1 2007-07-14 Dirk Mueller <dmueller@suse.de>
3 * omega.c (coalesce): Fix memory leak on early exit.
4 * matrix-reorg.c (check_allocation_function): Likewise.
5 * tree-vect-transform.c (vect_get_new_vect_var): free result
7 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8 pass pointer to edge vector
9 (partition_hot_cold_basic_blocks): Fix memory leak.
10 * collect2.c (prefix_from_string): Free temporary storage.
11 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
15 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
16 (DO_GLOBAL_DTORS_BODY): Likewise.
18 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
19 Nigel Stephens <nigel@mips.com>
21 * config/mips/mips.c (mips_classify_symbol): Don't return
22 SYMBOL_SMALL_DATA for constant pool addresses if
23 TARGET_EMBEDDED_DATA is true.
25 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
28 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
29 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
30 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
31 __builtin_ia32_storehps, __builtin_ia32_storelps,
32 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
33 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
34 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
35 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
36 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
37 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
38 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
39 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
40 using def_builtin_const.
42 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
44 PR tree-optimization/32705
45 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
46 (simplify_binary_expression): Use SSA_VAL consistently.
48 2007-07-13 David Edelsohn <edelsohn@gnu.org>
50 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
51 (SPEFSCR_REGNO): Delete definition.
52 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
53 COUNT_REGISTER_REGNUM -> CTR_REGNO.
54 * config/rs6000/rs6000.h: Do not define *_REGNO.
55 LINK_REGISTER_REGNUM -> LR_REGNO.
56 COUNT_REGISTER_REGNUM -> CTR_REGNO.
57 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
58 COUNT_REGISTER_REGNUM -> CTR_REGNO.
59 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
60 R_VRSAVE, R_VSCR. Use them.
61 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
62 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
63 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
64 * config/rs6000/aix.h: Define R_LR. Use it.
66 2007-07-13 Caroline Tice <ctice@apple.com>
68 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
69 flag_var_tracking is explicitly turned off (i.e. when variable
70 tracking is not feasible); otherwise, turn flag_var_tracking on when
71 flag_var_tracking_uninit is on.
72 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
73 note definitions, to allow recording of initialization status in the
75 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
76 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
77 determine if two note locations are equal.
78 (output_loc_list): Don't output list entries whose start & end labels
80 (reg_loc_descriptor): Add parameter for initialization status; pass it
81 to other loc descriptor functions.
82 (one_reg_loc_descriptor): Add parameter for initialization status;
83 check its value and add DW_OP_GNU_uninit to returned loc descr if
85 (multiple_reg_loc_descriptor): Add parameter for initialization
87 pass init status argument to other loc descriptor functions; check
88 value of intialization parameter and add DW_OP_GNU_uninit to returned
89 loc descr if appropriate.
90 (based_loc_descr): Add parameter for initialization status; add new
91 variable for return value; check value of initialization parameter and
92 add DW_OP_GNU_uninit to returned loc descr if appropriate.
93 (concatn_mem_loc_descriptor): Add parameter for initialization status;
94 pass init status argument to other loc descriptor functions; check
95 value of intialization parameter and add DW_OP_GNU_uninit to returned
96 loc descr if appropriate.
97 (mem_loc_descriptor): Likewise.
98 (concat_loc_descriptor): Likewise.
99 (concatn_loc_descriptor): Likewise.
100 (loc_descriptor): Add parameter for initialization status; pass it as
101 argument to other loc descriptor function calls.
102 (loc_descriptor_from_tree_1): Add appropriate initialization status
103 to loc descriptor function calls.
104 (add_location_or_const_value_attribute): Get initialization status
105 from VAR_LOCATION note; add initialization status to loc descriptor
107 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
108 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
109 status is uninitialized, add "[uninint]" to output.
110 * common.opt (fvar-tracking-uninit): New option, similar to
111 fvar-tracking, to turn on tracking of uninitialized variables; creates
112 a new global flag, flag_var_tracking_uninit.
113 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
114 (enum var_init_status): New type, for var initialization status field.
115 * var-tracking.c (struct location_chain_def): Two new fields, init,
116 for initialization status, and set_src for the assignment value expr.
117 (unshare_variable): New parameter for initialization status;
118 initialize new init and set_src fields.
119 (var_reg_set): New parameters for initialization status and value;
120 pass them to set_variable_part.
121 (var_mem_set): Likewise.
122 (get_init_value): New function.
123 (var_reg_delete_and_set): New initialization status & value
124 parameters; add call to get_init_value if status is unknown; pass new
125 parameters to clobber_variable_part and var_reg_set.
126 (var_mem_delete_and_set): Likewise.
127 (var_reg_delete): Pass null set_src value to clobber_variable_part.
128 (var_mem_delete): Likewise.
129 (variable_union): Pass status to unshare_variable; initialize new init
130 and set_src fields. If flag_var_tracking_uninit is not set, force
131 status to initialized.
132 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
133 used later to get the set_src value.
134 (find_src_status): New function.
135 (find_src_set_src): New function.
136 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
137 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
138 MO_SET, get set_src value and pass it to var_reg_delete_and_set
139 and var_mem_delete_and_set.
140 (dump_variable): Print out "[uninit]" if appropriate.
141 (set_variable_part): Add new initialization and set_src parameters;
142 pass status to unshare_variable; set node->init and node- >set_src
143 fields and modify slot in hash table appropriately; save the init and
144 set_src values if appropriate and assign to the new node.
145 (clobber_variable_part): New set_src parameter; if two nodes have
146 same variable and same location but different set_src (assignment)
147 values, clobber old node.
148 (delete_variable_part): Pass init status to unshare_variable.
149 (emit_note_insn_var_location): Add initialized var; assign var's init
150 status to new 'initialized'; pass new init status field to calls to
151 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
152 status to initialized.
153 (emit_notes_in_bb): Pass initialization status to calls to
154 var_reg_set, var_mem_set, var_reg_delete_and_set and
155 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
156 var_reg_delete_and_set and var_mem_delete_and_set; call
157 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
158 make up for change in add_stores.
159 (vt_add_function_parameters): Add status to calls to
161 * config/darwin.c (darwin_override_options): Turn on uninitialized
162 tracking automatically, if var_tracking is on and the system is
165 2007-07-13 Sa Liu <saliu@de.ibm.com>
167 * config.gcc: Add options for arch and tune on SPU.
168 * config/spu/predicates.md: Add constant operands 0 and 1.
169 * config/spu/spu-builtins.def: Add builtins for double precision
170 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
171 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
173 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
175 * config/spu/spu-protos.h: Add new function prototypes.
176 * config/spu/spu.c (spu_override_options): Check options -march and
178 (spu_comp_icode): Add comparison code for DFmode and vector mode.
179 (spu_emit_branch_or_set): Use the new code for DFmode and vector
181 (spu_const_from_int): New. Create a vector constant from 4 ints.
182 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
183 (spu_emit_vector_compare): New. Emit vector compare.
184 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
185 * config/spu/spu.h: Add options -march and -mtune. Define processor
186 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
187 CANONICALIZE_COMPARISON.
188 * config/spu/spu.md: Add new insns for double precision compare
189 and double precision vector compare. Add vcond and smax/smin patterns
190 to enable DFmode vector conditional expression.
191 * config/spu/spu.opt: Add options -march and -mtune.
192 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
193 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
194 both CELL and CELLEDP targets: spu_testsv.
195 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
198 2007-07-13 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/32721
201 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
202 TREE_THIS_VOLATILE on the folded reference.
203 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
204 if the array reference has TREE_THIS_VOLATILE set.
206 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
209 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
211 2007-07-13 Andreas Schwab <schwab@suse.de>
213 * gengtype-lex.l: Allow declarations to be indented.
215 2007-07-12 Geoffrey Keating <geoffk@apple.com>
217 * ginclude/tgmath.h: New.
218 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
219 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
220 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
221 * configure: Regenerate.
223 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
225 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
226 correct index when setting register save state for xd
229 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
231 * config/sh/sh.c (mark_use): Remove.
233 2007-07-12 Paul Brook <paul@codesourcery.com>
235 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
236 reg does not overlap return value.
238 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
240 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
241 (set_expression_vuses): Ditto.
242 (init_pre): Initialize expression_vuses.
244 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
246 * config/i386/sse.md (storentdf, storentsf): New.
248 2007-07-12 Geoffrey Keating <geoffk@apple.com>
250 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
252 * tree.c (build_decl_stat): Move code from here...
253 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
254 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
255 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
256 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
257 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
260 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
261 Devang Patel <dpatel@apple.com>
263 PR tree-optimization/25413
264 * targhooks.c (default_builtin_vector_alignment_reachable): New.
265 * targhooks.h (default_builtin_vector_alignment_reachable): New.
266 * tree.h (contains_packed_reference): New.
267 * expr.c (contains_packed_reference): New.
268 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
269 (vect_enhance_data_refs_alignment): Call
270 vector_alignment_reachable_p.
271 * target.h (vector_alignment_reachable): New builtin.
272 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
273 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
274 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
276 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
278 * target.h (builtin_vectorization_cost): Add new target builtin.
279 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
280 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
281 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
282 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
283 uninitialized variables.
284 * tree-vect-transform.c (cost_for_stmt): New function.
285 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
286 using cost 1 for all scalar stmts. Be less conservative when
287 estimating the number of prologue/epulogue iterations. Call
288 targetm.vectorize.builtin_vectorization_cost. Return
289 min_profitable_iters-1.
290 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
291 initialization cost instead of TARG_VEC_STMT_COST. Use
292 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
293 epilogue code. Fix epilogue cost computation.
294 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
295 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
296 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
297 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
298 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
299 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
301 2007-07-12 Richard Guenther <rguenther@suse.de>
303 * gimplify.c (gimplify_conversion): Make sure that the result
304 from maybe_fold_offset_to_reference is trivially convertible
305 to the desired type before doing the simplification.
306 (gimplify_expr): Likewise.
307 * fold-const.c (fold_binary): Use the correct types for
308 building the simplified expression.
310 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
312 PR rtl-optimization/32729
313 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
314 that fallthru to exit.
316 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
318 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
319 (symDTPOFF2reg): Likewise.
321 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
323 PR tree-optimization/32663
325 * tree.h (VALUE_HANDLE_VUSES): Remove.
326 (struct tree_value_handle): Remove vuses.
328 * tree-vn.c (create_value_handle_for_expr): Don't set
331 * tree-ssa-pre.c (expression_vuses): New.
332 (alloc_expression_id): Set up expression_vuses.
333 (get_expression_vuses): New.
334 (set_expression_vuses): Ditto.
335 (clear_expression_ids): Modify for expression_vuses.
336 (phi_translate_1): Ditto.
337 (phi_translate_set): Ditto.
338 (value_dies_in_block_x): Ditto
339 (valid_in_sets): Ditto.
340 (add_to_sets): Ditto.
341 (find_existing_value_expr): Ditto.
342 (create_value_handle_for_expr): Ditto.
343 (make_values_for_stmt): Ditto.
344 (vuse_equiv): Remove.
346 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
348 * Makefile.in (mostlyclean): Remove object files.
350 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
352 * toplev.c (no_new_pseudos): Deleted.
353 * rtl.h (no_new_pseudos): Deleted.
354 * tree-pass.h (pass_no_new_pseudos): Deleted.
355 * passes.c (pass_no_new_pseudos): Deleted.
356 * final.c (rest_of_clean_state): Removed no_new_pseudos.
357 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
358 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
360 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
361 * rtlhooks.c (gen_lowpart_general): Ditto.
362 * optabs.c (prepare_operand): Ditto.
363 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
365 * modulo-sched.c (rest_of_handle_sms): Ditto.
366 * see.c (rest_of_handle_see): Ditto.
367 * ifcvt.c (if_convert): Ditto.
368 (gate_handle_if_after_combine): Replaced no_new_pseudos with
370 * init-regs.c (gate_initialize_regs): Deleted set of
372 * lower-subreg.c (decompose_multiword_subregs): Ditto.
373 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
374 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
376 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
379 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
380 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
381 (*vec_extractv2di_1_rex64): New insn pattern.
383 2007-07-11 David Daney <ddaney@avtrex.com>
385 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
386 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
387 for SIGNAL_UNWIND_RETURN_COLUMN.
388 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
389 (DWARF_FRAME_REGNUM): Rewrite.
390 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
392 2007-07-11 Nick Clifton <nickc@redhat.com>
394 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
395 delta and use gen_int_mode in place of GET_INT instead.
397 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
399 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
402 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
404 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
405 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
407 * params.h (VERIFY_CANONICAL_TYPES): Remove.
408 (USE_CANONICAL_TYPES): New.
409 * doc/invoke.texi (verify-canonical-types): Remove.
410 (use-canonical-types): Add.
412 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
414 * config/spu/spu.c (spu_optimization_options): Remove setting of
415 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
416 (spu_override_options): Move it here.
418 2007-07-11 Richard Sandiford <richard@codesourcery.com>
420 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
421 * config/mips/mips.c (mips_cpu_info_table): Mention
422 MIPS_ISA_LEVEL_SPEC in the comment.
424 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
426 PR tree-optimization/32713
427 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
429 2007-07-11 Paolo Carlini <pcarlini@suse.de>
432 * c-opts.c (c_common_post_options): Do not change flag_complex_method
433 conditional to flag_isoc99.
434 (c_common_init_options): Do it here, unconditionally.
436 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
438 PR tree-optimization/32589
439 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
440 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
441 * tree-ssa-propagate.c (valid_gimple_expression_p): New
442 predicate, extracted from...
443 (set_rhs): ...here. Call it for the expression on entry.
444 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
445 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
446 (simplify_binary_expression): Use valid_gimple_expression_p
447 to validate the simplification.
448 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
450 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
452 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
453 DWARF2_DEBUG on 32 bit target too.
454 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
456 2007-07-11 Nick Clifton <nickc@redhat.com>
458 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
459 version for 64-bit hosts.
461 2007-07-10 David Daney <ddaney@avtrex.com>
463 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
465 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
467 * config/mips/mips.c (mips_expand_synci_loop): New function.
468 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
469 (UNSPEC_RDHWR): Same.
470 (UNSPEC_SYNCI): Same.
472 (clear_cache): New expand.
476 (clear_hazard): Same.
477 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
479 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
480 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
482 2007-07-10 Ian Lance Taylor <iant@google.com>
484 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
487 2007-07-10 David Daney <ddaney@avtrex.com>
489 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
490 * builtins.c (expand_builtin___clear_cache): New function.
491 (expand_builtin): Call expand_builtin___clear_cache for
492 BUILT_IN_CLEAR_CACHE case.
493 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
494 * doc/md.texi (clear_cache): Document new instruction pattern.
495 * testsuite/gcc.dg/builtins-64.c: New test.
497 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
499 * config/cris/cris.md ("movsi"): Fix typo in last change.
501 2007-07-09 Geoffrey Keating <geoffk@apple.com>
504 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
506 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
507 * varasm.c (assemble_start_function): Honor DECL_ALIGN
508 for FUNCTION_DECLs. Don't use align_functions_log if
510 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
511 even for FUNCTION_DECLs.
512 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
514 * tree.h (DECL_ALIGN): Update for new location of 'align'.
515 (DECL_FUNCTION_CODE): Update for new location and name of
517 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
518 (struct tree_decl_common): Move 'align' and 'off_align' out
519 of union, ensure they're still on a 32-bit boundary. Remove
520 other fields in union 'u1'.
521 (struct tree_function_decl): Add field 'function_code' replacing
522 'u1.f' in tree_decl_common.
523 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
524 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
525 (Variable Attributes): Cross-reference 'aligned' attribute
526 to Function Attributes.
527 * flags.h (force_align_functions_log): Delete.
528 * toplev.c (force_align_functions_log): Delete.
530 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
533 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
534 (*vec_concatv2di_rex): New insn pattern.
536 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
539 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
541 2007-07-10 Ian Lance Taylor <iant@google.com>
543 Replace no_new_pseudos in backends.
544 * rtl.h (can_create_pseudo_p): Define.
545 * config/darwin.c (machopic_indirect_data_reference): Use
546 can_create_pseudo_p () instead of no_new_pseudos.
547 (machopic_indirect_data_reference): Likewise.
548 (machopic_legitimize_pic_address): Likewise.
549 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
550 (alpha_emit_set_const_1): Likewise.
551 (alpha_emit_set_const): Likewise.
552 (alpha_emit_conditional_move): Likewise.
553 (alpha_split_conditional_move): Likewise.
554 * config/alpha/alpha.md (various splitters): Likewise.
556 * config/arm/arm.c (legitimize_pic_address): Likewise.
557 (arm_load_pic_register): Likewise.
558 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
559 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
560 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
561 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
562 * config/cris/cris.md (movsi): Likewise.
563 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
564 (symGOTOFF2reg_hilo): Likewise.
565 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
566 * config/h8300/h8300.md (insv, extzv): Likewise.
567 * config/i386/i386.c (ix86_expand_move): Likewise.
568 (ix86_expand_vector_move): Likewise.
569 (ix86_prepare_fp_compare_args): Likewise.
570 (ix86_expand_carry_flag_compare): Likewise.
571 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
572 (tls_dynamic_gnu2_combine_32): Likewise.
573 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
574 * config/ia64/ia64.c (ia64_expand_move): Likewise.
575 (ia64_expand_movxf_movrf): Likewise.
576 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
577 (m32c_split_move): Likewise.
578 (m32c_expand_insv): Likewise.
579 * config/m68k/m68k.md (movsi): Likewise.
580 * config/mips/mips.c (mips_force_temporary): Likewise.
581 (mips_split_symbol): Likewise.
582 (mips_move_integer): Likewise.
583 (mips_legitimize_const_move): Likewise.
584 * config/mn10300/mn10300.md (movsi): Likewise.
585 * config/pa/pa.c (emit_move_sequence): Likewise.
586 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
587 (rs6000_got_register): Likewise.
588 (create_TOC_reference): Likewise.
589 (rs6000_machopic_legitimize_pic_address): Likewise.
590 * config/rs6000/rs6000.md (add<mode>3): Likewise.
591 (various splitters): Likewise.
592 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
593 (movsi_got): Likewise.
594 * config/s390/s390.c (emit_symbolic_move): Likewise.
595 * config/s390/s390.md (movhi, movqi): Likewise.
596 (load_multiple, store_multiple): Likewise.
597 * config/score/score.c (score_force_temporary): Likewise.
598 * config/sh/sh.c (prepare_move_operands): Likewise.
599 (prepare_cbranch_operands): Likewise.
600 (emit_fpu_switch): Likewise.
601 (fpscr_set_from_mem): Likewise.
602 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
603 (adddi3, subsi3): Likewise.
604 (various splitters): Likewise.
605 (divsi_inv_fp_combine): Likewise.
606 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
607 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
609 * config/sh/predicates.md (xor_operand): Likewise.
610 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
611 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
612 (movdi_pic_label_ref): Likewise.
613 * config/spu/spu.c (spu_split_immediate): Likewise.
614 * config/alpha/alpha.md (various splitters): Remove test
615 !no_new_pseudos || reload_completed.
616 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
618 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
619 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
620 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
621 * config/score/score.c (th_output_mi_thunk): Likewise.
622 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
623 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
625 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
627 PR rtl-optimization/32664
628 * mode-switching.c (create_pre_exit): Skip barrier insns.
630 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
632 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
633 force_gimple_operand_bsi.
634 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
635 rewrite_use_compare): Ditto.
636 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
638 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
639 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
640 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
641 * tree-profile.c (prepare_instrumented_value,
642 tree_gen_interval_profiler, tree_gen_pow2_profiler,
643 tree_gen_one_value_profiler, tree_gen_ic_profiler,
644 tree_gen_ic_func_profiler, tree_gen_average_profiler,
645 tree_gen_ior_profiler): Ditto.
646 * tree-ssa-reassoc.c (negate_value): Ditto.
647 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
648 Use force_gimple_operand_bsi.
649 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
650 * tree-if-conv.c (add_to_dst_predicate_list,
651 find_phi_replacement_condition): Ditto.
652 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
653 Call mark_symbols_for_renaming for new statements.
654 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
656 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
658 * cfghooks.c (remove_edge): New function.
659 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
661 * cfghooks.h (remove_edge): Declare.
662 * cfg.c (remove_edge): Renamed to remove_edge_raw.
663 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
665 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
667 * optabs.h: Added declaration for signbit_optab.
668 * optabs.c: (init_optabs): Added initialization for signbit_optab.
669 * genoptinit.c (optabs): Added entry for signbit insns.
670 * builtins.c (expand_builtin_signbit): Added code to use a signbit
672 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
673 * config/s390/s390.md (signbit<mode>2): New expander.
675 2007-07-09 Richard Guenther <rguenther@suse.de>
678 * fold-const.c (fold_plusminus_mult_expr): Move constant
679 arguments second to allow decomposing.
681 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
684 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
686 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
687 Disregard DECL_FROM_INLINE.
689 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
692 * doc/invoke.texi: Add ftree-reassoc flag.
693 * common.opt (ftree-reassoc): New flag.
694 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
695 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
697 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
699 PR tree-optimization/32681
700 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
701 saved in second_edge->aux when first_bb is a loop header.
703 2007-07-09 Jan HUbicka <jh@suse.cz>
705 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
707 2007-07-09 Richard Guenther <rguenther@suse.de>
709 * c-decl.c (start_function): Do not promote return type.
711 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
713 * function.c (do_warn_unused_parameter): Do not warn if
714 TREE_NO_WARNING is set.
716 2007-07-08 Andreas Schwab <schwab@suse.de>
718 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
720 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
723 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
725 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
726 apply to assembly language, too.
727 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
729 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
731 Revert (note the sccvn portions are *not* reverted)
732 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
734 Fix PR tree-optimization/23488
736 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
738 * tree-flow-inline.h (get_value_handle): Ditto.
739 * tree-ssa-pre.c (decl_vh_map): New.
740 (decl_node_pool): New.
741 (can_value_number_operation): Support DECL_P.
742 (can_PRE_operation): Ditto.
743 (create_expression_by_pieces): Ditto.
744 (find_existing_value_expr): Modify to differnetiate between
745 addressing and top level.
746 (create_value_handle_for_expr): Handle DECL's.
747 (poolify_tree): Ditto.
748 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
749 (make_values_for_stmt): Handle DECL's properly.
750 (init_pre): Reorg to not init useless things during FRE.
752 * tree-flow.h: Include pointer-set.h.
753 (decl_vh_map): Declare.
754 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
756 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
758 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
759 the constraint description.
760 * doc/md.texi: Update documentation of AVR constraints.
762 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
764 * auto-inc-dec.c, config/arm/arm.c,
765 config/m32r/constraints.md, config/mips/mips.md,
766 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
767 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
768 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
769 typos. Follow spelling conventions.
770 * doc/invoke.texi, doc/rtl.texi: Fix typos.
772 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
773 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
775 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
776 realloc_vuse): Remove.
777 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
780 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
782 Fix PR tree-optimization/23488
784 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
785 (try_to_simplify): Ditto.
787 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
789 * tree-flow-inline.h (get_value_handle): Ditto.
790 * tree-ssa-pre.c (decl_vh_map): New.
791 (decl_node_pool): New.
792 (can_value_number_operation): Support DECL_P.
793 (can_PRE_operation): Ditto.
794 (create_expression_by_pieces): Ditto.
795 (find_existing_value_expr): Modify to differnetiate between
796 addressing and top level.
797 (create_value_handle_for_expr): Handle DECL's.
798 (poolify_tree): Ditto.
799 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
800 (make_values_for_stmt): Handle DECL's properly.
801 (init_pre): Reorg to not init useless things during FRE.
803 * tree-flow.h: Include pointer-set.h.
804 (decl_vh_map): Declare.
805 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
807 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
809 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
810 apply to assembly language, too.
811 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
813 2007-07-06 Ian Lance Taylor <iant@google.com>
814 Zack Weinberg <zackw@panix.com>
817 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
819 2007-07-06 Richard Sandiford <richard@codesourcery.com>
821 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
822 (prefetch): Likewise if "pref" would be used.
824 2007-07-06 Josh Conner <jconner@apple.com>
828 * calls.c (store_one_arg): Handle arguments which are partially
829 on the stack when detecting argument overlap.
831 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
833 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
834 chosen during find_reloads.
836 2007-07-06 Richard Guenther <rguenther@suse.de>
838 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
839 TYPE_ARG_TYPES for verification of argument types. Use
840 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
841 parameters as variable arguments.
843 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
845 * libgcc2.h (word_type): Type definition removed.
846 (cmp_return_type, shift_count_type): Type definitions added.
847 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
848 replaced with shift_count_type.
849 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
851 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
852 changed from word_type to Wtype.
853 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
854 replaced with shift_count_type.
855 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
857 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
858 and libgcc_shift_count attribute added.
859 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
860 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
861 (TARGET_INITIALIZER): New target hooks added.
862 * targhooks.c (default_libgcc_cmp_return_mode,
863 default_libgcc_shift_count_mode): Default implementations for the new
865 * targhooks.h (default_libgcc_cmp_return_mode,
866 default_libgcc_shift_count_mode): Function prototypes added.
867 * target.h (struct gcc_target): Fields for the new target hooks added.
868 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
870 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
873 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
874 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
876 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
877 s390_libgcc_shift_count_mode): Functions added.
878 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
879 Target hooks defined.
881 2007-07-06 Richard Sandiford <richard@codesourcery.com>
883 * config/mips/mips.c (compute_frame_size): Restore the original
884 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
885 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
886 Document why the difference is needed.
888 2007-07-06 Richard Guenther <rguenther@suse.de>
890 * c-common.c (boolean_increment): Use correctly typed
893 2007-07-06 Richard Sandiford <richard@codesourcery.com>
895 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
896 the topmost argument register is not also included in the save mask.
897 (mips16e_collect_argument_save_p): Take a pointer to the argument
898 register, rather than a pointer to the number of arguments.
899 (mips16e_collect_argument_saves): Only include argument saves
900 that aren't in the register mask.
902 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
904 PR rtl-optimization/32450
905 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
906 to ensure that instructions are not moved into the prologue when
907 profiling is on. Remove unused prologue_end variable.
908 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
909 as a scheduling barrier.
911 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
914 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
915 Disregard DECL_FROM_INLINE.
917 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
919 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
920 IORing with a constant.
922 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
924 PR rtl-optimization/32475
925 * df-scan.c (df_def_record_1): Add a use of the stack pointer
926 for every definition of the stack pointer.
928 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
930 * arm.c (vfp3_const_double_index): Copy signed results of
931 REAL_VALUE_TO_INT into unsigned vars.
933 2007-07-05 Richard Guenther <rguenther@suse.de>
936 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
938 * tree-ssa.c (useless_type_conversion_p): Check canonical
941 2007-07-05 Anatoly Sokolov <aesok@post.ru>
943 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
944 zero_extendhisi2): Change to define_insn_and_split.
945 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
947 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
949 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
950 pass_match_asm_constraints): New.
951 * passes.c (init_optimization_passes): Add new pass.
952 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
953 * function.h (struct function): Add has_asm_statement bit.
954 (current_function_has_asm_statement): New.
955 * tree-pass.h (pass_match_asm_constraints): New.
957 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
959 * config/mips/mips.c (mips_file_start): Avoid declaration
962 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
964 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
966 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
968 * rtl.def (NOTE): Change print format string to print
969 operand 5 as a note insn name.
971 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
972 David Ung <davidu@mips.com>
974 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
975 * doc/invoke.texi: (MIPS Options): Document them.
977 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
978 David Ung <davidu@mips.com>
980 Add support for SmartMIPS ASE.
982 * optabs.c (expand_binop_directly): New, broken out from...
983 (expand_binop): Here. Make it try rotating in the other
984 direction even when the second operand isn't constant.
985 * config/mips/mips.md (*lwxs): New.
986 * config/mips/mips.opt (msmartmips): New.
987 * config/mips/mips.c (mips_lwxs_address_p): New.
988 (mips_rtx_costs): Make it recognize scaled indexed addressing.
989 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
990 __mips_smartmips when compiling for TARGET_SMARTMIPS.
991 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
993 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
994 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
995 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
996 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
997 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
998 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
999 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1001 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1003 * tree-vectorizer.c (new_loop_vec_info): Initialize
1004 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1005 * tree-vectorizer.h (_loop_vec_info): Added new filed
1006 min_profitable_iters.
1007 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1008 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1009 * tree-vect-analyze.c (vect_analyze_operations): Set
1010 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1011 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1012 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1013 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1014 and prologue cost to after they are computed.
1015 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1017 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1018 of creating vectors from scalars according to dt.
1019 (vect_model_store_cost): Likewise.
1020 (vectorizable_call): Use dt array instead of scalar dt. Call
1021 vect_model_simple_cost with additional argument dt.
1022 (vectorizable_assignment): Likewise.
1023 (vectorizable_operation): Likewise.
1024 (vectorizable_type_demotion): Likewise.
1025 (vectorizable_type_promotion): Likewise.
1026 (vectorizable_store): Use dt array instead of scalar dt. Call
1027 vect_model_store_cost with additional argument dt.
1028 (vect_do_peeling_for_loop_bound): Don't call
1029 vect_estimate_min_profitable_iters. Instead, lookup
1030 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1031 "may not be profitable".
1033 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1036 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1037 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1038 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1039 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1041 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1043 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1044 addressing modes cheaper.
1046 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1048 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1049 (dw_ranges_struct): Rename block_num to num. Adjust.
1050 (dw_ranges_by_label_struct): New.
1051 (ranges_by_label, ranges_by_label_allocated,
1052 ranges_by_label_in_use): New variables.
1053 (add_ranges_num): Factored most of the code out of...
1054 (add_ranges): ... this one. Rewrite in terms of the former.
1055 (add_ranges_by_labels): New.
1056 (output_ranges): Output by-label ranges.
1057 (dwarf2out_finish): Output range for multiple-section
1058 compile_unit. Output standard DW_AT_low_pc in addition to
1059 unexpected DW_AT_entry_pc.
1061 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1063 PR tree-optimization/32604
1064 PR tree-optimization/32606
1066 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1067 (compute_antic_safe): Removed.
1068 (ANTIC_SAFE_LOADS): Ditto.
1069 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1070 (execute_pre): Don't call compute_antic_safe.
1071 (vuse_equiv): New function.
1072 (make_values_for_stmt): Use it
1073 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1076 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1079 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1081 (avr_attribute_table): Make "naked" attribute apply to function types
1082 rather than to decls.
1083 (avr_handle_fntype_attribute): New function.
1085 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1087 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1090 2007-07-04 David Ung <davidu@mips.com>
1091 Joseph Myers <joseph@codesourcery.com>
1093 * config/mips/mips.md (type): Add logical, signext and move.
1094 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1095 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1096 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1097 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1098 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1099 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1100 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1101 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1102 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1103 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1104 movv2sf_hardfloat_64bit): Use the new types.
1105 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1106 *movdf_softfloat, *movdf_mips16): Use "multi".
1107 (extendqihi2): Replace with a define_expand.
1108 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1109 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1110 * config/mips/74k.md (r74k_int_logical): New reservation and
1112 (r74k_int_arith): Remove "slt".
1113 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1114 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1115 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1116 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1117 reservations for "arith".
1119 2007-07-04 Richard Guenther <rguenther@suse.de>
1121 * tree-ssa.c (useless_type_conversion_p): Add handling for
1122 scalar float and vector types. Only call the types_compatible_p
1123 langhook for aggregate types as last resort. Follow the
1126 2007-07-04 Richard Guenther <rguenther@suse.de>
1128 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1129 the same as NOP_EXPR.
1131 2007-07-04 Nick Clifton <nickc@redhat.com>
1133 * target.h (struct gcc_target): Add target_help field.
1134 * target-def.h (TARGET_HELP): New.
1135 (TARGET_INITIALIZER): Use TARGET_HELP.
1136 * opts.c (command_handle_option): Invoke target_help function, if
1137 defined, when the user has specified --target-help on the command
1139 * doc/invoke.texi: Mention that --target-help might print
1140 additional information.
1141 * doc/tm.texi: Document TARGET_HELP hook.
1143 * arm.c (TARGET_HELP): Override default definition.
1144 (arm_target_help): New - display a wrapped list of cores and
1145 architectures supported.
1147 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1149 * config/gcc/v850/v850.c (expand_prologue): Make sure
1150 GEN_INT() argument is sign extended rather than zero extended.
1151 (expand_epilogue): Likewise.
1152 (output_move_double): Delete.
1153 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1154 * config/gcc/v850/v850.md (movdi): Delete.
1155 (*movdi_internal): Delete.
1157 (*movdf_internal): Delete.
1159 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1161 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1162 unless compiling RTP PIC.
1164 2007-07-04 Richard Guenther <rguenther@suse.de>
1166 PR tree-optimization/32482
1167 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1168 original ssa name if we didn't find a shift expression.
1169 Fix shift constant for bit zero test.
1171 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1173 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1175 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1177 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1178 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1179 * config/arm/vxworks.h (ASM_SPEC): Delete.
1180 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1182 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1184 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1185 (DDR_REVERSED_P): New.
1186 * tree-data-ref.c (initialize_data_dependence_relation,
1187 build_classic_dist_vector): Set DDR_REVERSED_P.
1189 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1192 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1193 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1194 init_omega_for_ddr_1): Use non conservative number of iterations
1196 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1197 (analyze_siv_subscript): Remove FIXME and reinitialization of
1198 last_conflicts to chrec_dont_know.
1199 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1201 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1203 * tree.c (maybe_canonicalize_argtypes): Improve description.
1205 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1207 * tree.c (maybe_canonicalize_argtypes): New.
1208 (build_function_type): Set canonical type.
1209 (build_method_type_directly): Ditto.
1210 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1213 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1215 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1217 (rewrite_use_nonlinear_expr): Likewise.
1219 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1221 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1223 2007-07-04 Ben Elliston <bje@au.ibm.com>
1225 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1228 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1230 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1231 (Exception Handling): Likewise.
1233 2007-07-03 Jan Hubicka <jh@suse.cz>
1235 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1237 2007-07-03 Eric Christopher <echristo@apple.com>
1239 * doc/cppopts.texi: Add conflicting option note to -dM.
1240 * doc/invoke.texi: Add note about possible conflicts with
1241 -E for -dCHARS and note that -dM will not produce
1242 any results if there is no machine dependent reorg.
1244 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1246 * tree.h (DECL_ALIGN): Back out previous change.
1248 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1250 * configure.ac: Test for .dtprelword support on MIPS.
1251 * configure, config.in: Regenerate.
1252 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1253 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1255 2007-07-03 Julian Brown <julian@codesourcery.com>
1257 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1258 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1259 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1260 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1262 (all_fpus): Add FPUTYPE_VFP3.
1263 (fp_model_for_fpu): Add VFPv3 field.
1264 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1265 (vfp3_const_double_index): New function. Return integer index of
1266 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1268 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1269 and argument represents a valid RTX for a VFPv3 constant.
1270 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1272 (vfp_emit_fstmd): Similar, for fstmd.
1273 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1274 constants, represented as integer indices.
1275 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1276 VFP_REGNO_OK_FOR_DOUBLE macros.
1277 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1278 (arm_file_start): Set float-abi attribute for VFPv3, and output
1279 correct ".fpu" assembler directive.
1280 (arm_dbx_register_numbering): Add FIXME.
1281 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1282 (fputype): Add FPUTYPE_VFP3.
1283 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1284 (CALL_USED_REGISTERS): Likewise.
1285 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1286 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1287 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1288 (D7_VFP_REGNUM): New.
1289 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1290 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1291 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1292 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1293 (REG_ALLOC_ORDER): Adjust for VFPv3.
1294 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1295 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1296 VFP_LO_REGS, VFP_HI_REGS.
1297 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1298 (IS_VFP_CLASS): Define macro.
1299 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1301 (REGISTER_MOVE_COST): Likewise.
1302 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1303 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1304 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1305 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1306 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1307 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1308 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1309 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1310 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1311 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1312 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1313 where appropriate for single-word registers.
1314 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1315 As above. Fix type attributes.
1316 * config/arm/constraints.md (register_contraint "t"): Define.
1317 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1319 (register_constraint "x"): Define.
1320 (constraint "Dv"): Define.
1322 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1324 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1326 2007-07-03 Tom Tromey <tromey@redhat.com>
1328 * c-parser.c (objc_pq_context): Removed.
1329 (objc_need_raw_identifier): Likewise.
1330 (c_parser) <objc_pq_context>: New field.
1331 <objc_need_raw_identifier>: Likewise.
1332 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1333 (c_lex_one_token): Update.
1334 (c_parser_objc_protocol_definition): Update.
1335 (c_parser_objc_method_definition): Update.
1336 (c_parser_objc_methodproto): Update.
1337 (c_parser_declspecs): Update.
1339 2007-07-03 David Ung <davidu@mips.com>
1341 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1343 2007-07-03 David Ung <davidu@mips.com>
1344 Richard Sandiford <richard@codesourcery.com>
1346 * doc/invoke.texi: Document -march=74kf3_2.
1347 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1348 (TUNE_74K): Check for it.
1349 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1350 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1351 * config/mips/mips.md (cpu): Add 74kf3_2.
1352 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1353 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1354 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1355 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1356 74kf3_2 to the CPU list.
1357 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1358 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1359 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1360 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1361 (r74kf3_2_fxfer_from_c1): New insn reservations.
1363 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1364 David Ung <davidu@mips.com>
1366 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1367 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1368 and 74k[fx]. Document aliases for the new options.
1369 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1370 (PROCESSOR_24KF2_1): ...this.
1371 (PROCESSOR_24KX): Rename to...
1372 (PROCESSOR_24KF1_1): ...this.
1373 (PROCESSOR_74KF): Rename to...
1374 (PROCESSOR_74KF2_1): ...this.
1375 (PROCESSOR_74KX): Rename to...
1376 (PROCESSOR_74KF1_1): ...this.
1377 (TUNE_74K): Update PROCESSOR_* names.
1378 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1379 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1380 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1381 (mips_rtx_cost_data): Update processor names in comments.
1382 (mips_issue_rate): Update PROCESSOR_* names.
1383 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1384 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1385 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1386 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1387 Update cpu attribute names.
1388 (r24k_fpu_iss): Rename this reservation to...
1389 (r24kf2_1_fpu_iss): ...this and update all uses.
1390 (r24kx_fpu_iss): Rename this reservation to...
1391 (r24kf1_1_fpu_iss): ...this and update all uses.
1392 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1393 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1394 Update cpu attribute names.
1396 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1398 * config/m32r/constraints.md: New file.
1399 * config/m32r/m32r.c: Include tm-constrs.h.
1400 (small_data_operand): Use satisfies_constraint_* instead of macro.
1401 (addr24_operand, gen_compare): Likewise.
1402 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1403 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1404 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1405 EXTRA_CONSTRAINT): Likewise.
1406 * config/m32r/m32r.md: Include constraints.md.
1407 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1408 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1409 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1410 (two_insn_const_operand, int8_operand, uint16_operand,
1411 reg_or_int16_operand, reg_or_uint16_operand,
1412 reg_or_cmp_int16_operand, cmp_int16_operand,
1413 seth_add3_operand): Likewise.
1415 2007-07-03 Eric Christopher <echristo@gmail.com>
1417 * libgcc2.h: Conditionally declare __bswapsi2 and
1420 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1422 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1425 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1428 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1429 (__gthrw_pragma): Provide default definition.
1431 * gthr-posix.c (__gthrw_pragma): Define.
1433 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1435 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1436 before declaring inequality.
1438 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1440 * combine.c (recog_for_combine): Log the success or failure of
1441 matching new insn patterns against the machine description in
1444 2007-07-03 Revital Eres <eres@il.ibm.com>
1446 * ddg.c (print_sccs): New function.
1447 (check_sccs): New function.
1448 (create_ddg_all_sccs): Use it.
1449 * ddg.h (print_sccs): Declare.
1450 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1452 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1454 * targhooks.h (default_mode_for_suffix): New function declaration.
1455 * targhooks.c (default_mode_for_suffix): New default target hook.
1456 * target.h (struct c): New structure in the targetm struct.
1457 (mode_for_suffix): New target hook as part of struct c.
1458 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1459 default_mode_for_suffix.
1460 (TARGET_C): New define.
1461 * c-lex.c: Include "target.h".
1462 (interpret_float): Use targetm.c.mode_for_suffix to determine
1463 the mode for a given non-standard suffix.
1464 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1466 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1467 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1469 * doc/extend.texi (Floating Types): New node. Document __float80 and
1470 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1472 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1475 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1476 predicate instead of target_operand.
1477 (divsi3_i1_media, divsi3_media_2): Likewise.
1479 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1481 * tree.h (alias_sets_might_conflict_p): Rename into
1482 alias_sets_must_conflict_p.
1483 * alias.c (alias_sets_might_conflict_p): Likewise.
1484 (alias_sets_conflict_p): Use it.
1485 (objects_must_conflict_p): Likewise.
1486 * c-common.c (strict_aliasing_warning): Adjust.
1488 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1490 * rtlhooks.c (gen_lowpart_if_possible): Check for
1491 invalid subreg before calling gen_lowpart_SUBREG.
1493 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1495 * config/darwin9.h: Add copyright notice.
1496 (LINK_COMMAND_SPEC): Add comment.
1497 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1498 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1499 DARWIN_LIBSYSTEM_HAS_UNWIND.
1501 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1504 * omp-low.c (check_combined_parallel): New function.
1505 (lower_omp_parallel): Call it via walk_stmts, set
1506 OMP_PARALLEL_COMBINED if appropriate.
1507 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1508 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1509 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1510 don't consider it as combined parallel.
1512 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1514 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1515 (gcc_tooldir): Likewise.
1516 * configure: Regenerate.
1517 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1518 old configure.ac gcc_tooldir setting.
1519 (prefix_to_exec_prefix): New variable.
1520 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1521 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1523 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1525 Fix PR tree-optimization/32583
1526 Fix PR tree-optimization/32584
1527 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1528 (phi_translate_set): Use phi_translate directly now.
1529 (make_values_for_stmt): Don't value number RHS if we already know
1532 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1533 Jim Wilson <wilson@specifix.com>
1536 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1539 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1540 Richard Sandiford <richard@codesourcery.com>
1541 Nigel Stephens <nigel@mips.com>
1543 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1544 (mips16e_output_save_restore): Declare.
1545 (mips16e_save_restore_pattern_p): Likewise.
1546 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1547 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1548 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1549 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1550 (BITSET_P): New global macro, extracted from...
1551 (mips_for_each_saved_reg): ...here.
1552 (mips16e_save_restore_info): New struct.
1553 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1554 (mips16e_save_restore_regs): New variable.
1555 (mips_split_plus, mips16e_find_first_register): New functions.
1556 (mips16e_mask_registers): New function.
1557 (compute_frame_size): Expand the commentary before the function.
1558 Enforce the MIPS16e save and restore register range restrictions.
1559 Pad the general register save area at the low end.
1560 (mips16e_save_restore_reg, mips16e_build_save_restore)
1561 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1562 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1563 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1565 (mips_expand_prologue, mips_expand_epilogue): Handle
1566 GENERATE_MIPS16E_SAVE_RESTORE.
1567 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1569 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1571 PR tree-optimization/31966
1572 PR tree-optimization/32533
1573 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1574 "basic_block" description as its third argument. Update function
1575 calls to get destination bb from "edge" argument. Save "cond" into
1576 aux field of the edge. Update prototype for changed arguments.
1577 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1579 (find_phi_replacement_condition): Operate on incoming edges, not
1580 on predecessor blocks. If there is a condition saved in the
1581 incoming edge aux field, AND it with incoming bb predicate.
1582 Return source bb of the first edge.
1583 (clean_predicate_lists): Clean aux field of outgoing node edges.
1584 (tree_if_conversion): Do not initialize cond variable. Move
1585 variable declaration into the loop.
1586 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1587 initializations of new_stmt, arg0 and arg1 variables.
1589 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1591 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1592 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1594 2007-07-02 Richard Guenther <rguenther@suse.de>
1596 * tree-ssa.c (useless_type_conversion_p): Document
1597 future intent as defining the middle-end type system.
1598 Re-structure to call langhook last, group by type class,
1599 mark questionable parts.
1601 2007-07-02 Richard Guenther <rguenther@suse.de>
1603 * tree-flow.h (types_compatible_p): Declare.
1604 * tree-ssa.c (types_compatible_p): New function.
1605 * ipa-type-escape.c (discover_unique_type): Use
1606 types_compatible_p instead of lang_hooks.types_compatible_p.
1607 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1608 * tree-vn.c (expressions_equal_p): Likewise.
1609 * tree.c (fields_compatible_p): Likewise.
1610 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1611 (cprop_operand): Use useless_type_conversion_p instead of
1612 lang_hooks.types_compatible_p.
1613 * tree-inline.c (setup_one_parameter): Likewise.
1614 (declare_return_variable): Likewise.
1615 * tree-nrv.c (tree_nrv): Likewise.
1616 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1617 (maybe_fold_offset_to_component_ref): Likewise.
1618 (maybe_fold_offset_to_reference): Likewise.
1619 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1620 (merge_alias_info): Likewise.
1621 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1622 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1623 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1624 * tree-tailcall.c (find_tail_calls): Likewise.
1625 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1626 * gimplify.c (canonicalize_addr_expr): Likewise.
1627 (fold_indirect_ref_rhs): Likewise.
1628 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1629 (cpt_same_type): Likewise.
1630 (check_pointer_types_r): Swap parameters to cpt_same_type
1632 * fold-const.c (fold_convert): Revert fix for PR15988.
1633 * tree-inline.c (setup_one_parameter): Instead fix it here by
1634 using fold_build1 instead of fold_convert and checking for
1635 error_mark_node. Convert only if the conversion is necessary.
1637 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1639 * configure.ac: Check for .gnu_attribute on Power.
1640 * configure: Regenerate.
1641 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1642 attribute for floating-point ABI.
1644 2007-07-02 Ira Rosen <irar@il.ibm.com>
1646 PR tree-optimization/32230
1647 PR tree-optimization/32477
1648 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1649 address is a constant.
1651 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1653 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1654 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1655 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1656 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1657 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1658 64-bit targets. Add support for *-elfoabi*.
1659 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1660 different settings if $(tm_defines) does not select the EABI.
1661 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1662 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1663 (MIPS_ARCH_OPTION_SPEC): Likewise.
1664 (MIPS_ISA_LEVEL_SPEC): Likewise.
1665 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1666 * config/mips/elfoabi.h: New file.
1668 2007-07-02 Richard Guenther <rguenther@suse.de>
1670 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1671 (useless_type_conversion_p): ... this.
1672 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1673 (useless_type_conversion_p): ... this.
1674 * builtins.c (fold_builtin_memory_op): Rename
1675 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1676 * tree-cfg.c (verify_expr): Likewise.
1677 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1678 * tree-ssa-ccp.c (ccp_fold): Likewise.
1679 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1680 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1681 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1682 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1683 * tree-ssa-pre.c (eliminate): Likewise.
1684 * tree-ssa.c (delete_tree_ssa): Likewise.
1685 (tree_ssa_useless_type_conversion): Likewise.
1686 * tree.c (build2_stat): Likewise.
1688 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1690 Fix PR tree-optimization/32571
1691 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1694 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1696 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1697 and other expected operations explicitly, change default to
1700 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1702 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1704 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1705 (tls_load_dot_plus_eight): Move the label number into the unspec.
1706 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1708 2007-07-01 Andreas Schwab <schwab@suse.de>
1710 * dwarf2out.c (initial_return_save): Define only if used.
1712 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1714 Unreverting Richard's Revert of:
1716 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1718 * dce.c (deletable_insn_p_1): New function, split out from...
1719 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1720 specially, not those inside PARALLELs. Remove BODY argument
1721 and adjust recursive call accordingly.
1722 (prescan_insns_for_dce): Update call to delete_insn_p.
1724 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1725 Revital Eres <eres@il.ibm.com>
1727 * ddg.c (create_ddg_all_sccs): Fix missed
1728 initialization of scc_nodes.
1730 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1733 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1734 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1736 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1738 * configure.ac: Check for .gnu_attribute on MIPS.
1739 * configure, config.in: Regenerate.
1740 * config/mips/mips.c (mips_file_start): If supported, output
1741 attribute for floating-point ABI.
1743 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1747 (ffs_cmove): New expander to expand using ctz pattern.
1748 (*ffs_cmove): Remove pattern.
1749 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1750 (ffsdi2): Expand using ctz pattern.
1751 (*ffs_rex64): Remove pattern.
1753 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1755 PR rtl-optimization/32296
1756 * pa.md (return): Delete pattern.
1757 (return_internal): Remove "(const_int 1)" from pattern.
1758 (epilogue): Use return_internal pattern for trivial returns.
1759 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1760 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1762 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1764 * tree-ssa-pre.c (is_exception_related): New function
1765 (can_value_number_operation): Use it.
1767 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1769 Fix PR tree-optimization/32540
1770 Fix PR tree-optimization/31651
1772 * tree-ssa-sccvn.c: New file.
1774 * tree-ssa-sccvn.h: Ditto.
1776 * tree-vn.c: Include tree-ssa-sccvn.h
1777 (val_expr_paid_d): Removed.
1778 (value_table): Ditto.
1779 (vn_compute): Ditto.
1780 (val_expr_pair_hash): Ditto.
1781 (val_expr_pair_expr_eq): Ditto.
1782 (copy_vuses_from_stmt): Ditto.
1785 (shared_vuses_from_stmt): Ditto.
1786 (print_creation_to_file): Moved up.
1787 (sort_vuses): Ditto.
1788 (sort_vuses_heap): Ditto.
1789 (set_value_handle): Make non-static.
1790 (make_value_handle): Ditto.
1791 (vn_add): Rewritten to use sccvn lookups.
1792 (vn_add_with_vuses): Ditto.
1793 (vn_lookup): Ditto (and second argument removed).
1794 (vn_lookup_with_vuses): Ditto.
1795 (vn_lookup_or_add): Ditto (and second argument removed);
1796 (vn_lookup_or_add_with_vuses): Ditto.
1797 (vn_lookup_with_stmt): New.
1798 (vn_lookup_or_add_with_stmt): Ditto.
1799 (create_value_handle_for_expr): Ditto.
1801 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1802 (seen_during_translate): New function.
1803 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1804 (phi_trans_add): Ditto.
1805 (constant_expr_p): FIELD_DECL is always constant.
1806 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1807 Use constant_expr_p.
1808 Avoid infinite recursion on mutually valued expressions.
1809 Change callers of vn_lookup_or_add.
1810 (phi_translate): New function.
1811 (compute_antic_safe): Allow phi nodes.
1812 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1813 (find_or_generate_expression): Rewrite slightly.
1814 (create_expression_by_pieces): Updated for vn_lookup_or_add
1816 Update VN_INFO for new names.
1817 (insert_into_preds_of_block): Update for new names.
1818 (add_to_exp_gen): New function.
1819 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1820 (find_existing_value_expr): Rewrite to changed vn_lookup.
1821 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1822 (try_look_through_load): Removed.
1823 (try_combine_conversion): Ditto.
1824 (get_sccvn_value): New function.
1825 (make_values_for_phi): Ditto.
1826 (make_values_for_stmt): Ditto.
1827 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1829 (init_pre): Update for SCCVN changes.
1831 (execute_pre): Ditto.
1833 * tree-flow.h (make_value_handle): Declare.
1834 (set_value_handle): Ditto.
1835 (sort_vuses_heap): Ditto.
1836 (vn_lookup_or_add_with_stmt): Ditto.
1837 (vn_lookup_with_stmt): Ditto.
1838 (vn_compute): Remove.
1841 (vn_lookup): Update arguments.
1843 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1845 (tree-ssa-sccvn.o): New.
1846 (OBJS-common): Add tree-ssa-sccvn.o
1848 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1851 * c-typeck.c (build_external_ref): Don't mark as used if called
1853 * calls.c (rtx_for_function_call): Likewise.
1855 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1859 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1861 * dce.c (deletable_insn_p_1): New function, split out from...
1862 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1863 specially, not those inside PARALLELs. Remove BODY argument
1864 and adjust recursive call accordingly.
1865 (prescan_insns_for_dce): Update call to delete_insn_p.
1867 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1869 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1870 (try_combine): Move potential calls to undo_all() so they happen
1871 before we commit to using the combined insns.
1873 2006-06-30 Jan Hubicka <jh@suse.cz>
1875 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1878 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1880 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1881 (cgraph_remove_unreachable_nodes): Likewise.
1882 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1883 * ipa-inline.c (update_caller_keys): Cast according to the coding
1885 (cgraph_decide_recursive_inlining): Likewise.
1886 (cgraph_decide_inlining_of_small_function): Likewise.
1887 (try_inline): Likewise.
1888 (cgraph_decide_inlining_incrementally): Likewise.
1889 * ipa-pure-const.c (get_function_state): Likewise.
1890 (scan_function): Likewise.
1891 (analyze_function): Likewise.
1892 (static_execute): Likewise.
1893 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1894 (merge_callee_local_info): Likewise.
1895 (analyze_function): Use type safe memory macros.
1896 (static_execute): Likewise. Cast according to the coding conventions.
1897 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1899 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1901 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1902 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1905 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1908 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1909 for complex modes (both int and real).
1911 2007-06-29 Jan Hubicka <jh@suse.cz>
1913 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1915 2007-06-29 Jan Hubicka <jh@suse.cz>
1918 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1921 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1924 * config/avr/avr.c: Include dataflow header file.
1925 (expand_prologue): Adjust for prologue insn change.
1926 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1929 2007-06-29 Richard Guenther <rguenther@suse.de>
1932 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1933 during type verification.
1935 2007-06-29 Jan Hubicka <jh@suse.cz>
1937 * recog.c (validate_change_rtx_1): Unshare TO argument.
1939 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1941 PR tree-optimization/24659
1942 * tree-vect-transform.c (vectorizable_call): Handle
1943 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1945 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1946 * config/i386/i386.c (enum ix86_builtins)
1947 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1948 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1950 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1951 const using def_builtin_const.
1952 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1953 input operands in the same modes as the result.
1954 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1956 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1958 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1959 (df_set_dead_notes_for_mw): Likewise.
1961 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1963 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1965 2007-06-28 DJ Delorie <dj@redhat.com>
1967 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1969 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1971 * doc/invoke.texi (C++ Dialect Options): Document
1972 fvisibility-ms-compat.
1973 * c.opt (fvisibility-ms-compat): New.
1975 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1978 * tree-affine.c (aff_combination_add_elt): Handle
1979 pointer addition specially.
1981 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1983 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1984 decl is non-external for AIX ABI.
1986 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1988 * config/rs6000/predicates.md (current_file_function_operand):
1989 Ensure the symbol is non-external for AIX ABI.
1991 2007-06-28 Nick Clifton <nickc@redhat.com>
1993 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1994 (fdce, fdse, fpredictive-commoning): Likewise.
1996 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1999 * gcc.c (process_command): Recognize the new -static-libgfortran
2002 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2005 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2006 Use a call clobbered hard reg instead of a pseudo reg.
2008 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2010 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2012 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2015 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2016 REG_LIBCALL and REG_RETVAL notes.
2017 (divsi3, mulsi3): Likewise.
2018 (mulhisi3): Likewise. Use emit_libcall_block.
2019 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2021 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2023 PR rtl-optimization/32481
2024 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2026 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2028 * dce.c (deletable_insn_p_1): New function, split out from...
2029 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2030 specially, not those inside PARALLELs. Remove BODY argument
2031 and adjust recursive call accordingly.
2032 (prescan_insns_for_dce): Update call to delete_insn_p.
2034 2007-06-27 Richard Guenther <rguenther@suse.de>
2037 * tree.h (fold_convertible_p): Declare.
2038 * fold-const.c (fold_convertible_p): New function.
2039 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2040 instead of lang_hooks.types_compatible_p.
2042 2007-06-26 Jan Hubicka <jh@suse.cz>
2044 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2045 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2046 early use validate_unshare_change.
2047 (reload_combine): Likewise.
2048 * recog.c (change_t): New field unshare.
2049 (validate_change_1): Rename from validate_change; add argument unshare.
2050 (validate_change): Turn into wrapper of validate_change_1; update
2051 prototype for bools.
2052 (validate_unshare_change): New.
2053 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2054 calls of df_insn_rescan.
2055 * recog.h (validate_change): Replace ints by bools.
2056 (validate_unshare_change): Declare.
2058 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2060 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2062 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2064 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2066 2007-06-25 Jan Hubicka <jh@suse.cz>
2068 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2070 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2071 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2072 places other call site specific checks are performed.
2074 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2077 * tree-vect-transform.c (vectorizable_operation): Convert
2078 POINTER_PLUS_EXPR over to PLUS_EXPR.
2080 2007-06-25 Chao-ying Fu <fu@mips.com>
2082 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2083 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2084 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2085 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2087 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2088 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2089 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2090 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2091 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2092 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2093 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2094 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2095 ALL_FIXED_POINT_MODE_P): New define.
2096 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2098 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2100 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2101 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2102 MODE_VECTOR_UACCUM): New mode classes.
2104 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2105 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2106 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2109 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2110 (blank_mode): Initialize ibit and fbit.
2111 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2112 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2114 (new_adjust): Change required_class to required_class_from and
2115 required_class_to for testing within a range.
2116 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2117 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2119 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2120 (make_fixed_point_mode): New.
2121 (_ADD_ADJUST): Change C to C1 and C2.
2122 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2123 use a range for machine classes.
2124 (ADJUST_IBIT, ADJUST_FBIT): New.
2125 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2127 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2128 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2129 Emit adjustment for ibit and fbit.
2130 (emit_mode_ibit, emit_mode_fbit): New.
2131 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2133 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2135 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2136 as the source of the set.
2138 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2140 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2141 FP_REGNO_P): Use IN_RANGE.
2142 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2143 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2144 (DATA_REG_P): Use DATA_REGNO_P.
2145 (FP_REG_P): Use FP_REGNO_P.
2146 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2147 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2148 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2150 2007-06-24 Jan Hubicka <jh@suse.cz>
2153 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2155 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2158 * fold-const.c (fold_binary): Strip nops of operand 0
2159 of BIT_NOT_EXPR before calling operand_equal_p.
2160 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2161 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2163 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2165 * doc/extend.texi: Document that dllimport and dllexport imply
2167 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2168 imported or exported declaration, including type declarations.
2169 * c-common.c (handle_visibility_attribute): Check for conflicts
2170 with dllimport/dllexport.
2171 (c_determine_visibility): Handle dllimport/dllexport as an
2172 explicit visibility atttribute.
2174 2007-06-23 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/16876
2178 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2180 * tree-inline.c (initialize_inlined_parameters): Do not call
2181 lang_hooks.tree_inlining.convert_parm_for_inlining.
2182 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2183 reason for mismatched types.
2184 * gimplify.c (gimplify_call_expr): Verify the call expression
2185 arguments match the called function type signature. Otherwise
2186 mark the call expression to be not considered for inlining
2187 using CALL_CANNOT_INLINE_P flag.
2188 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2189 edges call expression.
2190 (cgraph_decide_inlining_of_small_function): Likewise.
2191 (cgraph_decide_inlining): Likewise.
2192 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2194 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2195 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2196 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2198 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2199 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2201 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2202 convert_parm_for_inlining member.
2204 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2207 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2208 Remove optimization for GT.
2210 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2213 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2215 (prescan_insns_for_dce): Add extra parameter.
2217 2007-06-23 Jan Hubicka <jh@suse.cz>
2220 * gimplify.c (mark_addressable): New function.
2221 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2223 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2226 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2228 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2232 moves between MMX/SSE registers to at least 8 units to prevent
2233 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2235 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/i386.c (override_options): Correct x86_sahf
2240 2007-06-21 David Daney <ddaney@avtrex.com>
2243 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2244 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2245 (exception_receiver): Renamed to ...
2246 (nonlocal_goto_receiver): ... this.
2248 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2250 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2251 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2252 partial register accesses.
2254 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2256 * fold-const.c (debug_fold_checksum): Move it under
2257 ENABLE_FOLD_CHECKING.
2259 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2262 * tree.h (debug_fold_checksum): Declared.
2263 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2264 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2265 build_fold_addr_expr_with_type_1.
2266 (fold_addr_expr, debug_fold_checksum): New.
2267 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2268 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2271 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2273 PR tree-optimization/19590
2274 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2275 of scev is a constant.
2276 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2278 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2280 * df-problems.c (df_note_bb_compute): Made computation of live
2281 info consistent with df_lr.
2283 2007-06-21 Richard Guenther <rguenther@suse.de>
2285 PR tree-optimization/32453
2286 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2287 for pointer anti-range.
2289 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2291 * config/i386/i386.c (processor_target_table): Increase maximum
2292 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2295 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2296 byte alignment if > 8 byte alignment is preferred.
2297 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2299 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2301 PR tree-optimization/31866
2302 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2303 if ASM_EXPR's input is not a SSA_NAME.
2306 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2307 but decl is a global var, instead return decl.
2308 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2309 even for is_global_var decls, if they are private in some outer
2312 2007-06-21 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/32451
2315 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2317 2007-06-21 Christian Bruel <christian.bruel@st.com>
2319 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2320 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2321 (push_regs): Changed saving order or banked registers.
2322 (sh_expand_epilogue): Likewise.
2323 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2324 (FIRST_BANKED_REG): Likewise.
2325 (LAST_BANKED_REG): Likewise.
2326 * config/sh/sh.md (banked) New attribute.
2327 (in_delay_slot): Check banked attribute.
2329 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2331 PR tree-optimization/32075
2332 * tree-data-ref.c (subscript_dependence_tester_1,
2333 analyze_miv_subscript, analyze_overlapping_iterations,
2334 add_distance_for_zero_overlaps, build_classic_dist_vector,
2335 subscript_dependence_tester_1, analyze_overlapping_iterations,
2336 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2337 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2338 to evolution_function_is_affine_multivariate_p.
2340 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2342 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2344 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2347 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2349 * config/m32c/prologue.md (epilogue_exitd_16): New.
2350 (epilogue_reit_16): New.
2351 (epilogue_exitd): Rename to epilogue_exitd_24.
2352 (epilogue_reit): Rename to epilogue_reit_24.
2354 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2355 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2357 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2359 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2360 if dbg_cnt (sched_insn) reaches the limit.
2361 (choose_ready): New parameter INSN_PTR and new return value.
2362 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2363 the new return value from choose_ready.
2364 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2365 (rest_of_handle_global_alloc): New global_alloc_at_func.
2367 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2369 PR tree-optimization/25737
2370 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2371 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2372 * tree-flow.h (struct fieldoff): Add new field alias_set.
2373 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2374 argument addressable_type. Set alias_set of fieldoff.
2375 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2376 (create_overlap_variables_for): Pass alias_set from fieldoff to
2378 * alias.c (get_alias_set): Use alias_set from SFT if set.
2380 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2382 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2383 of a variable as an unsigned HOST_WIDE_INT integer.
2385 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2387 PR rtl-optimization/32405
2388 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2390 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2392 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2395 * builtins.c: Include diagnostic.h.
2396 (expand_builtin_expect): Make gcc_assert more permissive.
2397 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2400 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2404 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2405 if ACCUMULATE_OUTGOING_ARGS.
2407 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2409 * config/m68hc11/m68hc11.c: Include dataflow header file.
2410 (m68hc11_reorg): Port to dataflow.
2412 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2414 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2415 (struct df_problem.free_blocks_on_set_blocks): New field.
2416 (struct dataflow.optional_p): New field.
2417 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2418 (df_live_set_all_dirty): New function.
2419 * df-scan.c (df_scan_alloc): Initialize optional_p.
2420 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2421 * df-core.c (df_set_blocks): Removed use of
2422 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2423 df_problem.free_blocks_on_set_blocks to determine which blocks are
2425 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2426 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2427 uses dataflow.optional_p to determine if problem should be
2429 (rest_of_handle_df_initialize): Only start live problem if
2431 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2432 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2433 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2434 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2435 problem_NOTE): Initialize free_blocks_on_set_blocks.
2436 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2438 (df_live_set_all_dirty, df_note_alloc): New function.
2439 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2441 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2442 * postreload.c (reload_combine): Ditto.
2443 * cse.c (cse_extended_basic_block): Ditto.
2444 * regmove.c (mark_flags_life_zones): Ditto.
2445 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2446 erase_matching_seqs): Ditto.
2447 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2448 * integrate (allocate_initial_values): Ditto.
2449 * combine.c (reg_dead_at_p): Ditto.
2450 * resource.c (mark_target_live_regs): Ditto.
2451 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2452 * config/sh/sh.c (find_r0_life_regions): Ditto.
2453 * global.c (rest_of_handle_global_alloc): Only add back df_live
2455 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2457 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2459 (if_convert): Make sure df_live is there at -O == 1.
2460 (pass_if_after_combine): Cleanup flags.
2461 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2462 is there at -O == 1.
2464 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2466 * config/arm/arm.c (arm_get_frame_offsets): Set
2467 offsets->locals_base to avoid negative stack size.
2468 (thumb1_expand_prologue): Assert on negative stack size.
2470 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2472 PR tree-optimization/32367
2473 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2474 of the chrec has no evolution in that loop.
2475 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2477 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2479 * config/xtensa/xtensa.c: Include "df.h".
2480 (xtensa_builtin_saveregs): Use adjust_address instead of
2482 (xtensa_va_start): Invoke make_tree with sizetype for
2483 expand_builtin_saveregs and then convert the result to a pointer.
2484 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2485 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2486 Subtract argument size from index value as integers and then use
2487 POINTER_PLUS_EXPR to add the result to the array address.
2489 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2492 * config/m32c/m32c.c: Include dataflow header file.
2493 (m32c_emit_prologue): Adjust for prologue insn change.
2494 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2495 once inside a PARALLEL. Assume frame size passed in operand 0
2496 includes space to save the fb register.
2497 (prologue_enter_24): Likewise.
2498 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2500 2007-06-19 David Daney <ddaney@avtrex.com
2503 * config/mips/mips.md (cprestore): Mark $gp as used.
2505 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2508 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2509 (frv_ifcvt_modify_insn): Likewise.
2511 2007-06-19 Richard Guenther <rguenther@suse.de>
2513 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2514 only handle positive offsets that fit in a HOST_WIDE_INT.
2516 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2518 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2519 result of rsqrt insn for zero input argument to avoid NaN.
2521 2007-06-19 Richard Guenther <rguenther@suse.de>
2524 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2526 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2528 PR tree-optimization/32353
2529 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2531 2007-06-19 Nick Clifton <nickc@redhat.com>
2533 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2535 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2538 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2539 * config/i386/i386.c (assign_386_stack_local): Assert that
2540 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2541 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2542 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2543 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2545 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2547 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2549 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2551 PR rtl-optimization/32321
2552 * gcse.c (replace_store_insn): Update the note before
2553 calling emit_insn_after.
2555 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2558 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2560 * df-problems.c (df_note_bb_compute): Fix dumping info.
2562 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2564 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2565 insn with emit_jump_insn.
2567 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2569 PR tree-optimization/32383
2570 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2571 * targhooks.h (default_builtin_reciprocal): Update prototype.
2572 * target.h (struct gcc_target): Update builtin_reciprocal.
2573 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2574 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2575 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2576 when fndecl is in BUILT_IN_MD class.
2577 (execute_convert_to_rsqrt): Ditto.
2579 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2580 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2581 Convert BUILT_IN_SQRTF code only when md_fn is false.
2583 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2585 * bt-load.c (move_btr_def): Fix the order of arguments
2586 to validate_replace_rtx.
2588 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2590 * config/m68k/m68k-devices.def: Add 54450..54455.
2592 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2594 PR rtl-optimization/32366
2595 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2596 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2599 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2602 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2603 this is true, rescan insn being modified.
2604 (sms_schedule): Added rescan parameter.
2605 (rest_of_handle_sms): Moved freeing of dominance info to before
2606 getting out of cfg_layout.
2608 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2610 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2611 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2614 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2615 FL_CF_EMAC from the entry for isac.
2617 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2618 (const_sibcall_operand): New.
2619 (sibcall_operand): Use it.
2620 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2621 (m68k_isas): ISAC does not imply FPU or EMAC.
2622 (override_options): Add ISA_C logic for symbolic jump & call.
2624 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2626 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2627 return mode from the builtin itself.
2628 (sparc_fold_builtin): Fix cast of zero constant.
2630 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2632 * targhooks.c (default_builtin_reciprocal): New default target hook.
2633 * targhooks.h (default_builtin_reciprocal): Add prototype.
2634 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2635 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2636 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2637 default_builtin_reciprocal.
2639 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2642 * hooks.c (hook_tree_tree_bool_null): New hook.
2643 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2644 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2645 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2646 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2647 and convert it to reciprocal a*rfunc(b).
2648 (execute_convert_to_rsqrt): New function.
2649 (gate_convert_to_rsqrt): New function.
2650 (pass_convert_to_rsqrt): New pass definition.
2651 * target.h (struct gcc_target): Add builtin_reciprocal.
2652 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2653 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2654 TARGET_BUILTIN_RECIPROCAL.
2655 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2657 * config/i386/i386.h (TARGET_RECIP): New define.
2658 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2659 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2660 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2661 and not optimizing for size.
2662 (*rcpsf2_sse): New insn pattern.
2663 (*rsqrtsf2_sse): Ditto.
2664 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2665 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2666 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2667 and not optimizing for size.
2668 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2669 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2670 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2671 and not optimizing for size.
2672 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2673 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2674 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2675 and not optimizing for size.
2676 (*sse_rsqrtv4sf2): Do not export.
2678 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2679 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2680 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2681 and not optimizing for size.
2683 * config/i386/i386.opt (mrecip): New option.
2684 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2685 (ix86_emit_swsqrtsf): Ditto.
2686 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2687 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2689 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2690 ix86_expand_unop1_builtin.
2691 (ix86_emit_swdivsf): New function.
2692 (ix86_emit_swsqrtsf): Ditto.
2693 (ix86_builtin_reciprocal): New function.
2694 (TARGET_BUILTIN_RECIPROCAL): Use it.
2695 (ix86_vectorize_builtin_conversion): Rename from
2696 ix86_builtin_conversion.
2697 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2698 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2699 "i386 and x86_64 Options" section.
2700 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2702 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2703 Zdenek Dvorak <dvorakz@suse.cz>
2704 Richard Guenther <rguenther@suse.de>
2705 Kaz Kojima <kkojima@gcc.gnu.org>
2707 * tree-vrp.c (compare_values_warnv): Convert val2 to
2709 (extract_range_from_assert): Create
2710 POINTER_PLUS_EXPR for pointer types.
2711 (extract_range_from_binary_expr): Handle
2712 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2714 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2715 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2716 POINTER_PLUS_EXPR as PLUS_EXPR.
2717 (number_of_iterations_lt_to_ne):
2718 For pointer types, use sizetype when
2719 creating MINUS_EXPR/PLUS_EXPRs.
2720 (assert_loop_rolls_lt): For pointer types, use sizetype when
2721 creating MINUS_EXPR/PLUS_EXPRs.
2722 (number_of_iterations_le): Likewise.
2723 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2724 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2725 like PLUS_EXPR and MINUS_EXPR.
2726 * tree-pretty-print.c (dump_generic_node): Handle
2728 (op_prio): Likewise.
2729 (op_symbol_1): Likewise.
2730 * optabs.c (optab_for_tree_code): Likewise.
2731 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2733 * tree-tailcall.c (process_assignment): Mention
2734 POINTER_PLUS_EXPR in a TODO comment.
2735 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2736 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2737 not used with a pointer and an integer type.
2738 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2739 increment using chrec_convert_rhs instead of chrec_convert.
2740 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2741 PLUS_EXPR except for the right hand side's type will be
2743 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2744 (fold_used_pointer_cast): Kill.
2745 (pointer_offset_p): Kill.
2746 (fold_used_pointer): Kill.
2747 (pointer_used_p): Kill.
2748 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2749 call fold_used_pointer.
2750 (instantiate_parameters_1): Convert the increment
2751 using chrec_convert_rhs instead of chrec_convert.
2752 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2753 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2754 instead of PLUS_EXPR.
2755 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2756 PLUS_EXPR for pointers.
2757 (std_gimplify_va_arg_expr): Likewise.
2758 (fold_builtin_memory_op): Likewise.
2759 (fold_builtin_strstr): Likewise.
2760 (fold_builtin_strchr): Likewise.
2761 (fold_builtin_strrchr): Likewise.
2762 (fold_builtin_strpbrk): Likewise.
2763 (expand_builtin_memory_chk): Likewise.
2764 (fold_builtin_memory_chk): Likewise.
2765 (std_expand_builtin_va_start): Use
2766 sizetype for the call to make_tree and then convert
2767 to the pointer type.
2768 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2769 instead of PLUS_EXPR for adding to a pointer.
2770 (std_gimplify_va_arg_expr): Use fold_build2 for
2771 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2772 the operands to sizetype first and then cast the BIT_AND_EXPR
2773 back to the pointer type.
2774 * fold-const.c (build_range_check): Handle pointer types
2776 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2777 of PLUS_EXPR's. Make sure the offset is converted to
2779 (try_move_mult_to_index): Strip the NOPs from the offset.
2780 Remove code argument and replace all uses with PLUS_EXPR.
2781 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2782 specially. Don't use a pointer type for MINUS_EXPR.
2783 (fold_unary): Handle for (T1)(X op Y),
2784 only p+ as that is the only as that can be handled for
2785 binary operators now.
2786 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2788 <case PLUS_EXPR>: Add folding of PTR+INT into
2790 Don't call try_move_mult_to_index.
2791 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2792 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2793 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2794 Don't call try_move_mult_to_index.
2795 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2796 (tree_expr_nonzero_p): Likewise.
2797 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2798 of PLUS_EXPR for the complex expression folding.
2799 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2800 first chrec is a pointer type, then the second should
2801 be sizetype and not the first's type.
2802 For POINTER_PLUS_EXPR, use a different right hand side type.
2803 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2804 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2805 different right hand side type.
2806 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2807 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2808 instead of PLUS_EXPR.
2809 When either operand is zero, convert the other operand.
2810 (chrec_apply): Use chrec_convert_rhs
2811 on the argument x instead of chrec_convert.
2812 (reset_evolution_in_loop): For pointer types, the new_evol
2814 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2815 different right hand side type.
2816 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2817 (chrec_convert_rhs): New function.
2818 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2819 different right hand side type.
2820 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2821 * tree-chrec.h (chrec_convert_rhs): New prototype.
2822 (build_polynomial_chrec): For pointer types, the right hand
2823 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2824 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2825 Remove subtraction case as it is always addition now.
2826 Make sure the offset is converted to sizetype.
2827 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2828 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2829 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2830 PLUS_EXPR in pointer type.
2831 Handle POINTER_PLUS_EXPR.
2832 (tree_to_aff_combination): Likewise.
2833 (force_expr_to_var_cost): Likewise.
2834 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2835 instead of PLUS_EXPR for pointers.
2836 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2837 instead of PLUS_EXPR of pointer types.
2838 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2840 (check_va_list_escapes): Likewise.
2841 (check_all_va_list_escapes): Likewise.
2842 * dwarf2out.c (loc_descriptor_from_tree_1):
2843 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2844 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2845 (string_constant): Likewise.
2846 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2847 the offset to the base, use POINTER_PLUS_EXPR.
2848 (add_to_parts): Convert the index to sizetype.
2849 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2850 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2851 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2852 Offset only holds something for PLUS_EXPR.
2853 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2855 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2857 (analyze_accesses_for_modify_stmt): Likewise.
2858 Remove comment about the type being integral type as it is
2860 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2862 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2864 Correct the type which the artimentic is done in (is now
2867 * tree-data-ref.c (split_constant_offset): Handle
2869 * tree-affine.c (tree_to_aff_combination): Likewise.
2870 * c-typeck.c (build_unary_op): For pointers create the increment
2871 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2873 * gimplify.c (gimplify_self_mod_expr): Create a
2874 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2875 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2876 * tree.def (POINTER_PLUS_EXPR): New tree code.
2877 * tree-predcom.c (ref_at_iteration): If we have a pointer
2878 type do the multiplication in sizetype.
2879 * tree-mudflap.c (mf_xform_derefs_1): Create a
2880 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2881 * tree-ssa-forwprop.c
2882 (forward_propagate_addr_into_variable_array_index):
2883 Don't expect there to be a cast for the index as that
2884 does not exist anymore.
2885 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2886 instead of PLUS_EXPR.
2887 Don't check for the first operand of the POINTER_PLUS_EXPR
2888 was the index as it cannot be.
2889 Call forward_propagate_addr_into_variable_array_index with
2890 the SSA_NAME instead of the statement.
2891 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2892 (compare_constant): Likewise.
2893 (copy_constant): Likewise.
2894 (compute_reloc_for_constant): Likewise.
2895 (output_addressed_constants): Likewise.
2896 (initializer_constant_valid_p): Likewise.
2897 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2898 Convert the MIN/MAX of the inner type to the outer
2899 type before comparing them.
2900 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2901 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2902 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2903 of PLUS_EXPR for pointers.
2904 * tree-inline.c (estimate_num_insns_1): Handle
2906 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2907 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2908 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2909 instead of PLUS_EXPR for the pointer increment statement.
2910 (vect_update_ivs_after_vectorizer): For pointer types, create
2911 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2912 MULT_EXPR in sizetype.
2913 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2915 * tree-object-size.c (plus_expr_object_size): Handle
2916 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2917 code which is trying to figure out which side is a pointer and
2919 (check_for_plus_in_loops_1): Likewise.
2920 (check_for_plus_in_loops): Likewise.
2921 * c-common.c (pointer_int_sum): Create a
2922 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2923 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2924 only POINTER_PLUS_EXPR. Removing all the extra
2925 code which is trying to figure out which side is a pointer and
2927 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2928 PLUS_EXPR and MINUS_EXPR.
2929 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2931 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2932 with make_tree, instead of a pointer type.
2933 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2934 for pointers instead of PLUS_EXPR.
2935 (s390_gimplify_va_arg): Likewise.
2936 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2937 instead of PLUS_EXPR when doing addition on pointer
2938 types. Use sizetype for the second operand.
2939 (spu_gimplify_va_arg_expr): Likewise.
2940 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2941 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2942 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2943 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2944 for the pointer addition and also use size_int/sizetype
2946 (ix86_gimplify_va_arg): Likewise.
2947 Perform BIT_AND_EXPR on sizetype arguments.
2948 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2949 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2950 for the pointer additions and also use size_int for the offsets.
2951 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2952 additions and also use size_int for the offsets. Perform
2953 BIT_AND_EXPR on sizetype arguments.
2954 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2955 POINTER_PLUS_EXPR for pointers and create the
2956 BIT_AND_EXPR in sizetype.
2957 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2958 instead of PLUS_EXPR for pointer addition.
2959 (rs6000_va_start): Likewise.
2960 Also use sizetype for the offset.
2961 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2962 as PLUS_EXPR/MINUS_EXPR.
2963 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2964 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2965 Don't use BIT_AND_EXPR on a pointer type, convert the
2966 expression to sizetype first.
2967 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2969 (mips_gimplify_va_arg_expr): Likewise.
2970 Don't create BIT_AND_EXPR in a pointer type.
2972 2007-06-15 Eric Christopher <echristo@apple.com>
2974 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2975 (x86_64-*-darwin*): Ditto.
2976 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2979 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2981 * doc/extend.texi: Document behavior of __attribute__((aligned))
2984 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2986 * rtlanal.c (note_stores): Improve documentation.
2988 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2990 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2991 LOCAL_LABEL_PREFIX): Delete.
2992 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2993 (bfin_internal_label): Delete.
2995 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2997 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2998 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2999 otherwise define to LIBGCC2_TF_CEXT.
3000 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3001 (LIBGCC_TF_CEXT): Ditto.
3004 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3006 PR rtl-optimization/32339
3007 * df-scan.c (df_uses_record): Don't modify flags but just add to
3008 it for df_ref_record.
3010 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3012 * tree-mudflap.c: Fix whitespace issues.
3014 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3016 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3018 2007-06-14 Eric Christopher <echristo@apple.com>
3020 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3021 (movv4sf): Use gcc_unreachable instead of abort.
3023 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3026 * config/i386/sfp-machine.h (CMPtype): New define.
3027 (mach stubs): Use CMPtype instead of int as a return type.
3029 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3031 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3032 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3033 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3034 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3035 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3036 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3037 config/soft-fp/soft-fp.h: Update from glibc CVS.
3039 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3041 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3043 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3046 * config/v850/v850.c: Include dataflow header file.
3047 (substitute_ep_register): Fix typo.
3049 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3051 * configure.ac: Fix earlier checkin.
3052 * configure: Regenerated.
3054 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3056 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3057 * aclocal.m4: Regenerate.
3058 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3059 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3060 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3061 * configure: Regenerate.
3062 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3064 * Makefile.in (quickstrap): Build libgcc too.
3066 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3068 * configure.ac: Add --enable-checking=df. Explicitly mention that
3069 the variables are initialized as for "release".
3070 * df-core.c: Use it.
3071 * configure: Regenerate.
3072 * config.in: Regenerate.
3074 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3076 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3077 validate_replace_rtx instead of replace_rtx.
3078 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3080 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3082 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3083 (DWARF2_UNWIND_INFO): Override default if configured with
3085 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3086 (ENDFILE_SPEC): Add crtend.o.
3087 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3088 (ENDFILE_SPEC): Add crtend.o.
3089 (TARGET_USE_JCR_SECTION): Define.
3090 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3092 * config/i386/cygming-crtbegin.c: New file.
3093 * config/i386/cygming-crtend.c: New file.
3095 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3097 * config/i386/w32-unwind.h: New file.
3099 2007-06-13 Eric Christopher <echristo@apple.com>
3101 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3102 the user set a value below STACK_BOUNDARY.
3104 2007-06-13 Thiemo Seufer <ths@networkno.de>
3106 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3107 imply -lpthread for -pthread.
3109 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3111 * basic-block.h: Remove the prototype for
3112 free_basic_block_vars.
3113 * cfglayout.h: Remove the prototype for
3114 insn_locators_initialize.
3115 * tree.h: Remove the prototype for emit_line_note.
3117 * tree-ssa-pre.c (mergephitemp): Remove.
3118 (init_pre): Don't use mergephitemp.
3120 2007-06-13 Eric Christopher <echristo@apple.com>
3122 * config/i386/i386.c (override_options): If we've specified
3123 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3125 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3127 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3130 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3132 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3133 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3134 (eh_store_handler): New pattern.
3135 (eh_return): Emit it instead of a plain move.
3137 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3139 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3140 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3141 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3144 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3146 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3147 (find_next_insn_start, find_load): New functions.
3148 (bfin_reorg): Use them to deal with the fact that parallel insns are
3149 no longer represented as a SEQUENCE.
3151 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3153 * config/sparc/sparc.c (sparc_override_options): Initialize
3156 2007-06-13 Dave Korn <dave.korn@artimi.com>
3158 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3161 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3163 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3164 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3165 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3166 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3167 tree-vect-transform.c: Fix comment typos. Follow spelling
3170 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3172 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3173 to the exit block use set.
3174 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3175 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3176 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3178 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3180 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3181 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3182 to indicate an error.
3183 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3185 (dbg_cnt_process_opt): Print an error on a bad argument.
3186 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3187 * common.opt (-fdbg-cnt-list): New.
3188 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3190 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3192 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3193 flag on ref-all pointers.
3195 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3198 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3199 for the offset with the modifier as EXPAND_INITIALIZER
3200 if the modifier is EXPAND_INITIALIZER.
3201 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3202 a register if we had an overflow.
3204 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3206 * real.c (real_isfinite): New.
3207 (real_sqrt): Use it.
3208 * real.h (real_isfinite): New.
3209 * builtins.c: Use it.
3211 2007-06-12 Ian Lance Taylor <iant@google.com>
3212 Daniel Berlin <dberlin@dberlin.org>
3215 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3216 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3217 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3218 (DECL_NO_TBAA_P): Define.
3219 (struct tree_decl_common): Add no_tbaa_flag field.
3220 * tree-ssa-structalias.c (struct variable_info): Add
3221 no_tbaa_pruning field.
3222 (new_var_info): Initialize no_tbaa_pruning field.
3223 (unify_nodes): Copy no_tbaa_pruning field.
3224 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3225 (dump_solution_for_var): Print no_tbaa_pruning flag.
3226 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3228 (compute_tbaa_pruning): New static function.
3229 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3230 Call compute_tbaa_pruning.
3231 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3232 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3233 * gimple-low.c (lower_stmt): Likewise.
3234 * tree-gimple.c (is_gimple_stmt): Likewise.
3235 * tree-ssa-operands.c (get_expr_operands): Likewise.
3236 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3237 * tree-inline.c (estimate_num_insns_1): Likewise.
3238 (copy_result_decl_to_var): Likewise.
3239 * expr.c (expand_expr_real_1): Likewise.
3240 * tree-pretty-print.c (dump_generic_node): Likewise.
3241 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3242 * omp-low.c (omp_copy_decl_2): Likewise.
3243 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3244 * doc/c-tree.texi (Expression trees): Document
3245 CHANGE_DYNAMIC_TYPE_EXPR.
3247 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3249 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3250 with !HONOR_NANS and !HONOR_INFINITIES.
3251 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3253 2007-06-12 Tristan Gingold <gingold@adacore.com>
3255 * gcov.c: Comments updated.
3256 (source_info): Add file_time field.
3257 (source_index): New variable.
3258 (mutiple_files): New variable.
3259 (generate_results): New function extracted from process_file.
3260 (process_file): Save and restore chain of functions, generate
3261 results and free structures only if not merging results.
3262 (release_structures): File names are now freed in create_file_names
3263 (create_file_names): Free previous file names.
3264 (find_source): File date is now read here and modifications in
3265 source files is checked here.
3266 (read_graph_file): Only reverse order of functions for the current
3268 (make_gcov_file_name): Do not generate long names if input_name is
3270 (output_lines): If merging results do not display graph, data and
3272 Checking source file modification is done in find_source.
3274 * doc/gcov.texi: Append an s to sourcefile.
3276 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3278 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3279 (forced_nop): New pattern.
3280 * config/bfin/bfin.c: Include "df.h".
3281 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3282 (bfin_discover_loop): Use df_get_live_in instead of
3283 global_live_at_start.
3284 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3285 df_analyze when done.
3286 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3287 the insns. Use QImode for the final insn in a bundle. Call
3288 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3290 (reorder_var_tracking_notes): New function.
3291 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3292 update_life_info. Call df_analyze after scheduling and bundle
3293 generation. Call reorder_var_tracking_notes if generating these
3294 notes. Call df_finish_pass at the end.
3296 2007-06-12 Dirk Mueller <dmueller@suse.de>
3298 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3299 a comparison, not an assignment.
3301 2007-06-12 Olivier Hainque <hainque@adacore.com>
3303 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3304 Request walking the subtrees only, leaving the current is_lhs/val_only
3306 (convert_non_local_reference): Likewise.
3308 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3310 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3312 2007-06-12 Richard Guenther <rguenther@suse.de>
3314 PR tree-optimization/15353
3315 PR tree-optimization/31657
3316 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3317 * timevar.def: Add TV_TREE_IFCOMBINE.
3318 * tree-pass.h (pass_tree_ifcombine): Declare.
3319 * tree-ssa-ifcombine.c: New file.
3320 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3321 * tree-flow.h (blocks_in_phiopt_order): Declare.
3322 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3323 (tree-ssa-ifcombine.o): New dependencies.
3325 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3327 PR rtl-optimization/32293
3328 * combine.c (simplify_if_then_else): Truncate return from
3329 nonzero_bits() to correct mode.
3331 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3333 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3334 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3336 2007-06-11 Diego Novillo <dnovillo@google.com>
3338 * Makefile.in (reload1.o-warn): Remove.
3340 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3342 * combine.c (subst): Use reg_overlap_mentioned_p
3343 instead of comparing register numbers directly.
3345 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3347 * reload1.c (mark_home_live_1): Use the mode parameter.
3349 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3351 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3352 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3356 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3358 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3360 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3362 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3363 from integer registers.
3364 (FP mode splitters): Handle TFmode.
3366 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3368 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3369 for ref-all pointers that point-to anything.
3371 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3373 * config/arm/arm.c (arm_output_dwarf_dtprel,
3374 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3376 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3378 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3379 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3382 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3384 * gcc/tree.c (signed_or_unsigned_type_for): New.
3385 (unsigned_type_for): Use signed_or_unsigned_type_for.
3386 (signed_type_for): Use signed_or_unsigned_type_for.
3387 * gcc/tree.h (signed_or_unsigned_type_for): New.
3388 (get_signed_or_unsigned_type): Remove.
3389 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3390 lang_hooks.types.signed_type
3391 (size_diffop): Likewise.
3392 (all_ones_mask_p): Likewise.
3393 (build_range_check): Likewise.
3394 (fold_cond_expr_with_comparison): Likewise.
3395 (fold_cond_expr_with_comparison): Likewise.
3396 (unextend): Likewise.
3397 (extract_muldiv_1): Likewise.
3398 (fold_single_bit_test_into_sign_test): Likewise.
3399 (fold_binary): Likewise.
3400 (fold_ternary): Likewise.
3401 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3402 instead of get_signed_or_unsigned_type.
3403 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3404 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3405 * gcc/expr.c (signed_or_unsigned_type_for): Use
3406 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3407 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3408 (lhd_signed_or_unsigned_type): Remove.
3409 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3410 signed_or_unsigned_type.
3411 (lhd_signed_or_unsigned_type): Remove.
3412 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3413 lang_hooks.types.signed_type.
3414 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3415 c_common_signed_type instead of lang_hooks.types.signed_type.
3416 (c_common_unsigned_type): New.
3417 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3418 (shorten_compare): Use c_common_unsigned_type instead of
3419 c_common_signed_or_unsigned_type.
3420 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3422 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3423 lang_hooks.types.signed_type.
3424 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3425 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3426 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3427 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3428 instead of unsigned_type_for.
3429 * gcc/c-decl.c (groakdeclarator): Likewise.
3430 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3431 * gcc/c-common.h (c_common_unsigned_type): New.
3433 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3436 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3437 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3439 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3442 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3443 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3445 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3446 Sebastian Pop <sebpop@gmail.com>
3448 * lambda-code.c (remove_iv): New.
3449 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3451 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3453 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3454 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3455 * tree-ssa-loop-prefetch.c: Include optabs.h.
3456 (FENCE_FOLLOWING_MOVNT): New macro.
3457 (struct mem_ref): Add independent_p and storent_p fields.
3458 (record_ref): Initalize the new fields.
3459 (gather_memory_references_ref): Return true if the reference
3461 (gather_memory_references): Check whether all memory accesses
3462 in loop were recorded.
3463 (should_issue_prefetch_p): Return false for nontemporal stores.
3464 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3465 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3466 (determine_loop_nest_reuse): Detect independent memory references.
3467 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3468 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3469 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3470 * config/i386/i386.h (x86_mfence): Declare.
3471 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3472 * config/i386/i386.c (x86_mfence): New variable.
3473 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3475 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3476 * optabs.c (init_optabs): Initialize storent_optab.
3477 * optabs.h (enum optab_index): Add OTI_storent.
3478 (storent_optab): Declare.
3479 * genopinit.c (optabs): Add initialization for storent_optab.
3480 * tree.h (MOVE_NONTEMPORAL): New macro.
3481 * expr.c (expand_assignment, store_expr, store_constructor_field,
3482 store_constructor, store_field, expand_expr_real_1): Propagate
3483 nontemporality of the expanded store.
3484 (emit_storent_insn): New function.
3485 * expr.h (expand_assignment, store_expr): Declaration changed.
3486 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3487 to expand_assignment.
3488 * stmt.c (expand_asm_expr): Ditto.
3489 * calls.c (initialize_argument_information): Pass false as
3490 nontemporality to store_expr.
3491 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3494 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3496 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3498 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3500 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3502 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3503 and allow DECL_P here.
3505 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3507 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3508 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3509 track of the size of the expression.
3510 * cfghooks.c (merge_blocks): Remove block from loops structure only
3511 after call of the merge_blocks hook.
3513 2007-06-09 Tom Tromey <tromey@redhat.com>
3515 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3516 (deprecated_state): Removed.
3517 (start_decl): Update.
3518 (enum deprecated_states): Moved earlier.
3519 (groktypename): Update.
3520 (push_parm_decl): Likewise.
3521 (grokfield): Likewise.
3522 (start_function): Likewise.
3524 2007-06-09 Ian Lance Taylor <iant@google.com>
3526 PR tree-optimization/32169
3527 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3528 CONVERT_EXPR, check whether min and max both converted to an
3529 overflow infinity representation.
3531 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3533 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3534 not inserted on the edge.
3536 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3538 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3539 instructions if they are supported.
3540 (__divsi3, __umodsi3, __modsi3): Likewise.
3541 (__ashldi3, __ashrdi3, __lshrdi3): New.
3542 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3544 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3545 Tony Linthicum <tony.linthicum@amd.com>
3547 * doc/invoke.texi: Add fvect-cost-model flag.
3548 * common.opt (fvect-cost-model): New flag.
3549 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3550 cost fields in stmt_vec_info struct for STMT.
3551 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3552 fields in stmt_vec_info struct and access functions for the same.
3553 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3554 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3555 load, store and vector to scalar operation.
3556 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3557 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3558 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3559 (TARG_VEC_STORE_COST): Define cost of vector store.
3560 (vect_estimate_min_profitable_iters): Define new function.
3561 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3562 check to evaluate if loop iterations are less than minimum profitable
3563 iterations determined by cost model or minimum vect loop bound defined
3564 by user, whichever is more conservative.
3565 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3566 run-time check to evaluate if loop iterations are less than minimum
3567 profitable iterations determined by cost model or minimum vect loop
3568 bound defined by user, whichever is more conservative.
3569 (vect_estimate_min_profitable_iterations): New function to estimate
3570 mimimimum iterartions required for vector version of loop to be
3571 profitable over scalar version.
3572 (vect_model_reduction_cost): New function.
3573 (vect_model_induction_cost): New function.
3574 (vect_model_simple_cost): New function.
3575 (vect_cost_strided_group_size): New function.
3576 (vect_model_store_cost): New function.
3577 (vect_model_load_cost): New function.
3578 (vectorizable_reduction): Call vect_model_reduction_cost during
3580 (vectorizable_induction): Call vect_model_induction_cost during
3582 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3583 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3584 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3585 vectorizable_promotion, vectorizable_demotion): Call
3586 vect_model_simple_cost during analysis phase.
3588 2007-06-08 Simon Baldwin <simonb@google.com>
3590 * reg-stack.c (get_true_reg): Readability change. Moved default case
3591 label into direct switch statement scope.
3593 2007-06-08 Simon Baldwin <simonb@google.com>
3595 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3596 in gcc_assert() with '==' comparison.
3598 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3600 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3601 TARGET_ABM handling of x86_popcnt variable.
3603 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3605 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3606 __builtin_copysignq and __builtin_infq built-in functions.
3608 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3610 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3611 SSE4.2 section. Correct built-in function names in SSE4A section.
3613 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3615 PR tree-optimization/32243
3616 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3617 for ncopies after ratio check between nunits_out and nunits_in.
3618 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3620 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3622 PR tree-optimization/32224
3623 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3624 vectorization upon a non GIMPLE_MODIFY_STMT.
3626 2007-06-08 Christian Bruel <christian.bruel@st.com>
3629 * config/sh/sh.md (doloop_end): New pattern and splitter.
3630 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3632 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3635 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3637 (verify_dominators): Do not change dominance tree.
3639 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3641 * config/sh/constraints.md: New file.
3642 * config/sh/sh.c: Include tm-constrs.h.
3643 (reg_class_from_letter): Remove.
3644 (prepare_cbranch_operands): Use satisfies_constraint_*
3645 function instead of macro.
3646 (andcosts, broken_move, sh_secondary_reload): Likewise.
3647 * config/sh/predicates.md (trapping_target_operand): Likewise.
3648 (and_operand, arith_operand, arith_reg_or_0_operand,
3649 cmp_operand, logical_operand, target_operand,
3650 ua_address_operand, ua_offset, xor_operand): Likewise.
3651 * config/sh/sh.md: Include constraints.md.
3652 (*movsicc_t_false): Use satisfies_constraint_* function
3654 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3655 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3656 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3657 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3658 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3659 (REG_CLASS_FROM_CONSTRAINT): Remove.
3660 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3661 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3662 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3663 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3664 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3665 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3666 function instead of macro.
3667 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3668 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3669 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3670 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3671 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3672 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3673 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3674 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3675 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3676 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3677 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3678 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3679 EXTRA_CONSTRAINT_STR): Likewise.
3680 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3682 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3684 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3686 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3689 * c-common.h (flag_cpp0x): Replaced by...
3690 (cxx_dialect): ... this new variable specifying the C++ dialect that
3692 * c-common.c (flag_cpp0x): Removed.
3693 (cxx_dialect): Defined.
3694 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3696 * c-opts.c (c_common_post_options): Likewise.
3697 (set_std_cxx98): Set cxx_dialect to cxx98.
3698 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3700 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3701 Hui-May Chang <hm.chang@apple.com>
3703 * doc/invoke.texi (Darwin Options): Update documentation for
3704 -mmacosx-version-min.
3705 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3706 * config/darwin-driver.c: New file.
3707 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3708 * config/t-darwin (darwin-driver.o): New rule.
3710 * config/darwin-c.c (version_as_macro): Ignore low digit.
3712 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3714 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3715 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3716 (CSGNMODE): New mode macro.
3717 (CSGNVMODE): New mode attribute.
3718 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3719 expander using CSGNMODE mode macro. Handle TFmode.
3720 (copysign<mode>3_const): Rename from copysignsf3_const and
3721 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3723 (copysign<mode>3_var): Rename from copysignsf3_var and
3724 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3726 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3727 mode macro. Handle TFmode.
3728 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3729 (iortf3, *iortf3): Ditto.
3730 (xortf3, *xortf3): Ditto.
3731 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3732 TFmode and TImode masks.
3733 (ix86_expand_copysign): Expand TFmode copysign insn.
3734 (IX86_BUILTIN_INFQ): New.
3735 (IX86_BUILTIN_FABSQ): Ditto.
3736 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3737 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3738 [__builtin_fabsq]: Ditto.
3739 [__builtin_copysignq]: Ditto.
3740 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3741 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3742 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3743 ix86_expand_binop_builtin().
3745 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3747 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3749 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3752 * rtl.h (push_to_sequence2): New.
3753 * emit-rtl.c (push_to_sequence2): New.
3754 * function.c (assign_parm_data_all): Add new fields.
3755 (assign_parm_setup_block): Call push_to_sequence2 instead of
3757 (assign_parm_setup_reg): Ditto.
3758 (assign_parm_setup_stack): Ditto.
3759 (assign_parms_unsplit_complex): Ditto.
3760 (assign_parms): Change field name.
3762 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3764 PR tree-optimization/32220
3765 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3766 phi node is reached before defining statement.
3768 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3771 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3772 after changing the right hand side of the assignment.
3774 2007-06-06 Eric Christopher <echristo@apple.com>
3776 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3777 (x86_64-*-darwin*): Ditto.
3778 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3779 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3781 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3783 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3785 (add_key): Likewise.
3786 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3787 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3789 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3791 (add_cost_one_coalesce): Likewise.
3792 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3793 variable names. Rename orig to orig_name for consistency.
3794 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3796 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3798 (record_equivalences_from_stmt): Likewise.
3799 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3800 the coding conventions.
3801 (memory_ssa_name_same): Likewise.
3802 (dse_optimize_stmt): Likewise.
3803 (dse_record_phis): Likewise.
3804 (dse_finalize_block): Likewise.
3805 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3806 keywords as variable names.
3807 (may_move_till): Cast according to the coding conventions.
3808 (force_move_till_expr): Avoid using C++ keywords as variable names.
3809 (force_move_till): Cast according to the coding conventions.
3810 (memref_hash): Likewise.
3811 (memref_eq): Likewise.
3812 (gather_mem_refs_stmt): Likewise.
3813 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3814 using C++ keywords as variable names.
3815 (idx_find_step): Cast according to the coding conventions.
3816 (idx_record_use): Likewise.
3817 (find_depends): Likewise.
3818 (prepare_decl_rtl): Likewise.
3819 (mbc_entry_hash): Likewise.
3820 (mbc_entry_eq): Likewise.
3821 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3822 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3823 (idx_infer_loop_bounds): Cast according to the coding conventions.
3824 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3825 * tree-ssa-math-opts.c (occ_new ): Likwise.
3826 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3828 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3830 (add_use_op): Likewise.
3831 (add_vop): Likewise.
3832 (add_vuse_op): Likewise.
3833 (add_vdef_op): Likewise.
3834 (get_expr_operands): Likewise.
3835 (push_stmt_changes): Use type safe memory macros.
3836 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3837 keywords as variable names.
3838 (conditional_replacement): Likewise.
3839 (minmax_replacement): Likewise.
3840 (abs_replacement): Likewise.
3841 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3843 (insert_fake_stores): Avoid using C++ keywords as variable names.
3844 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3846 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3847 (heapvar_insert): Use type safe memory macros.
3848 (new_var_info): Cast according to the coding conventions.
3849 (new_constraint): Likewise.
3850 (remove_preds_and_fake_succs): Use type safe memory macros.
3851 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3853 (thread_single_edge): Likewise.
3854 (thread_through_loop_header): Likewise.
3856 2007-06-06 Eric Christopher <echristo@apple.com>
3858 * config/i386/i386.c (override_options): Move handling
3859 of TARGET_SUBTARGET* earlier.
3861 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3863 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3866 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3868 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3869 emited outside of basic block.
3870 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3872 * rtl.h (delete_insn_chain): Declaration changed.
3873 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3875 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3876 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3877 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3878 to delete_insn_chain.
3879 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3880 do not have bb field set.
3881 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3883 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3884 * cfgcleanup.c (try_optimize_cfg): Ditto.
3886 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3888 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3889 (lambda_body_vector_new): Use type safe memory macros.
3890 (lambda_linear_expression_new): Likewise.
3891 (lambda_loopnest_new): Likewise.
3892 (lambda_lattice_new): Likewise.
3893 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3894 conventions. Use type safe memory macros.
3895 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3896 (lambda_body_vector_s): Likewise.
3897 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3898 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3900 2007-06-06 Richard Guenther <rguenther@suse.de>
3902 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3903 if we need to schedule cfg_cleanup.
3904 (tree_ssa_forward_propagate_single_use_vars): Do so.
3906 2007-06-06 Ian Lance Taylor <iant@google.com>
3908 * fold-const.c (merge_ranges): If range_successor or
3909 range_predecessor fail, just return 0.
3911 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3913 PR tree-optimization/32216
3914 * tree-vectorizer.c (supportable_widening_operation): Determine
3915 signedness of FIX_TRUNC_EXPR from output operand.
3916 (supportable_narrowing_operation): Ditto.
3917 * tree-vect-generic.c (expand_vector_operations_1): Determine
3918 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3921 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3923 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3924 (struct pta): ...from here. Change flags to unsigned to avoid
3925 excessive casting (as it is used as a bit mask).
3926 (override_options): Add casts according to the coding convenventions.
3927 (x86_64_elf_unique_section): Likewise.
3928 (examine_argument): Avoid using C++ keywords as variable names.
3929 (construct_container): Likewise.
3930 (legitimize_pic_address): Likewise.
3931 (get_dllimport_decl): Cast according to the coding conventions. Use
3932 type safe memory macros.
3933 (legitimize_address): Cast according to the coding conventions.
3934 (emit_i387_cw_initialization): Corrected the type of slot to enum
3936 (ix86_init_machine_status): Use type safe memory macros.
3937 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3938 (bdesc_pcmpistr): Likewise.
3939 (bdesc_crc32): Likewise.
3940 (bdesc_sse_3arg): Likewise.
3941 (bdesc_2arg): Likewise.
3942 (bdesc_1arg): Likewise.
3943 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3944 (ix86_expand_sse_pcmpistr): Likewise.
3945 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3946 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3947 int to match the langhook definition.
3948 (ix86_builtin_conversion): Change the type of code to unsigned init to
3949 match the langhook definition.
3950 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3952 (ix86_preferred_output_reload_class): Likewise.
3953 (ix86_cannot_change_mode_class): Likewise.
3954 (ix86_memory_move_cost): Likewise.
3955 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3956 avoid excessive casting later on.
3957 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3959 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3961 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3962 as flags setting insn.
3963 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3965 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3967 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3968 (UNSPEC_ROUND): New.
3969 ("sse4_1_round<mode>2"): New insn pattern.
3970 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3972 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3973 expander using SSEMODEF mode macro. Expand using
3974 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3975 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3976 expander using SSEMODEF mode macro. Expand using
3977 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3978 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3979 expander using SSEMODEF mode macro. Expand using
3980 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3981 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3982 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3983 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3986 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3987 Sebastian Pop <sebpop@gmail.com>
3989 * lambda.h (build_linear_expr): New.
3990 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3991 Use build_linear_expr, call fold and force_gimple_operand.
3992 (lambda_loopnest_to_gcc_loopnest): Check that there is
3993 something to insert.
3994 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3996 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3998 PR preprocessor/23479
3999 * doc/extend.texi: Document the 0b-prefixed binary integer
4002 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4004 PR tree-optimization/32215
4005 * tree-vectorizer.c (supportable_widening_operation): Return false
4006 for unsupported FIX_TRUNC_EXPR tree code.
4007 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4009 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4011 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4012 register on SPE targets. Change documentation to reflect
4014 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4015 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4016 out of the register allocation pool.
4017 (rs6000_reg_live_or_pic_offset_p): New function.
4018 (rs6000_emit_prologue): Move the actual saving of LR up to free
4019 r0 for holding r11. Split saving of SPE 64-bit registers into
4020 its own case. Ensure that offsets will always be in-range for
4021 'evstdd' by using r11 as a scratch register to point at the start
4022 of the SPE save area. Save r11 if necessary, as it is the static
4024 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4025 into its own case. Ensure that offsets will always be in-range
4026 for 'evldd' by using r11 as a scratch register to point at the
4027 start of the SPE save area. Also adjust r11 when restoring
4028 the stack pointer to compensate for pre-loading r11.
4030 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4032 * cfg.c (init_flow): Use type safe memory macros.
4033 (alloc_block): Likewise.
4034 (unchecked_make_edge): Likewise.
4035 (dump_flow_info): Avoid using C++ keywords as variable names.
4036 (copy_original_table_clear): Cast according to the coding conventions.
4037 (copy_original_table_set): Likewise.
4038 * cfgexpand (label_rtx_for_bb): Likewise.
4039 (expand_gimple_basic_block): Likewise.
4040 * cfghooks.c (dump_bb): Likewise.
4041 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4043 (lv_add_condition_to_bb): Likewise.
4044 * cfglayout (relink_block_chain): Cast according to the coding
4046 (fixup_reorder_chain): Likewise.
4047 (fixup_fallthru_exit_predecessor): Likewise.
4048 * cfgloop.c (glb_enum_p): Likewise.
4049 (get_exit_description): Likewise.
4050 (dump_recorded_exit): Likewise.
4051 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4052 (struct loop): ... from here.
4053 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4055 * cfgrtl.c (rtl_create_basic_block): Likewise.
4056 (rtl_split_block): Likewise.
4057 (rtl_dump_bb): Likewise.
4058 (cfg_layout_split_block): Likewise.
4059 (init_rtl_bb_info): Use typesafe memory macros.
4061 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4062 * graphds.h: Updated all usages of edge to graph_edge.
4063 * graphds.c: Likewise.
4064 * cfgloopanal.c: Likewise.
4066 2007-06-05 Ian Lance Taylor <iant@google.com>
4068 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4069 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4070 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4072 (test_for_singularity): Likewise.
4074 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4076 * config/i386/constraints.md ("Y2"): Replaced by ...
4078 * config/i386/i386.md: Likewise.
4079 * config/i386/mmx.md: Likewise.
4080 * config/i386/sse.md: Likewise.
4082 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/constraints.md ("z"): Replaced by ...
4086 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4087 (sse4_1_blendvps): Likewise.
4088 (sse4_1_pblendvb): Likewise.
4089 (sse4_2_pcmpestr): Likewise.
4090 (sse4_2_pcmpestrm): Likewise.
4091 (sse4_2_pcmpestr_cconly): Likewise.
4092 (sse4_2_pcmpistr): Likewise.
4093 (sse4_2_pcmpistrm): Likewise.
4094 (sse4_2_pcmpistr_cconly): Likewise.
4096 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4098 * matrix-reorg.c (transform_access_sites): Fix computation.
4099 (transform_allocation_sites): Same.
4101 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4103 * config/i386/i386.c (override_options): Use
4104 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4106 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4108 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4109 (nonimm_not_xmm0_operand): Ditto.
4110 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4111 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4112 as operand[2] predicate. Require "z" class XMM register for
4113 operand[3]. Adjust asm template.
4114 ("sse4_1_blendvpd"): Ditto.
4115 ("sse4_1_pblendvb"): Ditto.
4116 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4117 force op2 into xmm0 register for variable blend instructions.
4119 2007-06-04 Tom Tromey <tromey@redhat.com>
4121 * c-tree.h (start_enum): Update.
4122 (build_enumerator): Likewise.
4123 * c-decl.c (enum_next_value): Removed.
4124 (enum_overflow): Likewise.
4125 (start_enum): Add c_enum_contents argument. Don't use globals.
4126 (build_enumerator): Likewise.
4127 * c-tree.h (struct c_enum_contents): New struct.
4129 2007-06-04 Tom Tromey <tromey@redhat.com>
4131 * c-common.c (c_common_get_alias_set): Fix indentation.
4133 2007-06-04 Ian Lance Taylor <iant@google.com>
4135 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4136 to overflow, reduce overflow infinity to regular infinity.
4137 (vrp_var_may_overflow): New static function.
4138 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4140 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4142 * stor-layout.c (layout_type): Remove duplicate code.
4144 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4147 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4148 before build_common_builtin_nodes ().
4150 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4153 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4155 2007-06-04 Jan Hubicka <jh@suse.cz>
4157 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4158 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4159 instead of _stat version.
4161 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4163 PR tree-optimization/32194
4164 * tree-predcom.c (determine_offset): Check that both references have
4167 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4169 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4170 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4171 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4172 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4173 Add argument to iterate_fix_dominators call.
4174 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4175 * gcse.c (hoist_code): Change domby to vector.
4176 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4177 Add argument to iterate_fix_dominators call.
4178 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4179 recompute_dominator.
4180 * lambda-code.c (perfect_nestify): Ditto.
4181 * cfgloopanal.c: Include graphds.h.
4182 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4183 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4184 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4186 * graphds.c: New file.
4187 * graphds.h: New file.
4188 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4189 (get_dominated_by, get_dominated_by_region): Change return type to
4191 (verify_dominators): Recompute all dominators and compare the results.
4192 (recount_dominator): Renamed to ...
4193 (recompute_dominator): ... this. Do not check that the block is
4195 (iterate_fix_dominators): Reimplemented.
4196 (prune_bbs_to_update_dominators, root_of_dom_tree,
4197 determine_dominators_for_sons): New functions.
4198 * et-forest.c (et_root): New function.
4199 * et-forest.h (et_root): Declare.
4200 * Makefile.in (graphds.o): Add.
4201 (cfgloopanal.o): Add graphds.h dependency.
4202 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4203 * basic-block.h (get_dominated_by, get_dominated_by_region,
4204 iterate_fix_dominators): Declaration changed.
4205 (recount_dominator): Renamed to ...
4206 (recompute_dominator): ... this.
4207 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4208 (thread_through_all_blocks): Do not free dominance info.
4210 2007-06-03 Andreas Schwab <schwab@suse.de>
4212 * config/m68k/m68k.c (override_options): Don't override
4214 * config/m68k/m68k-modes.def (SF, DF): Define to use
4215 motorola_single_format and motorola_double_format, resp.
4216 * real.c (motorola_single_format): Renamed from
4217 coldfire_single_format.
4218 (motorola_double_format): Renamed from coldfire_double_format.
4219 (encode_ieee_extended): Generate a proper canonical NaN image
4220 respecting canonical_nan_lsbs_set.
4221 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4223 * real.h: Adjust declarations.
4225 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4228 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4229 the symbol is generated with the stack protector.
4231 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4233 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4234 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4236 * doc/extend.texi (interrupt): Mention m68k.
4238 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4240 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4241 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4242 (ix86_expand_sse_pcmpestr): Do not check operands for
4243 "register_operand", when insn operand predicate is "register_operand".
4244 (ix86_expand_sse_pcmpistr): Ditto.
4246 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4247 Uros Bizjak <ubizjak@gmail.com>
4249 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4250 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4251 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4252 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4253 * config/i386/constraints.md ("z"): New register constraint
4254 for members of SSE_FIRST_REG class.
4255 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4256 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4257 SSE_FIRST_REG class.
4258 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4259 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4260 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4261 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4262 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4263 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4264 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4265 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4266 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4267 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4268 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4269 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4270 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4271 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4272 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4273 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4274 (struct builtin_description): Change "flag" field to unsigned.
4275 (bdesc_pcmpestr): New builtin description table.
4276 (bdesc_pcmpistr): Likewise.
4277 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4278 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4279 Initialize pcmp[ei]str[im] insns for SSE4.2.
4280 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4281 (ix86_expand_sse_pcmpistr): Likewise.
4282 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4283 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4284 (UNSPEC_PCMPISTR): Likewise.
4285 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4286 (sse4_2_pcmpestri):New isns pattern.
4287 (sse4_2_pcmpestrm): Likewise.
4288 (sse4_2_pcmpestr_cconly): Likewise.
4289 (sse4_2_pcmpistr): New insn patern and splitter.
4290 (sse4_2_pcmpistri):New isns pattern.
4291 (sse4_2_pcmpistrm): Likewise.
4292 (sse4_2_pcmpistr_cconly): Likewise.
4293 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4296 2007-06-01 David Daney <ddaney@avtrex.com>
4298 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4299 LOADGP_ABSOLUTE and not binds_local_p.
4301 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4303 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4305 2007-06-01 Ian Lance Taylor <iant@google.com>
4307 * tree-vrp.c (compare_name_with_value): Always set
4308 used_strict_overflow if we get a result from the variable itself.
4310 2007-06-01 Ian Lance Taylor <iant@google.com>
4312 PR rtl-optimization/31455
4313 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4314 subregs which have a cast between modes which are not tieable.
4316 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4318 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4319 breaks after return statements.
4321 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4323 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4324 only after no_new_pseudos.
4326 2007-05-31 Eric Christopher <echristo@apple.com>
4328 * expr.c (convert_move): Assert that we don't have a BLKmode
4330 (store_expr): Handle BLKmode moves by calling emit_block_move.
4332 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4334 * c-typeck.c (build_indirect_ref): Include type in error message.
4335 (build_binary_op): Pass types to binary_op_error.
4336 * c-common.c (binary_op_error): Take two type arguments, print out
4338 * c-common.h (binary_op_error): Update prototype.
4340 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4342 * config/i386/i386.c: Correct coments on -mno-sse4.
4344 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4346 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4347 (x86_64-*-*): Likewise.
4348 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4349 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4350 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4351 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4352 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4353 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4354 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4355 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4356 (OPTION_MASK_ISA_SSE4): Likewise.
4357 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4358 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4359 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4360 (override_options): Support SSE4.2.
4361 (ix86_build_const_vector): Support SImode and DImode.
4362 (ix86_build_signbit_mask): Likewise.
4363 (ix86_expand_int_vcond): Support V2DImode.
4364 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4365 (IX86_BUILTIN_CRC32HI): Likewise.
4366 (IX86_BUILTIN_CRC32SI): Likewise.
4367 (IX86_BUILTIN_CRC32DI): Likewise.
4368 (IX86_BUILTIN_PCMPGTQ): Likewise.
4369 (bdesc_crc32): Likewise.
4370 (bdesc_sse_3arg): Likewise.
4371 (ix86_expand_crc32): Likewise.
4372 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4373 (ix86_expand_builtin): Likewise.
4374 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4375 __SSE4_2__ for -msse4.2.
4376 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4377 (CRC32MODE): Likewise.
4378 (crc32modesuffix): Likewise.
4379 (crc32modeconstraint): Likewise.
4380 (sse4_2_crc32<mode>): Likewise.
4381 (sse4_2_crc32di): Likewise.
4382 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4384 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4385 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4386 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4387 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4388 (vcondu<mode>): Likewise.
4389 * doc/extend.texi: Document SSE4.2 built-in functions.
4390 * doc/invoke.texi: Document -msse4.2/-msse4.
4392 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4394 PR tree-optimization/32160
4395 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4396 variable as gimple reg.
4397 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4399 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4401 * gcc.c (main): Don't consider linker options when issuing the
4402 warning about a linker input file not being used.
4404 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4406 * tree-vrp.c (compare_names): Initialize sop.
4408 2007-05-30 Dirk Mueller <dmueller@suse.de>
4410 * cgraphunit.c (cgraph_analyze_function): Remove
4411 computation of inline parameters.
4413 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4417 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4419 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4420 Add vx-common.h. Include vxworks.h between vx-common.h and
4422 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4424 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4425 (TARGET_ASM_DESTRUCTOR): Likewise.
4426 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4427 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4428 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4429 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4430 (VXWORKS_ENDIAN_SPEC): Define.
4431 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4432 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4433 VXWORKS_* equivalents.
4434 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4435 (ASM_FILE_START): Delete.
4436 (TARGET_VERSION): Reformat.
4437 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4438 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4439 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4440 (FPBIT, DPBIT): Define.
4441 (fp-bit.c, dp-bit.c): New rules.
4442 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4443 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4444 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4445 * config/arm/arm.h: Include vxworks-dummy.h.
4446 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4447 Mark with ATTRIBUTE_UNUSED.
4448 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4449 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4450 make it incompatible with -msingle-pic-base.
4451 (arm_function_ok_for_sibcall): Return false for calls that might
4452 go through a VxWorks PIC PLT entry.
4453 (require_pic_register): New function, split out from...
4454 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4456 (arm_load_pic_register): Handle the VxWorks RTP initialization
4457 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4458 (arm_emit_call_insn): New function.
4459 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4460 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4461 (pic_offset_arm): New pattern.
4462 (call, call_value): Use arm_emit_call_insn.
4463 (call_internal, call_value_internal): New expanders.
4464 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4465 VxWorks unless __PIC__.
4467 2007-05-30 Eric Christopher <echristo@gmail.com>
4469 * genrecog.c: Include regs.h in generated file.
4470 * genemit.c: Ditto. Fix up formatting.
4471 * config/mn10300/constraints.md: New.
4472 * config/mn10300/mn10300.md: Include.
4473 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4474 Fix up for removed macro.
4475 * config/mn10300/predicates.md (call_address_operand): Ditto.
4476 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4477 (CONST_OK_FOR_I): Ditto.
4478 (CONST_OK_FOR_J): Ditto.
4479 (CONST_OK_FOR_K): Ditto.
4480 (CONST_OK_FOR_L): Ditto.
4481 (CONST_OK_FOR_M): Ditto.
4482 (CONST_OK_FOR_N): Ditto.
4483 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4487 (EXTRA_CONSTRAINT): Ditto.
4489 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4491 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4493 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4494 OPTION_MASK_ISA_64BIT.
4495 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4497 2007-05-30 Richard Guenther <rguenther@suse.de>
4500 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4501 types for comparison.
4502 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4503 with original typed arguments.
4504 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4506 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4508 PR tree-optimization/31769
4509 * except.c (duplicate_eh_regions): Clear prev_try if
4510 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4512 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4514 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4515 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4516 bsi of the location where statements should be inserted.
4517 (sink_code_in_bb): Take bsi from statement_sink_location.
4518 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4519 instead of bsi_start.
4520 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4522 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4523 (bsi_move_before): Document inconsistency with bsi_move_after.
4524 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4526 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/i386.h (TARGET_ABM): New define.
4529 (TARGET_POPCNT): Ditto.
4530 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4531 New temporary defines to redefine from OPTION_ISA_* defines.
4532 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4533 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4534 (ix86_isa_flags): New extern int declaration.
4535 (TARGET_SUBTARGET_DEFAULT): New define.
4536 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4537 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4538 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4539 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4540 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4541 * config/i386/darwin.h: Change TARGET_64BIT define to
4544 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4545 using existing "ix86_isa_flags" varible.
4546 (m32, m64): Use existing "ix86_isa_flags" variable.
4547 (mmmx, m3dnow): Ditto.
4548 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4549 (mabm): Define as non-negative option using "x86_abm" variable.
4550 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4552 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4553 Rewrite feature test bitmap.
4554 (ix86_isa_flags): New initialized global int varible.
4555 (ix86_isa_flags_explicit): New static int variable.
4556 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4557 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4558 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4559 target_flags_explicit.
4560 (override_options): Remove "target_enable" and "target_disable" fields
4561 from "struct ptt". Update processor_target_table accordingly. Remove
4562 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4563 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4564 "target_flags" and "ix86_isa_flags_explicit" instead of
4565 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4566 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4567 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4568 to true when either of PTA_POPCNT or PTA_ABM is set in
4569 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4570 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4571 processor_alias_table flags entry. Remove handling of
4572 "target_enable" and "target_disable" fields of processor_target_table.
4573 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4574 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4575 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4576 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4577 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4579 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4581 2007-05-29 David Daney <ddaney@avtrex.com>
4584 * config/mips/mips.c (mips_output_mi_thunk): Emit
4585 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4587 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4588 * config/i386/i386.c (ix86_function_regparm): Added checking of
4589 ix86_force_align_arg_pointer to determine the number of
4590 register parameters.
4592 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4594 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4595 (SET_DR_MISALIGNMENT): New.
4596 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4597 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4598 Use SET_DR_MISALIGNMENT.
4599 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4601 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4602 find_loop_nest): Export.
4603 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4604 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4605 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4606 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4608 (struct mem_ref): Add field reuse_distance.
4609 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4610 Initialize reuse_distance field.
4611 (issue_prefetch_ref): Select temporality of prefetch according to
4613 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4614 self_reuse_distance, determine_loop_nest_reuse): New functions.
4615 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4616 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4617 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4620 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4622 * tree-ssa-alias.c: Add aliasing overview.
4624 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4625 Danny Smith <dannysmith@users.sourceforge.net>
4628 * config/i386/t-crtfm: Compile crtfastmath.o with
4629 -minline-all-stringops.
4630 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4631 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4633 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4635 * doc/md.texi: Document constraints on HP PA-RISC.
4637 * pa/constraints.md: New file.
4638 * pa.md: Include constraints.md.
4639 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4640 (integer_store_memory_operand, ldil_cint_p): New functions.
4641 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4642 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4643 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4644 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4645 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4647 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4650 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4651 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4652 case POSTDECREMENT_EXPR>): Return the error_mark_node
4653 if either the real or imaginary parts would an
4656 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4658 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4659 name when we remove it from a call.
4661 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4663 * targhooks.c (default_narrow_bitfield): Remove.
4664 * targhooks.h: Remove the prototype for
4665 default_narrow_bitfield.
4667 * langhooks-def.h: Remove the prototype for
4668 hook_get_alias_set_0.
4669 * langhooks.c (hook_get_alias_set_0): Remove.
4671 * global.c (EXECUTE_IF_CONFLICT): Remove.
4673 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4676 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4677 return true when truth_value_p is true and the type
4680 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4682 * doc/install.texi (Prerequisites): We no longer require Autoconf
4683 2.13 for the top-level.
4685 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4687 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4688 memory access via x86_expand_vector_move_misalign() only for
4689 TImode values on 32-bit targets.
4691 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4693 * matrix-reorg.c: New file. Implement matrix flattening and
4694 transposing optimization.
4695 * tree-pass.h: Add matrix reorg pass.
4696 * common.opt: Add fipa-mreorg flag.
4697 * Makefile.in: Add matrix-reorg.c.
4698 * passes.c: Add matrix reorg pass.
4699 * varpool.c (add_new_static_var): New function.
4700 * cgraph.h (add_new_static_var): Declare.
4702 2007-05-27 Eric Christopher <echristo@apple.com>
4704 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4705 sp_offset depending on stack size. Save r12 depending
4706 on registers we're saving later.
4707 (rs6000_emit_epilogue): Update sp_offset depending only
4710 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4712 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4713 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4714 * ifcvt.c (if_convert): Ditto.
4715 * tree-ssa-threadupdate.c (thread_block): Ditto.
4716 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4717 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4718 verify_loop_closed_ssa): Check number_of_loops instead of
4720 * predict.c (tree_estimate_probability): Ditto.
4721 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4722 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4723 * modulo-sched.c (sms_schedule): Ditto.
4724 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4725 (scev_finalize): Do not do anything if scev analysis was not
4727 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4728 current_loops == NULL.
4729 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4730 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4732 (loop_optimizer_finalize): Assert that loops were analyzed.
4733 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4734 rtl_doloop): Check number_of_loops instead of current_loops.
4735 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4736 current_loops == NULL.
4737 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4738 gate_tree_vectorize tree_linear_transform, check_data_deps,
4739 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4740 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4741 Check number_of_loops instead of current_loops.
4742 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4743 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4744 free loops if available.
4745 (execute_pre): Do not pass do_fre to fini_pre.
4747 2007-05-27 Tobias Burnus <burnus@net-b.de>
4750 * real.c (mpfr_from_real): Fix sign of -Inf.
4752 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4754 * tree-vect-transform.c (vectorizable_conversion): Initialize
4755 tree_code variables to ERROR_MARK.
4756 (vectorizable_type_demotion): Likewise.
4757 (vectorizable_type_promotion): Likewise.
4759 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4762 * config/i386/i386.md (movti): Handle push operands via
4765 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4767 * basic-block.h: Remove the prototype for merge_seq_blocks.
4768 * cfgcleanup.c (merge_seq_blocks): Remove.
4770 * tree-flow.h: Remove the prototype for is_aliased_with.
4771 * tree-ssa-alias.c (is_aliased_with): Remove.
4773 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4775 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4777 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4779 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4780 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4781 (vec_unpacks_hi_v16qi): Likewise.
4782 (vec_unpacku_lo_v16qi): Likewise.
4783 (vec_unpacks_lo_v16qi): Likewise.
4784 (vec_unpacku_hi_v8hi): Likewise.
4785 (vec_unpacks_hi_v8hi): Likewise.
4786 (vec_unpacku_lo_v8hi): Likewise.
4787 (vec_unpacks_lo_v8hi): Likewise.
4788 (vec_unpacku_hi_v4si): Likewise.
4789 (vec_unpacks_hi_v4si): Likewise.
4790 (vec_unpacku_lo_v4si): Likewise.
4791 (vec_unpacks_lo_v4si): Likewise.
4793 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4795 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4796 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4797 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4798 follow spelling conventions in various
4799 warning/error/diagnostic messages.
4801 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4802 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4803 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4804 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4805 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4806 * doc/tm.texi: Follow spelling conventions.
4808 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4811 * tree-ssa-forwprop.c
4812 (forward_propagate_addr_into_variable_array_index): Remove
4813 the lhs argument. Use the type of def_rhs instead of lhs.
4814 (forward_propagate_addr_expr_1): Update use of
4815 forward_propagate_addr_into_variable_array_index.
4817 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4818 Nigel Stephens <nigel@mips.com>
4820 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4821 function attributes, "far" being an alias for "long_call".
4822 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4823 (mips_near_type_p, mips_far_type_p): New.
4824 (mips_comp_type_attributes): New function to check that attributes
4825 attached to a function type are compatible.
4826 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4827 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4828 to the target function of the thunk.
4829 (mips_encode_section_info): Check for "near" and "far" function
4830 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4832 * config/mips/predicates.md (const_call_insn_operand): Test only
4833 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4835 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4838 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4839 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4840 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4841 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4843 2007-05-25 Eric Christopher <echristo@apple.com>
4845 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4846 to x86-darwin configurations.
4847 * config/i386/t-darwin: Add softfp support.
4848 * config/i386/t-darwin64: Ditto.
4849 * config/i386/sfp-machine.h: If mach then don't use
4850 aliasing, emit a stub to call.
4852 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4854 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4855 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4856 tree-predcom.c, tree-ssa-alias-warnings.c,
4857 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4858 comment typos. Follow spelling conventions.
4859 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4861 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4864 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4865 constants into memory. Expand unaligned memory references for
4866 SSE modes via x86_expand_vector_move_misalign() function.
4868 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4871 "memory" attribute for "sseishft" type insn without operands[2].
4873 2007-05-25 Dirk Mueller <dmueller@suse.de>
4874 Marcus Meissner <meissner@suse.de>
4876 * doc/extend.texi (alloc_size): New attribute.
4877 * c-common.c (handle_alloc_size_attribute): New.
4878 * tree-object-size.c (alloc_object_size): Use alloc_size
4879 attribute, if available.
4881 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4883 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4885 (__builtin_ia32_vec_ext_v2di): Likewise.
4886 (__builtin_ia32_vec_ext_v4si): Likewise.
4887 (__builtin_ia32_vec_ext_v8hi): Likewise.
4888 (__builtin_ia32_vec_ext_v16qi): Likewise.
4889 (__builtin_ia32_vec_set_v8hi): Likewise.
4891 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4893 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4895 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4897 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4898 (arm_is_longcall_p): Rename to...
4899 (arm_is_long_call_p): ...this. Take a single tree argument and
4901 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4902 (CUMULATIVE_ARGS): Remove call_cookie.
4903 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4904 (ENCODED_LONG_CALL_ATTR_P): Delete.
4905 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4906 LONG_CALL_FLAG_CHAR cases.
4907 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4908 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4909 ARM_DECLARE_FUNCTION_SIZE.
4910 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4911 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4912 (arm_encode_call_attribute, current_file_function_operand): Delete.
4913 (arm_function_in_section_p): New function.
4914 (arm_is_longcall_p): Rename to...
4915 (arm_is_long_call_p): ...this. Take the target function as a single
4916 argument and return a bool. Do not rely on call cookies. Check
4917 whether the target symbol is in the same section as the current
4918 function, not just the same compilation unit.
4919 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4920 (arm_encode_section_info): Don't encode a call type.
4921 * config/arm/arm.md (call, call_value): Update calls to
4922 arm_is_long(_)call_p. Simplify logic.
4923 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4924 Update calls to arm_is_long(_)call_p.
4926 2007-05-25 Richard Guenther <rguenther@suse.de>
4928 PR tree-optimization/31982
4929 * tree-ssa-forwprop.c
4930 (forward_propagate_addr_into_variable_array_index): Handle arrays
4931 with element size one.
4933 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4935 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4936 (umulsi3_highpart): Likewise.
4938 2007-05-24 Ian Lance Taylor <iant@google.com>
4940 PR rtl-optimization/32069
4941 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4944 2007-05-24 Ollie Wild <aaw@google.com>
4946 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4949 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4951 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4952 (oprs_unchanged_p): Use it to check all registers in a REG.
4953 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4954 (reg_set_between_after_reload_p): Delete.
4955 (reg_used_between_after_reload_p): Likewise.
4956 (reg_set_or_used_since_bb_start): Likewise.
4957 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4958 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4959 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4960 * rtlanal.c (reg_set_p): Check whether REG overlaps
4961 regs_invalidated_by_call, rather than just checking the
4962 membership of REGNO (REG).
4964 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4966 * doc/passes.texi: Document predictive commoning.
4967 * doc/invoke.texi (-fpredictive-commoning): Document.
4968 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4969 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4970 adding indices to the generated name.
4971 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4972 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4973 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4974 (op_symbol_code): ... and exported.
4975 (dump_omp_clause, op_symbol): Use op_symbol_code
4976 instead of op_symbol_1.
4977 * tree-pass.h (pass_predcom): Declare.
4978 * timevar.def (TV_PREDCOM): New timevar.
4979 * tree-ssa-loop.c (run_tree_predictive_commoning,
4980 gate_tree_predictive_commoning, pass_predcom): New.
4981 * tree-data-ref.c (find_data_references_in_loop): Find the
4982 references in dominance order.
4983 (canonicalize_base_object_address): Ensure that the result has
4985 (dr_analyze_innermost): Export.
4986 (create_data_ref): Code to fail for references with invariant
4988 (find_data_references_in_stmt): ... here.
4989 * tree-data-ref.h (dr_analyze_innermost): Declare.
4990 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4991 (aff_combination_find_elt, name_expansion_hash,
4992 name_expansion_eq, tree_to_aff_combination_expand,
4993 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4995 * tree-affine.h (aff_combination_constant_multiple_p,
4996 tree_to_aff_combination_expand): Declare.
4997 * tree-predcom.c: New file.
4998 * common.opt (fpredictive-commoning): New option.
4999 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5000 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5001 * Makefile.in (tree-predcom.o): Add.
5002 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5003 * passes.c (init_optimization_passes): Add dceloop after
5004 copy propagation in loop optimizer. Add predictive commoning
5005 to loop optimizer passes.
5007 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5009 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5012 2007-05-24 Jan Hubicka <jh@suse.cz>
5014 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5016 (genheader): Include statistics.h.
5018 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5020 * print-rtl.c (flag_dump_unnumbered): Update comments.
5021 (print_rtl): Fix my previous change.
5022 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5025 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5028 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5030 (thread_through_all_blocks): Call initialize_original_copy_tables
5031 and free_original_copy_tables.
5032 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5034 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5035 * cfghooks.c (duplicate_block): Use get_loop_copy.
5036 * cfg.c: Include cfgloop.h.
5037 (loop_copy): New hash table.
5038 (initialize_original_copy_tables): Initialize loop_copy table.
5039 (free_original_copy_tables): Free loop_copy table.
5040 (copy_original_table_clear, copy_original_table_set,
5041 set_loop_copy, get_loop_copy): New functions.
5042 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5043 * cfgloop.h (struct loop): Remove copy field.
5044 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5045 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5047 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5049 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5050 -msse/-msse2/-msse3.
5052 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5054 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5055 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5057 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5060 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5061 * targhooks.h (default_mangle_decl_assembler_name): Declare
5063 * targhooks.c (default_mangle_decl_assembler_name): Define
5065 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5067 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5068 * langhooks.c (lhd_set_decl_assembler_name): Call
5069 targetm.mangle_decl_assembler_name for names with global scope.
5071 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5073 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5074 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5076 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5077 New. Factored out of i386_pe_encode_section_info.
5078 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5079 Move check for prior decoration of stdcall
5080 symbols to i386_pe_encode_section_info.
5081 (i386_pe_encode_section_info): Adjust call to
5082 gen_stdcall_or_fastcall_suffix. Use
5083 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5084 (i386_pe_mangle_decl_assembler_name): New. Wrap
5085 i386_pe_maybe_mangle_decl_assembler_name.
5087 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5089 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5090 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5091 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5092 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5093 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5096 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5097 Nigel Stephens <nigel@mips.com>
5098 Richard Sandiford <richard@codesourcery.com>
5100 Fix up MIPS16 hard float and add support for complex.
5102 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5103 (TARGET_SOFT_FLOAT_ABI): New.
5104 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5105 __mips_soft_float to reflect the ABI in use, not whether the
5106 FPU is directly accessible (e.g., in MIPS16 mode).
5107 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5108 (UNITS_PER_FPVALUE): Likewise.
5110 * config/mips/mips.c (mips_expand_call): Remove redundant
5111 TARGET_MIPS16 check.
5112 (mips_arg_regno): New.
5113 (function_arg_advance): When setting bits in cum->fp_code for
5114 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5116 (function_arg): Use mips_arg_regno.
5117 (mips_return_mode_in_fpr_p): New.
5118 (mips16_call_stub_mode_suffix): New.
5119 (mips16_cfun_returns_in_fpr_p): New.
5120 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5121 (mips_output_function_prologue): Test mips16_hard_float, not
5122 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5123 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5124 return value into a floating-point register.
5125 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5126 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5127 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5128 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5129 word of double arguments from or to the high bits of 64-bit
5130 floating point registers.
5131 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5132 (mips16_fpret_double): New helper function.
5133 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5134 support for complex modes. Fill in DECL_RESULT for stubdecl.
5135 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5137 * config/mips/mips16.S
5138 (RET, ARG1, ARG2): New.
5139 (MERGE_GPRf, MERGE_GPRt): New.
5140 (DELAYt, DELAYf): New.
5141 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5142 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5143 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5144 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5145 (SFOP): Renamed to...
5146 (OPSF3): This, and macro-ified. Updated all uses.
5147 (SFOP2): Renamed to...
5148 (OPSF2): This, and macro-ified. Updated all uses.
5149 (SFCMP): Renamed to...
5150 (CMPSF): This, and macro-ified. Updated all uses.
5151 (SFREVCMP): Renamed to...
5152 (REVCMPSF): This, and macro-ified. Updated all uses.
5153 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5154 (LDDBL1, LDDBL2, RETDBL): Deleted.
5155 (DFOP): Renamed to...
5156 (OPDF3): This, and macro-ified. Updated all uses.
5157 (DFOP2): Renamed to...
5158 (OPDF2): This, and macro-ified. Updated all uses.
5159 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5160 (DFCMP): Renamed to...
5161 (CMPDF): This, and macro-ified. Updated all uses.
5162 (DFREVCMP): Renamed to...
5163 (REVCMPDF): This, and macro-ified. Updated all uses.
5164 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5165 (RET_FUNCTION): New.
5166 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5167 (__mips16_ret_sc, __mips16_ret_dc): New.
5168 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5169 STUB_ARGS_6, STUB_ARGS_10): New.
5170 (CALL_STUB_NO_RET): New.
5171 (__mips16_call_stub_1): Macro-ified.
5172 (__mips16_call_stub_5): Macro-ified.
5173 (__mips16_call_stub_2): Macro-ified.
5174 (__mips16_call_stub_6): Macro-ified.
5175 (__mips16_call_stub_9): Macro-ified.
5176 (__mips16_call_stub_10): Macro-ified.
5177 (CALL_STUB_RET): New.
5178 (__mips16_call_stub_sf_0): Macro-ified.
5179 (__mips16_call_stub_sf_1): Macro-ified.
5180 (__mips16_call_stub_sf_5): Macro-ified.
5181 (__mips16_call_stub_sf_2): Macro-ified.
5182 (__mips16_call_stub_sf_6): Macro-ified.
5183 (__mips16_call_stub_sf_9): Macro-ified.
5184 (__mips16_call_stub_sf_10): Macro-ified.
5185 (__mips16_call_stub_df_0): Macro-ified.
5186 (__mips16_call_stub_df_1): Macro-ified.
5187 (__mips16_call_stub_df_5): Macro-ified.
5188 (__mips16_call_stub_df_2): Macro-ified.
5189 (__mips16_call_stub_df_6): Macro-ified.
5190 (__mips16_call_stub_df_9): Macro-ified.
5191 (__mips16_call_stub_df_10): Macro-ified.
5192 (__mips16_call_stub_sc_0): New.
5193 (__mips16_call_stub_sc_1): New.
5194 (__mips16_call_stub_sc_5): New.
5195 (__mips16_call_stub_sc_2): New.
5196 (__mips16_call_stub_sc_6): New.
5197 (__mips16_call_stub_sc_9): New.
5198 (__mips16_call_stub_sc_10): New.
5199 (__mips16_call_stub_dc_0): New.
5200 (__mips16_call_stub_dc_1): New.
5201 (__mips16_call_stub_dc_5): New.
5202 (__mips16_call_stub_dc_2): New.
5203 (__mips16_call_stub_dc_6): New.
5204 (__mips16_call_stub_dc_9): New.
5205 (__mips16_call_stub_dc_10): New.
5207 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5208 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5209 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5211 2007-05-23 Ian Lance Taylor <iant@google.com>
5213 * doc/invoke.texi (Invoking GCC): Document that the order of the
5216 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5219 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5220 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5221 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5225 * config/score/score.c (score_print_operand): Make sure that only
5226 lower bits are used.
5228 2007-05-22 Ian Lance Taylor <iant@google.com>
5230 * tree-vrp.c (avoid_overflow_infinity): New static function,
5231 broken out of set_value_range_to_value.
5232 (set_value_range_to_value): Call avoid_overflow_infinity.
5233 (extract_range_from_assert): Likewise.
5235 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5238 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5239 change the type before looking for a COMPOUND_EXPR.
5241 2007-05-22 Ian Lance Taylor <iant@google.com>
5243 * lower-subreg.c (decompose_multiword_subregs): If we change an
5244 insn, call remove_retval_note on it.
5246 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5248 * regs.h (end_hard_regno): New function.
5249 (END_HARD_REGNO, END_REGNO): New macros.
5250 (add_to_hard_reg_set): New function.
5251 (remove_from_hard_reg_set): Likewise.
5252 (in_hard_reg_set_p): Likewise.
5253 (overlaps_hard_reg_set_p): Likewise.
5254 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5255 (note_btr_set): Use END_HARD_REGNO.
5256 * caller-save.c (setup_save_areas): Use end_hard_regno.
5257 (mark_set_regs): Use END_HARD_REGNO.
5258 (add_stored_regs): Use end_hard_regno.
5259 (mark_referenced_regs): Use add_to_hard_reg_set.
5260 * combine.c (update_table_tick): Use END_REGNO.
5261 (record_value_for_reg): Likewise.
5262 (record_dead_and_set_regs): Likewise.
5263 (get_last_value_validate): Likewise.
5264 (use_crosses_set_p): Likewise.
5265 (reg_dead_at_p_1): Likewise.
5266 (reg_dead_at_p): Likewise.
5267 (mark_used_regs_combine): Use add_to_hard_reg_set.
5268 (move_deaths): Use END_HARD_REGNO.
5269 (reg_bitfield_target_p): Use end_hard_regno.
5270 (distribute_notes): Use END_HARD_REGNO.
5271 * cse.c (mention_regs): Use END_REGNO.
5272 (insert): Use add_to_hard_reg_set.
5273 (invalidate): Use END_HARD_REGNO.
5274 (invalidate_for_call): Likewise.
5275 (exp_equiv_p): Use END_REGNO.
5276 (cse_insn): Likewise.
5277 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5278 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5279 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5280 * function.c (keep_stack_depressed): Use end_hard_regno.
5281 * global.c (global_alloc): Use end_hard_regno.
5282 (global_conflicts): Use add_to_hard_reg_set instead of
5284 (find_reg): Likewise.
5285 (mark_reg_store): Likewise.
5286 (mark_reg_conflicts): Likewise.
5287 (mark_reg_death): Use remove_from_hard_reg_set.
5288 (mark_reg_live_nc): Delete.
5289 (set_preference): Use end_hard_regno.
5290 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5291 remove_from_hard_reg_set.
5292 (post_mark_life): Use add_to_hard_reg_set.
5293 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5294 (reg_becomes_live): Use add_to_hard_reg_set.
5295 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5296 (peep2_find_free_register): Use add_to_hard_reg_set.
5297 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5298 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5299 * regrename.c (note_sets): Use add_to_hard_reg_set.
5300 (clear_dead_regs): Use remove_from_hard_reg_set.
5301 (regrename_optimize): Use add_to_hard_reg_set.
5302 (find_oldest_value_reg): Use in_hard_reg_set_p.
5303 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5304 (hard_reg_set_here_p): Use end_hard_regno.
5305 (decompose): Likewise.
5306 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5307 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5308 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5309 (mark_home_live): Use end_hard_regno.
5310 (spill_hard_reg): Likewise.
5311 (clear_reload_reg_in_use): Likewise.
5312 * reorg.c (delete_prior_computation): Use END_REGNO.
5313 * resource.c (update_live_status): Use END_HARD_REGNO.
5314 (mark_referenced_resources): Use add_to_hard_reg_set.
5315 (mark_set_resources): Likewise.
5316 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5317 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5318 (reg_overlap_mentioned_p): Likewise.
5319 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5320 (covers_regno_no_parallel_p): Use END_REGNO.
5321 (find_regno_note): Likewise.
5322 (find_reg_fusage): Use END_HARD_REGNO.
5323 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5324 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5326 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5328 * mode-switching.c (reg_dies): Change type of second argument to
5330 (optimize_mode_switching): Update accordingly.
5332 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5334 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5336 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5337 (hard_reg_set_empty_p): ...these new functions.
5338 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5339 GO_IF_HARD_REG_SUBSET.
5340 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5341 instead of GO_IF_HARD_REG_EQUAL.
5342 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5343 instead of GO_IF_HARD_REG_EQUAL.
5344 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5345 GO_IF_HARD_REG_SUBSET.
5346 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5347 GO_IF_HARD_REG_EQUAL.
5348 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5349 of GO_IF_HARD_REG_SUBSET.
5350 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5351 instead of GO_IF_HARD_REG_EQUAL.
5352 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5353 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5354 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5355 of GO_IF_HARD_REG_SUBSET,
5356 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5357 GO_IF_HARD_REG_SUBSET.
5358 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5359 instead of GO_IF_HARD_REG_EQUAL.
5360 * config/sh/sh.c (push_regs, calc_live_regs): Use
5361 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5362 (hard_regs_intersect_p): Delete.
5364 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5366 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5368 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5369 Richard Henderson <rth@redhat.com>
5371 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5373 (x86_64-*-*): Likewise.
5375 * i386/i386-modes.def (V2QI): New.
5377 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5379 (override_options): Support SSE4.1.
5380 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5381 (IX86_BUILTIN_BLENDPS): Likewise.
5382 (IX86_BUILTIN_BLENDVPD): Likewise.
5383 (IX86_BUILTIN_BLENDVPS): Likewise.
5384 (IX86_BUILTIN_PBLENDVB128): Likewise.
5385 (IX86_BUILTIN_PBLENDW128): Likewise.
5386 (IX86_BUILTIN_DPPD): Likewise.
5387 (IX86_BUILTIN_DPPS): Likewise.
5388 (IX86_BUILTIN_INSERTPS128): Likewise.
5389 (IX86_BUILTIN_MOVNTDQA): Likewise.
5390 (IX86_BUILTIN_MPSADBW128): Likewise.
5391 (IX86_BUILTIN_PACKUSDW128): Likewise.
5392 (IX86_BUILTIN_PCMPEQQ): Likewise.
5393 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5394 (IX86_BUILTIN_PMAXSB128): Likewise.
5395 (IX86_BUILTIN_PMAXSD128): Likewise.
5396 (IX86_BUILTIN_PMAXUD128): Likewise.
5397 (IX86_BUILTIN_PMAXUW128): Likewise.
5398 (IX86_BUILTIN_PMINSB128): Likewise.
5399 (IX86_BUILTIN_PMINSD128): Likewise.
5400 (IX86_BUILTIN_PMINUD128): Likewise.
5401 (IX86_BUILTIN_PMINUW128): Likewise.
5402 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5403 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5404 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5405 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5406 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5407 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5408 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5409 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5410 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5411 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5412 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5413 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5414 (IX86_BUILTIN_PMULDQ128): Likewise.
5415 (IX86_BUILTIN_PMULLD128): Likewise.
5416 (IX86_BUILTIN_ROUNDPD): Likewise.
5417 (IX86_BUILTIN_ROUNDPS): Likewise.
5418 (IX86_BUILTIN_ROUNDSD): Likewise.
5419 (IX86_BUILTIN_ROUNDSS): Likewise.
5420 (IX86_BUILTIN_PTESTZ): Likewise.
5421 (IX86_BUILTIN_PTESTC): Likewise.
5422 (IX86_BUILTIN_PTESTNZC): Likewise.
5423 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5424 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5425 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5426 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5427 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5429 (bdesc_sse_3arg): Likewise.
5430 (bdesc_2arg): Likewise.
5431 (bdesc_1arg): Likewise.
5432 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5434 (ix86_expand_sse_4_operands_builtin): New.
5435 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5436 smaller than 8 bits as the 2nd arg.
5437 (ix86_expand_sse_ptest): New.
5438 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5439 (ix86_expand_vector_set): Support SSE4.1.
5440 (ix86_expand_vector_extract): Likewise.
5442 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5443 __SSE4_1__ for -msse4.1.
5445 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5446 (UNSPEC_INSERTPS): Likewise.
5447 (UNSPEC_DP): Likewise.
5448 (UNSPEC_MOVNTDQA): Likewise.
5449 (UNSPEC_MPSADBW): Likewise.
5450 (UNSPEC_PHMINPOSUW): Likewise.
5451 (UNSPEC_PTEST): Likewise.
5452 (UNSPEC_ROUNDP): Likewise.
5453 (UNSPEC_ROUNDS): Likewise.
5455 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5457 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5458 (const_pow2_1_to_32768_operand): Likewise.
5460 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5463 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5465 (sse4_1_insertps): Likewise.
5466 (*sse4_1_extractps): Likewise.
5467 (sse4_1_ptest): Likewise.
5468 (sse4_1_mulv2siv2di3): Likewise.
5469 (*sse4_1_mulv4si3): Likewise.
5470 (*sse4_1_smax<mode>3): Likewise.
5471 (*sse4_1_umax<mode>3): Likewise.
5472 (*sse4_1_smin<mode>3): Likewise.
5473 (*sse4_1_umin<mode>3): Likewise.
5474 (sse4_1_eqv2di3): Likewise.
5475 (*sse4_1_pinsrb): Likewise.
5476 (*sse4_1_pinsrd): Likewise.
5477 (*sse4_1_pinsrq): Likewise.
5478 (*sse4_1_pextrb): Likewise.
5479 (*sse4_1_pextrb_memory): Likewise.
5480 (*sse4_1_pextrw_memory): Likewise.
5481 (*sse4_1_pextrq): Likewise.
5482 (sse4_1_blendpd): Likewise.
5483 (sse4_1_blendps): Likewise.
5484 (sse4_1_blendvpd): Likewise.
5485 (sse4_1_blendvps): Likewise.
5486 (sse4_1_dppd): Likewise.
5487 (sse4_1_dpps): Likewise.
5488 (sse4_1_movntdqa): Likewise.
5489 (sse4_1_mpsadbw): Likewise.
5490 (sse4_1_packusdw): Likewise.
5491 (sse4_1_pblendvb): Likewise.
5492 (sse4_1_pblendw): Likewise.
5493 (sse4_1_phminposuw): Likewise.
5494 (sse4_1_extendv8qiv8hi2): Likewise.
5495 (*sse4_1_extendv8qiv8hi2): Likewise.
5496 (sse4_1_extendv4qiv4si2): Likewise.
5497 (*sse4_1_extendv4qiv4si2): Likewise.
5498 (sse4_1_extendv2qiv2di2): Likewise.
5499 (*sse4_1_extendv2qiv2di2): Likewise.
5500 (sse4_1_extendv4hiv4si2): Likewise.
5501 (*sse4_1_extendv4hiv4si2): Likewise.
5502 (sse4_1_extendv2hiv2di2): Likewise.
5503 (*sse4_1_extendv2hiv2di2): Likewise.
5504 (sse4_1_extendv2siv2di2): Likewise.
5505 (*sse4_1_extendv2siv2di2): Likewise.
5506 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5507 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5508 (sse4_1_zero_extendv4qiv4si2): Likewise.
5509 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5510 (sse4_1_zero_extendv2qiv2di2): Likewise.
5511 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5512 (sse4_1_zero_extendv4hiv4si2): Likewise.
5513 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5514 (sse4_1_zero_extendv2hiv2di2): Likewise.
5515 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5516 (sse4_1_zero_extendv2siv2di2): Likewise.
5517 (*sse4_1_zero_extendv2siv2di2): Likewise.
5518 (sse4_1_roundpd): Likewise.
5519 (sse4_1_roundps): Likewise.
5520 (sse4_1_roundsd): Likewise.
5521 (sse4_1_roundss): Likewise.
5522 (mulv4si3): Don't expand for SSE4.1.
5523 (smax<mode>3): Likewise.
5524 (umaxv4si3): Likewise.
5525 (uminv16qi3): Likewise.
5526 (umin<mode>3): Likewise.
5527 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5529 * doc/extend.texi: Document SSE4.1 built-in functions.
5531 * doc/invoke.texi: Document -msse4.1.
5533 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5535 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5536 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5537 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5538 (ASM_SPEC): Add asm_pcrel_spec.
5539 (EXTRA_SPECS): Add asm_pcrel_spec.
5541 2007-05-21 David Daney <ddaney@avtrex.com>
5543 * doc/install.texi (Building a cross compiler): Add requirements
5544 for Java cross compiler.
5546 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5549 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5550 Add loopno argument. Use evolution_function_is_invariant_rec_p
5551 instead of evolution_function_is_constant_p.
5552 Update calls to evolution_function_is_affine_multivariate_p.
5553 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5554 Add loopno argument.
5555 * tree-scalar-evolution.c (gather_chrec_stats): Call
5556 evolution_function_is_affine_multivariate_p with a loop
5558 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5559 (analyze_overlapping_iterations): Likewise.
5560 (access_functions_are_affine_or_constant_p): Likewise.
5561 (build_classic_dist_vector_1): If the access functions
5562 are equal, don't do anything.
5564 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5565 Paolo Carlini <pcarlini@suse.de>
5566 Uros Bizjak <ubizjak@gmail.com>
5568 * c-cppbuiltin.c (c_cpp_builtins): Define
5569 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5570 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5571 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5572 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5574 2007-05-21 Mike Stump <mrs@apple.com>
5576 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5578 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5580 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5582 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5583 implementation if __OPTIMIZE__ is not defined.
5584 (_mm_alignr_pi8): Ditto.
5585 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5586 (_mm_inserti_si64): Ditto.
5587 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5588 (_mm_slli_epi16): Ditto.
5589 (_mm_slli_epi32): Ditto.
5590 (_mm_slli_epi64): Ditto.
5591 (_mm_srai_epi16): Ditto.
5592 (_mm_srai_epi32): Ditto.
5593 (_mm_srli_si128): Ditto.
5594 (_mm_slli_si128): Ditto.
5595 (_mm_srli_epi16): Ditto.
5596 (_mm_srli_epi32): Ditto.
5597 (_mm_srli_epi64): Ditto.
5598 (_mm_extract_epi16): Ditto.
5599 (_mm_insert_epi16): Ditto.
5600 (_mm_shufflehi_epi16): Ditto.
5601 (_mm_shufflelo_epi16): Ditto.
5602 (_mm_shuffle_epi32): Ditto.
5603 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5605 (_mm_insert_pi16): Ditto.
5607 (_mm_shuffle_pi16): Ditto.
5609 (_mm_shufle_ps): Ditto.
5610 (_mm_prefetch): Ditto.
5612 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5614 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5615 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5616 * real.c (encode_i370_single, decode_i370_single,
5617 encode_i370_double, decode_i370_double): Functions removed.
5618 (i370_single_format, i370_double_format): Initializations removed.
5619 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5620 Consider the log2_b field to always be one.
5621 (ieee_single_format, mips_single_format, coldfire_single_format,
5622 ieee_double_format, mips_double_format, coldfire_double_format,
5623 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5624 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5625 ibm_extended_format, mips_extended_format, ieee_quad_format,
5626 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5627 decimal_single_format, decimal_double_format, decimal_quad_format,
5628 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5629 initialization of log2_b.
5630 * real.h (i370_single_format, i370_double_format): Declarations
5632 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5633 field to always be one.
5635 2007-05-21 Andreas Schwab <schwab@suse.de>
5637 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5638 NOTE_INSN_BASIC_BLOCK_P.
5639 (process_for_unwind_directive): Likewise.
5641 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5643 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5644 * function.h (struct function): Move va_list_gpr_size,
5645 va_list_fpr_size, function_frequency to front of bitfields. Add
5647 (current_function_calls_unwind_init): New.
5648 * except.c (expand_builtin_unwind_init): Set
5649 current_function_calls_unwind_init not
5650 current_function_has_nonlocal_label.
5651 * reload1.c (has_nonexceptional_receiver): New.
5652 (reload): Use it and current_function_calls_unwind_init to
5653 determine whether call-saved regs must be saved.
5655 2007-05-20 Jan Hubicka <jh@suse.cz>
5657 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5658 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5659 * ddg.c (create_ddg): LIkewise.
5660 * final.c (final): Remove hunk moving line number notes around since
5661 they are no longer present at this stage.
5662 (final_scan_insn): Use NOTE_KIND instead of
5663 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5664 (output_asm_label): Likewise.
5665 * reorg.c (dbr_schedule): Likewise.
5666 * haifa-sched.c (unlink_other_notes): Likewise.
5667 * mode-switching.c (optimize_mode_switching): Likewise.
5668 * graph.c (start_bb): Likewise.
5669 * rtl.def (NOTE): Update description.
5670 * jump.c (squeeze_notes): Delete.
5671 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5672 NOTE_INSN_BASIC_BLOCK_P when possible.
5673 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5674 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5675 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5676 (dwarf2out_var_location): Likewise.
5677 * cfgbuild.c (make_edges): Likewise.
5678 (find_basic_blocks_1): Likewise.
5679 * function.c (reorder_blocks_1): Likewise.
5680 (epilogue_done): Likewise.
5681 (reposition_prologue_and_epilogue_notes): Likewise.
5682 * print-rtl.c (print_rtx): Likewise; drop code for printing
5684 (print_rtl): Likewise.
5685 (print_rtl_single): Likewise.
5686 * gcse.c (insert_insn_start_bb): Likewise.
5687 * alias.c (init_alias_analysis): Likewise.
5688 * calls.c (fixup_tail_calls): Likewise.
5689 * except.c (sjlj_emit_function_enter): Likewise.
5690 * emit-rtl.c (add_insn_after): Likeiwse.
5691 (emit_label_before): Likewise.
5692 (emit_label_after): Likewise.
5693 (emit_note_before, emit_note_after, emit_note): Update
5694 parameter to be enum insn_note; do not deal with source
5696 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5697 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5699 (merge_blocks_move_successor_nojumps): Simplify now when
5700 we don't have BLOCK notes.
5701 (try_optimize_cfg): Likewise.
5702 * cfglayout.c (skip_insns_after_block): Likewise.
5703 (record_effective_endpoints): Likewise.
5704 (duplicate_insn_chain): Likewise.
5705 * varasm.c (output_constant_pool_1): Likewise.
5706 * sched-deps.c (sched_analyze): Likewise.
5707 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5709 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5710 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5711 (SET_INSN_DELETED): Simplify.
5712 (NOTE_LINE_NUMBER): Exterminate.
5713 (NOTE_LINE_KIND): New.
5714 (NOTE_INSN_BASIC_BLOCK_P): Update.
5715 (enum insn_note): Simplify.
5716 (GET_NOTE_INSN_NAME) Simplify.
5717 (emit_note_before, emit_note_after, emit_note): Update prototype.
5718 (squeeze_notes): Remove.
5719 * sched-int.h (NOTE_NOT_BB_P): Update.
5720 * resource.c (mark_target_live_regs): Update.
5721 * sched-rgn.c (debug_dependencies): Update.
5722 * sched-vis.c (print_insn): Update.
5723 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5724 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5725 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5726 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5727 (split_branches): Update.
5728 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5730 (sh_adjust_unroll_max): Exterminate.
5731 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5732 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5733 (m68hc11_reorg): Likewise.
5734 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5735 (emit_predicate_relation_info): Update.
5736 (process_for_unwind_directive): Update.
5737 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5738 (output_call): Update.
5739 * config/pa/pa.c (output_lbranch): Update.
5740 (output_millicode_call): Update.
5741 (output_call): Update.
5742 (pa_combine_instructions): Update.
5743 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5744 * config/bfin/bfin.c (gen_one_bundle): Update.
5745 * cfgrtl.c (can_delete_note_p): Update.
5746 (delete_insn): Update.
5747 (rtl_merge_blocks): Update.
5748 (commit_one_edge_insertion): Update.
5749 (rtl_verify_flow_info): Update.
5750 * stmt.c (expand_case): Do not call squeeze_notes.
5752 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5759 * c.opt (Wtype-limits): New.
5760 * doc/invoke.texi (Wtype-limits): Document it.
5761 (Wextra): Enabled by -Wextra.
5762 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5763 * c-common.c (shorten_compare): Warn with Wtype-limits.
5765 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5768 inlined function, not as a macro.
5769 (_mm_alignr_pi8): Ditto.
5770 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5771 (_mm_inserti_si64): Ditto.
5772 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5773 (_mm_extract_epi16): Ditto.
5774 (_mm_insert_epi16): Ditto.
5775 (_mm_shufflehi_epi16): Ditto.
5776 (_mm_shufflelo_epi16): Ditto.
5777 (_mm_shuffle_epi32): Ditto.
5778 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5779 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5781 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5783 (_m_to_float): Use C89 compatible assignment.
5785 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5788 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5790 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5793 * doc/invoke.texi (Wreturn-type): Complete description.
5794 (Wextra): Delete item about return-type warning.
5795 * c-decl.c: Delete redundant Wextra warning.
5797 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5800 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5801 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5802 inlined function, not as a macro.
5803 (_mm_prefetch): Ditto.
5805 (_mm_insert_pi16): Ditto.
5807 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5808 (_m_pshufw): Ditto. Add const to __N argument.
5809 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5810 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5811 (_mm_slli_epi32): Ditto.
5812 (_mm_srli_si128): Implement as always inlined function, not as a
5813 macro. Add __inline to function declaration.
5814 (_mm_slli_si128): Ditto.
5816 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5818 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5819 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5821 (struct fenv): New structure.
5822 (FP_HANDLE_EXCEPTIONS): New define.
5823 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5824 (_FP_DECL_EXP): New define.
5825 (FP_INIT_ROUNDMODE): New define.
5826 (FP_ROUNDMODE): New define.
5828 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5830 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5831 (Wconversion): Update description.
5832 (Wconversion-sign): New.
5833 * c.opt (Wconversion-sign): New.
5834 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5835 means disabled for C++. Otherwise, take the status of Wconversion.
5836 * c-common.c (conversion_warning): Warn with either Wconversion or
5838 (warnings_for_convert_and_check): Conditions are already checked by
5840 (convert_and_check): Don't check warnings if the conversion failed.
5842 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5843 Anatoly Sokolov <aesok@dol.ru>
5845 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5846 avr_epilogue_uses) : Add declaration.
5847 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5848 * config/avr/constraints.md (R): New constraint.
5849 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5850 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5851 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5852 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5853 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5854 call_prologue_saves, epilogue_restores, return_from_epilogue,
5855 return_from_main_epilogue, return_from_interrupt_epilogue,
5856 return_from_naked_epilogue, prologue, epilogue): New patterns.
5857 (jump): Handle symbol reference.
5858 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5859 avr_output_function_prologue, avr_output_function_epilogue): Remove
5861 (avr_init_machine_status, expand_prologue, expand_epilogue,
5862 avr_asm_function_end_prologue, avr_epilogue_uses,
5863 avr_asm_function_begin_epilogue): New functions.
5864 (prologue_size, epilogue_size, jump_tables_size): Remove global
5866 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5867 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5868 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5869 (avr_override_options): Initialise init_machine_status.
5870 (output_movhi): Handle all stack pointer loads.
5871 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5872 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5873 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5874 (EPILOGUE_USES) Redefine.
5875 (machine_function) Declare.
5877 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5879 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5880 Use a single return statement.
5882 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5885 * builtins.c (do_mpfr_lgamma_r): New.
5886 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5887 * tree.h (CASE_FLT_FN_REENT): New.
5889 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5891 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5892 (output_die): Use 'unsigned long' with %x.
5893 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5894 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5895 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5897 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5899 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5904 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5905 true if function has no argument.
5907 2007-05-18 DJ Delorie <dj@redhat.com>
5909 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5910 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5912 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5914 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5915 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5916 count_trailing_zeros.
5917 (__i386__): Implement count_leading_zeros using __builtin_clz().
5918 Implement count_trailing_zeros usign __builtin_ctz().
5920 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5922 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5924 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5927 * expr.c (emit_move_change_mode): Change mode of push operands here.
5929 2007-05-17 Ian Lance Taylor <iant@google.com>
5931 PR tree-optimization/31953
5932 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5934 (set_value_range_to_null): Call set_value_range_to_value.
5935 (extract_range_from_comparison): Likewise.
5937 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5939 * toplev.c (print_version): Output GMP/MPFR version info.
5941 * builtins.c (CASE_MATHFN_REENT): New macro.
5942 (mathfn_built_in): Use it.
5943 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5944 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5945 BUILT_IN_LGAMMAL_R): New.
5946 * doc/extend.texi: Document new builtins.
5949 * builtins.c (do_mpfr_remquo): New.
5950 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5951 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5954 * builtins.c (fold_builtin_1): Handle y0, y1.
5955 (fold_builtin_2): Handle yn.
5958 * builtins.c (do_mpfr_bessel_n): New.
5959 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5960 (fold_builtin_2): Handle BUILT_IN_JN.
5962 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5965 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5966 TYPE_PRECISION (intmax_type_node).
5968 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5971 * reload.c (subst_reloads): Remove checking.
5973 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5975 PR rtl-optimization/31691
5976 * combine.c (simplify_set): Build a new src pattern instead of
5977 substituting its operands in the COMPARE case.
5979 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5981 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5982 (execute_vrp): Preserve loops through jump threading.
5983 * tree-ssa-threadupdate.c (thread_single_edge,
5984 dbds_continue_enumeration_p, determine_bb_domination_status,
5985 thread_through_loop_header): New functions.
5986 (create_edge_and_update_destination_phis,
5987 create_edge_and_update_destination_phis): Set loops for the new blocks.
5988 (prune_undesirable_thread_requests): Removed.
5989 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5991 (thread_block): Do not call prune_undesirable_thread_requests.
5993 (mark_threaded_blocks): Select edges to thread here.
5994 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5995 Thread edges through loop headers independently.
5996 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5997 * tree-pass.h (TODO_mark_first_instance): New.
5998 (first_pass_instance): Declare.
5999 * cfghooks.c (duplicate_block): Put the block to the original loop
6000 if copy is not specified.
6001 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6002 jump threading. Pass may_peel_loop_headers to
6003 thread_through_all_blocks according to first_pass_instance.
6004 * cfgloop.h (create_preheader): Declare.
6005 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6006 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6007 * passes.c (first_pass_instance): New variable.
6008 (next_pass_1): Set TODO_mark_first_instance.
6009 (execute_todo): Set first_pass_instance.
6011 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6013 PR tree-optimization/24659
6014 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6015 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6016 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6017 OTI_vec_pack_ufix_trunc.
6018 (vec_unpacks_float_hi_optab): Define new macro.
6019 (vec_unpacks_float_lo_optab): Ditto.
6020 (vec_unpacku_float_hi_optab): Ditto.
6021 (vec_unpacku_float_lo_optab): Ditto.
6022 (vec_pack_sfix_trunc_optab): Ditto.
6023 (vec_pack_ufix_trunc_optab): Ditto.
6024 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6025 and vec_pack_[s|u]fix_trunc_optab using
6026 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6027 * tree-vectorizer.c (supportable_widening_operation): Handle
6028 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6029 (supportable_narrowing_operation): New function.
6030 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6031 * tree-vect-transform.c (vectorizable_conversion): Handle
6032 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6033 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6034 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6035 to check for target support.
6036 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6037 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6038 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6039 for VEC_PACK_FIX_TRUNC_EXPR.
6040 (expand_binop): Special case mode of the result for
6041 vec_pack_[u|s]fix_trunc_optab.
6042 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6043 vec_pack_[u|s]fix_trunc_optab.
6045 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6046 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6047 * tree-pretty-print.c (dump_generic_node): Handle
6048 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6049 VEC_PACK_FIX_TRUNC_EXPR.
6051 * expr.c (expand_expr_real_1): Ditto.
6052 * tree-inline.c (estimate_num_insns_1): Ditto.
6053 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6055 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6056 (vec_unpacks_float_lo_v8hi): Ditto.
6057 (vec_unpacku_float_hi_v8hi): Ditto.
6058 (vec_unpacku_float_lo_v8hi): Ditto.
6059 (vec_unpacks_float_hi_v4si): Ditto.
6060 (vec_unpacks_float_lo_v4si): Ditto.
6061 (vec_pack_sfix_trunc_v2df): Ditto.
6063 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6065 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6066 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6067 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6068 [vec_pack_ufix_trunc]: Ditto.
6069 [vec_unpacks_float_hi]: Ditto.
6070 [vec_unpacks_float_lo]: Ditto.
6071 [vec_unpacku_float_hi]: Ditto.
6072 [vec_unpacku_float_lo]: Ditto.
6074 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6076 * soft-fp/README: Update for new files.
6077 * soft-fp/floattisf.c: New file.
6078 * soft-fp/floattidf.c: New file.
6079 * soft-fp/floattitf.c: New file.
6080 * soft-fp/floatuntisf.c: New file.
6081 * soft-fp/floatuntidf.c: New file.
6082 * soft-fp/floatuntitf.c: New file.
6083 * soft-fp/fixsfti.c: New file.
6084 * soft-fp/fixdfti.c: New file.
6085 * soft-fp/fixtfti.c: New file.
6086 * soft-fp/fixunssfti.c: New file.
6087 * soft-fp/fixunsdfti.c: New file.
6088 * soft-fp/fixunstfti.c: New file.
6089 * soft-fp/extendxftf.c: New file.
6090 * soft-fp/trunctfxf.c: New file.
6092 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6093 (__trunctfxf2): Ditto.
6095 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6096 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6097 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6098 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6099 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6100 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6102 * config/i386/t-fprules-softfp64: New file.
6103 * config/i386/sfp-machine.h: New file.
6104 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6105 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6106 and soft-fp/t-softfp to tmake_file.
6107 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6108 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6110 * config/i386/t-linux64 (softfp_wrap_start): New.
6111 (softfp_wrap_end): New.
6112 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6113 supported for TARGET_64BIT.
6115 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6117 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6118 c_common_unsigned_type behavior.
6120 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6122 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6125 2007-05-16 Eric Christopher <echristo@apple.com>
6127 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6128 saving after stack push. Set sp_offset whenever we push.
6129 (rs6000_emit_epilogue): Move altivec register restore before
6132 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6134 * configure.ac: Allow sysroots to be relocated under $prefix as
6135 well as $exec_prefix.
6136 * configure: Regenerate.
6138 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6142 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6144 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6145 (gcc_tooldir): Likewise.
6146 * configure: Regenerate.
6147 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6148 old configure.ac gcc_tooldir setting.
6149 (prefix_to_exec_prefix): New variable.
6150 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6151 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6153 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6155 * c-typeck.c (build_binary_op): Return early for error.
6157 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6159 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6160 struct nb_iter_bound.
6161 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6162 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6163 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6164 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6165 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6166 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6167 (del_scev_info): Use ggc_free.
6168 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6169 * loop-init.c: Include ggc.h.
6170 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6171 (loop_optimizer_finalize): Use ggc_free.
6172 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6173 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6174 pass_iv_optimize): Add TODO_ggc_collect.
6175 * function.h (struct function): Remove skip marker from
6177 * cfgloop.c: Include ggc.h.
6178 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6180 (establish_preds): Vector superloops is gc allocated.
6181 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6183 (flow_loops_find): Vector larray is gc allocated.
6184 (loop_exit_free): Use ggc_free.
6185 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6186 that head of exits list is now not a part of struct loop.
6187 (record_loop_exits): Allocate exits table in gc memory.
6188 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6189 that head of exits list is now not a part of struct loop.
6190 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6191 struct loop_exit): Add GTY marker.
6192 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6193 Add skip marker to aux field. Make head of exits list a separate
6195 (struct loops): Add GTY marker. Make larray vector gc allocated.
6196 Add param marker to exits table.
6197 (get_loops): Type changed.
6198 * Makefile.in (tree-scalar-evolution.o): Add
6199 gt-tree-scalar-evolution.h dependency.
6200 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6201 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6202 * basic-block.h (struct basic_block_def): Remove skip marker from
6205 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6207 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6208 of 0 in the call to expand_expr().
6209 (expand_builtin_mathfn_3): Ditto.
6210 (expand_builtin_interclass_mathfn): Ditto.
6211 (expand_builtin_cexpi): Ditto.
6212 (expand_builtin_int_roundingfn): Ditto.
6213 (expand_builtin_int_roundingfn_2): Ditto.
6214 (expand_builtin_pow): Ditto.
6215 (expand_builtin_powi): Ditto.
6216 (expand_builtin_bswap): Ditto.
6217 (expand_builtin_unop): Ditto.
6218 (expand_builtin_fabs): Ditto.
6219 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6220 the call to expand_expr().
6221 (expand_builtin_sync_operation): Ditto.
6222 (expand_builtin_compare_and_swap): Ditto.
6223 (expand_builtin_lock_test_and_set): Ditto.
6224 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6225 instead of 0 in the call to expand_expr().
6226 (expand_builtin_extract_return_addr): Ditto.
6227 (expand_builtin_eh_return): Ditto.
6228 (expand_eh_return): Ditto.
6229 * explow.c (expr_size): Ditto.
6230 * expr.c (optimize_bitfield_assignment_op): Ditto.
6231 (expand_assignement): Ditto.
6232 (store_expr): Ditto.
6233 (store_field): Ditto.
6234 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6235 the call to expand_expr().
6236 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6237 in the call to expand_expr().
6238 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6239 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6240 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6242 * optabs.c (expand_vec_shift_expr): Ditto.
6243 (expand_vec_cond_expr): Ditto.
6244 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6245 call to expand_expr().
6246 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6247 in the call to expand_expr().
6249 2007-05-14 Dave Korn <dave.korn@artimi.com>
6251 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6253 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6255 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6256 instead of c_common_unsigned_type.
6257 (c_common_unsigned_type): Remove.
6258 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6259 c_common_unsigned_type.
6260 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6261 c_common_unsigned_type.
6262 * c-common.h (c_common_unsigned_type): Remove.
6263 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6264 c_common_unsigned_type.
6265 * c-format.c (check_format_types): Use unsigned_type_for instead of
6266 c_common_unsigned_type.
6267 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6268 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6269 of c_common_unsigned_type.
6270 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6271 lang_hooks.types.unsigned_type.
6272 * expmed.c (make_tree): Use unsigned_type_for instead of
6273 lang_hooks.types.unsigned_type.
6274 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6275 lang_hooks.types.unsigned_type.
6276 (build_range_check): Likewise.
6277 (fold_unary): Likewise.
6278 (fold_binary): Likewise.
6279 (fold_ternary): Likewise.
6280 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6281 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6282 * tree.c (get_unsigned_type): New.
6283 (unsigned_type_for): Use get_unsigned_type instead of
6284 lang_hooks.types.unsigned_type.
6286 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6288 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6289 to m68k_get_function_kind. Update its prototype.
6290 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6292 (m68k_interrupt_function_p): Return enum m68k_function_type
6293 instead of bool. Rename to m68k_get_function_kind.
6294 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6296 (m68k_compute_frame_layout): Don't mark any register for save
6297 if an interrupt_thread attribute is specified.
6298 (m68k_hard_regno_rename_ok): Update a use of
6299 m68k_interrupt_function_p.
6300 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6301 m68k_interrupt_function_p.
6302 (m68k_function_type): New.
6303 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6304 for a function with an interrupt_thread attribute.
6305 * doc/extend.texi: Document the interrupt_thread attribute.
6307 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6309 Fix PR tree-optimization/31911
6310 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6311 if they didn't change the expression.
6313 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6315 * tree-scalar-evolution.c (resolve_mixers): Exported.
6316 * tree-scalar-evolution.h (resolve_mixers): Declare.
6317 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6318 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6319 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6320 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6321 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6322 strip_conversion, analyze_offset_expr, address_analysis,
6323 object_analysis, analyze_offset): Removed.
6324 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6325 split_constant_offset, canonicalize_base_object_address,
6326 object_address_invariant_in_loop_p, disjoint_objects_p,
6327 dr_may_alias_p, dr_address_invariant_p): New functions.
6328 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6329 and dr_analyze_alias.
6330 (initialize_data_dependence_relation): Use dr_may_alias_p
6331 and object_address_invariant_in_loop_p.
6332 (compute_self_dependence): Handle the case when
6333 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6334 (find_data_references_in_stmt): Restrict the analysis of data
6335 references to the given loop nest.
6336 (find_data_references_in_loop): Made static. Pass loop nest to
6337 find_data_references_in_stmt.
6338 (compute_data_dependences_for_loop): Use DR_VOPS.
6339 (free_data_ref): Free DR_VOPS.
6340 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6341 (struct innermost_loop_behavior): ... new.
6342 (struct base_object_info): Replaced by ...
6343 (struct indices): ... new.
6344 (struct dr_alias): New.
6345 (enum data_ref_type): Removed.
6346 (struct data_reference): Consist of struct innermost_loop_behavior,
6347 struct indices and struct dr_alias.
6348 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6349 (DR_MEMTAG): Renamed to ...
6350 (DR_SYMBOL_TAG): ... this.
6351 (find_data_references_in_loop): Declaration removed.
6352 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6353 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6354 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6355 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6357 2007-05-13 Revital Eres <eres@il.ibm.com>
6359 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6360 which walks virtual def-use chains to find redundant stores.
6361 (dse_optimize_stmt): Call it.
6363 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6365 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6366 * passes.c (init_optimization_passes): Move pass_jump_bypass
6369 * basic-block.h (bb_has_eh_pred): Fix style issue.
6371 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6373 PR rtl-optimization/31848
6374 * loop-invariant.c (move_invariant_reg): If we move an insn
6375 with a REG_EQUAL note, and that insn is not always executed,
6376 remove the REG_EQUAL note.
6378 2007-05-12 Richard Guenther <rguenther@suse.de>
6380 PR tree-optimization/31797
6381 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6382 propagate into a stmt that has volatile ops.
6384 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6386 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6387 (gcc_tooldir): Likewise.
6388 * configure: Regenerate.
6389 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6390 old configure.ac gcc_tooldir setting.
6391 (prefix_to_exec_prefix): New variable.
6392 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6393 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6395 2007-05-11 Silvius Rus <rus@google.com>
6397 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6398 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6399 * c-common.h (strict_aliasing_warning): Change return type.
6400 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6401 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6402 (build_c_cast): Condition call to strict_aliasing_warning.
6403 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6404 * flags.h (set_Wstrict_aliasing): Declare.
6405 * opts.c (set_Wstrict_alising): Define, add call to.
6406 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6407 * tree-ssa-alias-warnings.c: New file.
6408 * tree-ssa-alias.c (compute_may_aliases): Add call to
6409 strict_aliasing_warning_backend.
6411 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6413 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6414 Use loop_depth and loop_outer accessor functions.
6415 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6416 determine_invariantness_stmt, move_computations_stmt): Ditto.
6417 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6418 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6419 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6420 * tree-scalar-evolution.c (interpret_loop_phi,
6421 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6422 instantiate_parameters_1, scev_const_prop): Ditto.
6423 * cfghooks.c (make_forwarder_block): Ditto.
6424 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6425 * modulo-sched.c (loop_canon_p): Ditto.
6426 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6427 slpeel_can_duplicate_loop_p): Ditto.
6428 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6429 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6430 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6431 cancel_loop, verify_loop_structure): Ditto.
6432 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6433 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6434 superloops vector instead of "pred" array.
6435 (establish_preds): Take father loop as an argument. Initialize the
6437 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6438 Do not initialize loop->outer.
6439 (flow_loop_tree_node_remove): Truncate the superloops vector.
6440 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6441 "pred" merged to "superloops" vector.
6442 (loop_depth, loop_outer): New.
6443 (fel_init): Use loop_outer.
6445 2007-05-11 Jan Hubicka <jh@suse.cz>
6447 * cgraphunit.c: Include gt-cgraphunit.h
6448 (static_ctors, static_dtors): New static vars.
6449 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6450 based on implementation in c-common.c
6451 (cgraph_finalize_function): Call record_cdtor_fn.
6452 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6453 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6454 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6455 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6456 build_cdtor, c_build_cdtor_fns): Remove.
6457 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6458 c_build_cdtor_fns): Remove prototype.
6460 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6463 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6464 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6465 * builtins.c (fold_builtin_memchr): New.
6466 (expand_builtin_memchr): Call the latter.
6467 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6468 * doc/extend.texi ([Other built-in functions provided by GCC]):
6471 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6473 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6474 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6475 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6476 PFPO_OP1_TYPE_SHIFT): Constants added.
6477 (DFP_ALL): Mode macro defined.
6478 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6479 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6480 Insn definitions added.
6481 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6482 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6485 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6487 PR tree-optimization/31885
6488 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6489 NULL_TREE to be undetermined.
6490 (automatically_generated_chrec_p): Return false for NULL.
6492 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6494 * config/bfin/bfin.h (MOVE_RATIO): Define.
6496 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6498 * config.gcc (sparc-wrs-vxworks): New target.
6499 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6500 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6501 * config/sparc/sparc.h: Include vxworks-dummy.h.
6502 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6503 include LABEL_REFs too.
6504 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6505 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6507 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6509 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6510 (sparc_emit_call_insn): New function.
6511 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6512 functions when generating VxWorks PIC.
6513 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6514 (call, call_value): Use sparc_emit_call_insn instead of
6517 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6519 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6521 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6523 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6524 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6525 split_double instead of operand_subword.
6527 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6529 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6530 * config/bfin/bfin.c (bfin_local_alignment): New function.
6531 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6533 2007-05-08 Chao-ying Fu <fu@mips.com>
6535 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6536 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6537 (smsub_widen_optab, umsub_widen_optab): Define.
6538 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6540 * genopinit.c (optabs): Fill in smsub_widen_optab and
6542 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6543 and umsub_widen_optab to implement multiply-subtract sequences.
6544 * config/mips/mips.md (*msac<u>_di): Rename to...
6545 (<u>msubsidi4): ...this. Extend condition to include
6546 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6547 of operand 0 to "ka" and use the three-operand form of msub<u>
6549 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6552 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6554 PR rtl-optimization/28011
6555 * reload.c (push_reload): Set dont_share if IN appears in OUT
6556 also when IN is a PLUS rtx.
6557 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6560 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6562 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6563 call unshare_all_decls.
6564 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6565 (unshare_all_decls): Remove.
6567 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6570 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6573 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6574 Nigel Stephens <nigel@mips.com>
6576 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6577 Update comments and all uses.
6578 (MIN_FPRS_PER_FMT): Define.
6579 * config/mips/mips.c (function_arg): Fix to correctly handle
6580 the -mips32r2 -mfp64 -mabi=32 case.
6581 (override_options): Enable use of odd-numbered registers for
6582 SFmode values on MIPS32.
6583 (mips_save_reg_p): Save whole floating-point register pair if
6584 either half is used.
6585 (compute_frame_size): Fix comment.
6587 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6589 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6590 argument of type bool.
6591 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6592 argument. Safely select temporary P register according to it.
6593 (do_link): Change call site of add_to_reg accordingly.
6594 (do_unlink): Add epilogue_p as a fourth argument and pass it
6596 (expand_interrupt_handler_epilogue): Change call of do_unlink
6598 (bfin_expand_prologue): Add a third argument sibcall_p.
6599 * config/bfin/bfin.md (epilogue): Change call of
6600 bfin_expand_epilogue accordingly.
6601 (sibcall_epilogue): Likewise.
6602 (eh_return_internal): Likewise.
6604 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6605 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6606 * config/bfin/bfin.c (bfin_handle_option): Handle
6607 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6608 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6609 Support bf534, bf536 and bf561.
6610 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6612 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6615 * config/i386/i386.c (ix86_function_regparm): Process local
6616 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6618 2007-05-07 Mike Stump <mrs@apple.com>
6620 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6621 also checks for and while statements in C++.
6623 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6625 * gcc.c (at_file_supplied): New variable.
6626 (main): Set it if we expanded argv.
6627 (do_spec_1): Pass an @-file to the linker if we were called with
6628 an @-file argument and HAVE_GNU_LD.
6629 * collect2.c (at_file_supplied): New variable.
6630 (response_file): New variable.
6631 (collect_exit): Unlink response_file if necessary.
6632 (handler): Likewise.
6633 (do_wait): Likewise.
6634 (main): Set at_file_supplied if we expanded argv.
6635 (collect_execute): Pass an @-file to subprocesses if we were called
6636 with an @-file argument.
6637 * configure.ac: Add define for HAVE_GNU_LD.
6638 * configure: Regenerate.
6639 * config.in: Regenerate.
6641 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6643 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6649 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6651 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6652 (TARGET_ENCODE_SECTION_INFO): Re-define.
6653 (m32c_encode_section_info): New
6654 (function_vector_handler): New
6655 (current_function_special_page_vector): New
6656 (m32c_special_page_vector_p): New.
6657 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6659 * config/m32c/jump.md: Added instruction JSRS for functions
6660 with attribute "function_vector".
6661 * doc/extend.texi (function_vector): Added description
6662 for M16C, M32C targets.
6664 2007-05-07 DJ Delorie <dj@redhat.com>
6667 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6668 ashrpsi3, lshrpsi3): Update shift count constraint.
6670 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6671 Nathan Froyd <froydnj@codesourcery.com>
6674 * c-incpath.c (add_path): Strip trailing path separators.
6676 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6678 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6679 Free dominance info before purging EH edges.
6680 (eliminate_degenerate_phis): Likewise.
6681 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6683 2007-05-07 Jan Hubicka <jh@suse.cz>
6685 * gimplify.c (gimplify_expr): Do not crash when folding
6686 (void *)(int)&a + 4.
6688 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6691 * c-opts.c (lang_fortran): Make it non static.
6692 * c-common.h (lang_fortran): New prototype.
6693 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6694 -lang-fortran option was passed by the driver.
6696 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6698 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6699 of ASSERT_CHECKING. Tweak message.
6701 2007-05-06 Revital Eres <eres@il.ibm.com>
6704 * loop-unroll.c (insert_var_expansion_initialization):
6705 Initialize the expansions with -zero instead of +zero.
6707 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6709 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6710 into pic and non-pic versions. Mark r19 as used for
6711 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6712 for tgd_load, tld_load and tie_load .
6713 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6714 version of tgd_load, tld_load and tie_load depending on the
6717 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6718 Jakub Jelinek <jakub@redhat.com>
6720 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6721 (__do_global_dtors_aux): Use more paranoid loop to run
6722 destructors if HIDDEN_DTOR_LIST_END.
6723 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6725 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6727 * varasm.c (align_variable): Don't increase alignment for
6728 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6729 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6731 2007-05-04 Josh Conner <jconner@apple.com>
6733 * basic-block.h (cdi_direction): Assign values to all enumeration
6735 (dom_computed): Remove.
6736 (dom_info_state): New.
6737 (set_dom_info_availability): New.
6738 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6739 walk_data.dom_direction.
6740 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6741 instead of dom_computed[].
6742 (split_edge): Likewise.
6743 (create_basic_block): Likewise.
6744 (merge_blocks): Likewise.
6745 * ifcvt.c (find_if_header): Likewise.
6746 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6747 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6748 * tree-ssa.c (verify_ssa): Likewise.
6749 * tree-cfg.c (tree_verify_flow_info): Likewise.
6750 (remove_edge_and_dominated_blocks): Likewise.
6751 * dominance.c (dom_computed): Make static.
6752 (calc_dfs_tree_nonrec): Change third param to a bool.
6753 (calc_dfs_tree): Change second param to a bool.
6754 (calc_idioms): Change second param to a bool. Use
6755 dom_convert_dir_to_idx.
6756 (init_dom_info): Validate dir before using.
6757 (dom_convert_dir_to_idx): New.
6758 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6759 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6760 (free_dominance_info): Use dom_convert_dir_to_idx.
6761 (get_immediate_dominator): Likewise.
6762 (set_immediate_dominator): Likewise.
6763 (get_dominated_by): Likewise.
6764 (redirect_immediate_dominators): Likewise.
6765 (nearest_common_denominator): Likewise.
6766 (dominated_by_p): Likewise.
6767 (bb_dom_dfs_in): Likewise.
6768 (bb_dom_dfs_out): Likewise.
6769 (recount_dominator): Likewise.
6770 (iterate_fix_dominators): Likewise.
6771 (add_to_dominance_info): Likewise.
6772 (delete_from_dominance_info): Likewise.
6773 (first_dom_son): Likewise.
6774 (next_dom_son): Likewise.
6775 (dom_info_available_p): Likewise.
6776 (dom_info_state): New.
6777 (set_dom_info_availability): New.
6779 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6781 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6783 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6785 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6787 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6788 (subdi3, subdi_carry): Delete.
6790 2007-05-04 Jan Hubicka <jh@suse.cz>
6791 Richard Guenther <rguenther@suse.de>
6793 * opts.c (decode_options): Do not fiddle with inlining
6794 parameters in case of optimizing for size.
6795 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6796 for size do nothing.
6797 (cgraph_decide_inlining_of_small_function): When optimizing for
6798 size never inline functions increasing caller size.
6799 (cgraph_early_inlining): Inline for size when optimizing for size.
6801 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6803 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6804 logical operations piecewise.
6805 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6806 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6807 subdi_sesidi_di): Delete.
6808 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6809 the generated sequence. Allow three-reg add in constraints. Rewrite
6810 the rtl expression for carry to avoid zero_extend of a constant.
6811 (sub_with_carry): New pattern.
6812 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6813 different sequence not involving jumps.
6814 (notbi): Now a named pattern.
6816 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6818 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6819 Add the note about a significant loss of accuracy of some
6820 mathematical routines when these options are used.
6822 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6824 * haifa-sched.c (rtx_vec_t): New typedef.
6825 (contributes_to_priority_p): Extract piece of priority () into new
6827 (priority): Use the function. Add assertion.
6828 (rank_for_schedule, set_priorities): Add assertion to check that
6829 insn's priority is initialized.
6830 (clear_priorities, calc_priorities): Change signature. Make it update
6831 all relevant insns. Update all callers ('add_to_speculative_block ()'
6832 and 'create_block_check_twin ()').
6833 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6834 Add new field 'priority_status'.
6835 (INSN_PRIORITY_STATUS): New macro.
6836 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6838 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6840 * sched-ebb.c (debug_ebb_dependencies): New static function.
6841 (init_ready_list): Use it.
6843 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6844 with changed signature and 'debug_rgn_dependencies ()'.
6845 (debug_rgn_dependencies): New static function.
6846 (init_ready_list): Use it.
6848 * sched-int.h (debug_dependencies): Declare.
6850 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6852 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6854 2007-05-04 Dirk Mueller <dmueller@suse.de>
6856 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6858 2007-05-03 Jan Hubicka <jh@suse.cz>
6860 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6861 ((T1)X op (T1)Y), for pointer type in more cases than before.
6863 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6865 * tree-object-size.c (plus_expr_object_size): When operand size is
6866 unknown, return unknown.
6868 2007-05-03 Dirk Mueller <dmueller@suse.de>
6870 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6872 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6875 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6877 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6879 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6881 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6883 * config/soft-fp/double.h, config/soft-fp/extended.h,
6884 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6885 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6886 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6887 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6890 2007-05-03 Ian Lance Taylor <iant@google.com>
6892 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6893 MASK_PPC_GFXOPT for 8540 or 8548.
6895 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6897 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6898 vect_print_dump_info() to output debug information.
6900 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6903 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6904 operands of size 2 when operand is not MEM_P.
6906 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6908 PR tree-optimization/30565
6909 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6911 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6913 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6914 (umulsi3_highpart): Use them.
6915 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6916 for final accumulator to D regisster tranfser.
6918 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6920 PR tree-optimization/31699
6921 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6923 (vect_enhance_data_refs_alignment): Compute peel amount using
6924 TYPE_VECTOR_SUBPARTS instead of vf.
6925 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6927 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6930 * system.h: Remove inclusion of double-int.h
6931 * tree.h: Include double-int.h
6932 * gengtype.c: Likewise
6933 * cfgloop.h: Likewise
6934 * Makefile.in: Adjust dependencies on double-int.h
6936 2007-05-02 Eric Christopher <echristo@apple.com>
6938 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6939 -shared to -Zdynamiclib.
6941 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6944 * c-common.c (strip_pointer_or_array_types): New function.
6945 * c-common.h (strip_pointer_or_array_types): New function declaration.
6947 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6949 PR tree-optimization/31771
6950 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6952 2007-05-02 Paul Brook <paul@codesourcery.com>
6954 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6956 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6959 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6962 2007-05-02 Nick Clifton <nickc@redhat.com>
6964 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6966 2007-05-02 Richard Guenther <rguenther@suse.de>
6968 PR tree-optimization/31146
6969 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6970 argument, single_use_p. If we have a single use that is
6971 a conversion to the definition rhs type, propagate that rhs.
6972 (forward_propagate_addr_expr): Pass single_use_p argument
6973 to forward_propagate_addr_expr_1.
6975 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6977 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6980 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6982 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6983 'AMD Family 10 core'.
6985 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6987 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6988 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6989 with SSE3 instruction set support.
6990 * doc/invoke.texi: Likewise.
6992 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6994 * config/i386/i386.c (override_options): Tuning 32-byte loop
6995 alignment for amdfam10 architecture. Increasing the max loop
6996 alignment to 24 bytes.
6998 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7000 * config/m68k/constraints.md: New.
7001 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7002 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7003 EXTRA_CONSTRAINT): Remove.
7004 * config/m68k/m68k.md: Include constraints.md.
7005 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7007 2007-05-01 Ian Lance Taylor <iant@google.com>
7009 PR tree-optimization/31739
7010 * tree-vrp.c (vrp_val_is_max): New static function.
7011 (vrp_val_is_min): New static function.
7012 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7014 (set_value_range): Use vrp_val_is_{max,min}.
7015 (extract_range_from_assert): Likewise.
7016 (extract_range_from_binary_expr): Likewise.
7017 (extract_range_from_unary_expr): Likewise.
7018 (dump_value_range, vrp_meet): Likewise.
7019 (vrp_visit_phi_node): Likewise.
7020 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7022 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7024 * config/i386/gmon-sol2.c (size_t): New type.
7025 (intptr_t): Likewise.
7026 (s_textsize): Declare as size_t.
7028 (monstartup): Use size_t for sizes.
7029 (_mcount): Save and restore registers.
7030 (internal_mcount): Pass 0 as the first argument to monstartup
7032 (moncontrol): Convert pointer to appropriately sized integer
7033 before passing to profil.
7035 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7037 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7038 __NO_FPRS__, not just if _SOFT_DOUBLE.
7039 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7040 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7041 also for E500 double.
7042 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7043 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7046 2007-05-01 Richard Guenther <rguenther@suse.de>
7048 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7051 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7053 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7055 2007-05-01 Jan Hubicka <jh@suse.cz>
7057 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7060 2007-05-01 Jan Hubicka <jh@suse.cz>
7062 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7063 (maybe_fold_offset_to_reference): Declare.
7064 * fold-const.c (fold_unary): Do not fold
7065 (type *)&A into &A->field_of_type_and_offset_0
7066 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7067 size is unknown, give up.
7068 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7070 (maybe_fold_offset_to_reference): New.
7071 (maybe_fold_stmt_indirect): Use it.
7072 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7073 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7075 (gimplify_expr): Likewise for plus_expr.
7077 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7079 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7080 bsi_after_labels. Always insert statements before bsi.
7081 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7082 * predict.c (apply_return_prediction): Check for empty blocks.
7083 * cfgexpand.c (lab_rtx_for_bb): New variable.
7084 (label_rtx_for_bb): Do not create new tree labels.
7085 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7086 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7087 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7089 (label_for_bb): Add field used.
7090 (update_eh_label, main_block_label): Mark the label used.
7091 (cleanup_dead_labels): Remove unused labels.
7093 2007-05-01 Richard Guenther <rguenther@suse.de>
7095 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7096 if it is not about to be set.
7097 (get_value_range): Do not pre-allocate equiv bitmap.
7098 (update_value_range): No need to clear equiv field.
7099 (add_equivalence): Change prototype to get bitmap pointer.
7100 Allocate bitmap here if it is not already.
7101 (extract_range_from_assert): Do not allocate bitmap here.
7102 Update callers to add_equivalence.
7103 (extract_range_from_ssa_name): Likewise.
7104 (get_vr_for_comparison): New static helper.
7105 (compare_name_with_value): Handle NULL equiv bitmap by
7106 peeling the first iteration of the comparison loop.
7107 Use get_vr_for_comparison.
7108 (compare_names): Handle NULL equiv bitmaps by using fake
7109 ones. Use get_vr_for_comparison.
7111 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7113 * double-int.c (mpz_set_double_int): Moved from
7114 tree-ssa-loop-niter.c.
7115 (mpz_get_double_int): Likewise; also, add option to wrap
7116 out-of-range integers.
7117 * double-int.h: New prototypes for above.
7118 * tree.c (get_static_type_bounds): Moved from
7119 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7120 TYPE_MAX_VALUE if they exist..
7121 * tree.h: New prototype for above.
7122 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7123 get_type_bounds calls.
7124 (mpz_set_double_int): Move to double-int.c.
7125 (get_type_bounds): Move to tree.c, rename to
7126 get_static_type_bounds.
7127 (mpz_to_double_int): Move to double-int.c, rename to
7130 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7132 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7133 DIV0 exception can fall through to a normal return.
7135 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7139 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7140 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7141 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7142 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7143 initialize align to silence bogus warning.
7144 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7145 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7147 (struct sra_walk_fns): Remove use_all parameter from use.
7148 (sra_hash_tree): Handle BIT_FIELD_REFs.
7149 (sra_elt_hash): Don't hash bitfld blocks.
7150 (sra_elt_eq): Skip them in parent compares as well. Handle
7152 (sra_walk_expr): Don't maintain or pass down use_all_p.
7153 (scan_use): Remove use_all parameter.
7154 (scalarize_use): Likewise. Re-expand assignment to
7155 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7156 output, and re-scalarize after output. Don't mark anything
7158 (scalarize_ldst): Adjust.
7159 (scalarize_walk_gimple_modify_statement): Likewise.
7160 (build_element_name_1): Handle BIT_FIELD_REFs.
7161 (instantiate_element): Don't warn for any element whose parent
7163 (instantiate_missing_elements_1): Return the sra_elt.
7164 (canon_type_for_field): New.
7165 (try_instantiate_multiple_fields): New.
7166 (instantiate_missing_elemnts): Use them.
7167 (mark_no_warning): Removed.
7168 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7169 (REPLDUP, sra_build_elt_assignment): New.
7170 (generate_copy_inout): Use them.
7171 (generate_element_copy): Likewise. Handle bitfld differences.
7172 (generate_element_zero): Don't recurse for blocks. Use
7173 sra_build_elt_assignment.
7174 (generate_one_element_int): Take elt instead of var. Use
7175 sra_build_elt_assignment.
7176 (generate_element_init_1): Adjust.
7177 (scalarize_use, scalarize_copy): Use REPLDUP.
7178 (scalarize_ldst): Move assert before dereference.
7179 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7181 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7184 * tree.c (reconstruct_complex_type): Reconstruct a reference
7186 Also use the same mode for the pointer as the old pointer type.
7188 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7190 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7193 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7195 PR rtl-optimization/31676
7196 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7197 (df_refs_record): Call it.
7199 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7201 * rtl.def (SS_ABS): New code.
7202 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7203 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7204 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7205 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7206 (bfin_init_builtins): Define them.
7207 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7208 (bfin_expand_builtin): ... and handle the others here.
7209 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7210 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7211 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7212 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7213 operand is only HImode.
7215 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7217 * regclass.c (scan_one_insn): Remove splitting of
7220 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7221 Nigel Stephens <nigel@mips.com>
7223 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7225 2007-04-28 Jan Hubicka <jh@suse.cz>
7227 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7228 insn_locators_alloc instead of insn_locators_initialize;
7229 call reset_block_changes.
7230 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7231 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7232 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7233 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7234 * config/score/score.c (th_output_mi_thunk): Likewise.
7235 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7236 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7237 tolerate uninitialized locator info.
7240 * function.c (init_function_start): Don't init line number info.
7241 (expand_function_end): Update.
7242 (reset_block_changes, record_block_change, finalize_block_changes,
7243 check_block_change, free_block_changes): Kill.
7244 * function.h (reset_block_changes, record_block_change,
7245 finalize_block_changes, check_block_change, free_block_changes):
7247 (struct function): Remove ib_boundaries_block.
7248 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7249 Use curr_insn_locator to initialize locator.
7250 (emit_line_note): Remove.
7251 * cfgexpand.c (expand_gimple_cond_expr): Update.
7252 (construct_exit_block): Likewise.
7253 (tree_expand_cfg): Initialize/finalize locators.
7254 * expr.c (expand_expr_real): Update.
7255 * cfglayout.c (line_locators_locs, line_locators_lines,
7256 file_locators_locs, file_locators_files): Remove.
7257 (set_block_levels): Move to cfgexpand.c.
7258 (insn_locators_initialize): Remove.
7259 (pass_insn_locators_initialize): Remove.
7260 (locations_locators_locs, locations_locators_vals): New static vars.
7261 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7263 (insn_locators_alloc, insn_locators_finalize,
7264 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7266 (locator_location): New.
7267 (locator_line, locator_file): Rewrite.
7268 * rtl.h (emit_line_note): Kill.
7269 (insn_locators_alloc, insn_locators_finalize,
7270 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7272 * tree-inline.c (initialize_cfun): Do not initialize
7273 ib_boundaries_block.
7274 * passes.c (pass_insn_locators_initialize): Remove.
7276 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7278 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7279 info. Update last_basic_block correctly.
7281 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7284 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7285 register itself to hold the offset constant. Tell flow the use
7286 of r4 and r5 when they are used.
7288 2007-04-27 Richard Guenther <rguenther@suse.de>
7290 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7291 if we simplified anything.
7292 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7293 warnings until we did a simplification and the stmt was not
7294 marked as TREE_NO_WARNING.
7296 2007-04-27 Mike Stump <mrs@apple.com>
7298 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7300 2007-04-27 Ian Lance Taylor <iant@google.com>
7303 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7304 TYPE_MAX_VALUE exist, convert them to the new type.
7306 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7308 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7309 if it claims to be available.
7310 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7312 (perform_tree_ssa_dce): Always free postdominators.
7314 2007-04-27 Richard Henderson <rth@redhat.com>
7316 * config/alpha/predicates.md (aligned_memory_operand): Mark
7317 as define_special_predicate.
7318 (unaligned_memory_operand, normal_memory_operand): Likewise.
7319 (reg_or_unaligned_mem_operand): Remove.
7320 (any_memory_operand): Match the documentation and check for
7321 non-renumbered pseudos during reload.
7322 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7323 alpha_secondary_reload_class, update to new interface, make static.
7324 Handle CQImode like HImode. Remove FP subreg check.
7325 (alpha_expand_mov): Use replace_equiv_address.
7326 (alpha_expand_mov_nobwx): Use any_memory_operand.
7327 (TARGET_SECONDARY_RELOAD): New.
7328 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7329 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7330 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7331 * config/alpha/alpha.md: ... here.
7332 (RELOAD12, reloadmode): New.
7334 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7335 Don't handle the aligned case here.
7336 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7337 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7338 reload_inhi_help. Don't expect a scratch register.
7339 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7341 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7343 2007-04-27 Richard Guenther <rguenther@suse.de>
7345 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7347 2007-04-27 Richard Guenther <rguenther@suse.de>
7349 PR tree-optimization/30965
7350 PR tree-optimization/30978
7351 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7352 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7353 (find_equivalent_equality_comparison): Likewise.
7354 (simplify_cond): Likewise.
7355 (get_prop_source_stmt): New helper.
7356 (get_prop_dest_stmt): Likewise.
7357 (can_propagate_from): Likewise.
7358 (remove_prop_source_from_use): Likewise.
7359 (combine_cond_expr_cond): Likewise.
7360 (forward_propagate_comparison): New function.
7361 (forward_propagate_into_cond): Rewrite to use fold for
7363 (tree_ssa_forward_propagate_single_use_vars): Call
7364 forward_propagate_comparison to propagate comparisons.
7366 2007-04-27 Richard Guenther <rguenther@suse.de>
7368 PR tree-optimization/31715
7369 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7370 sure to do computation on the offset in an appropriate
7373 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7375 * reload.h (elimination_target_reg_p): Declare.
7376 * reload.c (find_reloads): Don't apply the reg_rtx move
7377 optimization if the SET_DEST satisfies elimination_target_reg_p.
7378 * reload1.c (elimination_target_reg_p): New function.
7379 (gen_reload): In the move/add2 fallback, make sure that op0
7380 does not overlap the destination register.
7382 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7384 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7385 transform only GIMPLE_MODIFY_STMTs.
7386 * tree-complex.c (expand_complex_operations_1): Ditto.
7387 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7388 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7389 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7391 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7392 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7393 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7394 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7395 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7396 slpeel_add_loop_guard): Ditto.
7397 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7398 * lambda-code.c (perfect_nestify): Ditto.
7399 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7400 before the first statement.
7401 * tree-optimize.c (execute_free_datastructures): Fix comments.
7402 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7403 * tree-flow.h (disband_implicit_edges): Declaration removed.
7404 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7406 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7407 COND_EXPRs without gotos.
7408 (disband_implicit_edges, has_label_p): Removed.
7409 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7410 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7412 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7414 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7415 also for COND_EXPRs.
7416 * cfgexpand.c (label_rtx_for_bb): New function.
7417 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7418 Use label_rtx_for_bb to find the labels.
7419 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7420 last block. Detect fallthru edges.
7422 2007-04-26 Ian Lance Taylor <iant@google.com>
7425 * reload.c (find_reloads_subreg_address): If the address was valid
7426 in the original mode but not in the new mode, reload the whole
7429 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7431 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7432 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7433 (cleanup_control_expr_graph): Do not invalidate dominance info.
7434 Record altered blocks.
7435 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7436 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7437 cleanup_tree_cfg_bb): New functions.
7438 (remove_forwarder_block): Do not maintain the worklist of blocks.
7439 Record altered blocks.
7440 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7442 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7443 delete_unreachable_blocks if dominators are not available.
7444 * tree-inline.c (optimize_inline_calls): Free dominance information
7446 * tree-flow.h (remove_edge_and_dominated_blocks,
7447 cfgcleanup_altered_bbs): Altered.
7448 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7450 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7452 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7453 do not invalidate dominators.
7455 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7457 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7458 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7459 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7460 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7462 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7464 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7466 2007-04-26 Richard Guenther <rguenther@suse.de>
7468 PR tree-optimization/31703
7469 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7470 the right type for the target of the bittest.
7472 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7474 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7475 ix86_sol10_return_in_memory.
7477 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7479 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7482 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7485 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7487 PR tree-optimization/30558
7488 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7489 clear this_state.prev_try.
7491 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7492 Mark Mitchell <mark@codesourcery.com>
7494 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7495 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7496 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7498 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7501 * doc/invoke.texi (%:print-asm-header): Document.
7502 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7504 (static_spec_functions): Add print-asm-header.
7505 (main): Print a banner before the --target-help linker options.
7506 (print_asm_header_spec_function): New function.
7508 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7511 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7512 (movsf_ie): Likewise.
7514 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7516 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7518 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7520 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7521 exception for divide-by-zero.
7522 (__umodsi3, __modsi3): Likewise.
7524 2007-04-25 Dirk Mueller <dmueller@suse.de>
7526 * c-typeck.c (build_compound_expr): Annotate warning()
7527 call with OPT_Wunused_value.
7528 * tree-ssa.c (warn_uninit): Annotate warning with
7530 * c-common.c (handle_sentinel_attribute): Annotate warning
7531 call with OPT_Wattributes.
7533 2007-04-25 Thiemo Seufer <ths@mips.com>
7535 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7537 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7538 on to the assembler. Improve handling of -mno-mips16. Add handling
7539 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7540 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7541 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7542 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7544 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7547 * config/i386/winnt.c (i386_pe_file_end): Strip only
7548 USER_LABEL_PREFIX when writing export name.
7550 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7552 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7553 sh/elf.h, vx-common.h and vxworks.h.
7554 * config/sh/sh.h: Include config/vxworks-dummy.h.
7555 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7556 (OVERRIDE_OPTIONS): Use it.
7557 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7558 (vxworks_picreg): New pattern.
7559 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7560 VXWORKS_OS_CPP_BUILTINS.
7561 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7562 to their VXWORKS_* equivalents.
7563 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7564 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7565 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7566 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7567 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7568 -mrtp/-fPIC multilibs.
7569 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7570 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7571 (MULTILIB_OSDIRNAMES): Delete.
7573 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7576 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7578 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7580 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7581 rounding mode to be specified by the caller.
7582 (real_to_mpfr) Likewise.
7583 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7584 include new arguments.
7585 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7587 2007-04-24 Ian Lance Taylor <iant@google.com>
7589 PR tree-optimization/31605
7590 * tree-vrp.c (set_value_range): Check that min and max are not
7591 both overflow infinities.
7592 (set_value_range_to_value): New static function.
7593 (extract_range_from_binary_expr): Call set_value_range_to_value.
7594 (extract_range_from_cond_expr): Likewise.
7595 (extract_range_from_expr): Likewise.
7596 (extract_range_from_unary_expr): Likewise. Don't create a range
7597 which overflows on both sides.
7598 (vrp_meet): Check for a useless range.
7599 (vrp_visit_phi_node): If we see a constant which looks like an
7600 overflow infinity, turn off the TREE_OVERFLOW flag.
7602 2007-04-24 Ian Lance Taylor <iant@google.com>
7604 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7606 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7609 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7610 diagnostic message is being built.
7611 * tree-pretty-print.c (dump_generic_node): Only write the
7612 formatted text into BUFFER's stream if we are not building a
7614 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7616 * Makefile.in (toplev.o): Depend on tree-pass.h.
7618 2007-04-24 Ian Lance Taylor <iant@google.com>
7620 PR tree-optimization/31602
7621 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7622 conditionals in the copied loop header.
7623 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7624 warnings if TREE_NO_WARNING is set.
7625 * doc/invoke.texi (Warning Options): Clarify that
7626 -Wstrict-overflow does not warn about loops.
7628 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7630 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7631 expand on the comment about _Decimal128 arguments and check the
7632 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7633 that _Decimal128 argument uses even/odd register pair.
7634 (function_arg): Ditto.
7636 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7638 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7639 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7641 2007-04-24 Richard Guenther <rguenther@suse.de>
7642 Olga Golovanevsky <olga@il.ibm.com>
7644 * fold-const.c (multiple_of_p): Check for bottom
7647 2007-04-24 Richard Henderson <rth@redhat.com>
7649 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7650 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7651 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7652 looking for non-zero bits shifted out. Avoid a recursive call
7653 when constructing the scalar.
7654 (__floatundisf): Likewise.
7656 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7658 * dwarf2out.c (field_byte_offset): Move the existing logic
7659 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7660 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7662 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7665 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7666 length argument of 0 for memset.
7667 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7668 unsigned shift instead of the signed variant.
7670 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7672 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7673 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7674 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7675 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7676 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7677 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7678 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7679 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7680 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7681 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7682 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7683 "mul<mode>3", "div<mode>3"): Insn definitions added.
7684 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7685 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7686 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7687 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7688 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7689 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7690 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7691 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7692 TARGET_FLOAT_FORMAT): Macro definitions removed.
7693 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7694 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7695 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7696 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7697 (s390_gen_rtx_const_DI): Function removed.
7698 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7700 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7702 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7703 over an external ffs function.
7705 2007-04-24 Chao-ying Fu <fu@mips.com>
7706 Richard Sandiford <richard@nildram.co.uk>
7708 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7709 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7710 (smadd_widen_optab, umadd_widen_optab): Define.
7711 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7713 * genopinit.c (optabs): Fill in smadd_widen_optab and
7715 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7716 and umadd_widen_optab to implement multiply-add sequences.
7717 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7718 (<u>maddsidi4): ...this. Extend condition to include
7719 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7720 of operand 0 to "ka" and use the three-operand form of madd<u>
7722 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7724 * config/mips/constraints.md (ka): New register constraint.
7726 2007-04-24 Jan Hubicka <j@suse.cz>
7730 2007-04-23 Jan Hubicka <jh@suse.cz>
7731 * function.c (init_function_start): Don't init line number info.
7732 (expand_function_end): Update.
7733 (reset_block_changes, record_block_change, finalize_block_changes,
7734 check_block_change, free_block_changes): Kill.
7735 * function.h (reset_block_changes, record_block_change,
7736 finalize_block_changes, check_block_change, free_block_changes):
7738 (struct function): Remove ib_boundaries_block.
7739 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7740 Use curr_insn_locator to initialize locator.
7741 (emit_line_note): Remove.
7742 * cfgexpand.c (expand_gimple_cond_expr): Update.
7743 (construct_exit_block): Likewise.
7744 (tree_expand_cfg): Initialize/finalize locators.
7745 * expr.c (expand_expr_real): Update.
7746 * cfglayout.c (line_locators_locs, line_locators_lines,
7747 file_locators_locs, file_locators_files): Remove.
7748 (set_block_levels): Move to cfgexpand.c.
7749 (insn_locators_initialize): Remove.
7750 (pass_insn_locators_initialize): Remove.
7751 (locations_locators_locs, locations_locators_vals): New static vars.
7752 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7754 (insn_locators_alloc, insn_locators_finalize,
7755 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7757 (locator_location): New.
7758 (locator_line, locator_file): Rewrite.
7759 * rtl.h (emit_line_note): Kill.
7760 (insn_locators_alloc, insn_locators_finalize,
7761 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7763 * tree-inline.c (initialize_cfun): Do not initialize
7764 ib_boundaries_block.
7765 * passes.c (pass_insn_locators_initialize): Remove.
7767 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7769 * doc/invoke.texi: Removed leading '-' from option index entries.
7771 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7773 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7775 (create_phi_node): Use set_phi_nodes.
7776 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7777 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7778 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7779 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7780 (bsi_start, bsi_last): Use bb_stmt_list.
7781 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7782 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7783 Traverse the statements using tsi iterator.
7784 * basic-block.h (struct basic_block_def): Fields stmt_list
7785 and phi_nodes moved to ...
7786 (struct tree_bb_info): ... new structure.
7787 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7788 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7789 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7790 (tree_verify_flow_info): Verify that il.tree is not set for
7791 entry and exit block.
7792 (tree_split_block): Use set_bb_stmt_list.
7794 2007-04-23 Mike Stump <mrs@apple.com>
7796 * config/i386/i386.c (ix86_tune_features
7797 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7800 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7802 * config/i386/i386.md (prefix_extra): New attribute.
7803 (length): Add prefix_extra.
7805 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7806 (sse2_movntv2di): Likewise.
7807 (sse2_cvtps2dq): Likewise.
7808 (sse2_cvtpd2pi): Likewise.
7809 (sse2_cvttpd2pi): Likewise.
7810 (*sse2_cvtpd2ps): Likewise.
7811 (*add<mode>3): Likewise.
7812 (sse2_ssadd<mode>3): Likewise.
7813 (sse2_usadd<mode>3): Likewise.
7814 (*sub<mode>3): Likewise.
7815 (sse2_sssub<mode>3): Likewise.
7816 (sse2_ussub<mode>3): Likewise.
7817 (*mulv8hi3): Likewise.
7818 (*smulv8hi3_highpart): Likewise.
7819 (*umulv8hi3_highpart): Likewise.
7820 (sse2_umulv2siv2di3): Likewise.
7821 (sse2_pmaddwd): Likewise.
7822 (ashr<mode>3): Likewise.
7823 (lshr<mode>3): Likewise.
7824 (ashl<mode>3): Likewise.
7825 (sse2_ashlti3): Likewise.
7826 (sse2_lshrti3): Likewise.
7827 (*umaxv16qi3): Likewise.
7828 (*smaxv8hi3): Likewise.
7829 (*uminv16qi3): Likewise.
7830 (*sminv8hi3): Likewise.
7831 (sse2_eq<mode>3): Likewise.
7832 (sse2_gt<mode>3): Likewise.
7833 (*and<mode>3): Likewise.
7834 (sse2_nand<mode>3): Likewise.
7835 (*ior<mode>3): Likewise.
7836 (*xor<mode>3): Likewise.
7837 (sse2_packsswb): Likewise.
7838 (sse2_packssdw): Likewise.
7839 (sse2_packuswb): Likewise.
7840 (sse2_punpckhbw): Likewise.
7841 (sse2_punpcklbw): Likewise.
7842 (sse2_punpckhwd): Likewise.
7843 (sse2_punpcklwd): Likewise.
7844 (sse2_punpckhdq): Likewise.
7845 (sse2_punpckldq): Likewise.
7846 (sse2_punpckhqdq): Likewise.
7847 (sse2_punpcklqdq): Likewise.
7848 (*sse2_pinsrw): Likewise.
7849 (*sse2_pextrw): Likewise.
7850 (sse2_pshufd_1): Likewise.
7851 (sse2_uavgv16qi3): Likewise.
7852 (sse2_uavgv8hi3): Likewise.
7853 (sse2_psadbw): Likewise.
7854 (sse2_pmovmskb): Likewise.
7855 (*sse2_maskmovdqu): Likewise.
7856 (*sse2_maskmovdqu_rex64): Likewise.
7857 (sse4a_extrqi): Likewise.
7858 (sse4a_extrq): Likewise.
7859 (sse3_lddqu): Set prefix_rep.
7860 (sse3_addsubv4sf3): Likewise.
7861 (sse3_haddv4sf3): Likewise.
7862 (sse3_hsubv4sf3): Likewise.
7863 (sse_cvtss2si): Likewise.
7864 (sse_cvtss2si_2): Likewise.
7865 (sse_cvtss2siq): Likewise.
7866 (sse_cvtss2siq_2): Likewise.
7867 (sse_cvttss2si): Likewise.
7868 (sse_cvttss2siq): Likewise.
7869 (sse2_cvttps2dq): Likewise.
7870 (sse3_movshdup): Likewise.
7871 (sse3_movsldup): Likewise.
7872 (sse2_cvtsd2si): Likewise.
7873 (sse2_cvtsd2si_2): Likewise.
7874 (sse2_cvtsd2siq): Likewise.
7875 (sse2_cvtsd2siq_2): Likewise.
7876 (sse2_cvttsd2si): Likewise.
7877 (sse2_cvttsd2siq): Likewise.
7878 (*sse2_cvtpd2dq): Likewise.
7879 (*sse2_cvttpd2dq): Likewise.
7880 (sse2_pshuflw_1): Likewise.
7881 (sse2_pshufhw_1): Likewise.
7882 (sse4a_insertqi): Likewise.
7883 (sse4a_insertq): Likewise.
7884 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7885 (ssse3_phadddv4si3): Likewise.
7886 (ssse3_phaddswv8hi3): Likewise.
7887 (ssse3_phsubwv8hi3): Likewise.
7888 (ssse3_phsubdv4si3): Likewise.
7889 (ssse3_phsubswv8hi3): Likewise.
7890 (ssse3_pmaddubswv8hi3): Likewise.
7891 (ssse3_pmulhrswv8hi3): Likewise.
7892 (ssse3_pshufbv16qi3): Likewise.
7893 (ssse3_psign<mode>3): Likewise.
7894 (ssse3_palignrti): Likewise.
7895 (abs<mode>2): Likewise.
7896 (ssse3_phaddwv4hi3): Set prefix_extra.
7897 (ssse3_phadddv2si3): Likewise.
7898 (ssse3_phaddswv4hi3): Likewise.
7899 (ssse3_phsubwv4hi3): Likewise.
7900 (ssse3_phsubdv2si3): Likewise.
7901 (ssse3_phsubswv4hi3): Likewise.
7902 (ssse3_pmaddubswv4hi3): Likewise.
7903 (ssse3_pmulhrswv4hi3): Likewise.
7904 (ssse3_pshufbv8qi3): Likewise.
7905 (ssse3_psign<mode>3): Likewise.
7906 (ssse3_palignrdi): Likewise.
7907 (abs<mode>2): Likewise.
7908 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7909 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7910 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7912 2007-04-23 Nick Clifton <nickc@redhat.com>
7914 * params.def: Fix formatting of emacs local variables.
7916 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7918 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7919 move if inter-unit move isn't allowed.
7920 Don't split moving the first element of V2DI to DI to inter-unit
7921 move if inter-unit move isn't allowed.
7923 2007-04-23 Richard Guenther <rguenther@suse.de>
7925 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7926 and CDI_POST_DOMINATORS separately.
7928 2007-04-23 Nick Clifton <nickc@redhat.com>
7930 * c.opt (Wformat-contains-nul): Add warning attribute.
7932 2007-04-23 Jan Hubicka <jh@suse.cz>
7934 * function.c (init_function_start): Don't init line number info.
7935 (expand_function_end): Update.
7936 (reset_block_changes, record_block_change, finalize_block_changes,
7937 check_block_change, free_block_changes): Kill.
7938 * function.h (reset_block_changes, record_block_change,
7939 finalize_block_changes, check_block_change, free_block_changes):
7941 (struct function): Remove ib_boundaries_block.
7942 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7943 Use curr_insn_locator to initialize locator.
7944 (emit_line_note): Remove.
7945 * cfgexpand.c (expand_gimple_cond_expr): Update.
7946 (construct_exit_block): Likewise.
7947 (tree_expand_cfg): Initialize/finalize locators.
7948 * expr.c (expand_expr_real): Update.
7949 * cfglayout.c (line_locators_locs, line_locators_lines,
7950 file_locators_locs, file_locators_files): Remove.
7951 (set_block_levels): Move to cfgexpand.c.
7952 (insn_locators_initialize): Remove.
7953 (pass_insn_locators_initialize): Remove.
7954 (locations_locators_locs, locations_locators_vals): New static vars.
7955 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7957 (insn_locators_alloc, insn_locators_finalize,
7958 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7960 (locator_location): New.
7961 (locator_line, locator_file): Rewrite.
7962 * rtl.h (emit_line_note): Kill.
7963 (insn_locators_alloc, insn_locators_finalize,
7964 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7966 * tree-inline.c (initialize_cfun): Do not initialize
7967 ib_boundaries_block.
7968 * passes.c (pass_insn_locators_initialize): Remove.
7970 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7973 * expr.c (reduce_to_bit_field_precision): Handle
7976 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7978 PR tree-optimization/24659
7979 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7980 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7981 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7982 * genopinit.c (optabs): Rename vec_pack_mod_optab
7983 to vec_pack_trunc_optab.
7984 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7985 early for scalar floating point operands for NOP_EXPR.
7986 (vectorizable_type_promotion): Ditto.
7987 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7988 vec_pack_trunc_optab.
7989 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7991 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7992 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7993 Rename from VEC_PACK_MOD_EXPR.
7994 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7995 * expr.c (expand_expr_real_1): Ditto.
7996 * tree-inline.c (estimate_num_insns_1): Ditto.
7997 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7999 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8000 (vec_unpacks_lo_v4sf): Ditto.
8001 (vec_pack_trunc_v2df): Ditto.
8002 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8003 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8004 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8006 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8008 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8010 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8011 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8012 packing of floating point operands.
8013 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8014 represent unpacking of floating point operands.
8015 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8016 [vec_unpacks_hi]: Ditto.
8017 [vec_unpacks_lo]: Ditto.
8019 2007-04-22 Jan Hubicka <jh@suse.cz>
8021 * final.c (rest_of_handle_final): Call
8022 targetm.asm_out.constructor/targetm.asm_out.destructor
8023 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8024 proper priority via decl_*_priority_insert.
8025 * c-common.c (c_expand_body): Likewise.
8027 2007-04-22 Richard Guenther <rguenther@suse.de>
8029 PR tree-optimization/29789
8030 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8031 (rewrite_reciprocal): New helper split out from
8032 determine_invariantness_stmt.
8033 (rewrite_bittest): Likewise.
8034 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8035 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8038 2007-04-22 Revital Eres <eres@il.ibm.com>
8040 * loop-unroll.c (var_to_expand): New field to support also
8041 insns of the form x = something + x.
8042 (analyze_insn_to_expand_var): Use it.
8043 (expand_var_during_unrolling): Likewise.
8045 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8047 * predict.c: Include pointer-set.h.
8048 (bb_predictions): New variable.
8049 (tree_predicted_by_p, tree_predict_edge,
8050 remove_predictions_associated_with_edge): Use bb_predictions map
8051 instead of bb->predictions.
8052 (clear_bb_predictions, assert_is_empty): New functions.
8053 (combine_predictions_for_bb): Use bb_predictions map. Call
8054 clear_bb_predictions.
8055 (tree_estimate_probability): Create and free bb_predictions map.
8056 * Makefile.in (predict.o): Add pointer-set.h dependency.
8057 * basic-block.h (struct basic_block_def): Remove predictions
8059 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8061 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8064 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8067 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8069 * timevar.c (timevar_print): Change reference of --disable-checking to
8070 --enable-checking=release. Also warn if assert checking is disabled.
8072 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8075 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8076 decl as addressable if the compound literal was marked as
8078 Mark the decl as a gimple register if it is a complex or
8079 vector decl and does not live in memory.
8081 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8083 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8084 (GENERIC_NEXT): New function macro.
8085 (PHI_CHAIN): Use phi_node's new chain variable.
8086 (tree_phi_node): Change tree_common to tree_base
8087 and add the chain field.
8088 * tree-phinodes.c (make_phi_node): Don't set
8089 TREE_TYPE on the new node.
8090 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8091 instead of checking GIMPLE_TUPLE_P in chain_next.
8092 * tree-vect-transform.c
8093 (get_initial_def_for_induction): Look at
8094 PHI_RESULT_TREE for the type of the phi node.
8095 (update_vuses_to_preheader): Use PHI_CHAIN
8096 instead of TREE_CHAIN on the phi node.
8097 * tree-ssa-structalias.c (compute_points_to_sets):
8099 (ipa_pta_execute): Likewise.
8101 2007-04-21 Richard Guenther <rguenther@suse.de>
8104 * fold-const.c (fold_unary): Call fold_convert_const on the
8107 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8109 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8110 (store_killed_in_pat): New.
8112 2007-04-20 Richard Henderson <rth@redhat.com>
8115 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8116 TREE_LIST with a void_type_node value, not void_list_node exactly.
8118 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8120 * doc/standards.texi: Re-arrange into language-specific
8121 subsections. Add a C++ section, documenting which standards we
8124 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8126 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8127 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8129 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8131 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8132 ecrti.o and crtbegin.o.
8133 (LIB_DEFAULT_SPEC): Include -lc.
8134 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8136 2007-04-20 Richard Henderson <rth@redhat.com>
8139 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8140 argument; update all callers.
8141 (get_unaligned_offset): New.
8142 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8143 get_unaligned_address, just pass on the address directly.
8144 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8145 the subreg in the helper patterns.
8146 (unaligned_extendqidi_le): Use get_unaligned_offset.
8147 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8148 (unaligned_extendhidi_be): Likewise.
8149 (unaligned_extendhidi): Tidy.
8150 * config/alpha/alpha-protos.h: Update.
8152 2007-04-20 Richard Henderson <rth@redhat.com>
8154 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8155 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8156 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8157 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8158 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8159 (CPP_SPEC): Don't include %(cpp_subtarget).
8160 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8161 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8162 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8164 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8166 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8167 for __builtin_ia32_cmpordss.
8169 PR tree-optimization/31632
8170 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8171 and arg1 for optimizations of comparison against min/max values.
8172 Fold arg0 to arg1's type for optimizations of comparison against
8173 min+1 and max-1 values.
8175 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8177 * reload.c (combine_reloads): When trying to use a dying register,
8178 check whether it's uninitialized and don't use if so.
8180 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8182 * fold-const.c: Remove prototypes for native_encode_expr and
8183 native_interpret_expr.
8184 (native_encode_expr): Make non-static.
8185 (native_interpret_expr): Likewise.
8186 * tree.h: Add prototypes for the above.
8188 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8190 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8191 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8192 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8193 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8194 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8195 Add length attributes.
8197 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8199 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8202 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8203 __STDC_WANT_DEC_FP__.
8205 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8207 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8208 for long double compatibility.
8209 * configure: Regenerate.
8211 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8213 PR rtl-optimization/29841
8214 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8216 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8217 that may cause control flow transfer from being moved.
8219 2007-04-18 Jan Hubicka <jh@suse.cz>
8221 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8224 2007-04-18 Eric Christopher <echristo@apple.com>
8226 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8227 only. Update operands.
8228 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8229 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8230 link register to pic register.
8232 2007-04-18 Dirk Mueller <dmueller@suse.de>
8235 * tree-vrp.c (search_for_addr_array): New.
8236 (check_array_bounds): Suppress warning about
8237 address taken of array refs if its not de-referenced.
8239 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8241 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8242 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8244 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8245 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8246 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8248 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8250 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8252 (vect_analyze_scalar_cycles): Fix indentation.
8253 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8254 (vect_mark_relevant): Include phis in relevance analysis.
8256 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8258 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8260 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8261 output_operand_lossage().
8263 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8265 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8266 the unused code for reduction without adjust-in-epilog to simplify the
8269 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8271 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8272 (S390_TDC_NEGATIVE_ZERO): New constant.
8273 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8274 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8275 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8276 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8277 (S390_TDC_POSITIVE_INFINITY): New constant.
8278 (S390_TDC_NEGATIVE_INFINITY): New constant.
8279 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8280 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8281 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8282 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8283 (S390_TDC_INFINITY): New constant.
8284 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8285 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8286 optimization for UNSPEC_CCZ_TO_INT.
8287 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8288 ("*ccz_to_int"): New insn.
8289 ("isinf<mode>2"): New insn.
8290 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8291 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8292 (UNSPEC_CCZ_TO_INT): New constant.
8294 2007-04-18 Richard Guenther <rguenther@suse.de>
8296 PR tree-optimization/19431
8297 PR tree-optimization/21463
8298 * tree-pass.h (pass_phiprop): Declare.
8299 * passes.c (init_optimization_passes): New phiprop pass.
8300 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8301 (phivn_valid_p): New helper function.
8302 (phiprop_insert_phi): Likewise.
8303 (propagate_with_phi): Likewise.
8304 (tree_ssa_phiprop): New propagator propagating loads
8305 through phi nodes if profitable.
8307 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8309 * tree-vect-analyze.c (process_use): New function.
8310 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8311 Check phis in all bbs.
8312 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8315 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8317 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8320 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8323 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8326 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8328 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8330 (sse_vmmulv4sf3): Likewise.
8331 (sse2_vmaddv2df3): Likewise.
8332 (sse2_vmmulv2df3): Likewise.
8334 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8336 PR rtl-optimization/31360
8337 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8338 (target_reg_cost): New.
8339 (init_set_costs): Initialize target_reg_cost. Add comments
8340 regarding the rationale of the costs.
8341 (global_cost_for_size): Renamed to...
8342 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8343 of register pressure.
8344 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8345 estimate_reg_pressure_cost. Add number of ivs.
8346 (determine_set_costs): Dump target_reg_cost.
8347 * loop-invariant.c (gain_for_invariant): Use
8348 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8349 (best_gain_for_invariant, find_invariants_to_move): Remove
8351 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8352 (target_reg_cost): Declare.
8353 (global_cost_for_size): Declaration removed.
8354 (estimate_reg_pressure_cost): Declare.
8356 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8358 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8359 regnos into even/odd register pairs.
8360 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8361 TDmode similar to the other floating point modes.
8362 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8363 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8365 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8366 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8367 (movdd_hardfloat64): Use TARGET_MFPGPR.
8369 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8371 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8374 2005-01-05 Richard Henderson <rth@redhat.com>
8376 * reload1.c (do_input_reload): Restrict the optimization deleteing
8377 a previous output reload to RELOAD_FOR_INPUT.
8379 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8381 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8382 induc_vec_info_type.
8383 (vectorizable_induction): New function declaration.
8384 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8385 check if already vectorized. Find first place in BB where new stmts
8386 can be inserted. Takes only one argument.
8387 (vectorizable_induction): New function.
8388 (vect_transform_stmt): Add case for induc_vec_info_type to call
8389 vectorizable_induction.
8390 (vect_transform_loop): Consider phis for vectorization.
8391 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8393 (analyze_operations): Call vectorizable_induction when analyzing phis.
8395 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8396 (vect_mark_relevant): Include phis in relevance analysis.
8397 (vect_mark_stmts_to_be_vectorize): Likewise.
8398 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8400 2007-04-16 Lawrence Crowl <crowl@google.com>
8402 * doc/invoke.texi (Debugging Options): Add documentation for the
8403 -femit-struct-debug options -femit-struct-debug-baseonly,
8404 -femit-struct-debug-reduced, and
8405 -femit-struct-debug-detailed[=...].
8407 * c-opts.c (c_common_handle_option): Add
8408 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8409 and OPT_femit_struct_debug_detailed_.
8410 * c.opt: Add specifications for
8411 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8412 and -femit-struct-debug-detailed[=...].
8413 * opts.c (set_struct_debug_option): Parse the
8414 -femit-struct-debug-... options.
8415 * opts.c (matches_main_base, main_input_basename,
8416 main_input_baselength, base_of_path, matches_main_base): Add
8417 variables and functions to compare header base name to compilation
8419 * opts.c (should_emit_struct_debug): Add to determine to emit a
8420 structure based on the option.
8421 (dump_struct_debug) Also disabled function to debug this
8423 * opts.c (handle_options): Save the base name of the
8426 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8427 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8428 This hook indicates if a type is generic. Set it by default
8430 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8431 to determine if a struct type is generic or not.
8432 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8433 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8434 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8437 * flags.h (enum debug_info_usage): Add an enumeration to describe
8438 a program's use of a structure type.
8439 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8440 to indicate the program's usage of the type. Filter structs based
8441 on the -femit-struct-debug-... specification.
8442 (gen_type_die): Split into two routines, gen_type_die and
8443 gen_type_die_with_usage. gen_type_die is now a wrapper
8444 that assumes direct usage.
8445 (gen_type_die_with_usage): Replace calls to gen_type_die
8446 with gen_type_die_with_usage adding the program usage of
8447 the referenced type.
8448 (dwarf2out_imported_module_or_decl): Suppress struct debug
8449 information using should_emit_struct_debug when appropriate.
8451 2007-04-16 Ian Lance Taylor <iant@google.com>
8453 PR tree-optimization/31522
8454 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8455 (vrp_initialize): Allocate vr_phi_edge_counts.
8456 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8457 executable edge. Drop test for all constants.
8458 (vrp_finalize): Free vrp_phi_edge_counts.
8460 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8461 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8463 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8464 predecessors at head rather than tail.
8466 2007-04-16 Matthias Klose <doko@debian.org>
8468 * config/alpha/linux.h (CPP_SPEC): Define.
8469 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8471 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8473 * function.h: Remove sequence_stack extern declaration.
8475 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8477 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8479 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8482 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8484 * config/avr/avr.c (avr_arch_types): Rearranging array.
8485 (enum avr_arch): Add.
8486 (avr_mcu_types): Use avr_arch enumeration constants instead of
8488 * config/avr/avr.h (LINK_SPEC): Simplify.
8490 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8492 * config/m68k/m68k.c (m68k_libcall_value,
8493 m68k_function_value): Use macros for register names more.
8495 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8497 (M68K_REGNAME): Use A6_REG.
8498 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8500 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8503 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8504 'pending_read_list_length' and 'pending_write_list_length'. Update
8506 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8507 to handle two length counters instead of one. Update all uses.
8508 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8509 two length counters instead of one.
8510 * sched-rgn.c (propagate_deps): Update to handle two length counters
8513 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8516 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8517 copy of source, pass it to ix86_expand_vector_set and return
8520 2007-04-16 David Ung <davidu@mips.com>
8521 Joseph Myers <joseph@codesourcery.com>
8523 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8524 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8525 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8526 Add 74K processor information.
8527 * config/mips/mips.md: Include 74k.md.
8528 (cpu): Add 74kc,74kf,74kx.
8529 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8530 * config/mips/74k.md: New.
8531 * doc/invoke.texi (MIPS Options): Document 74K support.
8533 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8535 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8536 vectorizable_* functions.
8537 * tree-vect-transform.c (vectorizable_call): Add check for
8538 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8539 (vectorizable_store): likewise.
8540 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8542 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8543 (vectorizable_type_promotion, vectorizable_load): Likewise.
8544 (vectorizable_live_operation, vectorizable_condition): Likewise.
8545 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8547 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8549 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8551 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8552 register numbers more.
8553 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8554 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8555 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8556 FUNCTION_VALUE_REGNO_P): Likewise.
8557 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8558 STATIC_CHAIN_REGNUM): Likewise.
8559 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8560 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8561 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8562 * config/m68k/m68k.md (FP_REG): New.
8564 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8566 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8569 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8571 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8572 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8575 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8577 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8580 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8583 * c-decl.c (finish_decl): Grab the type of the decl after the call
8584 to store_init_value.
8586 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8588 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8590 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8593 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8594 dominators, post dominators and cleanup cfg before returning.
8596 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8598 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8599 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8601 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8603 * config.gcc: Recognize fido.
8604 * config/m68k/m68k-devices.def (fidoa): New.
8605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8607 (FL_FIDOA, TARGET_FIDOA): New.
8608 * config/m68k/m68k.opt (mfidoa): New.
8610 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8613 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8614 when a personality function is used.
8616 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8618 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8620 2007-04-13 Mike Stump <mrs@apple.com>
8622 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8624 * config/darwin.opt (fapple-kext): Make C++ only.
8625 * config/darwin.c (darwin_override_options): Remove code to ensure
8626 -fapple-kext is given for C++ only.
8628 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8630 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8631 * config/mips/mips.c (override_options): Call
8632 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8634 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8636 * config/i386/i386.opt (msvr3-shlib): Removed.
8638 * doc/invoke.texi: Remove -msvr3-shlib.
8640 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8642 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8643 with "popcnt" instruction.
8645 2007-04-13 Richard Guenther <rguenther@suse.de>
8647 PR tree-optimization/21258
8648 * tree-vrp.c (compare_case_labels): New helper.
8649 (find_switch_asserts): New function.
8650 (find_assert_locations): Call it for SWITCH_EXPRs.
8652 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8654 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8655 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8656 check is now implied in X87_FLOAT_MODE_P.
8657 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8658 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8659 (fix_trunc<mode>_i386_fisttp): Ditto.
8660 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8661 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8662 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8663 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8664 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8665 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8666 (unnamed_splitters): Ditto.
8667 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8668 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8669 FIRST_SSE_REG for local functions when SSE math is enabled or
8670 for functions with sseregparm attribute.
8671 (standard_80387_constant_p): Return -1 if mode is not
8673 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8674 (ix86_expand_compare): Ditto.
8675 (ix86_expand_carry_flag_compare): Ditto.
8676 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8677 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8678 DECIMAL_FLOAT_MODE_P.
8679 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8680 of SCALAR_FLOAT_MODE_P.
8681 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8682 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8683 checks before FLOAT_MODE_P.
8684 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8685 before FLOAT_MODE_P.
8690 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8692 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8693 Charles Wilson <libtool@cwilson.fastmail.fm>
8695 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8696 (libgcc.mvars): Don't depend on them.
8697 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8698 * exec-tool.in: New.
8700 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8702 * doc/invoke.text (--help): Document --help=common.
8704 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8706 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8708 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8710 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8711 * genemit.c (main): Emit #include "integrate.h".
8712 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8713 (LOADGP_RTP): New mips_loadgp_style.
8714 * config/mips/mips.h: Include config/vxworks-dummy.h.
8715 (TARGET_RTP_PIC): New macro.
8716 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8717 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8718 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8720 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8721 -mvxworks-pic when using -mrtp and a PIC option.
8722 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8724 (mips_symbolic_constant_p, mips_symbolic_address_p)
8725 (mips_symbol_insns): Handle SYMBOL_HALF.
8726 (override_options): Warn about -G and -mrtp being used together.
8727 Initialize mips_lo_relocs[SYMBOL_HALF].
8728 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8729 (mips_emit_loadgp): Handle LOADGP_RTP.
8730 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8731 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8732 (tablejump): Handle function-relative case table entries if
8734 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8736 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8738 * config/mips/mips.md (load_call<mode>): Allow any general register.
8740 (sibcall_value_internal, sibcall_value_multiple_internal)
8741 (call_value_internal, call_value_split, call_value_multiple_internal)
8742 (call_value_multiple_split): Remove constraints from operand 0.
8744 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8746 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8747 rather than loadgp_noshared.
8748 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8749 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8751 * config/mips/mips.md (loadgp): Rename to...
8752 (loadgp_newabi): ...this.
8753 (loadgp_noshared): Rename to...
8754 (loadgp_absolute): ...this.
8756 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8758 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8759 false for locally-binding symbols.
8760 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8762 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8764 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8765 (SYMBOL_GOT_PAGE_OFST): ...this.
8766 (SYMBOL_GOT_GLOBAL): Rename to...
8767 (SYMBOL_GOT_DISP): ...this.
8768 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8769 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8770 * config/mips/mips.c (mips_global_symbol_p): New function.
8771 (mips_symbol_binds_local_p): Likewise.
8772 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8773 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8774 mips_global_symbol_p and mips_symbol_binds_local_p.
8775 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8776 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8777 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8779 (mips_ok_for_lazy_binding_p): New function.
8780 (mips_load_call_address, mips_expand_call): Use it.
8781 (mips_dangerous_for_la25_p): Likewise.
8782 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8783 (*got_disp<mode>): Use got_disp_operand instead of
8784 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8785 SYMBOL_GOTOFF_GLOBAL.
8786 (*got_page<mode>): Use got_page_ofst_operand instead of
8788 * config/mips/predicates.md (const_call_insn_operand): Use
8789 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8790 (global_got_operand): Rename to...
8791 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8793 (local_got_operand): Rename to...
8794 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8795 of SYMBOL_GOT_LOCAL.
8797 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8799 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8800 TARGET_CALL_CLOBBERED_GP.
8801 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8802 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8803 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8804 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8805 of TARGET_ABICALLS && !TARGET_NEWABI.
8806 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8807 * config/mips/mips.c (mips_load_call_address): Check
8808 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8809 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8810 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8811 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8812 TARGET_ABICALLS && TARGET_NEWABI.
8813 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8815 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8816 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8817 TARGET_ABICALLS && TARGET_NEWABI.
8818 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8819 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8820 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8821 whether indirect calls must use $25.
8822 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8824 * config/mips/mips.md (jal_macro): Check flag_pic and
8825 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8826 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8827 instead of TARGET_ABICALLS.
8828 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8829 TARGET_ABICALLS && TARGET_OLDABI.
8830 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8831 (sibcall): In the comment above the define_insn, mention
8832 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8833 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8834 instead of TARGET_ABICALLS.
8836 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8838 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8839 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8840 (MACFLAGS_MATCH_P): New macro.
8841 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8842 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8843 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8844 the other MACFLAG constants.
8845 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8846 (flag_machi): Tighten constraints. Renumber some of the operands.
8847 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8849 (flag_machi_parts_acconly): New pattern.
8850 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8852 (flag_macinit1hi): Tighten constraints.
8853 (flag_mul_macv2hi_parts_acconly): New pattern.
8855 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8856 Use a more efficient implementation.
8857 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8858 inline sequences when not optimizing for size.
8860 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8861 movhi_high2low): Delete, merge functionality into...
8862 (packv2hi): ... this pattern.
8864 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8865 * config/bfin/bfin.opt (msim): New option.
8866 (mcpu=): New option.
8867 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8868 (bfin_cpu_t): Typedef of enum bfin_cpu.
8869 (bfin_cpu_type): New declaration.
8870 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8871 -msim and -mcpu= options.
8872 (LIB_SPEC): Likewise.
8873 * config/bfin/bfin.c (bfin_cpu_type): Define.
8874 (bfin_handle_option): Handle -mcpu= option.
8875 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8876 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8877 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8879 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8881 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8882 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8883 (powerpc-wrs-vxworksae): Use ${tm_file}.
8884 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8885 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8886 * config/i386/vx-common.h: New file.
8888 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8890 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8893 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8895 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8898 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8902 * c-common.c (c_build_qualified_type): Set canonical type
8905 2007-04-12 Richard Guenther <rguenther@suse.de>
8907 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8908 lower bound and element size if lower bound is not zero
8909 or either of the ARRAY_REF operands is set.
8911 2007-04-12 Richard Guenther <rguenther@suse.de>
8913 PR tree-optimization/24689
8914 PR tree-optimization/31307
8915 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8917 * gimplify.c (canonicalize_addr_expr): To be consistent with
8918 gimplify_compound_lval only set operands two and three of
8919 ARRAY_REFs if they are not gimple_min_invariant. This makes
8920 it never at this place.
8921 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8923 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8925 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8926 null before emitting a .nsubspa directive.
8928 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8930 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8931 need_to_partition_p if there are no memory statements in the
8934 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8936 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8937 (gcd_of_steps_may_divide_p): New function.
8938 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8940 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8942 * reload.c (find_reloads_toplev, find_reloads_address,
8943 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8944 not a pointer equality test, to decide if we need to call
8945 push_reg_equiv_alt_mem.
8947 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8949 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8950 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8952 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8954 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8956 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8957 vector to be positive.
8959 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8963 * doc/invoke.texi: Document --params max-aliased-vops and
8965 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8966 debug_memory_partitions): Move to tree-flow.h
8967 * params.h (AVG_ALIASED_VOPS): Define.
8968 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8970 (mp_info_t): Likewise.
8971 (get_mem_sym_stats_for): New.
8972 (set_memory_partition): Move from tree-flow-inline.h.
8973 (mark_non_addressable): Only clear the set of symbols for the
8974 partition if it exists.
8975 (dump_memory_partitions): Move from tree-ssa-operands.c
8976 (debug_memory_partitions): Likewise.
8977 (need_to_partition_p): New.
8978 (dump_mem_ref_stats): New.
8979 (debug_mem_ref_stats): New.
8980 (dump_mem_sym_stats): New.
8981 (debug_mem_sym_stats): New.
8982 (update_mem_sym_stats_from_stmt): New.
8983 (compare_mp_info_entries): New.
8984 (mp_info_cmp): Call it.
8985 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8987 (get_mpt_for): Move from tree-ssa-operands.c.
8988 (find_partition_for): New.
8989 (create_partition_for): Remove.
8990 (estimate_vop_reduction): New.
8991 (update_reference_counts): New.
8992 (build_mp_info): New.
8993 (compute_memory_partitions): Refactor.
8994 Document new heuristic.
8995 Call build_mp_info, update_reference_counts,
8996 find_partition_for and estimate_vop_reduction.
8997 (compute_may_aliases): Populate virtual operands before
8998 calling debugging dumps.
8999 (delete_mem_sym_stats): New.
9000 (delete_mem_ref_stats): New.
9001 (init_mem_ref_stats): New.
9002 (init_alias_info): Call it.
9003 (maybe_create_global_var): Remove alias_info argument.
9004 Get number of call sites and number of pure/const call sites
9005 from gimple_mem_ref_stats().
9006 (dump_alias_info): Call dump_memory_partitions first.
9007 (dump_points_to_info_for): Show how many times a pointer has
9009 * opts.c (decode_options): For -O2 set --param
9010 max-aliased-vops to 500.
9011 For -O3 set --param max-aliased-vops to 1000 and --param
9012 avg-aliased-vops to 3.
9013 * fortran/options.c (gfc_init_options): Remove assignment to
9015 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9016 * tree-dfa.c (dump_variable): Dump memory reference
9018 Dump NO_ALIAS* settings.
9019 (referenced_var_lookup): Tidy.
9020 (mem_sym_stats): New.
9021 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9022 and ORIG are different SSA names for a memory partition.
9023 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9024 * tree-flow.h (struct mem_sym_stats_d): Define.
9025 (mem_sym_stats_t): Define.
9026 (struct mem_ref_stats_d): Define.
9027 (struct gimple_df): Add field mem_ref_stats.
9028 (enum noalias_state): Define.
9029 (struct var_ann_d): Add bitfield noalias_state.
9030 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9031 debug_mem_ref_stats, debug_memory_partitions,
9032 debug_mem_sym_stats): Declare.
9033 * tree-ssa-structalias.c (update_alias_info): Update call
9034 sites, pure/const call sites and asm sites in structure
9035 returned by gimple_mem_ref_stats.
9036 Remove local variable IS_POTENTIAL_DEREF.
9037 Increase NUM_DEREFS if the memory expression is a potential
9039 Call update_mem_sym_stats_from_stmt.
9040 If the memory references memory, call
9041 update_mem_sym_stats_from_stmt for all the direct memory
9042 symbol references found.
9043 (intra_create_variable_infos): Set noalias_state field for
9044 pointer arguments according to the value of
9045 flag_argument_noalias.
9046 * tree-ssa-structalias.h (struct alias_info): Remove fields
9047 num_calls_found and num_pure_const_calls_found.
9048 (update_mem_sym_stats_from_stmt): Declare.
9049 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9050 Set default value to 100.
9051 (PARAM_AVG_ALIASED_VOPS): Define.
9053 2007-04-11 Richard Guenther <rguenther@suse.de>
9056 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9057 a * -b + c as c - a * b if we honor sign dependent rounding.
9059 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9061 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9063 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9064 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9066 (initialize_trampoline): Don't use old-style function definition.
9067 (bfin_secondary_reload): Mark IN_P argument as unused.
9069 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9071 PR tree-optimization/31343
9072 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9073 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9074 * testsuite/gcc.dg/vect/pr31343.c: New.
9076 2007-04-10 Eric Christopher <echristo@apple.com>
9078 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9079 * config/i386/i386.md (*cmpfp0): Use.
9080 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9081 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9082 (fix_trunc<mode>_i386_fisttp): Ditto.
9083 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9084 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9085 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9086 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9087 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9088 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9089 (unnamed_splitters): Ditto.
9090 * config/i386/i386.c (output_fix_trunc): Assert that
9091 we're not being passed a TFmode operand.
9093 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9095 PR tree-optimization/31526
9096 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9097 n_basic_blocks to find newly added blocks.
9099 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9101 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9103 (fix_trunc<mode>si_sse): Ditto.
9104 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9105 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9106 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9107 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9108 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9109 expander using SSEMODEF mode macro.
9110 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9111 expander using SSEMODEF mode macro.
9112 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9113 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9114 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9115 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9116 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9117 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9118 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9119 Macroize insn using X87MODEF mode macro.
9121 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9123 * config/i386/sse.md (sse2_pinsrw): Removed.
9124 (sse2_pextrw): Renamed to ...
9125 (*sse2_pextrw): This.
9127 2007-04-09 Jan Hubicka <jh@suse.cz>
9130 * config/i386/sse.md
9131 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9132 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9133 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9134 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9136 2007-04-09 Jan Hubicka <jh@suse.cz>
9138 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9139 multiple fields of union.
9141 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9143 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9144 (create_preheaders): Check that loops are available.
9145 (fix_loop_structure): Clean up, improve comments.
9146 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9147 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9149 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9150 * predict.c (tree_estimate_probability): Do not call
9151 calculate_dominance_info. Call create_preheaders.
9152 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9153 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9155 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9156 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9157 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9158 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9161 2007-04-08 Jan Hubicka <jh@suse.cz>
9163 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9164 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9165 * fold-const.c (fold_unary): Use it.
9167 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9169 * varasm.c (assemble_variable): Remove call to
9170 lang_hooks.decls.prepare_assemble_variable.
9171 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9172 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9173 * langhooks.h (lang_hooks_for_decls): Remove
9174 prepare_assemble_variable.
9176 2007-04-08 Mike Stump <mrs@apple.com>
9178 * config/i386/i386.c: Use inc/dec on Core2.
9180 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9182 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9183 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9184 lhd_tree_inlining_end_inlining): Remove.
9185 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9186 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9188 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9189 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9190 lhd_tree_inlining_end_inlining): Remove prototypes.
9191 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9192 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9193 LANG_HOOKS_TREE_INLINING_START_INLINING,
9194 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9196 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9199 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9202 * config/avr/predicates.md (io_address_operand): Delete predicate.
9203 (low_io_address_operand): Don't use 'mode' argument.
9204 (higth_io_address_operand): Rename ...
9205 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9206 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9209 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9211 Revert change removing staticp.
9213 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9216 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9219 2007-04-07 Bruce Korb <bkorb@gnu.org>
9221 * c.opt: Add -Wformat-contains-nul.
9222 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9224 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9225 the NUL byte warning.
9227 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9229 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9231 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9233 * tree.c (staticp): No longer use staticp langhook.
9234 * langhooks.c (lhd_staticp): Removed.
9235 * langhooks.h (struct lang_hooks): Remove staticp.
9236 * c-common.c (c_staticp): Remove.
9237 * c-common.h (c_staticp): Ditto.
9238 * langhooks-defs.h (lhd_staticp): Ditto.
9239 (LHD_HOOKS_STATICP): Ditto
9240 * tree.h (gcc_assert_lowered): New macro.
9242 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9244 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9245 argument "reliable".
9246 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9247 Add argument "reliable". Propagate it through calls.
9248 (infer_loop_bounds_from_undefined): Derive number of iterations
9249 estimates from references in blocks that do not dominate loop latch.
9250 (gcov_type_to_double_int): New function.
9251 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9252 and expected_loop_iterations_unbounded.
9253 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9254 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9255 * tree-data-ref.c (estimated_loop_iterations): Export.
9256 (get_references_in_stmt): Fix -- do not return addresses of local
9258 * cfgloop.h (expected_loop_iterations_unbounded,
9259 estimated_loop_iterations): Declare.
9261 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9263 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9265 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9267 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9268 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9269 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9270 Use output_387_reg_move().
9271 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9272 expander using X87MODEF12 mode macro.
9273 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9274 choosing register preferences. Use output_387_reg_move().
9275 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9276 instead of "x". Use output_387_reg_move().
9277 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9278 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9279 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9280 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9281 Use output_387_reg_move().
9282 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9284 (*truncxf?f_i387 splitter): Ditto.
9286 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9288 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9289 LANG_HOOKS_SAFE_FROM_P.
9290 * expr.c (safe_from_p): Remove langhook call.
9291 * langhooks.h (lang_hooks): Remove safe_from_p.
9292 (lhd_safe_from_p): Remove prototype.
9293 * langhooks.c (lhd_safe_from_p): Remove.
9295 2007-04-06 Jan Hubicka <jh@suse.cz>
9297 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9300 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9302 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9303 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9304 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9305 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9307 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9308 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9310 2007-04-05 Richard Henderson <rth@redhat.com>
9312 * config/alpha/alpha.c (print_operand) [+]: Remove.
9313 (alpha_end_function): Print nop if call at end of function.
9314 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9315 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9316 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9317 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9318 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9319 the call pattern. Update peepholes to match.
9321 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9323 * doc/extend.texi (Other Builtins): Add decimal float variants
9325 * builtins.def: Ditto.
9326 * builtins.c (expand_builtin): Ditto.
9328 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9329 H.J. Lu <hongjiu.lu@intel.com>
9332 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9333 of V8HImode when calling ix86_binary_operator_ok.
9334 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9335 (sdot_prodv8hi): Operands 1 and 2 must be register.
9337 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9339 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9340 initialize align to silence bogus warning.
9342 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9345 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9347 (struct sra_walk_fns): Remove use_all parameter from use.
9348 (sra_hash_tree): Handle BIT_FIELD_REFs.
9349 (sra_elt_hash): Don't hash bitfld blocks.
9350 (sra_elt_eq): Skip them in parent compares as well. Handle
9352 (sra_walk_expr): Don't maintain or pass down use_all_p.
9353 (scan_use): Remove use_all parameter.
9354 (scalarize_use): Likewise. Re-expand assignment to
9355 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9356 output, and re-scalarize after output. Don't mark anything
9358 (scalarize_ldst): Adjust.
9359 (scalarize_walk_gimple_modify_statement): Likewise.
9360 (build_element_name_1): Handle BIT_FIELD_REFs.
9361 (instantiate_element): Don't warn for any element whose parent
9363 (instantiate_missing_elements_1): Return the sra_elt.
9364 (canon_type_for_field): New.
9365 (try_instantiate_multiple_fields): New.
9366 (instantiate_missing_elemnts): Use them.
9367 (mark_no_warning): Removed.
9368 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9369 (REPLDUP, sra_build_elt_assignment): New.
9370 (generate_copy_inout): Use them.
9371 (generate_element_copy): Likewise. Handle bitfld differences.
9372 (generate_element_zero): Don't recurse for blocks. Use
9373 sra_build_elt_assignment.
9374 (generate_one_element_int): Take elt instead of var. Use
9375 sra_build_elt_assignment.
9376 (generate_element_init_1): Adjust.
9377 (scalarize_use, scalarize_copy): Use REPLDUP.
9378 (scalarize_ldst): Move assert before dereference.
9379 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9381 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9383 * regmove.c: Fix unused variable warnings due to previous commit.
9385 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9387 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9388 (regmove_bb_head): Remove.
9389 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9390 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9391 problems with fixup_match_1.
9392 Don't initialize/free regmove_bb_head.
9394 (reg_is_remote_constant_p): If an insn is in the same basic block
9395 but not before INSN, consider it remote, too.
9397 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9400 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9401 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9403 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9405 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9406 (CONDITIONAL_REGISTER_USAGE): Likewise.
9408 2007-04-04 Richard Henderson <rth@redhat.com>
9410 * config/alpha/lib1funcs.asm: Remove unused file.
9412 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9415 * opts.c (print_specific_help): Fix --help=<language>
9417 (common_handle_option): Support --help=common.
9419 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9422 * gcc.c (main): Do not run the linker if
9423 print_subprocess_help indicates that it shouldn't be
9426 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9429 * doc/invoke.texi (--help=): Document <languages> value, fix
9430 formatting in tables of values.
9432 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9434 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9435 dllimport attribute of virtual methods.
9437 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9439 * config/score/crti.asm: Change _bss_start to __bss_start.
9440 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9441 (OUTGOING_REG_PARM_STACK_SPACE) update.
9442 * config/score/score.opt: add options to make backend support
9443 score5, score5u, score7 and score7d.
9444 * config/score/score.md: Likewise.
9445 * config/score/misc.md: Likewise.
9446 * config/score/mac.md: Likewise.
9447 * doc/invoke.texi: Likewise.
9448 * doc/md.texi: update constraints define.
9450 2007-04-03 Richard Henderson <rth@redhat.com>
9452 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9453 an appropriate type, use the mode instead.
9455 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9457 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9458 Set the default --with-arch setting to mips2.
9459 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9460 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9461 (MULTILIB_OSDIRNAMES): Delete.
9462 (MULTILIB_DIRNAMES): Define.
9463 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9464 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9465 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9466 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9467 VXWORKS_OS_CPP_BUILTINS.
9468 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9469 (MIPS_DEBUGGING_INFO): Undefine.
9470 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9472 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9475 * fold-const.c (native_encode_real): Encode real.c provided longs
9476 as a series of 32-bit native integers.
9477 (native_interpret_real): Interpret buffer as a series of 32-bit
9480 2007-04-03 Richard Guenther <rguenther@suse.de>
9482 * genpreds.c (write_insn_constraint_len): Write function
9483 optimized for CONSTRAINT_LEN implementation.
9484 (write_tm_preds_h): Output insn_constraint_len inline and
9485 use it for CONSTRAINT_LEN.
9486 (write_insn_preds_c): Don't output insn_constraint_len.
9487 * doc/md.texi (define_register_constraint): Document multi-letter
9488 constraints shall have the same length if they start with the same
9491 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9494 * config/i386/i386.md (isinf<mode>2): Expand only when
9495 TARGET_C99_FUNCTIONS is set.
9497 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9499 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9500 (x86_64-*-linux*): Ditto.
9501 * config/i386/i386.opt (mpc): New option.
9502 * config/i386/i386.c (overrride_options): Handle
9503 ix87_precision_string.
9504 * config/i386/crtprec.c: New file.
9505 * config/i386/t-crtpc: Ditto.
9506 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9508 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9509 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9510 crtprec32.o, crtprec64.o and crtprec80.o.
9512 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9514 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9516 2007-04-02 Eric Christopher <echristo@apple.com>
9518 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9519 limitations on darwin.
9521 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9524 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9526 2007-04-02 Dave Korn <dave.korn@artimi.com>
9528 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9530 2007-04-02 Dave Korn <dave.korn@artimi.com>
9532 * libgcc2.h (exception_descriptor): Don't forward-declare.
9533 (__get_eh_table_language, __get_eh_table_version): Delete
9534 prototypes of long-dead functions.
9536 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9538 * ebitmap.h: New file
9539 * ebitmap.c: New file
9540 * Makefile.in (ebitmap.o): New target.
9542 2007-04-01 Jan Hubicka <jh@suse.cz>
9544 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9545 before very first instruction.
9547 2007-04-01 Jan Hubicka <jh@suse.cz>
9549 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9550 waring on 64bit hosts.
9551 * bitmap.h: Fix typo in bitmap_head_def.
9553 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9555 PR rtl-optimization/31391
9556 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9557 into a DELETED_LABEL note, and the label is in an empty basic
9558 block, update BB_END as well as BB_HEAD.
9560 2007-04-01 Richard Henderson <rth@redhat.com>
9562 PR tree-optimization/31169
9563 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9564 to varying if the range is outside [0, prec-1].
9566 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9569 * config/mips/mips.md (load_const_gp): New insn.
9570 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9571 the MIPS16 GP pseudo register if no_new_pseudos.
9572 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9574 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9577 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9579 (call_value): Likewise.
9581 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9582 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9585 * doc/invoke.texi: (optimization options): Reword description
9586 of -ffast-math. Document its primary purpose.
9588 2007-03-31 Richard Guenther <rguenther@suse.de>
9590 * omp-low.c (splay-tree.h): Include.
9591 (lookup_decl): Replace splay-tree usage by pointer-map.
9592 (maybe_lookup_decl): Likewise.
9593 (new_omp_context): Likewise.
9594 (delete_omp_context): Likewise.
9595 * gimplify.c (splay-tree.h): Include.
9596 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9598 (remap_ssa_name): Likewise.
9599 (remap_decl): Likewise.
9600 (remap_type_1): Likewise.
9601 (remap_type): Likewise.
9602 (copy_body_r): Likewise.
9603 (expand_call_inline): Likewise.
9604 (clone_body): Likewise.
9605 (copy_tree_r): Likewise.
9606 (remap_save_expr): Likewise.
9607 (unsave_r): Likewise.
9608 (unsave_expr_now): Likewise.
9609 (tree_function_versioning): Likewise.
9610 (build_duplicate_type): Likewise.
9611 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9612 (struct copy_body_data): Replace splay-tree by pointer-map.
9613 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9614 not $(SPLAY_TREE_H).
9615 (gimplify.o): Depend on $(SPLAY_TREE_H).
9616 (omp-low.p): Likewise.
9618 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9620 * config/avr/predicates.md (even_register_operand,
9621 odd_register_operand): New predicates.
9622 * config/avr/avr.md (movw peephole2): New.
9623 (movw_r peephole2): New.
9625 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9627 * tree.h (get_signed_or_unsigned_type): New.
9628 * fold-const.c (operand_equal_for_comparison_p): Use
9629 get_signed_or_unsigned_type instead of
9630 lang_hooks.types.signed_or_unsigned_type.
9631 * expr.c (store_expr): Ditto.
9632 * langhooks.c (get_signed_or_unsigned_type): New.
9633 (lhd_signed_or_unsigned_type): New.
9634 * langhooks.h (lhd_signed_or_unsigned_type): New.
9635 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9637 2007-03-30 Richard Henderson <rth@redhat.com>
9639 * tree-ssa-loop-ivopts.c: Include target.h.
9640 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9641 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9642 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9643 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9645 2007-03-30 Richard Henderson <rth@redhat.com>
9646 Kai Tietz <kai.tietz@onevision.com>
9648 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9650 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9651 (TARGET_64BIT_MS_ABI): New.
9652 (DBX_REGISTER_NUMBER): Handle 64-bit.
9653 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9654 (LONG_TYPE_SIZE): Force to 32.
9655 (REG_PARM_STACK_SPACE): New.
9656 (OUTGOING_REG_PARM_STACK_SPACE): New.
9657 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9658 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9659 (STACK_BOUNDARY): Use 128 for 64-bit.
9660 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9661 Add 64-bit implementation.
9662 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9664 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9665 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9666 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9667 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9668 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9669 TARGET_64BIT_MS_ABI.
9670 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9671 (ix86_pass_by_reference): Likewise.
9672 (ix86_function_value_regno_p): Likewise.
9673 (ix86_build_builtin_va_list): Likewise.
9674 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9675 (function_arg_advance_ms_64): New.
9676 (function_arg_advance): Call it.
9677 (function_arg_ms_64): New.
9678 (function_arg): Call it.
9679 (function_value_ms_64): New.
9680 (ix86_function_value_1): Call it.
9681 (return_in_memory_ms_64): New.
9682 (ix86_return_in_memory): Call it.
9683 (setup_incoming_varargs_ms_64): New.
9684 (ix86_setup_incoming_varargs): Call it.
9685 (ix86_expand_prologue): Handle 64-bit stack probing.
9686 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9687 (output_pic_addr_const): Likewise.
9688 (x86_this_parameter): Likewise.
9689 (x86_output_mi_thunk): Likewise.
9690 (x86_function_profiler): Likewise.
9691 (TARGET_STRICT_ARGUMENT_NAMING): New.
9692 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9693 (TARGET_64BIT_MS_ABI): New.
9694 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9695 * config/i386/i386.md (allocate_stack_worker): Remove.
9696 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9697 describe the clobber of eax without a match_scratch.
9698 (allocate_stack_worker_postreload): Remove.
9699 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9700 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9701 (allocate_stack_worker_rex64_postreload): Remove.
9702 (allocate_stack): Handle 64-bit.
9703 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9704 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9705 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9706 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9707 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9708 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9709 * config.build (x86_64-*-mingw*): New host.
9710 * config.host (x86_64-*-mingw*): New host.
9711 * config.gcc (x86_64-*-mingw*): New target.
9712 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9714 2007-03-30 Richard Henderson <rth@redhat.com>
9715 Kai Tietz <kai.tietz@onevision.com>
9717 * c-pragma.c (struct def_pragma_macro_value): New.
9718 (struct def_pragma_macro): New.
9719 (pushed_macro_table): New.
9720 (dpm_hash, dpm_eq): New.
9721 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9722 (init_pragma): Install them.
9723 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9725 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9727 * config/avr/avr.c (avr_override_options): Clear
9728 'flag_delete_null_pointer_checks'.
9730 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9733 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9734 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9735 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9736 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9737 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9738 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9739 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9741 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9743 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9745 * regmove.c: Move all of pass_stack_adjustments from here...
9746 * combine-stack-adj.c: ...to this new file.
9747 * Makefile.in: Add rules for combine-stack-adj.o.
9749 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9751 PR tree-optimization/31383
9752 * tree-data-ref.c (affine_function_equal_p): Do not require the
9753 vectors to have the same length.
9755 2007-03-30 Jan Hubicka <jh@suse.cz>
9758 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9759 availablility; add more sanity checking; ask varpool only about
9762 2007-03-29 Richard Henderson <rth@redhat.com>
9764 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9765 to decide, but __SIZEOF_LONG_LONG__.
9767 2007-03-29 Richard Henderson <rth@redhat.com>
9769 * emutls.c (struct __emutls_array): New.
9770 (emutls_destroy): Use it instead of casting element 0 from void*.
9771 (__emutls_get_address): Likewise.
9773 2007-03-29 Richard Henderson <rth@redhat.com>
9775 * varasm.c (initializer_constant_valid_p): Don't deny
9776 DECL_DLLIMPORT_P on functions.
9778 * config/i386/cygming.h: Remove function declarations.
9779 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9780 (ASM_OUTPUT_LABELREF): Remove.
9781 (COMMON_ASM_OP): Remove.
9782 (ASM_OUTPUT_COMMON): Remove.
9783 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9784 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9785 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9786 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9787 Rename from TARGET_ENCODE_SECTION_INFO.
9788 * config/i386/netware.h: Likewise.
9789 * config/i386/i386-protos.h: Update.
9790 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9791 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9792 (legitimate_constant_p): Reject dllimports.
9793 (dllimport_map, get_dllimport_decl): New.
9794 (legitimize_dllimport_symbol): New.
9795 (legitimize_address, ix86_expand_move): Use it.
9796 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9797 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9798 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9799 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9800 * config/i386/predicates.md (constant_call_address_operand): Only
9801 accept symbols; reject dllimport_p symbols.
9802 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9803 i386_pe_maybe_record_exported_symbol.
9804 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9805 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9806 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9807 trust the setting of DECL_DLLIMPORT_P.
9808 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9809 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9810 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9811 tidy the argument scanning loop.
9812 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9813 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9814 (i386_pe_strip_name_encoding): Remove.
9815 (i386_pe_binds_local_p): New.
9816 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9817 (i386_pe_output_labelref): Remove.
9818 (i386_pe_asm_output_aligned_decl_common): New.
9819 (i386_pe_maybe_record_exported_symbol): Rename from
9820 i386_pe_record_exported_symbol; check for dllexported symbols.
9822 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9824 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9825 add comment explaining why vsnprintf cannot be used.
9827 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9829 PR tree-optimization/30666
9830 * tree.c (build_complex_type): When creating type names for DWARF2
9831 debug info, create TYPE_DECLs for TYPE_NAME instead of
9833 (build_common_tree_nodes_2): Use build_complex_type when building
9834 predefined complex types, to preserve canonical types.
9836 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9838 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9839 (noce_get_alt_condition): Look at it to determine whether to
9840 reverse the condition or not.
9841 (noce_get_condition): Substitute the truth for lies.
9842 (noce_find_if_block): Set the then_else_reversed field.
9844 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9846 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9847 destination of this insn.
9848 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9849 than calling gen_rtx_SET directly. Use r0 to hold the value of
9850 'address + 4' rather than a stack based temporary which can be
9853 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9855 * config/s390/s390.c (s390_secondary_input_reload_class,
9856 s390_secondary_output_reload_class): Functions removed.
9857 (s390_secondary_reload): New function.
9858 (TARGET_SECONDARY_RELOAD): Target macro defined.
9859 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9860 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9861 * config/s390/s390.md ("reload_outti", "reload_outdi",
9862 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9863 "reload_out<mode>"): Expanders removed.
9864 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9865 "reload<mode>_nonoffmem_out"): Expanders added.
9867 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9869 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9870 action if SRC->DEST replacement failed anyway.
9872 2007-03-28 Mike Stump <mrs@apple.com>
9874 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9875 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9876 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9878 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9880 * config.gcc: Accept barcelona as a variant of amdfam10.
9881 * config/i386/i386.c (override_options): Likewise.
9882 * doc/invoke.texi: Likewise.
9884 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9886 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9887 offsets for BIT_FIELD_REF and COMPONENT_REF.
9889 2007-03-28 Richard Guenther <rguenther@suse.de>
9891 * tree.c (is_global_var): Move ...
9892 * tree-flow-inline.h (is_global_var): ... here.
9893 * tree.h (is_global_var): Remove declaration.
9895 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9897 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9899 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9900 * config/i386/i386.c (ix86_tune_features): Initialize new
9902 * config/i386/predicates.md (promotable_binary_operator): Use
9903 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9905 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9908 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9910 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9912 * config/fr30/fr30.md (movsi_internal): Change destination
9913 constraint from m to V and add m to the end.
9915 2007-03-28 Christian Bruel <christian.bruel@st.com>
9917 * config/sh/sh.md (movsi_i): Fix type attribute.
9919 2007-03-28 Christian Bruel <christian.bruel@st.com>
9921 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9922 (movsf_ie): Likewise.
9924 2007-03-28 Christian Bruel <christian.bruel@st.com>
9926 * config.gcc: Add sh4-300 to multilib.
9927 * config/sh/t-mlib-sh4-300: New file.
9929 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9931 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9932 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9934 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9935 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9936 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9937 "fixuns_trunctddi2"): Whitespace fix.
9939 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9941 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9942 the definition of struct sh_args.
9943 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9944 CALL_COOKIE_INT_REG_GET): Likewise.
9946 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9948 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9949 transformations are applied successfully.
9951 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9953 * tree.c (tree_contains_struct): Permit 512 tree codes.
9954 * tree.h (tree_contains_struct): Ditto.
9955 (MAX_TREE_CODES): Ditto.
9956 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9957 SPARE member to store remaining padding bits.
9959 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9961 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9964 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9966 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9967 * configure: Regenerate.
9969 * configure: Regenerate using the correct version of autoconf.
9971 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9973 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9975 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9976 regs to "__SP_L__" and "__SP_H__".
9978 2007-03-27 Richard Guenther <rguenther@suse.de>
9980 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9981 computations with it with a HOST_WIDE_INT variable.
9983 2007-03-26 Mike Stump <mrs@apple.com>
9985 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9986 objective-c-header, objective-c++-header and objc++-cpp-output
9988 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9990 2007-03-26 Richard Henderson <rth@redhat.com>
9993 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9994 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9995 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9996 IX86_BUILTIN_PSRLQ128): New.
9997 (ix86_init_mmx_sse_builtins): Add them.
9998 (ix86_expand_builtin): Expand them.
9999 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10000 operand 2 be TImode.
10001 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10002 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10003 _mm_srli_epi64): Mark __B const.
10004 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10005 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10006 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10007 new two-vector shift builtins.
10009 2007-03-26 Ian Lance Taylor <iant@google.com>
10011 PR tree-optimization/31345
10012 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10013 [+INF, +INF(OVF)] into VARYING.
10015 2007-03-26 Zack Weinberg <zackw@panix.com>
10017 * gengtype-parse.c: New file.
10018 * gengtype-yacc.y: Delete.
10019 * gengtype-lex.l: Don't include gengtype-yacc.h.
10020 Define YY_DECL and yyterminate appropriately for recursive
10021 descent parser. yylval is now a string out-parameter to yylex.
10022 (HWS, EOID): New shorthand.
10023 (IWORD): Add a couple more types.
10024 (yylex): Add a setup stanza. Remove the complex rules for
10025 detecting GTY'ed types and typedefs; replace with simple
10026 keyword detectors. Adjust everything for the changed
10027 definition of yylval. Ignore all pp-directives, not just #define.
10029 (parse_file): Rename yybegin; do not call yyparse.
10031 * gengtype.c (xasprintf): Export again.
10032 (this_file): New. Use everywhere __FILE__ was being used.
10033 (get_lang_bitmap): Special case types defined in gengtype.c.
10034 (do_typedef, new_structure): Suppress definition of certain types.
10035 (new_structure): Improve diagnostics of duplicate definitions.
10036 Make sure location_s is associated with input.h.
10037 (nreverse_pairs, define_location_structures): New functions.
10038 (main): Improve tagging of kludge types. Remove old kludges
10039 for input.h types; use define_location_structures.
10040 * gengtype.h: Update prototypes. Define token codes here.
10041 * Makefile.in: Remove all references to gengtype-yacc.
10042 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10044 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10045 add GTY((skip)) to the field that's only conditionally there.
10046 * doc/install.texi: Document that Bison is no longer required
10047 unless building treelang.
10049 * gengtype.c: Don't include gtyp-gen.h.
10050 (srcdir): Declare here.
10051 (base_files, lang_dir_names): Allocate dynamically.
10052 (gt_files, num_gt_files, num_lang_dirs): New globals.
10053 (measure_input_list, read_input_line, read_input_list)
10054 (set_lang_bitmap): New functions.
10055 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10056 simplify, relying on read_input_list to set up the bitmaps.
10057 (main): Arguments are no longer unused. Check for correct number
10058 of command line arguments, set srcdir and srcdir_len, then call
10059 read_input_list, before doing anything else. No need to worry
10060 about duplicates in main loop.
10061 * configure.ac: Simplify the calculation of all_gtfiles.
10062 Put language tags in there. Don't set or substitute
10063 all_gtfiles_files_langs or all_gtfiles_files_frags.
10064 * Makefile.in: Revamp the way gengtype is invoked, now that it
10065 takes a file on its command line with a much simpler format.
10066 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10067 (GTFILES): Remove duplicates and C source files.
10068 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10069 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10070 * configure: Regenerate.
10072 * gengtype.h: Remove all type definitions to gengtype.c; leave
10073 only definitions of options_p, type_p, and pair_p as opaque
10074 pointers. Update prototypes.
10075 * gengtype.c: Many type definitions moved here from gengtype.h.
10076 Consolidate type definitions at the top of the file.
10077 (xvasprintf): Delete.
10078 (xasprintf): Make static.
10079 (create_nested_pointer_option): Add 'next' parameter.
10080 (create_field_all, create_field_at): New functions.
10081 (create_field): Now a thin wrapper around create_field_all.
10082 (create_optional_field): Rename create_optional_field_ and add
10083 line argument. Original name is now a macro which supplies
10085 (oprintf): Use vsnprintf directly.
10086 (close_output_files): Use fatal rather than perror/exit.
10087 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10088 (main): Set progname. Don't use exit.
10089 * gengtype-yacc.y (struct_fields): Use create_field_at.
10090 (option, optionseqopt): Delete.
10091 (optionseq): Consolidate productions from option here so we
10092 can use the first argument to create_option.
10094 * gengtype-lex.l: Distinguish unions from structures in the
10095 token type. Don't call find_structure; return the tag as a string.
10096 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10097 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10098 string. Reorganize typedef_struct production accordingly.
10099 Use create_nested_ptr_option.
10100 * gengtype.c (create_nested_ptr_option): New function.
10101 * gengtype.h: Declare it.
10103 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10104 (string_type): Don't declare.
10105 (do_scalar_typedef): Declare.
10106 (create_scalar_type): Update prototype.
10107 * gengtype.c (string_type): Make static.
10108 (scalar_nonchar, scalar_char): New.
10109 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10110 (resolve_typedef): Use scalar_nonchar for error recovery.
10111 (create_scalar_type): Remove name_len field. Return scalar_char
10112 or scalar_nonchar as appropriate.
10113 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10114 to use string_type.
10115 (throughout): Use scalar_nonchar instead of calling
10116 create_scalar_type, whenever possible.
10117 (main): Initialize scalar_char and scalar_nonchar before calling
10119 * gengtype-lex.l: Adjust for removal of second argument to
10120 create_scalar_type. Use yylval.s instead of yylval.t when
10122 * gengtype-yacc.y: Type of SCALAR is string. Call
10123 create_scalar_type from type:SCALAR rule. Adjust for removal of
10124 second argument to create_scalar_type.
10126 * vec.h: Remove all #if IN_GENGTYPE blocks.
10127 Add comment saying that changes may require adjustments to gengtype.
10128 * gengtype.c: Don't include coretypes.h or tm.h.
10129 Add comment to inclusion of errors.h.
10130 (note_def_vec, note_def_vec_alloc): New functions.
10131 * gengtype.h: Declare new functions.
10132 * gengtype-lex.l: Don't include coretypes.h.
10133 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10135 (update_lineno): Remove unnecessary prototype.
10136 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10137 (VEC rule): Just return VEC_TOKEN.
10138 * gengtype-yacc.y (VEC_TOKEN): New token type.
10139 (type): Add a production for VEC(a,b).
10140 * Makefile.in: Update dependencies.
10142 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10143 typedefs that use the old PARAMS macro.
10145 * gengtype-lex.l: Remove all rules and states relating to yacc
10147 * gengtype-yacc.y: Similarly.
10148 * gengtype.c (note_yacc_type): Delete function.
10149 * gengtype.h: Update prototypes.
10151 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10153 * tree-pretty-print.c (dump_generic_node): Report precision of
10154 unnamed integer types.
10156 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10158 * ifcvt.c (noce_try_store_flag_constants): Don't check
10159 no_new_pseudos here.
10160 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10161 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10162 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10163 noce_try_sign_mask): Likewise.
10164 (if_convert): Check no_new_pseudos here.
10166 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10168 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10169 (noce_get_condition): Handle new then_else_reversed argument.
10170 (noce_init_if_info): Remove, fold into noce_find_if_block.
10171 (noce_process_if_block): Take a struct noce_if_info as the
10172 argument. Don't set up one based on ce_if_info. Update pointer
10173 references accordingly.
10174 (cond_move_process_if_block): Likewise.
10175 (process_if_block): Removed.
10176 (find_if_block): Removed. Move functionality two new functions,
10177 noce_find_if_block and cond_exec_find_if_block.
10178 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10179 blocks and the symmetric IF-ELSE-JOIN case.
10180 (cond_exec_find_if_block): Also new function mostly based on old
10181 find_if_block and process_if_block.
10182 (find_if_header): Replace find_if_block call with separately
10183 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10184 (find_cond_trap): Update noce_get_condition call.
10185 (dead_or_predicable): Likewise.
10187 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10189 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10191 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10192 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10193 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10194 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10195 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10196 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10197 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10198 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10199 __builtin_ia32_psrad128 builtins.
10201 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10203 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10204 * config/i386/constraints.md
10205 (define_constraint "I"): Use IN_RANGE macro.
10206 (define_constraint "J"): Ditto.
10207 (define_constraint "K"): Ditto.
10208 (define_constraint "M"): Ditto.
10209 (define_constraint "N"): Ditto.
10210 (define_constraint "O"): Ditto.
10211 * config/i386/predicates.md
10212 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10213 (define_predicate "const_0_to_3_operand"): Ditto.
10214 (define_predicate "const_0_to_7_operand"): Ditto.
10215 (define_predicate "const_0_to_15_operand"): Ditto.
10216 (define_predicate "const_0_to_63_operand"): Ditto.
10217 (define_predicate "const_0_to_255_operand"): Ditto.
10218 (define_predicate "const_1_to_31_operand"): Ditto.
10219 (define_predicate "const_2_to_3_operand"): Ditto.
10220 (define_predicate "const_4_to_7_operand"): Ditto.
10222 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10224 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10225 in SImode for save_world.
10226 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10229 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10231 PR tree-optimization/30784
10232 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10235 2007-03-25 Revital Eres <eres@il.ibm.com>
10237 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10238 Fold movement_possibility function into it.
10240 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10242 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10243 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10244 (call_indirect_nonlocal_darwin64): Same.
10245 (call_nonlocal_darwin64): Same.
10246 (call_value_indirect_nonlocal_darwin64): Same.
10247 (call_value_nonlocal_darwin64): Same.
10248 (sibcall_nonlocal_darwin64): Same.
10249 (sibcall_value_nonlocal_darwin64): Same.
10250 (sibcall_symbolic_64): Same.
10251 (sibcall_value_symbolic_64): Same.
10252 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10254 (rs6000_emit_load_toc_table): Same.
10255 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10256 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10258 (divss_call): Same.
10259 (divus_call): Same.
10260 (quoss_call): Same.
10261 (quous_call): Same.
10262 (load_toc_v4_pic_si): Same
10263 (load_toc_v4_PIC_1): Same.
10264 (load_toc_v4_PIC_1b): Same.
10265 (call_indirect_aix{32,64}): Same.
10266 (call_value_indirect_aix{32,64}): Same.
10268 (call_value): Same.
10269 (call_local{32,64}): Same.
10270 (call_value_local{32,64}): Same.
10271 (call_indirect_nonlocal_aix{32,64}): Same.
10272 (call_nonlocal_aix{32,64}): Same.
10273 (call_value_indirect_nonlocal_aix{32,64}): Same.
10274 (call_value_nonlocal_aix{32,64}): Same.
10275 (call_indirect_nonlocal_sysv<mode>): Same.
10276 (call_nonlocal_sysv<mode>): Same.
10277 (call_value_indirect_nonlocal_sysv<mode>): Same.
10278 (call_value_nonlocal_sysv<mode>): Same.
10280 (sibcall_local{32,64}): Same.
10281 (sibcall_value_local{32,64}): Same.
10282 (sibcall_nonlocal_aix{32,64}): Same.
10283 (sibcall_value_nonlocal_aix{32,64}): Same.
10284 (sibcall_nonlocal_sysv<mode>): Same.
10285 (sibcall_value): Same.
10286 (sibcall_value_nonlocal_sysv<mode>): Same.
10288 2007-03-24 Paul Brook <paul@codesourcery.com>
10290 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10291 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10293 2007-03-24 Richard Henderson <rth@redhat.com>
10295 * config/ia64/constraints.md: New file.
10296 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10297 satisfies_constraint_?.
10298 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10299 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10300 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10301 ia64_output_mi_thunk): Likewise.
10302 (ia64_const_ok_for_letter_p): Remove.
10303 (ia64_const_double_ok_for_letter_p): Remove.
10304 (ia64_extra_constraint): Remove.
10305 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10306 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10307 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10308 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10309 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10310 EXTRA_MEMORY_CONSTRAINT): Remove.
10311 * config/ia64/ia64.md: Include constriants.md. Replace
10312 CONST_OK_FOR_? with satisfies_constraint_?.
10314 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10315 H.J. Lu <hongjiu.lu@intel.com>
10317 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10319 (name macros): Use DPD_BID_NAME to convert names properly.
10321 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10322 decimal floating point format.
10323 (init_floating_libfuncs): Change decimal functions so that they
10324 have a "bid_" prefix if the decimal system uses the BID format,
10325 and "dpd_" prefix if the decimal system uses the DPD format.
10326 (init_interclass_conv_libfuncs): Ditto.
10327 (init_intraclass_conv_libfuncs): Ditto.
10329 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10330 using the BID format.
10332 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10333 whether we are using the BID decimal format.
10334 * configure: Regenerate.
10336 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10337 the compiler has decimal floating point enabled. Define
10338 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10341 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10342 using the BID format.
10344 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10345 whether we are using the BID decimal format.
10346 * configure: Regenerate.
10348 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10349 the compiler has decimal floating point enabled. Define
10350 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10353 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10354 options, and that it is enabled for i386/x86_64 systems.
10356 * Makefile.in (enable_decimal_float): New.
10358 (DECNUMINC): Add -I$(DECNUMFMT).
10359 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10360 to $(DECNUMFMT) from $(DECNUM).
10362 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10363 Substitute enable_decimal_float.
10364 * configure: Regenerated.
10367 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10370 * configure.ac: Enable decimal float for x86_64-*-linux*.
10371 * configure: Regenerated.
10374 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10375 decimal128ClearSign to flip and clear the sign bit in decimal128.
10376 (decimal_real_maxval): Set decimal128SetSign to set the sign
10379 2007-03-23 Ian Lance Taylor <iant@google.com>
10381 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10383 2007-03-23 Ian Lance Taylor <iant@google.com>
10385 * tree-dump.c (dump_files): Correct comment.
10387 2007-03-23 Ian Lance Taylor <iant@google.com>
10389 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10391 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10393 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10394 in cfglayout mode. Don't go into and out of cfglayout mode.
10395 Link the blocks in the order of the constructed traces.
10396 (rest_of_handle_tracer): Adjust call to tracer.
10397 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10398 Don't go into cfglayout mode.
10399 (rtl_loop_done): Don't go out of cfglayout mode.
10400 * cfglayout.c (relink_block_chain): New function, split out from...
10401 (fixup_reorder_chain): ...here. Remove redundant checking.
10402 (cfg_layout_finalize): Don't clear the header, footer, and aux
10403 fields here, move the code to do so to relink_block_chain. Likewise
10404 for free_original_copy_tables.
10405 * rtl.h (tracer): Update prototype.
10406 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10407 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10408 mode. Use relink_block_chain to serialize the CFG according to the
10409 new basic block order. Move targetm.cannot_modify_jumps_p check from
10411 (gate_handle_reorder_blocks): ...to here.
10412 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10414 (gate_duplicate_computed_gotos): ...to here.
10415 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10416 something always changes when going into and out of cfglayout mode.
10417 Perform an expensive cfg cleanup while going into cfglayout mode.
10418 Always update liveness information on HAVE_conditional_execution
10419 targets. Reserialize the basic blocks and go out of cfglayout mode.
10420 * reg-stack.c: Include cfglayout.h.
10421 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10422 the call to reorder_basic_blocks.
10423 * basic-block.h (reorder_basic_blocks): Update prototype.
10424 (relink_block_chain): New prototype.
10425 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10427 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10429 * config/mips/mips.md (type, hazard, *movdi_32bit,
10430 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10431 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10432 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10433 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10434 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10436 (movcc): Change first xfer to multi.
10437 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10438 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10439 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10440 config/mips/generic.md: Change reservations using "xfer" to use
10442 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10443 using match_operand.
10444 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10445 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10447 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10449 2007-03-22 Richard Henderson <rth@redhat.com>
10451 * config/i386/i386.c: Remove unnecessary function declarations.
10452 Move targetm definition, and all related macros, to the end of
10453 the file. Resort some functions to put definitions before uses.
10454 (ix86_attribute_table): Make static. Move to end of file.
10455 (ix86_gimplify_va_arg): Make static.
10457 2007-03-22 Richard Henderson <rth@redhat.com>
10459 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10460 don't increase local_regparm with force_align_arg_pointer check.
10461 (ix86_function_sseregparm): Assert 32-bit.
10462 (type_has_variadic_args_p): New.
10463 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10464 type_has_variadic_args_p.
10465 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10466 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10467 use memset instead. Do maybe_vaarg check first; skip attribute
10468 tests if true; skip attribute tests for 64-bit.
10469 (construct_container): Remove TARGET_DEBUG_ARG.
10470 (function_arg_advance_32, function_arg_advance_64): Split out ...
10471 (function_arg_advance): ... from here.
10472 (function_arg_32, function_arg_64): Split out ...
10473 (function_arg): ... from here.
10474 (ix86_pass_by_reference): Tidy.
10475 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10476 (function_value_32): New, from parts of ix86_function_value
10477 and ix86_value_regno.
10478 (function_value_64): New, from parts of ix86_function_value
10479 and ix86_libcall_value.
10480 (ix86_function_value_1): New.
10481 (ix86_function_value, ix86_libcall_value): Use it.
10482 (return_in_memory_32, return_in_memory_64): Split out ...
10483 (ix86_return_in_memory): ... from here.
10484 (ix86_struct_value_rtx): Skip for 64-bit.
10485 (ix86_libcall_value, ix86_value_regno): Remove.
10486 (setup_incoming_varargs_64): Split out ...
10487 (ix86_setup_incoming_varargs): ... from here.
10488 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10489 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10490 * config/i386/i386-protos.h (ix86_function_value): Remove.
10491 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10493 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10496 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10497 infinities not supported, otherwise emit warning if -Woverflow. On
10498 underflow, emit warning if -Woverflow.
10499 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10501 * real.h (real_from_string): Update declaration
10503 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10504 Richard Henderson <rth@redhat.com>
10506 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10507 * calls.c (compute_argument_block_size, expand_call,
10508 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10509 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10510 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10511 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10512 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10513 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10514 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10515 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10518 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10520 * c-incpath.c (add_sysroot_to_chain): New.
10521 (merge_include_chains): Add sysroot argument. Call
10522 add_sysroot_to_chain if sysrooted.
10523 (register_include_chains): Update call to merge_include_chains.
10524 * doc/cppopts.texi: Document use of '=' in include directory
10527 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10529 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10530 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10531 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10532 insn pattern using X87MODEF12 mode macro.
10534 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10536 * regmove.c (regmove_optimize): Use reg_mentioned_p
10537 instead of reg_overlap_mentioned_p for DST.
10539 2007-03-21 Mike Stump <mrs@apple.com>
10541 * c.opt: Fixup for Objective-C/C++.
10543 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10545 * explow.c (convert_memory_address): Fold memory reference when
10546 POINTERS_EXTEND_UNSIGNED < 0
10548 2007-03-21 Richard Henderson <rth@redhat.com>
10551 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10552 * config/i386/mmintrin.h (__m64): Likewise.
10553 * config/i386/xmmintrin.h (__m128): Likewise.
10555 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10557 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10558 (VXWORKS_OS_CPP_BUILTINS): Define.
10559 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10560 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10562 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10564 * rtl.h (constant_pool_reference_p): Delete.
10565 (find_constant_src): Declare.
10566 * rtlanal.c (find_constant_src): New function.
10567 * simplify-rtx.c (constant_pool_reference_p): Delete.
10568 * config/i386/i386.md: Use find_constant_src instead of
10569 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10571 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10573 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10574 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10576 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10578 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10579 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10580 (arm_elf_asm_constructor): Use it.
10581 (arm_elf_asm_destructor): New function.
10583 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10585 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10587 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10589 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10591 2007-03-19 Andrew Haley <aph@redhat.com>
10593 PR tree-optimization/31264
10594 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10595 VIEW_CONVERT_EXPRs.
10597 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10599 PR rtl-optimization/30907
10600 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10601 (fwprop_init): Always call loop_optimizer_initialize.
10602 (fwprop_done): Always call loop_optimizer_finalize.
10603 (fwprop): We always have loop info now.
10604 (gate_fwprop_addr): Remove.
10605 (pass_fwprop_addr): Use gate_fwprop as gate.
10607 PR rtl-optimization/30841
10608 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10609 df_chain_alloc): Call df_reorganize_refs unconditionally.
10610 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10611 refs_organized to refs_organized_size.
10612 (df_ref_create_structure): Use refs_organized_size instead of
10613 bitmap_size if refs had been organized, and keep refs_organized_size
10615 * df.h (struct df_ref_info): Change refs_organized to
10616 refs_organized_size.
10617 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10620 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10622 * except.c (output_function_exception_table): Do not reference the
10623 EH personality routine for functions that do not require an
10626 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10629 * c-typeck.c (convert_for_assignment): Call comptypes for
10630 RECORD_TYPE or UNION_TYPE.
10632 PR inline-asm/30505
10633 * reload1.c (reload): Do invalid ASM checking after
10634 cleanup_subreg_operands.
10636 2007-03-19 Jeff Law <law@redhat.com>
10638 * tree-cfg.c (find_taken_edge): Tighten conditions for
10639 optimizing computed gotos.
10641 2007-03-19 Michael Matz <matz@suse.de>
10643 * builtins.c (expand_builtin_sync_operation,
10644 expand_builtin_compare_and_swap,
10645 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10648 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10649 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10652 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10654 * doc/tm.texi: Add brackets around the return type of
10655 TARGET_SECONDARY_RELOAD.
10657 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10658 Richard Guenther <rguenther@suse.de>
10660 PR tree-optimization/31254
10661 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10662 Use handled_component_p () where appropriate. Continue
10663 propagating into the rhs if we propagated into an INDIRECT_REF
10666 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10668 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10669 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10670 (xde, xdee): Mode attributes adjusted to support DFP modes.
10671 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10672 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10673 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10674 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10675 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10676 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10677 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10679 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10680 "movsf"): Insn definitions removed.
10681 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10682 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10683 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10685 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10686 "reload_in<mode>", "reload_out<mode>"): Expander added.
10687 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10690 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10692 * config/s390/s390.md: Only non-functional changes. Renamed
10693 FPR mode macro to BFP all over the file.
10695 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10697 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10698 (op_type attribute): RRF instruction type added.
10699 (fT0): New mode attribute.
10700 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10701 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10702 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10703 instruction no secondary memory is needed when moving DFmode values
10704 between GPRs and FPRs.
10706 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10708 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10709 inverted and documentation adjusted.
10710 ("mhard-dfp", "msoft-dfp"): New options.
10711 * config/s390/s390.c (s390_handle_arch_option): New architecture
10713 (override_options): Sanity checks for the new options added.
10714 * config.gcc: New architecture switch: z9-ec.
10715 * config/s390/s390.h (processor_flags): PF_DFP added.
10716 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10717 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10718 when the bit is NOT set so remove it from the defaults.
10720 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10722 * genemit.c (main): Print include statement for dfp.h.
10723 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10726 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10728 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10730 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10733 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10734 instead of PATTERN.
10736 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10738 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10739 attr_length_call, output_call, output_indirect_call): Cleanup
10740 formatting of targetm calls.
10742 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10744 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10746 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10748 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10749 reservation, bypass and anti-bypass descriptions for these
10750 instructions. Update move patterns.
10751 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10754 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10756 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10757 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10758 (get_initial_def_for_reduction): Likewise.
10760 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10762 Fix PR tree-optimization/29922
10763 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10764 (get_representative): Removed.
10765 (value_dies_in_block_x): Update for rvuse removal.
10766 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10767 (compute_antic_aux): Handle when PHI nodes appear in
10768 non-single-successors.
10769 (dump_bitmap_of_names): Removed.
10770 (compute_antic_safe): Renamed and removed rvuse calculation.
10771 Calculate only antic safe.
10772 (insert_into_preds_of_block): Remove assert.
10773 (execute_pre): Update for renamed functions.
10774 (defer_or_phi_translate_block): New function.
10776 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10778 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10779 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10781 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10782 Follow spelling conventions.
10784 * tree-data-ref.h: Remove the prototype for analyze_array.
10786 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10788 PR tree-optimization/31041
10789 * tree-vect-transform.c (get_initial_def_for_induction): Call
10790 force_gimple_operand.
10792 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10794 * ipa-type-escape.c (look_for_casts) : Revert code to use
10795 handled_component_p due to ada test a-numaux.adb.
10797 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10799 * final.c (final_scan_insn): Alter the condition of a
10800 conditional trap if we have nonstandard CC.
10802 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10804 * configure.ac: Remove excess quoting from asm line 0 test.
10805 * configure: Rebuilt.
10807 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10809 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10810 * c-common.c (convert_and_check): Move warning logic to...
10811 (warnings_for_convert_and_check): ...here. Define.
10812 * c-common.h (warnings_for_convert_and_check): Declare.
10814 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10816 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10817 (output_call): Likewise.
10819 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10821 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10823 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10825 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10827 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10829 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10830 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10832 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10834 PR tree-optimization/31183
10835 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10836 Use double_int instead of unsigned int for representing access_strides.
10837 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10839 2007-03-16 Richard Guenther <rguenther@suse.de>
10841 PR tree-optimization/31146
10842 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10843 to allow recursion of forward_propagate_addr_expr.
10844 (forward_propagate_addr_into_variable_array_index): Likewise.
10845 (forward_propagate_addr_expr): Likewise.
10846 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10847 (forward_propagate_addr_expr_1): Recurse on simple copies
10848 instead of propagating into them. Do so for useless conversions
10850 (forward_propagate_addr_expr): Clean up unused statements after
10853 2007-03-16 Richard Guenther <rguenther@suse.de>
10855 * builtins.c (expand_builtin_cexpi): Use the right argument
10856 for the expansion via cexp.
10858 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10860 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10861 * configure: Rebuilt.
10863 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10866 * dwarf2out.c (force_type_die): Adjust comment.
10867 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10869 2007-03-15 DJ Delorie <dj@redhat.com>
10871 * config/frv/predicates.md (minmax_operator): Don't check operands
10874 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10876 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10877 Update constant estimates of number of iterations.
10878 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10879 argument renamed to "realistic".
10880 (compute_estimated_nb_iterations): Removed.
10881 (record_niter_bound): New function.
10882 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10883 call record_nonwrapping_iv with upper = false.
10884 (infer_loop_bounds_from_signedness): Pass upper argument to
10885 record_nonwrapping_iv.
10886 (estimate_numbers_of_iterations_loop): Do not call
10887 compute_estimated_nb_iterations. Record estimate based on profile
10888 information. Initialize the constant estimates of number of
10890 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10892 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10893 number of iterations is too small.
10894 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10895 (EST_NOT_AVAILABLE): Removed.
10896 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10897 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10900 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10902 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10903 Handle NE_EXPR guards.
10905 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10908 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10909 Set also -pedantic-errors by default for the preprocessor unless
10910 -fpermissive is given.
10912 2007-03-15 Richard Guenther <rguenther@suse.de>
10914 PR middle-end/29719
10915 PR middle-end/31161
10916 * builtins.c (expand_builtin_cexpi): As a fallback if we
10917 don't have builtins for sincos or cexp create a function
10918 declaration for cexp and expand to a call to that.
10919 (expand_builtin_int_roundingfn): Always fall
10920 back to floor/ceil and its variants even if they may be
10923 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10925 PR middle-end/31159
10926 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10927 jump tables, move the call to delete_dead_jumptables from here...
10928 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10929 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10930 don't allow merging of blocks that try_redirect_by_replacing_jump
10931 also does not handle when not optimizing.
10933 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10934 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10936 * config/i386/i386.md (x86_sahf_1): Correctly handle
10939 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10942 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10943 x86_64_general_operand as operand[2] predicate. Remove "iF"
10944 from operand constraints and use "e" constraint instead.
10945 (*subti3_1, *subti3_1 splitter): Ditto.
10946 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10947 operand[1] predicate.
10949 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10951 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10952 arrays, multiply the access strides by the size of the sub-array.
10953 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10955 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10957 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10958 the configured assembler supports the sahf mnemonic.
10959 * configure: Regenerate.
10960 * config.in: Regenerate.
10962 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10963 emit "sahf" or ".byte\t0x9e" as asm template.
10965 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10968 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10969 option to replace hard coded TARGET_xxx in md file.
10970 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10971 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10972 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10973 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10974 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10975 (X86_TUNE_NOT_VECTORMODE): Ditto.
10976 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10977 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10978 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10979 (TUNE_SLOW_IMUL_IMM8): Ditto.
10980 (TUNE_MOVE_M1_VIA_OR): Ditto.
10981 (TUNE_NOT_UNPAIRABLE): Ditto.
10982 (TUNE_NOT_VECTORMODE): Ditto.
10984 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10987 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10988 tuning options instead of hard coded TARGET_xxx.
10989 (fix ssemode peephole2's): Ditto.
10990 (imul peephole2's): Ditto.
10992 (movdi_or_rex64): Ditto.
10993 (move peephole2): Ditto.
10994 (not peephole2's): Ditto.
10996 2007-03-14 Dirk Mueller <dmueller@suse.de>
10998 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10999 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11000 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11002 * c-parser.c (c_parser_do_statement): Warn about empty body in
11003 do/while statement.
11004 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11005 * doc/invoke.texi (-Wempty-body): Update documentation.
11007 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11010 * c-common.h (warn_for_div_by_zero): Declare.
11011 * c-common.c (warn_for_div_by_zero): Define.
11012 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11015 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11017 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11018 to PREFIX and STANDARD_PREFIX.
11020 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11021 Phil Edwards <phil@codesourcery.com>
11023 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11024 (__gthread_once_t): Remove busy field for RTPs.
11025 (__GTHREAD_ONCE_INIT): Update accordingly.
11027 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11029 * doc/invoke.texi: Document VxWorks options.
11031 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11033 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11035 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11037 PR tree-optimization/30590
11038 * tree-nrv.c (tree_nrv): Check for the partial update of the
11041 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11043 * flags.h (flag_random_seed): Remove declaration, in favor of...
11044 * toplev.h (get_random_seed, set_random_seed): ... these.
11045 * tree.c (get_file_function_name): Use the former.
11046 * opts.c (common_handle_option): Use the latter.
11049 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11051 PR middle-end/31127
11052 * cse.c (cse_find_path): Do not bail out if a basic block that
11053 we already visited now becomes part of a path that starts at a
11054 different basic block. Just disallow this, to make sure we
11055 visit each basic block at most once.
11057 2007-03-13 Jan Hubicka <jh@suse.cz>
11059 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11060 attributes, when profile esitmate is present, calls with very low
11061 frequency are cold.
11063 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11065 PR tree-optimization/30730
11066 PR tree-optimization/26900
11067 * tree-ssa-loop-niter.c: Include gmp.h.
11068 (bounds): New type.
11069 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11070 split_to_var_and_offset, determine_value_range,
11071 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11072 bound_difference, bounds_add, bounds_negate,
11073 number_of_iterations_ne_max, dump_affine_iv): New functions.
11074 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11075 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11076 difference of initial and final value of control iv to validate
11078 (number_of_iterations_cond): Add loop parameter. Determine bounds
11079 on the difference of the extremes of the control iv. Add dumps.
11080 (expand_simple_operations): Handle phi nodes.
11081 (simplify_using_initial_conditions): Do not record used conditions.
11082 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11083 Do not set additional_info.
11084 (implies_nonnegative_p, implies_ge_p): Removed.
11085 (derive_constant_upper_bound): Do not use parameter `additional'.
11086 (record_estimate): Parameter `additional' removed. Parameter
11087 `i_bound' added. Do not call derive_constant_upper_bound.
11088 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11089 bound the number of iterations estimate.
11090 (estimate_numbers_of_iterations_loop): Pass the estimate from
11091 the number of iterations analysis to record_estimate.
11092 * tree.h (multiple_of_p): Declare.
11093 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11094 (scev_const_prop): Do not check expression_expensive_p.
11095 * fold-const.c (multiple_of_p): Exported.
11096 * double-int.c (double_int_mask): Exported.
11097 * double-int.h (double_int_mask): Declare.
11098 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11099 field. Added max field.
11101 2007-03-13 David Taylor <taylor@candd.org>
11104 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11107 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11110 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11111 two unamed patterns.
11113 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11115 * config/i386/i386.opt (mcx16, msahf): New options.
11116 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11117 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11119 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11120 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11121 Output -mcx16 and -msahf options when corresponding bit is set.
11123 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11124 and -msahf options.
11126 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11128 * configure.ac: Test for assembler tolerance to # 0 "".
11129 * configure, config.in: Rebuilt.
11130 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11132 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11134 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11136 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11137 (handle_syscall): Handle direct system calls.
11138 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11140 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11142 * doc/invoke.texi: Fix cpp.info cross-reference.
11143 * doc/passes.texi: Fix gcc.info cross-reference.
11145 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11147 PR tree-optimization/30835
11148 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11149 bb_for_stmt is not NULL before accessing it.
11151 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11153 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11156 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11159 * doc/install.texi: Document --enable-stage1-languages
11161 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11163 * tree-pass.h (pass_into_cfg_layout_mode,
11164 pass_outof_cfg_layout_mode): Declare.
11165 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11166 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11167 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11168 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11170 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11172 * c-decl.c (warn_variable_length_array): New function.
11173 Refactored from grokdeclarator to handle warn_vla
11174 and handle unnamed array case.
11175 (grokdeclarator): Refactored VLA warning case.
11176 * c.opt (Wvla): New flag.
11177 * doc/invoke.texi (Wvla): New warning.
11179 2007-03-12 Richard Henderson <rth@redhat.com>
11181 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11182 (TARGET_SECTION_TYPE_FLAGS): New.
11184 2007-03-12 Richard Henderson <rth@redhat.com>
11186 * config/darwin.c (machopic_reloc_rw_mask): New.
11187 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11188 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11190 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11192 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11193 * cppdefault.h (cpp_PREFIX): Document.
11194 (cpp_PREFIX_len): Likewise.
11195 (cpp_EXEC_PREFIX): New variable.
11196 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11197 * c-incpath.c (add_standard_paths): Correct logic for relocating
11198 paths within prefix.
11200 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11202 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11203 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11205 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11206 fix_truncdfdi_sse using SSEMODEF mode macro.
11207 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11208 fix_truncdfsi_sse using SSEMODEF mode macro.
11209 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11210 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11212 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11214 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11215 elfos.h to tm_file.
11217 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11219 * tree.h : Add multiple_of_p declaration.
11220 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11221 * ipa-type-escape.c (results_of_malloc): Redundant.
11222 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11223 (cast_type): Extended with new members.
11224 (check_cast): Returns cast_type.
11225 (cast): New structure for data of walk_use_def_chains.
11226 (is_malloc_result, is_cast_from_non_pointer_1,
11227 is_cast_from_non_pointer,
11228 is_array_access_through_pointer_and_index): New functions.
11229 (look_for_casts): Returns cast types.
11230 (check_call): Returns void.
11231 (okay_pointer_operation): Use support of pointer plus index,
11232 pointer plus constant and allow all multiplications.
11234 2007-03-11 Richard Guenther <rguenther@suse.de>
11236 PR tree-optimization/31115
11237 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11238 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11239 A shift count of zero is not special as with *_DIV_EXPR.
11240 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11243 2007-03-11 Ian Lance Taylor <iant@google.com>
11245 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11246 the *_DIV_EXPR codes correctly with overflow infinities.
11248 2007-03-11 Ira Rosen <irar@il.ibm.com>
11250 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11251 indicate success/failure of the analysis. Add negation to subtrahend
11252 in case of subtraction. Fail if both operands contain constants.
11253 (create_data_ref): Fail if analyze_offset fails.
11255 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11257 * config/i386/i386.md (frndintxf2): Rename to ...
11258 (rintxf2): ... this. Remove expander having same name.
11259 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11260 (roundsf2, rounddf2): Ditto.
11261 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11262 (lround<mode>di2, lround<mode>si2): Ditto.
11264 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11266 * lower-subreg.c: Include except.h.
11267 (decompose_multiword_subregs): Verify that the only control flow
11268 insns we can split are loads to multi-words pseudos.
11269 Handle breaking such blocks after splitting, instead of calling
11270 find_many_sub_basic_blocks.
11272 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11273 on the new basic block. Add a lengthy comment explaining why we
11274 thought this was necessary.
11275 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11277 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11280 * tree.c (walk_type_fields): Recurse into the element type of
11281 ARRAY_TYPEs if there is a pointer set.
11283 2007-03-10 Dirk Mueller <dmueller@suse.de>
11285 * c-common.c (warn_logical_operator): Fix condition.
11287 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11289 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11291 * config/darwin.c (machopic_select_section): Remove superfluous
11292 argument in call to categorize_decl_for_section. Remove unused
11295 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11297 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11299 * configure: Regenerate.
11301 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11304 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11305 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11306 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11307 Add LABEL_NUSES to emitted label.
11308 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11309 branch probability value to emitted jump insn.
11310 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11311 Do not check life information and do not re-arrange input operands
11312 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11314 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11316 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11317 the change of decode_asm_operands.
11319 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11321 * mode-switching.c (create_pre_exit): Skip blockage insn.
11323 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11325 * tree-pass.h (TODO_update_smt_usage): Remove.
11327 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11331 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11333 * pa.c (attr_length_call): Revise condition for long
11334 pc-relative branch.
11335 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11336 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11337 sequence on SOM target.
11339 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11341 * gcc.c: Document %{, in big comment at top.
11342 (input_suffix_matches): Remove special handling for .s and
11344 (input_spec_matches): New.
11345 (handle_braces): Handle %{,.
11346 (validate_switches): ',' indicates a value which is not a switch.
11347 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11348 to detect assembler input.
11349 * config/i386/sol2.h (CPP_SPEC): Likewise.
11350 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11351 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11352 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11353 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11354 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11355 -m64 causes deployment target to default to 10.5.
11356 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11358 2007-03-09 Richard Henderson <rth@redhat.com>
11361 * target.h (targetm.asm.out.reloc_rw_mask): New.
11362 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11363 (TARGET_ASM_OUT): Use it.
11364 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11365 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11366 use the new reloc_rw_mask target hook instead.
11367 (default_section_type_flags_1): Merge into...
11368 (default_section_type_flags): ... here.
11369 (decl_readonly_section_1): Merge into...
11370 (decl_readonly_section): ... here.
11371 (default_elf_select_section_1): Merge into...
11372 (default_elf_select_section): ... here.
11373 (default_unique_section_1): Merge into...
11374 (default_unique_section): ... here.
11375 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11376 (default_select_rtx_section): Use it.
11377 (default_elf_select_rtx_section): Likewise.
11378 * output.h: Update to match.
11379 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11380 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11381 (TARGET_ASM_RELOC_RW_MASK): New.
11382 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11383 to categorize_decl_for_section.
11384 (x86_64_elf_unique_section): Likewise.
11385 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11386 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11387 (TARGET_ASM_RELOC_RW_MASK): New.
11388 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11389 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11390 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11391 (TARGET_RWRELOC): Remove.
11392 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11393 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11394 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11395 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11396 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11397 (rs6000_xcoff_select_section): Use decl_readonly_section.
11398 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11399 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11400 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11401 (TARGET_SECTION_TYPE_FLAGS): Remove.
11402 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11404 2007-03-09 Roger Sayle <roger@eyesopen.com>
11406 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11407 complex constant equality/inequality comparisons for here.
11408 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11409 known at compile-time or can be simplified to a scalar comparison.
11410 (fold_relational_const): Move compile-time evaluation of complex
11411 constant equality/inequality comparisons to here.
11413 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11415 PR rtl-optimization/30643
11416 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11418 (fold_rtx): Recurse, like before 2006-11-03.
11420 2007-03-09 DJ Delorie <dj@redhat.com>
11422 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11425 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11427 PR tree-optimization/30375
11428 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11429 LHS of statements is not the same.
11430 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11432 2007-03-09 Chao-ying Fu <fu@mips.com>
11434 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11436 * doc/invoke.texi (-mdspr2): Document new option.
11437 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11438 New unspec for DSP REV 2.
11439 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11440 these instructions are extended in DSP REV 2.
11441 (mips-dspr2.md): Include.
11442 * config/mips/mips.opt (mdspr2): New option.
11443 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11444 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11445 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11446 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11447 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11448 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11449 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11451 (bdesc_map): Add one field of unsupported_target_flags.
11452 (bdesc_arrays): Update entries to have extra fields. Add
11454 (mips_init_builtins): Initialize new function types.
11455 Check unsupported_target_fileds to filter out builtins.
11456 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11458 (ASM_SPEC): Pass mdspr2 to the assembler.
11459 * config/mips/mips-dspr2.md: New file.
11461 2007-03-09 Sa Liu <saliu@de.ibm.com>
11463 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11465 2007-03-09 Ian Lance Taylor <iant@google.com>
11467 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11468 argument) like -Wstrict-overflow=2.
11469 * doc/invoke.texi (Warning Options): Update documentation.
11471 2007-03-09 Dirk Mueller <dmueller@suse.de>
11474 * doc/invoke.texi (-Wlogical-op): Document.
11475 * common.opt (-Wlogical-op): New.
11476 * c-common.h (warn_logical_operator): Declare.
11477 * c-common.c (warn_logical_operator): Define.
11478 * c-typeck.c (parser_build_binary_op): Call
11479 warn_logical_operator.
11481 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11483 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11484 * final.c (final_scan_insn): Test for non-"" file name.
11486 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11488 * doc/loop.texi: Document the Omega linear constraints solver.
11489 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11490 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11491 omega-hash-table-size, omega-max-keys, and
11492 omega-eliminate-redundant-constraints.
11493 * tree-pass.h (pass_check_data_deps): Declared.
11496 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11497 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11498 pass_check_data_deps): New.
11499 * tree-data-ref.c (init_data_ref): Remove declaration.
11500 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11501 (analyze_array): Renamed init_array_ref, move up initializations.
11502 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11503 Removed arguments that are set to NULL.
11504 (analyze_indirect_ref): Correct indentation, correct call to
11506 (object_analysis): Call init_array_ref instead of analyze_array.
11507 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11508 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11509 of DR_ACCESS_FNS_ADDR.
11510 (init_omega_eq_with_af, omega_extract_distance_vectors,
11511 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11512 ddr_consistent_p): New.
11513 (compute_affine_dependence): Check consistency of ddrs when
11514 flag_check_data_deps is passed.
11515 (analyze_all_data_dependences): Uncomment.
11516 (tree_check_data_deps): New.
11517 * tree-data-ref.h: Include omega.h.
11518 (DR_ACCESS_FNS_ADDR): Removed.
11519 (data_dependence_relation): Add inner_loop.
11520 (DDR_INNER_LOOP): New.
11521 * common.opt (fcheck-data-deps): New.
11522 * tree-flow.h (tree_check_data_deps): Declare.
11523 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11524 (OBJS-common): Depend on omega.o.
11526 * passes.c (pass_check_data_deps): Scheduled.
11527 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11528 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11529 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11530 PARAM_VECT_MAX_VERSION_CHECKS,
11531 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11533 2007-03-09 Richard Guenther <rguenther@suse.de>
11535 PR tree-optimization/30904
11536 PR middle-end/31058
11537 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11538 the same way as *_DIV_EXPR.
11540 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11542 * recog.c (decode_asm_operands): No mixed declarations and code.
11544 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11546 * rtl.def (ASM_INPUT): Add location.
11547 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11548 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11549 (decode_asm_operands): Add loc operand.
11550 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11551 * stmt.c (expand_asm): Rename to...
11552 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11553 gen_rtx_ASM_INPUT_loc.
11554 (expand_asm_expr): Adjust.
11555 * recog.c (decode_asm_operands): Add loc operand.
11556 (check_asm_operands, extract_insn): Adjust.
11557 * reload1.c (maybe_fix_stack_asms): Likewise.
11558 * final.c (asm_insn_count): Likewise.
11559 (final_scan_insn): Output # line before and after asm.
11561 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11563 * tree-ssa-structalias.c (variable_info): Remove
11565 (new_var_info): Ditto.
11566 (shared_bitmap_info_t): New structure.
11567 (shared_bitmap_table): New variable.
11568 (shared_bitmap_hash): New function.
11569 (shared_bitmap_eq): Ditto
11570 (shared_bitmap_lookup): Ditto.
11571 (shared_bitmap_add): Ditto.
11572 (merge_smts_into): Change to take bitmap directly.
11573 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11574 (init_alias_vars): Init shared bitmap hashtable.
11575 (delete_points_to_sets): Delete shared bitmap hashtable.
11576 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11577 is_aliased removal as a change that was still necessary was
11580 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11582 * config/i386/i386.h (override_options): Conditionally disable
11583 x86_sahf for 64bit targets only.
11585 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11588 * c-decl.c (merge_decls): Don't call make_var_volatile.
11589 * varasm.c (make_var_volatile): Remove.
11590 * output.h (make_var_volatile): Remove.
11592 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11594 PR tree-optimization/31085
11595 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11597 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11599 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11600 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11601 ATTR_CONST_NOTHROW_LIST.
11603 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11606 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11608 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11610 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11613 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11615 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11616 passed, use shared libgcc.
11618 2007-03-08 Roger Sayle <roger@eyesopen.com>
11620 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11621 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11622 (honor_protect_cleanup_actions, lower_try_finally_switch):
11624 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11625 ifc_temp_var): Likewise.
11626 * tree-inline.c (setup_one_parameter): Likewise.
11627 * tree-mudflap.c (mf_decl_cache_locals,
11628 mf_build_check_statement_for): Likewise.
11629 * tree-nested.c (init_tmp_var, save_tmp_var,
11630 finalize_nesting_tree_1): Likewise.
11631 * tree-outof-ssa.c (insert_copy_on_edge,
11632 insert_backedge_copies): Likewise.
11633 * tree-profile.c (tree_gen_edge_profiler,
11634 tree_gen_ic_profiler): Likewise.
11635 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11636 * tree-sra.c (sra_build_assignment): Likewise.
11637 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11638 * tree-ssa-math-opts.c (insert_reciprocals,
11639 execute_cse_sincos_1): Likewise.
11640 * tree-tailcall.c (adjust_accumulator_values,
11641 adjust_return_value): Likewise.
11642 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11643 * tree-vect-transform.c (vect_create_data_ref_ptr,
11644 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11645 vect_create_epilog_for_reduction, vectorizable_reduction,
11646 vectorizable_call, vectorizable_conversion,
11647 vectorizable_assignment, vectorizable_operation,
11648 vectorizable_type_demotion, vect_gen_widened_results_half,
11649 vect_permute_store_chain, vectorizable_store,
11650 vect_setup_realignment, vect_permute_load_chain,
11651 vectorizable_load, vectorizable_condition,
11652 vect_create_cond_for_align_checks): Likewise.
11653 * tree-vrp.c (build_assert_expr_for): Likewise.
11655 2007-03-08 Ian Lance Taylor <iant@google.com>
11657 * tree-vrp.c: Include "intl.h".
11658 (usable_range_p): New static function.
11659 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11660 overflowed values, juts set *strict_overflow_p.
11661 (compare_values): Only return -2 if one of the operands is not a
11663 (compare_ranges): Call usable_range_p.
11664 (compare_range_with_value): Likewise.
11665 (vrp_evaluate_conditional_warnv): Rename from
11666 vrp_evaluate_conditional. Make static. Change all callers.
11667 (vrp_evaluate_conditional): New function.
11668 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11669 on signed overflow.
11670 (simplify_abs_using_ranges): Likewise.
11671 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11672 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11673 within_stmt parameter.
11674 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11675 vrp_evaluate_conditional.
11676 * tree-ssa-threadedge.c
11677 (record_temporary_equivalences_from_stmts_at_dest): Change
11678 simplify parameter to take a second tree parameter.
11679 (simplify_control_stmt_condition): Likewise.
11680 (thread_across_edge): Likewise.
11681 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11682 (thread_across_edge): Likewise.
11683 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11685 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11687 * config/i386/i386.h (TARGET_SAHF): New define.
11688 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11689 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11690 (x86_sahf): New global variable.
11691 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11692 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11693 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11694 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11696 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11697 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11698 when expanding fcomi/sahf based tests.
11699 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11700 expanding sahf based alternative. Emit sahf based sequence when
11701 optimizing for code size.
11702 * config/i386/i386.md (x86_sahf_1): Do not disable for
11703 TARGET_64BIT, enable for TARGET_SAHF.
11705 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11707 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11708 spurious whitespace from error message.
11710 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11713 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11715 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11717 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11719 * tree-sra.c (instantiate_element): Propagate disabled warnings
11720 from the element itself to the created variable.
11722 2007-03-07 Richard Henderson <rth@redhat.com>
11725 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11726 silently fix up the stack in the case of a missing register.
11728 2007-03-07 Paul Brook <paul@codesourcery.com>
11730 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11732 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11734 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11736 (phase1_vrs): Use them.
11737 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11738 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11739 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11740 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11741 __gnu_Unwind_Restore_WMMXC if required.
11742 (_Unwind_VRS_Pop): Implement iWMMXt support.
11743 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11744 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11745 gnu_Unwind_Save_WMMXC): Define.
11747 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11749 * config/vxworks.h (vxworks_override_options): Declare.
11750 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11751 * config/vxworks.c: Include target.h and toplev.h.
11752 (vxworks_override_options): New function.
11753 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11755 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11757 * config/s390/s390.c (override_options): Don't emit an error when
11758 -mstack-size is used without providing -mstack-guard.
11759 (s390_emit_prologue): Choose stack_guard value automatically if not
11760 provided via command line.
11761 * doc/invoke.texi: Adjust description of -mstack-guard and
11764 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11766 * config/i386/i386.c (output_set_got): Add a GOT initialization
11767 sequence for VxWorks PIC.
11768 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11769 around labels as well as symbols. Use gotoff_operand instead
11770 of local_symbolic_operand.
11771 (legitimize_pic_address): Use gotoff_operand instead of
11772 local_symbolic_operand. Use @GOT accesses for labels as
11774 (ix86_output_addr_diff_elt): Use PC-relative rather than
11775 GP-relative offsets for VxWorks PIC.
11776 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11777 no_new_pseudos. Check whether the returned register is op0.
11778 * config/i386/i386.md (tablejump): Use PC-relative rather than
11779 GP-relative offsets for VxWorks PIC.
11780 * config/i386/predicates.md (gotoff_operand): New predicate.
11782 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11784 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11786 * config/vxworks-dummy.h: New file.
11787 * config/i386/i386.h: Include it.
11789 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11791 * dwarf2out.c (is_inlined_entry_point): New
11792 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11793 DW_AT_ranges if the first subblock is the entry point.
11795 2007-03-06 David Daney <ddaney@avtrex.com>
11797 * doc/install.texi (mips-*-*): Change recommended binutils
11800 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11802 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11803 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11805 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11806 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11808 2007-03-06 Jan Hubicka <jh@suse.cz>
11810 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11811 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11813 (probably_cold_bb_p): Cold functions are cold.
11814 (probably_never_executed_bb_p): Cold functions are cold.
11815 (tree_bb_level_predictions): Predict calls to cold functions as not
11817 (compute_function_frequency): Check hot/cold attributes.
11818 * function.h (function_frequency): Update comments.
11819 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11820 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11821 (c_common_att): Add cold and hot.
11823 * doc/extend.texi (hot,cold attributes): Document.
11825 2007-03-06 Andrew Haley <aph@redhat.com>
11827 * function.c (expand_function_end): Move blockage to just after we
11828 emit the label for the naked return from the function.
11830 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11832 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11835 2007-03-06 Jan Hubicka <jh@suse.cz>
11837 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11838 loaded for constant large models. Non-large 64bit PIC can do.
11839 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11840 * cmodel.h: Add LARGE PIC.
11841 * i386.md (UNSPEC_PLTOFF): New.
11842 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11844 (*call_1_rex64): Disable for large models.
11845 (*call_1_rex64_large): New.
11846 (*call_value_1_rex64): Disable for large models.
11847 (*call_value_1_rex64_large): New.
11848 (set_rip_rex4): New.
11849 (set_got_offset_rex64): New.
11850 * predicates.md (constant_call_address_operand): For large model
11851 constant calls are not possible.
11852 * i386-protos.h (construct_plt_address): Declare.
11853 * i386.c (override_options): Accept large models.
11854 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11855 (legitimate_constant_p): Add new UNSPECs.
11856 (legitimate_pic_operand_p): Likewise.
11857 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11858 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11860 (output_pic_addr_const): Add PLTOFF.
11861 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11862 (ix86_expand_move): Legitimize pic address when in PIC mode.
11863 (construct_plt_address): New function.
11864 (ix86_expand_call): Offload the address to register and use GOT
11865 pointer for large model.
11866 * invoke.texi (mcmodel=large): Update documentation.
11868 2007-03-06 Richard Henderson <rth@redhat.com>
11870 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11871 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11872 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11873 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11874 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11875 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11876 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11877 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11878 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11879 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11880 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11881 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11882 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11883 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11884 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11885 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11886 x86_schedule, x86_use_bt, x86_pad_returns,
11887 x86_use_xchgb): Merge into ...
11888 (ix86_tune_features): ... here. New array.
11889 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11890 x86_bswap): Merge into ...
11891 (ix86_arch_features): ... here. New array.
11892 (x86_3dnow_a): Remove.
11893 (x86_accumulate_outgoing_args): Make static.
11894 (x86_arch_always_fancy_math_387): Make static.
11895 (ix86_tune_mask, ix86_arch_mask): Move ...
11896 (override_options): ... to local variables here. Apply the
11897 appropriate mask to each element of ix86_arch_features and
11898 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11899 as were done in the old macros.
11900 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11901 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11902 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11903 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11904 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11905 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11906 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11907 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11908 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11909 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11910 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11911 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11912 x86_accumulate_outgoing_args, x86_prologue_using_move,
11913 x86_epilogue_using_move, x86_decompose_lea,
11914 x86_arch_always_fancy_math_387, x86_shift1,
11915 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11916 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11917 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11918 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11919 x86_use_incdec, x86_pad_returns, x86_bswap,
11920 x86_partial_flag_reg_stall): Remove.
11921 (enum ix86_tune_indices): New.
11922 (ix86_tune_features): New.
11923 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11924 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11925 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11926 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11927 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11928 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11929 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11930 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11931 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11932 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11933 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11934 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11935 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11936 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11937 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11938 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11939 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11940 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11941 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11942 TARGET_EXT_80387_CONSTANTS): Use it.
11943 (enum ix86_arch_indices): New.
11944 (ix86_arch_features): New.
11945 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11946 TARGET_BSWAP): Use it.
11947 (ix86_tune_mask, ix86_arch_mask): Remove.
11949 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11952 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11953 Define using $${sysroot_headers_suffix}.
11954 * configure: Regenerate.
11955 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11956 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11958 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11959 * gcc.c (print_sysroot_headers_suffix): New.
11960 (option_map): Include --print-sysroot-headers-suffix.
11961 (display_help): Mention -print-sysroot-headers-suffix.
11962 (process_command): Handle -print-sysroot-headers-suffix.
11963 (do_spec_1): Append multilib directory to include-fixed path if
11964 sysroot suffixes in use.
11965 (main): Handle -print-sysroot-headers-suffix.
11966 * Makefile.in (start.encap): Don't depend on xlimits.h
11967 (xlimits.h): Remove.
11968 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11969 limits.h for each multilib in fixinc_list.
11970 (fixinc_list, s-fixinc_list): New.
11971 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11972 generate them for each multilib in fixinc_list.
11973 (stmp-fixproto): Use include-fixed. Run fixproto for each
11974 multilib in fixinc_list.
11975 (mostlyclean): Don't remove xlimits.h.
11976 (clean): Remove include-fixed.
11977 (real-install-headers-tar, real-install-headers-cpio,
11978 real-install-headers-cp): Don't copy include, only include-fixed.
11979 (install-mkheaders): Depend on fixinc_list. Don't depend on
11980 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11981 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11982 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11984 2007-03-06 Jan Hubicka <jh@suse.cz>
11986 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11989 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11991 * configure.ac: Allow tm_file to contain build-directory files.
11992 * configure: Regenerate.
11993 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11994 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11995 * config/m68k/print-sysroot-suffix.sh: New file.
11997 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11999 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12000 of pic_offset_table_rtx if reload_completed.
12001 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12002 PIC_OFFSET_TABLE_REGNUM.
12003 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12005 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12006 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12008 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12010 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12011 functions that call eh_return.
12013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12015 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12016 functions that need a constant pool.
12018 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12021 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12022 (m68k_preferred_reload_class): Likewise.
12023 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12024 (SECONDARY_RELOAD_CLASS): Define.
12025 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12026 (LIMIT_RELOAD_CLASS): Delete.
12027 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12028 registers from storing bytes.
12029 (m68k_secondary_reload_class): New function.
12030 (m68k_preferred_reload_class): Likewise.
12032 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12034 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12036 (m68k_expand_prologue): Likewise.
12038 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12040 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12041 (mips_expand_epilogue): Add a bool parameter.
12042 (m68k_legitimize_sibcall_address): Declare.
12043 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12044 (m68k_expand_epilogue): Add a parameter to select between sibling
12045 and normal epilogues. Only generate a return for the latter.
12046 (m68k_ok_for_sibcall_p): New function.
12047 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12048 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12049 (sibcall_value, *sibcall_value): Likewise.
12050 (*call, *call_value): Require !SIBLING_CALL_P.
12051 (epilogue): Update call to m68k_expand_epilogue.
12052 (sibcall_epilogue): New pattern.
12053 * config/m68k/predicates.md (const_call_operand): Say that this
12054 predicate applies to sibling calls too.
12055 (sibcall_operand): New predicate.
12057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12059 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12060 alternatives as movsi_cf.
12061 (movsf_cf_hard): Add commentary.
12063 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12064 Richard Sandiford <richard@codesourcery.com>
12066 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12067 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12068 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12069 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12070 as being live on exit from an interrupt function.
12071 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12072 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12073 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12074 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12075 (m68k_interrupt_function_p): Globalize.
12076 (m68k_compute_frame_layout): Remove reverse mask code.
12077 (m68k_emit_movem, m68k_set_frame_related): New functions.
12078 (m68k_output_function_prologue): Delete in favor of...
12079 (m68k_expand_prologue): ...this new function.
12080 (m68k_output_function_epilogue): Delete in favor of...
12081 (m68k_expand_epilogue): ...this new function.
12082 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12084 (print_operand): Handle %?.
12085 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12086 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12087 (prologue, epilogue): New patterns.
12088 (return): Turn into a define_expand.
12089 (*return): New pattern, derived from old "return" pattern. Use rte
12090 rather than rts for interrupt functions. Only use rtd if the pop
12092 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12093 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12094 (link, *link, unlink, *unlink, load_got): Likewise.
12096 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12100 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12101 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12102 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12103 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12104 and m68k_matches_u_p.
12105 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12106 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12107 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12108 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12109 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12110 (REG_STRICT_P): New macro.
12111 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12112 PCREL_GENERAL_OPERAND_OK.
12113 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12114 m68k_legitimate_base_reg_p.
12115 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12116 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12117 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12118 * config/m68k/m68k.c (m68k_address): New structure.
12119 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12120 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12121 (m68k_jump_table_ref_p, m68k_decompose_address)
12122 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12123 (m68k_matches_u_p): New functions.
12124 (print_operand_address): Rewrite to use m68k_decompose_index.
12126 2007-03-05 David Taylor <dtaylor@emc.com>
12128 * gcc.c: Correct copyright date in --version output.
12130 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12132 * pa.md: In unamed move patterns, disparge copies between general
12133 and floating point registers using '?' modifier. Don't include 'f'
12134 constraint for register preferences in DImode, SImode, HImode and
12135 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12136 Remove constraints for copies between general and floating registers
12137 in soft-float DFmode pattern.
12138 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12142 2007-03-05 Mike Stump <mrs@apple.com>
12144 * c-common.c (targetcm): Add.
12145 * c-opts.c (c_common_handle_option): Handle language specific
12147 * opts.c (handle_option): Verify language for target options, if
12149 * opth-gen.awk: Add CL_LANG_ALL.
12150 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12151 (TARGETCM_INITIALIZER): Add.
12152 * target.h (struct gcc_targetcm): Add.
12154 * targhooks.c (default_handle_c_option): Add.
12155 * targhooks.h (default_handle_c_option): Add.
12156 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12158 * config/darwin.opt (iframework): Add.
12159 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12160 * config/darwin-c.c (handle_c_option): Add.
12161 (TARGET_HANDLE_C_OPTION): Add.
12163 * doc/invoke.texi (Darwin Options): Add -iframework.
12165 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12167 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12170 2007-03-05 Ian Lance Taylor <iant@google.com>
12172 * c.opt (fgnu89-inline): New option.
12173 * c-opts.c (c_common_post_options): Set default value for
12175 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12176 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12178 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12179 (grokdeclarator, start_function): Likewise.
12180 * c-cppbuiltin.c (c_cpp_builtins): Define either
12181 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12182 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12183 (C Dialect Options): Document -fgnu89-inline.
12184 * doc/extend.texi (Function Attributes): Explain what the
12185 gnu_inline attribute does.
12186 * doc/cpp.texi (Common Predefined Macros): Document
12187 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12189 2007-03-05 Ian Lance Taylor <iant@google.com>
12191 PR tree-optimization/31034
12192 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12193 half-range if the other side is an overflow infinity.
12195 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12197 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12198 (bfin*-linux-uclibc*): New configuration.
12199 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12201 * config/bfin/linux.h: New file.
12202 * config/bfin/libgcc-bfin.ver: New file.
12203 * config/bfin/t-bfin-uclinux: New file.
12204 * config/bfin/t-bfin-linux: New file.
12205 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12206 (TARGET_OS_CPP_BUILTINS): New macro.
12208 2007-03-05 Richard Guenther <rguenther@suse.de>
12210 * fold-const.c (fold_binary): Remove duplicate folding
12211 of comparison of non-null ADDR_EXPR against null.
12213 2007-03-05 Richard Guenther <rguenther@suse.de>
12214 Dorit Nuzman <dorit@il.ibm.com>
12216 PR tree-optimization/26420
12217 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12218 are no loops in the function. Only print the number of
12219 vectorized loops if it is greater than zero or we are supposed
12220 to print information about unvectorized loops.
12222 2007-03-05 Revital Eres <eres@il.ibm.com>
12224 * gcc.dg/var-expand1.c: New test.
12225 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12226 when an accumulator is expanded.
12228 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12231 * c-common.c (convert_and_check): Don't give warnings for
12232 conversion if 'expr' already overflowed.
12234 2007-03-04 Roger Sayle <roger@eyesopen.com>
12236 PR middle-end/30744
12237 * fold-const.c (fold_comparison): Enforce type consistency when
12238 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12240 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12242 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12243 containing a cast to the base of TARGET_MEM_REF.
12245 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12247 * tree.c (tree_contains_struct_check_failed): Remove spurious
12248 whitespace from error message.
12250 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12253 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12254 instead of precision.
12256 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12257 Nathan Sidwell <nathan@codesourcery.com>
12259 * emit-rtl.c (find_auto_inc): New.
12260 (try_split): recreate REG_INC notes,
12261 Use regular for loops rather than whiles.
12263 2007-03-03 Andreas Schwab <schwab@suse.de>
12265 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12266 * configure: Regenerate.
12268 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12270 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12271 flag_rounding_math, not flag_unsafe_math_optimizations.
12273 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12275 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12276 alpha_fold_vector_minmax): Likewise.
12277 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12278 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12280 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12282 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12283 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12284 if the lhs has side-effects.
12285 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12287 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12289 * config/i386/i386.h (TUNEMASK): Remove define.
12290 (ARCHMASK): Remove define.
12291 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12292 Use ix86_arch_mask variable instead of ARCHMASK.
12293 * config/i386/i386.c (override_options): Ditto.
12294 (standard_80387_constant_p): Ditto.
12296 2007-03-02 Ian Lance Taylor <iant@google.com>
12298 Used signed infinities in VRP.
12299 * tree-vrp.c (uses_overflow_infinity): New static function.
12300 (supports_overflow_infinity): New static function.
12301 (make_overflow_infinity): New static function.
12302 (negative_overflow_infinity): New static function.
12303 (positive_overflow_infinity): New static function.
12304 (is_negative_overflow_infinity): New static function.
12305 (is_positive_overflow_infinity): New static function.
12306 (is_overflow_infinity): New static function.
12307 (overflow_infinity_range_p): New static function.
12308 (compare_values_warnv): New function split out of compare_values.
12309 (compare_value): Call it.
12310 (set_value_range_to_nonnegative): Add overflow_infinity
12311 parameter. Change caller.
12312 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12314 (vrp_expr_computes_nonzero): Likewise.
12315 (compare_ranges, compare_range_with_value): Likewise.
12316 (compare_name_with_value, compare_names): Likewise.
12317 (vrp_evaluate_conditional): Likewise.
12318 (set_value_range): Handle infinity
12319 (vrp_operand_equal_p, operand_less_p): Likewise.
12320 (extract_range_from_assert): Likewise.
12321 (vrp_int_const_binop): Likewise.
12322 (extract_range_from_binary_expr): Likewise.
12323 (extract_range_from_unary_expr): Likewise.
12324 (extract_range_from_comparison): Likewise.
12325 (extract_range_from_expr): Likewise.
12326 (dump_value_range): Likewise.
12327 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12328 (test_for_singularity): Likewise.
12329 (vrp_int_const_binop): Remove inline qualifier.
12330 (adjust_range_with_scev): Add comment.
12331 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12333 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12335 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12336 (get_constraint_for): Likewise.
12337 (do_structure_copy): Likewise.
12338 (find_func_aliases): Fix references to MODIFY_EXPR.
12339 (intra_create_variable_infos): Tidy.
12340 * tree-ssa-operands.c (add_virtual_operand): Add argument
12342 When adding members of alias sets, if IS_CALL_SITE is true and
12343 the symbol is not call-clobbered, skip it.
12344 Adjust all callers.
12346 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12348 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12349 entry by means of emit_insn_at_entry.
12351 2007-03-02 Richard Henderson <rth@redhat.com>
12353 * expr.h (promoted_input_arg): Remove decl.
12354 * function.c (promoted_input_arg): Merge into ...
12355 * combine.c (setup_incoming_promotions): ... only caller.
12356 Rearrange to avoid double loop.
12358 2007-03-02 Ben Elliston <bje@au.ibm.com>
12359 Peter Bergner <bergner@vnet.ibm.com>
12360 Janis Johnson <janis187@us.ibm.com>
12362 * config/rs6000/dfp.md: New file.
12363 * config/rs6000/rs6000.md: Include dfp.md.
12364 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12365 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12366 and TDmode decimal float modes in FP registers.
12367 (num_insns_constant): Likewise.
12368 (rs6000_legitimate_offset_address_p): Likewise.
12369 (rs6000_legitimize_address): Likewise.
12370 (rs6000_legitimize_reload_address): Likewise.
12371 (rs6000_legitimate_address): Likewise.
12372 (rs6000_emit_move): Likewise.
12373 (function_arg_boundary): Likewise.
12374 (function_arg_advance): Likewise.
12375 (rs6000_darwin64_record_arg_recurse): Likewise.
12376 (function_arg): Likewise.
12377 (rs6000_gimplify_va_arg): Likewise.
12378 (rs6000_split_multireg_move): Likewise.
12379 (rs6000_output_function_epilogue): Likewise.
12380 (rs6000_output_function_epilogue): Likewise.
12381 (rs6000_register_move_cost): Likewise.
12382 (rs6000_function_value): Likewise.
12383 (rs6000_libcall_value): Likewise.
12385 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12387 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12389 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12391 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12392 Use $MULTIDIR to choose between the kernel and RTP headers,
12393 and use $WIND_BASE and $WIND_USR to locate them.
12395 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12397 * config/i386/i386.c (override_options): Put initialization of
12398 ix86_tune_mask and ix86_arch_mask to the correct place.
12400 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12401 Michael Meissner <michael.meissner@amd.com>
12404 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12405 (ARCHMASK): Define.
12406 (TARGET_CMOVE): Use ARCHMASK.
12407 (TARGET_CMPXCHG): Ditto.
12408 (TARGET_CMPXCHG8B): Ditto.
12409 (TARGET_XADD): Ditto.
12410 (TARGET_BSWAP): Ditto.
12411 * config/i386/i386.c (ix86_tune_mask): New global variable.
12412 (ix86_arch_mask): Ditto.
12413 (override_options): Initialize ix86_tune_mask and
12414 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12417 2007-03-02 Ben Elliston <bje@au.ibm.com>
12420 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12422 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12424 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12425 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12426 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12427 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12429 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12430 rs6000_init_dwarf_reg_sizes_extra): New.
12431 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12432 SPE register high parts.
12434 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12436 * Makefile.in: Add install-pdf target as
12437 copied from automake v1.10 rules.
12438 * configure.ac: Add install-pdf to target list.
12439 * configure: Regenerate.
12441 2007-03-01 Paul Brook <paul@codesourcery.com>
12443 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12444 modes to LDRD for DImode.
12445 (output_move_double): Fixup out of range ldrd/strd.
12446 (vfp_secondary_reload_class): Rename...
12447 (coproc_secondary_reload_class): ... to this. Add wb argument.
12448 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12449 coproc_secondary_reload_class for CLASS_IWMMXT.
12450 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12451 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12453 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12455 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12456 unroll factor by the estimated number of iterations.
12457 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12458 than prefetch latency.
12460 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12461 decode_caches_intel, detect_caches_intel): New functions.
12462 (host_detect_local_cpu): Use detect_caches_amd and
12463 detect_caches_intel.
12465 2007-03-01 Richard Henderson <rth@redhat.com>
12467 * expr.c (emit_move_complex_push): Export.
12468 (emit_move_complex_parts): Split out from ...
12469 (emit_move_complex): ... here.
12470 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12471 * config/i386/i386.md (movcdi): New.
12473 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12475 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12476 size of mode1 to check for tieable modes in MMX case.
12478 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12480 * Makefile.in (rtlanal.o): Depend on tree.h.
12481 * rtl.h (offset_within_section_p, split_const): Declare.
12482 * rtlanal.c: Include tree.h.
12483 (offset_within_block_p): New function, taken from
12484 mips_offset_within_object_p.
12485 (split_const): New function, taken from mips_split_const.
12486 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12488 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12489 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12490 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12491 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12492 (m68k_illegitimate_symbolic_constant_p): New function.
12493 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12494 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12495 symbolic constant that might be outside the symbol's section,
12496 move the symbol first and then add the offset.
12497 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12499 * config/mips/mips.c (mips_split_const): Delete.
12500 (mips_offset_within_object_p): Delete.
12501 (mips_symbolic_constant_p): Use offset_within_section_p and
12502 split_const instead of mips_offset_within_object_p and
12504 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12505 (mips_legitimize_const_move, print_operand_reloc)
12506 (mips_dangerous_for_la25_p): Use split_const instead of
12509 2007-02-28 Eric Christopher <echristo@apple.com>
12511 * Makefile.in (install-include-dir): Don't rm -rf include.
12513 2007-02-28 Richard Guenther <rguenther@suse.de>
12515 PR middle-end/30364
12516 * fold-const.c (fold_binary): Do not associate expressions
12517 with more than one variable for integer types that do not wrap.
12519 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12521 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12522 Delete, and replace with...
12523 (fold_builtin_call_array): This. Update callers to use it.
12524 * fold-const.c (fold_build_call_list): Delete, and replace with...
12525 (fold_build_call_array): This.
12526 (fold_build_call_list_initializer): Delete, and replace with...
12527 (fold_build_call_array_initializer): This.
12528 * tree.h: Update declarations to reflect above changes.
12530 * c-typeck.c (build_function_call): Store converted arguments
12531 in a stack-allocated array instead of building a list.
12532 (convert_arguments): Store arguments in the array passed in as an
12533 argument, and return the actual number of arguments.
12534 * c-format.c: (check_function_format): Pass arguments in an
12535 array instead of a list.
12536 * c-common.c (check_function_nonnull): Likewise.
12537 (check_function_sentinel): Likewise.
12538 (check_function_arguments): Likewise.
12539 * c-common.h: Update declarations to reflect above changes.
12541 2007-02-28 Jan Hubicka <jh@suse.cz>
12543 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12544 PRED_NEGATIVE_RETURN): Update outcomes.
12546 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12548 * calls.c (emit_library_call_value_1): Handle partial registers
12549 correctly when building up CALL_INSN_FUNCTION_USAGE.
12551 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12553 * pa/predicates.md (move_src_operand): Allow zero for mode.
12554 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12557 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12560 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12561 *movv2df_internal): Enable pattern only for valid operand
12563 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12564 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12566 2007-02-27 Mike Stump <mrs@apple.com>
12568 * config/darwin-crt3.c: Avoid compilation when compiling for a
12571 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12573 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12575 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12576 for fixed headers and limits.h.
12577 (install-include-dir, install-headers-tar, install-headers-cpio,
12578 install-headers-cp, real-install-headers-tar,
12579 real-install-headers-cpio, real-install-headers-cp): Handle
12580 include-fixed as well as include.
12581 (install-mkheaders): Don't install files that go only in include
12583 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12584 from GCC_INCLUDE_DIR.
12585 * gcc.c (process_command): Remove special -BstageN/ handling.
12586 (do_spec_1): Add include-fixed directories.
12588 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12590 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12592 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12594 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12597 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12599 * c-common.c (get_priority): Add check for
12600 SUPPORTS_INIT_PRIORITY.
12602 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12604 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12606 * config/bfin/bfin.c: Include "cfglayout.h".
12607 (MAX_LSETUP_DISTANCE): New macro.
12608 (struct loop_info): New members incoming, incoming_src and
12609 incoming_dest. Delete member predecessor.
12610 (length_for_loop): New function.
12611 (bfin_optimize_loop): Handle more different loop structures.
12612 (bfin_discover_loop): Rework detection of predecessor blocks by
12613 examining incoming edges.
12614 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12616 (bfin_reorder_loops): New function.
12617 (bfin_reorg_loops): Use these three new functions.
12619 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12620 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12621 (CONSTRAINT_LEN): Add entry for 'q'.
12622 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12623 Add 'q' constraints.
12624 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12625 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12627 * config/bfin/bfin.md (add_with_carry): New pattern.
12628 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12629 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12630 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12631 support unsigned multiplies too. Removed incorrect commutativity from
12632 operand 1 constraint where appropriate.
12633 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12635 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12636 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12638 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12639 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12640 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12641 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12642 usmulhisi_hh_huh): New patterns.
12644 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12645 lshifthi3): Fix output template to use half reg for operand 2.
12647 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12650 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12652 2007-02-27 Andreas Schwab <schwab@suse.de>
12654 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12656 2007-02-27 Jan Hubicka <jh@suse.cz>
12658 * predict.c (last_basic_block_p): Remove.
12659 (tree_estimate_probability): Update return heuristic for commonized
12662 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12664 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12666 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12668 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12669 * doc/cpp.texi: Standardize title page.
12670 * doc/cppinternals.texi: Likewise.
12671 * doc/gcc.texi: Standardize title page, remove version number
12672 from copyright page.
12673 * doc/gccint.texi: Likewise.
12674 * doc/install.texi: Standardize title page, add table of
12677 2007-02-26 Jan Hubicka <jh@suse.cz>
12679 * predict.def: Set outcomes according to more recent results.
12680 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12681 Remove dead predictors.
12682 * predict.c (return_prediction): Fix pasto.
12684 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12686 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12687 change; avoid a memory leak when returning early.
12689 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12691 * c-decl.c (static_ctors): Move to c-common.c.
12692 (static_dtors): Likewise.
12693 (finish_function): Use c_record_cdtor_fn.
12694 (build_cdtor): Move to c-common.c.
12695 (c_write_global_declarations): Use c_build_cdtor_fns.
12696 * c-common.h (static_ctors): Declare.
12697 (static_dtors): Likewise.
12698 (c_record_cdtor_fn): Likewise.
12699 (c_build_cdtor_fns): Likewise.
12700 * c-common.c (static_ctors): New variable.
12701 (static_dtors): Likewise.
12702 (c_record_cdtor_fn): New function.
12703 (build_cdtor): Move from c-decl.c
12704 (c_build_cdtor_fns): New function.
12706 * output.h (assemble_addr_to_section): Declare.
12707 (get_cdtor_priority_section): Likewise.
12708 * varasm.c (assemble_addr_to_section): New function.
12709 (get_cdtor_priority_section): Likewise.
12710 (default_named_section_asm_out_destructor): Use them.
12711 (destor_dtor_section_asm_out_destructor): Likewise.
12712 (default_named_section_asm_out_constructor): Likewise.
12713 (default_ctor_section_asm_out_constructor): Likewise.
12714 * config.gcc (*-*-vxworks*): Include vxworks.o.
12715 * config/t-vxworks (vxworks.o): New target.
12716 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12717 (TARGET_ASM_CONSTRUCTOR): Define.
12718 (TARGET_ASM_DESTRUCTOR): Likewise.
12719 (vxworks_asm_out_constructor): Declare.
12720 (vxworks_asm_out_destructor): Likewise.
12722 * c-common.c (get_priority): Check that we have not just an
12723 INTEGER_CST, but an integer constant with integeral type.
12725 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12727 PR tree-optimization/30938
12728 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12729 use &dt[nargs-1] instead of &dt[nargs] in the call to
12730 vect_is_simple_use().
12732 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12734 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12735 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12736 Do not attempt to handle MEM inside auto-inc expressions.
12737 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12738 of a register modified by an auto-inc expression. However, do handle
12739 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12740 (elimination_effects): Prohibit elimination of a register modified
12741 by an auto-inc expression. Disable register elimination rules whose
12742 target register is modified by an auto-inc expression with variable
12745 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12747 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12749 (array_at_struct_end_p): New function.
12750 (idx_infer_loop_bounds): Use it.
12751 (estimate_numbers_of_iterations_loop): Export.
12752 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12753 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12754 (tree_estimate_probability): Call record_loop_exits.
12755 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12756 (estimated_loop_iterations, estimated_loop_iterations_int,
12757 estimated_loop_iterations_tree): New functions.
12758 (analyze_siv_subscript_cst_affine,
12759 compute_overlap_steps_for_affine_1_2,
12760 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12761 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12762 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12763 (PRED_LOOP_ITERATIONS_GUESSED): New.
12764 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12765 * cfgloop.h (estimate_numbers_of_iterations_loop,
12766 estimated_loop_iterations_int): Declare.
12768 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12770 * doc/extend.texi: Document optional priority argument to
12771 constructors and destructors.
12772 * tree.c (init_priority_for_decl): Adjust GTY markers.
12773 (init_ttree): Use priority-info hash functions for
12774 init_priority_for_decl.
12775 (tree_map_eq): Rename to ...
12776 (tree_map_base_eq): ... this.
12777 (tree_map_marked_p): Rename to ...
12778 (tree_map_base_marked_p): ... this.
12779 (tree_map_base_hash): New function.
12780 (decl_init_priority_lookup): Rework.
12781 (decl_fini_priority_lookup): New function.
12782 (decl_priority_info): New function.
12783 (decl_init_priority_insert): Use it.
12784 (decl_fini_priority_insert): Likewise.
12785 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12787 (decl_restrict_base_insert): Likewise.
12788 (decl_debug_expr_insert): Likewise.
12789 (decl_value_expr_lookup): Likewise.
12790 (decl_value_expr_insert): Likewise.
12791 * tree.h (priority_type): New type.
12792 (decl_init_priority_lookup): Use priority_type.
12793 (decl_fini_priority_lookup): New function.
12794 (decl_init_priority_insert): Use priority_type.
12795 (decl_fini_priority_insert): New function.
12796 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12797 (DECL_INIT_PRIORITY): Likewise.
12798 (SET_DECL_INIT_PRIORITY): Add comment.
12799 (DECL_FINI_PRIORITY): New macro.
12800 (SET_DECL_FINI_PRIORITY): Likewise.
12801 (DEFAULT_INIT_PRIORITY): Document.
12802 (MAX_INIT_PRIORITY): Likewise.
12803 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12804 (tree_map_base): New type.
12805 (tree_map_base_eq): New function.
12806 (tree_map_base_hash): Likewise.
12807 (tree_map_base_marked_p): Likewise.
12808 (tree_map): Inherit from tree_map_base.
12809 (tree_map_eq): Make it a macro.
12810 (tree_map_marked_p): Likewise.
12811 (tree_int_map): Inherit from tree_map_base.
12812 (tree_int_map_eq): Make it a macro.
12813 (tree_int_map_hash): Likewise.
12814 (tree_int_map_marked_p): Likewise.
12815 (tree_priority_map): New type.
12816 (tree_priority_map_eq): New macro.
12817 (tree_priority_map_hash): Likewise.
12818 (tree_priority_map_marked_p): Likewise.
12819 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12821 (emutls_common_1): Likewise.
12822 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12823 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12824 of tree_map hierarchy.
12825 * tree-cfg.c (move_stmt_r): Likewise.
12826 (new_label_mapper): Likewise.
12827 * c-tree.h (c_expand_body): Move to ...
12828 * c-common.h (c_expand_body): ... here.
12829 * c-decl.c (c_expand_body): Move to ...
12830 * c-common.c (c_expand_body): ... here.
12831 (c_common_attribute_table): Allow 1 argument for the constructor
12832 and destructor attributes.
12833 (get_priority): New function.
12834 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12835 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12837 2007-02-24 Jan Hubicka <jh@suse.cz>
12839 PR middle-end/30509
12840 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12841 copying for inlining.
12843 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12844 Jan Hubicka <jh@suse.cz>
12847 * i386.c (counter_mode): New function.
12848 (expand_set_or_movmem_via_loop): Use it.
12849 (expand_movmem_epilogue): Likewise; fix pasto.
12850 (ix86_expand_movmem): Do emit guard even for constant counts.
12851 (ix86_expand_setmem): Likewise.
12853 2007-02-25 Nick Clifton <nickc@redhat.com>
12855 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12856 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12858 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12861 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12862 count argument with 0x10, not with 0x16.
12863 (expand_setmem_epilogue): Ditto.
12865 2007-02-24 Mike Stump <mrs@apple.com>
12867 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12870 2007-02-24 Richard Guenther <rguenther@suse.de>
12872 PR middle-end/30951
12873 * fold-const.c (fold_binary): Fold x +- CST op x for
12874 EQ_EXPR and NE_EXPR.
12876 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12878 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12880 2007-02-24 Jan Hubicka <jh@suse.cz>
12882 * cgraphunit.c (decide_is_function_needed): Honor
12883 -fkeep-inline-functions.
12885 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12887 * builtins.c (fold_builtin_modf): New.
12888 (fold_builtin_2): Use it.
12890 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12892 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12893 (determine_max_iter): Take additional LOOP arg; all callers changed.
12894 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12895 one using simplifications.
12896 (simplify_using_initial_values): Return if the expression becomes
12897 invalid due to altered regs.
12899 2007-02-23 DJ Delorie <dj@redhat.com>
12901 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12903 2007-02-23 Mike Stump <mrs@apple.com>
12905 * tlink.c (scan_linker_output): Parse linker messages from
12906 darwin9's linker better.
12908 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12911 * varpool.c (varpool_assemble_pending_decls): Set
12912 varpool_last_needed_node to null.
12914 2007-02-23 DJ Delorie <dj@redhat.com>
12916 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12917 alignment bigger than the object file can handle.
12919 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12922 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12923 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12924 (*movsf_1): Penalize MMX moves.
12926 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12928 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12929 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12931 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12933 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12935 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12936 (fold_builtin_1): Use them.
12937 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12938 BUILT_IN_SIGNIFICAND.
12940 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12942 * config/i386/i386.c (bdesc_1arg): Initialize
12943 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12944 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12945 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12946 and IX86_BUILTIN_MOVSLDUP.
12948 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12950 PR rtl-optimization/30841
12951 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12953 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12955 * builtins.c (fold_builtin_frexp): New.
12956 (fold_builtin_2): Use it.
12958 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12960 * doc/invoke.texi (Spec Files): Document getenv spec function.
12962 * gcc.c (getenv_spec_function): New function.
12963 (static_spec_functions): Add it.
12964 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12965 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12968 2007-02-22 Michael Matz <matz@suse.de
12971 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12972 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12974 2007-02-22 Ian Lance Taylor <iant@google.com>
12977 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12978 (mem_loc_descriptor): Call it.
12980 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12981 Ira Rosen <irar@il.ibm.com>
12983 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12985 2007-02-22 Ira Rosen <irar@il.ibm.com>
12987 PR tree-optimization/30843
12988 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12989 stores only after all the group is vectorized.
12991 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12993 PR tree-optimization/30858
12994 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12995 in the reduction cycle have a single use in the loop.
12996 * tree-vectorizer.h (relevant): Add documentation.
12998 2007-02-20 Mike Stump <mrs@apple.com>
13000 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13001 * configure: Regenerate.
13003 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13005 Change the defaults of some parameters and options.
13006 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13007 * config/spu/spu.c (spu_optimization_options): Add.
13008 (spu_override_options): Change params in spu_optimization_options.
13009 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13011 Register 127 is only 16 byte aligned when used as a frame pointer.
13012 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13013 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13014 HARD_FRAME_POINTER_REGNUM.
13015 (spu_legitimate_address): Use regno_aligned_for_reload.
13016 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13017 aligned when frame_pointer_needed is true.
13018 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13020 * config/spu/spu.h (INIT_EXPANDERS): Define.
13022 Make sure shift and rotate instructions have valid immediate operands.
13023 * config/spu/predicates.md (spu_shift_operand): Remove.
13024 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13025 * config/spu/constraints.md (W, O): Extend range.
13026 * config/spu/spu.md (umask, nmask): Define.
13027 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13028 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13029 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13030 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13031 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13032 (lshr<mode>3_reg): Fix rtl description.
13034 Make sure mulhisi immediate operands are valid.
13035 * config/spu/predicates.md (imm_K_operand): Add.
13036 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13038 Generate constants using fsmbi and andi.
13039 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13040 (print_operand, spu_split_immediate, classify_immediate,
13041 fsmbi_const_p): Handle IC_FSMBI2.
13043 Correctly handle a CONST_VECTOR containing symbols.
13044 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13045 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13046 (immediate_load_p): Allow symbols that use 2 instructions to create.
13047 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13048 with symbols when flag_pic is set.
13049 (const_vector_immediate_p): New.
13050 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13051 accept a CONST_VECTOR with symbols.
13052 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13053 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13055 * config/spu/spu.md (high, low): Delete.
13056 (low_<mode>): Define.
13058 Remove INTRmode and INTR_REGNUM, which didn't work.
13059 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13061 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13062 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13063 peephole2 pattern): Don't use INTR or 131.
13064 (movintrcc): Delete.
13065 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13066 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13067 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13068 (UNSPEC_SET_INTR): Add.
13069 * config/spu/spu-modes.def (INTR): Remove.
13071 More accurate warnings about run-time relocations.
13072 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13074 Correctly warn about immediate arguments to specific intrinsics.
13075 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13076 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13077 the instruction predicate.
13079 Fix tree check errors with latest update.
13080 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13082 (spu_expand_builtin): Use CALL_EXPR_FN.
13084 Add missing specific intrinsics.
13085 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13087 * config/spu/spu_internals.h: Ditto.
13089 Fix incorrect operand modifiers.
13090 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13091 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13093 Optimize one case of zero_extend of a vec_select.
13094 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13096 Accept any immediate for hbr.
13097 * config/spu/spu.md (hbr): Change s constraints to i.
13099 2007-02-21 Paul Brook <paul@codesourcery.com>
13101 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13102 condexec_count when skipping USE and CLOBBER.
13104 2007-02-21 Nick Clifton <nickc@redhat.com>
13106 * common.opt (Warray-bounds): Add Warning attribute.
13107 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13109 (fsized-zeroes): Add Optimization attribute.
13110 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13111 * c.opt (Wc++0x-compat): Add Warning attribute.
13113 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13115 PR middle-end/30761
13116 * reload1.c (eliminate_regs_in_insn): In the single_set special
13117 case, attempt to re-recognize the insn before falling back to
13118 having reload fix it up.
13120 2007-02-20 Eric Christopher <echristo@gmail.com>
13122 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13123 Rewrite accordingly.
13124 (frv_read_iacc_argument): Ditto.
13125 (frv_expand_set_builtin): Take a call instead of arglist, update for
13127 (frv_expand_unop_builtin): Ditto.
13128 (frv_expand_binop_builtin): Ditto.
13129 (frv_expand_cut_builtin): Ditto.
13130 (frv_expand_binopimm_builtin): Ditto.
13131 (frv_expand_voidbinop_builtin): Ditto.
13132 (frv_expand_int_void2arg): Ditto.
13133 (frv_expand_prefetches): Ditto.
13134 (frv_expand_voidtriop_builtin): Ditto.
13135 (frv_expand_voidaccop_builtin): Ditto.
13136 (frv_expand_load_builtin): Ditto.
13137 (frv_expand_store_builtin): Ditto.
13138 (frv_expand_mdpackh_builtin): Ditto.
13139 (frv_expand_mclracc_builtin): Ditto.
13140 (frv_expand_mrdacc_builtin): Ditto.
13141 (frv_expand_mwtacc_builtin): Ditto.
13142 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13145 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13147 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13148 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13150 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13151 point instructions.
13152 * configure: Regenerate.
13153 * config.in: Regenerate.
13154 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13155 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13156 masks to power6 and power6x and to POWERPC_MASKS.
13157 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13159 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13160 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13161 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13162 Access PROTOTYPE as variable, not mask.
13164 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13166 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13167 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13168 * combine.c (adjust_for_new_dest): Use it.
13169 * postreload.c (reload_combine): Likewise.
13171 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13173 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13174 notes on an insn with multiple sets, even if single_set returns
13175 non-NULL for that insn.
13177 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13179 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13180 scalbn and scalbln.
13182 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13184 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13185 if user didn't pass it.
13186 * config/i386/darwin.h (CC1_SPEC): Likewise.
13187 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13188 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13189 -mmacosx-version-min.
13191 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13192 Uros Bizjak <ubizjak@gmail.com>
13194 * optabs.h (enum optab_index): Add new OTI_scalb.
13195 (scalb_optab): Define corresponding macro.
13196 * optabs.c (init_optabs): Initialize scalb_optab.
13197 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13199 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13200 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13201 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13202 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13203 flag_unsafe_math_optimizations is set.
13205 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13206 to implement scalbf, scalb and scalbl built-ins as inline x87
13209 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13210 DJ Delorie <dj@redhat.com>
13213 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13214 (diagnostic_report_diagnostic): ... here, and turn them into real
13215 errors. If warnings are inhibited, no need to do anything.
13217 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13219 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13220 better code generation.
13222 2007-02-20 Ben Elliston <bje@au.ibm.com>
13224 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13226 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13228 * config/alpha/alpha.c, config/alpha/alpha.md,
13229 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13230 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13231 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13232 config/arm/lib1funcs.asm: Follow spelling conventions.
13234 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13235 config/fr30/fr30.md, config/i386/i386.h,
13236 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13237 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13238 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13239 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13240 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13241 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13242 config/sparc/sparc.c, config/sparc/sparc.h,
13243 config/sparc/sparc.md, config/spu/constraints.md,
13244 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13247 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13250 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13253 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13255 * doc/invoke.texi (-ftree-lrs): Remove.
13257 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13259 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13262 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13264 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13265 new CALL_EXPR_FN macro for retrieving the function
13266 declaration of the input expression.
13268 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13270 * c.opt (Waddress): New.
13271 * common.opt (Walways-true): Delete.
13272 (Wstring-literal-comparison): Delete.
13273 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13274 -Wstring-literal-comparison. Add -Waddress.
13276 (Walways-true): Delete.
13277 (Wstring-literal-comparison): Delete.
13278 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13279 consistently instead of -Walways-true in example.
13280 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13281 * c-typeck.c (parser_build_binary_op): Replace
13282 -Wstring-literal-comparison and -Walways-true with -Waddress.
13283 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13286 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13288 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13289 without DECL_STRUCT_FUNCTION initialized.
13291 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13293 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13294 due to calls to functions taking pointers as parameters.
13296 2007-02-19 Richard Henderson <rth@redhat.com>
13299 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13302 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13304 * config/s390/s390.c (s390_call_saved_register_used,
13305 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13306 accessed to the new scheme.
13308 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13310 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13311 (cris_print_index, cris_print_operand, cris_print_operand_address)
13312 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13313 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13314 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13315 GET_CODE () == xxx.
13316 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13317 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13318 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13319 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13320 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13321 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13322 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13323 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13324 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13325 (uminsi3, call, call_value): Ditto.
13326 (define_split: indir_to_reg_split, unnamed): Ditto.
13328 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13330 PR tree-optimization/30975
13331 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13334 2007-02-18 Eric Christopher <echristo@gmail.com>
13336 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13337 Remove use of arglist.
13338 (mips_expand_builtin): Remove use of arglist, pass in expr.
13339 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13340 (mips_expand_builtin_movtf): Ditto.
13341 (mips_expand_builtin_compare): Ditto.
13343 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13345 * tree-sra.c (sra_build_assignment): Replace assertion
13346 checking with a comment explaining why it can't be done.
13348 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13350 PR middle-end/30833
13351 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13352 during CALL_EXPR representation conversion.
13353 * tree-ssa-propagate.c (set_rhs): Likewise.
13355 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13357 * tree-sra.c (sra_build_assignment): Disable assertion checking
13360 2007-02-18 Roger Sayle <roger@eyesopen.com>
13362 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13363 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13364 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13366 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13367 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13368 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13369 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13370 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13371 force_gimple_operand): Likewise.
13372 * ipa-cp.c (constant_val_insert): Likewise.
13373 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13374 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13375 perfect_nestify): Likewise.
13376 * langhooks.c (lhd_omp_assignment): Likewise.
13377 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13378 lower_copyprivate_clauses, lower_send_clauses,
13379 lower_send_shared_vars, expand_parallel_call,
13380 expand_omp_for_generic, expand_omp_for_static_nochunk,
13381 expand_omp_for_static_chunk, expand_omp_sections,
13382 lower_omp_single_copy, lower_omp_for_lastprivate,
13383 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13384 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13385 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13388 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13390 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13391 config/sh/sh.md: Follow spelling conventions.
13393 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13394 config/frv/predicates.md: Follow spelling conventions.
13396 * config/m68k/linux-unwind.h: Fix a comment typo.
13397 * target.h: Follow spelling conventions.
13399 2007-02-18 Roger Sayle <roger@eyesopen.com>
13401 PR rtl-optimization/28173
13402 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13403 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13404 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13405 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13406 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13408 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13410 * builtins.c (fold_builtin_load_exponent): New.
13411 (fold_builtin_2): Use it.
13413 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13415 PR rtl-optimization/30773
13416 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13417 if we fail to attach a REG_EQUIV note.
13419 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13420 Roger Sayle <roger@eyesopen.com>
13422 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13424 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13426 * calls.c (initialize_argument_information): Pass original EXP
13427 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13428 code to split complex arguments here, as part of initializing the
13430 (expand_call): Remove code that builds a list of arguments and
13431 inserts implicit arguments into it. Instead, just count how many
13432 implicit arguments there will be so we can determine the size of
13433 the ARGS array, and let initialize_argument_information do the work.
13434 (split_complex_values): Delete unused function.
13436 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13438 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13440 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13442 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13443 for arg pointer based indexed addressing.
13445 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13447 * config/ia64/ia64.h, config/ia64/ia64.md,
13448 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13449 spelling conventions.
13451 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13453 * config/m68k/m68k.c (split_di): New.
13454 * config/m68k/m68k-protos.h: Declare split_di.
13455 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13456 Improve predicate handling and split constant shifts.
13458 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13460 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13461 parameter for register bitfield operations, general predicates
13464 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13466 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13467 * config/m68k/linux-unwind.h: New file.
13469 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13471 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13472 config/i386/athlon.md, config/ia64/ia64.md,
13473 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13474 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13475 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13476 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13477 tree-vect-transform.c: Fix comment typos.
13479 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13481 * sched-deps.c (find_insn_list): Remove.
13482 * sched-int.h: Remove the prototype for find_insn_list.
13484 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13486 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13488 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13489 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13490 darwin_rs6000_override_options.
13491 (C_COMMON_OVERRIDE_OPTIONS): Expect
13492 darwin_macosx_version_min to be non-NULL always.
13493 (TARGET_C99_FUNCTIONS): Likewise.
13494 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13495 (DARWIN_MINVERSION_SPEC): New.
13496 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13497 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13499 (DARWIN_MINVERSION_SPEC): New.
13500 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13502 * config/darwin-c.c (darwin_cpp_builtins): Expect
13503 darwin_macosx_version_min to be non-NULL always.
13505 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13507 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13509 * config/i386/i386.h (x86_use_xchgb): New.
13510 (TARGET_USE_XCHGB): New macro.
13511 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13512 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13513 Split after reload into bswaphi for shifts of 8.
13514 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13515 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13516 or when optimizing for size.
13518 2007-02-16 Richard Guenther <rguenther@suse.de>
13519 Christian Bruel <christian.bruel@st.com>
13521 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13522 DECLs but prefer SSA_NAMEs over DECLs.
13524 2007-02-16 Richard Guenther <rguenther@suse.de>
13526 * tree-flow-inline.h (single_imm_use_p): Remove.
13527 (zero_imm_uses_p): Likewise.
13528 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13529 instead of single_imm_use_p.
13530 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13533 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13536 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13537 nested double- and backquotes.
13539 2007-02-15 Roger Sayle <roger@eyesopen.com>
13541 PR middle-end/30391
13542 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13543 should be unreachable.
13544 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13545 For the time being redirect GIMPLE_MODIFY_STMT to the new
13546 (renamed) build_gimple_modify_stmt_stat.
13547 (build2_gimple_stat): Rename to...
13548 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13549 Always build a GIMPLE_MODIFY_STMT node.
13550 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13551 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13554 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13555 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13556 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13557 expand_complex_div_wide): Likewise.
13558 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13559 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13560 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13561 * tree-ssa-loop-manip.c (create_iv): Likewise.
13562 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13563 abs_replacement): Likewise.
13564 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13565 realify_fake_stores): Likewise.
13567 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13568 node rather than a GIMPLE_MODIFY_STMT node.
13569 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13570 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13572 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13573 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13574 GIMPLE_MODIFY_STMT.
13576 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13578 PR middle-end/30433
13579 * fold-const.c (fold_comparison): Add back the
13580 folding of constant complex comparisions.
13582 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13584 PR middle-end/30729
13585 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13586 effects unknown to this function, return early.
13588 2007-02-15 Ian Lance Taylor <iant@google.com>
13590 * lower-subreg.c (move_eh_region_note): New static function.
13591 (resolve_simple_move): Call it.
13592 (decompose_multiword_subregs): Track blocks for which we resolve a
13593 simple move which is also a control flow insn. Pass them to
13594 find_many_sub_basic_blocks.
13595 (pass_lower_subreg): Add TODO_verify_flow.
13596 (pass_lower_subreg2): Likewise.
13598 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13599 Brooks Moses <brooks.moses@codesourcery.com>
13600 Lee Millward <lee.millward@codesourcery.com>
13602 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13603 (VL_EXP_CLASS_P): New.
13604 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13606 (TREE_OPERAND_CHECK_CODE): Likewise.
13607 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13608 (TREE_RTL_OPERAND_CHECK): Likewise.
13609 (tree_operand_check_failed): Make second parameter the whole tree
13610 instead of its code. Fixed callers.
13611 (VL_EXP_CHECK): New.
13612 (TREE_OPERAND_LENGTH): New.
13613 (VL_EXP_OPERAND_LENGTH): New.
13614 (CALL_EXPR_FN): New.
13615 (CALL_EXPR_STATIC_CHAIN): New.
13616 (CALL_EXPR_ARGS): New.
13617 (CALL_EXPR_ARG): New.
13618 (call_expr_nargs): New.
13619 (CALL_EXPR_ARGP): New.
13620 (build_nt_call_list): Declare.
13621 (build_vl_exp_stat): Declare.
13622 (build_vl_exp): New.
13623 (build_call_list): Declare.
13624 (build_call_nary): Declare.
13625 (build_call_valist): Declare.
13626 (build_call_array): Declare.
13627 (call_expr_arg): Declare.
13628 (call_expr_argp): Declare.
13629 (call_expr_arglist): Declare.
13630 (fold_build_call_list): Declare.
13631 (fold_build_call_list_initializer): Declare.
13632 (fold_call_expr): Declare to replace fold_builtin.
13633 (fold_builtin_fputs): Update to agree with modified definition.
13634 (fold_builtin_strcpy): Likewise.
13635 (fold_builtin_strncpy): Likewise.
13636 (fold_builtin_memory_chk): Likewise.
13637 (fold_builtin_stxcpy_chk): Likewise.
13638 (fold_builtin_strncpy_chk): Likewise.
13639 (fold_builtin_next_arg): Likewise.
13640 (fold_build_call_expr): Declare.
13641 (fold_builtin_call_list): Declare.
13642 (fold_builtin_call_valist): Declare.
13643 (build_call_expr): Declare.
13644 (validate_arglist): Update to agree with modified definition.
13645 (tree_operand_length): New.
13646 (call_expr_arg_iterator): New.
13647 (init_call_expr_arg_iterator): New.
13648 (next_call_expr_arg): New.
13649 (first_call_expr_arg): New.
13650 (more_call_expr_args_p): New.
13651 (FOR_EACH_CALL_EXPR_ARG): New.
13653 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13654 and tcc_gimple_stmt.
13655 (tree_code_size): Update documentation. Use sizeof (tree) rather
13656 than sizeof (char *).
13657 (tree_size): Likewise. Add case for tcc_vl_exp.
13658 (tree_node_structure): Add case for tcc_vl_exp.
13659 (contains_placeholder_p): Likewise.
13660 (substitute_in_expr): Likewise.
13661 (substitute_placeholder_in_expr): Likewise.
13662 (stabilize_reference_1): Likewise.
13663 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13664 to diagnose breakage of this interface for constructing CALL_EXPRs.
13665 (build_nt): Add similar assertion here.
13666 (build_nt_call_list): New.
13667 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13668 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13670 (get_callee_fndecl): Use new CALL_EXPR accessors.
13671 (tree_operand_check_failed): Change parameters to pass entire node
13672 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13673 (process_call_operands): New.
13674 (build_vl_exp_stat): New.
13675 (build_call_list): New.
13676 (build_call_nary): New.
13677 (build_call_valist): New.
13678 (build_call_array): New.
13679 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13680 (call_expr_arglist): New.
13682 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13683 tcc_vl_exp instead of a fixed-size tcc_expression.
13685 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13686 accessors for CALL_EXPRs.
13687 (AGGR_INIT_EXPR): Likewise.
13689 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13690 Brooks Moses <brooks.moses@codesourcery.com>
13691 Lee Millward <lee.millward@codesourcery.com>
13693 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13694 (expand_builtin_nonlocal_goto): Change parameter to be entire
13695 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13696 (expand_builtin_prefetch): Likewise.
13697 (expand_builtin_classify_type): Likewise.
13698 (mathfn_built_in): Return NULL_TREE instead of 0.
13699 (expand_errno_check): Use new CALL_EXPR accessors.
13700 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13701 Return NULL_RTX instead of 0.
13702 (expand_builtin_mathfn_2): Likewise.
13703 (expand_builtin_mathfn_3): Likewise.
13704 (expand_builtin_interclass_mathfn): Likewise.
13705 (expand_builtin_sincos): Likewise.
13706 (expand_builtin_cexpi): Likewise.
13707 (expand_builtin_int_roundingfn): Likewise.
13708 (expand_builtin_int_roundingfn_2): Likewise.
13709 (expand_builtin_pow): Likewise.
13710 (expand_builtin_powi): Likewise.
13711 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13712 of arglist, fixing callers appropriately. Use new CALL_EXPR
13713 accessors and constructors. Return NULL_RTX instead of 0.
13714 (expand_builtin_strstr): Likewise.
13715 (expand_builtin_strchr): Likewise.
13716 (expand_builtin_strrchr): Likewise.
13717 (expand_builtin_strpbrk): Likewise.
13718 (expand_builtin_memcpy): Likewise.
13719 (expand_builtin_mempcpy): Likewise.
13720 (expand_builtin_mempcpy_args): New.
13721 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13722 (expand_builtin_memmove_args): New.
13723 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13724 (expand_movstr): Likewise.
13725 (expand_builtin_strcpy): Likewise.
13726 (expand_builtin_strcpy_args): New.
13727 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13728 (expand_builtin_strncpy): Likewise.
13729 (expand_builtin_memset): Likewise.
13730 (expand_builtin_memset_args): New.
13731 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13732 (expand_builtin_memcmp): Likewise.
13733 (expand_builtin_strcmp): Likewise.
13734 (expand_builtin_strncmp): Likewise.
13735 (expand_builtin_strcat): Likewise.
13736 (expand_builtin_strncat): Likewise.
13737 (expand_builtin_strspn): Likewise.
13738 (expand_builtin_strcspn): Likewise.
13739 (expand_builtin_args_info): Likewise.
13740 (expand_builtin_va_start): Likewise.
13741 (gimplify_va_arg_expr): Likewise.
13742 (expand_builtin_va_end): Likewise.
13743 (expand_builtin_va_copy): Likewise.
13744 (expand_builtin_frame_address): Likewise.
13745 (expand_builtin_alloca): Likewise.
13746 (expand_builtin_bswap): Likewise.
13747 (expand_builtin_unop): Likewise.
13748 (expand_builtin_fputs): Likewise.
13749 (expand_builtin_expect): Likewise.
13750 (expand_builtin_fabs): Likewise.
13751 (expand_builtin_copysign): Likewise.
13752 (expand_builtin_printf): Likewise.
13753 (expand_builtin_fprintf): Likewise.
13754 (expand_builtin_sprintf): Likewise.
13755 (expand_builtin_init_trampoline): Likewise.
13756 (expand_builtin_signbit): Likewise.
13757 (expand_builtin_fork_or_exec): Likewise.
13758 (expand_builtin_sync_operation): Likewise.
13759 (expand_builtin_compare_and_swap): Likewise.
13760 (expand_builtin_lock_test_and_set): Likewise.
13761 (expand_builtin_lock_release): Likewise.
13762 (expand_builtin): Likewise.
13763 (builtin_mathfn_code): Likewise.
13765 (fold_builtin_constant_p): Pass call arguments individually instead
13766 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13767 accessors and constructors. Return NULL_TREE instead of 0.
13768 (fold_builtin_expect): Likewise.
13769 (fold_builtin_classify_type): Likewise.
13770 (fold_builtin_strlen): Likewise.
13771 (fold_builtin_nan): Likewise.
13772 (integer_valued_real_p): Likewise.
13773 (fold_trunc_transparent_mathfn): Likewise.
13774 (fold_fixed_mathfn): Likewise.
13775 (fold_builtin_cabs): Likewise.
13776 (fold_builtin_sqrt): Likewise.
13777 (fold_builtin_cbrt): Likewise.
13778 (fold_builtin_cos): Likewise.
13779 (fold_builtin_cosh): Likewise.
13780 (fold_builtin_tan): Likewise.
13781 (fold_builtin_sincos): Likewise.
13782 (fold_builtin_cexp): Likewise.
13783 (fold_builtin_trunc): Likewise.
13784 (fold_builtin_floor): Likewise.
13785 (fold_builtin_ceil): Likewise.
13786 (fold_builtin_round): Likewise.
13787 (fold_builtin_int_roundingfn): Likewise.
13788 (fold_builtin_bitop): Likewise.
13789 (fold_builtin_bswap): Likewise.
13790 (fold_builtin_logarithm): Likewise.
13791 (fold_builtin_hypot): Likewise.
13792 (fold_builtin_pow): Likewise.
13793 (fold_builtin_powi): Likewise.
13794 (fold_builtin_exponent): Likewise.
13795 (fold_builtin_memset): Likewise.
13796 (fold_builtin_bzero): Likewise.
13797 (fold_builtin_memory_op): Likewise.
13798 (fold_builtin_bcopy): Deleted; call site changed to invoke
13799 fold_builtin_memory_op directly.
13800 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13801 (fold_builtin_strncpy): Likewise.
13802 (fold_builtin_memcmp): Likewise.
13803 (fold_builtin_strcmp): Likewise.
13804 (fold_builtin_strncmp): Likewise.
13805 (fold_builtin_signbit): Likewise.
13806 (fold_builtin_copysign): Likewise.
13807 (fold_builtin_isascii): Likewise.
13808 (fold_builtin_toascii): Likewise.
13809 (fold_builtin_isdigit): Likewise.
13810 (fold_builtin_fabs): Likewise.
13811 (fold_builtin_abs): Likewise.
13812 (fold_builtin_fmin_fmax): Likewise.
13813 (fold_builtin_carg): Likewise.
13814 (fold_builtin_classify): Likewise.
13815 (fold_builtin_unordered_cmp): Likewise.
13817 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13818 New functions split out from fold_builtin_1.
13819 (fold_builtin_n): New.
13820 (fold_builtin_varargs): New.
13821 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13823 (fold_call_expr): New.
13824 (build_function_call_expr): Rewrite to use new helper function.
13825 (fold_builtin_call_list): New.
13826 (build_call_expr): New.
13827 (fold_builtin_call_valist): New.
13828 (rewrite_call_expr): New.
13829 (validate_arg): New.
13830 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13831 of an arglist. Change return type to bool. Use new CALL_EXPR
13834 (fold_builtin_strstr): Pass call arguments individually instead
13835 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13836 accessors and constructors. Return NULL_TREE instead of 0.
13837 (fold_builtin_strchr): Likewise.
13838 (fold_builtin_strrchr): Likewise.
13839 (fold_builtin_strpbrk): Likewise.
13840 (fold_builtin_strcat): Likewise.
13841 (fold_builtin_strncat): Likewise.
13842 (fold_builtin_strspn): Likewise.
13843 (fold_builtin_strcspn): Likewise.
13844 (fold_builtin_fputs): Likewise.
13845 (fold_builtin_next_arg): Likewise.
13846 (fold_builtin_sprintf): Likewise.
13848 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13849 NULL_RTX instead of 0.
13850 (expand_builtin_memory_chk): Likewise.
13851 (maybe_emit_chk_warning): Likewise.
13852 (maybe_emit_sprintf_chk_warning): Likewise.
13854 (fold_builtin_object_size): Pass call arguments individually instead
13855 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13856 accessors and constructors. Return NULL_TREE instead of 0.
13857 (fold_builtin_memory_chk): Likewise.
13858 (fold_builtin_stxcpy_chk): Likewise.
13859 (fold_builtin_strncpy_chk): Likewise.
13860 (fold_builtin_strcat_chk): Likewise.
13861 (fold_builtin_strcat_chk): Likewise.
13862 (fold_builtin_strncat_chk): Likewise.
13863 (fold_builtin_sprintf_chk): Likewise.
13864 (fold_builtin_snprintf_chk): Likewise.
13865 (fold_builtin_printf): Likewise.
13866 (fold_builtin_vprintf): Likewise.
13868 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13870 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13871 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13872 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13873 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13874 (fold_unary): Likewise.
13875 (fold_binary): Likewise.
13876 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13877 ternary expressions.
13878 (fold): Add logic for tcc_vl_exp.
13879 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13880 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13881 (fold_build3_stat): Add assertion to flag broken interface for
13882 constructing CALL_EXPRs.
13883 (fold_build_call_list): New.
13884 (fold_build_call_list_initializer): New.
13885 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13887 (fold_strip_sign_ops): Likewise.
13889 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13890 Brooks Moses <brooks.moses@codesourcery.com>
13891 Lee Millward <lee.millward@codesourcery.com>
13893 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13894 accessors and dump arguments explicitly.
13896 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13898 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13900 (print_call_name): Use new CALL_EXPR accessors.
13902 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13903 CALL_EXPR arguments explicitly instead of as a list. Use
13904 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13906 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13907 (vrp_visit_stmt): Likewise.
13909 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13910 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13912 (force_move_till_expr): Likewise.
13914 * targhooks.c (default_external_stack_protect_fail): Use
13915 build_call_expr instead of build_function_call_expr.
13916 (default_hidden_stack_protect_fail): Likewise.
13918 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13921 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13922 and walk arguments explicitly.
13924 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13925 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13926 (expand_simple_operations): Likewise.
13927 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13929 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13930 of TREE_CODE_LENGTH.
13931 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13933 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13934 instead of TREE_CODE_LENGTH.
13936 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13937 (tree_ic_transform): Likewise.
13938 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13939 parameter instead of arglist. Fix callers.
13940 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13941 (tree_stringops_transform): Likewise.
13942 (tree_indirect_call_to_profile): Likewise.
13943 (tree_stringops_values_to_profile): Likewise.
13945 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13946 (eliminate_tail_call): Likewise.
13948 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13950 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13951 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13953 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13955 * omp-low.c (build_omp_barrier): Use build_call_expr.
13956 (lower_rec_input_clauses): Likewise.
13957 (lower_reduction_clauses): Likewise.
13958 (expand_parallel_call): Likewise.
13959 (maybe_catch_exception): Likewise.
13960 (expand_omp_for_generic): Likewise.
13961 (expand_omp_for_static_nochunk): Likewise.
13962 (expand_omp_sections): Likewise.
13963 (lower_omp_single_simple): Likewise.
13964 (lower_omp_single_copy): Likewise.
13965 (lower_omp_master): Likewise.
13966 (lower_omp_ordered): Likewise.
13967 (lower_omp_critical): Likewise.
13969 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13970 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13972 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13973 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13974 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13976 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13977 and generalize to handle any number of operands.
13978 (chrec_contains_undetermined): Likewise.
13979 (tree_contains_chrecs): Likewise.
13980 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13982 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13984 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13985 fold_call_expr instead of fold_builtin.
13986 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13987 match declarations there.
13988 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13991 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13992 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13994 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13995 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13997 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14000 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14001 (execute_cse_sincos): Use new CALL_EXPR accessors.
14003 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14005 * gimple-low.c (lower_function_body): Use build_call_expr.
14006 (lower_builtin_setjmp): Likewise.
14008 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14009 (set_storage_via_libcall): Likewise.
14010 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14011 instead of TREE_CODE_LENGTH.
14012 (expand_expr_real_1): Use new CALL_EXPR accessors.
14014 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14015 generalize to handle any number of operands.
14016 (TB_parent_eq): Likewise.
14018 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14019 (strip_builtin_expect): Likewise.
14021 * function.c (gimplify_parameters): Use build_call_expr.
14023 * tree-vectorizer.c (vect_is_simple_reduction): Use
14024 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14026 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14027 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14029 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14032 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14033 (gimplify_decl_expr): Likewise.
14034 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14035 Use new CALL_EXPR iterators.
14036 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14037 (gimplify_modify_expr_to_memset): Likewise.
14038 (gimplify_variable_sized_compare): Likewise.
14039 (gimplify_omp_atomic_fetch_op): Likewise.
14040 (gimplify_omp_atomic_pipeline): Likewise.
14041 (gimplify_omp_atomic_mutex): Likewise.
14042 (gimplify_function_tree): Likewise.
14044 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14045 (call_expr_flags): Likewise.
14046 (expand_call): Likewise.
14048 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14049 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14052 * coverage.c (create_coverage): Use build_call_expr.
14054 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14055 (temp_call_expr_obstack): New.
14056 (pool_copy_list): Delete.
14057 (temp_copy_call_expr): New.
14058 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14059 CALL_EXPR accessors. Get rid of special goo for copying argument
14060 lists and use temp_copy_call_expr instead.
14061 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14062 CALL_EXPR accessors.
14063 (create_expression_by_pieces): Likewise. Use build_call_array
14064 to construct the result instead of fold_build3.
14065 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14066 dealing with argument lists.
14067 (init_pre): Remove references to expression_node_pool and
14068 list_node_pool. Init temp_call_expr_obstack instead.
14069 (fini_pre): Remove references to expression_node_pool and
14072 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14073 and walk arguments explicitly instead of as a list.
14075 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14076 (mx_register_decls): Likewise.
14077 (mudflap_register_call): Likewise.
14078 (mudflap_finish_file): Likewise.
14080 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14081 (ipa_callsite_compute_param): Likewise.
14083 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14084 accessors and constructor.
14086 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14087 accessors and constructor.
14088 (convert_tramp_reference): Likewise.
14089 (convert_call_expr): Likewise.
14090 (finalize_nesting_tree_1): Likewise.
14092 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14095 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14097 * tree-inline.c (initialize_inlined_parameters): Pass entire
14098 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14100 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14101 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14103 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14104 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14105 (vectorizable_reduction): Likewise.
14106 (vectorizable_call): Use new CALL_EXPR iterators.
14107 (vectorizable_conversion): Use build_call_expr.
14108 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14109 (vect_gen_widened_results_half): Use build_call_expr.
14110 (vect_setup_realignment): Likewise.
14111 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14113 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14114 (pass_through_call): Likewise.
14115 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14118 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14119 (tree_gen_pow2_profiler): Likewise.
14120 (tree_gen_one_value_profiler): Likewise.
14121 (tree_gen_ic_func_profiler): Likewise.
14122 (tree_gen_average_profiler): Likewise.
14123 (tree_gen_ior_profiler): Likewise.
14125 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14126 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14127 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14129 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14130 of TREE_CODE_LENGTH.
14132 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14133 of TREE_CODE_LENGTH.
14135 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14137 (convert_to_integer): Likewise.
14139 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14142 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14143 Brooks Moses <brooks.moses@codesourcery.com>
14144 Lee Millward <lee.millward@codesourcery.com>
14146 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14148 * config/frv/frv.c (frv_expand_builtin): Likewise.
14149 * config/s390/s390.c (s390_expand_builtin): Likewise.
14151 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14152 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14154 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14155 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14156 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14157 (ix86_expand_store_builtin): Likewise.
14158 (ix86_expand_unop_builtin): Likewise.
14159 (ix86_expand_unop1_builtin): Likewise.
14160 (ix86_expand_sse_compare): Likewise.
14161 (ix86_expand_sse_comi): Likewise.
14162 (ix86_expand_vec_init_builtin): Likewise.
14163 (ix86_expand_vec_ext_builtin): Likewise.
14164 (ix86_expand_vec_set_builtin): Likewise.
14165 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14167 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14168 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14170 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14171 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14172 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14174 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14176 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14177 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14178 arglist. Use new CALL_EXPR accessors. Fix callers.
14179 (altivec_expand_abs_builtin): Likewise.
14180 (rs6000_expand_binop_builtin): Likewise.
14181 (altivec_expand_predicate_builtin): Likewise.
14182 (altivec_expand_lv_builtin): Likewise.
14183 (spe_expand_stv_builtin): Likewise.
14184 (altivec_expand_stv_builtin): Likewise.
14185 (rs6000_expand_ternop_builtin): Likewise.
14186 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14187 (altivec_expand_st_builtin): Likewise.
14188 (altivec_expand_dst_builtin): Likewise.
14189 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14190 arglist. Use new CALL_EXPR accessors. Fix callers.
14191 (altivec_expand_vec_set_builtin): Likewise.
14192 (altivec_expand_vec_ext_builtin): Likewise.
14193 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14194 (spe_expand_builtin): Likewise.
14195 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14196 arglist. Use new CALL_EXPR accessors. Fix callers.
14197 (spe_expand_evsel_builtin): Likewise.
14198 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14199 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14201 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14202 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14203 (arm_expand_unop_builtin): Likewise.
14204 (arm_expand_builtin): Use new CALL_EXPR accessors.
14206 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14209 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14210 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14212 (bfin_expand_unop_builtin): Likewise.
14213 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14215 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14216 Brooks Moses <brooks.moses@codesourcery.com>
14217 Lee Millward <lee.millward@codesourcery.com>
14219 * c-semantics.c (build_stmt): Add internal diagnostic check.
14221 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14222 accessors. Print arguments explicitly instead of as a list.
14224 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14226 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14227 (c_finish_omp_flish): Likewise.
14229 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14230 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14231 instead of TREE_CODE_LENGTH.
14232 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14233 (c_warn_unused_result): Likewise.
14235 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14238 * doc/invoke.texi (Warning Options): Remove
14239 -Werror-implicit-function-declaration.
14240 (Wimplicit-function-declaration): Update description.
14241 * opts.c (common_handle_option): Move handling of -Werror=* to...
14242 (enable_warning_as_error): ...here.
14243 * opts.h (enable_warning_as_error): Declare.
14244 * c-decl.c (implicit_decl_warning): Unless
14245 -Wno-implicit-function-declaration is given, emit a pedwarn if
14246 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14247 * c.opt (Wimplicit-function-declaration): Replace
14248 mesg_implicit_function_declaration with
14249 warn_implicit_function_declaration.
14250 * c-opts.c (c_common_handle_option):
14251 -Werror-implicit-function-declaration is exactly equal as
14252 -Werror=implicit-function-declaration.
14253 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14254 warn_implicit_function_declaration.
14255 (c_common_post_options): -Wimplict-function-declaration is enabled
14256 by default by -std=c99, otherwise is disabled by default.
14257 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14259 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14261 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14262 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14263 former is ignored but not the latter.
14265 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14267 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14268 is made and the reference doesn't use the alias set of its type,
14269 do not create the temporary using that type.
14271 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14273 * jump.c: Remove prototypes for delete_computation and
14274 delete_prior_computation.
14276 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14278 * jump.c (get_label_after): Delete.
14279 (get_label_before, delete_computation, delete_jump,
14280 delete_prior_computation, follow_jumps): Move...
14281 * reorg.c (delete_computation, delete_prior_computation): ... here...
14282 (get_label_before, delete_jump): ... making these static ...
14283 (follow_jumps): ... and simplifying this since it only runs after
14285 * rtl.h (get_label_after, get_label_before, delete_jump,
14286 follow_jumps): Delete prototypes.
14288 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14290 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14292 2007-02-15 Nick Clifton <nickc@redhat.com>
14294 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14295 order to prevent it from being munged by the target.
14297 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14299 * config/i386/i386.md: Remove misleading comment.
14301 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14303 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14304 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14307 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14309 * tree-sra.c (instantiate_missing_elements): Canonicalize
14311 (sra_build_assignment): New.
14312 (generate_copy_inout, generate_element_copy,
14313 generate_element_zero, generate_one_element_init): Use it.
14315 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14317 * tree-sra.c (instantiate_missing_elements): Canonicalize
14319 (sra_build_assignment): New.
14320 (generate_copy_inout, generate_element_copy,
14321 generate_element_zero, generate_one_element_init): Use it.
14323 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14325 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14328 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14330 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14331 types as aggregates not scalars.
14332 * function.c (assign_stack_temp_for_type): Likewise.
14334 2007-02-14 Roger Sayle <roger@eyesopen.com>
14335 Zdenek Dvorak <dvorakz@suse.cz>
14337 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14340 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14342 * passes.c (next_pass_1): Clear the next field of the copied
14345 2007-02-14 Richard Henderson <rth@redhat.com>
14347 * tree-sra.c (early_sra): New.
14348 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14349 (tree_sra_early, pass_sra_early): New.
14350 * tree-pass.h (pass_sra_early): Declare.
14351 * passes.c (init_optimization_passes): Use it.
14353 2007-02-14 Richard Guenther <rguenther@suse.de>
14355 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14357 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14359 PR tree-optimization/30771
14360 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14362 (vect_analyze_operations): Induction phis can now be marked as
14364 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14365 Update documentation accordingly.
14367 2007-02-14 Nick Clifton <nickc@redhat.com>
14369 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14370 most 3 arguments are supported.
14371 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14373 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14375 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14376 Ensure dst->current is valid.
14378 2007-02-13 Paul Brook <paul@codesourcery.com>
14380 * config.gcc: Add arm*-*-uclinux-*eabi.
14381 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14382 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14383 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14384 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14385 (LINK_SPEC): Define.
14386 (LIB_SPEC): Define.
14387 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14389 * config/arm/uclinux-eabi.h: New file.
14390 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14391 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14394 2007-02-13 Ian Lance Taylor <iant@google.com>
14396 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14397 * flags.h (warn_strict_overflow): Declare.
14398 (enum warn_strict_overflow_code): Define.
14399 (issue_strict_overflow_warning): New static inline function.
14400 * opts.c (warn_strict_overflow): New variable.
14401 (common_handle_option): Handle OPT_Wstrict_overflow and
14402 OPT_Wstrict_overflow_.
14403 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14405 * fold-const.c: Include intl.h.
14406 (fold_deferring_overflow_warnings): New static variable.
14407 (fold_deferred_overflow_warning): New static variable.
14408 (fold_deferred_overflow_code): New static variable.
14409 (fold_defer_overflow_warnings): New function.
14410 (fold_undefer_overflow_warnings): New function.
14411 (fold_undefer_and_ignore_overflow_warnings): New function.
14412 (fold_deferring_overflow_warnings_p): New function.
14413 (fold_overflow_warning): New static function.
14414 (make_range): Add strict_overflow_p parameter. Change all
14416 (extract_muldiv, extract_muldiv_1): Likewise.
14417 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14418 tree_expr_nonnegative_p.
14419 (fold_negate_expr): Call fold_overflow_warning.
14420 (fold_range_test): Likewise.
14421 (fold_comparison): Likewise.
14422 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14423 instead of tree_expr_nonnegative_p.
14424 (tree_expr_nonnegative_warnv_p): Rename from
14425 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14426 (tree_expr_nonnegative_p): New function.
14427 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14428 strict_overflow_p parameter.
14429 (tree_expr_nonzero_p): New function.
14430 * passes.c (verify_interpass_invariants): New static function.
14431 (execute_one_pass): Call it.
14432 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14434 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14435 (estimate_numbers_of_iterations): Likewise.
14436 (scev_probably_wraps_p): Likewise.
14437 * tree-ssa-ccp.c: Include "toplev.h".
14438 (evaluate_stmt): Defer fold overflow warnings until we know we are
14440 (struct fold_stmt_r_data): Add stmt field.
14441 (fold_stmt_r): Defer fold overflow warnings until we know we
14443 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14444 (fold_stmt_inplace): Likewise.
14445 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14446 (cleanup_control_expr_graph): Defer fold overflow warnings until
14447 we know we are going to optimize.
14448 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14449 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14451 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14452 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14453 * tree-ssa-loop-manip.c (create_iv): Likewise.
14454 * c-typeck.c (build_conditional_expr): Likewise.
14455 (build_binary_op): Likewise.
14456 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14457 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14458 (extract_range_from_unary_expr): Likewise.
14459 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14460 assuming that signed overflow does not occur.
14461 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14462 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14463 (fold_defer_overflow_warnings): Declare.
14464 (fold_undefer_overflow_warnings): Declare.
14465 (fold_undefer_and_ignore_overflow_warnings): Declare.
14466 (fold_deferring_overflow_warnings_p): Declare.
14467 (tree_expr_nonzero_warnv_p): Declare.
14468 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14469 of warning options.
14470 (Warning Options): Document -Wstrict-overflow.
14471 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14472 (tree-ssa-ccp.o): Likewise.
14473 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14474 (fold-const.o): Depend on intl.h.
14476 2007-02-13 Ian Lance Taylor <iant@google.com>
14478 PR middle-end/30751
14479 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14482 2007-02-13 Stuart Hastings <stuart@apple.com>
14484 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14486 2007-02-13 Richard Henderson <rth@redhat.com>
14488 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14489 handled_component_p before looking for the indirect_ref.
14491 2007-02-13 Richard Henderson <rth@redhat.com>
14493 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14494 remove flags clobber.
14495 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14496 (bswaphi_lowpart): New.
14497 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14498 remove TARGET_BSWAP test. Delete expander of the same name.
14500 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14501 (expand_unop): Use them.
14503 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14505 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14506 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14507 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14508 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14509 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14510 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14511 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14512 assembler dialect choice from asm templates.
14514 2007-02-12 Richard Henderson <rth@redhat.com>
14516 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14517 (fixuns_trunc<SSEMODEF>si2): Use it.
14518 * config/i386/sse.md (vec_setv4sf_0): Export.
14519 * config/i386/i386.c (ix86_build_const_vector): Export.
14520 (ix86_split_convert_uns_si_sse): Rename from
14521 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14522 * config/i386/i386-protos.h: Update.
14524 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14527 * c-typeck.c (c_finish_return): Improve warning message.
14529 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14531 * alias.c (find_symbolic_term): Delete unused function.
14533 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14535 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14536 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14537 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14539 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14541 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14542 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14543 the function, temporarily point the debug interface to the null one.
14545 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14547 * dwarf2out.c (round_up_to_align): New static function.
14548 (field_byte_offset): Use it to round the offset.
14550 2007-02-12 Richard Henderson <rth@redhat.com>
14552 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14553 (inswl_const): Export.
14555 2007-02-12 Richard Henderson <rth@redhat.com>
14557 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14558 result mode of the libcall, convert back to outmode.
14560 2007-02-12 Roger Sayle <roger@eyesopen.com>
14562 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14563 (bswapdi2): New define_expand to implement 32-bit implementation.
14565 2007-02-12 Nick Clifton <nickc@redhat.com>
14567 * doc/invoke.texi (Overall Options): Document --help=.
14568 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14569 (cc1_options): Pass --help= on to cc1.
14570 (display_help): Add description of --help=.
14571 (process_command): Add code to handle --help=. Allow translated
14572 --help and --target-help switches to be passed on to compiler
14574 (main): Remove unused if statement.
14575 * opts.c (columns): Remove.
14576 (LEFT_COLUMN): Define.
14577 (wrap_help): Add columns argument.
14578 (print_filtered_help): Change parameters to be an include bitmask,
14579 an exclude bitmask, an any bitmask and the column width. Move the
14580 code to display the params list here. Add code to display the
14581 status of options rather than their descriptions if the quiet flag
14583 (print_specific_help): Change parameters to be an include bitmask,
14584 an exclude bitmask and an any bitmask. Move code to look up the
14585 column width here. Decide upon the title for an options listing.
14586 (common_handle_options): Add code to handle --help=. Adapt code
14587 for --help and --target-help to use the revised form of the
14588 print_specific_help function.
14589 (print_help): Delete.
14590 (print_param_help): Delete.
14591 (print_switch): Delete.
14592 * opts.h (cl_lang_count): Add prototype.
14593 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14594 CL_MAX_OPTION_CLASS): New defines.
14595 * optc-gen.awk: Add construction of cl_lang_count.
14596 * c.opt: Add Warning attribute to warning options and Optimization
14597 attribute to optimization options.
14598 * common.opt: Likewise.
14600 Add -fhelp and -ftarget-help as aliases for the transformed --help
14601 and --target-help options.
14602 * opt-functions.awk: Add code to handle Warning and Optimization
14605 2007-02-12 Richard Henderson <rth@redhat.com>
14607 * config/alpha/constraints.md: New file.
14608 * config/alpha/alpha.c: Include tm-constrs.h.
14609 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14610 alpha_extra_constraint): Remove.
14611 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14612 * config/alpha/alpha-protos.h: Update.
14613 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14614 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14615 (EXTRA_CONSTRAINT): Remove.
14616 * config/alpha/alpha.md: Include constraints.md.
14617 (adddi splitter): Use satisfies_constraint_*.
14618 * config/alpha/predicates.md (add_operand): Likewise.
14619 (sext_add_operand, addition_operation): Likewise.
14621 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14623 PR tree-optimization/29145
14624 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14625 in our handling of restrict qualified pointers.
14627 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14630 * doc/invoke.texi (Wunused-value): Update description.
14631 (Wextra): Delete item.
14632 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14633 value of Wunused-value.
14634 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14635 (c_finish_stmt_expr): Don't check extra_warnings.
14636 (emit_side_effect_warnings): The caller is responsible to check
14639 2007-02-11 Roger Sayle <roger@eyesopen.com>
14640 Matt Thomas <matt@3am-software.com>
14642 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14644 2007-02-11 Roger Sayle <roger@eyesopen.com>
14646 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14647 comparisons of POPCOUNT against zero.
14648 (simplify_const_relational_operation): Likewise.
14650 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14652 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14654 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14656 * dwarf2out.c (root_type): Delete unused function.
14658 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14660 * genattrtab.c (contained_in_p): Delete unused function.
14661 (write_expr_attr_cache): Likewise.
14663 2007-02-11 Jan Hubicka <jh@suse.cz>
14665 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14668 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14670 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14671 to add the REG_EQ* note.
14672 * see.c (see_merge_one_use_extension): Likewise.
14673 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14674 turn REG_EQUAL notes into REG_EQUIV notes if the target
14675 register may have more than one set.
14676 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14677 * gcse.c (try_replace_reg): Likewise.
14678 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14679 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14680 more than one REG_EQUIV note.
14681 * reload1.c (gen_reload): Use set_unique_reg_note.
14683 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14685 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14686 (ix86_builtin_conversion): New function.
14688 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14691 * tree.h (DECL_REPLACEABLE_P): New macro.
14692 * except.c (set_nothrow_function_flags): Likewise.
14694 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14695 Ira Rosen <irar@il.ibm.com>
14696 Dorit Nuzman <dorit@il.ibm.com>
14698 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14699 * targhooks.c (default_builtin_vectorized_conversion): New.
14700 * targhooks.h (default_builtin_vectorized_function): New declaration.
14701 * target.h (struct vectorize): Add builtin_conversion field.
14702 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14703 stmt_vec_info_type value.
14704 (vectorizable_conversion): New declaration.
14705 * tree-vect-analyze.c (vect_analyze_operations): Add
14706 vectorizable_conversion call.
14707 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14708 * tree-vect-transform.c (vectorizable_conversion): New function.
14709 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14710 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14712 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14713 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14714 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14715 or ALTIVEC_BUILTIN_VCFSX.
14717 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14720 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14721 CONST_DOUBLE and operand 0 is a hard register.
14722 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14723 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14724 is a hard floating-point register.
14726 2007-02-10 Richard Henderson <rth@redhat.com>
14727 Jakub Jelinek <jakub@redhat.com>
14728 Alexandre Oliva <aoliva@redhat.com>
14730 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14731 * builtin-types.def (BT_WORD): Make unsigned.
14732 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14733 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14734 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14735 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14736 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14737 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14739 * expr.c (emutls_var_address): New.
14740 (expand_expr_real_1): Expand emulated tls.
14741 (expand_expr_addr_expr_1): Likewise.
14742 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14743 * output.h (emutls_finish): Declare.
14744 * toplev.c (compile_file): Call it.
14745 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14746 address before wrapping in CONST.
14747 * varasm.c (emutls_htab, emutls_object_type): New.
14748 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14749 (get_emutls_object_name, get_emutls_object_type): New.
14750 (get_emutls_init_templ_addr, emutls_decl): New.
14751 (emutls_common_1, emutls_finish): New.
14752 (assemble_variable): When emulating tls, swap decls; generate
14753 constructor for the emutls objects.
14754 (do_assemble_alias): When emulating tls, swap decl and target name.
14755 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14757 * varpool.c (decide_is_variable_needed): Look at force_output.
14758 Recurse for emulated tls.
14759 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14760 with decide_is_variable_needed.
14761 * emutls.c: New file.
14762 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14763 tls_object for real tls.
14765 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14767 PR rtl-optimization/29599
14768 * reload1.c (eliminate_regs_in_insn): Take the destination
14769 mode into account when computing the offset.
14771 2007-02-09 Stuart Hastings <stuart@apple.com>
14772 Richard Henderson <rth@redhat.com>
14774 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14775 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14776 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14777 fixuns_truncdfhi2): New.
14778 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14779 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14780 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14781 (floatunssidf2): Allow nonimmediate source.
14782 * config/i386/sse.md (movdi_to_sse): New.
14783 (vec_concatv2di): Drop '*'.
14784 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14785 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14786 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14788 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14789 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14790 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14791 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14792 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14793 ix86_build_const_vector.
14794 (x86_emit_floatuns): Rewrite.
14796 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14798 * genautomata.c (longest_path_length): Delete unused function.
14799 (struct state): Delete unused longest_path_length.
14800 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14801 (get_free_state): Delete unused.
14803 2007-02-09 Jan Hubicka <jh@suse.cz>
14805 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14806 * doc/invoke.texi (inline-unit-growth): Update default value.
14808 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14809 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14810 (rebuild_cgraph_edges): Likewise.
14811 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14812 (dump_cgraph_node): Dump frequencies.
14813 (cgraph_clone_edge): Add frequency scales.
14814 (cgraph_clone_node): Add freuqnecy.
14815 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14816 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14817 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14818 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14819 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14820 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14821 (save_inline_function_body): Likewise.
14822 * ipa-inline.c: inluce rtl.h
14823 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14824 (cgraph_edge_badness): Use frequencies.
14825 (cgraph_decide_recursive_inlining): Update clonning.
14826 (cgraph_decide_inlining_of_small_function): Dump frequency.
14827 * predict.c (estimate_bb_frequencies): Export.
14828 * predict.h (estimate_bb_frequencies): Declare.
14829 * tree-inline.c (copy_bb): Watch overflows.
14830 (expand_call_inline): Update call of cgraph_create_edge.
14831 (optimize_inline_calls): Use TODO flags to update frequnecies.
14832 * passes.h: Include predict.h
14833 (init_optimization_passes): Move profile ahead.
14834 (execute_function_todo): Handle TODO_rebuild_frequencies.
14836 2007-02-09 Roger Sayle <roger@eyesopen.com>
14838 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14839 the insbl or inswl pattern into a register.
14841 2007-02-09 Roger Sayle <roger@eyesopen.com>
14843 * config/ia64/ia64.md (bswapdi2): New define_insn.
14845 2007-02-09 Richard Henderson <rth@redhat.com>
14847 * config/i386/constraints.md (Ym): New constraint.
14848 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14849 (movdi_1_rex64): Split sse and xmm general register moves from
14850 memory move alternatives. Use conditional register constraints.
14851 (movsf_1, movdf_integer): Likewise.
14852 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14853 (movdf_integer_rex64): New.
14854 (pushsf_rex64): Fix output constraints.
14855 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14856 (sse2_stored): Likewise.
14857 (sse2_storeq_rex64): New.
14858 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14859 amd and not generic.
14860 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14861 for optimize_size. Remove SF/DFmode hack.
14863 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14865 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14868 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14869 Richard Sandiford <richard@codesourcery.com>
14871 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14872 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14873 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14874 m68k/t-mlib to tmake_file.
14875 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14876 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14877 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14878 Allow it to be cf or m68k. Set m68k_arch_family. If that
14879 variable is not empty, add t-$m68k_arch_family to tmake_file.
14880 Add t-mlibs to tmake_file.
14881 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14882 * config/m68k/t-cf: New file.
14883 * config/m68k/t-m68k: Likewise.
14884 * config/m68k/t-mlibs: Likewise.
14885 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14886 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14887 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14888 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14889 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14891 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14892 (INSTALL_LIBGCC): Delete.
14893 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14894 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14895 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14896 (M68K_MLIB_CPU): Define.
14897 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14898 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14899 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14901 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14902 Richard Guenther <rguenther@suse.de>
14904 PR middle-end/23361
14905 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14906 against INT_MIN/INT_MAX.
14907 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14908 file if a loop is removed.
14910 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14912 * calls.c (store_one_arg): Pass correct alignment to
14913 emit_push_insn for non-BLKmode values.
14914 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14915 unaligned stack slot via a suitably aligned slot.
14917 2007-02-08 DJ Delorie <dj@redhat.com>
14919 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14921 (legal_subregs): Use unsigned char, make const.
14922 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14924 2007-02-08 Paul Brook <paul@codesourcery.com>
14926 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14927 special interworking needed.
14929 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14931 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14932 conditional to __SSE2__.
14933 (Entries below should have been added to first ChangeLog
14934 entry for amdfam10 dated 2007-02-05)
14935 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14937 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14939 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14942 2007-02-08 DJ Delorie <dj@redhat.com>
14944 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14945 * config/m32c/m32c.c (legal_subregs): New.
14946 (m32c_illegal_subreg_p): New.
14947 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14948 unsupported subregs of hard regs.
14950 2007-02-08 Jan Hubicka <jh@suse.cz>
14952 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14953 the same one; always update histograms.
14955 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14957 * passes.c (init_optimization_passes): Tidy comment.
14959 2007-02-08 Roger Sayle <roger@eyesopen.com>
14961 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14962 strip zero_extend, bswap and rotates from POCOUNT's argument.
14963 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14964 zero_extend and rotates from PARITY's argument.
14965 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14966 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14967 of an integer constant at compile-time.
14969 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14972 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14974 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14977 * tree-ssa-live.c (remove_unused_locals): Do not remove
14978 TREE_ADDRESSABLE variables.
14979 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14980 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14981 FOR_CLOBBER. Update all users.
14982 If VAR has an associated alias set, add a virtual operand for
14983 it if no alias is found to conflict with the memory reference.
14985 2007-02-07 Jan Hubicka <jh@suse.cz>
14986 Robert Kidd <rkidd@crhc.uiuc.edu>
14988 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14990 2007-02-07 Ian Lance Taylor <iant@google.com>
14992 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14994 2007-02-07 Roger Sayle <roger@eyesopen.com>
14996 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14997 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14998 tablejumpdi, movsi_to_cr_one): Remove constraints from
14999 define_expand's match_operands.
15001 2007-02-07 Roger Sayle <roger@eyesopen.com>
15003 * global.c (compute_regsets): Move declatation of "i" inside of
15004 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15006 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15009 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15010 of INDIRECT_REF <RESULT_DECL>.
15012 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15014 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15015 Kaz Kojima <kkojima@gcc.gnu.org>
15018 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15020 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15022 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15024 * doc/loop.texi: Document possibility not to perform disambiguation
15025 of loops with multiple latches.
15026 * cfgloopmanip.c (alp_enum_p): Removed.
15027 (add_loop): Handle subloops. Use get_loop_body_with_size.
15028 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15029 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15030 the new forwarder block.
15031 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15032 Handle the case latch is NULL.
15033 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15034 modifications when marking loop exits.
15035 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15037 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15038 disambiguate_loops_with_multiple_latches.
15039 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15040 before fix_loop_structure.
15041 * cfgloop.c: Include pointer-set.h and output.h.
15042 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15043 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15044 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15045 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15046 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15047 disambiguate_multiple_latches, get_loop_body_with_size,
15048 disambiguate_loops_with_multiple_latches): New functions.
15049 (flow_loop_dump): Dump multiple latch edges.
15050 (flow_loop_nodes_find): Handle loops with multiple latches.
15051 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15052 (glb_enum_p): Modified.
15053 (get_loop_body): Use get_loop_body_with_size.
15054 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15055 (AVOID_CFG_MODIFICATIONS): New constant.
15056 (disambiguate_loops_with_multiple_latches, add_loop,
15057 get_loop_body_with_size): Declare.
15058 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15060 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15062 PR inline-asm/28686
15063 * global.c (compute_regsets): New function.
15064 (global_alloc): Refactored ELIMINABLE_REGSET
15065 and NO_GLOBAL_ALLOC_REGS computation out.
15066 (rest_of_handle_global_alloc): Call compute_regsets()
15067 for non-optimizing case.
15069 2007-02-06 Richard Henderson <rth@redhat.com>
15071 * config/i386/constraints.md (Y2): Rename from Y.
15072 (Yi): New constraint.
15073 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15074 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15075 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15076 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15077 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15078 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15079 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15080 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15081 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15082 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15083 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15084 vec_extractv2si_1): Change Y constraints to Y2.
15085 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15086 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15087 Change Y constraints to Y2.
15088 (sse2_loadld): Change Y constraints to x.
15090 2007-02-06 Roger Sayle <roger@eyesopen.com>
15092 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15093 (parity<mode>2): New define_expand using rs6000_emit_parity.
15094 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15095 rs6000_emit_parity): New functions.
15096 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15097 rs6000_emit_parity): Prototype here.
15099 2007-02-06 Ian Lance Taylor <iant@google.com>
15101 * lower-subreg.c (simple_move_operand): Reject CONST.
15102 (resolve_clobber): Call validate_change rather than directly
15103 assigning to XEXP (pat, 0).
15105 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15107 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15108 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15109 (tree-cfg.o): Remove hashtab.h dependency.
15111 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15112 (struct ivopts_data): Change niters to pointer_map_t.
15113 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15114 (niter_for_exit): Create pointer_map on demand. Change for
15116 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15117 (free_loop_data): Destroy data->niters if created and reset field.
15118 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15119 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15121 * tree-ssa-reassoc.c: Include pointer-set.h.
15122 (bb_rank): Change to long *.
15123 (operand_rank): Change to pointer_map_t.
15124 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15125 (insert_operand_rank): Accept long.
15126 (operand_entry_hash, operand_entry_eq): Remove.
15127 (get_rank): Return long. Adjust for changes above.
15128 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15130 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15132 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15133 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15134 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15136 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15137 directly since it cannot be NULL.
15138 (get_vi_for_tree): Rewrite for pointer_map API.
15139 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15140 (init_alias_vars): Create vi_for_tree as pointer_map.
15141 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15143 * tree-cfg.c: Don't include hashtab.h.
15144 (edge_to_cases): Declare as pointer_map.
15145 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15147 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15148 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15149 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15151 (record_switch_edge): Delete.
15152 (get_cases_for_edge): Adjust for pointer_map API, inline
15153 record_switch_edge (rewritten for new API), remove goto.
15155 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15157 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15158 * tree-nested.c: Include pointer-set.h.
15159 (var_map_elt, var_map_eq, var_map_hash): Delete.
15160 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15161 to pointer_map_t's.
15162 (nesting_info_bitmap_obstack): New.
15163 (lookup_field_for_decl): Adjust for pointer_map API.
15164 (lookup_tramp_for_decl): Adjust for pointer_map API.
15165 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15166 (get_local_debug_decl): Adjust for pointer_map API.
15167 (convert_nl_goto_reference): Adjust for pointer_map API.
15168 (convert_nl_goto_receiver): Adjust for pointer_map API.
15169 (create_nesting_tree): Create outside GGC space. Create bitmap on
15170 the new obstack. Create field_map and var_map as pointer_maps.
15171 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15173 (lower_nested_functions): Move root here, no need to NULL it.
15174 Initialize and release the obstack.
15176 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15178 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15179 Remove prototypes and make them non-static.
15180 (struct tree_int_map): Remove.
15181 * tree.h (struct tree_int_map): Move here, turning TO into an
15183 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15185 * tree.h (TREE_COMPLEXITY): Remove.
15186 (struct tree_exp): Remove complexity field.
15187 * tree.c (build1_stat): Don't set it.
15189 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15190 Victor Kaplansky <victork@il.ibm.com>
15192 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15193 (vect_is_simple_reduction): Support reduction with induction as
15194 one of the operands.
15195 (vect_is_simple_iv_evolution): Fix formatting.
15196 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15197 formatting. Don't mark induction phis for vectorization.
15198 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15199 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15200 (vect_get_vec_def_for_operand): Support induction.
15201 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15203 (vectorizable_reduction): Support reduction with induction as one of
15205 (vectorizable_type_demotion): Use def-type of stmt argument rather
15206 than dummy def-type.
15208 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15209 flag_tree_scev_cprop.
15210 * common.opt (tree-scev-cprop): New flag.
15212 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15213 call to vect_get_new_vect_var.
15215 2007-02-06 Ira Rosen <irar@il.ibm.com>
15217 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15218 vectype is not NULL.
15219 (vect_pattern_recog_1): Likewise.
15221 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15223 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15224 (fold_negate_expr): Likewise.
15226 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15229 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15230 even if cv-qualification is the same.
15232 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15234 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15235 __enable_execute_stack on completion.
15237 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15239 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15240 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15241 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15242 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15243 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15244 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15245 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15246 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15248 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15250 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15251 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15252 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15253 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15254 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15255 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15256 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15257 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15258 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15259 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15260 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15261 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15262 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15263 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15264 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15265 sqrtextenddfxf2_i387): Added amdfam10_decode.
15267 * config/i386/athlon.md (athlon_idirect_amdfam10,
15268 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15269 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15270 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15271 athlon_ivector_store_amdfam10): New define_insn_reservation.
15272 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15275 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15277 * config/i386/athlon.md (athlon_call_amdfam10,
15278 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15279 define_insn_reservation.
15280 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15281 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15282 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15286 * config/i386/athlon.md (athlon_sseld_amdfam10,
15287 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15288 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15290 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15292 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15293 define_insn_reservation.
15294 * config/i386/i386.md (sseins): Added sseins to define_attr type
15295 and define_attr unit.
15296 * config/i386/sse.md: Set type attribute to sseins for insertq
15299 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15301 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15302 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15303 ssecomi_load_amdfam10, ssecomi_amdfam10,
15304 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15305 define_insn_reservation.
15306 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15310 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15311 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15312 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15313 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15314 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15315 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15316 define_insn_reservation.
15318 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15319 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15320 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15321 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15322 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15324 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15326 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15327 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15328 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15329 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15330 athlon_ssemul_load_k8): Added amdfam10.
15332 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15334 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15335 (x86_sse_unaligned_move_optimal): New variable.
15337 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15339 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15340 for unaligned vector SSE double/single precision loads for AMDFAM10.
15342 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15344 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15345 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15346 Define TARGET_CPU_DEFAULT_amdfam10.
15347 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15348 (processor_type): Add PROCESSOR_AMDFAM10.
15350 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15351 processor_type in config/i386/i386.h.
15352 Enable imul peepholes for TARGET_AMDFAM10.
15354 * config.gcc: Add support for --with-cpu option for amdfam10.
15356 * config/i386/i386.c (amdfam10_cost): New variable.
15357 (m_AMDFAM10): New macro.
15358 (m_ATHLON_K8_AMDFAM10): New macro.
15359 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15360 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15361 x86_promote_QImode, x86_integer_DFmode_moves,
15362 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15363 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15364 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15365 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15366 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15367 Enable/disable for amdfam10.
15368 (override_options): Add amdfam10_cost to processor_target_table.
15369 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15370 processor_alias_table.
15371 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15372 (ix86_adjust_cost): Add code for amdfam10.
15374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15376 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15377 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15378 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15379 * config/i386/i386.h: Add builtin definition for SSE4A.
15380 * config/i386/i386.md: Add support for ABM instructions
15381 (popcnt and lzcnt).
15382 * config/i386/sse.md: Add support for SSE4A instructions
15383 (movntss, movntsd, extrq, insertq).
15384 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15385 Add -march=amdfam10 flag.
15386 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15387 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15389 * doc/extend.texi: Add documentation for SSE4A builtins.
15391 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15393 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15395 2007-02-05 Richard Guenther <rguenther@suse.de>
15397 * tree-vectorizer.h (vectorizable_function): Add argument type
15398 argument, change return type.
15399 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15400 * tree-vect-transform.c (vectorizable_function): Handle extra
15401 argument, return vectorized function decl.
15402 (build_vectorized_function_call): Remove.
15403 (vectorizable_call): Handle calls with result and argument types
15404 differing. Handle loop vectorization factor correctly.
15405 * targhooks.c (default_builtin_vectorized_function): Adjust for
15407 * targhooks.h (default_builtin_vectorized_function): Likewise.
15408 * target.h (builtin_vectorized_function): Add argument type
15410 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15411 extra argument, allow vectorizing of lrintf.
15412 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15413 documentation of target hook.
15415 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15418 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15419 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15420 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15422 2007-02-05 Roger Sayle <roger@eyesopen.com>
15424 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15425 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15426 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15427 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15428 before canonicalizing sincos to cexpi.
15429 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15431 2007-02-05 Roger Sayle <roger@eyesopen.com>
15433 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15434 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15435 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15437 2007-02-05 Roger Sayle <roger@eyesopen.com>
15439 * mips-tfile.c (initialize_init_file): Correct endianness test.
15441 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15443 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15444 the 'y' constraint.
15446 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15448 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15449 saves in a PARALLEL before the register assignments.
15451 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15453 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15454 DWARF_FRAME_RETURN_COLUMN to be a general register.
15455 * dwarf2out.c (init_return_column_size): New function, split from...
15456 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15457 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15458 to be nongeneral registers.
15459 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15461 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15462 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15464 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15466 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15468 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15470 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15471 (remove_path): Use can_remove_branch_p and remove_branch instead
15472 of loop_delete_branch_edge.
15473 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15474 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15475 Update profile using scale_dominated_blocks_in_loop.
15476 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15477 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15478 (can_remove_branch_p, remove_branch): Declare.
15479 * tree-cfg.c (tree_can_remove_branch_p): New function.
15480 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15481 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15482 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15484 2007-02-05 Jan Hubicka <jh@suse.cz>
15486 PR middle-end/30696
15487 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15488 nodes in cgraph, don't remove offline copy of the function.
15490 2007-02-04 Jan Hubicka <jh@suse.cz>
15492 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15493 vectors might cause maybe_lookup_element_for_expr to be called
15494 on non-sra-candidate.
15496 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15498 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15499 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15500 spelling conventions.
15502 2007-02-04 Richard Guenther <rguenther@suse.de>
15504 PR middle-end/30636
15505 * fold-const.c (try_move_mult_to_index): Make sure to not
15506 overflow one dimension of a multi-dimensional array access.
15508 2007-02-04 Jan Hubicka <jh@suse.cz>
15510 * passes.c (init_optimization_passes): Reindent.
15512 2007-02-04 Jan Hubicka <jh@suse.cz>
15513 Eric Botcazou <ebotcazou@adacore.com>
15515 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15516 (execute_fixup_cfg): Break out the abnormal goto code.
15517 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15518 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15519 (optimize_inline_calls): Call make_nonlocal_label_edges.
15521 2007-02-04 Jan Hubicka <jh@suse.cz>
15523 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15524 true when something was changed.
15525 (rename_ssa_copies): When something was changed, do
15526 TODO_remove_unused_locals.
15527 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15528 add TODO_remove_unused_locals when instruction was removed.
15530 2007-02-04 Jan Hubicka <jh@suse.cz>
15532 * ipa-inline.c (try_inline): Improve debug output; work on already
15534 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15535 call try_inline for already inlined edges too when flattening;
15536 inline also functions that make callee growth but overall unit size
15539 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15541 * config/m32c/bitops.md, config/m32c/jump.md,
15542 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15543 config/m32r/m32r.h, config/m32r/m32r.md,
15544 config/m32r/predicates.md, config/m68hc11/larith.asm,
15545 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15546 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15547 config/mips/mips-protos.h, config/mips/mips.c,
15548 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15549 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15550 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15551 spelling conventions.
15553 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15554 Follow spelling conventions.
15556 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15558 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15559 warn about C++0x compatibility.
15561 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15563 * config/h8300/h8300.c, config/h8300/h8300.h,
15564 config/h8300/h8300.md: Follow spelling conventions.
15566 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15568 PR middle-end/30667
15569 * combine.c (try_combine): Do not substitute source operand
15570 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15572 2007-02-03 Jan Hubicka <jh@suse.cz>
15574 PR gcov-profile/30650
15575 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15576 do not divide by zero for never executed counters.
15577 (tree_find_values_to_profile): Fix counters.
15578 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15580 2007-02-03 Ian Lance Taylor <iant@google.com>
15582 * lower-subreg.c (simple_move_operand): New static function,
15583 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15585 (simple_move): Call simple_move_operand.
15586 (find_decomposable_subregs): Add special handling of MEMs.
15587 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15588 meaning of return value. If we see a hard register, test whether
15589 it can store a word_mode value. Change all callers.
15591 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15593 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15594 ftrapv insns and expanders.
15595 (subdi3): Change define_expand operand 1 to arith11_operand, and
15596 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15597 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15598 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15601 PR middle-end/30174
15602 * varasm.c (notice_global_symbol): Treat global objects as weak when
15603 flag_shlib is true.
15605 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15607 * emit-rtl.c (dconstpi): Delete.
15608 (dconstsqrt2): New.
15609 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15610 * real.h (dconstpi): Delete.
15611 (dconstsqrt2): New.
15612 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15613 (fold_builtin_hypot): Likewise.
15615 2007-02-03 Tom Tromey <tromey@redhat.com>
15618 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15619 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15621 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15623 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15624 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15625 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15626 config/rs6000/cell.md, config/rs6000/darwin.h,
15627 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15628 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15629 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15630 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15631 typos. Follow spelling conventions.
15632 * doc/invoke.texi: Follow spelling conventions.
15634 2007-02-03 Roger Sayle <roger@eyesopen.com>
15636 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15637 canonicalization transformations that attempt to simplify integer
15638 constant comparisons to become comparisons against zero.
15640 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15642 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15644 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15645 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15647 2007-02-02 Mike Stump <mrs@apple.com>
15649 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15650 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15651 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15652 generate a branch island.
15654 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15656 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15657 (xtensa_legitimate_address_p): New.
15658 (xtensa_legitimize_address): New.
15659 (xtensa_output_addr_const_extra): New.
15660 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15662 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15663 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15664 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15665 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15666 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15667 (xtensa_legitimize_address): New.
15668 (xtensa_output_addr_const_extra): New.
15670 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15672 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15674 2007-02-02 Ian Lance Taylor <iant@google.com>
15676 * expmed.c (expand_divmod): Add comment.
15678 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15680 * emit-rtl.c (renumber_insns): Remove.
15681 * flags.h: Remove the extern for flag_renumber_insns.
15682 * rtl.h: Remove the prototype for renumber_insns.
15683 * toplev.c (flag_renumber_insns): Remove.
15685 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15687 Revert for x86 darwin:
15688 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15690 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15691 code before the following patch under TARGET_MACHO.
15692 (ix86_function_value_regno_p): Likewise.
15694 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15696 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15699 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15702 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15703 loads to general or fp registers. Add comments.
15704 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15706 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15708 * pointer-set.c (insert_aux): Only return insertion slot.
15709 (pointer_set_insert): Adjust.
15710 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15711 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15712 pointer_map_traverse): New.
15713 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15714 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15715 pointer_map_contains, pointer_map_traverse): Declare.
15717 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15719 PR middle-end/30473
15720 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15721 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15723 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15725 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15727 (struct _dep): New type.
15728 (dep_t): New typedef.
15729 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15730 (DEP_STATUS): New access macro. The macro with the same name was
15731 renamed to DEP_LINK_STATUS.
15732 (dep_init): Declare function
15734 (struct _dep_link): New type.
15735 (dep_link_t): New typedef.
15736 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15737 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15738 (DEP_LINK_STATUS): New macro.
15739 (debug_dep_links): New debug function.
15741 (struct _deps_list): New type.
15742 (deps_list_t): New typedef.
15743 (DEPS_LIST_FIRST): New access macro.
15744 (FOR_EACH_DEP_LINK): New cycle macro.
15745 (create_deps_list, free_deps_list, delete_deps_list): Declare
15747 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15748 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15749 (copy_deps_list_change_con): Ditto.
15751 (move_dep_link): Declare function.
15753 (struct _dep_node): New type.
15754 (dep_node_t): New typedef.
15755 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15757 (struct haifa_insn_data.back_deps): New field to hold backward
15758 dependencies of the insn.
15759 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15761 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15762 Change its type to deps_list_t.
15763 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15764 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15765 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15767 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15769 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15771 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15773 (dep_cost): Declare.
15775 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15776 (ds_to_dk, dk_to_ds): New functions.
15778 (init_dep_1): New static function.
15779 (init_dep): New function.
15780 (copy_dep): New static function.
15782 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15784 (detach_dep_link): New static function.
15785 (move_dep_link): New function.
15787 (dep_links_consistent_p, dump_dep_links): New static functions.
15788 (debug_dep_links): New debugging function.
15790 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15792 (alloc_deps_list, init_deps_list): New static functions.
15793 (create_deps_list): New function.
15794 (clear_deps_list): New static function.
15795 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15796 (deps_list_consistent_p, dump_deps_list): New static functions.
15797 (debug_deps_list): New function.
15798 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15800 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15802 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15803 use new scheduler dependencies lists.
15804 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15805 (sched_analyze): Ditto. Initialize dependencies lists.
15806 (add_forw_dep, compute_forward_dependences): Update to use new
15807 scheduler dependencies lists.
15809 (init_dependency_caches): Init deps_obstack.
15810 (free_dependency_caches): Free deps_obstack.
15812 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15813 new scheduler dependencies lists.
15814 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15815 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15817 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15818 Update to use new scheduler dependencies lists.
15819 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15820 (debug_dependencies): Ditto.
15821 (schedule_region): Update comments.
15823 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15824 scheduler dependencies lists.
15825 (schedule_ebb): Update comments.
15827 * rtl.def (DEPS_LIST): Remove.
15829 * lists.c (unused_deps_list): Remove.
15830 (free_list): Update assertions.
15832 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15833 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15835 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15836 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15838 * haifa-sched.c (comments): Update.
15839 (insn_cost1): Remove. Inline the code into insn_cost ().
15840 (insn_cost): Update to use new scheduler dependencies lists. Move
15841 processing of the dependency cost to dep_cost ().
15842 (dep_cost): New function. Use it instead of insn_cost () when
15843 evaluating cost of the dependency. Use compatible interface to
15844 interact with the target.
15845 (priority): Update to use new scheduler dependencies lists.
15846 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15847 with greater number of insns that depend on the insn.
15848 (schedule_insn): Update to use new scheduler dependencies lists. Add
15849 code to free backward dependencies lists. Inline and optimize code
15850 from resolve_dep () - see PR28071.
15851 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15852 lists. Update call to targetm.sched.is_costly_dependence hook.
15854 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15855 scheduler dependencies lists.
15857 (resolve_dep): Remove. Move the logic to schedule_insn ().
15858 (init_h_i_d): Initialize dependencies lists.
15860 (process_insn_depend_be_in_spec): Rename to
15861 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15862 dependencies lists.
15863 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15864 Update to use new scheduler dependencies lists.
15865 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15867 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15868 new scheduler dependencies lists.
15869 (build_intra_loop_deps): Ditto.
15871 * target.h (struct _dep): Declare to use in
15872 gcc_target.sched.is_costly_dependence.
15873 (struct gcc_target.sched.adjust_cost): Fix typo.
15874 (struct gcc_target.sched.is_costly_dependence): Change signature to
15875 use single dep_t parameter instead of an equivalent triad.
15876 (struct gcc_target.sched.adjust_cost_2): Remove.
15878 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15880 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15882 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15884 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15886 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15887 (REG_DEP_TRUE): Document.
15889 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15890 Change signature to correspond to the targetm.sched.adjust_cost hook.
15891 Update use in TARGET_SCHED_ADJUST_COST_2.
15892 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15893 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15894 new scheduler dependencies lists.
15895 (ia64_gen_check): Ditto.
15897 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15898 scheduler dependencies lists.
15900 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15901 signature to correspond to the targetm.sched.is_costly_dependence hook.
15902 (is_costly_group): Update to use new scheduler dependencies lists.
15904 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15905 instead of INSN_COST () macro.
15907 2007-02-01 Ian Lance Taylor <iant@google.com>
15909 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15911 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15913 * pa.md (tp_load): Correct mfctl instruction syntax.
15915 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15917 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15918 altivec_padding_size calculation on AIX. Improve comment, add
15919 assert to verify that it's right.
15921 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15924 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15926 PR inline-asm/28686
15927 * global.c (global_alloc): Add mising initialization of
15930 2007-02-01 Roger Sayle <roger@eyesopen.com>
15932 * alias.c (init_alias_analysis): Correct whitespace.
15933 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15934 partition_hot_cold_basic_blocks): Likewise.
15935 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15936 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15937 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15938 fold_builtin_snprintf_chk, fold_builtin_printf,
15939 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15940 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15941 * cfgcleanup.c (cleanup_cfg): Likewise.
15942 * cfgexpand.c (tree_expand_cfg): Likewise.
15943 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15944 * function.c (get_next_funcdef_no): Likewise.
15945 * gengtype.c (main): Likewise.
15946 * genmodes.c (main): Likewise.
15947 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15948 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15949 * ifcvt.c (noce_emit_move_insn): Likewise.
15950 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15952 * stor-layout.c (get_best_mode): Likewise.
15953 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15954 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15955 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15956 perform_var_substitution, solve_graph): Likewise.
15957 * tree-vrp.c (vrp_finalize): Likewise.
15959 2007-02-01 Ian Lance Taylor <iant@google.com>
15961 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15962 high part of a paradoxical subreg, return a constant zero.
15964 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15966 * toplev.c (lang_dependent_init): Call init_set_costs.
15967 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15969 2007-02-01 Richard Guenther <rguenther@suse.de>
15971 PR middle-end/30656
15972 * fold-const.c (fold_negate_expr): Allow negating a
15973 constant if overflow does not change.
15975 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15977 * doc/c-tree.texi (Expression trees): Improve markup.
15978 * doc/tm.texi (Register Classes, Addressing Modes)
15979 (Floating Point): Fix spacing after abbreviations. Fix some
15982 2007-02-01 Ben Elliston <bje@au.ibm.com>
15984 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15985 * doc/contrib.texi: Likewise.
15986 * doc/install.texi: Likewise.
15988 2007-01-31 Richard Henderson <rth@redhat.com>
15989 Ian Lance Taylor <iant@google.com>
15991 * lower-subreg.c: New file.
15992 * rtl.def (CONCATN): Define.
15993 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15994 pass_lower_subreg2.
15995 * emit-rtl.c (update_reg_offset): New static function, broken out
15996 of gen_rtx_REG_offset.
15997 (gen_rtx_REG_offset): Call update_reg_offset.
15998 (gen_reg_rtx_offset): New function.
15999 * regclass.c: Revert patch of 2006-03-05, restoring
16001 (clear_reg_info_regno): New function.
16002 * dwarf2out.c (concatn_loc_descriptor): New static function.
16003 (loc_descriptor): Handle CONCATN.
16004 * common.opt (fsplit_wide_types): New option.
16005 * opts.c (decode_options): Set flag_split_wide_types when
16007 * timevar.def (TV_LOWER_SUBREG): Define.
16008 * rtl.h (gen_reg_rtx_offset): Declare.
16009 (reg_scan_update): Declare.
16010 * regs.h (clear_reg_info_regno): Declare.
16011 * tree-pass.h (pass_lower_subreg): Declare.
16012 (pass_lower_subreg2): Declare.
16013 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16014 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16015 -fsplit-wide-types.
16016 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16017 * Makefile.in (OBJS-common): Add lower-subreg.o.
16018 (lower-subreg.o): New target.
16020 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16022 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16024 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16027 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16029 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16031 PR middle-end/29335
16032 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16034 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16036 * cfgloop.h: Include vec-prim.h.
16037 (enum li_flags): Remove LI_ONLY_OLD.
16038 (loop_iterator): Changed.
16039 (fel_next, fel_init): Iterate over loop tree.
16040 (FOR_EACH_LOOP_BREAK): New macro.
16041 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16043 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16044 * modulo-sched.c (sms_schedule): Ditto.
16045 * tree-vectorizer.c (vectorize_loops): Ditto.
16046 * doc/loop.texi: Update information on loop numbering and behavior of
16047 FOR_EACH_LOOP wrto new loops.
16048 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16049 add_to_evolution_1): Test nestedness of loops instead of comparing
16051 * tree-chrec.c (chrec_fold_plus_poly_poly,
16052 chrec_fold_multiply_poly_poly, chrec_evaluate,
16053 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16054 reset_evolution_in_loop): Ditto.
16055 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16057 2007-01-31 Dirk Mueller <dmueller@suse.de>
16059 * c-common.c (warn_about_parentheses): Separate warning about
16060 un-parenthized sequence of comparison operators from the one
16061 which is supposed to warn about x <= y <= z.
16063 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16065 * optabs.h (enum optab_index): Add new OTI_isinf.
16066 (isinf_optab): Define corresponding macro.
16067 * optabs.c (init_optabs): Initialize isinf_optab.
16068 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16070 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16071 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16073 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16074 expand_builtin_interclass_mathfn.
16075 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16076 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16077 (fxam<mode>2_i387): New insn pattern.
16078 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16079 built-in functions as x87 inline asm.
16081 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16083 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16085 2007-01-30 Eric Christopher <echristo@apple.com>
16087 * config.gcc: Add geode.
16089 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16091 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16092 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16093 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16094 value-prof.c: Fix comment typos.
16096 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16099 * doc/invoke.texi (Wpointer-arith): Document warning.
16101 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16103 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16104 the list of discrepancies from the draft TR.
16106 2007-01-30 Dirk Mueller <dmueller@suse.de>
16109 * doc/invoke.texi (-Wreturn-type): Update description to
16110 match new behavior.
16112 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16114 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16116 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16118 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16119 to handle optabs that operate on floating point input argument and
16120 output to integer output.
16121 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16122 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16123 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16124 expand_builtin_interclass_mathfn ().
16125 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16126 (ilogbsi2): Remove.
16127 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16128 ilogbl built-in functions as x87 intrinsics.
16130 2007-01-30 Richard Guenther <rguenther@suse.de>
16132 PR middle-end/27657
16133 * dwarf2out.c (reference_to_unused): Query varpool if the
16134 variable was output.
16136 2007-01-30 Richard Guenther <rguenther@suse.de>
16138 PR middle-end/30313
16139 * passes.c (execute_one_pass): Reset in_gimple_form to not
16140 confuse non-unit-at-a-time mode.
16142 2007-01-29 Roger Sayle <roger@eyesopen.com>
16143 Richard Guenther <rguenther@suse.de>
16145 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16146 avoid undefined behaviour on overflow. Use force_fit_type_double
16147 to construct the constant with the specified TREE_OVERFLOW.
16149 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16151 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16152 * config/dfp-bit.h: Ditto.
16154 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16156 * c-decl.c (pop_scope): Replace warnings with call to
16157 warn_for_unused_label.
16158 * c-common.h (warn_for_unused_label): Declare.
16159 * c-common.c (warn_for_unused_label): Define.
16161 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16163 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16166 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16168 * Makefile.in (USER_H): Remove decfloat.h.
16169 * ginclude/decfloat.h: Delete, moving contents to ...
16170 * ginclude/float.h: Add support for decimal floating point,
16171 guarded by __STDC_WANT_DEC_FP__.
16173 2007-01-29 Mike Stump <mrs@apple.com>
16175 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16176 Analysis and Representation to resolve case insensitive conflict.
16177 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16179 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16181 * tree.h (struct tree_memory_tag): Add aliases member.
16182 (MTAG_ALIASES): New macro.
16183 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16184 (add_may_alias): Remove pointer-set. Update for may_aliases being
16186 (mark_aliases_call_clobbered): Update for may_aliases being a
16188 (compute_tag_properties): Ditto.
16189 (create_partition_for): Ditto.
16190 (compute_memory_partitions): Ditto.
16191 (dump_may_aliases_for): Ditto.
16192 (is_aliased_with): Ditto.
16193 (add_may_alias_for_new_tag): Ditto.
16194 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16195 (compute_is_aliased): New function.
16196 (compute_may_aliases): Call compute_is_aliased).
16197 (init_alias_info): Initialize alias_bitmap_obstack.
16198 (union_alias_set_into): New function.
16199 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16200 (have_common_aliases_p): Rewrite to take two bitmaps and use
16202 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16203 Update for bitmaps.
16204 (finalize_ref_all_pointers): Update for add_may_alias changes.
16205 (new_type_alias): Ditto.
16206 * tree-flow-inline.h (may_aliases): Return a bitmap.
16207 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16208 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16209 may_aliases being a bitmap.
16210 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16211 may_aliases now returns a bitmap.
16212 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16214 * tree-ssa-operands.c (add_virtual_operand): Update for
16215 may_aliases being a bitmap.
16217 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16219 PR tree-optimization/30630
16220 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16221 variable as changed.
16223 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16226 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16227 expanded only once even if an error occurs.
16229 2007-01-29 Ben Elliston <bje@au.ibm.com>
16231 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16232 (__gcov_average_profiler): Likewise.
16233 (__gcov_ior_profiler): Likewise.
16234 (__gcov_merge_ior): Likewise.
16236 2007-01-28 Jan Hubicka <jh@suse.cz>
16238 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16239 * value-prof.c (stringop_block_profile): Likewise.
16241 2007-01-28 Jan Hubicka <jh@suse.cz>
16243 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16244 Add variant handling histograms; add wrapper.
16245 (clear_storage_via_libcall): Export.
16246 (emit_block_move_hints): Break out from ...; add histograms.
16247 (emit_block_move): ... this one.
16248 (clear_storage_hints): Break out from ...; add histograms.
16249 (clear_storage): ... this one.
16250 (set_storage_via_memset): Handle histogram.
16251 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16252 (clear_storage_hints, clear_storage_via_libcall): Declare.
16253 (set_storage_via_setmem): Update prototype.
16254 * doc/md.texi (movmem, setmem): Document new arguments.
16256 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16257 Add new histograms.
16258 (stringop_block_profile): New global function.
16259 (tree_stringops_values_to_profile): Profile block size and alignment.
16260 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16262 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16263 (stringop_block_profile): Declare.
16264 * builtins.c: Include value-prof.h.
16265 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16266 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16267 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16268 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16269 * profile.c (instrument_values): Add new counters.
16270 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16272 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16273 (tree_init_edge_profiler): Build new profilers.
16274 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16275 (pass_tree_profile): Add dump.
16276 (tree_profile_hooks): Update.
16277 * Makefile.in (LIBGCOV): Add new constants.
16278 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16279 __gcov_ior_profiler): New.
16280 * i386.md (movmem/setmem expanders): Add new optional arguments.
16282 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16284 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16286 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16288 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16289 (tree_unswitch_single_loop): Pass eni_size_weights to
16290 tree_num_loop_insns.
16291 * tree-ssa-loop-manip.c: Include tree-inline.h.
16292 (can_unroll_loop_p): Pass eni_size_weights to
16293 tree_num_loop_insns.
16294 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16295 Pass eni_size_weights to estimate_num_insns.
16296 * tree.h (init_inline_once): Export.
16297 * toplev.c (backend_init): Call init_inline_once.
16298 * cgraphunit.c (cgraph_process_new_functions,
16299 cgraph_analyze_function): Pass eni_inlining_weights to
16300 estimate_num_insns.
16301 * ipa-inline.c (compute_inline_parameters): Ditto.
16302 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16303 to estimate_num_insns.
16304 (try_unroll_loop_completely): Pass eni_size_weights to
16305 tree_num_loop_insns.
16306 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16307 ot estimate_num_insns.
16308 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16309 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16310 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16311 eni_time_weights): New variables.
16312 (init_inline_once): Initialize them.
16313 (struct eni_data): Mew.
16314 (estimate_num_insns_1, estimate_num_insns): Use weights.
16315 * tree-inline.h (struct eni_weights_d): New.
16316 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16317 (estimate_num_insns): Declaration changed.
16318 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16319 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16320 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16322 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16324 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16325 relations in the conflict function is valid.
16327 2007-01-27 Ian Lance Taylor <iant@google.com>
16329 * common.opt: Add fstrict-overflow.
16330 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16331 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16332 (TYPE_OVERFLOW_UNDEFINED): Define.
16333 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16335 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16336 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16337 (fold_negate_expr): Likewise.
16338 (make_range): Likewise.
16339 (extract_muldiv_1): Likewise.
16340 (maybe_canonicalize_comparison): Likewise.
16341 (fold_comparison): Likewise.
16342 (fold_binary): Likewise.
16343 (tree_expr_nonnegative_p): Likewise.
16344 (tree_expr_nonzero_p): Likewise.
16345 * tree-vrp.c (compare_values): Likewise.
16346 (extract_range_from_binary_expr): Likewise.
16347 (extract_range_from_unary_expr): Likewise.
16348 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16350 (nowrap_type_p): Likewise.
16351 * tree-scalar-evolution.c (simple_iv): Likewise.
16352 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16353 (build_range_check): Likewise.
16354 (extract_muldiv_1): Likewise.
16355 (fold_comparison): Likewise.
16356 * tree-vrp.c (vrp_int_const_binop): Likewise.
16357 (extract_range_from_unary_expr): Likewise.
16358 * convert.c (convert_to_integer): Likewise.
16359 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16360 (fold_comparison): Likewise.
16361 (fold_binary): Likewise.
16362 * optabs.c (optab_for_tree_code): Likewise.
16363 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16364 * simplify-rtx.c (simplify_const_relational_operation): Check
16365 flag_strict_overflow and flag_trapv.
16366 (simplify_const_relational_operation): Likewise.
16367 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16368 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16371 2007-01-27 Roger Sayle <roger@eyesopen.com>
16373 * tree.c (tree_fold_gcd): Delete.
16374 * tree.h (tree_fold_gcd): Remove prototype.
16375 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16376 test whether one constant integer is a multiple of another. Instead
16377 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16378 * fold-const.c (multiple_of_p): We've determined both TOP and
16379 BOTTOM are integer constants so we can call int_const_binop directly
16380 instead of the more generic const_binop.
16382 2007-01-27 Roger Sayle <roger@eyesopen.com>
16384 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16385 1*X check that the constant hasn't overflowed, to preserve the
16387 (round_up): Provide an efficient implementation when rouding-up an
16388 INTEGER_CST to a power-of-two.
16390 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16392 * doc/sourcebuild.texi: Add comma for clarity.
16393 * doc/extend.texi: Fix some typos.
16394 * doc/passes.texi: Likewise.
16395 * doc/cppinternals.texi: Likewise.
16396 * doc/c-tree.texi: Likewise.
16397 * doc/tree-ssa.texi: Likewise.
16398 * doc/install.texi: Likewise.
16400 2007-01-27 Jan Hubicka <jh@suse.cz>
16402 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16403 (pass_sra): Do not require alias information.
16404 * passes.c (init_optimization_passes): Add SRA
16406 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16408 * tracer.c (rest_of_handle_tracer): We already cleaned
16409 up the CFG in tracer() so don't do it here again.
16410 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16411 cleanup_cfg here, either. And don't call renumber_insns.
16413 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16414 and BB_HEAD are in the insn stream here. Instead make sure
16415 that BB_INSN is valid on all insns. Also, do check here that
16416 there are no pending branch predictions...
16417 (rtl_verify_flow_info): ...instead of doing it here. Checks
16418 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16421 2007-01-26 Roger Sayle <roger@eyesopen.com>
16423 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16424 function to simplify/factorize operand order canonicalization.
16425 (ix86_fixup_binary_operands): Reorganize using the above function.
16426 (ix86_binary_operator_ok): Likewise.
16428 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16430 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16431 file scope from optimize_attrs.
16432 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16434 (optimize_attrs): Clear insn_code_values after freeing it.
16436 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16438 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16439 a parts.base assignment.
16441 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16443 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16444 (compute_subscript_distance, initialize_data_dependence_relation,
16445 finalize_ddr_dependent, analyze_ziv_subscript,
16446 analyze_siv_subscript_cst_affine,
16447 compute_overlap_steps_for_affine_univar,
16448 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16449 analyze_siv_subscript, analyze_miv_subscript,
16450 analyze_overlapping_iterations, subscript_dependence_tester_1,
16451 compute_self_dependence, free_dependence_relation): Work
16452 with affine_fn instead of chrecs.
16453 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16454 common_affine_function, affine_function_base,
16455 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16456 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16457 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16458 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16459 (all_chrecs_equal_p): Removed.
16460 * tree-data-ref.h (affine_fn, conflict_function): New types.
16461 (struct subscript): Change type of conflicting_iterations_in_a
16462 and conflicting_iterations_in_b.
16464 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16467 * config/pa/pa.h (TARGET_HPUX_11): New.
16468 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16469 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16471 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16472 Richard Guenther <rguenther@suse.de>
16474 * tree-ssa-structalias.c (solve_graph): Handle case
16475 we merged the variable to another.
16477 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16479 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16482 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16483 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16485 2007-01-25 DJ Delorie <dj@redhat.com>
16487 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16488 allow changes to modes which don't fit in those registers.
16490 * reload1.c (choose_reload_regs): Check for invalid subregs before
16491 computing their locations, not after.
16493 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16496 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16497 save Altivec registers in an eh_return function.
16498 (compute_vrsave_mask): Likewise.
16499 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16500 for saving Altivec registers.
16501 (rs6000_emit_prologue): Don't allocate stack twice in
16502 eh_return function. Correct expected value of altivec_save_offset
16503 when using save_world. Describe save of R0 to stack when using
16504 save_world. Describe stack pointer adjustment when using
16505 save_world. Remove duplicated eh_return parameter register saving.
16506 Update sp_offset variable after save_world.
16507 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16509 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16510 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16513 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16515 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16517 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16520 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16521 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16523 2007-01-25 Richard Guenther <rguenther@suse.de>
16525 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16526 * common.opt (-Wcoverage-mismatch): New warning option.
16527 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16528 if -Wcoverage-mismatch is given.
16530 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16532 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16533 (ipcp_driver): Change to static definition.
16534 Add dumping of the ifunctions.
16535 (constant_val_insert): Remove unused parameter. Support for SSA.
16536 (ipcp_propagate_const): Support for SSA.
16537 (ipcp_profile_bb_print): Print only analyzed nodes.
16538 (ipcp_replace_map_create): Remove support for Fortran constant
16540 * ipa-prop.c (ipa_method_modify_stmt,
16541 ipa_callsite_compute_param): Support for SSA.
16542 * ipa-prop.h (ipcp_driver): Remove declaration.
16543 (IS_VALID_TREE_MAP_INDEX): Add define.
16545 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16547 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16549 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16551 PR middle-end/30447
16552 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16553 constant argument to cabs and do it without checking for
16554 -funsafe-math-optimizations.
16556 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16558 * c-common.h (RID_FIRST_CXX0X): New.
16559 (RID_LAST_CXX0X): New.
16560 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16562 * c.opt (Wc++0x-compat): New.
16563 * doc/invoke.texi (-Wc++0x-compat): Document.
16565 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16567 * builtins.c (fold_builtin_carg): New.
16568 (fold_builtin_1): Use it.
16570 2007-01-24 Jan Hubicka <jh@suse.cz>
16572 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16574 * ipa-inline.c (initial_insns, max_insns): Delete.
16575 (compute_max_insns): New function.
16576 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16577 amount of insns as base for code growth.
16578 (cgraph_decide_inlining): Make initial_insns local; do not compute
16580 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16581 * doc/invoke.texi (inline-unit-growth): Update docs.
16583 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16585 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16586 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16587 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16588 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16589 for CPUs that have PTA_CX16 set.
16591 PR middle-end/27416
16592 * gimplify.c (omp_check_private): New function.
16593 (gimplify_scan_omp_clauses): Use it for
16594 firstprivate/lastprivate/reduction.
16596 PR middle-end/30494
16597 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16598 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16600 PR middle-end/30421
16601 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16602 If lower_lastprivate_clauses emits some statements, append them
16603 to dlist rather than body_p and to body_p append an initializer.
16604 (lower_omp_for): Adjust caller.
16606 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16608 * target.h (globalize_decl_name): New.
16609 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16610 * output.h (default_globalize_decl_name): New.
16611 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16613 (globalize_decl): Ditto.
16614 (default_globalize_decl_name): New.
16615 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16616 (ia64_handle_version_id_attribute): New.
16617 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16618 (ia64_asm_output_external): Use globalize_decl_name instead
16619 of globalize_label.
16620 * doc/extend.texi (version_id): New pragma.
16621 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16623 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16625 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16626 _uleb128_t and _Unwind_SWord with _sleb128_t.
16627 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16628 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16630 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16631 * unwind-pe.h (read_uleb128, read_sleb128,
16632 read_encoded_value_with_base): Likewise.
16633 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16635 2007-01-24 Richard Guenther <rguenther@suse.de>
16637 * builtins.c (expand_builtin_cexpi): Get the fndecl
16638 for cexp in the correct way.
16640 2007-01-24 Jan Hubicka <jh@suse.cz>
16642 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16645 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16647 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16648 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16649 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16650 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16651 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16652 __SIZEOF_PTRDIFF_T__.
16653 * doc/cpp.texi: Documentation for the new builtin macros added.
16655 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16657 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16658 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16659 instead of operands[2] to avoid access past the end of array.
16661 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16663 * reload1.c (emit_reload_insns): Pass the reload register
16664 for a non-spill output reload through forget_old_reloads_1.
16666 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16668 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16669 _SOFT_DOUBLE if doubles use software floating-point.
16670 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16671 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16672 * config/rs6000/darwin-ldouble.c: Also compile functions for
16673 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16674 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16675 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16676 commented-out long double override.
16677 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16678 * config/rs6000/eabispe.h: Likewise.
16679 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16680 long double for non-SPE.
16681 (rs6000_handle_option): Likewise.
16682 (invalid_e500_subreg): Disallow more subregs involding DImode,
16683 DFmode, TImode or TFmode.
16684 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16686 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16688 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16689 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16691 (rs6000_legitimate_address): Also check for TFmode for E500
16693 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16694 (spe_build_register_parallel): Handle TFmode and TCmode.
16695 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16697 (function_arg): Handle TFmode and TCmode for E500 double.
16698 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16700 (print_operand): Handle TFmode and TImode for %y.
16701 (rs6000_generate_compare): Handle TFmode comparisons for E500
16703 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16704 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16705 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16706 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16707 TFmode for E500 double.
16708 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16709 (floatsidf2): Enable for E500 double.
16710 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16711 (extenddftf2): Change to extenddftf2_fprs.
16712 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16713 depending on TARGET_E500_DOUBLE.
16714 (extendsftf2): Enable for E500 double.
16715 (trunctfdf2): Enable for E500 double.
16716 (trunctfsf2): Change to trunctfsf2_fprs.
16717 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16718 depending on TARGET_E500_DOUBLE.
16719 (floatsitf2): Enable for E500 double.
16720 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16721 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16722 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16723 (negtf2): Change to negtf2_internal.
16724 (negtf2): New expander.
16725 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16726 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16727 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16728 (movdi_internal32): Use rs6000_nonimmediate_operand.
16729 (unnamed splitter): Likewise.
16730 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16731 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16732 (SPE64TF, DITI): New mode macros.
16733 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16736 (frob_<mode>_di_2): New.
16737 (frob_tf_di_8_2): New.
16738 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16740 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16742 (frob_ti_<mode>_8_2): New.
16743 (frob_ti_tf_2): New.
16744 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16745 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16747 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16748 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16749 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16750 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16751 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16752 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16755 2007-01-23 Ian Lance Taylor <iant@google.com>
16757 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16759 (OBJS-archive): Reformat, alphabetize.
16760 (OBJS): Change out_object_file to OBJS-md.
16762 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16764 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16765 JUMP_P and CALL_P predicates where applicable.
16766 * config/i386/i386.c: Ditto.
16767 * config/i386/i386.md: Ditto.
16768 * config/i386/mmx.md: Ditto.
16769 * config/i386/predicates.md: Ditto.
16771 2007-01-22 Andreas Schwab <schwab@suse.de>
16773 * config/m68k/m68k.h: Fix comment.
16775 2007-01-22 Jan Hubicka <jh@suse.cz>
16777 * passes.c (init_optimization_passes): Do not rerun
16778 pass_early_warn_uninitialized.
16780 2007-01-22 Richard Guenther <rguenther@suse.de>
16782 PR tree-optimization/30038
16783 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16785 (execute_cse_sincos_1): Likewise.
16786 (execute_cse_sincos): Likewise.
16787 (gate_cse_sincos): Likewise.
16788 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16789 the cexpi() canonicalization of sincos().
16790 * tree-pass.h (pass_cse_sincos): Declare.
16791 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16793 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16795 PR rtl-optimization/29329
16796 * combine.c (replaced_rhs_insn): Rename to i2mod.
16797 (replaced_rhs_value): Rename to i2mod_new_rhs.
16798 (i2mod_old_rhs): New global variable.
16799 (combine_instructions): Adjust for above change. Save a copy of
16800 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16801 note are substituted in the second instruction.
16802 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16803 ditch the note if it pertains to the second eliminated register
16804 and this register is mentioned in i2mod_old_rhs.
16807 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16809 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16810 the insn to which the note was originally attached.
16812 2007-01-21 Jan Hubicka <jh@suse.cz>
16814 * ipa-inline.c (inlining_mode): Comment, move up.
16815 (cgraph_decide_inlining_incrementally): Do not perform inlining
16816 itself; fix handling of flattening of self recursive functions.
16817 (cgraph_find_cycles): Remove.
16818 (cgraph_flatten_node): Remove.
16819 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16820 (try_inline): New function.
16821 (cgraph_early_inlining): Update call of
16822 cgraph_decide_inlining_incrementally. Apply inlining here.
16823 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16825 2007-01-21 Dirk Mueller <dmueller@suse.de>
16828 * tree-vrp.c (check_array_bounds): do not warn
16829 about ADDR_EXPR's of ARRAY_REF's which are immediately
16830 used in binary expressions.
16832 2007-01-21 Ira Rosen <irar@il.ibm.com>
16834 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16835 read_write_dep and macros for its access.
16836 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16837 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16838 argument, call vect_check_interleaving for every independent pair of
16839 data-refs. Mark loads that access the same memory location as a store
16841 (vect_check_dependences): Remove.
16842 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16843 call, fix the call to vect_analyze_data_ref_dependence.
16844 (vect_analyze_data_ref_access): For statements that access the same
16845 data-ref, check that they are not stores; for loads, check that there
16846 is no store that access the same location.
16848 2007-01-20 Roger Sayle <roger@eyesopen.com>
16849 Joseph Myers <joseph@codesourcery.com>
16851 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16852 (-fdump-rtl-stack): Likewise.
16853 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16854 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16855 (-mpt-fixed): Use @minus{} for minus sign.
16856 (Using Precompiled Headers): Fix under/overfull hbox.
16858 2007-01-20 Jan Hubicka <jh@suse.cz>
16860 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16861 place within annotation.
16863 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16865 * pa.c (output_move_double): Change array size of xoperands to 4.
16867 2007-01-20 Jan Hubicka <jh@suse.cz>
16869 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16872 2007-01-19 Ian Lance Taylor <iant@google.com>
16874 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16875 constant to unsigned HOST_WIDE_INT before negating.
16877 2007-01-19 Ian Lance Taylor <iant@google.com>
16879 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16881 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16882 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16883 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16884 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16885 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16886 (realloc_vdef, realloc_vuse): Change second parameter to
16888 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16889 fields to unsigned.
16890 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16891 unsigned. Change x and lim locals to unsigned.
16892 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16894 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16895 (copy_virtual_operands): Change i and n locals to unsigned.
16897 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16899 PR middle-end/29335
16900 * builtins.c (fold_builtin_1): Handle builtin fdim.
16902 2007-01-20 Jan Hubicka <jh@suse.cz>
16904 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16905 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16906 init_alias_heapvars.
16907 (init_alias_heapvars): Initialize only when not already initialized.
16908 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16910 2007-01-19 Roger Sayle <roger@eyesopen.com>
16912 * common.opt (fsigned-zeros): New command line option.
16913 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16914 of flag_unsafe_math_optimizations.
16915 * opts.c (set_fast_math_flags): The -ffast-math command line option
16916 implies -fno-signed-zeros.
16917 (fast_math_flags_set_p): Likewise.
16919 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16920 the documentation of -ffast-math appropriately. Wrap long lines.
16922 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16924 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16925 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16927 2007-01-19 Tomas Bily <tbily@suse.cz>
16929 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16931 (tree_init_ic_make_global_vars): New function
16932 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16933 (tree_gen_ic_profiler): New function
16934 (tree_gen_ic_func_profiler): New function
16935 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16936 (tree_profile_hooks): Added hook for indirec/virtual calls
16937 * value-prof.c (tree_find_values_to_profile): New case for
16939 (tree_values_to_profile): Call for determining indirect/virtual
16941 (tree_indirect_call_to_profile): New function
16942 (tree_ic_transform): New function
16943 (tree_ic): New function
16944 (find_func_by_pid): New function
16945 (init_pid_map): New function
16946 (tree_value_profile_transformations): Added check for
16947 indirect/virtual call transformation
16948 * value-prof.h (enum hist_type): New counter type for
16949 indirect/virtual calls
16950 (profile_hooks): Added new hook for profiling indirect/virtual
16952 * profile.c (instrument_values): New case for indirect/virtual
16954 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16955 (GCOV_COUNTER_V_INDIR): New counter type
16956 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16957 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16959 * cgraph.c: Definition of cgraph_max_pid
16960 (cgraph_create_node): Default init of pid attribute
16961 * cgraph.h: Declaration of cgraph_max_pid
16962 (struct cgraph_node): Added pid attribute
16963 * libgcov.c (__gcov_indirect_call_profiler): New function
16964 (__gcov_one_value_profiler_body): New function
16965 (__gcov_one_value_profiler): Body was moved to
16966 __gcov_one_value_profiler_body and calls it
16968 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16970 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16971 * gengtype.c (write_types_data, write_func_for_structure,
16972 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16973 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16974 (walk_type, write_func_for_structure): Generate the mark_hook if
16977 2007-01-19 Jan Hubicka <jh@suse.cz>
16979 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16980 'early' argument take inlining mode argument specifying whether to
16981 inline for size/speeed or all functions; add support for flattening;
16983 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16985 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16988 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16989 the name of the declared identifier.
16991 2007-01-19 Dirk Mueller <dmueller@suse.de>
16993 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16994 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16995 duplicate evaluation.
16997 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16999 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17000 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17001 to XFMode, use acosxf2 and truncate result to requested mode.
17002 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17003 (asin<mode>2): Similarly, with asin expanders.
17004 (*fscalexf4_i387): Rename from *fscalexf4.
17005 (expNcorexf3): New expander.
17006 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17007 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17008 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17009 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17010 patterns for SSE math.
17011 (exp10<mode>2): Similarly, with exp10 expanders.
17012 (exp2<mode>2): Similarly, with exp2 expanders.
17013 (expm1<mode>2): Similarly, with expm1 expanders.
17014 (ldexp<mode>3): Similarly, with ldexp expanders.
17015 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17016 Use gen_truncxf<mode>2_i387_noop to truncate result.
17018 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17020 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17021 for ColdFire targets.
17023 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17024 Richard Sandiford <richard@codesourcery.com>
17026 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17027 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17028 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17029 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17030 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17031 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17033 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17035 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17036 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17037 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17038 (*adddi_dilshr32_cf): New pattern.
17039 (adddi3, subdi3): Remove first alternatives.
17041 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17043 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17044 implemented using move.l, do not use its cc result for floating-point
17047 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17049 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17050 from accepting 's' constraints if flag_pic.
17052 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17054 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17055 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17056 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17057 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17059 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17061 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17062 ColdFire alternatives.
17063 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17064 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17065 architectures that support ff1 instruction.
17067 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17068 Julian Brown <julian@codesourcery.com>
17070 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17071 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17072 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17075 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17077 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17079 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17080 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17081 HOST_WIDE_INT instead of an rtx.
17082 (m68k_rtx_costs): Update call accordingly.
17083 (output_move_const_into_data_reg): Likewise. Fix formatting.
17084 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17086 (output_move_simode_const): Update calls after above changes.
17087 Rework to use automatic variables and predicates like MEM_P.
17088 * config/m68k/m68k.md (pushexthisi_const): Update call to
17091 2007-01-19 Dirk Mueller <dmueller@suse.de>
17093 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17094 in dump_flags test.
17096 2007-01-19 Richard Guenther <rguenther@suse.de>
17098 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17099 via cexp in case sincos is not available.
17101 2007-01-19 Richard Guenther <rguenther@suse.de>
17103 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17104 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17105 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17106 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17107 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17108 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17109 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17110 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17112 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17114 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17116 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17117 (atan2xf3): Directly generate RTL pattern.
17118 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17119 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17120 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17121 disable patterns for SSE math.
17122 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17123 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17124 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17125 disable patterns for SSE math.
17127 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17129 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17131 2007-01-18 Roger Sayle <roger@eyesopen.com>
17133 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17134 VIEW_CONVERT_EXPR to the same type as it's operand.
17136 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17138 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17139 configured for long double 128.
17141 2007-01-18 Mike Stump <mrs@apple.com>
17143 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17146 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17148 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17151 2007-01-18 Jan Hubicka <jh@suse.cz>
17153 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17154 greater than NUM_VOP_FREE_BUCKETS.
17156 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17158 * tree-ssa-structalias.c: Update comments.
17159 (ptabitmap_obstack): Removed.
17160 (pta_obstack): New.
17161 (oldpta_obstack): Ditto.
17162 (stats): Add a few members.
17163 (struct variable_info): Remove node, complex, address_taken, and
17164 indirect_target members. Add oldsolution member.
17165 (new_var_info): Do not initialize removed members.
17166 (constraint_expr_type): Remove INCLUDES.
17167 (constraint_graph): Add size, implicit_preds, rep,
17168 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17169 (FIRST_REF_NODE): New macro.
17170 (LAST_REF_NODE): Ditto.
17171 (FIRST_ADDR_NODE): Ditto.
17172 (find): New function.
17174 (dump_constraint): Do not handle INCLUDES.
17175 (insert_into_complex): Do not insert duplicate constraints.
17176 (condense_varmap_nodes): Renamed and rewritten into ...
17177 (merge_node_constraints): This. Also fix bug in handling of
17178 offseted copy constraints.
17179 (clear_edges_for_node): No longer need to deal with preds at all,
17180 or removing associated preds/succs.
17181 (merge_graph_nodes): Deal with indirect_cycles.
17182 Don't deal with predecessors.
17183 (add_implicit_graph_edge): New function.
17184 (add_pred_graph_edge): Ditto.
17185 (add_graph_edge): Don't deal with predecessors.
17186 (build_constraint_graph): Removed.
17187 (build_pred_graph): New function.
17188 (build_succ_graph): Ditto.
17189 (struct scc_info): Removed in_component. Added roots, dfs, and
17190 node_mapping. Remove visited_index, unification_queue.
17191 (scc_visit): Deal with union-find we do now.
17192 Deal with cycles with REF nodes.
17193 (collapse_nodes): Renamed and rewritten to ...
17194 (unify_nodes): This.
17195 (process_unification_queue): Removed.
17196 (topo_visit): Cleanup
17197 (do_da_constraint): Use find.
17198 (do_sd_constraint): Ditto.
17199 (do_ds_constraint): Ditto.
17200 (do_complex_constraint): Ditto.
17201 (init_scc_info): Update for removed and added members.
17202 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17203 (find_indirect_cycles): This.
17204 (equivalence_class): New variable.
17205 (label_visit): New function.
17206 (perform_variable_substitution): Rewritten.
17207 (free_var_substitution_info): New function.
17208 (find_equivalent_node): Ditto.
17209 (move_complex_constraints): Ditto.
17210 (eliminate_indirect_cycles): Ditto.
17211 (solve_graph): Only propagate changed bits.
17212 Use indirect cycle elimination.
17214 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17215 (tree_id_eq): Renamed to ...
17216 (tree_vi_eq): This. Update for member change
17217 (insert_id_for_tree): Renamed and rewritten to ...
17218 (insert_vi_for_tree): This.
17219 (lookup_id_for_tree): Renamed and rewritten to ...
17220 (lookup_vi_for_tree): This.
17221 (get_id_for_tree): Renamed and rewritten to ...
17222 (get_vi_for_tree): Ditto.
17223 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17224 (process_constraint): Don't handle INCLUDES.
17225 Remove special ADDRESSOF case.
17226 (find_func_aliases): Rewrite to use vi functions instead of id
17228 (create_function_info_for): Ditto.
17229 (create_variable_info_for): Ditto.
17230 (intra_create_variable_infos): Ditto.
17231 (merge_smts_into): Ditto.
17232 (find_what_p_points_to): Ditto.
17233 (init_base_vars): Ditto.
17234 (init_alias_vars): Ditto.
17235 (remove_preds_and_fake_succs): New function.
17236 (dump_sa_points_to_info): Dump new stats.
17237 (dump_solution_for_var): Use find.
17238 (set_used_smts): Fix formatting.
17239 (compute_points_to_sets): Updated for new functions.
17240 (ipa_pta_execute): Ditto.
17242 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17243 Richard Sandiford <richard@codesourcery.com>
17245 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17247 * calls.c (expand_call): If the return value is a PARALLEL,
17248 extract its first member.
17249 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17250 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17251 use FUNCTION_EXTRA_EPILOGUE.
17252 (m68k_function_value): Return a PARALLEL if the return value
17253 is of a pointer type.
17254 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17255 (FUNCTION_EXTRA_EPILOGUE): Remove.
17256 * config/m68k/m68k.md (D0_REG): New constant.
17258 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17260 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17261 output a NOP for empty epilogues.
17263 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17265 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17266 before function. Extend register save check to include all
17267 registers, not just integer ones.
17269 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17271 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17272 (m68k_use_return_insn): ...this.
17273 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17274 * config/m68k/m68k.c (use_return_insn): Rename to...
17275 (m68k_use_return_insn): ...this.
17276 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17277 of USE_RETURN_INSN.
17279 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17281 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17282 nearest even, fix denormal rounding overflow.
17284 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17286 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17287 f%$smove and f%$move.
17288 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17289 (extendsfdf2_cf): Use fdmove instead of f%&move.
17290 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17291 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17293 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17295 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17300 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17301 (coldfire_single_format): Declare.
17302 (coldfire_double_format): Likewise.
17303 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17304 of qnan_msb_set to determine the lower bits of a canonical
17306 (encode_ieee_double): Likewise.
17307 (encode_ieee_quad): Likewise.
17308 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17309 (mips_single_format): Likewise.
17310 (ieee_double_format): Likewise.
17311 (mips_double_format): Likewise.
17312 (ieee_extended_motorola_format): Likewise.
17313 (ieee_extended_intel_96_format): Likewise.
17314 (ieee_extended_intel_128_format): Likewise.
17315 (ieee_extended_intel_96_round_53_format): Likewise.
17316 (ibm_extended_format): Likewise.
17317 (mips_extended_format): Likewise.
17318 (ieee_quad_format): Likewise.
17319 (mips_quad_format): Likewise.
17320 (vax_f_format): Likewise.
17321 (vax_d_format): Likewise.
17322 (vax_g_format): Likewise.
17323 (i370_single_format): Likewise.
17324 (i370_double_format): Likewise.
17325 (decimal_single_format): Likewise.
17326 (decimal_double_format): Likewise.
17327 (decimal_quad_format): Likewise.
17328 (c4x_single_format): Likewise.
17329 (c4x_extended_format): Likewise.
17330 (real_internal_format): Likewise.
17331 (coldfire_single_format): New real_format.
17332 (coldfire_double_format): Likewise.
17333 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17334 canonical_nan_lsbs_set.
17335 (pdp11_d_format): Likewise.
17336 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17337 if TARGET_COLDFIRE_CPU.
17339 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17341 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17342 (output_call, m68k_legitimize_call_address): Declare.
17343 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17344 parenthesees. Add support for a 'W' constraint.
17345 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17346 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17347 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17348 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17350 (override_options): Initialize them. Do not set flag_no_function_cse
17351 for TARGET_ID_SHARED_LIBRARY.
17352 (m68k_output_pic_call): Delete.
17353 (m68k_legitimize_call_address): New function.
17354 (print_operand): Remove the %o prefix. Handle the %p prefix.
17355 (output_call): New function.
17356 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17357 target address from the GOT if symbolic jumps are not allowed.
17358 * config/m68k/m68k.md (call, general_operand): Do not set
17359 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17360 Merge separate flag_pic and !flag_pic define_insns into...
17361 (*call, *call_value): ...these new patterns. Match the address
17362 rather than the containing MEM and require it to be a call_operand.
17363 Use output_call to generate the asm template.
17364 * config/m68k/predicates.md (const_call_operand): New predicate.
17365 (call_operand): Likewise.
17367 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17369 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17370 (STACK_GROWS_DOWNWARD): Define to 1.
17371 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17372 comments, emphasizing that these values are only defaults.
17373 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17374 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17376 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17378 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17380 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17381 Richard Sandiford <richard@codesourcery.com>
17383 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17384 (FP_REGNO_P): New macros.
17385 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17386 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17387 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17388 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17390 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17392 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17393 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17395 * config/m68k/t-floatlib: New file, extracting common code from...
17396 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17397 * config/m68k/t-uclinux: Here.
17398 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17399 routines on ColdFire targets.
17401 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17403 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17404 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17405 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17406 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17407 explicitly set MOTOROLA to 1.
17408 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17411 Nathan Sidwell <nathan@codesourcery.com>
17413 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17414 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17415 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17416 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17417 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17418 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17419 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17420 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17421 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17422 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17423 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17424 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17425 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17426 (DBX_REGISTER_NUMBER): Delete.
17427 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17428 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17429 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17431 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17433 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17434 * config/flat.h: New file.
17435 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17436 OBJECT_FORMAT_FLAT.
17437 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17438 indirect references for -msep-data or -mid-shared-library.
17439 Do not use PC-relative code addresses either.
17440 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17442 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17443 for shared libraries and crt1.o for executables. Use crti.o and
17445 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17446 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17447 Do not add -elf2flt or -shared-lib-id options here.
17448 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17449 Pass -shared-lib-id if -mid-shared-library, taking the library
17450 identifier from -mshared-library-id if given, otherwise
17452 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17453 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17454 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17455 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17456 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17457 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17459 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17460 jump sequence for ISA A and ISA A+.
17461 (PICJUMP): Likewise.
17463 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17465 * config.gcc (m68k-*-uclinux*): Base the port on the common
17466 and m68k GNU/Linux files rather than on the generic ELF ones.
17467 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17468 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17470 2007-01-18 Julian Brown <julian@codesourcery.com>
17471 Richard Sandiford <richard@codesourcery.com>
17473 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17474 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17475 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17477 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17478 80 unconditionally.
17479 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17483 * doc/install.texi: Document m68k-uclinuxoldabi.
17484 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17485 * config/m68k/uclinux-oldabi.h: New file, copied from
17486 config/m68k/uclinux.h.
17488 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17490 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17491 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17492 (m32r_compute_frame_size): Use unsigned for regno.
17493 (m32r_reload_lr): Use gen_frame_mem.
17495 (m32r_output_function_epilogue): Don't output the function epilogue
17497 (m32r_expand_epilogue): New.
17498 (direct_return): Return false if the function has the interrupt
17500 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17501 * config/m32r/m32r.md (epilogue): New expander.
17502 (return_lr, return_rte): New insns.
17503 (return): Make it expander.
17504 (return_normal): New expander.
17506 2007-01-18 Josh Conner <jconner@apple.com>
17509 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17510 support for UNLE, UNLT, UNGE, and UNGT.
17512 2007-01-18 Jan Hubicka <jh@suse.cz>
17514 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17515 * tree-tailcall (add_virtual_phis): Likewise.
17516 (optimize_tail_call): Return TODOs.
17517 (execute_tail_calls): Return TODOs.
17518 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17519 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17521 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17522 Cleanup cfg using TODO.
17523 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17524 * passes.c (execute_function_todo): When cleanup did something, remove
17526 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17527 (make_edges): Don't cleanup_cfg.
17529 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17531 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17532 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17533 operate on the top of stack.
17534 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17535 register handling of instructions that output to the second
17537 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17538 (move_for_stack_reg): Special-case check for dead destination
17539 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17541 * config/i386/i386.md (UNSPEC_TAN): New constant.
17542 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17543 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17544 to correctly model move of constant 1.0 to top stack slot.
17545 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17546 (unnamed peephole2 pattern): Remove corresponding peephole2
17547 pattern that optimizes tan insn and loading of constant 1.0.
17548 (tanxf2): Use fptanxf4_i387.
17549 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17550 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17551 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17552 disable patterns for SSE math.
17553 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17554 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17556 2007-01-18 Dirk Mueller <dmueller@suse.de>
17557 Richard Guenther <rguenther@suse.de>
17560 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17561 * common.opt (Warray-bounds): Add new warning option.
17562 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17564 * Makefile.in: make tree-vrp.o depend on toplev.h
17565 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17567 (check_array_refs, check_array_bounds, check_array_ref): New.
17569 2007-01-18 Jan Hubicka <jh@suse.cz>
17571 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17572 (execute_ssa_ccp): Return flags conditionally.
17573 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17575 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17577 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17579 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17580 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17582 * Makefile.c (GTFILES): Add cfglayout.h.
17583 * gengtype.c (open_base_files): Likewise.
17584 * cfglayout.c (cfg_layout_function_footer,
17585 cfg_layout_function_header) Reindent to make gengtype happy.
17586 * cfglayout.h (cfg_layout_function_footer,
17587 cfg_layout_function_header): Add GTY(()) marker.
17589 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17591 2007-01-18 Ben Elliston <bje@au.ibm.com>
17593 * genautomata.c (write_automata): Include xstrerror output in the
17594 error message if writing the DFA description file fails.
17596 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17598 * config/mips/mips-protos.h (mips_output_external): Make it
17600 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17601 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17602 (extern_list): Likewise.
17603 (extern_head): Likewise.
17604 (TARGET_ASM_FILE_END): Likewise.
17605 (mips_file_end): Likewise.
17606 (mips_output_external): Rewritten.
17608 2007-01-18 Ben Elliston <bje@au.ibm.com>
17610 * genpreds.c (write_insn_preds_c): Only write out the function
17611 body for regclass_for_constraint if we have register constraints.
17613 2007-01-17 Tom Tromey <tromey@redhat.com>
17615 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17616 * doc/install.texi (Testing): Use sourceware.org.
17617 (Binaries): Likewise.
17618 (Specific): Likewise.
17619 * doc/contrib.texi (Contributors): Use sourceware.org.
17621 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17623 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17624 (AVR_ENHANCED): Rename to ...
17625 (AVR_HAVE_MUL): ... new.
17626 (avr_enhanced_p): Rename to ...
17627 (avr_have_mul_p): ... new.
17628 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17629 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17630 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17631 (avr_have_mul_p): ... new.
17632 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17633 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17634 'avr_enhanced_p' and 'enhanced'.
17635 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17636 AVR_HAVE_MUL instead of AVR_ENHANCED.
17637 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17638 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17639 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17640 instead of AVR_ENHANCED.
17641 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17642 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17643 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17645 2007-01-17 Ian Lance Taylor <iant@google.com>
17647 * vec.h (VEC_reserve_exact): Define.
17648 (vec_gc_p_reserve_exact): Declare.
17649 (vec_gc_o_reserve_exact): Declare.
17650 (vec_heap_p_reserve_exact): Declare.
17651 (vec_heap_o_reserve_exact): Declare.
17652 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17654 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17655 negative parameter.
17656 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17657 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17658 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17659 * vec.c (calculate_allocation): Add exact parameter. Change all
17661 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17662 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17663 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17664 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17665 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17666 (vec_heap_p_reserve_exact): New function.
17667 (vec_heap_o_reserve_exact): New function.
17669 2007-01-17 Jan Hubicka <jh@suse.cz>
17671 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17673 2007-01-17 Eric Christopher <echristo@apple.com>
17675 * config.gcc: Support core2 processor.
17677 2007-01-16 Jan Hubicka <jh@suse.cz>
17679 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17680 the names, just unlink the chain so we don't crash on dangling
17684 2007-01-16 Jan Hubicka <jh@suse.cz>
17686 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17687 * tree-pass.h: Reorder to make IPA passes appear toegher.
17688 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17690 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17691 parameters, do not call early inliner.
17692 * ipa-inline.c: Update comments. Include tree-flow.h
17693 (cgraph_decide_inlining): Do not compute inlining parameters.
17694 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17695 be called with function context set up.
17696 (pass_ipa_inline): Remove unreachable functions before pass.
17697 (cgraph_early_inlining): Simplify assuming to be called from the
17699 (pass_early_inline): New pass.
17700 (cgraph_gate_ipa_early_inlining): New gate.
17701 (pass_ipa_early_inline): Turn into simple wrapper.
17702 (compute_inline_parameters): New function.
17703 (gate_inline_passes): New gate.
17704 (pass_inline_parameters): New pass.
17705 (apply_inline): Move here from tree-optimize.c
17706 (pass_apply_inline): New pass.
17707 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17709 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17710 doing them by hand.
17711 (tree_function_versioning): Do not allocate dummy struct function.
17712 * tree-inline.h (optimize_inline_calls): Update prototype.
17713 * tree-optimize.c (execute_fixup_cfg): Export.
17714 (pass_fixup_cfg): Remove
17715 (tree_rest_of_compilation): Do not apply inlines.
17716 * tree-flow.h (execute_fixup_cfg): Declare.
17717 * Makefile.in (gt-passes.c): New.
17718 * passes.c: Include gt-passes.h
17719 (init_optimization_passes): New passes.
17720 (nnodes, order): New static vars.
17721 (do_per_function_toporder): New function.
17722 (execute_one_pass): Dump current pass here.
17723 (execute_ipa_pass_list): Don't dump current pass here.
17725 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17727 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17728 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17730 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17732 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17733 (strong_alias): Define.
17734 (__gcc_qmul): Provide non-FMA for soft-float.
17735 (__gcc_qdiv): Same.
17740 (__gcc_qunord): New.
17750 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17751 soft-float functions.
17752 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17753 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17754 about long double soft float.
17756 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17757 Tehila Meyzels <tehila@il.ibm.com>
17759 * tree-vectorizer.h (is_pattern_stmt_p): New.
17760 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17761 formatting (tabs instead of spaces). Cleanup and clarify setting
17762 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17763 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17764 (vectorizable_type_demotion): Check that types are integral.
17765 (vectorizable_type_promotion): Likewise.
17766 (vectorizable_store): Fix typo. Eliminate new-line at end of
17769 2007-01-16 Jan Hubicka <jh@suse.cz>
17771 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17774 2007-01-15 Eric Christopher <echristo@apple.com>
17776 * ifcvt.c: Include vec.h, vecprim.h.
17777 (check_cond_move_block): New argument regs.
17778 Reorganize. Add registers used to regs.
17779 (cond_move_process_if_block): Use regs set above as
17782 2007-01-15 Eric Christopher <echristo@apple.com>
17784 * config/darwin.h: Update copyright.
17785 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17786 (LINK_COMMAND_SPEC): Add -u.
17787 (LINK_SPEC): Fix umbrella for above.
17789 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17791 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17794 2007-01-15 Tom Tromey <tromey@redhat.com>
17796 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17797 * doc/install.texi (Testing): Don't mention jacks.
17798 (Configuration): Document --enable-java-maintainer-mode. Move
17799 --with-java-home to libgcj-specific section. Document
17801 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17803 2007-01-15 Jan Hubicka <jh@suse.cz>
17805 * tree-ssa-dce.c (DCE_TODOs): New.
17806 (propagate_necessity): Return if something changed.
17807 (eliminate_unnecessary_stmts): Likewise.
17808 (perform_tree_ssa_dce): Return TODO flags when needed.
17809 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17811 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17813 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17814 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17815 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17816 patterns using X87MODEF12 mode macro. Extend operand 1
17817 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17818 (log10<mode>2): Ditto.
17819 (log2<mode>2): Ditto.
17820 (log1p<mode>2): Ditto.
17821 (logb<mode>2): Ditto.
17822 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17823 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17824 (*fxtractxf3_i387): Rename from *fxtractxf3.
17825 (fxtract_extend<mode>xf3_i387): New insn pattern.
17826 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17827 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17828 and gen_fyl2xxf3_i387().
17830 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17832 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17833 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17834 get_loop_exit_edges. Changed return type to bool.
17835 * cfgloop.h (fix_loop_placement): Declaration removed.
17837 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17839 * param.h (MIN_VECT_LOOP_BOUND): New.
17840 * params.def (MIN_VECT_LOOP_BOUND): New.
17841 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17842 argument - minimum threshold for number of iterations.
17843 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17844 argument to declaration.
17845 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17846 MIN_VECT_LOOP_BOUND.
17847 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17848 slpeel_tree_peel_loop_to_edge with additional argument.
17849 (vect_do_peeling_for_alignment): Likewise.
17850 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17852 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17855 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17856 operands of size 1.
17858 2007-01-14 Jan Hubicka <jh@suse.cz>
17860 * tree-dfa.c (remove_referenced_var): New function.
17861 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17862 prune referenced vars list too.
17863 * tree-flow.h (remove_referenced_var): Declare.
17865 2007-01-14 Jan Hubicka <jh@suse.cz>
17867 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17869 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17870 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17871 * except.h (verify_eh_throw_table_statements): Kill prototype.
17872 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17873 into call exrepssions.
17874 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17876 * tree-cfg.c: Include pointer-set.h.
17877 (verify_node_sharing): Work on pointer set.
17878 (verify_eh_throw_stmt_node): New.
17879 (verify_stmts): Use pointers sets, verify throw_stmt.
17881 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17883 * ipa-reference.c (analyze_function): Consider also addresses taken
17886 2007-01-12 Roger Sayle <roger@eyesopen.com>
17888 * c-typeck.c (null_pointer_constant_p): Replace use of
17889 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17890 (build_c_cast): Likewise.
17892 2007-01-12 Roger Sayle <roger@eyesopen.com>
17894 * tree.h (force_fit_type_double): Remove unused final argument.
17895 * c-common.c (constant_expression_warning): Replace use of
17896 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17897 (convert_and_check): Likewise.
17898 (shorten_compare): Update call to force_fit_type_double.
17899 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17900 * convert.c (convert_to_pointer): Update call to
17901 force_fit_type_double.
17902 * fold-const.c (force_fit_type_double): Remove overflowed_const
17904 (int_const_binop, fold_convert_const_int_from_int,
17905 fold_convert_const_int_from_real, fold_div_compare,
17906 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17907 fold_abs_const, fold_not_const): Remove the final argument from
17908 calls to force_fit_type_double.
17910 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17912 * configure.ac: Set insn to "nop" for spu-*-* also.
17913 * configure: Regenerate.
17915 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17917 * builtins.def : Add BUILT_IN_FREE.
17919 2007-01-12 Jan Hubicka <jh@suse.cz>
17921 PR tree-optimization/30443
17922 * tree-inline.c (tree_function_versioning): Do not optimize when
17923 cloning for inlining.
17925 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17927 * doc/loop.texi: Document recording of loop exits.
17928 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17929 (update_single_exits_after_duplication,
17930 update_single_exit_for_duplicated_loop,
17931 update_single_exit_for_duplicated_loops): Removed.
17932 (duplicate_loop_to_header_edge): Do not call
17933 update_single_exits_after_duplication and
17934 update_single_exit_for_duplicated_loops.
17935 (loop_version): Do not update single_exit information.
17936 (fix_loop_structure): Use record_loop_exits instead of
17937 mark_single_exit_loops.
17938 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17939 the lists of loop exits.
17940 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17941 split_edge, merge_blocks): Update the lists of loop exits.
17942 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17943 loop_optimizer_init.
17944 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17945 of mark_single_exit_loops.
17946 (loop_optimizer_finalize): Call release_recorded_exits.
17947 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17948 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17949 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17950 update single exit information.
17951 * lambda-code.c (perfect_nestify): Ditto.
17952 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17953 (mark_single_exit_loops): Removed.
17954 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17955 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17956 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17958 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17959 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17960 (verify_loop_structure): Verify consistency of the exit lists.
17961 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17962 (set_single_exit): Removed.
17963 * cfgloop.h (struct loop_exit): New function.
17964 (struct loop): single_exit_ field replaced by exits field.
17965 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17966 LOOPS_HAVE_RECORDED_EXITS.
17967 (struct loops): Added exits hash.
17968 (mark_single_exit_loops, set_single_exit): Declaration removed.
17969 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17971 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17973 * doc/invoke.texi: Avoid use of @headitem.
17975 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17977 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17979 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17981 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17984 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17985 Richard Sandiford <richard@codesourcery.com>
17987 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17988 * config/m68k/m68k.opt: Resort options.
17989 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17991 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17992 Richard Sandiford <richard@codesourcery.com>
17994 * doc/invoke.texi: Document the macros that are defined by
17995 m68k's -mtune and -mhard-float options.
17996 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17997 (m68k_cpp_cpu_family): Likewise.
17998 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17999 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18000 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18001 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18002 (m68k_cpp_cpu_family): Likewise.
18004 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18006 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18007 macros besides mc68000 as tuning macros. Use a switch statement
18008 to set them and mcpu32.
18010 2007-01-12 Julian Brown <julian@codesourcery.com>
18012 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18013 (TARGET_68040_ONLY): Rename to...
18014 (TARGET_68040): ...this.
18015 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18016 * config/m68k/m68k.md: Likewise.
18018 2007-01-12 Julian Brown <julian@codesourcery.com>
18019 Nathan Sidwell <nathan@codesourcery.com>
18020 Richard Sandiford <richard@codesourcery.com>
18022 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18023 the -mcpu= argument associated with the --with-cpu setting.
18024 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18025 if different from the one implied by the -mcpu setting.
18026 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18027 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18028 * doc/invoke.texi: Mention ColdFire in the introduction to the
18029 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18030 -mno-div and -mhard-float options. Make -m68881 a synonym for
18031 -mhard-float. Document the previously-undocumented -m5206e,
18032 -m528x, -m5307 and -m5407 options. Tweak the existing option
18033 documentation for consistency.
18034 * doc/install.texi: Mention new --with-cpu arguments.
18035 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18036 default CPU if neither -mcpu nor -march are specified.
18037 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18038 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18039 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18040 using m68k_tune to decide between families that implement the
18041 same ISA. Use m68k_tune to set __mcfv4e__.
18042 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18043 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18044 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18045 (FL_ISA_C, FL_ISA_MMU): New macros.
18046 (MASK_COLDFIRE): Delete.
18047 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18048 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18049 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18050 (TARGET_HARD_FLOAT): Do not define here.
18051 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18052 (TUNE_68000): New macro.
18053 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18054 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18055 (TUNE_CFV2): Redefine in terms of m68k_tune.
18056 (uarch_type, target_device, fpu_type): New enums.
18057 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18058 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18059 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18060 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18061 (FL_FOR_isa_c): New macros.
18062 (m68k_isa): New enum.
18063 (m68k_target_selection): New structure.
18064 (all_devices, all_isas, all_microarchs): New tables.
18065 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18066 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18067 (MASK_ALL_CPU_BITS): Delete.
18068 (m68k_find_selection): New function.
18069 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18070 Map the legacy target options to a combination of the new ones.
18071 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18072 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18073 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18075 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18076 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18078 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18079 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18080 * config/m68k/m68k-devices.def: New file.
18082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18083 Nathan Sidwell <nathan@codesourcery.com>
18085 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18086 (SUBTARGET_EXTRA_SPECS): New macros.
18087 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18088 use %(asm_cpu_spec) instead.
18089 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18090 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18091 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18092 (EXTRA_SPECS): Rename to...
18093 (SUBTARGET_EXTRA_SPECS): ...this.
18095 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18096 Richard Sandiford <richard@codesourcery.com>
18097 Julian Brown <julian@codesourcery.com>
18099 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18100 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18101 to the configuration's default CPU.
18102 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18103 Remove default masks.
18104 (m680[012]0-*-*): Set the default with_cpu to the first part of
18106 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18107 (m68k*-*-linux): Extend the --with-cpu handling to...
18108 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18109 and m68010. Don't set target_cpu_default2.
18110 * doc/install.texi: Document --with-cpu for m68k.
18111 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18112 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18113 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18114 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18115 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18116 (ASM_SPEC): Remove use of %(asm_cpu_default).
18117 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18118 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18119 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18120 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18121 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18122 (TARGET_DEFAULT): Delete.
18123 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18124 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18125 (CPP_CPU_SPEC): Delete.
18126 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18127 the appropriate string.
18128 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18129 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18130 (ASM_SPEC): Don't use %(asm_default_spec).
18131 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18132 TARGET_DEFAULT and add MASK_68881.
18133 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18135 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18137 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18138 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18139 MASK_68010 alongside MASK_68020.
18140 * doc/invoke.texi: Document -m68010.
18141 * config/m68k/m68k.opt (m68010): New.
18142 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18144 (TUNE_68010): New macro.
18145 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18146 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18147 (M68K_CPU_m68332): Add MASK_68010.
18148 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18149 fallback definition.
18150 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18152 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18153 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18154 to all entries that use MASK_68020.
18155 (output_move_simode_const, output_move_himode, output_move_qimode)
18156 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18157 instead of TARGET_68020 to select clr behavior. Remove comment
18158 about there being no TARGET_68010.
18159 * config/m68k/m68k.md: Likewise throughout.
18161 2007-01-12 Julian Brown <julian@codesourcery.com>
18163 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18164 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18165 * config/m68k/m68k.md: Likewise.
18167 2007-01-12 Julian Brown <julian@codesourcery.com>
18169 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18170 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18172 2007-01-12 Julian Brown <julian@codesourcery.com>
18174 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18175 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18176 * config/m68k/m68k.md: Likewise.
18178 2007-01-12 Julian Brown <julian@codesourcery.com>
18179 Richard Sandiford <richard@codesourcery.com>
18181 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18182 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18183 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18185 (TARGET_CPU32): Rename to...
18186 (TUNE_CPU32): ...this.
18187 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18188 (TUNE_CFV2): New macros.
18189 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18190 remove conditions that are implied by TARGET_68020.
18191 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18192 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18193 (m68k_output_function_epilogue): Likewise.
18194 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18195 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18196 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18197 non-68000 timings. Refactor multiplication and division costs.
18198 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18199 TUNE_CPU32 instead of TARGET_CPU32.
18200 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18201 and TUNE_68060 instead of TARGET_68060.
18202 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18203 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18205 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18206 && !TARGET_COLDFIRE" to choose between moveq and clr.
18207 Likewise in the unnamed movsf pattern.
18208 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18209 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18212 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18214 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18215 of tabbing before backslashes.
18217 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18219 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18220 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18221 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18223 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18225 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18226 find_interesting_uses_cond.
18227 (find_interesting_uses_cond): Use extract_cond_operands.
18228 (rewrite_use_compare): Use extract_cond_operands and
18229 force_gimple_operand_bsi. Do not call update_stmt.
18230 (determine_use_iv_cost_condition): Use extract_cond_operands.
18231 Return cheaper of using original bound and changing the exit bound.
18233 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18235 PR tree-optimization/29516
18236 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18237 most_expensive_mult_to_index, addr_to_parts,
18238 create_mem_ref, maybe_fold_tmr): Make the type of
18239 fields of TARGET_MEM_REF sizetype.
18240 (move_fixed_address_to_symbol, move_pointer_to_base):
18242 * tree.def (TARGET_MEM_REF): Add comment on types of
18245 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18247 * c-common.c (vector_types_convertible_p): Treat opaque types as
18248 always convertible if they have the same size, but not otherwise.
18250 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18252 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18253 Remove the b_unconditional field.
18254 (noce_try_sign_mask): Do not look at b_unconditional.
18255 (noce_process_if_block): Do not use merge_if_blocks. Update
18256 the CFG here. Do not set b_unconditional.
18257 (cond_move_process_if_block): Likewise.
18258 (find_cond_trap): Likewise.
18259 (check_cond_move_block): Require simple jump insns at the end
18260 of the basic block.
18262 2007-01-11 Jan Hubicka <jh@suse.cz>
18264 PR tree-optimization/1046
18265 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18266 when alias info is not ready.
18267 (pass_tail_recursion): Do not require aliasing.
18268 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18269 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18270 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18271 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18272 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18273 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18274 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18276 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18277 When aliasing is not build, mark statement as volatile.
18279 2007-01-11 Tom Tromey <tromey@redhat.com>
18281 PR preprocessor/15185, PR preprocessor/20989:
18282 * doc/cppopts.texi <-MT>: Update description of algorithm for
18283 computing default target.
18284 <-M, -MD>: Reword "basename" text.
18286 2007-01-11 Roger Sayle <roger@eyesopen.com>
18288 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18289 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18290 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18291 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18292 fold_builtin_bswap, real_constp, fold_builtin_pow,
18293 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18294 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18295 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18296 * convert.c (convert_to_pointer): Likewise.
18297 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18298 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18299 const_binop, fold_convert_const_int_from_int,
18300 fold_convert_const_int_from_real,
18301 fold_convert_const_real_from_real, sign_bit_p,
18302 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18303 fold_sign_changed_comparison, fold_unary, fold_comparison,
18304 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18305 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18306 * print-tree.c (print_node_brief, print_node): Likewise.
18307 * stor-layout.c (place_field, layout_type): Likewise.
18308 * tree-chrec.c (keep_cast): Likewise.
18309 * tree.c (build_vector, build_real, build_real_from_int_cst,
18310 build_complex): Likewise.
18312 2007-01-11 Roger Sayle <roger@eyesopen.com>
18314 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18315 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18317 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18319 * configure.ac (strict1_warn): Rename to strict_warn.
18320 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18321 cc_set_by_configure, quoted_cc_set_by_configure,
18322 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18323 all_boot_languages, all_stagestuff): Remove.
18324 (target_list): Remove bootstrap targets.
18325 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18326 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18327 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18328 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18329 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18330 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18331 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18332 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18333 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18334 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18335 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18336 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18337 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18338 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18339 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18340 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18341 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18342 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18343 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18344 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18345 (mostlyclean): Adjust.
18346 (clean, distclean): Don't mention bootstrap stuff.
18347 * configure: Regenerate.
18348 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18349 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18350 treelang/config-lang.in (stagestuff): Remove.
18351 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18352 stageprofile, stagefeedback, stagestuff): Remove mention.
18354 2007-01-11 Nick Clifton <nickc@redhat.com>
18356 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18358 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18359 (mcore_arith_K_S_operand): Run the test for the S constraint not
18360 the test for the M constraint.
18361 (mcore_addsub_operand): Do not accept integer values that are
18362 larger than 32 bits.
18363 * config/mcore/mcore.md: Remove unused constraints from split.
18364 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18365 (addsi3): Likewise.
18366 (allocate_stack): Likewise.
18367 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18368 operands to 32 bits.
18369 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18371 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18372 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18373 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18374 mcore_output_bclri, mcore_output_andn, output_inline_const,
18375 mcore_output_move, mcore_output_movedouble): Likewise.
18376 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18377 (output_inline_const): Likewise.
18378 (output_inline_const): Fix format strings used in sprintf
18380 * config/mcore/mcore-protos.h: Update prototypes for changed
18381 functions in mcore.c.
18382 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18383 HOST_WIDE_INT and not int.
18384 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18385 CONST_OK_FOR_N): Likewise.
18386 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18387 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18390 2007-01-10 Jan Hubicka <jh@suse.cz>
18392 * tree-vrp.c (remove_range_assertions): Release defs.
18393 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18394 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18396 2007-01-10 Paul Brook <paul@codesourcery.com>
18398 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18399 * config/arm/arm.md (mulsi3subsi): New insn.
18401 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18403 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18404 (tree_transform_and_unroll_loop): New.
18405 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18408 2007-01-10 Robert Kennedy <jimbob@google.com>
18410 * fold-const.c (fold_comparison): Fold comparisons like (x *
18411 1000 < 0) to (x < 0).
18413 2007-01-10 Ian Lance Taylor <iant@google.com>
18415 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18416 operands have the same priority.
18418 2007-01-10 Tom Tromey <tromey@redhat.com>
18420 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18421 (fold_binary): Likewise.
18422 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18423 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18424 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18425 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18426 * langhooks.h (struct lang_hooks): Removed field
18427 'can_use_bit_fields_p'.
18429 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18431 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18433 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18435 * function.c (get_last_funcdef_no): New function.
18436 * function.h (get_last_funcdef_no): Declare.
18437 * tree-inline.c (initialize_cfun): Add initialization.
18438 (tree_function_versioning): Cleanup.
18440 2007-01-10 Jan Hubicka <jh@suse.cz>
18442 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18445 2007-01-10 Sa Liu <saliu@de.ibm.com>
18446 Ben Elliston <bje@au.ibm.com>
18448 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18449 for SAVE_NONLOCAL and Pmode for any other save level.
18450 * spu-protos.h (spu_restore_stack_block): Declare.
18451 * spu.md (save_stack_block): Remove.
18452 (restore_stack_block): Call spu_restore_stack_block.
18453 * spu.c (spu_restore_stack_block): New function.
18454 (spu_expand_epilogue): Remove old comment.
18456 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18458 PR tree-optimization/30322
18459 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18460 (cand_value_at): Return the value as aff_tree.
18461 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18462 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18463 aff_combination_mult): New functions.
18464 (aff_combination_add): Use aff_combination_add_cst.
18465 (aff_combination_convert): Allow conversions to a wider type.
18466 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18467 * tree-affine.h (aff_combination_mult): Declare.
18469 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18471 * doc/tm.texi: Update documentation to reflect reality of exec
18472 and start file search behaviours. Update copyright year.
18473 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18474 header file directories.
18476 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18478 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18479 (*cosxf2): Rename to cosxf2_i387.
18480 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18481 using X87MODEF12 mode macro. Rename patterns to
18482 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18484 (*cosdf2, *cossf2): Ditto.
18485 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18486 to match extended input operands.
18487 (sincos<mode>3): New expander.
18488 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18489 insn patterns and corresponding splitters.
18491 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18493 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18494 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18496 2007-01-09 Nicolas Pitre <nico@cam.org>
18499 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18501 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18503 * target.h (struct gcc_target): New field library_rtti_comdat.
18504 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18505 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18506 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18507 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18509 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18511 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18513 2007-01-08 Richard Guenther <rguenther@suse.de>
18515 * tree.h (force_fit_type_double): Export.
18516 (force_fit_type): Remove.
18517 * fold-const.c (force_fit_type_double): New function.
18518 (force_fit_type): Remove.
18519 (int_const_binop): Use it.
18520 (fold_convert_const_int_from_int): Likewise.
18521 (fold_convert_const_int_from_real): Likewise.
18522 (fold_div_compare): Likewise.
18523 (fold_sign_changed_comparison): Likewise.
18524 (fold_unary): Likewise.
18525 (fold_negate_const): Likewise.
18526 (fold_abs_const): Likewise.
18527 (fold_not_const): Likewise.
18528 * c-common.c (shorten_compare): Use force_fit_type_double.
18529 * convert.c (convert_to_pointer): Likewise.
18531 2007-01-08 Richard Guenther <rguenther@suse.de>
18533 * tree.h (build_int_cst_wide_type): Export.
18534 * tree.c (build_int_cst_wide_type): New function.
18535 (build_int_cst_wide): Fix comment.
18536 * builtins.c (fold_builtin_object_size): Use build_int_cst
18537 to build -1 or 0 of the correct type. Use fit_double_type
18538 to check for overflow.
18539 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18541 (decode_field_reference): Likewise.
18542 (all_ones_mask_p): Likewise.
18543 (native_interpret_int): Use build_int_cst_wide_type.
18544 (fold_binary): Use build_int_cst_type to build an all-ones
18546 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18548 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18550 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18552 2007-01-09 Ben Elliston <bje@au.ibm.com>
18554 * genautomata.c (STATS_OPTION): New option.
18555 (stats_flag): New flag.
18556 (gen_automata_option): Handle it.
18557 (initiate_automaton_gen): Ditto.
18558 (write_automata): Output statistics only if stats_flag is
18559 set. Likewise, output time statistics only if time_flag is set.
18560 * doc/md.texi (Processor pipeline description): Document new flag.
18562 2007-01-08 Richard Guenther <rguenther@suse.de>
18564 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18565 * tree.c (build_int_cst_type): Likewise.
18566 (size_in_bytes): Don't call force_fit_type on the result.
18567 (int_fits_type_p): Use fit_double_type.
18568 * fold-const.c (fit_double_type): New function.
18569 (force_fit_type): Use it.
18570 * tree.h (fit_double_type): Export.
18572 2007-01-08 Jan Hubicka <jh@suse.cz>
18574 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18575 * ipa.c (function_and_variable_visibility): Fix return type.
18577 2007-01-08 Richard Guenther <rguenther@suse.de>
18579 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18580 of offset to build the index.
18581 * tree-pretty-print.c (dump_generic_node): Don't build negated
18582 const just for printing.
18583 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18584 * builtins.c (fold_builtin_int_roundingfn): Check if result
18585 fits the type by using force_fit_type and comparing the result.
18586 * predict.c (predict_loops): Use compare_tree_int for comparison.
18587 * tree.c (build_int_cst): Fall back to integer_type_node for
18589 (build_int_cst_wide): Assert type is non-null.
18591 2007-01-08 Roberto Costa <roberto.costa@st.com>
18593 * tree-vrp.c (extract_range_from_cond_expr): New.
18594 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18595 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18597 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18598 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18599 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18600 used as expressions.
18601 * tree-object-size.c (cond_expr_object_size): New.
18602 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18604 2007-01-08 Jan Hubicka <jh@suse.cz>
18606 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18607 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18610 2007-01-08 Richard Guenther <rguenther@suse.de>
18612 PR tree-optimization/23603
18613 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18614 (extract_range_from_binary): Fall back to truthvalue instead of
18615 varying for TRUTH_*_EXPR.
18616 (extract_range_from_comparison): Fall back to truthvalue instead of
18618 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18619 if all visited PHI values were constant.
18621 2007-01-08 Jan Hubicka <jh@suse.cz>
18623 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18624 (cgraph_analyze_function): break out from ...
18625 (cgraph_finalize_compilation_unit): ... here.
18626 (cgraph_expand_function): Remove forgoten commented out line.
18627 (cgraph_optimize): Analyze functions.
18629 2007-01-08 Jan Hubicka <jh@suse.cz>
18631 * tree-pas.h (TODO_remove_function): New flag.
18632 (TODO_update*): Renumber.
18633 (pass_ipa_increase_alignment,
18634 pass_ipa_function_and_variable_visibility): New passes.
18635 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18636 (cgraph_function_and_variable_visibility): Move to ipa.c
18637 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18638 cgraph_increase_alignment.
18639 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18640 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18641 calling tree-inline.
18642 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18643 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18644 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18645 (gate_increase_alignment): New function.
18646 (pass_ipa_increase_alignment): New pass.
18647 * ipa.c: Inline tree-pass.h and timevar.h
18648 (function_and_variable_visibility): Move here from cgraphunit.c
18649 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18650 * passes.c (init_optimization_passes): Add the two new passes.
18651 (execute_todo): Handle cgraph_remove_functions.
18653 2007-01-08 Nick Clifton <nickc@redhat.com>
18655 * config/frv/predicates.md (reg_or_0_operand): Accept
18658 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18660 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18661 * config.gcc: Add bfin*-rtems*.
18663 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18665 * c.opt: Add -flax-vector-conversions.
18666 * c-typeck.c (convert_for_assignment): Pass flag to
18667 vector_types_convertible_p to allow emission of note.
18668 (digest_init): Likewise.
18669 * c-opts.c: Handle -flax-vector-conversions.
18670 * c-common.c (flag_lax_vector_conversions): New.
18671 (vector_types_convertible_p): Unless -flax-vector conversions
18672 has been passed, disallow conversions between vectors with
18673 differing numbers of subparts and/or element types. If such
18674 a conversion is disallowed, possibly emit a note on the first
18675 occasion only to inform the user of -flax-vector-conversions.
18676 The new last argument specifies this.
18677 * c-common.h (flag_lax_vector_conversions): New.
18678 (vector_types_convertible_p): Add extra argument.
18679 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18680 char_type_node for V*QI type vectors.
18681 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18682 Update to satisfy new typechecking rules.
18683 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18684 C and C++ variants.
18685 * doc/invoke.texi (C Dialect Options): Document
18686 -flax-vector-conversions.
18688 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18690 PR tree-optimization/29877
18691 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18692 a register variable on the RHS to not be replaceable.
18694 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18695 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18696 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18697 const_simm15, const_pow2, const_npow2): Added.
18698 * config/score/misc.md (insv, extv, extzv, movmemsi,
18699 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18700 * config/score/score.c (score_address_cost, score_select_cc_mode):
18702 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18703 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18704 Update score_print_operand.
18705 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18706 Adjust register allocate order and update some macro define.
18707 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18708 mdx_block_move_straight, mdx_block_move_loop_head,
18709 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18710 mdx_block_move_loop, mdx_block_move): Added.
18711 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18712 mdp_limm): Updated and fix some bug and typo.
18713 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18714 (movsf, movdf, doloop_end): Added.
18716 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18718 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18719 config/arm/thumb2.md: Fix comment typos.
18720 * doc/extend.texi: Fix a typo.
18722 2007-01-07 Eric Christopher <echristo@apple.com>
18724 * configure.ac: Check for __stack_chk_fail for darwin.
18725 * configure: Regenerate.
18727 2007-01-07 Richard Guenther <rguenther@suse.de>
18729 * tree-vrp.c (extract_range_from_assert): CSE calls to
18730 compare_values where possible.
18731 (extract_range_from_unary_expr): Likewise.
18733 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18735 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18736 * config/avr/avr.c (call_insn_operand): Delete function.
18737 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18738 instead of register number. Use predicates.
18739 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18740 call_insn_operand): Add.
18742 2007-01-06 Jan Hubicka <jh@suse.cz>
18744 * tree-pass.h (pass_build_cgraph_edges): Declare.
18745 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18746 (visited_nodes): Remove.
18747 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18748 build_cgrpah_edges; make visited_nodes local.
18749 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18750 (record_references_in_initializer): Move to cgraphbuild.c
18751 (initialize_inline_failed, rebuild_cgraph_edges,
18752 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18753 (verify_cgraph_node): Make visited_nodes local.
18754 (cgraph_analyze_function): Do not call cgraph_create_edges and
18755 initialize_inline_failed.
18756 (cgraph_expand_function): Do not call cgraph_lower_function;
18757 assert that function is already lowered.
18758 * Makefile.in (cgraphbuild.o): New.
18759 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18760 at the end of lowering passes.
18762 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18764 * ifcvt.c (cond_move_convert_if_block): New function, code
18765 factored out from...
18766 (cond_move_process_if_block): ...here. Call the new function
18767 on the THEN and ELSE blocks.
18768 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18769 already takes care of this.
18771 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18774 * tree.h (TREE_OVERFLOW_P): New.
18775 * c-typeck.c (parser_build_unary_op): Warn only if result
18776 overflowed and operands did not.
18777 (parser_build_binary_op): Likewise.
18778 (convert_for_assignment): Remove redundant overflow_warning.
18779 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18781 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18783 * c-typeck.c (store_init_value): Split over two lines to follow
18784 the GNU coding style.
18786 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18788 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18789 __GXX_EXPERIMENTAL_CXX0X__.
18790 * doc/cpp.texi: Same.
18792 2007-01-05 Richard Guenther <rguenther@suse.de>
18794 PR middle-end/27826
18795 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18796 with mismatched types. Instead explicitly build a
18797 conversion NOP_EXPR.
18799 2007-01-05 Ian Lance Taylor <iant@google.com>
18801 * c-common.c (decl_with_nonnull_addr_p): New function.
18802 (c_common_truthvalue_conversion): Call it.
18803 * c-typeck.c (build_binary_op): Likewise.
18804 * c-common.h (decl_with_nonnull_addr_p): Declare.
18806 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18809 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18812 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18814 * doc/install.texi (Final install): Document the fact that
18815 the GNAT runtime should not be stripped.
18817 2007-01-04 Jan Hubicka <jh@suse.cz>
18819 * tree-inline.c (fold_marked_statements): Update operand caches
18820 and EH after folding
18822 2007-01-04 Ian Lance Taylor <iant@google.com>
18824 * c-common.c (check_function_nonnull): Whitespace fix.
18826 2007-01-04 Jan Hubicka <jh@suse.cz>
18828 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18829 comitted older version of patch.
18830 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18831 function, celanup cfg and collect garbage.
18833 2007-01-04 Mike Stump <mrs@apple.com>
18835 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18838 2007-01-04 Eric Christopher <echristo@apple.com>
18840 * libgcc2.c (__bswapsi2): Use SItype.
18841 (__bswapdi2): Use DItype.
18842 * libgcc2.h: Update for above.
18844 2007-01-04 Paul Brook <paul@codesourcery.com>
18846 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18847 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18848 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18849 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18850 umulsi3_highpart): Make conditional on !arm_arch6.
18851 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18852 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18853 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18854 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18855 umulsi3_highpart_v6): New insns.
18857 2007-01-04 Roger Sayle <roger@eyesopen.com>
18859 * fold-const.c (fold_convert): When casting an expression to void,
18860 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18861 have a type. Instead of attempting to build a NOP_EXPR, return
18862 these "special" trees directly.
18864 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18866 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18867 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18868 rs6000_cost->fp not 0 as adjustment for outer NEG.
18870 2007-01-04 Jan Hubicka <jh@suse.cz>
18872 * cgraph.c (cgraph_release_function_body): New function.
18873 (cgraph_remove_node): Use it.
18874 * cgraph.h (cgraph_release_function_body): Declare.
18875 * cgraphunit.c (cgraph_expand_function): Use it.
18876 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18877 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18878 is initialized and while compilation of other function is running.
18879 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18880 statement CFG annotations from here to ...
18881 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18883 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18885 * cfgloop.h (enum li_flags): Make the constants powers of two.
18887 2007-01-04 Jan Hubicka <jh@suse.cz>
18889 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18891 (fold_marked_statements): New function.
18892 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18893 * tree-inline.h (copy_body_data): Add statements_to_fold.
18895 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18897 * config.gcc: Mention libgcc/config.host.
18898 * Makefile.in: Update comments mentioning libgcc.
18899 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18900 (all.cross, start.encap, rest.encap, rest.cross): Update
18901 dependencies for libgcc move.
18902 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18903 (clean-target, clean-target-libgcc): Delete.
18904 (srcdirify, GCC_EXTRA_PARTS): New macros.
18905 (libgcc-support, libgcc.mvars): New rules.
18906 (distclean): Remove mention of mklibgcc.
18907 (install): Don't reference INSTALL_LIBGCC.
18908 (install-common): Don't reference EXTRA_PARTS.
18909 (install-libgcc, install-multilib): Delete rules.
18910 * mklibgcc.in: Delete file.
18911 * doc/configfiles.texi: Don't mention mklibgcc.
18913 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18914 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18915 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18916 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18917 (mklibgcc, ldblspecs): Likewise.
18919 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18920 (posixpre.def): Use $(T).
18921 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18922 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18923 (SHLIB_LINK): Make dummy.
18924 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18926 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18928 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18929 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18930 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18931 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18933 * configure.ac (all_outputs): Remove mklibgcc.
18934 * configure: Regenerated.
18936 2007-01-03 Josh Conner <jconner@apple.com>
18938 PR middle-end/29683
18939 * calls.c (compute_argument_addresses): Set stack and stack_slot
18940 for partial args, too.
18941 (store_one_arg): Use locate.size.constant for the size when
18942 generating a save_area.
18944 2007-01-03 Robert Kennedy <jimbob@google.com>
18946 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18947 whose definitions are deleted due to basic block merging.
18949 2007-01-03 Paul Brook <paul@codesourcery.com>
18952 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18954 (use_return_insn): Return 0 for Thumb interrupt functions.
18955 (print_multi_reg): Add rfe argument for IRQ returns.
18956 (arm_output_epilogue): Pop interrupt return address directly into PC.
18957 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18959 2007-01-03 Paul Brook <paul@codesourcery.com>
18961 Merge from sourcerygxx-4_1.
18962 * config/arm/thumb2.md: New file.
18963 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18965 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18966 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18967 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18968 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18970 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18971 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18973 * config/arm/ieee754-sf.S: Ditto.
18974 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18975 (thumb1_base_register_rtx_p): ... to this.
18976 (thumb_index_register_rtx_p): Rename...
18977 (thumb1_index_register_rtx_p): ... to this.
18978 (thumb_output_function_prologue): Rename...
18979 (thumb1_output_function_prologue): ... to this.
18980 (thumb_legitimate_address_p): Rename...
18981 (thumb1_legitimate_address_p): ... to this.
18982 (thumb_rtx_costs): Rename...
18983 (thumb1_rtx_costs): ... to this.
18984 (thumb_compute_save_reg_mask): Rename...
18985 (thumb1_compute_save_reg_mask): ... to this.
18986 (thumb_final_prescan_insn): Rename...
18987 (thumb1_final_prescan_insn): ... to this.
18988 (thumb_expand_epilogue): Rename...
18989 (thumb1_expand_epilogue): ... to this.
18990 (arm_unwind_emit_stm): Rename...
18991 (arm_unwind_emit_sequence): ... to this.
18992 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18993 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18994 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18995 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18996 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18997 thumb2_output_casesi): New functions.
18998 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18999 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19000 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19001 THUMB2_WORK_REGS): Define.
19002 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19003 arm_condexec_mask, arm_condexec_masklen)): New variables.
19004 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19005 (arm_override_options): Check new CPU capabilities.
19006 Set new architecture flag variables.
19007 (arm_isr_value): Handle v7m interrupt functions.
19008 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19010 (const_ok_for_arm): Handle Thumb-2 constants.
19011 (arm_gen_constant): Ditto. Use movw when available.
19012 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19014 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19015 (thumb_find_work_register, arm_load_pic_register,
19016 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19017 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19018 print_multi_reg, output_mov_long_double_fpa_from_arm,
19019 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19020 output_mov_double_fpa_from_arm, output_move_double,
19021 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19022 output_return_instruction, arm_output_function_prologue,
19023 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19024 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19025 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19026 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19027 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19028 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19030 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19031 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19032 (arm_file_start): Output directive for unified syntax.
19033 (arm_unwind_emit_set): Handle stack alignment instruction.
19034 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19035 Add v6t2, v7, v7a, v7r and v7m.
19036 (RETLDM): Add Thumb-2 code.
19037 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19038 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19039 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19040 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19041 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19042 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19043 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19044 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19045 ADJUST_INSN_LENGTH): Define.
19046 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19047 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19048 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19049 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19050 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19051 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19052 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19053 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19054 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19055 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19056 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19057 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19058 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19059 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19060 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19061 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19062 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19064 * config/arm/arm-tune.md: Regenerate.
19065 * config/arm/arm-protos.h: Update prototypes.
19066 * config/arm/vfp.md: Enable patterns for Thumb-2.
19067 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19068 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19069 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19070 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19071 * config/arm/libunwind.S: Add Thumb-2 code.
19072 * config/arm/constraints.md: Update include Thumb-2.
19073 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19074 * config/arm/ieee754-df.S: Ditto.
19075 * config/arm/bpabi.S: Ditto.
19076 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19077 * config/arm/predicates.md (low_register_operand,
19078 low_reg_or_int_operand, thumb_16bit_operator): New.
19079 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19080 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19081 * config/arm/t-arm-elf: Add armv7 multilib.
19082 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19084 (UNSPEC_STACK_ALIGN, ce_count): New.
19085 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19086 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19088 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19089 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19090 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19091 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19092 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19093 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19095 * doc/extend.texi: Document ARMv7-M interrupt functions.
19096 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19098 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19100 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19101 (struct _Unwind_Context): Rename args_size to flags, remove
19102 signal_frame field, add a new args_size field and version field.
19103 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19104 _Unwind_IsExtendedContext): New inline functions.
19105 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19106 Assume by_value array is only present if _Unwind_IsExtendedContext.
19107 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19108 _Unwind_IsSignalFrame.
19109 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19110 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19111 (uw_init_context_1): Initialize context->flags to
19112 EXTENDED_CONTEXT_BIT.
19113 * config/rs6000/linux-unwind.h (frob_update_context): Use
19114 _Unwind_SetSignalFrame.
19116 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19118 PR middle-end/30353
19119 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19120 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19123 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19125 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19126 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19127 RET, AT_SP): Remove.
19128 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19131 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19132 * cfgbuild.c (find_basic_blocks): Likewise.
19133 * cfgrtl.c (rtl_create_basic_block): Likewise.
19134 * function.c (temp_slots_at_level): Likewise.
19135 * reg-stack.c (stack_regs_mentioned): Likewise.
19136 * regclass.c (allocate_reg_info): Likewise.
19137 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19138 set_bb_for_stmt, move_block_to_fn): Likewise.
19139 * tree-complex.c (tree_lower_complex): Likewise.
19140 * vec.h (VEC_safe_grow_cleared): New.
19142 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19144 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19146 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19147 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19149 * cfgloopmanip.c (scale_loop_frequencies): Export.
19150 (loopify): Scale the frequencies by prescribed coefficients.
19151 (set_zero_probability): New function.
19152 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19153 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19154 and frequencies according to arguments.
19155 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19157 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19158 * modulo-sched.c (sms_schedule): Set probabilities for entering
19159 versioned loop correctly.
19160 * tree-vect-transform.c (vect_transform_loop): Ditto.
19161 * cfgloop.h (loopify, loop_version): Declaration changed.
19162 (scale_loop_frequencies): Declared.
19164 2007-01-02 Jan Hubicka <jh@suse.cz>
19166 * cgraph.c: Include tree-flow.h
19167 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19168 early_local_passes.
19169 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19170 * tree-pass.h (pass_all_early_optimizations): Declare.
19171 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19172 early_local_passes.
19173 (cgraph_analyze_function): Do early_local_passes.
19174 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19175 Do not add referenced vars.
19176 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19178 (gate_all_early_local_passes): New gate.
19179 (pass_early_local_passes): Use new gate.
19180 (execute_early_local_optimizations): New functions.
19181 (gate_all_early_optimizations): New gate.
19182 (pass_all_early_optimizations): New pass.
19183 (execute_free_datastructures): Free SSA only when initialized.
19184 (gate_init_datastructures): Init only when optimizing.
19185 (tree_lowering_passes): Do early local passes when called late.
19186 * tree-profile.c (do_tree_profiling): Don't profile functions added
19188 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19189 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19191 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19192 during early_local_passes.
19193 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19196 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19198 * Makefile.in: Update copyright year.
19200 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19202 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19203 in $(lang_checks) and check-consistency targets.
19205 2007-01-02 Jan Hubicka <jh@suse.cz>
19207 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19208 Do not add referenced vars.
19209 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19211 * passes.c (init_optimization_passes): Put mudflap_2 after
19212 free_datastructures.
19214 2007-01-02 Jan Hubicka <jh@suse.cz>
19216 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19217 Set NOTHROW flag on call statements proved to be nothrow.
19218 Update statement of local calls so new pure/const functions are
19219 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19221 (tree_rest_of_compilation): Register hooks and initialize bitmap
19222 early. Do not set after_inlining flag.
19224 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19226 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19227 HOST_BITS_PER_LONGLONG
19229 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19232 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19233 warning for non-static initializers.
19235 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19237 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19238 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19239 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19240 Always use set_unique_reg_note to add REG_EQUAL notes.
19242 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19245 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19247 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19248 * cfgbuild.c (find_basic_blocks): Likewise.
19249 * cfgrtl.c (rtl_create_basic_block): Likewise.
19250 * function.c (temp_slots_at_level): Likewise.
19251 * reg-stack.c (stack_regs_mentioned): Likewise.
19252 * regclass.c (allocate_reg_info): Likewise.
19253 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19254 set_bb_for_stmt, move_block_to_fn): Likewise.
19255 * tree-complex.c (tree_lower_complex): Likewise.
19256 * vec.h (VEC_safe_grow_cleared): New.
19258 2007-01-02 Ian Lance Taylor <iant@google.com>
19260 * c-common.c (c_common_truthvalue_conversion): When warning about
19261 using an assignment as a truth value, set TREE_NO_WARNING.
19263 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19266 * c.opt (Wold-style-declaration): New.
19267 * doc/invoke.texi (C-only Warning Options): New.
19268 (Wold-style-declaration): Document it.
19269 (Wextra): Enabled by -Wextra.
19270 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19271 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19272 -Wold-style-declaration.
19274 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19276 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19277 * cfgbuild.c (find_basic_blocks): Likewise.
19278 * cfgrtl.c (rtl_create_basic_block): Likewise.
19279 * function.c (temp_slots_at_level): Likewise.
19280 * reg-stack.c (stack_regs_mentioned): Likewise.
19281 * regclass.c (allocate_reg_info): Likewise.
19282 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19283 set_bb_for_stmt, move_block_to_fn): Likewise.
19284 * tree-complex.c (tree_lower_complex): Likewise.
19285 * vec.h (VEC_safe_grow_cleared): New.
19287 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19289 * c-common.c (c_common_nodes_and_builtins): Since variants of
19290 void_type_node get built before it is given a name, we need to
19291 give those variants the name, too.
19292 (complete_array_type): We need to work with the canonical main
19293 type of the array, from which we will build the qualified version.
19294 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19295 * print-tree.c (print_node): Display canonical type information
19297 * stor-layout.c (layout_type): When we don't know the
19298 alignment of a type for which we're building an array, we end up
19299 guessing wrong, so make the type require structural equality.
19300 * tree.c (make_node_stat): When we build a new type, it is its
19301 own canonical type.
19302 (build_type_attribute_qual_variant): When building an attribute
19303 variant, its canonical type is the non-attribute variant. However,
19304 if the attributes are target-dependent and they differ, we need to
19305 use structural equality checks for this type.
19306 (build_qualified_type): A qualified type is not equivalent to its
19307 unqualified variant; set the canonical type appropriately.
19308 (build_distinct_type_copy): When building a distinct type from
19309 another type, the new type is its own canonical type.
19310 (build_variant_type_copy): When building a new type variant, we
19311 assume that it is equivalent to the original type.
19312 (build_pointer_type_for_mode): When building a pointer type, also
19313 build a canonical type pointer.
19314 (build_reference_type_for_mode): When building a reference type,
19315 also build a canonical type reference.
19316 (build_index_type): When we can't hash an index type (e.g.,
19317 because its maximum value is negative), the index type requires
19318 structural equality tests.
19319 (build_array_type): Build the canonical form of an array type.
19320 (build_function_type): Function types require structural equality,
19321 because they contain default arguments, attributes, etc.
19322 (build_method_type_directly): Ditto for method types.
19323 (build_offset_type): Build the canonical offset type.
19324 (build_complex_type): Build the canonical vector type.
19325 (make_vector_type): Build the canonical vector type.
19326 * tree.h (TYPE_CANONICAL): New.
19327 (TYPE_STRUCTURAL_EQUALITY_P): New.
19328 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19329 (struct tree_type): Added "canonical" field.
19330 * params.h (VERIFY_CANONICAL_TYPES): New.
19331 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19332 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19333 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19334 * doc/invoke.texi (verify-canonical-types): Document --param
19335 parameter for verifying canonical types.
19337 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19339 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19340 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19341 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19342 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19344 * config/rs6000/e500.h: New.
19345 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19346 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19348 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19349 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19350 TARGET_E500_DOUBLE): Remove.
19351 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19352 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19353 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19354 * config/rs6000/rs6000.c (rs6000_override_options): Use
19355 CHECK_E500_OPTIONS.
19357 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19359 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19360 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19361 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19362 rs6000_emit_cmove): Don't check TARGET_E500.
19363 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19364 sordered): Don't check TARGET_E500.
19366 2007-01-01 Eric Christopher <echristo@apple.com>
19368 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19369 HARD_REGISTER_NUM_P.
19371 2007-01-01 Roger Sayle <roger@eyesopen.com>
19373 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19374 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19375 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19378 2007-01-01 Mike Stump <mrs@apple.com>
19380 * configure.ac: Remove support for building with Apple's gcc-3.1.
19382 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19384 PR middle-end/30311
19385 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19386 REG is a hard register. Do not modify REG before calling
19388 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19389 multiple of the size of YMODE for certain lowpart cases.
19391 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19393 PR middle-end/30253
19394 * gimplify (voidify_wrapper_expr): Update for
19395 GIMPLE_MODIFY_STMT.
19397 2007-01-01 Andreas Schwab <schwab@suse.de>
19400 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19401 save of BR0 in extra_spill_size instead of spill_size.
19402 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19404 (ia64_expand_epilogue): Restore BR0 from its new location.
19406 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19408 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19409 Use a temporary variable if the left hand side is not a gimple
19412 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19414 * gimplify.c (gimplify_return_expr): Make the temporary variable
19415 for the return expression, a gimple register variable.
19417 2007-01-01 Jan Hubicka <jh@suse.cz>
19419 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19422 2007-01-01 Mike Stump <mrs@apple.com>
19424 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19426 * config/darwin.c (machopic_select_rtx_section): Use
19427 HAVE_GAS_LITERAL16.
19428 (darwin_mergeable_constant_section): Likewise.
19429 * configure: Regenerate.
19430 * config.in: Regenerate.
19432 2007-01-01 Jan Hubicka <jh@suse.cz>
19433 Andrew Pinski <pinskia@gmail.com>
19435 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19436 before starting IPA passes.