fold_build_call_list_initializer): New.
13868 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13870 (fold_strip_sign_ops): Likewise.
13872 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13873 Brooks Moses <brooks.moses@codesourcery.com>
13874 Lee Millward <lee.millward@codesourcery.com>
13876 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13877 accessors and dump arguments explicitly.
13879 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13881 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13883 (print_call_name): Use new CALL_EXPR accessors.
13885 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13886 CALL_EXPR arguments explicitly instead of as a list. Use
13887 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13889 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13890 (vrp_visit_stmt): Likewise.
13892 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13893 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13895 (force_move_till_expr): Likewise.
13897 * targhooks.c (default_external_stack_protect_fail): Use
13898 build_call_expr instead of build_function_call_expr.
13899 (default_hidden_stack_protect_fail): Likewise.
13901 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13904 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13905 and walk arguments explicitly.
13907 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13908 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13909 (expand_simple_operations): Likewise.
13910 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13912 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13913 of TREE_CODE_LENGTH.
13914 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13916 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13917 instead of TREE_CODE_LENGTH.
13919 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13920 (tree_ic_transform): Likewise.
13921 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13922 parameter instead of arglist. Fix callers.
13923 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13924 (tree_stringops_transform): Likewise.
13925 (tree_indirect_call_to_profile): Likewise.
13926 (tree_stringops_values_to_profile): Likewise.
13928 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13929 (eliminate_tail_call): Likewise.
13931 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13933 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13934 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13936 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13938 * omp-low.c (build_omp_barrier): Use build_call_expr.
13939 (lower_rec_input_clauses): Likewise.
13940 (lower_reduction_clauses): Likewise.
13941 (expand_parallel_call): Likewise.
13942 (maybe_catch_exception): Likewise.
13943 (expand_omp_for_generic): Likewise.
13944 (expand_omp_for_static_nochunk): Likewise.
13945 (expand_omp_sections): Likewise.
13946 (lower_omp_single_simple): Likewise.
13947 (lower_omp_single_copy): Likewise.
13948 (lower_omp_master): Likewise.
13949 (lower_omp_ordered): Likewise.
13950 (lower_omp_critical): Likewise.
13952 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13953 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13955 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13956 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13957 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13959 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13960 and generalize to handle any number of operands.
13961 (chrec_contains_undetermined): Likewise.
13962 (tree_contains_chrecs): Likewise.
13963 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13965 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13967 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13968 fold_call_expr instead of fold_builtin.
13969 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13970 match declarations there.
13971 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13974 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13975 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13977 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13978 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13980 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13983 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13984 (execute_cse_sincos): Use new CALL_EXPR accessors.
13986 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13988 * gimple-low.c (lower_function_body): Use build_call_expr.
13989 (lower_builtin_setjmp): Likewise.
13991 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13992 (set_storage_via_libcall): Likewise.
13993 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13994 instead of TREE_CODE_LENGTH.
13995 (expand_expr_real_1): Use new CALL_EXPR accessors.
13997 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13998 generalize to handle any number of operands.
13999 (TB_parent_eq): Likewise.
14001 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14002 (strip_builtin_expect): Likewise.
14004 * function.c (gimplify_parameters): Use build_call_expr.
14006 * tree-vectorizer.c (vect_is_simple_reduction): Use
14007 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14009 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14010 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14012 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14015 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14016 (gimplify_decl_expr): Likewise.
14017 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14018 Use new CALL_EXPR iterators.
14019 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14020 (gimplify_modify_expr_to_memset): Likewise.
14021 (gimplify_variable_sized_compare): Likewise.
14022 (gimplify_omp_atomic_fetch_op): Likewise.
14023 (gimplify_omp_atomic_pipeline): Likewise.
14024 (gimplify_omp_atomic_mutex): Likewise.
14025 (gimplify_function_tree): Likewise.
14027 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14028 (call_expr_flags): Likewise.
14029 (expand_call): Likewise.
14031 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14032 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14035 * coverage.c (create_coverage): Use build_call_expr.
14037 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14038 (temp_call_expr_obstack): New.
14039 (pool_copy_list): Delete.
14040 (temp_copy_call_expr): New.
14041 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14042 CALL_EXPR accessors. Get rid of special goo for copying argument
14043 lists and use temp_copy_call_expr instead.
14044 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14045 CALL_EXPR accessors.
14046 (create_expression_by_pieces): Likewise. Use build_call_array
14047 to construct the result instead of fold_build3.
14048 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14049 dealing with argument lists.
14050 (init_pre): Remove references to expression_node_pool and
14051 list_node_pool. Init temp_call_expr_obstack instead.
14052 (fini_pre): Remove references to expression_node_pool and
14055 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14056 and walk arguments explicitly instead of as a list.
14058 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14059 (mx_register_decls): Likewise.
14060 (mudflap_register_call): Likewise.
14061 (mudflap_finish_file): Likewise.
14063 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14064 (ipa_callsite_compute_param): Likewise.
14066 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14067 accessors and constructor.
14069 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14070 accessors and constructor.
14071 (convert_tramp_reference): Likewise.
14072 (convert_call_expr): Likewise.
14073 (finalize_nesting_tree_1): Likewise.
14075 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14078 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14080 * tree-inline.c (initialize_inlined_parameters): Pass entire
14081 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14083 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14084 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14086 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14087 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14088 (vectorizable_reduction): Likewise.
14089 (vectorizable_call): Use new CALL_EXPR iterators.
14090 (vectorizable_conversion): Use build_call_expr.
14091 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14092 (vect_gen_widened_results_half): Use build_call_expr.
14093 (vect_setup_realignment): Likewise.
14094 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14096 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14097 (pass_through_call): Likewise.
14098 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14101 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14102 (tree_gen_pow2_profiler): Likewise.
14103 (tree_gen_one_value_profiler): Likewise.
14104 (tree_gen_ic_func_profiler): Likewise.
14105 (tree_gen_average_profiler): Likewise.
14106 (tree_gen_ior_profiler): Likewise.
14108 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14109 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14110 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14112 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14113 of TREE_CODE_LENGTH.
14115 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14116 of TREE_CODE_LENGTH.
14118 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14120 (convert_to_integer): Likewise.
14122 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14125 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14126 Brooks Moses <brooks.moses@codesourcery.com>
14127 Lee Millward <lee.millward@codesourcery.com>
14129 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14131 * config/frv/frv.c (frv_expand_builtin): Likewise.
14132 * config/s390/s390.c (s390_expand_builtin): Likewise.
14134 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14135 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14137 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14138 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14139 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14140 (ix86_expand_store_builtin): Likewise.
14141 (ix86_expand_unop_builtin): Likewise.
14142 (ix86_expand_unop1_builtin): Likewise.
14143 (ix86_expand_sse_compare): Likewise.
14144 (ix86_expand_sse_comi): Likewise.
14145 (ix86_expand_vec_init_builtin): Likewise.
14146 (ix86_expand_vec_ext_builtin): Likewise.
14147 (ix86_expand_vec_set_builtin): Likewise.
14148 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14150 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14151 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14153 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14154 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14155 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14157 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14159 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14160 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14161 arglist. Use new CALL_EXPR accessors. Fix callers.
14162 (altivec_expand_abs_builtin): Likewise.
14163 (rs6000_expand_binop_builtin): Likewise.
14164 (altivec_expand_predicate_builtin): Likewise.
14165 (altivec_expand_lv_builtin): Likewise.
14166 (spe_expand_stv_builtin): Likewise.
14167 (altivec_expand_stv_builtin): Likewise.
14168 (rs6000_expand_ternop_builtin): Likewise.
14169 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14170 (altivec_expand_st_builtin): Likewise.
14171 (altivec_expand_dst_builtin): Likewise.
14172 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14173 arglist. Use new CALL_EXPR accessors. Fix callers.
14174 (altivec_expand_vec_set_builtin): Likewise.
14175 (altivec_expand_vec_ext_builtin): Likewise.
14176 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14177 (spe_expand_builtin): Likewise.
14178 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14179 arglist. Use new CALL_EXPR accessors. Fix callers.
14180 (spe_expand_evsel_builtin): Likewise.
14181 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14182 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14184 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14185 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14186 (arm_expand_unop_builtin): Likewise.
14187 (arm_expand_builtin): Use new CALL_EXPR accessors.
14189 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14192 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14193 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14195 (bfin_expand_unop_builtin): Likewise.
14196 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14198 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14199 Brooks Moses <brooks.moses@codesourcery.com>
14200 Lee Millward <lee.millward@codesourcery.com>
14202 * c-semantics.c (build_stmt): Add internal diagnostic check.
14204 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14205 accessors. Print arguments explicitly instead of as a list.
14207 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14209 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14210 (c_finish_omp_flish): Likewise.
14212 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14213 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14214 instead of TREE_CODE_LENGTH.
14215 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14216 (c_warn_unused_result): Likewise.
14218 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14221 * doc/invoke.texi (Warning Options): Remove
14222 -Werror-implicit-function-declaration.
14223 (Wimplicit-function-declaration): Update description.
14224 * opts.c (common_handle_option): Move handling of -Werror=* to...
14225 (enable_warning_as_error): ...here.
14226 * opts.h (enable_warning_as_error): Declare.
14227 * c-decl.c (implicit_decl_warning): Unless
14228 -Wno-implicit-function-declaration is given, emit a pedwarn if
14229 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14230 * c.opt (Wimplicit-function-declaration): Replace
14231 mesg_implicit_function_declaration with
14232 warn_implicit_function_declaration.
14233 * c-opts.c (c_common_handle_option):
14234 -Werror-implicit-function-declaration is exactly equal as
14235 -Werror=implicit-function-declaration.
14236 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14237 warn_implicit_function_declaration.
14238 (c_common_post_options): -Wimplict-function-declaration is enabled
14239 by default by -std=c99, otherwise is disabled by default.
14240 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14242 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14244 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14245 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14246 former is ignored but not the latter.
14248 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14250 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14251 is made and the reference doesn't use the alias set of its type,
14252 do not create the temporary using that type.
14254 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14256 * jump.c: Remove prototypes for delete_computation and
14257 delete_prior_computation.
14259 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14261 * jump.c (get_label_after): Delete.
14262 (get_label_before, delete_computation, delete_jump,
14263 delete_prior_computation, follow_jumps): Move...
14264 * reorg.c (delete_computation, delete_prior_computation): ... here...
14265 (get_label_before, delete_jump): ... making these static ...
14266 (follow_jumps): ... and simplifying this since it only runs after
14268 * rtl.h (get_label_after, get_label_before, delete_jump,
14269 follow_jumps): Delete prototypes.
14271 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14273 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14275 2007-02-15 Nick Clifton <nickc@redhat.com>
14277 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14278 order to prevent it from being munged by the target.
14280 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14282 * config/i386/i386.md: Remove misleading comment.
14284 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14286 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14287 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14290 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14292 * tree-sra.c (instantiate_missing_elements): Canonicalize
14294 (sra_build_assignment): New.
14295 (generate_copy_inout, generate_element_copy,
14296 generate_element_zero, generate_one_element_init): Use it.
14298 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14300 * tree-sra.c (instantiate_missing_elements): Canonicalize
14302 (sra_build_assignment): New.
14303 (generate_copy_inout, generate_element_copy,
14304 generate_element_zero, generate_one_element_init): Use it.
14306 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14308 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14311 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14313 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14314 types as aggregates not scalars.
14315 * function.c (assign_stack_temp_for_type): Likewise.
14317 2007-02-14 Roger Sayle <roger@eyesopen.com>
14318 Zdenek Dvorak <dvorakz@suse.cz>
14320 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14323 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14325 * passes.c (next_pass_1): Clear the next field of the copied
14328 2007-02-14 Richard Henderson <rth@redhat.com>
14330 * tree-sra.c (early_sra): New.
14331 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14332 (tree_sra_early, pass_sra_early): New.
14333 * tree-pass.h (pass_sra_early): Declare.
14334 * passes.c (init_optimization_passes): Use it.
14336 2007-02-14 Richard Guenther <rguenther@suse.de>
14338 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14340 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14342 PR tree-optimization/30771
14343 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14345 (vect_analyze_operations): Induction phis can now be marked as
14347 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14348 Update documentation accordingly.
14350 2007-02-14 Nick Clifton <nickc@redhat.com>
14352 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14353 most 3 arguments are supported.
14354 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14356 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14358 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14359 Ensure dst->current is valid.
14361 2007-02-13 Paul Brook <paul@codesourcery.com>
14363 * config.gcc: Add arm*-*-uclinux-*eabi.
14364 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14365 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14366 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14367 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14368 (LINK_SPEC): Define.
14369 (LIB_SPEC): Define.
14370 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14372 * config/arm/uclinux-eabi.h: New file.
14373 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14374 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14377 2007-02-13 Ian Lance Taylor <iant@google.com>
14379 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14380 * flags.h (warn_strict_overflow): Declare.
14381 (enum warn_strict_overflow_code): Define.
14382 (issue_strict_overflow_warning): New static inline function.
14383 * opts.c (warn_strict_overflow): New variable.
14384 (common_handle_option): Handle OPT_Wstrict_overflow and
14385 OPT_Wstrict_overflow_.
14386 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14388 * fold-const.c: Include intl.h.
14389 (fold_deferring_overflow_warnings): New static variable.
14390 (fold_deferred_overflow_warning): New static variable.
14391 (fold_deferred_overflow_code): New static variable.
14392 (fold_defer_overflow_warnings): New function.
14393 (fold_undefer_overflow_warnings): New function.
14394 (fold_undefer_and_ignore_overflow_warnings): New function.
14395 (fold_deferring_overflow_warnings_p): New function.
14396 (fold_overflow_warning): New static function.
14397 (make_range): Add strict_overflow_p parameter. Change all
14399 (extract_muldiv, extract_muldiv_1): Likewise.
14400 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14401 tree_expr_nonnegative_p.
14402 (fold_negate_expr): Call fold_overflow_warning.
14403 (fold_range_test): Likewise.
14404 (fold_comparison): Likewise.
14405 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14406 instead of tree_expr_nonnegative_p.
14407 (tree_expr_nonnegative_warnv_p): Rename from
14408 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14409 (tree_expr_nonnegative_p): New function.
14410 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14411 strict_overflow_p parameter.
14412 (tree_expr_nonzero_p): New function.
14413 * passes.c (verify_interpass_invariants): New static function.
14414 (execute_one_pass): Call it.
14415 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14417 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14418 (estimate_numbers_of_iterations): Likewise.
14419 (scev_probably_wraps_p): Likewise.
14420 * tree-ssa-ccp.c: Include "toplev.h".
14421 (evaluate_stmt): Defer fold overflow warnings until we know we are
14423 (struct fold_stmt_r_data): Add stmt field.
14424 (fold_stmt_r): Defer fold overflow warnings until we know we
14426 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14427 (fold_stmt_inplace): Likewise.
14428 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14429 (cleanup_control_expr_graph): Defer fold overflow warnings until
14430 we know we are going to optimize.
14431 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14432 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14434 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14435 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14436 * tree-ssa-loop-manip.c (create_iv): Likewise.
14437 * c-typeck.c (build_conditional_expr): Likewise.
14438 (build_binary_op): Likewise.
14439 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14440 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14441 (extract_range_from_unary_expr): Likewise.
14442 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14443 assuming that signed overflow does not occur.
14444 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14445 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14446 (fold_defer_overflow_warnings): Declare.
14447 (fold_undefer_overflow_warnings): Declare.
14448 (fold_undefer_and_ignore_overflow_warnings): Declare.
14449 (fold_deferring_overflow_warnings_p): Declare.
14450 (tree_expr_nonzero_warnv_p): Declare.
14451 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14452 of warning options.
14453 (Warning Options): Document -Wstrict-overflow.
14454 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14455 (tree-ssa-ccp.o): Likewise.
14456 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14457 (fold-const.o): Depend on intl.h.
14459 2007-02-13 Ian Lance Taylor <iant@google.com>
14461 PR middle-end/30751
14462 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14465 2007-02-13 Stuart Hastings <stuart@apple.com>
14467 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14469 2007-02-13 Richard Henderson <rth@redhat.com>
14471 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14472 handled_component_p before looking for the indirect_ref.
14474 2007-02-13 Richard Henderson <rth@redhat.com>
14476 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14477 remove flags clobber.
14478 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14479 (bswaphi_lowpart): New.
14480 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14481 remove TARGET_BSWAP test. Delete expander of the same name.
14483 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14484 (expand_unop): Use them.
14486 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14488 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14489 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14490 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14491 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14492 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14493 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14494 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14495 assembler dialect choice from asm templates.
14497 2007-02-12 Richard Henderson <rth@redhat.com>
14499 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14500 (fixuns_trunc<SSEMODEF>si2): Use it.
14501 * config/i386/sse.md (vec_setv4sf_0): Export.
14502 * config/i386/i386.c (ix86_build_const_vector): Export.
14503 (ix86_split_convert_uns_si_sse): Rename from
14504 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14505 * config/i386/i386-protos.h: Update.
14507 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14510 * c-typeck.c (c_finish_return): Improve warning message.
14512 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14514 * alias.c (find_symbolic_term): Delete unused function.
14516 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14518 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14519 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14520 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14522 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14524 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14525 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14526 the function, temporarily point the debug interface to the null one.
14528 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14530 * dwarf2out.c (round_up_to_align): New static function.
14531 (field_byte_offset): Use it to round the offset.
14533 2007-02-12 Richard Henderson <rth@redhat.com>
14535 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14536 (inswl_const): Export.
14538 2007-02-12 Richard Henderson <rth@redhat.com>
14540 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14541 result mode of the libcall, convert back to outmode.
14543 2007-02-12 Roger Sayle <roger@eyesopen.com>
14545 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14546 (bswapdi2): New define_expand to implement 32-bit implementation.
14548 2007-02-12 Nick Clifton <nickc@redhat.com>
14550 * doc/invoke.texi (Overall Options): Document --help=.
14551 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14552 (cc1_options): Pass --help= on to cc1.
14553 (display_help): Add description of --help=.
14554 (process_command): Add code to handle --help=. Allow translated
14555 --help and --target-help switches to be passed on to compiler
14557 (main): Remove unused if statement.
14558 * opts.c (columns): Remove.
14559 (LEFT_COLUMN): Define.
14560 (wrap_help): Add columns argument.
14561 (print_filtered_help): Change parameters to be an include bitmask,
14562 an exclude bitmask, an any bitmask and the column width. Move the
14563 code to display the params list here. Add code to display the
14564 status of options rather than their descriptions if the quiet flag
14566 (print_specific_help): Change parameters to be an include bitmask,
14567 an exclude bitmask and an any bitmask. Move code to look up the
14568 column width here. Decide upon the title for an options listing.
14569 (common_handle_options): Add code to handle --help=. Adapt code
14570 for --help and --target-help to use the revised form of the
14571 print_specific_help function.
14572 (print_help): Delete.
14573 (print_param_help): Delete.
14574 (print_switch): Delete.
14575 * opts.h (cl_lang_count): Add prototype.
14576 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14577 CL_MAX_OPTION_CLASS): New defines.
14578 * optc-gen.awk: Add construction of cl_lang_count.
14579 * c.opt: Add Warning attribute to warning options and Optimization
14580 attribute to optimization options.
14581 * common.opt: Likewise.
14583 Add -fhelp and -ftarget-help as aliases for the transformed --help
14584 and --target-help options.
14585 * opt-functions.awk: Add code to handle Warning and Optimization
14588 2007-02-12 Richard Henderson <rth@redhat.com>
14590 * config/alpha/constraints.md: New file.
14591 * config/alpha/alpha.c: Include tm-constrs.h.
14592 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14593 alpha_extra_constraint): Remove.
14594 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14595 * config/alpha/alpha-protos.h: Update.
14596 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14597 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14598 (EXTRA_CONSTRAINT): Remove.
14599 * config/alpha/alpha.md: Include constraints.md.
14600 (adddi splitter): Use satisfies_constraint_*.
14601 * config/alpha/predicates.md (add_operand): Likewise.
14602 (sext_add_operand, addition_operation): Likewise.
14604 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14606 PR tree-optimization/29145
14607 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14608 in our handling of restrict qualified pointers.
14610 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14613 * doc/invoke.texi (Wunused-value): Update description.
14614 (Wextra): Delete item.
14615 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14616 value of Wunused-value.
14617 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14618 (c_finish_stmt_expr): Don't check extra_warnings.
14619 (emit_side_effect_warnings): The caller is responsible to check
14622 2007-02-11 Roger Sayle <roger@eyesopen.com>
14623 Matt Thomas <matt@3am-software.com>
14625 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14627 2007-02-11 Roger Sayle <roger@eyesopen.com>
14629 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14630 comparisons of POPCOUNT against zero.
14631 (simplify_const_relational_operation): Likewise.
14633 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14635 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14637 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14639 * dwarf2out.c (root_type): Delete unused function.
14641 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14643 * genattrtab.c (contained_in_p): Delete unused function.
14644 (write_expr_attr_cache): Likewise.
14646 2007-02-11 Jan Hubicka <jh@suse.cz>
14648 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14651 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14653 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14654 to add the REG_EQ* note.
14655 * see.c (see_merge_one_use_extension): Likewise.
14656 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14657 turn REG_EQUAL notes into REG_EQUIV notes if the target
14658 register may have more than one set.
14659 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14660 * gcse.c (try_replace_reg): Likewise.
14661 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14662 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14663 more than one REG_EQUIV note.
14664 * reload1.c (gen_reload): Use set_unique_reg_note.
14666 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14668 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14669 (ix86_builtin_conversion): New function.
14671 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14674 * tree.h (DECL_REPLACEABLE_P): New macro.
14675 * except.c (set_nothrow_function_flags): Likewise.
14677 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14678 Ira Rosen <irar@il.ibm.com>
14679 Dorit Nuzman <dorit@il.ibm.com>
14681 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14682 * targhooks.c (default_builtin_vectorized_conversion): New.
14683 * targhooks.h (default_builtin_vectorized_function): New declaration.
14684 * target.h (struct vectorize): Add builtin_conversion field.
14685 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14686 stmt_vec_info_type value.
14687 (vectorizable_conversion): New declaration.
14688 * tree-vect-analyze.c (vect_analyze_operations): Add
14689 vectorizable_conversion call.
14690 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14691 * tree-vect-transform.c (vectorizable_conversion): New function.
14692 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14693 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14695 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14696 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14697 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14698 or ALTIVEC_BUILTIN_VCFSX.
14700 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14703 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14704 CONST_DOUBLE and operand 0 is a hard register.
14705 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14706 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14707 is a hard floating-point register.
14709 2007-02-10 Richard Henderson <rth@redhat.com>
14710 Jakub Jelinek <jakub@redhat.com>
14711 Alexandre Oliva <aoliva@redhat.com>
14713 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14714 * builtin-types.def (BT_WORD): Make unsigned.
14715 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14716 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14717 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14718 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14719 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14720 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14722 * expr.c (emutls_var_address): New.
14723 (expand_expr_real_1): Expand emulated tls.
14724 (expand_expr_addr_expr_1): Likewise.
14725 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14726 * output.h (emutls_finish): Declare.
14727 * toplev.c (compile_file): Call it.
14728 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14729 address before wrapping in CONST.
14730 * varasm.c (emutls_htab, emutls_object_type): New.
14731 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14732 (get_emutls_object_name, get_emutls_object_type): New.
14733 (get_emutls_init_templ_addr, emutls_decl): New.
14734 (emutls_common_1, emutls_finish): New.
14735 (assemble_variable): When emulating tls, swap decls; generate
14736 constructor for the emutls objects.
14737 (do_assemble_alias): When emulating tls, swap decl and target name.
14738 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14740 * varpool.c (decide_is_variable_needed): Look at force_output.
14741 Recurse for emulated tls.
14742 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14743 with decide_is_variable_needed.
14744 * emutls.c: New file.
14745 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14746 tls_object for real tls.
14748 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14750 PR rtl-optimization/29599
14751 * reload1.c (eliminate_regs_in_insn): Take the destination
14752 mode into account when computing the offset.
14754 2007-02-09 Stuart Hastings <stuart@apple.com>
14755 Richard Henderson <rth@redhat.com>
14757 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14758 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14759 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14760 fixuns_truncdfhi2): New.
14761 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14762 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14763 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14764 (floatunssidf2): Allow nonimmediate source.
14765 * config/i386/sse.md (movdi_to_sse): New.
14766 (vec_concatv2di): Drop '*'.
14767 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14768 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14769 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14771 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14772 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14773 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14774 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14775 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14776 ix86_build_const_vector.
14777 (x86_emit_floatuns): Rewrite.
14779 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14781 * genautomata.c (longest_path_length): Delete unused function.
14782 (struct state): Delete unused longest_path_length.
14783 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14784 (get_free_state): Delete unused.
14786 2007-02-09 Jan Hubicka <jh@suse.cz>
14788 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14789 * doc/invoke.texi (inline-unit-growth): Update default value.
14791 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14792 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14793 (rebuild_cgraph_edges): Likewise.
14794 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14795 (dump_cgraph_node): Dump frequencies.
14796 (cgraph_clone_edge): Add frequency scales.
14797 (cgraph_clone_node): Add freuqnecy.
14798 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14799 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14800 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14801 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14802 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14803 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14804 (save_inline_function_body): Likewise.
14805 * ipa-inline.c: inluce rtl.h
14806 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14807 (cgraph_edge_badness): Use frequencies.
14808 (cgraph_decide_recursive_inlining): Update clonning.
14809 (cgraph_decide_inlining_of_small_function): Dump frequency.
14810 * predict.c (estimate_bb_frequencies): Export.
14811 * predict.h (estimate_bb_frequencies): Declare.
14812 * tree-inline.c (copy_bb): Watch overflows.
14813 (expand_call_inline): Update call of cgraph_create_edge.
14814 (optimize_inline_calls): Use TODO flags to update frequnecies.
14815 * passes.h: Include predict.h
14816 (init_optimization_passes): Move profile ahead.
14817 (execute_function_todo): Handle TODO_rebuild_frequencies.
14819 2007-02-09 Roger Sayle <roger@eyesopen.com>
14821 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14822 the insbl or inswl pattern into a register.
14824 2007-02-09 Roger Sayle <roger@eyesopen.com>
14826 * config/ia64/ia64.md (bswapdi2): New define_insn.
14828 2007-02-09 Richard Henderson <rth@redhat.com>
14830 * config/i386/constraints.md (Ym): New constraint.
14831 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14832 (movdi_1_rex64): Split sse and xmm general register moves from
14833 memory move alternatives. Use conditional register constraints.
14834 (movsf_1, movdf_integer): Likewise.
14835 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14836 (movdf_integer_rex64): New.
14837 (pushsf_rex64): Fix output constraints.
14838 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14839 (sse2_stored): Likewise.
14840 (sse2_storeq_rex64): New.
14841 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14842 amd and not generic.
14843 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14844 for optimize_size. Remove SF/DFmode hack.
14846 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14848 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14851 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14852 Richard Sandiford <richard@codesourcery.com>
14854 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14855 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14856 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14857 m68k/t-mlib to tmake_file.
14858 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14859 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14860 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14861 Allow it to be cf or m68k. Set m68k_arch_family. If that
14862 variable is not empty, add t-$m68k_arch_family to tmake_file.
14863 Add t-mlibs to tmake_file.
14864 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14865 * config/m68k/t-cf: New file.
14866 * config/m68k/t-m68k: Likewise.
14867 * config/m68k/t-mlibs: Likewise.
14868 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14869 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14870 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14871 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14872 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14874 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14875 (INSTALL_LIBGCC): Delete.
14876 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14877 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14878 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14879 (M68K_MLIB_CPU): Define.
14880 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14881 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14882 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14884 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14885 Richard Guenther <rguenther@suse.de>
14887 PR middle-end/23361
14888 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14889 against INT_MIN/INT_MAX.
14890 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14891 file if a loop is removed.
14893 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14895 * calls.c (store_one_arg): Pass correct alignment to
14896 emit_push_insn for non-BLKmode values.
14897 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14898 unaligned stack slot via a suitably aligned slot.
14900 2007-02-08 DJ Delorie <dj@redhat.com>
14902 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14904 (legal_subregs): Use unsigned char, make const.
14905 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14907 2007-02-08 Paul Brook <paul@codesourcery.com>
14909 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14910 special interworking needed.
14912 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14914 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14915 conditional to __SSE2__.
14916 (Entries below should have been added to first ChangeLog
14917 entry for amdfam10 dated 2007-02-05)
14918 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14920 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14922 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14925 2007-02-08 DJ Delorie <dj@redhat.com>
14927 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14928 * config/m32c/m32c.c (legal_subregs): New.
14929 (m32c_illegal_subreg_p): New.
14930 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14931 unsupported subregs of hard regs.
14933 2007-02-08 Jan Hubicka <jh@suse.cz>
14935 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14936 the same one; always update histograms.
14938 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14940 * passes.c (init_optimization_passes): Tidy comment.
14942 2007-02-08 Roger Sayle <roger@eyesopen.com>
14944 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14945 strip zero_extend, bswap and rotates from POCOUNT's argument.
14946 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14947 zero_extend and rotates from PARITY's argument.
14948 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14949 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14950 of an integer constant at compile-time.
14952 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14955 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14957 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14960 * tree-ssa-live.c (remove_unused_locals): Do not remove
14961 TREE_ADDRESSABLE variables.
14962 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14963 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14964 FOR_CLOBBER. Update all users.
14965 If VAR has an associated alias set, add a virtual operand for
14966 it if no alias is found to conflict with the memory reference.
14968 2007-02-07 Jan Hubicka <jh@suse.cz>
14969 Robert Kidd <rkidd@crhc.uiuc.edu>
14971 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14973 2007-02-07 Ian Lance Taylor <iant@google.com>
14975 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14977 2007-02-07 Roger Sayle <roger@eyesopen.com>
14979 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14980 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14981 tablejumpdi, movsi_to_cr_one): Remove constraints from
14982 define_expand's match_operands.
14984 2007-02-07 Roger Sayle <roger@eyesopen.com>
14986 * global.c (compute_regsets): Move declatation of "i" inside of
14987 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14989 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14992 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14993 of INDIRECT_REF <RESULT_DECL>.
14995 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14997 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14998 Kaz Kojima <kkojima@gcc.gnu.org>
15001 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15003 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15005 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15007 * doc/loop.texi: Document possibility not to perform disambiguation
15008 of loops with multiple latches.
15009 * cfgloopmanip.c (alp_enum_p): Removed.
15010 (add_loop): Handle subloops. Use get_loop_body_with_size.
15011 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15012 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15013 the new forwarder block.
15014 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15015 Handle the case latch is NULL.
15016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15017 modifications when marking loop exits.
15018 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15020 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15021 disambiguate_loops_with_multiple_latches.
15022 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15023 before fix_loop_structure.
15024 * cfgloop.c: Include pointer-set.h and output.h.
15025 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15026 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15027 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15028 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15029 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15030 disambiguate_multiple_latches, get_loop_body_with_size,
15031 disambiguate_loops_with_multiple_latches): New functions.
15032 (flow_loop_dump): Dump multiple latch edges.
15033 (flow_loop_nodes_find): Handle loops with multiple latches.
15034 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15035 (glb_enum_p): Modified.
15036 (get_loop_body): Use get_loop_body_with_size.
15037 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15038 (AVOID_CFG_MODIFICATIONS): New constant.
15039 (disambiguate_loops_with_multiple_latches, add_loop,
15040 get_loop_body_with_size): Declare.
15041 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15043 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15045 PR inline-asm/28686
15046 * global.c (compute_regsets): New function.
15047 (global_alloc): Refactored ELIMINABLE_REGSET
15048 and NO_GLOBAL_ALLOC_REGS computation out.
15049 (rest_of_handle_global_alloc): Call compute_regsets()
15050 for non-optimizing case.
15052 2007-02-06 Richard Henderson <rth@redhat.com>
15054 * config/i386/constraints.md (Y2): Rename from Y.
15055 (Yi): New constraint.
15056 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15057 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15058 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15059 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15060 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15061 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15062 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15063 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15064 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15065 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15066 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15067 vec_extractv2si_1): Change Y constraints to Y2.
15068 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15069 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15070 Change Y constraints to Y2.
15071 (sse2_loadld): Change Y constraints to x.
15073 2007-02-06 Roger Sayle <roger@eyesopen.com>
15075 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15076 (parity<mode>2): New define_expand using rs6000_emit_parity.
15077 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15078 rs6000_emit_parity): New functions.
15079 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15080 rs6000_emit_parity): Prototype here.
15082 2007-02-06 Ian Lance Taylor <iant@google.com>
15084 * lower-subreg.c (simple_move_operand): Reject CONST.
15085 (resolve_clobber): Call validate_change rather than directly
15086 assigning to XEXP (pat, 0).
15088 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15090 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15091 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15092 (tree-cfg.o): Remove hashtab.h dependency.
15094 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15095 (struct ivopts_data): Change niters to pointer_map_t.
15096 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15097 (niter_for_exit): Create pointer_map on demand. Change for
15099 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15100 (free_loop_data): Destroy data->niters if created and reset field.
15101 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15102 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15104 * tree-ssa-reassoc.c: Include pointer-set.h.
15105 (bb_rank): Change to long *.
15106 (operand_rank): Change to pointer_map_t.
15107 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15108 (insert_operand_rank): Accept long.
15109 (operand_entry_hash, operand_entry_eq): Remove.
15110 (get_rank): Return long. Adjust for changes above.
15111 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15113 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15115 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15116 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15117 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15119 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15120 directly since it cannot be NULL.
15121 (get_vi_for_tree): Rewrite for pointer_map API.
15122 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15123 (init_alias_vars): Create vi_for_tree as pointer_map.
15124 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15126 * tree-cfg.c: Don't include hashtab.h.
15127 (edge_to_cases): Declare as pointer_map.
15128 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15130 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15131 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15132 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15134 (record_switch_edge): Delete.
15135 (get_cases_for_edge): Adjust for pointer_map API, inline
15136 record_switch_edge (rewritten for new API), remove goto.
15138 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15140 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15141 * tree-nested.c: Include pointer-set.h.
15142 (var_map_elt, var_map_eq, var_map_hash): Delete.
15143 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15144 to pointer_map_t's.
15145 (nesting_info_bitmap_obstack): New.
15146 (lookup_field_for_decl): Adjust for pointer_map API.
15147 (lookup_tramp_for_decl): Adjust for pointer_map API.
15148 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15149 (get_local_debug_decl): Adjust for pointer_map API.
15150 (convert_nl_goto_reference): Adjust for pointer_map API.
15151 (convert_nl_goto_receiver): Adjust for pointer_map API.
15152 (create_nesting_tree): Create outside GGC space. Create bitmap on
15153 the new obstack. Create field_map and var_map as pointer_maps.
15154 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15156 (lower_nested_functions): Move root here, no need to NULL it.
15157 Initialize and release the obstack.
15159 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15161 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15162 Remove prototypes and make them non-static.
15163 (struct tree_int_map): Remove.
15164 * tree.h (struct tree_int_map): Move here, turning TO into an
15166 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15168 * tree.h (TREE_COMPLEXITY): Remove.
15169 (struct tree_exp): Remove complexity field.
15170 * tree.c (build1_stat): Don't set it.
15172 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15173 Victor Kaplansky <victork@il.ibm.com>
15175 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15176 (vect_is_simple_reduction): Support reduction with induction as
15177 one of the operands.
15178 (vect_is_simple_iv_evolution): Fix formatting.
15179 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15180 formatting. Don't mark induction phis for vectorization.
15181 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15182 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15183 (vect_get_vec_def_for_operand): Support induction.
15184 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15186 (vectorizable_reduction): Support reduction with induction as one of
15188 (vectorizable_type_demotion): Use def-type of stmt argument rather
15189 than dummy def-type.
15191 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15192 flag_tree_scev_cprop.
15193 * common.opt (tree-scev-cprop): New flag.
15195 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15196 call to vect_get_new_vect_var.
15198 2007-02-06 Ira Rosen <irar@il.ibm.com>
15200 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15201 vectype is not NULL.
15202 (vect_pattern_recog_1): Likewise.
15204 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15206 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15207 (fold_negate_expr): Likewise.
15209 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15212 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15213 even if cv-qualification is the same.
15215 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15217 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15218 __enable_execute_stack on completion.
15220 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15222 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15223 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15224 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15225 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15226 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15227 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15228 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15229 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15231 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15233 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15234 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15235 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15236 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15237 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15238 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15239 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15240 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15241 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15242 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15243 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15244 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15245 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15246 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15247 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15248 sqrtextenddfxf2_i387): Added amdfam10_decode.
15250 * config/i386/athlon.md (athlon_idirect_amdfam10,
15251 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15252 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15253 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15254 athlon_ivector_store_amdfam10): New define_insn_reservation.
15255 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15258 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15260 * config/i386/athlon.md (athlon_call_amdfam10,
15261 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15262 define_insn_reservation.
15263 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15264 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15265 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15269 * config/i386/athlon.md (athlon_sseld_amdfam10,
15270 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15271 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15275 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15276 define_insn_reservation.
15277 * config/i386/i386.md (sseins): Added sseins to define_attr type
15278 and define_attr unit.
15279 * config/i386/sse.md: Set type attribute to sseins for insertq
15282 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15284 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15285 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15286 ssecomi_load_amdfam10, ssecomi_amdfam10,
15287 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15288 define_insn_reservation.
15289 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15291 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15293 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15294 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15295 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15296 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15297 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15298 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15299 define_insn_reservation.
15301 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15302 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15303 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15304 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15305 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15307 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15309 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15310 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15311 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15312 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15313 athlon_ssemul_load_k8): Added amdfam10.
15315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15317 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15318 (x86_sse_unaligned_move_optimal): New variable.
15320 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15322 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15323 for unaligned vector SSE double/single precision loads for AMDFAM10.
15325 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15327 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15328 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15329 Define TARGET_CPU_DEFAULT_amdfam10.
15330 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15331 (processor_type): Add PROCESSOR_AMDFAM10.
15333 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15334 processor_type in config/i386/i386.h.
15335 Enable imul peepholes for TARGET_AMDFAM10.
15337 * config.gcc: Add support for --with-cpu option for amdfam10.
15339 * config/i386/i386.c (amdfam10_cost): New variable.
15340 (m_AMDFAM10): New macro.
15341 (m_ATHLON_K8_AMDFAM10): New macro.
15342 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15343 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15344 x86_promote_QImode, x86_integer_DFmode_moves,
15345 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15346 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15347 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15348 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15349 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15350 Enable/disable for amdfam10.
15351 (override_options): Add amdfam10_cost to processor_target_table.
15352 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15353 processor_alias_table.
15354 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15355 (ix86_adjust_cost): Add code for amdfam10.
15357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15359 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15360 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15361 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15362 * config/i386/i386.h: Add builtin definition for SSE4A.
15363 * config/i386/i386.md: Add support for ABM instructions
15364 (popcnt and lzcnt).
15365 * config/i386/sse.md: Add support for SSE4A instructions
15366 (movntss, movntsd, extrq, insertq).
15367 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15368 Add -march=amdfam10 flag.
15369 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15370 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15372 * doc/extend.texi: Add documentation for SSE4A builtins.
15374 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15376 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15378 2007-02-05 Richard Guenther <rguenther@suse.de>
15380 * tree-vectorizer.h (vectorizable_function): Add argument type
15381 argument, change return type.
15382 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15383 * tree-vect-transform.c (vectorizable_function): Handle extra
15384 argument, return vectorized function decl.
15385 (build_vectorized_function_call): Remove.
15386 (vectorizable_call): Handle calls with result and argument types
15387 differing. Handle loop vectorization factor correctly.
15388 * targhooks.c (default_builtin_vectorized_function): Adjust for
15390 * targhooks.h (default_builtin_vectorized_function): Likewise.
15391 * target.h (builtin_vectorized_function): Add argument type
15393 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15394 extra argument, allow vectorizing of lrintf.
15395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15396 documentation of target hook.
15398 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15401 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15402 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15403 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15405 2007-02-05 Roger Sayle <roger@eyesopen.com>
15407 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15408 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15409 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15410 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15411 before canonicalizing sincos to cexpi.
15412 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15414 2007-02-05 Roger Sayle <roger@eyesopen.com>
15416 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15417 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15418 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15420 2007-02-05 Roger Sayle <roger@eyesopen.com>
15422 * mips-tfile.c (initialize_init_file): Correct endianness test.
15424 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15426 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15427 the 'y' constraint.
15429 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15431 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15432 saves in a PARALLEL before the register assignments.
15434 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15436 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15437 DWARF_FRAME_RETURN_COLUMN to be a general register.
15438 * dwarf2out.c (init_return_column_size): New function, split from...
15439 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15440 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15441 to be nongeneral registers.
15442 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15444 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15445 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15447 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15449 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15451 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15453 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15454 (remove_path): Use can_remove_branch_p and remove_branch instead
15455 of loop_delete_branch_edge.
15456 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15457 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15458 Update profile using scale_dominated_blocks_in_loop.
15459 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15460 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15461 (can_remove_branch_p, remove_branch): Declare.
15462 * tree-cfg.c (tree_can_remove_branch_p): New function.
15463 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15464 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15465 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15467 2007-02-05 Jan Hubicka <jh@suse.cz>
15469 PR middle-end/30696
15470 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15471 nodes in cgraph, don't remove offline copy of the function.
15473 2007-02-04 Jan Hubicka <jh@suse.cz>
15475 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15476 vectors might cause maybe_lookup_element_for_expr to be called
15477 on non-sra-candidate.
15479 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15481 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15482 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15483 spelling conventions.
15485 2007-02-04 Richard Guenther <rguenther@suse.de>
15487 PR middle-end/30636
15488 * fold-const.c (try_move_mult_to_index): Make sure to not
15489 overflow one dimension of a multi-dimensional array access.
15491 2007-02-04 Jan Hubicka <jh@suse.cz>
15493 * passes.c (init_optimization_passes): Reindent.
15495 2007-02-04 Jan Hubicka <jh@suse.cz>
15496 Eric Botcazou <ebotcazou@adacore.com>
15498 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15499 (execute_fixup_cfg): Break out the abnormal goto code.
15500 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15501 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15502 (optimize_inline_calls): Call make_nonlocal_label_edges.
15504 2007-02-04 Jan Hubicka <jh@suse.cz>
15506 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15507 true when something was changed.
15508 (rename_ssa_copies): When something was changed, do
15509 TODO_remove_unused_locals.
15510 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15511 add TODO_remove_unused_locals when instruction was removed.
15513 2007-02-04 Jan Hubicka <jh@suse.cz>
15515 * ipa-inline.c (try_inline): Improve debug output; work on already
15517 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15518 call try_inline for already inlined edges too when flattening;
15519 inline also functions that make callee growth but overall unit size
15522 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15524 * config/m32c/bitops.md, config/m32c/jump.md,
15525 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15526 config/m32r/m32r.h, config/m32r/m32r.md,
15527 config/m32r/predicates.md, config/m68hc11/larith.asm,
15528 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15529 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15530 config/mips/mips-protos.h, config/mips/mips.c,
15531 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15532 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15533 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15534 spelling conventions.
15536 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15537 Follow spelling conventions.
15539 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15541 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15542 warn about C++0x compatibility.
15544 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15546 * config/h8300/h8300.c, config/h8300/h8300.h,
15547 config/h8300/h8300.md: Follow spelling conventions.
15549 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15551 PR middle-end/30667
15552 * combine.c (try_combine): Do not substitute source operand
15553 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15555 2007-02-03 Jan Hubicka <jh@suse.cz>
15557 PR gcov-profile/30650
15558 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15559 do not divide by zero for never executed counters.
15560 (tree_find_values_to_profile): Fix counters.
15561 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15563 2007-02-03 Ian Lance Taylor <iant@google.com>
15565 * lower-subreg.c (simple_move_operand): New static function,
15566 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15568 (simple_move): Call simple_move_operand.
15569 (find_decomposable_subregs): Add special handling of MEMs.
15570 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15571 meaning of return value. If we see a hard register, test whether
15572 it can store a word_mode value. Change all callers.
15574 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15576 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15577 ftrapv insns and expanders.
15578 (subdi3): Change define_expand operand 1 to arith11_operand, and
15579 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15580 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15581 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15584 PR middle-end/30174
15585 * varasm.c (notice_global_symbol): Treat global objects as weak when
15586 flag_shlib is true.
15588 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15590 * emit-rtl.c (dconstpi): Delete.
15591 (dconstsqrt2): New.
15592 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15593 * real.h (dconstpi): Delete.
15594 (dconstsqrt2): New.
15595 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15596 (fold_builtin_hypot): Likewise.
15598 2007-02-03 Tom Tromey <tromey@redhat.com>
15601 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15602 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15604 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15606 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15607 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15608 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15609 config/rs6000/cell.md, config/rs6000/darwin.h,
15610 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15611 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15612 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15613 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15614 typos. Follow spelling conventions.
15615 * doc/invoke.texi: Follow spelling conventions.
15617 2007-02-03 Roger Sayle <roger@eyesopen.com>
15619 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15620 canonicalization transformations that attempt to simplify integer
15621 constant comparisons to become comparisons against zero.
15623 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15625 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15627 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15628 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15630 2007-02-02 Mike Stump <mrs@apple.com>
15632 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15633 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15634 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15635 generate a branch island.
15637 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15639 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15640 (xtensa_legitimate_address_p): New.
15641 (xtensa_legitimize_address): New.
15642 (xtensa_output_addr_const_extra): New.
15643 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15645 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15646 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15647 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15648 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15649 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15650 (xtensa_legitimize_address): New.
15651 (xtensa_output_addr_const_extra): New.
15653 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15655 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15657 2007-02-02 Ian Lance Taylor <iant@google.com>
15659 * expmed.c (expand_divmod): Add comment.
15661 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15663 * emit-rtl.c (renumber_insns): Remove.
15664 * flags.h: Remove the extern for flag_renumber_insns.
15665 * rtl.h: Remove the prototype for renumber_insns.
15666 * toplev.c (flag_renumber_insns): Remove.
15668 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15670 Revert for x86 darwin:
15671 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15673 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15674 code before the following patch under TARGET_MACHO.
15675 (ix86_function_value_regno_p): Likewise.
15677 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15679 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15682 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15685 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15686 loads to general or fp registers. Add comments.
15687 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15689 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15691 * pointer-set.c (insert_aux): Only return insertion slot.
15692 (pointer_set_insert): Adjust.
15693 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15694 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15695 pointer_map_traverse): New.
15696 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15697 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15698 pointer_map_contains, pointer_map_traverse): Declare.
15700 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15702 PR middle-end/30473
15703 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15704 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15706 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15708 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15710 (struct _dep): New type.
15711 (dep_t): New typedef.
15712 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15713 (DEP_STATUS): New access macro. The macro with the same name was
15714 renamed to DEP_LINK_STATUS.
15715 (dep_init): Declare function
15717 (struct _dep_link): New type.
15718 (dep_link_t): New typedef.
15719 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15720 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15721 (DEP_LINK_STATUS): New macro.
15722 (debug_dep_links): New debug function.
15724 (struct _deps_list): New type.
15725 (deps_list_t): New typedef.
15726 (DEPS_LIST_FIRST): New access macro.
15727 (FOR_EACH_DEP_LINK): New cycle macro.
15728 (create_deps_list, free_deps_list, delete_deps_list): Declare
15730 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15731 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15732 (copy_deps_list_change_con): Ditto.
15734 (move_dep_link): Declare function.
15736 (struct _dep_node): New type.
15737 (dep_node_t): New typedef.
15738 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15740 (struct haifa_insn_data.back_deps): New field to hold backward
15741 dependencies of the insn.
15742 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15744 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15745 Change its type to deps_list_t.
15746 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15747 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15748 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15750 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15752 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15754 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15756 (dep_cost): Declare.
15758 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15759 (ds_to_dk, dk_to_ds): New functions.
15761 (init_dep_1): New static function.
15762 (init_dep): New function.
15763 (copy_dep): New static function.
15765 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15767 (detach_dep_link): New static function.
15768 (move_dep_link): New function.
15770 (dep_links_consistent_p, dump_dep_links): New static functions.
15771 (debug_dep_links): New debugging function.
15773 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15775 (alloc_deps_list, init_deps_list): New static functions.
15776 (create_deps_list): New function.
15777 (clear_deps_list): New static function.
15778 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15779 (deps_list_consistent_p, dump_deps_list): New static functions.
15780 (debug_deps_list): New function.
15781 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15783 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15785 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15786 use new scheduler dependencies lists.
15787 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15788 (sched_analyze): Ditto. Initialize dependencies lists.
15789 (add_forw_dep, compute_forward_dependences): Update to use new
15790 scheduler dependencies lists.
15792 (init_dependency_caches): Init deps_obstack.
15793 (free_dependency_caches): Free deps_obstack.
15795 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15796 new scheduler dependencies lists.
15797 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15798 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15800 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15801 Update to use new scheduler dependencies lists.
15802 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15803 (debug_dependencies): Ditto.
15804 (schedule_region): Update comments.
15806 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15807 scheduler dependencies lists.
15808 (schedule_ebb): Update comments.
15810 * rtl.def (DEPS_LIST): Remove.
15812 * lists.c (unused_deps_list): Remove.
15813 (free_list): Update assertions.
15815 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15816 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15818 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15819 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15821 * haifa-sched.c (comments): Update.
15822 (insn_cost1): Remove. Inline the code into insn_cost ().
15823 (insn_cost): Update to use new scheduler dependencies lists. Move
15824 processing of the dependency cost to dep_cost ().
15825 (dep_cost): New function. Use it instead of insn_cost () when
15826 evaluating cost of the dependency. Use compatible interface to
15827 interact with the target.
15828 (priority): Update to use new scheduler dependencies lists.
15829 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15830 with greater number of insns that depend on the insn.
15831 (schedule_insn): Update to use new scheduler dependencies lists. Add
15832 code to free backward dependencies lists. Inline and optimize code
15833 from resolve_dep () - see PR28071.
15834 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15835 lists. Update call to targetm.sched.is_costly_dependence hook.
15837 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15838 scheduler dependencies lists.
15840 (resolve_dep): Remove. Move the logic to schedule_insn ().
15841 (init_h_i_d): Initialize dependencies lists.
15843 (process_insn_depend_be_in_spec): Rename to
15844 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15845 dependencies lists.
15846 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15847 Update to use new scheduler dependencies lists.
15848 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15850 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15851 new scheduler dependencies lists.
15852 (build_intra_loop_deps): Ditto.
15854 * target.h (struct _dep): Declare to use in
15855 gcc_target.sched.is_costly_dependence.
15856 (struct gcc_target.sched.adjust_cost): Fix typo.
15857 (struct gcc_target.sched.is_costly_dependence): Change signature to
15858 use single dep_t parameter instead of an equivalent triad.
15859 (struct gcc_target.sched.adjust_cost_2): Remove.
15861 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15863 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15865 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15867 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15869 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15870 (REG_DEP_TRUE): Document.
15872 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15873 Change signature to correspond to the targetm.sched.adjust_cost hook.
15874 Update use in TARGET_SCHED_ADJUST_COST_2.
15875 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15876 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15877 new scheduler dependencies lists.
15878 (ia64_gen_check): Ditto.
15880 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15881 scheduler dependencies lists.
15883 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15884 signature to correspond to the targetm.sched.is_costly_dependence hook.
15885 (is_costly_group): Update to use new scheduler dependencies lists.
15887 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15888 instead of INSN_COST () macro.
15890 2007-02-01 Ian Lance Taylor <iant@google.com>
15892 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15894 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15896 * pa.md (tp_load): Correct mfctl instruction syntax.
15898 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15900 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15901 altivec_padding_size calculation on AIX. Improve comment, add
15902 assert to verify that it's right.
15904 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15907 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15909 PR inline-asm/28686
15910 * global.c (global_alloc): Add mising initialization of
15913 2007-02-01 Roger Sayle <roger@eyesopen.com>
15915 * alias.c (init_alias_analysis): Correct whitespace.
15916 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15917 partition_hot_cold_basic_blocks): Likewise.
15918 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15919 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15920 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15921 fold_builtin_snprintf_chk, fold_builtin_printf,
15922 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15923 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15924 * cfgcleanup.c (cleanup_cfg): Likewise.
15925 * cfgexpand.c (tree_expand_cfg): Likewise.
15926 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15927 * function.c (get_next_funcdef_no): Likewise.
15928 * gengtype.c (main): Likewise.
15929 * genmodes.c (main): Likewise.
15930 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15931 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15932 * ifcvt.c (noce_emit_move_insn): Likewise.
15933 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15935 * stor-layout.c (get_best_mode): Likewise.
15936 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15937 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15938 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15939 perform_var_substitution, solve_graph): Likewise.
15940 * tree-vrp.c (vrp_finalize): Likewise.
15942 2007-02-01 Ian Lance Taylor <iant@google.com>
15944 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15945 high part of a paradoxical subreg, return a constant zero.
15947 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15949 * toplev.c (lang_dependent_init): Call init_set_costs.
15950 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15952 2007-02-01 Richard Guenther <rguenther@suse.de>
15954 PR middle-end/30656
15955 * fold-const.c (fold_negate_expr): Allow negating a
15956 constant if overflow does not change.
15958 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15960 * doc/c-tree.texi (Expression trees): Improve markup.
15961 * doc/tm.texi (Register Classes, Addressing Modes)
15962 (Floating Point): Fix spacing after abbreviations. Fix some
15965 2007-02-01 Ben Elliston <bje@au.ibm.com>
15967 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15968 * doc/contrib.texi: Likewise.
15969 * doc/install.texi: Likewise.
15971 2007-01-31 Richard Henderson <rth@redhat.com>
15972 Ian Lance Taylor <iant@google.com>
15974 * lower-subreg.c: New file.
15975 * rtl.def (CONCATN): Define.
15976 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15977 pass_lower_subreg2.
15978 * emit-rtl.c (update_reg_offset): New static function, broken out
15979 of gen_rtx_REG_offset.
15980 (gen_rtx_REG_offset): Call update_reg_offset.
15981 (gen_reg_rtx_offset): New function.
15982 * regclass.c: Revert patch of 2006-03-05, restoring
15984 (clear_reg_info_regno): New function.
15985 * dwarf2out.c (concatn_loc_descriptor): New static function.
15986 (loc_descriptor): Handle CONCATN.
15987 * common.opt (fsplit_wide_types): New option.
15988 * opts.c (decode_options): Set flag_split_wide_types when
15990 * timevar.def (TV_LOWER_SUBREG): Define.
15991 * rtl.h (gen_reg_rtx_offset): Declare.
15992 (reg_scan_update): Declare.
15993 * regs.h (clear_reg_info_regno): Declare.
15994 * tree-pass.h (pass_lower_subreg): Declare.
15995 (pass_lower_subreg2): Declare.
15996 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15997 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15998 -fsplit-wide-types.
15999 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16000 * Makefile.in (OBJS-common): Add lower-subreg.o.
16001 (lower-subreg.o): New target.
16003 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16005 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16007 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16010 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16012 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16014 PR middle-end/29335
16015 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16017 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16019 * cfgloop.h: Include vec-prim.h.
16020 (enum li_flags): Remove LI_ONLY_OLD.
16021 (loop_iterator): Changed.
16022 (fel_next, fel_init): Iterate over loop tree.
16023 (FOR_EACH_LOOP_BREAK): New macro.
16024 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16026 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16027 * modulo-sched.c (sms_schedule): Ditto.
16028 * tree-vectorizer.c (vectorize_loops): Ditto.
16029 * doc/loop.texi: Update information on loop numbering and behavior of
16030 FOR_EACH_LOOP wrto new loops.
16031 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16032 add_to_evolution_1): Test nestedness of loops instead of comparing
16034 * tree-chrec.c (chrec_fold_plus_poly_poly,
16035 chrec_fold_multiply_poly_poly, chrec_evaluate,
16036 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16037 reset_evolution_in_loop): Ditto.
16038 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16040 2007-01-31 Dirk Mueller <dmueller@suse.de>
16042 * c-common.c (warn_about_parentheses): Separate warning about
16043 un-parenthized sequence of comparison operators from the one
16044 which is supposed to warn about x <= y <= z.
16046 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16048 * optabs.h (enum optab_index): Add new OTI_isinf.
16049 (isinf_optab): Define corresponding macro.
16050 * optabs.c (init_optabs): Initialize isinf_optab.
16051 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16053 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16054 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16056 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16057 expand_builtin_interclass_mathfn.
16058 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16059 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16060 (fxam<mode>2_i387): New insn pattern.
16061 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16062 built-in functions as x87 inline asm.
16064 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16066 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16068 2007-01-30 Eric Christopher <echristo@apple.com>
16070 * config.gcc: Add geode.
16072 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16074 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16075 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16076 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16077 value-prof.c: Fix comment typos.
16079 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16082 * doc/invoke.texi (Wpointer-arith): Document warning.
16084 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16086 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16087 the list of discrepancies from the draft TR.
16089 2007-01-30 Dirk Mueller <dmueller@suse.de>
16092 * doc/invoke.texi (-Wreturn-type): Update description to
16093 match new behavior.
16095 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16097 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16099 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16101 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16102 to handle optabs that operate on floating point input argument and
16103 output to integer output.
16104 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16105 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16106 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16107 expand_builtin_interclass_mathfn ().
16108 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16109 (ilogbsi2): Remove.
16110 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16111 ilogbl built-in functions as x87 intrinsics.
16113 2007-01-30 Richard Guenther <rguenther@suse.de>
16115 PR middle-end/27657
16116 * dwarf2out.c (reference_to_unused): Query varpool if the
16117 variable was output.
16119 2007-01-30 Richard Guenther <rguenther@suse.de>
16121 PR middle-end/30313
16122 * passes.c (execute_one_pass): Reset in_gimple_form to not
16123 confuse non-unit-at-a-time mode.
16125 2007-01-29 Roger Sayle <roger@eyesopen.com>
16126 Richard Guenther <rguenther@suse.de>
16128 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16129 avoid undefined behaviour on overflow. Use force_fit_type_double
16130 to construct the constant with the specified TREE_OVERFLOW.
16132 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16134 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16135 * config/dfp-bit.h: Ditto.
16137 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16139 * c-decl.c (pop_scope): Replace warnings with call to
16140 warn_for_unused_label.
16141 * c-common.h (warn_for_unused_label): Declare.
16142 * c-common.c (warn_for_unused_label): Define.
16144 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16146 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16149 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16151 * Makefile.in (USER_H): Remove decfloat.h.
16152 * ginclude/decfloat.h: Delete, moving contents to ...
16153 * ginclude/float.h: Add support for decimal floating point,
16154 guarded by __STDC_WANT_DEC_FP__.
16156 2007-01-29 Mike Stump <mrs@apple.com>
16158 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16159 Analysis and Representation to resolve case insensitive conflict.
16160 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16162 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16164 * tree.h (struct tree_memory_tag): Add aliases member.
16165 (MTAG_ALIASES): New macro.
16166 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16167 (add_may_alias): Remove pointer-set. Update for may_aliases being
16169 (mark_aliases_call_clobbered): Update for may_aliases being a
16171 (compute_tag_properties): Ditto.
16172 (create_partition_for): Ditto.
16173 (compute_memory_partitions): Ditto.
16174 (dump_may_aliases_for): Ditto.
16175 (is_aliased_with): Ditto.
16176 (add_may_alias_for_new_tag): Ditto.
16177 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16178 (compute_is_aliased): New function.
16179 (compute_may_aliases): Call compute_is_aliased).
16180 (init_alias_info): Initialize alias_bitmap_obstack.
16181 (union_alias_set_into): New function.
16182 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16183 (have_common_aliases_p): Rewrite to take two bitmaps and use
16185 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16186 Update for bitmaps.
16187 (finalize_ref_all_pointers): Update for add_may_alias changes.
16188 (new_type_alias): Ditto.
16189 * tree-flow-inline.h (may_aliases): Return a bitmap.
16190 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16191 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16192 may_aliases being a bitmap.
16193 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16194 may_aliases now returns a bitmap.
16195 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16197 * tree-ssa-operands.c (add_virtual_operand): Update for
16198 may_aliases being a bitmap.
16200 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16202 PR tree-optimization/30630
16203 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16204 variable as changed.
16206 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16209 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16210 expanded only once even if an error occurs.
16212 2007-01-29 Ben Elliston <bje@au.ibm.com>
16214 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16215 (__gcov_average_profiler): Likewise.
16216 (__gcov_ior_profiler): Likewise.
16217 (__gcov_merge_ior): Likewise.
16219 2007-01-28 Jan Hubicka <jh@suse.cz>
16221 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16222 * value-prof.c (stringop_block_profile): Likewise.
16224 2007-01-28 Jan Hubicka <jh@suse.cz>
16226 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16227 Add variant handling histograms; add wrapper.
16228 (clear_storage_via_libcall): Export.
16229 (emit_block_move_hints): Break out from ...; add histograms.
16230 (emit_block_move): ... this one.
16231 (clear_storage_hints): Break out from ...; add histograms.
16232 (clear_storage): ... this one.
16233 (set_storage_via_memset): Handle histogram.
16234 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16235 (clear_storage_hints, clear_storage_via_libcall): Declare.
16236 (set_storage_via_setmem): Update prototype.
16237 * doc/md.texi (movmem, setmem): Document new arguments.
16239 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16240 Add new histograms.
16241 (stringop_block_profile): New global function.
16242 (tree_stringops_values_to_profile): Profile block size and alignment.
16243 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16245 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16246 (stringop_block_profile): Declare.
16247 * builtins.c: Include value-prof.h.
16248 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16249 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16250 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16251 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16252 * profile.c (instrument_values): Add new counters.
16253 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16255 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16256 (tree_init_edge_profiler): Build new profilers.
16257 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16258 (pass_tree_profile): Add dump.
16259 (tree_profile_hooks): Update.
16260 * Makefile.in (LIBGCOV): Add new constants.
16261 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16262 __gcov_ior_profiler): New.
16263 * i386.md (movmem/setmem expanders): Add new optional arguments.
16265 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16267 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16269 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16271 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16272 (tree_unswitch_single_loop): Pass eni_size_weights to
16273 tree_num_loop_insns.
16274 * tree-ssa-loop-manip.c: Include tree-inline.h.
16275 (can_unroll_loop_p): Pass eni_size_weights to
16276 tree_num_loop_insns.
16277 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16278 Pass eni_size_weights to estimate_num_insns.
16279 * tree.h (init_inline_once): Export.
16280 * toplev.c (backend_init): Call init_inline_once.
16281 * cgraphunit.c (cgraph_process_new_functions,
16282 cgraph_analyze_function): Pass eni_inlining_weights to
16283 estimate_num_insns.
16284 * ipa-inline.c (compute_inline_parameters): Ditto.
16285 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16286 to estimate_num_insns.
16287 (try_unroll_loop_completely): Pass eni_size_weights to
16288 tree_num_loop_insns.
16289 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16290 ot estimate_num_insns.
16291 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16292 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16293 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16294 eni_time_weights): New variables.
16295 (init_inline_once): Initialize them.
16296 (struct eni_data): Mew.
16297 (estimate_num_insns_1, estimate_num_insns): Use weights.
16298 * tree-inline.h (struct eni_weights_d): New.
16299 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16300 (estimate_num_insns): Declaration changed.
16301 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16302 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16303 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16305 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16307 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16308 relations in the conflict function is valid.
16310 2007-01-27 Ian Lance Taylor <iant@google.com>
16312 * common.opt: Add fstrict-overflow.
16313 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16314 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16315 (TYPE_OVERFLOW_UNDEFINED): Define.
16316 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16318 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16319 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16320 (fold_negate_expr): Likewise.
16321 (make_range): Likewise.
16322 (extract_muldiv_1): Likewise.
16323 (maybe_canonicalize_comparison): Likewise.
16324 (fold_comparison): Likewise.
16325 (fold_binary): Likewise.
16326 (tree_expr_nonnegative_p): Likewise.
16327 (tree_expr_nonzero_p): Likewise.
16328 * tree-vrp.c (compare_values): Likewise.
16329 (extract_range_from_binary_expr): Likewise.
16330 (extract_range_from_unary_expr): Likewise.
16331 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16333 (nowrap_type_p): Likewise.
16334 * tree-scalar-evolution.c (simple_iv): Likewise.
16335 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16336 (build_range_check): Likewise.
16337 (extract_muldiv_1): Likewise.
16338 (fold_comparison): Likewise.
16339 * tree-vrp.c (vrp_int_const_binop): Likewise.
16340 (extract_range_from_unary_expr): Likewise.
16341 * convert.c (convert_to_integer): Likewise.
16342 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16343 (fold_comparison): Likewise.
16344 (fold_binary): Likewise.
16345 * optabs.c (optab_for_tree_code): Likewise.
16346 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16347 * simplify-rtx.c (simplify_const_relational_operation): Check
16348 flag_strict_overflow and flag_trapv.
16349 (simplify_const_relational_operation): Likewise.
16350 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16351 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16354 2007-01-27 Roger Sayle <roger@eyesopen.com>
16356 * tree.c (tree_fold_gcd): Delete.
16357 * tree.h (tree_fold_gcd): Remove prototype.
16358 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16359 test whether one constant integer is a multiple of another. Instead
16360 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16361 * fold-const.c (multiple_of_p): We've determined both TOP and
16362 BOTTOM are integer constants so we can call int_const_binop directly
16363 instead of the more generic const_binop.
16365 2007-01-27 Roger Sayle <roger@eyesopen.com>
16367 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16368 1*X check that the constant hasn't overflowed, to preserve the
16370 (round_up): Provide an efficient implementation when rouding-up an
16371 INTEGER_CST to a power-of-two.
16373 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16375 * doc/sourcebuild.texi: Add comma for clarity.
16376 * doc/extend.texi: Fix some typos.
16377 * doc/passes.texi: Likewise.
16378 * doc/cppinternals.texi: Likewise.
16379 * doc/c-tree.texi: Likewise.
16380 * doc/tree-ssa.texi: Likewise.
16381 * doc/install.texi: Likewise.
16383 2007-01-27 Jan Hubicka <jh@suse.cz>
16385 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16386 (pass_sra): Do not require alias information.
16387 * passes.c (init_optimization_passes): Add SRA
16389 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16391 * tracer.c (rest_of_handle_tracer): We already cleaned
16392 up the CFG in tracer() so don't do it here again.
16393 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16394 cleanup_cfg here, either. And don't call renumber_insns.
16396 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16397 and BB_HEAD are in the insn stream here. Instead make sure
16398 that BB_INSN is valid on all insns. Also, do check here that
16399 there are no pending branch predictions...
16400 (rtl_verify_flow_info): ...instead of doing it here. Checks
16401 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16404 2007-01-26 Roger Sayle <roger@eyesopen.com>
16406 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16407 function to simplify/factorize operand order canonicalization.
16408 (ix86_fixup_binary_operands): Reorganize using the above function.
16409 (ix86_binary_operator_ok): Likewise.
16411 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16413 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16414 file scope from optimize_attrs.
16415 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16417 (optimize_attrs): Clear insn_code_values after freeing it.
16419 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16421 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16422 a parts.base assignment.
16424 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16426 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16427 (compute_subscript_distance, initialize_data_dependence_relation,
16428 finalize_ddr_dependent, analyze_ziv_subscript,
16429 analyze_siv_subscript_cst_affine,
16430 compute_overlap_steps_for_affine_univar,
16431 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16432 analyze_siv_subscript, analyze_miv_subscript,
16433 analyze_overlapping_iterations, subscript_dependence_tester_1,
16434 compute_self_dependence, free_dependence_relation): Work
16435 with affine_fn instead of chrecs.
16436 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16437 common_affine_function, affine_function_base,
16438 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16439 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16440 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16441 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16442 (all_chrecs_equal_p): Removed.
16443 * tree-data-ref.h (affine_fn, conflict_function): New types.
16444 (struct subscript): Change type of conflicting_iterations_in_a
16445 and conflicting_iterations_in_b.
16447 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16450 * config/pa/pa.h (TARGET_HPUX_11): New.
16451 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16452 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16454 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16455 Richard Guenther <rguenther@suse.de>
16457 * tree-ssa-structalias.c (solve_graph): Handle case
16458 we merged the variable to another.
16460 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16462 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16465 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16466 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16468 2007-01-25 DJ Delorie <dj@redhat.com>
16470 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16471 allow changes to modes which don't fit in those registers.
16473 * reload1.c (choose_reload_regs): Check for invalid subregs before
16474 computing their locations, not after.
16476 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16479 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16480 save Altivec registers in an eh_return function.
16481 (compute_vrsave_mask): Likewise.
16482 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16483 for saving Altivec registers.
16484 (rs6000_emit_prologue): Don't allocate stack twice in
16485 eh_return function. Correct expected value of altivec_save_offset
16486 when using save_world. Describe save of R0 to stack when using
16487 save_world. Describe stack pointer adjustment when using
16488 save_world. Remove duplicated eh_return parameter register saving.
16489 Update sp_offset variable after save_world.
16490 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16492 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16493 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16496 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16498 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16500 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16503 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16504 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16506 2007-01-25 Richard Guenther <rguenther@suse.de>
16508 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16509 * common.opt (-Wcoverage-mismatch): New warning option.
16510 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16511 if -Wcoverage-mismatch is given.
16513 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16515 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16516 (ipcp_driver): Change to static definition.
16517 Add dumping of the ifunctions.
16518 (constant_val_insert): Remove unused parameter. Support for SSA.
16519 (ipcp_propagate_const): Support for SSA.
16520 (ipcp_profile_bb_print): Print only analyzed nodes.
16521 (ipcp_replace_map_create): Remove support for Fortran constant
16523 * ipa-prop.c (ipa_method_modify_stmt,
16524 ipa_callsite_compute_param): Support for SSA.
16525 * ipa-prop.h (ipcp_driver): Remove declaration.
16526 (IS_VALID_TREE_MAP_INDEX): Add define.
16528 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16530 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16532 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16534 PR middle-end/30447
16535 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16536 constant argument to cabs and do it without checking for
16537 -funsafe-math-optimizations.
16539 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16541 * c-common.h (RID_FIRST_CXX0X): New.
16542 (RID_LAST_CXX0X): New.
16543 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16545 * c.opt (Wc++0x-compat): New.
16546 * doc/invoke.texi (-Wc++0x-compat): Document.
16548 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16550 * builtins.c (fold_builtin_carg): New.
16551 (fold_builtin_1): Use it.
16553 2007-01-24 Jan Hubicka <jh@suse.cz>
16555 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16557 * ipa-inline.c (initial_insns, max_insns): Delete.
16558 (compute_max_insns): New function.
16559 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16560 amount of insns as base for code growth.
16561 (cgraph_decide_inlining): Make initial_insns local; do not compute
16563 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16564 * doc/invoke.texi (inline-unit-growth): Update docs.
16566 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16568 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16569 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16570 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16571 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16572 for CPUs that have PTA_CX16 set.
16574 PR middle-end/27416
16575 * gimplify.c (omp_check_private): New function.
16576 (gimplify_scan_omp_clauses): Use it for
16577 firstprivate/lastprivate/reduction.
16579 PR middle-end/30494
16580 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16581 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16583 PR middle-end/30421
16584 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16585 If lower_lastprivate_clauses emits some statements, append them
16586 to dlist rather than body_p and to body_p append an initializer.
16587 (lower_omp_for): Adjust caller.
16589 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16591 * target.h (globalize_decl_name): New.
16592 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16593 * output.h (default_globalize_decl_name): New.
16594 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16596 (globalize_decl): Ditto.
16597 (default_globalize_decl_name): New.
16598 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16599 (ia64_handle_version_id_attribute): New.
16600 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16601 (ia64_asm_output_external): Use globalize_decl_name instead
16602 of globalize_label.
16603 * doc/extend.texi (version_id): New pragma.
16604 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16606 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16608 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16609 _uleb128_t and _Unwind_SWord with _sleb128_t.
16610 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16611 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16613 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16614 * unwind-pe.h (read_uleb128, read_sleb128,
16615 read_encoded_value_with_base): Likewise.
16616 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16618 2007-01-24 Richard Guenther <rguenther@suse.de>
16620 * builtins.c (expand_builtin_cexpi): Get the fndecl
16621 for cexp in the correct way.
16623 2007-01-24 Jan Hubicka <jh@suse.cz>
16625 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16628 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16630 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16631 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16632 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16633 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16634 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16635 __SIZEOF_PTRDIFF_T__.
16636 * doc/cpp.texi: Documentation for the new builtin macros added.
16638 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16640 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16641 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16642 instead of operands[2] to avoid access past the end of array.
16644 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16646 * reload1.c (emit_reload_insns): Pass the reload register
16647 for a non-spill output reload through forget_old_reloads_1.
16649 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16651 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16652 _SOFT_DOUBLE if doubles use software floating-point.
16653 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16654 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16655 * config/rs6000/darwin-ldouble.c: Also compile functions for
16656 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16657 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16658 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16659 commented-out long double override.
16660 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16661 * config/rs6000/eabispe.h: Likewise.
16662 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16663 long double for non-SPE.
16664 (rs6000_handle_option): Likewise.
16665 (invalid_e500_subreg): Disallow more subregs involding DImode,
16666 DFmode, TImode or TFmode.
16667 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16669 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16671 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16672 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16674 (rs6000_legitimate_address): Also check for TFmode for E500
16676 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16677 (spe_build_register_parallel): Handle TFmode and TCmode.
16678 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16680 (function_arg): Handle TFmode and TCmode for E500 double.
16681 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16683 (print_operand): Handle TFmode and TImode for %y.
16684 (rs6000_generate_compare): Handle TFmode comparisons for E500
16686 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16687 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16688 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16689 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16690 TFmode for E500 double.
16691 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16692 (floatsidf2): Enable for E500 double.
16693 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16694 (extenddftf2): Change to extenddftf2_fprs.
16695 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16696 depending on TARGET_E500_DOUBLE.
16697 (extendsftf2): Enable for E500 double.
16698 (trunctfdf2): Enable for E500 double.
16699 (trunctfsf2): Change to trunctfsf2_fprs.
16700 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16701 depending on TARGET_E500_DOUBLE.
16702 (floatsitf2): Enable for E500 double.
16703 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16704 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16705 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16706 (negtf2): Change to negtf2_internal.
16707 (negtf2): New expander.
16708 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16709 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16710 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16711 (movdi_internal32): Use rs6000_nonimmediate_operand.
16712 (unnamed splitter): Likewise.
16713 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16714 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16715 (SPE64TF, DITI): New mode macros.
16716 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16719 (frob_<mode>_di_2): New.
16720 (frob_tf_di_8_2): New.
16721 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16723 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16725 (frob_ti_<mode>_8_2): New.
16726 (frob_ti_tf_2): New.
16727 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16728 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16730 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16731 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16732 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16733 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16734 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16735 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16738 2007-01-23 Ian Lance Taylor <iant@google.com>
16740 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16742 (OBJS-archive): Reformat, alphabetize.
16743 (OBJS): Change out_object_file to OBJS-md.
16745 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16747 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16748 JUMP_P and CALL_P predicates where applicable.
16749 * config/i386/i386.c: Ditto.
16750 * config/i386/i386.md: Ditto.
16751 * config/i386/mmx.md: Ditto.
16752 * config/i386/predicates.md: Ditto.
16754 2007-01-22 Andreas Schwab <schwab@suse.de>
16756 * config/m68k/m68k.h: Fix comment.
16758 2007-01-22 Jan Hubicka <jh@suse.cz>
16760 * passes.c (init_optimization_passes): Do not rerun
16761 pass_early_warn_uninitialized.
16763 2007-01-22 Richard Guenther <rguenther@suse.de>
16765 PR tree-optimization/30038
16766 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16768 (execute_cse_sincos_1): Likewise.
16769 (execute_cse_sincos): Likewise.
16770 (gate_cse_sincos): Likewise.
16771 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16772 the cexpi() canonicalization of sincos().
16773 * tree-pass.h (pass_cse_sincos): Declare.
16774 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16776 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16778 PR rtl-optimization/29329
16779 * combine.c (replaced_rhs_insn): Rename to i2mod.
16780 (replaced_rhs_value): Rename to i2mod_new_rhs.
16781 (i2mod_old_rhs): New global variable.
16782 (combine_instructions): Adjust for above change. Save a copy of
16783 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16784 note are substituted in the second instruction.
16785 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16786 ditch the note if it pertains to the second eliminated register
16787 and this register is mentioned in i2mod_old_rhs.
16790 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16792 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16793 the insn to which the note was originally attached.
16795 2007-01-21 Jan Hubicka <jh@suse.cz>
16797 * ipa-inline.c (inlining_mode): Comment, move up.
16798 (cgraph_decide_inlining_incrementally): Do not perform inlining
16799 itself; fix handling of flattening of self recursive functions.
16800 (cgraph_find_cycles): Remove.
16801 (cgraph_flatten_node): Remove.
16802 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16803 (try_inline): New function.
16804 (cgraph_early_inlining): Update call of
16805 cgraph_decide_inlining_incrementally. Apply inlining here.
16806 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16808 2007-01-21 Dirk Mueller <dmueller@suse.de>
16811 * tree-vrp.c (check_array_bounds): do not warn
16812 about ADDR_EXPR's of ARRAY_REF's which are immediately
16813 used in binary expressions.
16815 2007-01-21 Ira Rosen <irar@il.ibm.com>
16817 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16818 read_write_dep and macros for its access.
16819 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16820 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16821 argument, call vect_check_interleaving for every independent pair of
16822 data-refs. Mark loads that access the same memory location as a store
16824 (vect_check_dependences): Remove.
16825 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16826 call, fix the call to vect_analyze_data_ref_dependence.
16827 (vect_analyze_data_ref_access): For statements that access the same
16828 data-ref, check that they are not stores; for loads, check that there
16829 is no store that access the same location.
16831 2007-01-20 Roger Sayle <roger@eyesopen.com>
16832 Joseph Myers <joseph@codesourcery.com>
16834 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16835 (-fdump-rtl-stack): Likewise.
16836 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16837 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16838 (-mpt-fixed): Use @minus{} for minus sign.
16839 (Using Precompiled Headers): Fix under/overfull hbox.
16841 2007-01-20 Jan Hubicka <jh@suse.cz>
16843 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16844 place within annotation.
16846 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16848 * pa.c (output_move_double): Change array size of xoperands to 4.
16850 2007-01-20 Jan Hubicka <jh@suse.cz>
16852 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16855 2007-01-19 Ian Lance Taylor <iant@google.com>
16857 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16858 constant to unsigned HOST_WIDE_INT before negating.
16860 2007-01-19 Ian Lance Taylor <iant@google.com>
16862 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16864 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16865 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16866 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16867 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16868 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16869 (realloc_vdef, realloc_vuse): Change second parameter to
16871 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16872 fields to unsigned.
16873 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16874 unsigned. Change x and lim locals to unsigned.
16875 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16877 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16878 (copy_virtual_operands): Change i and n locals to unsigned.
16880 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16882 PR middle-end/29335
16883 * builtins.c (fold_builtin_1): Handle builtin fdim.
16885 2007-01-20 Jan Hubicka <jh@suse.cz>
16887 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16888 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16889 init_alias_heapvars.
16890 (init_alias_heapvars): Initialize only when not already initialized.
16891 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16893 2007-01-19 Roger Sayle <roger@eyesopen.com>
16895 * common.opt (fsigned-zeros): New command line option.
16896 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16897 of flag_unsafe_math_optimizations.
16898 * opts.c (set_fast_math_flags): The -ffast-math command line option
16899 implies -fno-signed-zeros.
16900 (fast_math_flags_set_p): Likewise.
16902 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16903 the documentation of -ffast-math appropriately. Wrap long lines.
16905 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16907 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16908 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16910 2007-01-19 Tomas Bily <tbily@suse.cz>
16912 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16914 (tree_init_ic_make_global_vars): New function
16915 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16916 (tree_gen_ic_profiler): New function
16917 (tree_gen_ic_func_profiler): New function
16918 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16919 (tree_profile_hooks): Added hook for indirec/virtual calls
16920 * value-prof.c (tree_find_values_to_profile): New case for
16922 (tree_values_to_profile): Call for determining indirect/virtual
16924 (tree_indirect_call_to_profile): New function
16925 (tree_ic_transform): New function
16926 (tree_ic): New function
16927 (find_func_by_pid): New function
16928 (init_pid_map): New function
16929 (tree_value_profile_transformations): Added check for
16930 indirect/virtual call transformation
16931 * value-prof.h (enum hist_type): New counter type for
16932 indirect/virtual calls
16933 (profile_hooks): Added new hook for profiling indirect/virtual
16935 * profile.c (instrument_values): New case for indirect/virtual
16937 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16938 (GCOV_COUNTER_V_INDIR): New counter type
16939 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16940 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16942 * cgraph.c: Definition of cgraph_max_pid
16943 (cgraph_create_node): Default init of pid attribute
16944 * cgraph.h: Declaration of cgraph_max_pid
16945 (struct cgraph_node): Added pid attribute
16946 * libgcov.c (__gcov_indirect_call_profiler): New function
16947 (__gcov_one_value_profiler_body): New function
16948 (__gcov_one_value_profiler): Body was moved to
16949 __gcov_one_value_profiler_body and calls it
16951 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16953 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16954 * gengtype.c (write_types_data, write_func_for_structure,
16955 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16956 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16957 (walk_type, write_func_for_structure): Generate the mark_hook if
16960 2007-01-19 Jan Hubicka <jh@suse.cz>
16962 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16963 'early' argument take inlining mode argument specifying whether to
16964 inline for size/speeed or all functions; add support for flattening;
16966 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16968 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16971 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16972 the name of the declared identifier.
16974 2007-01-19 Dirk Mueller <dmueller@suse.de>
16976 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16977 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16978 duplicate evaluation.
16980 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16982 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16983 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16984 to XFMode, use acosxf2 and truncate result to requested mode.
16985 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16986 (asin<mode>2): Similarly, with asin expanders.
16987 (*fscalexf4_i387): Rename from *fscalexf4.
16988 (expNcorexf3): New expander.
16989 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16990 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16991 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16992 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16993 patterns for SSE math.
16994 (exp10<mode>2): Similarly, with exp10 expanders.
16995 (exp2<mode>2): Similarly, with exp2 expanders.
16996 (expm1<mode>2): Similarly, with expm1 expanders.
16997 (ldexp<mode>3): Similarly, with ldexp expanders.
16998 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16999 Use gen_truncxf<mode>2_i387_noop to truncate result.
17001 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17003 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17004 for ColdFire targets.
17006 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17007 Richard Sandiford <richard@codesourcery.com>
17009 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17010 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17011 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17012 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17013 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17014 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17016 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17018 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17019 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17020 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17021 (*adddi_dilshr32_cf): New pattern.
17022 (adddi3, subdi3): Remove first alternatives.
17024 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17026 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17027 implemented using move.l, do not use its cc result for floating-point
17030 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17032 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17033 from accepting 's' constraints if flag_pic.
17035 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17037 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17038 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17039 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17040 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17042 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17044 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17045 ColdFire alternatives.
17046 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17047 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17048 architectures that support ff1 instruction.
17050 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17051 Julian Brown <julian@codesourcery.com>
17053 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17054 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17055 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17058 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17060 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17062 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17063 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17064 HOST_WIDE_INT instead of an rtx.
17065 (m68k_rtx_costs): Update call accordingly.
17066 (output_move_const_into_data_reg): Likewise. Fix formatting.
17067 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17069 (output_move_simode_const): Update calls after above changes.
17070 Rework to use automatic variables and predicates like MEM_P.
17071 * config/m68k/m68k.md (pushexthisi_const): Update call to
17074 2007-01-19 Dirk Mueller <dmueller@suse.de>
17076 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17077 in dump_flags test.
17079 2007-01-19 Richard Guenther <rguenther@suse.de>
17081 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17082 via cexp in case sincos is not available.
17084 2007-01-19 Richard Guenther <rguenther@suse.de>
17086 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17087 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17088 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17089 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17090 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17091 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17092 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17093 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17095 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17097 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17099 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17100 (atan2xf3): Directly generate RTL pattern.
17101 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17102 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17103 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17104 disable patterns for SSE math.
17105 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17106 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17107 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17108 disable patterns for SSE math.
17110 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17112 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17114 2007-01-18 Roger Sayle <roger@eyesopen.com>
17116 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17117 VIEW_CONVERT_EXPR to the same type as it's operand.
17119 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17121 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17122 configured for long double 128.
17124 2007-01-18 Mike Stump <mrs@apple.com>
17126 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17129 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17131 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17134 2007-01-18 Jan Hubicka <jh@suse.cz>
17136 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17137 greater than NUM_VOP_FREE_BUCKETS.
17139 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17141 * tree-ssa-structalias.c: Update comments.
17142 (ptabitmap_obstack): Removed.
17143 (pta_obstack): New.
17144 (oldpta_obstack): Ditto.
17145 (stats): Add a few members.
17146 (struct variable_info): Remove node, complex, address_taken, and
17147 indirect_target members. Add oldsolution member.
17148 (new_var_info): Do not initialize removed members.
17149 (constraint_expr_type): Remove INCLUDES.
17150 (constraint_graph): Add size, implicit_preds, rep,
17151 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17152 (FIRST_REF_NODE): New macro.
17153 (LAST_REF_NODE): Ditto.
17154 (FIRST_ADDR_NODE): Ditto.
17155 (find): New function.
17157 (dump_constraint): Do not handle INCLUDES.
17158 (insert_into_complex): Do not insert duplicate constraints.
17159 (condense_varmap_nodes): Renamed and rewritten into ...
17160 (merge_node_constraints): This. Also fix bug in handling of
17161 offseted copy constraints.
17162 (clear_edges_for_node): No longer need to deal with preds at all,
17163 or removing associated preds/succs.
17164 (merge_graph_nodes): Deal with indirect_cycles.
17165 Don't deal with predecessors.
17166 (add_implicit_graph_edge): New function.
17167 (add_pred_graph_edge): Ditto.
17168 (add_graph_edge): Don't deal with predecessors.
17169 (build_constraint_graph): Removed.
17170 (build_pred_graph): New function.
17171 (build_succ_graph): Ditto.
17172 (struct scc_info): Removed in_component. Added roots, dfs, and
17173 node_mapping. Remove visited_index, unification_queue.
17174 (scc_visit): Deal with union-find we do now.
17175 Deal with cycles with REF nodes.
17176 (collapse_nodes): Renamed and rewritten to ...
17177 (unify_nodes): This.
17178 (process_unification_queue): Removed.
17179 (topo_visit): Cleanup
17180 (do_da_constraint): Use find.
17181 (do_sd_constraint): Ditto.
17182 (do_ds_constraint): Ditto.
17183 (do_complex_constraint): Ditto.
17184 (init_scc_info): Update for removed and added members.
17185 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17186 (find_indirect_cycles): This.
17187 (equivalence_class): New variable.
17188 (label_visit): New function.
17189 (perform_variable_substitution): Rewritten.
17190 (free_var_substitution_info): New function.
17191 (find_equivalent_node): Ditto.
17192 (move_complex_constraints): Ditto.
17193 (eliminate_indirect_cycles): Ditto.
17194 (solve_graph): Only propagate changed bits.
17195 Use indirect cycle elimination.
17197 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17198 (tree_id_eq): Renamed to ...
17199 (tree_vi_eq): This. Update for member change
17200 (insert_id_for_tree): Renamed and rewritten to ...
17201 (insert_vi_for_tree): This.
17202 (lookup_id_for_tree): Renamed and rewritten to ...
17203 (lookup_vi_for_tree): This.
17204 (get_id_for_tree): Renamed and rewritten to ...
17205 (get_vi_for_tree): Ditto.
17206 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17207 (process_constraint): Don't handle INCLUDES.
17208 Remove special ADDRESSOF case.
17209 (find_func_aliases): Rewrite to use vi functions instead of id
17211 (create_function_info_for): Ditto.
17212 (create_variable_info_for): Ditto.
17213 (intra_create_variable_infos): Ditto.
17214 (merge_smts_into): Ditto.
17215 (find_what_p_points_to): Ditto.
17216 (init_base_vars): Ditto.
17217 (init_alias_vars): Ditto.
17218 (remove_preds_and_fake_succs): New function.
17219 (dump_sa_points_to_info): Dump new stats.
17220 (dump_solution_for_var): Use find.
17221 (set_used_smts): Fix formatting.
17222 (compute_points_to_sets): Updated for new functions.
17223 (ipa_pta_execute): Ditto.
17225 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17226 Richard Sandiford <richard@codesourcery.com>
17228 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17230 * calls.c (expand_call): If the return value is a PARALLEL,
17231 extract its first member.
17232 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17233 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17234 use FUNCTION_EXTRA_EPILOGUE.
17235 (m68k_function_value): Return a PARALLEL if the return value
17236 is of a pointer type.
17237 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17238 (FUNCTION_EXTRA_EPILOGUE): Remove.
17239 * config/m68k/m68k.md (D0_REG): New constant.
17241 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17243 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17244 output a NOP for empty epilogues.
17246 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17248 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17249 before function. Extend register save check to include all
17250 registers, not just integer ones.
17252 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17254 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17255 (m68k_use_return_insn): ...this.
17256 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17257 * config/m68k/m68k.c (use_return_insn): Rename to...
17258 (m68k_use_return_insn): ...this.
17259 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17260 of USE_RETURN_INSN.
17262 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17264 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17265 nearest even, fix denormal rounding overflow.
17267 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17269 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17270 f%$smove and f%$move.
17271 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17272 (extendsfdf2_cf): Use fdmove instead of f%&move.
17273 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17274 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17276 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17278 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17283 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17284 (coldfire_single_format): Declare.
17285 (coldfire_double_format): Likewise.
17286 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17287 of qnan_msb_set to determine the lower bits of a canonical
17289 (encode_ieee_double): Likewise.
17290 (encode_ieee_quad): Likewise.
17291 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17292 (mips_single_format): Likewise.
17293 (ieee_double_format): Likewise.
17294 (mips_double_format): Likewise.
17295 (ieee_extended_motorola_format): Likewise.
17296 (ieee_extended_intel_96_format): Likewise.
17297 (ieee_extended_intel_128_format): Likewise.
17298 (ieee_extended_intel_96_round_53_format): Likewise.
17299 (ibm_extended_format): Likewise.
17300 (mips_extended_format): Likewise.
17301 (ieee_quad_format): Likewise.
17302 (mips_quad_format): Likewise.
17303 (vax_f_format): Likewise.
17304 (vax_d_format): Likewise.
17305 (vax_g_format): Likewise.
17306 (i370_single_format): Likewise.
17307 (i370_double_format): Likewise.
17308 (decimal_single_format): Likewise.
17309 (decimal_double_format): Likewise.
17310 (decimal_quad_format): Likewise.
17311 (c4x_single_format): Likewise.
17312 (c4x_extended_format): Likewise.
17313 (real_internal_format): Likewise.
17314 (coldfire_single_format): New real_format.
17315 (coldfire_double_format): Likewise.
17316 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17317 canonical_nan_lsbs_set.
17318 (pdp11_d_format): Likewise.
17319 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17320 if TARGET_COLDFIRE_CPU.
17322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17324 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17325 (output_call, m68k_legitimize_call_address): Declare.
17326 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17327 parenthesees. Add support for a 'W' constraint.
17328 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17329 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17330 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17331 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17333 (override_options): Initialize them. Do not set flag_no_function_cse
17334 for TARGET_ID_SHARED_LIBRARY.
17335 (m68k_output_pic_call): Delete.
17336 (m68k_legitimize_call_address): New function.
17337 (print_operand): Remove the %o prefix. Handle the %p prefix.
17338 (output_call): New function.
17339 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17340 target address from the GOT if symbolic jumps are not allowed.
17341 * config/m68k/m68k.md (call, general_operand): Do not set
17342 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17343 Merge separate flag_pic and !flag_pic define_insns into...
17344 (*call, *call_value): ...these new patterns. Match the address
17345 rather than the containing MEM and require it to be a call_operand.
17346 Use output_call to generate the asm template.
17347 * config/m68k/predicates.md (const_call_operand): New predicate.
17348 (call_operand): Likewise.
17350 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17352 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17353 (STACK_GROWS_DOWNWARD): Define to 1.
17354 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17355 comments, emphasizing that these values are only defaults.
17356 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17357 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17359 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17361 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17363 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17364 Richard Sandiford <richard@codesourcery.com>
17366 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17367 (FP_REGNO_P): New macros.
17368 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17369 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17370 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17371 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17373 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17375 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17376 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17378 * config/m68k/t-floatlib: New file, extracting common code from...
17379 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17380 * config/m68k/t-uclinux: Here.
17381 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17382 routines on ColdFire targets.
17384 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17386 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17387 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17388 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17389 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17390 explicitly set MOTOROLA to 1.
17391 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17393 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17394 Nathan Sidwell <nathan@codesourcery.com>
17396 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17397 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17398 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17399 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17400 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17401 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17402 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17403 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17404 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17405 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17406 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17407 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17408 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17409 (DBX_REGISTER_NUMBER): Delete.
17410 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17411 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17412 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17414 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17416 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17417 * config/flat.h: New file.
17418 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17419 OBJECT_FORMAT_FLAT.
17420 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17421 indirect references for -msep-data or -mid-shared-library.
17422 Do not use PC-relative code addresses either.
17423 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17425 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17426 for shared libraries and crt1.o for executables. Use crti.o and
17428 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17429 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17430 Do not add -elf2flt or -shared-lib-id options here.
17431 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17432 Pass -shared-lib-id if -mid-shared-library, taking the library
17433 identifier from -mshared-library-id if given, otherwise
17435 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17436 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17437 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17438 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17439 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17440 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17442 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17443 jump sequence for ISA A and ISA A+.
17444 (PICJUMP): Likewise.
17446 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17448 * config.gcc (m68k-*-uclinux*): Base the port on the common
17449 and m68k GNU/Linux files rather than on the generic ELF ones.
17450 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17451 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17453 2007-01-18 Julian Brown <julian@codesourcery.com>
17454 Richard Sandiford <richard@codesourcery.com>
17456 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17457 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17458 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17460 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17461 80 unconditionally.
17462 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17464 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17466 * doc/install.texi: Document m68k-uclinuxoldabi.
17467 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17468 * config/m68k/uclinux-oldabi.h: New file, copied from
17469 config/m68k/uclinux.h.
17471 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17473 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17474 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17475 (m32r_compute_frame_size): Use unsigned for regno.
17476 (m32r_reload_lr): Use gen_frame_mem.
17478 (m32r_output_function_epilogue): Don't output the function epilogue
17480 (m32r_expand_epilogue): New.
17481 (direct_return): Return false if the function has the interrupt
17483 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17484 * config/m32r/m32r.md (epilogue): New expander.
17485 (return_lr, return_rte): New insns.
17486 (return): Make it expander.
17487 (return_normal): New expander.
17489 2007-01-18 Josh Conner <jconner@apple.com>
17492 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17493 support for UNLE, UNLT, UNGE, and UNGT.
17495 2007-01-18 Jan Hubicka <jh@suse.cz>
17497 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17498 * tree-tailcall (add_virtual_phis): Likewise.
17499 (optimize_tail_call): Return TODOs.
17500 (execute_tail_calls): Return TODOs.
17501 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17502 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17504 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17505 Cleanup cfg using TODO.
17506 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17507 * passes.c (execute_function_todo): When cleanup did something, remove
17509 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17510 (make_edges): Don't cleanup_cfg.
17512 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17514 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17515 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17516 operate on the top of stack.
17517 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17518 register handling of instructions that output to the second
17520 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17521 (move_for_stack_reg): Special-case check for dead destination
17522 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17524 * config/i386/i386.md (UNSPEC_TAN): New constant.
17525 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17526 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17527 to correctly model move of constant 1.0 to top stack slot.
17528 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17529 (unnamed peephole2 pattern): Remove corresponding peephole2
17530 pattern that optimizes tan insn and loading of constant 1.0.
17531 (tanxf2): Use fptanxf4_i387.
17532 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17533 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17534 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17535 disable patterns for SSE math.
17536 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17537 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17539 2007-01-18 Dirk Mueller <dmueller@suse.de>
17540 Richard Guenther <rguenther@suse.de>
17543 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17544 * common.opt (Warray-bounds): Add new warning option.
17545 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17547 * Makefile.in: make tree-vrp.o depend on toplev.h
17548 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17550 (check_array_refs, check_array_bounds, check_array_ref): New.
17552 2007-01-18 Jan Hubicka <jh@suse.cz>
17554 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17555 (execute_ssa_ccp): Return flags conditionally.
17556 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17558 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17560 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17562 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17563 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17565 * Makefile.c (GTFILES): Add cfglayout.h.
17566 * gengtype.c (open_base_files): Likewise.
17567 * cfglayout.c (cfg_layout_function_footer,
17568 cfg_layout_function_header) Reindent to make gengtype happy.
17569 * cfglayout.h (cfg_layout_function_footer,
17570 cfg_layout_function_header): Add GTY(()) marker.
17572 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17574 2007-01-18 Ben Elliston <bje@au.ibm.com>
17576 * genautomata.c (write_automata): Include xstrerror output in the
17577 error message if writing the DFA description file fails.
17579 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17581 * config/mips/mips-protos.h (mips_output_external): Make it
17583 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17584 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17585 (extern_list): Likewise.
17586 (extern_head): Likewise.
17587 (TARGET_ASM_FILE_END): Likewise.
17588 (mips_file_end): Likewise.
17589 (mips_output_external): Rewritten.
17591 2007-01-18 Ben Elliston <bje@au.ibm.com>
17593 * genpreds.c (write_insn_preds_c): Only write out the function
17594 body for regclass_for_constraint if we have register constraints.
17596 2007-01-17 Tom Tromey <tromey@redhat.com>
17598 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17599 * doc/install.texi (Testing): Use sourceware.org.
17600 (Binaries): Likewise.
17601 (Specific): Likewise.
17602 * doc/contrib.texi (Contributors): Use sourceware.org.
17604 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17606 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17607 (AVR_ENHANCED): Rename to ...
17608 (AVR_HAVE_MUL): ... new.
17609 (avr_enhanced_p): Rename to ...
17610 (avr_have_mul_p): ... new.
17611 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17612 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17613 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17614 (avr_have_mul_p): ... new.
17615 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17616 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17617 'avr_enhanced_p' and 'enhanced'.
17618 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17619 AVR_HAVE_MUL instead of AVR_ENHANCED.
17620 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17621 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17622 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17623 instead of AVR_ENHANCED.
17624 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17625 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17626 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17628 2007-01-17 Ian Lance Taylor <iant@google.com>
17630 * vec.h (VEC_reserve_exact): Define.
17631 (vec_gc_p_reserve_exact): Declare.
17632 (vec_gc_o_reserve_exact): Declare.
17633 (vec_heap_p_reserve_exact): Declare.
17634 (vec_heap_o_reserve_exact): Declare.
17635 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17637 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17638 negative parameter.
17639 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17640 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17641 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17642 * vec.c (calculate_allocation): Add exact parameter. Change all
17644 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17645 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17646 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17647 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17648 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17649 (vec_heap_p_reserve_exact): New function.
17650 (vec_heap_o_reserve_exact): New function.
17652 2007-01-17 Jan Hubicka <jh@suse.cz>
17654 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17656 2007-01-17 Eric Christopher <echristo@apple.com>
17658 * config.gcc: Support core2 processor.
17660 2007-01-16 Jan Hubicka <jh@suse.cz>
17662 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17663 the names, just unlink the chain so we don't crash on dangling
17667 2007-01-16 Jan Hubicka <jh@suse.cz>
17669 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17670 * tree-pass.h: Reorder to make IPA passes appear toegher.
17671 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17673 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17674 parameters, do not call early inliner.
17675 * ipa-inline.c: Update comments. Include tree-flow.h
17676 (cgraph_decide_inlining): Do not compute inlining parameters.
17677 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17678 be called with function context set up.
17679 (pass_ipa_inline): Remove unreachable functions before pass.
17680 (cgraph_early_inlining): Simplify assuming to be called from the
17682 (pass_early_inline): New pass.
17683 (cgraph_gate_ipa_early_inlining): New gate.
17684 (pass_ipa_early_inline): Turn into simple wrapper.
17685 (compute_inline_parameters): New function.
17686 (gate_inline_passes): New gate.
17687 (pass_inline_parameters): New pass.
17688 (apply_inline): Move here from tree-optimize.c
17689 (pass_apply_inline): New pass.
17690 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17692 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17693 doing them by hand.
17694 (tree_function_versioning): Do not allocate dummy struct function.
17695 * tree-inline.h (optimize_inline_calls): Update prototype.
17696 * tree-optimize.c (execute_fixup_cfg): Export.
17697 (pass_fixup_cfg): Remove
17698 (tree_rest_of_compilation): Do not apply inlines.
17699 * tree-flow.h (execute_fixup_cfg): Declare.
17700 * Makefile.in (gt-passes.c): New.
17701 * passes.c: Include gt-passes.h
17702 (init_optimization_passes): New passes.
17703 (nnodes, order): New static vars.
17704 (do_per_function_toporder): New function.
17705 (execute_one_pass): Dump current pass here.
17706 (execute_ipa_pass_list): Don't dump current pass here.
17708 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17710 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17711 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17713 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17715 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17716 (strong_alias): Define.
17717 (__gcc_qmul): Provide non-FMA for soft-float.
17718 (__gcc_qdiv): Same.
17723 (__gcc_qunord): New.
17733 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17734 soft-float functions.
17735 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17736 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17737 about long double soft float.
17739 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17740 Tehila Meyzels <tehila@il.ibm.com>
17742 * tree-vectorizer.h (is_pattern_stmt_p): New.
17743 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17744 formatting (tabs instead of spaces). Cleanup and clarify setting
17745 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17746 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17747 (vectorizable_type_demotion): Check that types are integral.
17748 (vectorizable_type_promotion): Likewise.
17749 (vectorizable_store): Fix typo. Eliminate new-line at end of
17752 2007-01-16 Jan Hubicka <jh@suse.cz>
17754 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17757 2007-01-15 Eric Christopher <echristo@apple.com>
17759 * ifcvt.c: Include vec.h, vecprim.h.
17760 (check_cond_move_block): New argument regs.
17761 Reorganize. Add registers used to regs.
17762 (cond_move_process_if_block): Use regs set above as
17765 2007-01-15 Eric Christopher <echristo@apple.com>
17767 * config/darwin.h: Update copyright.
17768 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17769 (LINK_COMMAND_SPEC): Add -u.
17770 (LINK_SPEC): Fix umbrella for above.
17772 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17774 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17777 2007-01-15 Tom Tromey <tromey@redhat.com>
17779 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17780 * doc/install.texi (Testing): Don't mention jacks.
17781 (Configuration): Document --enable-java-maintainer-mode. Move
17782 --with-java-home to libgcj-specific section. Document
17784 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17786 2007-01-15 Jan Hubicka <jh@suse.cz>
17788 * tree-ssa-dce.c (DCE_TODOs): New.
17789 (propagate_necessity): Return if something changed.
17790 (eliminate_unnecessary_stmts): Likewise.
17791 (perform_tree_ssa_dce): Return TODO flags when needed.
17792 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17794 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17796 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17797 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17798 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17799 patterns using X87MODEF12 mode macro. Extend operand 1
17800 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17801 (log10<mode>2): Ditto.
17802 (log2<mode>2): Ditto.
17803 (log1p<mode>2): Ditto.
17804 (logb<mode>2): Ditto.
17805 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17806 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17807 (*fxtractxf3_i387): Rename from *fxtractxf3.
17808 (fxtract_extend<mode>xf3_i387): New insn pattern.
17809 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17810 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17811 and gen_fyl2xxf3_i387().
17813 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17815 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17816 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17817 get_loop_exit_edges. Changed return type to bool.
17818 * cfgloop.h (fix_loop_placement): Declaration removed.
17820 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17822 * param.h (MIN_VECT_LOOP_BOUND): New.
17823 * params.def (MIN_VECT_LOOP_BOUND): New.
17824 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17825 argument - minimum threshold for number of iterations.
17826 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17827 argument to declaration.
17828 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17829 MIN_VECT_LOOP_BOUND.
17830 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17831 slpeel_tree_peel_loop_to_edge with additional argument.
17832 (vect_do_peeling_for_alignment): Likewise.
17833 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17835 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17838 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17839 operands of size 1.
17841 2007-01-14 Jan Hubicka <jh@suse.cz>
17843 * tree-dfa.c (remove_referenced_var): New function.
17844 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17845 prune referenced vars list too.
17846 * tree-flow.h (remove_referenced_var): Declare.
17848 2007-01-14 Jan Hubicka <jh@suse.cz>
17850 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17852 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17853 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17854 * except.h (verify_eh_throw_table_statements): Kill prototype.
17855 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17856 into call exrepssions.
17857 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17859 * tree-cfg.c: Include pointer-set.h.
17860 (verify_node_sharing): Work on pointer set.
17861 (verify_eh_throw_stmt_node): New.
17862 (verify_stmts): Use pointers sets, verify throw_stmt.
17864 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17866 * ipa-reference.c (analyze_function): Consider also addresses taken
17869 2007-01-12 Roger Sayle <roger@eyesopen.com>
17871 * c-typeck.c (null_pointer_constant_p): Replace use of
17872 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17873 (build_c_cast): Likewise.
17875 2007-01-12 Roger Sayle <roger@eyesopen.com>
17877 * tree.h (force_fit_type_double): Remove unused final argument.
17878 * c-common.c (constant_expression_warning): Replace use of
17879 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17880 (convert_and_check): Likewise.
17881 (shorten_compare): Update call to force_fit_type_double.
17882 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17883 * convert.c (convert_to_pointer): Update call to
17884 force_fit_type_double.
17885 * fold-const.c (force_fit_type_double): Remove overflowed_const
17887 (int_const_binop, fold_convert_const_int_from_int,
17888 fold_convert_const_int_from_real, fold_div_compare,
17889 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17890 fold_abs_const, fold_not_const): Remove the final argument from
17891 calls to force_fit_type_double.
17893 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17895 * configure.ac: Set insn to "nop" for spu-*-* also.
17896 * configure: Regenerate.
17898 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17900 * builtins.def : Add BUILT_IN_FREE.
17902 2007-01-12 Jan Hubicka <jh@suse.cz>
17904 PR tree-optimization/30443
17905 * tree-inline.c (tree_function_versioning): Do not optimize when
17906 cloning for inlining.
17908 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17910 * doc/loop.texi: Document recording of loop exits.
17911 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17912 (update_single_exits_after_duplication,
17913 update_single_exit_for_duplicated_loop,
17914 update_single_exit_for_duplicated_loops): Removed.
17915 (duplicate_loop_to_header_edge): Do not call
17916 update_single_exits_after_duplication and
17917 update_single_exit_for_duplicated_loops.
17918 (loop_version): Do not update single_exit information.
17919 (fix_loop_structure): Use record_loop_exits instead of
17920 mark_single_exit_loops.
17921 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17922 the lists of loop exits.
17923 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17924 split_edge, merge_blocks): Update the lists of loop exits.
17925 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17926 loop_optimizer_init.
17927 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17928 of mark_single_exit_loops.
17929 (loop_optimizer_finalize): Call release_recorded_exits.
17930 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17931 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17932 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17933 update single exit information.
17934 * lambda-code.c (perfect_nestify): Ditto.
17935 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17936 (mark_single_exit_loops): Removed.
17937 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17938 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17939 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17941 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17942 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17943 (verify_loop_structure): Verify consistency of the exit lists.
17944 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17945 (set_single_exit): Removed.
17946 * cfgloop.h (struct loop_exit): New function.
17947 (struct loop): single_exit_ field replaced by exits field.
17948 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17949 LOOPS_HAVE_RECORDED_EXITS.
17950 (struct loops): Added exits hash.
17951 (mark_single_exit_loops, set_single_exit): Declaration removed.
17952 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17954 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17956 * doc/invoke.texi: Avoid use of @headitem.
17958 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17960 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17962 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17964 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17967 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17968 Richard Sandiford <richard@codesourcery.com>
17970 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17971 * config/m68k/m68k.opt: Resort options.
17972 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17974 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17975 Richard Sandiford <richard@codesourcery.com>
17977 * doc/invoke.texi: Document the macros that are defined by
17978 m68k's -mtune and -mhard-float options.
17979 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17980 (m68k_cpp_cpu_family): Likewise.
17981 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17982 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17983 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17984 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17985 (m68k_cpp_cpu_family): Likewise.
17987 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17989 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17990 macros besides mc68000 as tuning macros. Use a switch statement
17991 to set them and mcpu32.
17993 2007-01-12 Julian Brown <julian@codesourcery.com>
17995 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17996 (TARGET_68040_ONLY): Rename to...
17997 (TARGET_68040): ...this.
17998 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17999 * config/m68k/m68k.md: Likewise.
18001 2007-01-12 Julian Brown <julian@codesourcery.com>
18002 Nathan Sidwell <nathan@codesourcery.com>
18003 Richard Sandiford <richard@codesourcery.com>
18005 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18006 the -mcpu= argument associated with the --with-cpu setting.
18007 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18008 if different from the one implied by the -mcpu setting.
18009 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18010 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18011 * doc/invoke.texi: Mention ColdFire in the introduction to the
18012 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18013 -mno-div and -mhard-float options. Make -m68881 a synonym for
18014 -mhard-float. Document the previously-undocumented -m5206e,
18015 -m528x, -m5307 and -m5407 options. Tweak the existing option
18016 documentation for consistency.
18017 * doc/install.texi: Mention new --with-cpu arguments.
18018 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18019 default CPU if neither -mcpu nor -march are specified.
18020 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18021 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18022 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18023 using m68k_tune to decide between families that implement the
18024 same ISA. Use m68k_tune to set __mcfv4e__.
18025 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18026 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18027 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18028 (FL_ISA_C, FL_ISA_MMU): New macros.
18029 (MASK_COLDFIRE): Delete.
18030 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18031 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18032 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18033 (TARGET_HARD_FLOAT): Do not define here.
18034 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18035 (TUNE_68000): New macro.
18036 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18037 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18038 (TUNE_CFV2): Redefine in terms of m68k_tune.
18039 (uarch_type, target_device, fpu_type): New enums.
18040 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18041 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18042 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18043 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18044 (FL_FOR_isa_c): New macros.
18045 (m68k_isa): New enum.
18046 (m68k_target_selection): New structure.
18047 (all_devices, all_isas, all_microarchs): New tables.
18048 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18049 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18050 (MASK_ALL_CPU_BITS): Delete.
18051 (m68k_find_selection): New function.
18052 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18053 Map the legacy target options to a combination of the new ones.
18054 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18055 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18056 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18058 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18059 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18061 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18062 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18063 * config/m68k/m68k-devices.def: New file.
18065 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18066 Nathan Sidwell <nathan@codesourcery.com>
18068 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18069 (SUBTARGET_EXTRA_SPECS): New macros.
18070 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18071 use %(asm_cpu_spec) instead.
18072 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18073 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18074 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18075 (EXTRA_SPECS): Rename to...
18076 (SUBTARGET_EXTRA_SPECS): ...this.
18078 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18079 Richard Sandiford <richard@codesourcery.com>
18080 Julian Brown <julian@codesourcery.com>
18082 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18083 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18084 to the configuration's default CPU.
18085 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18086 Remove default masks.
18087 (m680[012]0-*-*): Set the default with_cpu to the first part of
18089 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18090 (m68k*-*-linux): Extend the --with-cpu handling to...
18091 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18092 and m68010. Don't set target_cpu_default2.
18093 * doc/install.texi: Document --with-cpu for m68k.
18094 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18095 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18096 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18097 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18098 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18099 (ASM_SPEC): Remove use of %(asm_cpu_default).
18100 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18101 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18102 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18103 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18104 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18105 (TARGET_DEFAULT): Delete.
18106 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18107 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18108 (CPP_CPU_SPEC): Delete.
18109 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18110 the appropriate string.
18111 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18112 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18113 (ASM_SPEC): Don't use %(asm_default_spec).
18114 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18115 TARGET_DEFAULT and add MASK_68881.
18116 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18118 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18120 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18121 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18122 MASK_68010 alongside MASK_68020.
18123 * doc/invoke.texi: Document -m68010.
18124 * config/m68k/m68k.opt (m68010): New.
18125 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18127 (TUNE_68010): New macro.
18128 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18129 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18130 (M68K_CPU_m68332): Add MASK_68010.
18131 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18132 fallback definition.
18133 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18135 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18136 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18137 to all entries that use MASK_68020.
18138 (output_move_simode_const, output_move_himode, output_move_qimode)
18139 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18140 instead of TARGET_68020 to select clr behavior. Remove comment
18141 about there being no TARGET_68010.
18142 * config/m68k/m68k.md: Likewise throughout.
18144 2007-01-12 Julian Brown <julian@codesourcery.com>
18146 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18147 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18148 * config/m68k/m68k.md: Likewise.
18150 2007-01-12 Julian Brown <julian@codesourcery.com>
18152 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18153 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18155 2007-01-12 Julian Brown <julian@codesourcery.com>
18157 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18158 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18159 * config/m68k/m68k.md: Likewise.
18161 2007-01-12 Julian Brown <julian@codesourcery.com>
18162 Richard Sandiford <richard@codesourcery.com>
18164 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18165 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18166 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18168 (TARGET_CPU32): Rename to...
18169 (TUNE_CPU32): ...this.
18170 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18171 (TUNE_CFV2): New macros.
18172 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18173 remove conditions that are implied by TARGET_68020.
18174 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18175 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18176 (m68k_output_function_epilogue): Likewise.
18177 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18178 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18179 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18180 non-68000 timings. Refactor multiplication and division costs.
18181 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18182 TUNE_CPU32 instead of TARGET_CPU32.
18183 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18184 and TUNE_68060 instead of TARGET_68060.
18185 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18186 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18188 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18189 && !TARGET_COLDFIRE" to choose between moveq and clr.
18190 Likewise in the unnamed movsf pattern.
18191 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18192 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18195 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18197 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18198 of tabbing before backslashes.
18200 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18202 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18203 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18204 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18206 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18208 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18209 find_interesting_uses_cond.
18210 (find_interesting_uses_cond): Use extract_cond_operands.
18211 (rewrite_use_compare): Use extract_cond_operands and
18212 force_gimple_operand_bsi. Do not call update_stmt.
18213 (determine_use_iv_cost_condition): Use extract_cond_operands.
18214 Return cheaper of using original bound and changing the exit bound.
18216 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18218 PR tree-optimization/29516
18219 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18220 most_expensive_mult_to_index, addr_to_parts,
18221 create_mem_ref, maybe_fold_tmr): Make the type of
18222 fields of TARGET_MEM_REF sizetype.
18223 (move_fixed_address_to_symbol, move_pointer_to_base):
18225 * tree.def (TARGET_MEM_REF): Add comment on types of
18228 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18230 * c-common.c (vector_types_convertible_p): Treat opaque types as
18231 always convertible if they have the same size, but not otherwise.
18233 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18235 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18236 Remove the b_unconditional field.
18237 (noce_try_sign_mask): Do not look at b_unconditional.
18238 (noce_process_if_block): Do not use merge_if_blocks. Update
18239 the CFG here. Do not set b_unconditional.
18240 (cond_move_process_if_block): Likewise.
18241 (find_cond_trap): Likewise.
18242 (check_cond_move_block): Require simple jump insns at the end
18243 of the basic block.
18245 2007-01-11 Jan Hubicka <jh@suse.cz>
18247 PR tree-optimization/1046
18248 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18249 when alias info is not ready.
18250 (pass_tail_recursion): Do not require aliasing.
18251 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18252 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18253 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18254 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18255 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18256 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18257 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18259 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18260 When aliasing is not build, mark statement as volatile.
18262 2007-01-11 Tom Tromey <tromey@redhat.com>
18264 PR preprocessor/15185, PR preprocessor/20989:
18265 * doc/cppopts.texi <-MT>: Update description of algorithm for
18266 computing default target.
18267 <-M, -MD>: Reword "basename" text.
18269 2007-01-11 Roger Sayle <roger@eyesopen.com>
18271 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18272 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18273 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18274 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18275 fold_builtin_bswap, real_constp, fold_builtin_pow,
18276 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18277 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18278 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18279 * convert.c (convert_to_pointer): Likewise.
18280 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18281 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18282 const_binop, fold_convert_const_int_from_int,
18283 fold_convert_const_int_from_real,
18284 fold_convert_const_real_from_real, sign_bit_p,
18285 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18286 fold_sign_changed_comparison, fold_unary, fold_comparison,
18287 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18288 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18289 * print-tree.c (print_node_brief, print_node): Likewise.
18290 * stor-layout.c (place_field, layout_type): Likewise.
18291 * tree-chrec.c (keep_cast): Likewise.
18292 * tree.c (build_vector, build_real, build_real_from_int_cst,
18293 build_complex): Likewise.
18295 2007-01-11 Roger Sayle <roger@eyesopen.com>
18297 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18298 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18300 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18302 * configure.ac (strict1_warn): Rename to strict_warn.
18303 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18304 cc_set_by_configure, quoted_cc_set_by_configure,
18305 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18306 all_boot_languages, all_stagestuff): Remove.
18307 (target_list): Remove bootstrap targets.
18308 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18309 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18310 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18311 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18312 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18313 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18314 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18315 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18316 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18317 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18318 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18319 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18320 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18321 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18322 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18323 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18324 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18325 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18326 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18327 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18328 (mostlyclean): Adjust.
18329 (clean, distclean): Don't mention bootstrap stuff.
18330 * configure: Regenerate.
18331 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18332 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18333 treelang/config-lang.in (stagestuff): Remove.
18334 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18335 stageprofile, stagefeedback, stagestuff): Remove mention.
18337 2007-01-11 Nick Clifton <nickc@redhat.com>
18339 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18341 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18342 (mcore_arith_K_S_operand): Run the test for the S constraint not
18343 the test for the M constraint.
18344 (mcore_addsub_operand): Do not accept integer values that are
18345 larger than 32 bits.
18346 * config/mcore/mcore.md: Remove unused constraints from split.
18347 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18348 (addsi3): Likewise.
18349 (allocate_stack): Likewise.
18350 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18351 operands to 32 bits.
18352 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18354 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18355 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18356 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18357 mcore_output_bclri, mcore_output_andn, output_inline_const,
18358 mcore_output_move, mcore_output_movedouble): Likewise.
18359 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18360 (output_inline_const): Likewise.
18361 (output_inline_const): Fix format strings used in sprintf
18363 * config/mcore/mcore-protos.h: Update prototypes for changed
18364 functions in mcore.c.
18365 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18366 HOST_WIDE_INT and not int.
18367 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18368 CONST_OK_FOR_N): Likewise.
18369 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18370 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18373 2007-01-10 Jan Hubicka <jh@suse.cz>
18375 * tree-vrp.c (remove_range_assertions): Release defs.
18376 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18377 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18379 2007-01-10 Paul Brook <paul@codesourcery.com>
18381 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18382 * config/arm/arm.md (mulsi3subsi): New insn.
18384 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18386 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18387 (tree_transform_and_unroll_loop): New.
18388 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18391 2007-01-10 Robert Kennedy <jimbob@google.com>
18393 * fold-const.c (fold_comparison): Fold comparisons like (x *
18394 1000 < 0) to (x < 0).
18396 2007-01-10 Ian Lance Taylor <iant@google.com>
18398 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18399 operands have the same priority.
18401 2007-01-10 Tom Tromey <tromey@redhat.com>
18403 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18404 (fold_binary): Likewise.
18405 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18406 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18407 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18408 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18409 * langhooks.h (struct lang_hooks): Removed field
18410 'can_use_bit_fields_p'.
18412 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18414 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18416 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18418 * function.c (get_last_funcdef_no): New function.
18419 * function.h (get_last_funcdef_no): Declare.
18420 * tree-inline.c (initialize_cfun): Add initialization.
18421 (tree_function_versioning): Cleanup.
18423 2007-01-10 Jan Hubicka <jh@suse.cz>
18425 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18428 2007-01-10 Sa Liu <saliu@de.ibm.com>
18429 Ben Elliston <bje@au.ibm.com>
18431 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18432 for SAVE_NONLOCAL and Pmode for any other save level.
18433 * spu-protos.h (spu_restore_stack_block): Declare.
18434 * spu.md (save_stack_block): Remove.
18435 (restore_stack_block): Call spu_restore_stack_block.
18436 * spu.c (spu_restore_stack_block): New function.
18437 (spu_expand_epilogue): Remove old comment.
18439 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18441 PR tree-optimization/30322
18442 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18443 (cand_value_at): Return the value as aff_tree.
18444 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18445 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18446 aff_combination_mult): New functions.
18447 (aff_combination_add): Use aff_combination_add_cst.
18448 (aff_combination_convert): Allow conversions to a wider type.
18449 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18450 * tree-affine.h (aff_combination_mult): Declare.
18452 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18454 * doc/tm.texi: Update documentation to reflect reality of exec
18455 and start file search behaviours. Update copyright year.
18456 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18457 header file directories.
18459 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18461 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18462 (*cosxf2): Rename to cosxf2_i387.
18463 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18464 using X87MODEF12 mode macro. Rename patterns to
18465 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18467 (*cosdf2, *cossf2): Ditto.
18468 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18469 to match extended input operands.
18470 (sincos<mode>3): New expander.
18471 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18472 insn patterns and corresponding splitters.
18474 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18476 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18477 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18479 2007-01-09 Nicolas Pitre <nico@cam.org>
18482 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18484 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18486 * target.h (struct gcc_target): New field library_rtti_comdat.
18487 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18488 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18489 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18490 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18492 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18494 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18496 2007-01-08 Richard Guenther <rguenther@suse.de>
18498 * tree.h (force_fit_type_double): Export.
18499 (force_fit_type): Remove.
18500 * fold-const.c (force_fit_type_double): New function.
18501 (force_fit_type): Remove.
18502 (int_const_binop): Use it.
18503 (fold_convert_const_int_from_int): Likewise.
18504 (fold_convert_const_int_from_real): Likewise.
18505 (fold_div_compare): Likewise.
18506 (fold_sign_changed_comparison): Likewise.
18507 (fold_unary): Likewise.
18508 (fold_negate_const): Likewise.
18509 (fold_abs_const): Likewise.
18510 (fold_not_const): Likewise.
18511 * c-common.c (shorten_compare): Use force_fit_type_double.
18512 * convert.c (convert_to_pointer): Likewise.
18514 2007-01-08 Richard Guenther <rguenther@suse.de>
18516 * tree.h (build_int_cst_wide_type): Export.
18517 * tree.c (build_int_cst_wide_type): New function.
18518 (build_int_cst_wide): Fix comment.
18519 * builtins.c (fold_builtin_object_size): Use build_int_cst
18520 to build -1 or 0 of the correct type. Use fit_double_type
18521 to check for overflow.
18522 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18524 (decode_field_reference): Likewise.
18525 (all_ones_mask_p): Likewise.
18526 (native_interpret_int): Use build_int_cst_wide_type.
18527 (fold_binary): Use build_int_cst_type to build an all-ones
18529 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18531 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18533 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18535 2007-01-09 Ben Elliston <bje@au.ibm.com>
18537 * genautomata.c (STATS_OPTION): New option.
18538 (stats_flag): New flag.
18539 (gen_automata_option): Handle it.
18540 (initiate_automaton_gen): Ditto.
18541 (write_automata): Output statistics only if stats_flag is
18542 set. Likewise, output time statistics only if time_flag is set.
18543 * doc/md.texi (Processor pipeline description): Document new flag.
18545 2007-01-08 Richard Guenther <rguenther@suse.de>
18547 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18548 * tree.c (build_int_cst_type): Likewise.
18549 (size_in_bytes): Don't call force_fit_type on the result.
18550 (int_fits_type_p): Use fit_double_type.
18551 * fold-const.c (fit_double_type): New function.
18552 (force_fit_type): Use it.
18553 * tree.h (fit_double_type): Export.
18555 2007-01-08 Jan Hubicka <jh@suse.cz>
18557 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18558 * ipa.c (function_and_variable_visibility): Fix return type.
18560 2007-01-08 Richard Guenther <rguenther@suse.de>
18562 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18563 of offset to build the index.
18564 * tree-pretty-print.c (dump_generic_node): Don't build negated
18565 const just for printing.
18566 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18567 * builtins.c (fold_builtin_int_roundingfn): Check if result
18568 fits the type by using force_fit_type and comparing the result.
18569 * predict.c (predict_loops): Use compare_tree_int for comparison.
18570 * tree.c (build_int_cst): Fall back to integer_type_node for
18572 (build_int_cst_wide): Assert type is non-null.
18574 2007-01-08 Roberto Costa <roberto.costa@st.com>
18576 * tree-vrp.c (extract_range_from_cond_expr): New.
18577 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18578 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18580 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18581 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18582 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18583 used as expressions.
18584 * tree-object-size.c (cond_expr_object_size): New.
18585 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18587 2007-01-08 Jan Hubicka <jh@suse.cz>
18589 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18590 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18593 2007-01-08 Richard Guenther <rguenther@suse.de>
18595 PR tree-optimization/23603
18596 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18597 (extract_range_from_binary): Fall back to truthvalue instead of
18598 varying for TRUTH_*_EXPR.
18599 (extract_range_from_comparison): Fall back to truthvalue instead of
18601 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18602 if all visited PHI values were constant.
18604 2007-01-08 Jan Hubicka <jh@suse.cz>
18606 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18607 (cgraph_analyze_function): break out from ...
18608 (cgraph_finalize_compilation_unit): ... here.
18609 (cgraph_expand_function): Remove forgoten commented out line.
18610 (cgraph_optimize): Analyze functions.
18612 2007-01-08 Jan Hubicka <jh@suse.cz>
18614 * tree-pas.h (TODO_remove_function): New flag.
18615 (TODO_update*): Renumber.
18616 (pass_ipa_increase_alignment,
18617 pass_ipa_function_and_variable_visibility): New passes.
18618 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18619 (cgraph_function_and_variable_visibility): Move to ipa.c
18620 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18621 cgraph_increase_alignment.
18622 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18623 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18624 calling tree-inline.
18625 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18626 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18627 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18628 (gate_increase_alignment): New function.
18629 (pass_ipa_increase_alignment): New pass.
18630 * ipa.c: Inline tree-pass.h and timevar.h
18631 (function_and_variable_visibility): Move here from cgraphunit.c
18632 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18633 * passes.c (init_optimization_passes): Add the two new passes.
18634 (execute_todo): Handle cgraph_remove_functions.
18636 2007-01-08 Nick Clifton <nickc@redhat.com>
18638 * config/frv/predicates.md (reg_or_0_operand): Accept
18641 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18643 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18644 * config.gcc: Add bfin*-rtems*.
18646 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18648 * c.opt: Add -flax-vector-conversions.
18649 * c-typeck.c (convert_for_assignment): Pass flag to
18650 vector_types_convertible_p to allow emission of note.
18651 (digest_init): Likewise.
18652 * c-opts.c: Handle -flax-vector-conversions.
18653 * c-common.c (flag_lax_vector_conversions): New.
18654 (vector_types_convertible_p): Unless -flax-vector conversions
18655 has been passed, disallow conversions between vectors with
18656 differing numbers of subparts and/or element types. If such
18657 a conversion is disallowed, possibly emit a note on the first
18658 occasion only to inform the user of -flax-vector-conversions.
18659 The new last argument specifies this.
18660 * c-common.h (flag_lax_vector_conversions): New.
18661 (vector_types_convertible_p): Add extra argument.
18662 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18663 char_type_node for V*QI type vectors.
18664 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18665 Update to satisfy new typechecking rules.
18666 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18667 C and C++ variants.
18668 * doc/invoke.texi (C Dialect Options): Document
18669 -flax-vector-conversions.
18671 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18673 PR tree-optimization/29877
18674 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18675 a register variable on the RHS to not be replaceable.
18677 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18678 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18679 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18680 const_simm15, const_pow2, const_npow2): Added.
18681 * config/score/misc.md (insv, extv, extzv, movmemsi,
18682 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18683 * config/score/score.c (score_address_cost, score_select_cc_mode):
18685 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18686 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18687 Update score_print_operand.
18688 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18689 Adjust register allocate order and update some macro define.
18690 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18691 mdx_block_move_straight, mdx_block_move_loop_head,
18692 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18693 mdx_block_move_loop, mdx_block_move): Added.
18694 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18695 mdp_limm): Updated and fix some bug and typo.
18696 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18697 (movsf, movdf, doloop_end): Added.
18699 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18701 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18702 config/arm/thumb2.md: Fix comment typos.
18703 * doc/extend.texi: Fix a typo.
18705 2007-01-07 Eric Christopher <echristo@apple.com>
18707 * configure.ac: Check for __stack_chk_fail for darwin.
18708 * configure: Regenerate.
18710 2007-01-07 Richard Guenther <rguenther@suse.de>
18712 * tree-vrp.c (extract_range_from_assert): CSE calls to
18713 compare_values where possible.
18714 (extract_range_from_unary_expr): Likewise.
18716 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18718 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18719 * config/avr/avr.c (call_insn_operand): Delete function.
18720 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18721 instead of register number. Use predicates.
18722 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18723 call_insn_operand): Add.
18725 2007-01-06 Jan Hubicka <jh@suse.cz>
18727 * tree-pass.h (pass_build_cgraph_edges): Declare.
18728 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18729 (visited_nodes): Remove.
18730 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18731 build_cgrpah_edges; make visited_nodes local.
18732 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18733 (record_references_in_initializer): Move to cgraphbuild.c
18734 (initialize_inline_failed, rebuild_cgraph_edges,
18735 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18736 (verify_cgraph_node): Make visited_nodes local.
18737 (cgraph_analyze_function): Do not call cgraph_create_edges and
18738 initialize_inline_failed.
18739 (cgraph_expand_function): Do not call cgraph_lower_function;
18740 assert that function is already lowered.
18741 * Makefile.in (cgraphbuild.o): New.
18742 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18743 at the end of lowering passes.
18745 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18747 * ifcvt.c (cond_move_convert_if_block): New function, code
18748 factored out from...
18749 (cond_move_process_if_block): ...here. Call the new function
18750 on the THEN and ELSE blocks.
18751 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18752 already takes care of this.
18754 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18757 * tree.h (TREE_OVERFLOW_P): New.
18758 * c-typeck.c (parser_build_unary_op): Warn only if result
18759 overflowed and operands did not.
18760 (parser_build_binary_op): Likewise.
18761 (convert_for_assignment): Remove redundant overflow_warning.
18762 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18764 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18766 * c-typeck.c (store_init_value): Split over two lines to follow
18767 the GNU coding style.
18769 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18771 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18772 __GXX_EXPERIMENTAL_CXX0X__.
18773 * doc/cpp.texi: Same.
18775 2007-01-05 Richard Guenther <rguenther@suse.de>
18777 PR middle-end/27826
18778 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18779 with mismatched types. Instead explicitly build a
18780 conversion NOP_EXPR.
18782 2007-01-05 Ian Lance Taylor <iant@google.com>
18784 * c-common.c (decl_with_nonnull_addr_p): New function.
18785 (c_common_truthvalue_conversion): Call it.
18786 * c-typeck.c (build_binary_op): Likewise.
18787 * c-common.h (decl_with_nonnull_addr_p): Declare.
18789 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18792 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18795 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18797 * doc/install.texi (Final install): Document the fact that
18798 the GNAT runtime should not be stripped.
18800 2007-01-04 Jan Hubicka <jh@suse.cz>
18802 * tree-inline.c (fold_marked_statements): Update operand caches
18803 and EH after folding
18805 2007-01-04 Ian Lance Taylor <iant@google.com>
18807 * c-common.c (check_function_nonnull): Whitespace fix.
18809 2007-01-04 Jan Hubicka <jh@suse.cz>
18811 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18812 comitted older version of patch.
18813 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18814 function, celanup cfg and collect garbage.
18816 2007-01-04 Mike Stump <mrs@apple.com>
18818 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18821 2007-01-04 Eric Christopher <echristo@apple.com>
18823 * libgcc2.c (__bswapsi2): Use SItype.
18824 (__bswapdi2): Use DItype.
18825 * libgcc2.h: Update for above.
18827 2007-01-04 Paul Brook <paul@codesourcery.com>
18829 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18830 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18831 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18832 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18833 umulsi3_highpart): Make conditional on !arm_arch6.
18834 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18835 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18836 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18837 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18838 umulsi3_highpart_v6): New insns.
18840 2007-01-04 Roger Sayle <roger@eyesopen.com>
18842 * fold-const.c (fold_convert): When casting an expression to void,
18843 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18844 have a type. Instead of attempting to build a NOP_EXPR, return
18845 these "special" trees directly.
18847 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18849 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18850 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18851 rs6000_cost->fp not 0 as adjustment for outer NEG.
18853 2007-01-04 Jan Hubicka <jh@suse.cz>
18855 * cgraph.c (cgraph_release_function_body): New function.
18856 (cgraph_remove_node): Use it.
18857 * cgraph.h (cgraph_release_function_body): Declare.
18858 * cgraphunit.c (cgraph_expand_function): Use it.
18859 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18860 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18861 is initialized and while compilation of other function is running.
18862 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18863 statement CFG annotations from here to ...
18864 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18866 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18868 * cfgloop.h (enum li_flags): Make the constants powers of two.
18870 2007-01-04 Jan Hubicka <jh@suse.cz>
18872 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18874 (fold_marked_statements): New function.
18875 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18876 * tree-inline.h (copy_body_data): Add statements_to_fold.
18878 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18880 * config.gcc: Mention libgcc/config.host.
18881 * Makefile.in: Update comments mentioning libgcc.
18882 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18883 (all.cross, start.encap, rest.encap, rest.cross): Update
18884 dependencies for libgcc move.
18885 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18886 (clean-target, clean-target-libgcc): Delete.
18887 (srcdirify, GCC_EXTRA_PARTS): New macros.
18888 (libgcc-support, libgcc.mvars): New rules.
18889 (distclean): Remove mention of mklibgcc.
18890 (install): Don't reference INSTALL_LIBGCC.
18891 (install-common): Don't reference EXTRA_PARTS.
18892 (install-libgcc, install-multilib): Delete rules.
18893 * mklibgcc.in: Delete file.
18894 * doc/configfiles.texi: Don't mention mklibgcc.
18896 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18897 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18898 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18899 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18900 (mklibgcc, ldblspecs): Likewise.
18902 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18903 (posixpre.def): Use $(T).
18904 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18905 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18906 (SHLIB_LINK): Make dummy.
18907 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18909 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18911 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18912 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18913 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18914 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18916 * configure.ac (all_outputs): Remove mklibgcc.
18917 * configure: Regenerated.
18919 2007-01-03 Josh Conner <jconner@apple.com>
18921 PR middle-end/29683
18922 * calls.c (compute_argument_addresses): Set stack and stack_slot
18923 for partial args, too.
18924 (store_one_arg): Use locate.size.constant for the size when
18925 generating a save_area.
18927 2007-01-03 Robert Kennedy <jimbob@google.com>
18929 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18930 whose definitions are deleted due to basic block merging.
18932 2007-01-03 Paul Brook <paul@codesourcery.com>
18935 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18937 (use_return_insn): Return 0 for Thumb interrupt functions.
18938 (print_multi_reg): Add rfe argument for IRQ returns.
18939 (arm_output_epilogue): Pop interrupt return address directly into PC.
18940 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18942 2007-01-03 Paul Brook <paul@codesourcery.com>
18944 Merge from sourcerygxx-4_1.
18945 * config/arm/thumb2.md: New file.
18946 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18948 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18949 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18950 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18951 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18953 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18954 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18956 * config/arm/ieee754-sf.S: Ditto.
18957 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18958 (thumb1_base_register_rtx_p): ... to this.
18959 (thumb_index_register_rtx_p): Rename...
18960 (thumb1_index_register_rtx_p): ... to this.
18961 (thumb_output_function_prologue): Rename...
18962 (thumb1_output_function_prologue): ... to this.
18963 (thumb_legitimate_address_p): Rename...
18964 (thumb1_legitimate_address_p): ... to this.
18965 (thumb_rtx_costs): Rename...
18966 (thumb1_rtx_costs): ... to this.
18967 (thumb_compute_save_reg_mask): Rename...
18968 (thumb1_compute_save_reg_mask): ... to this.
18969 (thumb_final_prescan_insn): Rename...
18970 (thumb1_final_prescan_insn): ... to this.
18971 (thumb_expand_epilogue): Rename...
18972 (thumb1_expand_epilogue): ... to this.
18973 (arm_unwind_emit_stm): Rename...
18974 (arm_unwind_emit_sequence): ... to this.
18975 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18976 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18977 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18978 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18979 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18980 thumb2_output_casesi): New functions.
18981 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18982 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18983 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18984 THUMB2_WORK_REGS): Define.
18985 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18986 arm_condexec_mask, arm_condexec_masklen)): New variables.
18987 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18988 (arm_override_options): Check new CPU capabilities.
18989 Set new architecture flag variables.
18990 (arm_isr_value): Handle v7m interrupt functions.
18991 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18993 (const_ok_for_arm): Handle Thumb-2 constants.
18994 (arm_gen_constant): Ditto. Use movw when available.
18995 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18997 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18998 (thumb_find_work_register, arm_load_pic_register,
18999 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19000 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19001 print_multi_reg, output_mov_long_double_fpa_from_arm,
19002 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19003 output_mov_double_fpa_from_arm, output_move_double,
19004 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19005 output_return_instruction, arm_output_function_prologue,
19006 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19007 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19008 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19009 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19010 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19011 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19013 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19014 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19015 (arm_file_start): Output directive for unified syntax.
19016 (arm_unwind_emit_set): Handle stack alignment instruction.
19017 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19018 Add v6t2, v7, v7a, v7r and v7m.
19019 (RETLDM): Add Thumb-2 code.
19020 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19021 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19022 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19023 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19024 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19025 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19026 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19027 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19028 ADJUST_INSN_LENGTH): Define.
19029 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19030 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19031 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19032 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19033 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19034 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19035 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19036 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19037 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19038 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19039 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19040 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19041 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19042 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19043 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19044 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19045 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19047 * config/arm/arm-tune.md: Regenerate.
19048 * config/arm/arm-protos.h: Update prototypes.
19049 * config/arm/vfp.md: Enable patterns for Thumb-2.
19050 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19051 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19052 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19053 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19054 * config/arm/libunwind.S: Add Thumb-2 code.
19055 * config/arm/constraints.md: Update include Thumb-2.
19056 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19057 * config/arm/ieee754-df.S: Ditto.
19058 * config/arm/bpabi.S: Ditto.
19059 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19060 * config/arm/predicates.md (low_register_operand,
19061 low_reg_or_int_operand, thumb_16bit_operator): New.
19062 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19063 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19064 * config/arm/t-arm-elf: Add armv7 multilib.
19065 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19067 (UNSPEC_STACK_ALIGN, ce_count): New.
19068 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19069 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19071 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19072 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19073 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19074 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19075 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19076 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19078 * doc/extend.texi: Document ARMv7-M interrupt functions.
19079 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19081 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19083 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19084 (struct _Unwind_Context): Rename args_size to flags, remove
19085 signal_frame field, add a new args_size field and version field.
19086 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19087 _Unwind_IsExtendedContext): New inline functions.
19088 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19089 Assume by_value array is only present if _Unwind_IsExtendedContext.
19090 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19091 _Unwind_IsSignalFrame.
19092 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19093 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19094 (uw_init_context_1): Initialize context->flags to
19095 EXTENDED_CONTEXT_BIT.
19096 * config/rs6000/linux-unwind.h (frob_update_context): Use
19097 _Unwind_SetSignalFrame.
19099 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19101 PR middle-end/30353
19102 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19103 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19106 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19108 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19109 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19110 RET, AT_SP): Remove.
19111 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19114 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19115 * cfgbuild.c (find_basic_blocks): Likewise.
19116 * cfgrtl.c (rtl_create_basic_block): Likewise.
19117 * function.c (temp_slots_at_level): Likewise.
19118 * reg-stack.c (stack_regs_mentioned): Likewise.
19119 * regclass.c (allocate_reg_info): Likewise.
19120 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19121 set_bb_for_stmt, move_block_to_fn): Likewise.
19122 * tree-complex.c (tree_lower_complex): Likewise.
19123 * vec.h (VEC_safe_grow_cleared): New.
19125 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19127 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19129 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19130 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19132 * cfgloopmanip.c (scale_loop_frequencies): Export.
19133 (loopify): Scale the frequencies by prescribed coefficients.
19134 (set_zero_probability): New function.
19135 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19136 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19137 and frequencies according to arguments.
19138 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19140 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19141 * modulo-sched.c (sms_schedule): Set probabilities for entering
19142 versioned loop correctly.
19143 * tree-vect-transform.c (vect_transform_loop): Ditto.
19144 * cfgloop.h (loopify, loop_version): Declaration changed.
19145 (scale_loop_frequencies): Declared.
19147 2007-01-02 Jan Hubicka <jh@suse.cz>
19149 * cgraph.c: Include tree-flow.h
19150 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19151 early_local_passes.
19152 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19153 * tree-pass.h (pass_all_early_optimizations): Declare.
19154 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19155 early_local_passes.
19156 (cgraph_analyze_function): Do early_local_passes.
19157 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19158 Do not add referenced vars.
19159 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19161 (gate_all_early_local_passes): New gate.
19162 (pass_early_local_passes): Use new gate.
19163 (execute_early_local_optimizations): New functions.
19164 (gate_all_early_optimizations): New gate.
19165 (pass_all_early_optimizations): New pass.
19166 (execute_free_datastructures): Free SSA only when initialized.
19167 (gate_init_datastructures): Init only when optimizing.
19168 (tree_lowering_passes): Do early local passes when called late.
19169 * tree-profile.c (do_tree_profiling): Don't profile functions added
19171 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19172 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19174 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19175 during early_local_passes.
19176 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19179 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19181 * Makefile.in: Update copyright year.
19183 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19185 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19186 in $(lang_checks) and check-consistency targets.
19188 2007-01-02 Jan Hubicka <jh@suse.cz>
19190 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19191 Do not add referenced vars.
19192 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19194 * passes.c (init_optimization_passes): Put mudflap_2 after
19195 free_datastructures.
19197 2007-01-02 Jan Hubicka <jh@suse.cz>
19199 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19200 Set NOTHROW flag on call statements proved to be nothrow.
19201 Update statement of local calls so new pure/const functions are
19202 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19204 (tree_rest_of_compilation): Register hooks and initialize bitmap
19205 early. Do not set after_inlining flag.
19207 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19209 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19210 HOST_BITS_PER_LONGLONG
19212 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19215 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19216 warning for non-static initializers.
19218 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19220 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19221 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19222 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19223 Always use set_unique_reg_note to add REG_EQUAL notes.
19225 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19228 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19230 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19231 * cfgbuild.c (find_basic_blocks): Likewise.
19232 * cfgrtl.c (rtl_create_basic_block): Likewise.
19233 * function.c (temp_slots_at_level): Likewise.
19234 * reg-stack.c (stack_regs_mentioned): Likewise.
19235 * regclass.c (allocate_reg_info): Likewise.
19236 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19237 set_bb_for_stmt, move_block_to_fn): Likewise.
19238 * tree-complex.c (tree_lower_complex): Likewise.
19239 * vec.h (VEC_safe_grow_cleared): New.
19241 2007-01-02 Ian Lance Taylor <iant@google.com>
19243 * c-common.c (c_common_truthvalue_conversion): When warning about
19244 using an assignment as a truth value, set TREE_NO_WARNING.
19246 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19249 * c.opt (Wold-style-declaration): New.
19250 * doc/invoke.texi (C-only Warning Options): New.
19251 (Wold-style-declaration): Document it.
19252 (Wextra): Enabled by -Wextra.
19253 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19254 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19255 -Wold-style-declaration.
19257 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19259 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19260 * cfgbuild.c (find_basic_blocks): Likewise.
19261 * cfgrtl.c (rtl_create_basic_block): Likewise.
19262 * function.c (temp_slots_at_level): Likewise.
19263 * reg-stack.c (stack_regs_mentioned): Likewise.
19264 * regclass.c (allocate_reg_info): Likewise.
19265 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19266 set_bb_for_stmt, move_block_to_fn): Likewise.
19267 * tree-complex.c (tree_lower_complex): Likewise.
19268 * vec.h (VEC_safe_grow_cleared): New.
19270 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19272 * c-common.c (c_common_nodes_and_builtins): Since variants of
19273 void_type_node get built before it is given a name, we need to
19274 give those variants the name, too.
19275 (complete_array_type): We need to work with the canonical main
19276 type of the array, from which we will build the qualified version.
19277 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19278 * print-tree.c (print_node): Display canonical type information
19280 * stor-layout.c (layout_type): When we don't know the
19281 alignment of a type for which we're building an array, we end up
19282 guessing wrong, so make the type require structural equality.
19283 * tree.c (make_node_stat): When we build a new type, it is its
19284 own canonical type.
19285 (build_type_attribute_qual_variant): When building an attribute
19286 variant, its canonical type is the non-attribute variant. However,
19287 if the attributes are target-dependent and they differ, we need to
19288 use structural equality checks for this type.
19289 (build_qualified_type): A qualified type is not equivalent to its
19290 unqualified variant; set the canonical type appropriately.
19291 (build_distinct_type_copy): When building a distinct type from
19292 another type, the new type is its own canonical type.
19293 (build_variant_type_copy): When building a new type variant, we
19294 assume that it is equivalent to the original type.
19295 (build_pointer_type_for_mode): When building a pointer type, also
19296 build a canonical type pointer.
19297 (build_reference_type_for_mode): When building a reference type,
19298 also build a canonical type reference.
19299 (build_index_type): When we can't hash an index type (e.g.,
19300 because its maximum value is negative), the index type requires
19301 structural equality tests.
19302 (build_array_type): Build the canonical form of an array type.
19303 (build_function_type): Function types require structural equality,
19304 because they contain default arguments, attributes, etc.
19305 (build_method_type_directly): Ditto for method types.
19306 (build_offset_type): Build the canonical offset type.
19307 (build_complex_type): Build the canonical vector type.
19308 (make_vector_type): Build the canonical vector type.
19309 * tree.h (TYPE_CANONICAL): New.
19310 (TYPE_STRUCTURAL_EQUALITY_P): New.
19311 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19312 (struct tree_type): Added "canonical" field.
19313 * params.h (VERIFY_CANONICAL_TYPES): New.
19314 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19315 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19316 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19317 * doc/invoke.texi (verify-canonical-types): Document --param
19318 parameter for verifying canonical types.
19320 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19322 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19323 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19324 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19325 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19327 * config/rs6000/e500.h: New.
19328 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19329 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19331 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19332 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19333 TARGET_E500_DOUBLE): Remove.
19334 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19335 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19336 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19337 * config/rs6000/rs6000.c (rs6000_override_options): Use
19338 CHECK_E500_OPTIONS.
19340 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19342 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19343 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19344 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19345 rs6000_emit_cmove): Don't check TARGET_E500.
19346 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19347 sordered): Don't check TARGET_E500.
19349 2007-01-01 Eric Christopher <echristo@apple.com>
19351 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19352 HARD_REGISTER_NUM_P.
19354 2007-01-01 Roger Sayle <roger@eyesopen.com>
19356 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19357 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19358 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19361 2007-01-01 Mike Stump <mrs@apple.com>
19363 * configure.ac: Remove support for building with Apple's gcc-3.1.
19365 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19367 PR middle-end/30311
19368 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19369 REG is a hard register. Do not modify REG before calling
19371 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19372 multiple of the size of YMODE for certain lowpart cases.
19374 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19376 PR middle-end/30253
19377 * gimplify (voidify_wrapper_expr): Update for
19378 GIMPLE_MODIFY_STMT.
19380 2007-01-01 Andreas Schwab <schwab@suse.de>
19383 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19384 save of BR0 in extra_spill_size instead of spill_size.
19385 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19387 (ia64_expand_epilogue): Restore BR0 from its new location.
19389 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19391 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19392 Use a temporary variable if the left hand side is not a gimple
19395 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19397 * gimplify.c (gimplify_return_expr): Make the temporary variable
19398 for the return expression, a gimple register variable.
19400 2007-01-01 Jan Hubicka <jh@suse.cz>
19402 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19405 2007-01-01 Mike Stump <mrs@apple.com>
19407 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19409 * config/darwin.c (machopic_select_rtx_section): Use
19410 HAVE_GAS_LITERAL16.
19411 (darwin_mergeable_constant_section): Likewise.
19412 * configure: Regenerate.
19413 * config.in: Regenerate.
19415 2007-01-01 Jan Hubicka <jh@suse.cz>
19416 Andrew Pinski <pinskia@gmail.com>
19418 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19419 before starting IPA passes.