1 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7 2007-07-16 Paul Brook <paul@codesourcery.com>
11 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12 (cirrus_thumb2_movsi_insn): Ditto.
14 2007-07-15 Geoffrey Keating <geoffk@apple.com>
16 * config/rs6000/darwin-fallback.c (interpret_libc): Change
19 2007-07-15 Andrew Haley <aph@redhat.com>
21 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
22 before looking in the context.
24 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
29 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
30 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
31 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
32 to generate .CALLINFO statement.
33 (hppa_expand_prologue): Set rp_saved.
34 (hppa_expand_epilogue): Use rp_saved.
35 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
36 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
38 2007-07-14 Dirk Mueller <dmueller@suse.de>
40 * omega.c (coalesce): Fix memory leak on early exit.
41 * matrix-reorg.c (check_allocation_function): Likewise.
42 * tree-vect-transform.c (vect_get_new_vect_var): free result
44 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
45 pass pointer to edge vector
46 (partition_hot_cold_basic_blocks): Fix memory leak.
47 * collect2.c (prefix_from_string): Free temporary storage.
48 * reload1.c (fixup_abnormal_edges): Free sbitmap.
50 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
52 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
53 (DO_GLOBAL_DTORS_BODY): Likewise.
55 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
56 Nigel Stephens <nigel@mips.com>
58 * config/mips/mips.c (mips_classify_symbol): Don't return
59 SYMBOL_SMALL_DATA for constant pool addresses if
60 TARGET_EMBEDDED_DATA is true.
62 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
64 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
65 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
66 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
67 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
68 __builtin_ia32_storehps, __builtin_ia32_storelps,
69 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
70 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
71 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
72 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
73 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
74 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
75 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
76 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
77 using def_builtin_const.
79 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
81 PR tree-optimization/32705
82 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
83 (simplify_binary_expression): Use SSA_VAL consistently.
85 2007-07-13 David Edelsohn <edelsohn@gnu.org>
87 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
88 (SPEFSCR_REGNO): Delete definition.
89 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
90 COUNT_REGISTER_REGNUM -> CTR_REGNO.
91 * config/rs6000/rs6000.h: Do not define *_REGNO.
92 LINK_REGISTER_REGNUM -> LR_REGNO.
93 COUNT_REGISTER_REGNUM -> CTR_REGNO.
94 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
95 COUNT_REGISTER_REGNUM -> CTR_REGNO.
96 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
97 R_VRSAVE, R_VSCR. Use them.
98 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
99 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
100 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
101 * config/rs6000/aix.h: Define R_LR. Use it.
103 2007-07-13 Caroline Tice <ctice@apple.com>
105 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
106 flag_var_tracking is explicitly turned off (i.e. when variable
107 tracking is not feasible); otherwise, turn flag_var_tracking on when
108 flag_var_tracking_uninit is on.
109 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
110 note definitions, to allow recording of initialization status in the
112 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
113 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
114 determine if two note locations are equal.
115 (output_loc_list): Don't output list entries whose start & end labels
117 (reg_loc_descriptor): Add parameter for initialization status; pass it
118 to other loc descriptor functions.
119 (one_reg_loc_descriptor): Add parameter for initialization status;
120 check its value and add DW_OP_GNU_uninit to returned loc descr if
122 (multiple_reg_loc_descriptor): Add parameter for initialization
124 pass init status argument to other loc descriptor functions; check
125 value of intialization parameter and add DW_OP_GNU_uninit to returned
126 loc descr if appropriate.
127 (based_loc_descr): Add parameter for initialization status; add new
128 variable for return value; check value of initialization parameter and
129 add DW_OP_GNU_uninit to returned loc descr if appropriate.
130 (concatn_mem_loc_descriptor): Add parameter for initialization status;
131 pass init status argument to other loc descriptor functions; check
132 value of intialization parameter and add DW_OP_GNU_uninit to returned
133 loc descr if appropriate.
134 (mem_loc_descriptor): Likewise.
135 (concat_loc_descriptor): Likewise.
136 (concatn_loc_descriptor): Likewise.
137 (loc_descriptor): Add parameter for initialization status; pass it as
138 argument to other loc descriptor function calls.
139 (loc_descriptor_from_tree_1): Add appropriate initialization status
140 to loc descriptor function calls.
141 (add_location_or_const_value_attribute): Get initialization status
142 from VAR_LOCATION note; add initialization status to loc descriptor
144 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
145 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
146 status is uninitialized, add "[uninint]" to output.
147 * common.opt (fvar-tracking-uninit): New option, similar to
148 fvar-tracking, to turn on tracking of uninitialized variables; creates
149 a new global flag, flag_var_tracking_uninit.
150 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
151 (enum var_init_status): New type, for var initialization status field.
152 * var-tracking.c (struct location_chain_def): Two new fields, init,
153 for initialization status, and set_src for the assignment value expr.
154 (unshare_variable): New parameter for initialization status;
155 initialize new init and set_src fields.
156 (var_reg_set): New parameters for initialization status and value;
157 pass them to set_variable_part.
158 (var_mem_set): Likewise.
159 (get_init_value): New function.
160 (var_reg_delete_and_set): New initialization status & value
161 parameters; add call to get_init_value if status is unknown; pass new
162 parameters to clobber_variable_part and var_reg_set.
163 (var_mem_delete_and_set): Likewise.
164 (var_reg_delete): Pass null set_src value to clobber_variable_part.
165 (var_mem_delete): Likewise.
166 (variable_union): Pass status to unshare_variable; initialize new init
167 and set_src fields. If flag_var_tracking_uninit is not set, force
168 status to initialized.
169 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
170 used later to get the set_src value.
171 (find_src_status): New function.
172 (find_src_set_src): New function.
173 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
174 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
175 MO_SET, get set_src value and pass it to var_reg_delete_and_set
176 and var_mem_delete_and_set.
177 (dump_variable): Print out "[uninit]" if appropriate.
178 (set_variable_part): Add new initialization and set_src parameters;
179 pass status to unshare_variable; set node->init and node- >set_src
180 fields and modify slot in hash table appropriately; save the init and
181 set_src values if appropriate and assign to the new node.
182 (clobber_variable_part): New set_src parameter; if two nodes have
183 same variable and same location but different set_src (assignment)
184 values, clobber old node.
185 (delete_variable_part): Pass init status to unshare_variable.
186 (emit_note_insn_var_location): Add initialized var; assign var's init
187 status to new 'initialized'; pass new init status field to calls to
188 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
189 status to initialized.
190 (emit_notes_in_bb): Pass initialization status to calls to
191 var_reg_set, var_mem_set, var_reg_delete_and_set and
192 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
193 var_reg_delete_and_set and var_mem_delete_and_set; call
194 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
195 make up for change in add_stores.
196 (vt_add_function_parameters): Add status to calls to
198 * config/darwin.c (darwin_override_options): Turn on uninitialized
199 tracking automatically, if var_tracking is on and the system is
202 2007-07-13 Sa Liu <saliu@de.ibm.com>
204 * config.gcc: Add options for arch and tune on SPU.
205 * config/spu/predicates.md: Add constant operands 0 and 1.
206 * config/spu/spu-builtins.def: Add builtins for double precision
207 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
208 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
210 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
212 * config/spu/spu-protos.h: Add new function prototypes.
213 * config/spu/spu.c (spu_override_options): Check options -march and
215 (spu_comp_icode): Add comparison code for DFmode and vector mode.
216 (spu_emit_branch_or_set): Use the new code for DFmode and vector
218 (spu_const_from_int): New. Create a vector constant from 4 ints.
219 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
220 (spu_emit_vector_compare): New. Emit vector compare.
221 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
222 * config/spu/spu.h: Add options -march and -mtune. Define processor
223 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
224 CANONICALIZE_COMPARISON.
225 * config/spu/spu.md: Add new insns for double precision compare
226 and double precision vector compare. Add vcond and smax/smin patterns
227 to enable DFmode vector conditional expression.
228 * config/spu/spu.opt: Add options -march and -mtune.
229 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
230 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
231 both CELL and CELLEDP targets: spu_testsv.
232 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
235 2007-07-13 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/32721
238 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
239 TREE_THIS_VOLATILE on the folded reference.
240 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
241 if the array reference has TREE_THIS_VOLATILE set.
243 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
246 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
248 2007-07-13 Andreas Schwab <schwab@suse.de>
250 * gengtype-lex.l: Allow declarations to be indented.
252 2007-07-12 Geoffrey Keating <geoffk@apple.com>
254 * ginclude/tgmath.h: New.
255 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
256 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
257 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
258 * configure: Regenerate.
260 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
262 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
263 correct index when setting register save state for xd
266 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
268 * config/sh/sh.c (mark_use): Remove.
270 2007-07-12 Paul Brook <paul@codesourcery.com>
272 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
273 reg does not overlap return value.
275 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
277 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
278 (set_expression_vuses): Ditto.
279 (init_pre): Initialize expression_vuses.
281 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
283 * config/i386/sse.md (storentdf, storentsf): New.
285 2007-07-12 Geoffrey Keating <geoffk@apple.com>
287 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
289 * tree.c (build_decl_stat): Move code from here...
290 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
291 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
292 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
293 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
294 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
297 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
298 Devang Patel <dpatel@apple.com>
300 PR tree-optimization/25413
301 * targhooks.c (default_builtin_vector_alignment_reachable): New.
302 * targhooks.h (default_builtin_vector_alignment_reachable): New.
303 * tree.h (contains_packed_reference): New.
304 * expr.c (contains_packed_reference): New.
305 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
306 (vect_enhance_data_refs_alignment): Call
307 vector_alignment_reachable_p.
308 * target.h (vector_alignment_reachable): New builtin.
309 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
310 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
311 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
313 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
315 * target.h (builtin_vectorization_cost): Add new target builtin.
316 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
317 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
318 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
319 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
320 uninitialized variables.
321 * tree-vect-transform.c (cost_for_stmt): New function.
322 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
323 using cost 1 for all scalar stmts. Be less conservative when
324 estimating the number of prologue/epulogue iterations. Call
325 targetm.vectorize.builtin_vectorization_cost. Return
326 min_profitable_iters-1.
327 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
328 initialization cost instead of TARG_VEC_STMT_COST. Use
329 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
330 epilogue code. Fix epilogue cost computation.
331 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
332 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
333 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
334 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
335 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
336 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
338 2007-07-12 Richard Guenther <rguenther@suse.de>
340 * gimplify.c (gimplify_conversion): Make sure that the result
341 from maybe_fold_offset_to_reference is trivially convertible
342 to the desired type before doing the simplification.
343 (gimplify_expr): Likewise.
344 * fold-const.c (fold_binary): Use the correct types for
345 building the simplified expression.
347 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
349 PR rtl-optimization/32729
350 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
351 that fallthru to exit.
353 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
355 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
356 (symDTPOFF2reg): Likewise.
358 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
360 PR tree-optimization/32663
362 * tree.h (VALUE_HANDLE_VUSES): Remove.
363 (struct tree_value_handle): Remove vuses.
365 * tree-vn.c (create_value_handle_for_expr): Don't set
368 * tree-ssa-pre.c (expression_vuses): New.
369 (alloc_expression_id): Set up expression_vuses.
370 (get_expression_vuses): New.
371 (set_expression_vuses): Ditto.
372 (clear_expression_ids): Modify for expression_vuses.
373 (phi_translate_1): Ditto.
374 (phi_translate_set): Ditto.
375 (value_dies_in_block_x): Ditto
376 (valid_in_sets): Ditto.
377 (add_to_sets): Ditto.
378 (find_existing_value_expr): Ditto.
379 (create_value_handle_for_expr): Ditto.
380 (make_values_for_stmt): Ditto.
381 (vuse_equiv): Remove.
383 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
385 * Makefile.in (mostlyclean): Remove object files.
387 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
389 * toplev.c (no_new_pseudos): Deleted.
390 * rtl.h (no_new_pseudos): Deleted.
391 * tree-pass.h (pass_no_new_pseudos): Deleted.
392 * passes.c (pass_no_new_pseudos): Deleted.
393 * final.c (rest_of_clean_state): Removed no_new_pseudos.
394 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
395 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
397 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
398 * rtlhooks.c (gen_lowpart_general): Ditto.
399 * optabs.c (prepare_operand): Ditto.
400 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
402 * modulo-sched.c (rest_of_handle_sms): Ditto.
403 * see.c (rest_of_handle_see): Ditto.
404 * ifcvt.c (if_convert): Ditto.
405 (gate_handle_if_after_combine): Replaced no_new_pseudos with
407 * init-regs.c (gate_initialize_regs): Deleted set of
409 * lower-subreg.c (decompose_multiword_subregs): Ditto.
410 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
411 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
413 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
416 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
417 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
418 (*vec_extractv2di_1_rex64): New insn pattern.
420 2007-07-11 David Daney <ddaney@avtrex.com>
422 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
423 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
424 for SIGNAL_UNWIND_RETURN_COLUMN.
425 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
426 (DWARF_FRAME_REGNUM): Rewrite.
427 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
429 2007-07-11 Nick Clifton <nickc@redhat.com>
431 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
432 delta and use gen_int_mode in place of GET_INT instead.
434 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
436 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
439 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
441 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
442 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
444 * params.h (VERIFY_CANONICAL_TYPES): Remove.
445 (USE_CANONICAL_TYPES): New.
446 * doc/invoke.texi (verify-canonical-types): Remove.
447 (use-canonical-types): Add.
449 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
451 * config/spu/spu.c (spu_optimization_options): Remove setting of
452 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
453 (spu_override_options): Move it here.
455 2007-07-11 Richard Sandiford <richard@codesourcery.com>
457 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
458 * config/mips/mips.c (mips_cpu_info_table): Mention
459 MIPS_ISA_LEVEL_SPEC in the comment.
461 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
463 PR tree-optimization/32713
464 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
466 2007-07-11 Paolo Carlini <pcarlini@suse.de>
469 * c-opts.c (c_common_post_options): Do not change flag_complex_method
470 conditional to flag_isoc99.
471 (c_common_init_options): Do it here, unconditionally.
473 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
475 PR tree-optimization/32589
476 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
477 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
478 * tree-ssa-propagate.c (valid_gimple_expression_p): New
479 predicate, extracted from...
480 (set_rhs): ...here. Call it for the expression on entry.
481 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
482 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
483 (simplify_binary_expression): Use valid_gimple_expression_p
484 to validate the simplification.
485 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
487 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
489 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
490 DWARF2_DEBUG on 32 bit target too.
491 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
493 2007-07-11 Nick Clifton <nickc@redhat.com>
495 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
496 version for 64-bit hosts.
498 2007-07-10 David Daney <ddaney@avtrex.com>
500 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
502 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
504 * config/mips/mips.c (mips_expand_synci_loop): New function.
505 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
506 (UNSPEC_RDHWR): Same.
507 (UNSPEC_SYNCI): Same.
509 (clear_cache): New expand.
513 (clear_hazard): Same.
514 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
516 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
517 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
519 2007-07-10 Ian Lance Taylor <iant@google.com>
521 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
524 2007-07-10 David Daney <ddaney@avtrex.com>
526 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
527 * builtins.c (expand_builtin___clear_cache): New function.
528 (expand_builtin): Call expand_builtin___clear_cache for
529 BUILT_IN_CLEAR_CACHE case.
530 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
531 * doc/md.texi (clear_cache): Document new instruction pattern.
532 * testsuite/gcc.dg/builtins-64.c: New test.
534 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
536 * config/cris/cris.md ("movsi"): Fix typo in last change.
538 2007-07-09 Geoffrey Keating <geoffk@apple.com>
541 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
543 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
544 * varasm.c (assemble_start_function): Honor DECL_ALIGN
545 for FUNCTION_DECLs. Don't use align_functions_log if
547 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
548 even for FUNCTION_DECLs.
549 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
551 * tree.h (DECL_ALIGN): Update for new location of 'align'.
552 (DECL_FUNCTION_CODE): Update for new location and name of
554 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
555 (struct tree_decl_common): Move 'align' and 'off_align' out
556 of union, ensure they're still on a 32-bit boundary. Remove
557 other fields in union 'u1'.
558 (struct tree_function_decl): Add field 'function_code' replacing
559 'u1.f' in tree_decl_common.
560 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
561 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
562 (Variable Attributes): Cross-reference 'aligned' attribute
563 to Function Attributes.
564 * flags.h (force_align_functions_log): Delete.
565 * toplev.c (force_align_functions_log): Delete.
567 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
571 (*vec_concatv2di_rex): New insn pattern.
573 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
576 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
578 2007-07-10 Ian Lance Taylor <iant@google.com>
580 Replace no_new_pseudos in backends.
581 * rtl.h (can_create_pseudo_p): Define.
582 * config/darwin.c (machopic_indirect_data_reference): Use
583 can_create_pseudo_p () instead of no_new_pseudos.
584 (machopic_indirect_data_reference): Likewise.
585 (machopic_legitimize_pic_address): Likewise.
586 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
587 (alpha_emit_set_const_1): Likewise.
588 (alpha_emit_set_const): Likewise.
589 (alpha_emit_conditional_move): Likewise.
590 (alpha_split_conditional_move): Likewise.
591 * config/alpha/alpha.md (various splitters): Likewise.
593 * config/arm/arm.c (legitimize_pic_address): Likewise.
594 (arm_load_pic_register): Likewise.
595 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
596 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
597 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
598 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
599 * config/cris/cris.md (movsi): Likewise.
600 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
601 (symGOTOFF2reg_hilo): Likewise.
602 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
603 * config/h8300/h8300.md (insv, extzv): Likewise.
604 * config/i386/i386.c (ix86_expand_move): Likewise.
605 (ix86_expand_vector_move): Likewise.
606 (ix86_prepare_fp_compare_args): Likewise.
607 (ix86_expand_carry_flag_compare): Likewise.
608 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
609 (tls_dynamic_gnu2_combine_32): Likewise.
610 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
611 * config/ia64/ia64.c (ia64_expand_move): Likewise.
612 (ia64_expand_movxf_movrf): Likewise.
613 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
614 (m32c_split_move): Likewise.
615 (m32c_expand_insv): Likewise.
616 * config/m68k/m68k.md (movsi): Likewise.
617 * config/mips/mips.c (mips_force_temporary): Likewise.
618 (mips_split_symbol): Likewise.
619 (mips_move_integer): Likewise.
620 (mips_legitimize_const_move): Likewise.
621 * config/mn10300/mn10300.md (movsi): Likewise.
622 * config/pa/pa.c (emit_move_sequence): Likewise.
623 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
624 (rs6000_got_register): Likewise.
625 (create_TOC_reference): Likewise.
626 (rs6000_machopic_legitimize_pic_address): Likewise.
627 * config/rs6000/rs6000.md (add<mode>3): Likewise.
628 (various splitters): Likewise.
629 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
630 (movsi_got): Likewise.
631 * config/s390/s390.c (emit_symbolic_move): Likewise.
632 * config/s390/s390.md (movhi, movqi): Likewise.
633 (load_multiple, store_multiple): Likewise.
634 * config/score/score.c (score_force_temporary): Likewise.
635 * config/sh/sh.c (prepare_move_operands): Likewise.
636 (prepare_cbranch_operands): Likewise.
637 (emit_fpu_switch): Likewise.
638 (fpscr_set_from_mem): Likewise.
639 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
640 (adddi3, subsi3): Likewise.
641 (various splitters): Likewise.
642 (divsi_inv_fp_combine): Likewise.
643 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
644 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
646 * config/sh/predicates.md (xor_operand): Likewise.
647 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
648 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
649 (movdi_pic_label_ref): Likewise.
650 * config/spu/spu.c (spu_split_immediate): Likewise.
651 * config/alpha/alpha.md (various splitters): Remove test
652 !no_new_pseudos || reload_completed.
653 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
655 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
656 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
657 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
658 * config/score/score.c (th_output_mi_thunk): Likewise.
659 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
660 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
662 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
664 PR rtl-optimization/32664
665 * mode-switching.c (create_pre_exit): Skip barrier insns.
667 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
669 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
670 force_gimple_operand_bsi.
671 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
672 rewrite_use_compare): Ditto.
673 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
675 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
676 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
677 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
678 * tree-profile.c (prepare_instrumented_value,
679 tree_gen_interval_profiler, tree_gen_pow2_profiler,
680 tree_gen_one_value_profiler, tree_gen_ic_profiler,
681 tree_gen_ic_func_profiler, tree_gen_average_profiler,
682 tree_gen_ior_profiler): Ditto.
683 * tree-ssa-reassoc.c (negate_value): Ditto.
684 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
685 Use force_gimple_operand_bsi.
686 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
687 * tree-if-conv.c (add_to_dst_predicate_list,
688 find_phi_replacement_condition): Ditto.
689 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
690 Call mark_symbols_for_renaming for new statements.
691 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
693 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
695 * cfghooks.c (remove_edge): New function.
696 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
698 * cfghooks.h (remove_edge): Declare.
699 * cfg.c (remove_edge): Renamed to remove_edge_raw.
700 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
702 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
704 * optabs.h: Added declaration for signbit_optab.
705 * optabs.c: (init_optabs): Added initialization for signbit_optab.
706 * genoptinit.c (optabs): Added entry for signbit insns.
707 * builtins.c (expand_builtin_signbit): Added code to use a signbit
709 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
710 * config/s390/s390.md (signbit<mode>2): New expander.
712 2007-07-09 Richard Guenther <rguenther@suse.de>
715 * fold-const.c (fold_plusminus_mult_expr): Move constant
716 arguments second to allow decomposing.
718 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
721 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
723 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
724 Disregard DECL_FROM_INLINE.
726 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
729 * doc/invoke.texi: Add ftree-reassoc flag.
730 * common.opt (ftree-reassoc): New flag.
731 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
732 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
734 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
736 PR tree-optimization/32681
737 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
738 saved in second_edge->aux when first_bb is a loop header.
740 2007-07-09 Jan HUbicka <jh@suse.cz>
742 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
744 2007-07-09 Richard Guenther <rguenther@suse.de>
746 * c-decl.c (start_function): Do not promote return type.
748 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
750 * function.c (do_warn_unused_parameter): Do not warn if
751 TREE_NO_WARNING is set.
753 2007-07-08 Andreas Schwab <schwab@suse.de>
755 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
757 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
760 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
762 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
763 apply to assembly language, too.
764 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
766 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
768 Revert (note the sccvn portions are *not* reverted)
769 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
771 Fix PR tree-optimization/23488
773 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
775 * tree-flow-inline.h (get_value_handle): Ditto.
776 * tree-ssa-pre.c (decl_vh_map): New.
777 (decl_node_pool): New.
778 (can_value_number_operation): Support DECL_P.
779 (can_PRE_operation): Ditto.
780 (create_expression_by_pieces): Ditto.
781 (find_existing_value_expr): Modify to differnetiate between
782 addressing and top level.
783 (create_value_handle_for_expr): Handle DECL's.
784 (poolify_tree): Ditto.
785 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
786 (make_values_for_stmt): Handle DECL's properly.
787 (init_pre): Reorg to not init useless things during FRE.
789 * tree-flow.h: Include pointer-set.h.
790 (decl_vh_map): Declare.
791 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
793 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
795 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
796 the constraint description.
797 * doc/md.texi: Update documentation of AVR constraints.
799 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
801 * auto-inc-dec.c, config/arm/arm.c,
802 config/m32r/constraints.md, config/mips/mips.md,
803 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
804 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
805 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
806 typos. Follow spelling conventions.
807 * doc/invoke.texi, doc/rtl.texi: Fix typos.
809 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
810 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
812 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
813 realloc_vuse): Remove.
814 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
817 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
819 Fix PR tree-optimization/23488
821 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
822 (try_to_simplify): Ditto.
824 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
826 * tree-flow-inline.h (get_value_handle): Ditto.
827 * tree-ssa-pre.c (decl_vh_map): New.
828 (decl_node_pool): New.
829 (can_value_number_operation): Support DECL_P.
830 (can_PRE_operation): Ditto.
831 (create_expression_by_pieces): Ditto.
832 (find_existing_value_expr): Modify to differnetiate between
833 addressing and top level.
834 (create_value_handle_for_expr): Handle DECL's.
835 (poolify_tree): Ditto.
836 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
837 (make_values_for_stmt): Handle DECL's properly.
838 (init_pre): Reorg to not init useless things during FRE.
840 * tree-flow.h: Include pointer-set.h.
841 (decl_vh_map): Declare.
842 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
844 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
846 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
847 apply to assembly language, too.
848 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
850 2007-07-06 Ian Lance Taylor <iant@google.com>
851 Zack Weinberg <zackw@panix.com>
854 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
856 2007-07-06 Richard Sandiford <richard@codesourcery.com>
858 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
859 (prefetch): Likewise if "pref" would be used.
861 2007-07-06 Josh Conner <jconner@apple.com>
865 * calls.c (store_one_arg): Handle arguments which are partially
866 on the stack when detecting argument overlap.
868 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
870 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
871 chosen during find_reloads.
873 2007-07-06 Richard Guenther <rguenther@suse.de>
875 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
876 TYPE_ARG_TYPES for verification of argument types. Use
877 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
878 parameters as variable arguments.
880 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
882 * libgcc2.h (word_type): Type definition removed.
883 (cmp_return_type, shift_count_type): Type definitions added.
884 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
885 replaced with shift_count_type.
886 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
888 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
889 changed from word_type to Wtype.
890 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
891 replaced with shift_count_type.
892 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
894 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
895 and libgcc_shift_count attribute added.
896 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
897 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
898 (TARGET_INITIALIZER): New target hooks added.
899 * targhooks.c (default_libgcc_cmp_return_mode,
900 default_libgcc_shift_count_mode): Default implementations for the new
902 * targhooks.h (default_libgcc_cmp_return_mode,
903 default_libgcc_shift_count_mode): Function prototypes added.
904 * target.h (struct gcc_target): Fields for the new target hooks added.
905 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
907 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
910 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
911 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
913 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
914 s390_libgcc_shift_count_mode): Functions added.
915 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
916 Target hooks defined.
918 2007-07-06 Richard Sandiford <richard@codesourcery.com>
920 * config/mips/mips.c (compute_frame_size): Restore the original
921 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
922 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
923 Document why the difference is needed.
925 2007-07-06 Richard Guenther <rguenther@suse.de>
927 * c-common.c (boolean_increment): Use correctly typed
930 2007-07-06 Richard Sandiford <richard@codesourcery.com>
932 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
933 the topmost argument register is not also included in the save mask.
934 (mips16e_collect_argument_save_p): Take a pointer to the argument
935 register, rather than a pointer to the number of arguments.
936 (mips16e_collect_argument_saves): Only include argument saves
937 that aren't in the register mask.
939 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
941 PR rtl-optimization/32450
942 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
943 to ensure that instructions are not moved into the prologue when
944 profiling is on. Remove unused prologue_end variable.
945 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
946 as a scheduling barrier.
948 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
951 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
952 Disregard DECL_FROM_INLINE.
954 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
956 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
957 IORing with a constant.
959 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
961 PR rtl-optimization/32475
962 * df-scan.c (df_def_record_1): Add a use of the stack pointer
963 for every definition of the stack pointer.
965 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
967 * arm.c (vfp3_const_double_index): Copy signed results of
968 REAL_VALUE_TO_INT into unsigned vars.
970 2007-07-05 Richard Guenther <rguenther@suse.de>
973 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
975 * tree-ssa.c (useless_type_conversion_p): Check canonical
978 2007-07-05 Anatoly Sokolov <aesok@post.ru>
980 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
981 zero_extendhisi2): Change to define_insn_and_split.
982 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
984 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
986 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
987 pass_match_asm_constraints): New.
988 * passes.c (init_optimization_passes): Add new pass.
989 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
990 * function.h (struct function): Add has_asm_statement bit.
991 (current_function_has_asm_statement): New.
992 * tree-pass.h (pass_match_asm_constraints): New.
994 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
996 * config/mips/mips.c (mips_file_start): Avoid declaration
999 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1001 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1003 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1005 * rtl.def (NOTE): Change print format string to print
1006 operand 5 as a note insn name.
1008 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1009 David Ung <davidu@mips.com>
1011 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1012 * doc/invoke.texi: (MIPS Options): Document them.
1014 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1015 David Ung <davidu@mips.com>
1017 Add support for SmartMIPS ASE.
1019 * optabs.c (expand_binop_directly): New, broken out from...
1020 (expand_binop): Here. Make it try rotating in the other
1021 direction even when the second operand isn't constant.
1022 * config/mips/mips.md (*lwxs): New.
1023 * config/mips/mips.opt (msmartmips): New.
1024 * config/mips/mips.c (mips_lwxs_address_p): New.
1025 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1026 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1027 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1028 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1029 (ISA_HAS_LWXS): New.
1030 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1031 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1032 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1033 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1034 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1035 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1036 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1038 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1040 * tree-vectorizer.c (new_loop_vec_info): Initialize
1041 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1042 * tree-vectorizer.h (_loop_vec_info): Added new filed
1043 min_profitable_iters.
1044 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1045 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1046 * tree-vect-analyze.c (vect_analyze_operations): Set
1047 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1048 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1049 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1050 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1051 and prologue cost to after they are computed.
1052 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1054 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1055 of creating vectors from scalars according to dt.
1056 (vect_model_store_cost): Likewise.
1057 (vectorizable_call): Use dt array instead of scalar dt. Call
1058 vect_model_simple_cost with additional argument dt.
1059 (vectorizable_assignment): Likewise.
1060 (vectorizable_operation): Likewise.
1061 (vectorizable_type_demotion): Likewise.
1062 (vectorizable_type_promotion): Likewise.
1063 (vectorizable_store): Use dt array instead of scalar dt. Call
1064 vect_model_store_cost with additional argument dt.
1065 (vect_do_peeling_for_loop_bound): Don't call
1066 vect_estimate_min_profitable_iters. Instead, lookup
1067 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1068 "may not be profitable".
1070 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1073 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1074 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1075 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1076 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1078 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1080 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1081 addressing modes cheaper.
1083 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1085 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1086 (dw_ranges_struct): Rename block_num to num. Adjust.
1087 (dw_ranges_by_label_struct): New.
1088 (ranges_by_label, ranges_by_label_allocated,
1089 ranges_by_label_in_use): New variables.
1090 (add_ranges_num): Factored most of the code out of...
1091 (add_ranges): ... this one. Rewrite in terms of the former.
1092 (add_ranges_by_labels): New.
1093 (output_ranges): Output by-label ranges.
1094 (dwarf2out_finish): Output range for multiple-section
1095 compile_unit. Output standard DW_AT_low_pc in addition to
1096 unexpected DW_AT_entry_pc.
1098 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1100 PR tree-optimization/32604
1101 PR tree-optimization/32606
1103 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1104 (compute_antic_safe): Removed.
1105 (ANTIC_SAFE_LOADS): Ditto.
1106 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1107 (execute_pre): Don't call compute_antic_safe.
1108 (vuse_equiv): New function.
1109 (make_values_for_stmt): Use it
1110 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1113 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1116 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1118 (avr_attribute_table): Make "naked" attribute apply to function types
1119 rather than to decls.
1120 (avr_handle_fntype_attribute): New function.
1122 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1124 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1127 2007-07-04 David Ung <davidu@mips.com>
1128 Joseph Myers <joseph@codesourcery.com>
1130 * config/mips/mips.md (type): Add logical, signext and move.
1131 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1132 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1133 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1134 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1135 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1136 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1137 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1138 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1139 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1140 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1141 movv2sf_hardfloat_64bit): Use the new types.
1142 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1143 *movdf_softfloat, *movdf_mips16): Use "multi".
1144 (extendqihi2): Replace with a define_expand.
1145 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1146 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1147 * config/mips/74k.md (r74k_int_logical): New reservation and
1149 (r74k_int_arith): Remove "slt".
1150 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1151 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1152 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1153 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1154 reservations for "arith".
1156 2007-07-04 Richard Guenther <rguenther@suse.de>
1158 * tree-ssa.c (useless_type_conversion_p): Add handling for
1159 scalar float and vector types. Only call the types_compatible_p
1160 langhook for aggregate types as last resort. Follow the
1163 2007-07-04 Richard Guenther <rguenther@suse.de>
1165 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1166 the same as NOP_EXPR.
1168 2007-07-04 Nick Clifton <nickc@redhat.com>
1170 * target.h (struct gcc_target): Add target_help field.
1171 * target-def.h (TARGET_HELP): New.
1172 (TARGET_INITIALIZER): Use TARGET_HELP.
1173 * opts.c (command_handle_option): Invoke target_help function, if
1174 defined, when the user has specified --target-help on the command
1176 * doc/invoke.texi: Mention that --target-help might print
1177 additional information.
1178 * doc/tm.texi: Document TARGET_HELP hook.
1180 * arm.c (TARGET_HELP): Override default definition.
1181 (arm_target_help): New - display a wrapped list of cores and
1182 architectures supported.
1184 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1186 * config/gcc/v850/v850.c (expand_prologue): Make sure
1187 GEN_INT() argument is sign extended rather than zero extended.
1188 (expand_epilogue): Likewise.
1189 (output_move_double): Delete.
1190 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1191 * config/gcc/v850/v850.md (movdi): Delete.
1192 (*movdi_internal): Delete.
1194 (*movdf_internal): Delete.
1196 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1198 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1199 unless compiling RTP PIC.
1201 2007-07-04 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/32482
1204 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1205 original ssa name if we didn't find a shift expression.
1206 Fix shift constant for bit zero test.
1208 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1210 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1212 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1214 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1215 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1216 * config/arm/vxworks.h (ASM_SPEC): Delete.
1217 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1219 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1221 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1222 (DDR_REVERSED_P): New.
1223 * tree-data-ref.c (initialize_data_dependence_relation,
1224 build_classic_dist_vector): Set DDR_REVERSED_P.
1226 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1229 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1230 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1231 init_omega_for_ddr_1): Use non conservative number of iterations
1233 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1234 (analyze_siv_subscript): Remove FIXME and reinitialization of
1235 last_conflicts to chrec_dont_know.
1236 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1238 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1240 * tree.c (maybe_canonicalize_argtypes): Improve description.
1242 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1244 * tree.c (maybe_canonicalize_argtypes): New.
1245 (build_function_type): Set canonical type.
1246 (build_method_type_directly): Ditto.
1247 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1250 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1252 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1254 (rewrite_use_nonlinear_expr): Likewise.
1256 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1258 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1260 2007-07-04 Ben Elliston <bje@au.ibm.com>
1262 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1265 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1267 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1268 (Exception Handling): Likewise.
1270 2007-07-03 Jan Hubicka <jh@suse.cz>
1272 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1274 2007-07-03 Eric Christopher <echristo@apple.com>
1276 * doc/cppopts.texi: Add conflicting option note to -dM.
1277 * doc/invoke.texi: Add note about possible conflicts with
1278 -E for -dCHARS and note that -dM will not produce
1279 any results if there is no machine dependent reorg.
1281 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1283 * tree.h (DECL_ALIGN): Back out previous change.
1285 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1287 * configure.ac: Test for .dtprelword support on MIPS.
1288 * configure, config.in: Regenerate.
1289 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1290 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1292 2007-07-03 Julian Brown <julian@codesourcery.com>
1294 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1295 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1296 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1297 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1299 (all_fpus): Add FPUTYPE_VFP3.
1300 (fp_model_for_fpu): Add VFPv3 field.
1301 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1302 (vfp3_const_double_index): New function. Return integer index of
1303 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1305 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1306 and argument represents a valid RTX for a VFPv3 constant.
1307 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1309 (vfp_emit_fstmd): Similar, for fstmd.
1310 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1311 constants, represented as integer indices.
1312 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1313 VFP_REGNO_OK_FOR_DOUBLE macros.
1314 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1315 (arm_file_start): Set float-abi attribute for VFPv3, and output
1316 correct ".fpu" assembler directive.
1317 (arm_dbx_register_numbering): Add FIXME.
1318 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1319 (fputype): Add FPUTYPE_VFP3.
1320 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1321 (CALL_USED_REGISTERS): Likewise.
1322 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1323 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1324 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1325 (D7_VFP_REGNUM): New.
1326 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1327 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1328 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1329 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1330 (REG_ALLOC_ORDER): Adjust for VFPv3.
1331 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1332 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1333 VFP_LO_REGS, VFP_HI_REGS.
1334 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1335 (IS_VFP_CLASS): Define macro.
1336 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1338 (REGISTER_MOVE_COST): Likewise.
1339 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1340 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1341 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1342 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1343 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1344 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1345 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1346 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1347 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1348 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1349 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1350 where appropriate for single-word registers.
1351 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1352 As above. Fix type attributes.
1353 * config/arm/constraints.md (register_contraint "t"): Define.
1354 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1356 (register_constraint "x"): Define.
1357 (constraint "Dv"): Define.
1359 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1361 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1363 2007-07-03 Tom Tromey <tromey@redhat.com>
1365 * c-parser.c (objc_pq_context): Removed.
1366 (objc_need_raw_identifier): Likewise.
1367 (c_parser) <objc_pq_context>: New field.
1368 <objc_need_raw_identifier>: Likewise.
1369 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1370 (c_lex_one_token): Update.
1371 (c_parser_objc_protocol_definition): Update.
1372 (c_parser_objc_method_definition): Update.
1373 (c_parser_objc_methodproto): Update.
1374 (c_parser_declspecs): Update.
1376 2007-07-03 David Ung <davidu@mips.com>
1378 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1380 2007-07-03 David Ung <davidu@mips.com>
1381 Richard Sandiford <richard@codesourcery.com>
1383 * doc/invoke.texi: Document -march=74kf3_2.
1384 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1385 (TUNE_74K): Check for it.
1386 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1387 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1388 * config/mips/mips.md (cpu): Add 74kf3_2.
1389 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1390 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1391 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1392 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1393 74kf3_2 to the CPU list.
1394 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1395 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1396 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1397 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1398 (r74kf3_2_fxfer_from_c1): New insn reservations.
1400 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1401 David Ung <davidu@mips.com>
1403 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1404 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1405 and 74k[fx]. Document aliases for the new options.
1406 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1407 (PROCESSOR_24KF2_1): ...this.
1408 (PROCESSOR_24KX): Rename to...
1409 (PROCESSOR_24KF1_1): ...this.
1410 (PROCESSOR_74KF): Rename to...
1411 (PROCESSOR_74KF2_1): ...this.
1412 (PROCESSOR_74KX): Rename to...
1413 (PROCESSOR_74KF1_1): ...this.
1414 (TUNE_74K): Update PROCESSOR_* names.
1415 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1416 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1417 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1418 (mips_rtx_cost_data): Update processor names in comments.
1419 (mips_issue_rate): Update PROCESSOR_* names.
1420 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1421 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1422 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1423 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1424 Update cpu attribute names.
1425 (r24k_fpu_iss): Rename this reservation to...
1426 (r24kf2_1_fpu_iss): ...this and update all uses.
1427 (r24kx_fpu_iss): Rename this reservation to...
1428 (r24kf1_1_fpu_iss): ...this and update all uses.
1429 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1430 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1431 Update cpu attribute names.
1433 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1435 * config/m32r/constraints.md: New file.
1436 * config/m32r/m32r.c: Include tm-constrs.h.
1437 (small_data_operand): Use satisfies_constraint_* instead of macro.
1438 (addr24_operand, gen_compare): Likewise.
1439 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1440 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1441 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1442 EXTRA_CONSTRAINT): Likewise.
1443 * config/m32r/m32r.md: Include constraints.md.
1444 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1445 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1446 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1447 (two_insn_const_operand, int8_operand, uint16_operand,
1448 reg_or_int16_operand, reg_or_uint16_operand,
1449 reg_or_cmp_int16_operand, cmp_int16_operand,
1450 seth_add3_operand): Likewise.
1452 2007-07-03 Eric Christopher <echristo@gmail.com>
1454 * libgcc2.h: Conditionally declare __bswapsi2 and
1457 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1459 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1462 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1465 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1466 (__gthrw_pragma): Provide default definition.
1468 * gthr-posix.c (__gthrw_pragma): Define.
1470 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1472 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1473 before declaring inequality.
1475 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1477 * combine.c (recog_for_combine): Log the success or failure of
1478 matching new insn patterns against the machine description in
1481 2007-07-03 Revital Eres <eres@il.ibm.com>
1483 * ddg.c (print_sccs): New function.
1484 (check_sccs): New function.
1485 (create_ddg_all_sccs): Use it.
1486 * ddg.h (print_sccs): Declare.
1487 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1489 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1491 * targhooks.h (default_mode_for_suffix): New function declaration.
1492 * targhooks.c (default_mode_for_suffix): New default target hook.
1493 * target.h (struct c): New structure in the targetm struct.
1494 (mode_for_suffix): New target hook as part of struct c.
1495 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1496 default_mode_for_suffix.
1497 (TARGET_C): New define.
1498 * c-lex.c: Include "target.h".
1499 (interpret_float): Use targetm.c.mode_for_suffix to determine
1500 the mode for a given non-standard suffix.
1501 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1503 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1504 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1506 * doc/extend.texi (Floating Types): New node. Document __float80 and
1507 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1509 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1512 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1513 predicate instead of target_operand.
1514 (divsi3_i1_media, divsi3_media_2): Likewise.
1516 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1518 * tree.h (alias_sets_might_conflict_p): Rename into
1519 alias_sets_must_conflict_p.
1520 * alias.c (alias_sets_might_conflict_p): Likewise.
1521 (alias_sets_conflict_p): Use it.
1522 (objects_must_conflict_p): Likewise.
1523 * c-common.c (strict_aliasing_warning): Adjust.
1525 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1527 * rtlhooks.c (gen_lowpart_if_possible): Check for
1528 invalid subreg before calling gen_lowpart_SUBREG.
1530 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1532 * config/darwin9.h: Add copyright notice.
1533 (LINK_COMMAND_SPEC): Add comment.
1534 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1535 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1536 DARWIN_LIBSYSTEM_HAS_UNWIND.
1538 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1541 * omp-low.c (check_combined_parallel): New function.
1542 (lower_omp_parallel): Call it via walk_stmts, set
1543 OMP_PARALLEL_COMBINED if appropriate.
1544 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1545 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1546 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1547 don't consider it as combined parallel.
1549 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1551 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1552 (gcc_tooldir): Likewise.
1553 * configure: Regenerate.
1554 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1555 old configure.ac gcc_tooldir setting.
1556 (prefix_to_exec_prefix): New variable.
1557 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1558 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1560 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1562 Fix PR tree-optimization/32583
1563 Fix PR tree-optimization/32584
1564 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1565 (phi_translate_set): Use phi_translate directly now.
1566 (make_values_for_stmt): Don't value number RHS if we already know
1569 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1570 Jim Wilson <wilson@specifix.com>
1573 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1576 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1577 Richard Sandiford <richard@codesourcery.com>
1578 Nigel Stephens <nigel@mips.com>
1580 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1581 (mips16e_output_save_restore): Declare.
1582 (mips16e_save_restore_pattern_p): Likewise.
1583 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1584 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1585 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1586 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1587 (BITSET_P): New global macro, extracted from...
1588 (mips_for_each_saved_reg): ...here.
1589 (mips16e_save_restore_info): New struct.
1590 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1591 (mips16e_save_restore_regs): New variable.
1592 (mips_split_plus, mips16e_find_first_register): New functions.
1593 (mips16e_mask_registers): New function.
1594 (compute_frame_size): Expand the commentary before the function.
1595 Enforce the MIPS16e save and restore register range restrictions.
1596 Pad the general register save area at the low end.
1597 (mips16e_save_restore_reg, mips16e_build_save_restore)
1598 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1599 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1600 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1602 (mips_expand_prologue, mips_expand_epilogue): Handle
1603 GENERATE_MIPS16E_SAVE_RESTORE.
1604 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1606 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1608 PR tree-optimization/31966
1609 PR tree-optimization/32533
1610 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1611 "basic_block" description as its third argument. Update function
1612 calls to get destination bb from "edge" argument. Save "cond" into
1613 aux field of the edge. Update prototype for changed arguments.
1614 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1616 (find_phi_replacement_condition): Operate on incoming edges, not
1617 on predecessor blocks. If there is a condition saved in the
1618 incoming edge aux field, AND it with incoming bb predicate.
1619 Return source bb of the first edge.
1620 (clean_predicate_lists): Clean aux field of outgoing node edges.
1621 (tree_if_conversion): Do not initialize cond variable. Move
1622 variable declaration into the loop.
1623 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1624 initializations of new_stmt, arg0 and arg1 variables.
1626 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1628 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1629 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1631 2007-07-02 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa.c (useless_type_conversion_p): Document
1634 future intent as defining the middle-end type system.
1635 Re-structure to call langhook last, group by type class,
1636 mark questionable parts.
1638 2007-07-02 Richard Guenther <rguenther@suse.de>
1640 * tree-flow.h (types_compatible_p): Declare.
1641 * tree-ssa.c (types_compatible_p): New function.
1642 * ipa-type-escape.c (discover_unique_type): Use
1643 types_compatible_p instead of lang_hooks.types_compatible_p.
1644 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1645 * tree-vn.c (expressions_equal_p): Likewise.
1646 * tree.c (fields_compatible_p): Likewise.
1647 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1648 (cprop_operand): Use useless_type_conversion_p instead of
1649 lang_hooks.types_compatible_p.
1650 * tree-inline.c (setup_one_parameter): Likewise.
1651 (declare_return_variable): Likewise.
1652 * tree-nrv.c (tree_nrv): Likewise.
1653 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1654 (maybe_fold_offset_to_component_ref): Likewise.
1655 (maybe_fold_offset_to_reference): Likewise.
1656 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1657 (merge_alias_info): Likewise.
1658 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1659 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1660 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1661 * tree-tailcall.c (find_tail_calls): Likewise.
1662 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1663 * gimplify.c (canonicalize_addr_expr): Likewise.
1664 (fold_indirect_ref_rhs): Likewise.
1665 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1666 (cpt_same_type): Likewise.
1667 (check_pointer_types_r): Swap parameters to cpt_same_type
1669 * fold-const.c (fold_convert): Revert fix for PR15988.
1670 * tree-inline.c (setup_one_parameter): Instead fix it here by
1671 using fold_build1 instead of fold_convert and checking for
1672 error_mark_node. Convert only if the conversion is necessary.
1674 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1676 * configure.ac: Check for .gnu_attribute on Power.
1677 * configure: Regenerate.
1678 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1679 attribute for floating-point ABI.
1681 2007-07-02 Ira Rosen <irar@il.ibm.com>
1683 PR tree-optimization/32230
1684 PR tree-optimization/32477
1685 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1686 address is a constant.
1688 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1690 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1691 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1692 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1693 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1694 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1695 64-bit targets. Add support for *-elfoabi*.
1696 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1697 different settings if $(tm_defines) does not select the EABI.
1698 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1699 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1700 (MIPS_ARCH_OPTION_SPEC): Likewise.
1701 (MIPS_ISA_LEVEL_SPEC): Likewise.
1702 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1703 * config/mips/elfoabi.h: New file.
1705 2007-07-02 Richard Guenther <rguenther@suse.de>
1707 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1708 (useless_type_conversion_p): ... this.
1709 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1710 (useless_type_conversion_p): ... this.
1711 * builtins.c (fold_builtin_memory_op): Rename
1712 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1713 * tree-cfg.c (verify_expr): Likewise.
1714 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1715 * tree-ssa-ccp.c (ccp_fold): Likewise.
1716 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1717 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1719 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1720 * tree-ssa-pre.c (eliminate): Likewise.
1721 * tree-ssa.c (delete_tree_ssa): Likewise.
1722 (tree_ssa_useless_type_conversion): Likewise.
1723 * tree.c (build2_stat): Likewise.
1725 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1727 Fix PR tree-optimization/32571
1728 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1731 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1733 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1734 and other expected operations explicitly, change default to
1737 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1739 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1741 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1742 (tls_load_dot_plus_eight): Move the label number into the unspec.
1743 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1745 2007-07-01 Andreas Schwab <schwab@suse.de>
1747 * dwarf2out.c (initial_return_save): Define only if used.
1749 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1751 Unreverting Richard's Revert of:
1753 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1755 * dce.c (deletable_insn_p_1): New function, split out from...
1756 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1757 specially, not those inside PARALLELs. Remove BODY argument
1758 and adjust recursive call accordingly.
1759 (prescan_insns_for_dce): Update call to delete_insn_p.
1761 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1762 Revital Eres <eres@il.ibm.com>
1764 * ddg.c (create_ddg_all_sccs): Fix missed
1765 initialization of scc_nodes.
1767 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1770 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1771 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1773 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1775 * configure.ac: Check for .gnu_attribute on MIPS.
1776 * configure, config.in: Regenerate.
1777 * config/mips/mips.c (mips_file_start): If supported, output
1778 attribute for floating-point ABI.
1780 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1784 (ffs_cmove): New expander to expand using ctz pattern.
1785 (*ffs_cmove): Remove pattern.
1786 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1787 (ffsdi2): Expand using ctz pattern.
1788 (*ffs_rex64): Remove pattern.
1790 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1792 PR rtl-optimization/32296
1793 * pa.md (return): Delete pattern.
1794 (return_internal): Remove "(const_int 1)" from pattern.
1795 (epilogue): Use return_internal pattern for trivial returns.
1796 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1797 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1799 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1801 * tree-ssa-pre.c (is_exception_related): New function
1802 (can_value_number_operation): Use it.
1804 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1806 Fix PR tree-optimization/32540
1807 Fix PR tree-optimization/31651
1809 * tree-ssa-sccvn.c: New file.
1811 * tree-ssa-sccvn.h: Ditto.
1813 * tree-vn.c: Include tree-ssa-sccvn.h
1814 (val_expr_paid_d): Removed.
1815 (value_table): Ditto.
1816 (vn_compute): Ditto.
1817 (val_expr_pair_hash): Ditto.
1818 (val_expr_pair_expr_eq): Ditto.
1819 (copy_vuses_from_stmt): Ditto.
1822 (shared_vuses_from_stmt): Ditto.
1823 (print_creation_to_file): Moved up.
1824 (sort_vuses): Ditto.
1825 (sort_vuses_heap): Ditto.
1826 (set_value_handle): Make non-static.
1827 (make_value_handle): Ditto.
1828 (vn_add): Rewritten to use sccvn lookups.
1829 (vn_add_with_vuses): Ditto.
1830 (vn_lookup): Ditto (and second argument removed).
1831 (vn_lookup_with_vuses): Ditto.
1832 (vn_lookup_or_add): Ditto (and second argument removed);
1833 (vn_lookup_or_add_with_vuses): Ditto.
1834 (vn_lookup_with_stmt): New.
1835 (vn_lookup_or_add_with_stmt): Ditto.
1836 (create_value_handle_for_expr): Ditto.
1838 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1839 (seen_during_translate): New function.
1840 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1841 (phi_trans_add): Ditto.
1842 (constant_expr_p): FIELD_DECL is always constant.
1843 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1844 Use constant_expr_p.
1845 Avoid infinite recursion on mutually valued expressions.
1846 Change callers of vn_lookup_or_add.
1847 (phi_translate): New function.
1848 (compute_antic_safe): Allow phi nodes.
1849 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1850 (find_or_generate_expression): Rewrite slightly.
1851 (create_expression_by_pieces): Updated for vn_lookup_or_add
1853 Update VN_INFO for new names.
1854 (insert_into_preds_of_block): Update for new names.
1855 (add_to_exp_gen): New function.
1856 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1857 (find_existing_value_expr): Rewrite to changed vn_lookup.
1858 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1859 (try_look_through_load): Removed.
1860 (try_combine_conversion): Ditto.
1861 (get_sccvn_value): New function.
1862 (make_values_for_phi): Ditto.
1863 (make_values_for_stmt): Ditto.
1864 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1866 (init_pre): Update for SCCVN changes.
1868 (execute_pre): Ditto.
1870 * tree-flow.h (make_value_handle): Declare.
1871 (set_value_handle): Ditto.
1872 (sort_vuses_heap): Ditto.
1873 (vn_lookup_or_add_with_stmt): Ditto.
1874 (vn_lookup_with_stmt): Ditto.
1875 (vn_compute): Remove.
1878 (vn_lookup): Update arguments.
1880 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1882 (tree-ssa-sccvn.o): New.
1883 (OBJS-common): Add tree-ssa-sccvn.o
1885 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1888 * c-typeck.c (build_external_ref): Don't mark as used if called
1890 * calls.c (rtx_for_function_call): Likewise.
1892 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1896 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1898 * dce.c (deletable_insn_p_1): New function, split out from...
1899 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1900 specially, not those inside PARALLELs. Remove BODY argument
1901 and adjust recursive call accordingly.
1902 (prescan_insns_for_dce): Update call to delete_insn_p.
1904 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1906 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1907 (try_combine): Move potential calls to undo_all() so they happen
1908 before we commit to using the combined insns.
1910 2006-06-30 Jan Hubicka <jh@suse.cz>
1912 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1915 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1917 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1918 (cgraph_remove_unreachable_nodes): Likewise.
1919 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1920 * ipa-inline.c (update_caller_keys): Cast according to the coding
1922 (cgraph_decide_recursive_inlining): Likewise.
1923 (cgraph_decide_inlining_of_small_function): Likewise.
1924 (try_inline): Likewise.
1925 (cgraph_decide_inlining_incrementally): Likewise.
1926 * ipa-pure-const.c (get_function_state): Likewise.
1927 (scan_function): Likewise.
1928 (analyze_function): Likewise.
1929 (static_execute): Likewise.
1930 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1931 (merge_callee_local_info): Likewise.
1932 (analyze_function): Use type safe memory macros.
1933 (static_execute): Likewise. Cast according to the coding conventions.
1934 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1936 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1938 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1939 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1942 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1945 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1946 for complex modes (both int and real).
1948 2007-06-29 Jan Hubicka <jh@suse.cz>
1950 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1952 2007-06-29 Jan Hubicka <jh@suse.cz>
1955 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1958 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1961 * config/avr/avr.c: Include dataflow header file.
1962 (expand_prologue): Adjust for prologue insn change.
1963 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1966 2007-06-29 Richard Guenther <rguenther@suse.de>
1969 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1970 during type verification.
1972 2007-06-29 Jan Hubicka <jh@suse.cz>
1974 * recog.c (validate_change_rtx_1): Unshare TO argument.
1976 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1978 PR tree-optimization/24659
1979 * tree-vect-transform.c (vectorizable_call): Handle
1980 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1982 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1983 * config/i386/i386.c (enum ix86_builtins)
1984 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1985 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1987 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1988 const using def_builtin_const.
1989 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1990 input operands in the same modes as the result.
1991 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1993 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1995 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1996 (df_set_dead_notes_for_mw): Likewise.
1998 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2000 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2002 2007-06-28 DJ Delorie <dj@redhat.com>
2004 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2006 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2008 * doc/invoke.texi (C++ Dialect Options): Document
2009 fvisibility-ms-compat.
2010 * c.opt (fvisibility-ms-compat): New.
2012 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2015 * tree-affine.c (aff_combination_add_elt): Handle
2016 pointer addition specially.
2018 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2020 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2021 decl is non-external for AIX ABI.
2023 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2025 * config/rs6000/predicates.md (current_file_function_operand):
2026 Ensure the symbol is non-external for AIX ABI.
2028 2007-06-28 Nick Clifton <nickc@redhat.com>
2030 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2031 (fdce, fdse, fpredictive-commoning): Likewise.
2033 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2036 * gcc.c (process_command): Recognize the new -static-libgfortran
2039 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2042 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2043 Use a call clobbered hard reg instead of a pseudo reg.
2045 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2047 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2049 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2052 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2053 REG_LIBCALL and REG_RETVAL notes.
2054 (divsi3, mulsi3): Likewise.
2055 (mulhisi3): Likewise. Use emit_libcall_block.
2056 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2058 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2060 PR rtl-optimization/32481
2061 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2063 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2065 * dce.c (deletable_insn_p_1): New function, split out from...
2066 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2067 specially, not those inside PARALLELs. Remove BODY argument
2068 and adjust recursive call accordingly.
2069 (prescan_insns_for_dce): Update call to delete_insn_p.
2071 2007-06-27 Richard Guenther <rguenther@suse.de>
2074 * tree.h (fold_convertible_p): Declare.
2075 * fold-const.c (fold_convertible_p): New function.
2076 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2077 instead of lang_hooks.types_compatible_p.
2079 2007-06-26 Jan Hubicka <jh@suse.cz>
2081 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2082 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2083 early use validate_unshare_change.
2084 (reload_combine): Likewise.
2085 * recog.c (change_t): New field unshare.
2086 (validate_change_1): Rename from validate_change; add argument unshare.
2087 (validate_change): Turn into wrapper of validate_change_1; update
2088 prototype for bools.
2089 (validate_unshare_change): New.
2090 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2091 calls of df_insn_rescan.
2092 * recog.h (validate_change): Replace ints by bools.
2093 (validate_unshare_change): Declare.
2095 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2097 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2099 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2101 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2103 2007-06-25 Jan Hubicka <jh@suse.cz>
2105 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2107 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2108 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2109 places other call site specific checks are performed.
2111 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2114 * tree-vect-transform.c (vectorizable_operation): Convert
2115 POINTER_PLUS_EXPR over to PLUS_EXPR.
2117 2007-06-25 Chao-ying Fu <fu@mips.com>
2119 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2120 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2121 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2122 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2124 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2125 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2126 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2127 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2128 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2129 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2130 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2131 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2132 ALL_FIXED_POINT_MODE_P): New define.
2133 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2135 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2137 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2138 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2139 MODE_VECTOR_UACCUM): New mode classes.
2141 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2142 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2143 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2146 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2147 (blank_mode): Initialize ibit and fbit.
2148 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2149 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2151 (new_adjust): Change required_class to required_class_from and
2152 required_class_to for testing within a range.
2153 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2154 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2156 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2157 (make_fixed_point_mode): New.
2158 (_ADD_ADJUST): Change C to C1 and C2.
2159 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2160 use a range for machine classes.
2161 (ADJUST_IBIT, ADJUST_FBIT): New.
2162 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2164 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2165 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2166 Emit adjustment for ibit and fbit.
2167 (emit_mode_ibit, emit_mode_fbit): New.
2168 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2170 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2172 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2173 as the source of the set.
2175 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2177 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2178 FP_REGNO_P): Use IN_RANGE.
2179 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2180 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2181 (DATA_REG_P): Use DATA_REGNO_P.
2182 (FP_REG_P): Use FP_REGNO_P.
2183 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2184 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2185 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2187 2007-06-24 Jan Hubicka <jh@suse.cz>
2190 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2192 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2195 * fold-const.c (fold_binary): Strip nops of operand 0
2196 of BIT_NOT_EXPR before calling operand_equal_p.
2197 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2198 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2200 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2202 * doc/extend.texi: Document that dllimport and dllexport imply
2204 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2205 imported or exported declaration, including type declarations.
2206 * c-common.c (handle_visibility_attribute): Check for conflicts
2207 with dllimport/dllexport.
2208 (c_determine_visibility): Handle dllimport/dllexport as an
2209 explicit visibility atttribute.
2211 2007-06-23 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/16876
2215 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2217 * tree-inline.c (initialize_inlined_parameters): Do not call
2218 lang_hooks.tree_inlining.convert_parm_for_inlining.
2219 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2220 reason for mismatched types.
2221 * gimplify.c (gimplify_call_expr): Verify the call expression
2222 arguments match the called function type signature. Otherwise
2223 mark the call expression to be not considered for inlining
2224 using CALL_CANNOT_INLINE_P flag.
2225 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2226 edges call expression.
2227 (cgraph_decide_inlining_of_small_function): Likewise.
2228 (cgraph_decide_inlining): Likewise.
2229 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2231 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2232 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2233 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2235 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2236 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2238 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2239 convert_parm_for_inlining member.
2241 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2244 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2245 Remove optimization for GT.
2247 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2250 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2252 (prescan_insns_for_dce): Add extra parameter.
2254 2007-06-23 Jan Hubicka <jh@suse.cz>
2257 * gimplify.c (mark_addressable): New function.
2258 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2260 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2263 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2265 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2268 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2269 moves between MMX/SSE registers to at least 8 units to prevent
2270 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2272 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2274 * config/i386/i386.c (override_options): Correct x86_sahf
2277 2007-06-21 David Daney <ddaney@avtrex.com>
2280 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2281 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2282 (exception_receiver): Renamed to ...
2283 (nonlocal_goto_receiver): ... this.
2285 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2287 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2288 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2289 partial register accesses.
2291 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2293 * fold-const.c (debug_fold_checksum): Move it under
2294 ENABLE_FOLD_CHECKING.
2296 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2299 * tree.h (debug_fold_checksum): Declared.
2300 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2301 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2302 build_fold_addr_expr_with_type_1.
2303 (fold_addr_expr, debug_fold_checksum): New.
2304 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2305 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2308 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2310 PR tree-optimization/19590
2311 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2312 of scev is a constant.
2313 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2315 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2317 * df-problems.c (df_note_bb_compute): Made computation of live
2318 info consistent with df_lr.
2320 2007-06-21 Richard Guenther <rguenther@suse.de>
2322 PR tree-optimization/32453
2323 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2324 for pointer anti-range.
2326 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2328 * config/i386/i386.c (processor_target_table): Increase maximum
2329 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2332 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2333 byte alignment if > 8 byte alignment is preferred.
2334 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2336 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2338 PR tree-optimization/31866
2339 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2340 if ASM_EXPR's input is not a SSA_NAME.
2343 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2344 but decl is a global var, instead return decl.
2345 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2346 even for is_global_var decls, if they are private in some outer
2349 2007-06-21 Richard Guenther <rguenther@suse.de>
2351 PR tree-optimization/32451
2352 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2354 2007-06-21 Christian Bruel <christian.bruel@st.com>
2356 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2357 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2358 (push_regs): Changed saving order or banked registers.
2359 (sh_expand_epilogue): Likewise.
2360 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2361 (FIRST_BANKED_REG): Likewise.
2362 (LAST_BANKED_REG): Likewise.
2363 * config/sh/sh.md (banked) New attribute.
2364 (in_delay_slot): Check banked attribute.
2366 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2368 PR tree-optimization/32075
2369 * tree-data-ref.c (subscript_dependence_tester_1,
2370 analyze_miv_subscript, analyze_overlapping_iterations,
2371 add_distance_for_zero_overlaps, build_classic_dist_vector,
2372 subscript_dependence_tester_1, analyze_overlapping_iterations,
2373 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2374 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2375 to evolution_function_is_affine_multivariate_p.
2377 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2379 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2381 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2384 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2386 * config/m32c/prologue.md (epilogue_exitd_16): New.
2387 (epilogue_reit_16): New.
2388 (epilogue_exitd): Rename to epilogue_exitd_24.
2389 (epilogue_reit): Rename to epilogue_reit_24.
2391 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2392 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2394 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2396 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2397 if dbg_cnt (sched_insn) reaches the limit.
2398 (choose_ready): New parameter INSN_PTR and new return value.
2399 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2400 the new return value from choose_ready.
2401 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2402 (rest_of_handle_global_alloc): New global_alloc_at_func.
2404 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2406 PR tree-optimization/25737
2407 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2408 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2409 * tree-flow.h (struct fieldoff): Add new field alias_set.
2410 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2411 argument addressable_type. Set alias_set of fieldoff.
2412 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2413 (create_overlap_variables_for): Pass alias_set from fieldoff to
2415 * alias.c (get_alias_set): Use alias_set from SFT if set.
2417 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2419 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2420 of a variable as an unsigned HOST_WIDE_INT integer.
2422 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2424 PR rtl-optimization/32405
2425 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2427 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2429 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2432 * builtins.c: Include diagnostic.h.
2433 (expand_builtin_expect): Make gcc_assert more permissive.
2434 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2437 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2441 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2442 if ACCUMULATE_OUTGOING_ARGS.
2444 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2446 * config/m68hc11/m68hc11.c: Include dataflow header file.
2447 (m68hc11_reorg): Port to dataflow.
2449 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2451 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2452 (struct df_problem.free_blocks_on_set_blocks): New field.
2453 (struct dataflow.optional_p): New field.
2454 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2455 (df_live_set_all_dirty): New function.
2456 * df-scan.c (df_scan_alloc): Initialize optional_p.
2457 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2458 * df-core.c (df_set_blocks): Removed use of
2459 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2460 df_problem.free_blocks_on_set_blocks to determine which blocks are
2462 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2463 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2464 uses dataflow.optional_p to determine if problem should be
2466 (rest_of_handle_df_initialize): Only start live problem if
2468 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2469 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2470 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2471 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2472 problem_NOTE): Initialize free_blocks_on_set_blocks.
2473 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2475 (df_live_set_all_dirty, df_note_alloc): New function.
2476 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2478 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2479 * postreload.c (reload_combine): Ditto.
2480 * cse.c (cse_extended_basic_block): Ditto.
2481 * regmove.c (mark_flags_life_zones): Ditto.
2482 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2483 erase_matching_seqs): Ditto.
2484 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2485 * integrate (allocate_initial_values): Ditto.
2486 * combine.c (reg_dead_at_p): Ditto.
2487 * resource.c (mark_target_live_regs): Ditto.
2488 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2489 * config/sh/sh.c (find_r0_life_regions): Ditto.
2490 * global.c (rest_of_handle_global_alloc): Only add back df_live
2492 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2494 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2496 (if_convert): Make sure df_live is there at -O == 1.
2497 (pass_if_after_combine): Cleanup flags.
2498 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2499 is there at -O == 1.
2501 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2503 * config/arm/arm.c (arm_get_frame_offsets): Set
2504 offsets->locals_base to avoid negative stack size.
2505 (thumb1_expand_prologue): Assert on negative stack size.
2507 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2509 PR tree-optimization/32367
2510 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2511 of the chrec has no evolution in that loop.
2512 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2514 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2516 * config/xtensa/xtensa.c: Include "df.h".
2517 (xtensa_builtin_saveregs): Use adjust_address instead of
2519 (xtensa_va_start): Invoke make_tree with sizetype for
2520 expand_builtin_saveregs and then convert the result to a pointer.
2521 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2522 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2523 Subtract argument size from index value as integers and then use
2524 POINTER_PLUS_EXPR to add the result to the array address.
2526 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2529 * config/m32c/m32c.c: Include dataflow header file.
2530 (m32c_emit_prologue): Adjust for prologue insn change.
2531 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2532 once inside a PARALLEL. Assume frame size passed in operand 0
2533 includes space to save the fb register.
2534 (prologue_enter_24): Likewise.
2535 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2537 2007-06-19 David Daney <ddaney@avtrex.com
2540 * config/mips/mips.md (cprestore): Mark $gp as used.
2542 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2545 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2546 (frv_ifcvt_modify_insn): Likewise.
2548 2007-06-19 Richard Guenther <rguenther@suse.de>
2550 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2551 only handle positive offsets that fit in a HOST_WIDE_INT.
2553 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2556 result of rsqrt insn for zero input argument to avoid NaN.
2558 2007-06-19 Richard Guenther <rguenther@suse.de>
2561 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2563 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2565 PR tree-optimization/32353
2566 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2568 2007-06-19 Nick Clifton <nickc@redhat.com>
2570 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2572 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2575 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2576 * config/i386/i386.c (assign_386_stack_local): Assert that
2577 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2578 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2579 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2580 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2582 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2584 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2586 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2588 PR rtl-optimization/32321
2589 * gcse.c (replace_store_insn): Update the note before
2590 calling emit_insn_after.
2592 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2595 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2597 * df-problems.c (df_note_bb_compute): Fix dumping info.
2599 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2601 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2602 insn with emit_jump_insn.
2604 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2606 PR tree-optimization/32383
2607 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2608 * targhooks.h (default_builtin_reciprocal): Update prototype.
2609 * target.h (struct gcc_target): Update builtin_reciprocal.
2610 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2611 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2612 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2613 when fndecl is in BUILT_IN_MD class.
2614 (execute_convert_to_rsqrt): Ditto.
2616 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2617 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2618 Convert BUILT_IN_SQRTF code only when md_fn is false.
2620 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2622 * bt-load.c (move_btr_def): Fix the order of arguments
2623 to validate_replace_rtx.
2625 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2627 * config/m68k/m68k-devices.def: Add 54450..54455.
2629 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2631 PR rtl-optimization/32366
2632 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2633 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2636 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2639 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2640 this is true, rescan insn being modified.
2641 (sms_schedule): Added rescan parameter.
2642 (rest_of_handle_sms): Moved freeing of dominance info to before
2643 getting out of cfg_layout.
2645 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2647 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2648 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2651 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2652 FL_CF_EMAC from the entry for isac.
2654 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2655 (const_sibcall_operand): New.
2656 (sibcall_operand): Use it.
2657 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2658 (m68k_isas): ISAC does not imply FPU or EMAC.
2659 (override_options): Add ISA_C logic for symbolic jump & call.
2661 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2663 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2664 return mode from the builtin itself.
2665 (sparc_fold_builtin): Fix cast of zero constant.
2667 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2669 * targhooks.c (default_builtin_reciprocal): New default target hook.
2670 * targhooks.h (default_builtin_reciprocal): Add prototype.
2671 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2672 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2673 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2674 default_builtin_reciprocal.
2676 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2679 * hooks.c (hook_tree_tree_bool_null): New hook.
2680 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2681 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2682 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2683 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2684 and convert it to reciprocal a*rfunc(b).
2685 (execute_convert_to_rsqrt): New function.
2686 (gate_convert_to_rsqrt): New function.
2687 (pass_convert_to_rsqrt): New pass definition.
2688 * target.h (struct gcc_target): Add builtin_reciprocal.
2689 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2690 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2691 TARGET_BUILTIN_RECIPROCAL.
2692 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2694 * config/i386/i386.h (TARGET_RECIP): New define.
2695 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2696 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2697 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2698 and not optimizing for size.
2699 (*rcpsf2_sse): New insn pattern.
2700 (*rsqrtsf2_sse): Ditto.
2701 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2702 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2703 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2704 and not optimizing for size.
2705 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2706 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2707 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2708 and not optimizing for size.
2709 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2710 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2711 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2712 and not optimizing for size.
2713 (*sse_rsqrtv4sf2): Do not export.
2715 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2716 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2717 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2718 and not optimizing for size.
2720 * config/i386/i386.opt (mrecip): New option.
2721 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2722 (ix86_emit_swsqrtsf): Ditto.
2723 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2724 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2726 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2727 ix86_expand_unop1_builtin.
2728 (ix86_emit_swdivsf): New function.
2729 (ix86_emit_swsqrtsf): Ditto.
2730 (ix86_builtin_reciprocal): New function.
2731 (TARGET_BUILTIN_RECIPROCAL): Use it.
2732 (ix86_vectorize_builtin_conversion): Rename from
2733 ix86_builtin_conversion.
2734 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2735 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2736 "i386 and x86_64 Options" section.
2737 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2739 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2740 Zdenek Dvorak <dvorakz@suse.cz>
2741 Richard Guenther <rguenther@suse.de>
2742 Kaz Kojima <kkojima@gcc.gnu.org>
2744 * tree-vrp.c (compare_values_warnv): Convert val2 to
2746 (extract_range_from_assert): Create
2747 POINTER_PLUS_EXPR for pointer types.
2748 (extract_range_from_binary_expr): Handle
2749 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2751 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2752 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2753 POINTER_PLUS_EXPR as PLUS_EXPR.
2754 (number_of_iterations_lt_to_ne):
2755 For pointer types, use sizetype when
2756 creating MINUS_EXPR/PLUS_EXPRs.
2757 (assert_loop_rolls_lt): For pointer types, use sizetype when
2758 creating MINUS_EXPR/PLUS_EXPRs.
2759 (number_of_iterations_le): Likewise.
2760 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2761 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2762 like PLUS_EXPR and MINUS_EXPR.
2763 * tree-pretty-print.c (dump_generic_node): Handle
2765 (op_prio): Likewise.
2766 (op_symbol_1): Likewise.
2767 * optabs.c (optab_for_tree_code): Likewise.
2768 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2770 * tree-tailcall.c (process_assignment): Mention
2771 POINTER_PLUS_EXPR in a TODO comment.
2772 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2773 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2774 not used with a pointer and an integer type.
2775 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2776 increment using chrec_convert_rhs instead of chrec_convert.
2777 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2778 PLUS_EXPR except for the right hand side's type will be
2780 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2781 (fold_used_pointer_cast): Kill.
2782 (pointer_offset_p): Kill.
2783 (fold_used_pointer): Kill.
2784 (pointer_used_p): Kill.
2785 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2786 call fold_used_pointer.
2787 (instantiate_parameters_1): Convert the increment
2788 using chrec_convert_rhs instead of chrec_convert.
2789 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2790 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2791 instead of PLUS_EXPR.
2792 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2793 PLUS_EXPR for pointers.
2794 (std_gimplify_va_arg_expr): Likewise.
2795 (fold_builtin_memory_op): Likewise.
2796 (fold_builtin_strstr): Likewise.
2797 (fold_builtin_strchr): Likewise.
2798 (fold_builtin_strrchr): Likewise.
2799 (fold_builtin_strpbrk): Likewise.
2800 (expand_builtin_memory_chk): Likewise.
2801 (fold_builtin_memory_chk): Likewise.
2802 (std_expand_builtin_va_start): Use
2803 sizetype for the call to make_tree and then convert
2804 to the pointer type.
2805 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2806 instead of PLUS_EXPR for adding to a pointer.
2807 (std_gimplify_va_arg_expr): Use fold_build2 for
2808 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2809 the operands to sizetype first and then cast the BIT_AND_EXPR
2810 back to the pointer type.
2811 * fold-const.c (build_range_check): Handle pointer types
2813 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2814 of PLUS_EXPR's. Make sure the offset is converted to
2816 (try_move_mult_to_index): Strip the NOPs from the offset.
2817 Remove code argument and replace all uses with PLUS_EXPR.
2818 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2819 specially. Don't use a pointer type for MINUS_EXPR.
2820 (fold_unary): Handle for (T1)(X op Y),
2821 only p+ as that is the only as that can be handled for
2822 binary operators now.
2823 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2825 <case PLUS_EXPR>: Add folding of PTR+INT into
2827 Don't call try_move_mult_to_index.
2828 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2829 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2830 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2831 Don't call try_move_mult_to_index.
2832 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2833 (tree_expr_nonzero_p): Likewise.
2834 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2835 of PLUS_EXPR for the complex expression folding.
2836 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2837 first chrec is a pointer type, then the second should
2838 be sizetype and not the first's type.
2839 For POINTER_PLUS_EXPR, use a different right hand side type.
2840 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2841 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2842 different right hand side type.
2843 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2844 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2845 instead of PLUS_EXPR.
2846 When either operand is zero, convert the other operand.
2847 (chrec_apply): Use chrec_convert_rhs
2848 on the argument x instead of chrec_convert.
2849 (reset_evolution_in_loop): For pointer types, the new_evol
2851 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2852 different right hand side type.
2853 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2854 (chrec_convert_rhs): New function.
2855 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2856 different right hand side type.
2857 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2858 * tree-chrec.h (chrec_convert_rhs): New prototype.
2859 (build_polynomial_chrec): For pointer types, the right hand
2860 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2861 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2862 Remove subtraction case as it is always addition now.
2863 Make sure the offset is converted to sizetype.
2864 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2865 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2866 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2867 PLUS_EXPR in pointer type.
2868 Handle POINTER_PLUS_EXPR.
2869 (tree_to_aff_combination): Likewise.
2870 (force_expr_to_var_cost): Likewise.
2871 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2872 instead of PLUS_EXPR for pointers.
2873 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2874 instead of PLUS_EXPR of pointer types.
2875 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2877 (check_va_list_escapes): Likewise.
2878 (check_all_va_list_escapes): Likewise.
2879 * dwarf2out.c (loc_descriptor_from_tree_1):
2880 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2881 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2882 (string_constant): Likewise.
2883 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2884 the offset to the base, use POINTER_PLUS_EXPR.
2885 (add_to_parts): Convert the index to sizetype.
2886 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2887 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2888 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2889 Offset only holds something for PLUS_EXPR.
2890 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2892 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2894 (analyze_accesses_for_modify_stmt): Likewise.
2895 Remove comment about the type being integral type as it is
2897 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2899 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2901 Correct the type which the artimentic is done in (is now
2904 * tree-data-ref.c (split_constant_offset): Handle
2906 * tree-affine.c (tree_to_aff_combination): Likewise.
2907 * c-typeck.c (build_unary_op): For pointers create the increment
2908 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2910 * gimplify.c (gimplify_self_mod_expr): Create a
2911 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2912 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2913 * tree.def (POINTER_PLUS_EXPR): New tree code.
2914 * tree-predcom.c (ref_at_iteration): If we have a pointer
2915 type do the multiplication in sizetype.
2916 * tree-mudflap.c (mf_xform_derefs_1): Create a
2917 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2918 * tree-ssa-forwprop.c
2919 (forward_propagate_addr_into_variable_array_index):
2920 Don't expect there to be a cast for the index as that
2921 does not exist anymore.
2922 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2923 instead of PLUS_EXPR.
2924 Don't check for the first operand of the POINTER_PLUS_EXPR
2925 was the index as it cannot be.
2926 Call forward_propagate_addr_into_variable_array_index with
2927 the SSA_NAME instead of the statement.
2928 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2929 (compare_constant): Likewise.
2930 (copy_constant): Likewise.
2931 (compute_reloc_for_constant): Likewise.
2932 (output_addressed_constants): Likewise.
2933 (initializer_constant_valid_p): Likewise.
2934 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2935 Convert the MIN/MAX of the inner type to the outer
2936 type before comparing them.
2937 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2938 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2939 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2940 of PLUS_EXPR for pointers.
2941 * tree-inline.c (estimate_num_insns_1): Handle
2943 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2944 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2945 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2946 instead of PLUS_EXPR for the pointer increment statement.
2947 (vect_update_ivs_after_vectorizer): For pointer types, create
2948 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2949 MULT_EXPR in sizetype.
2950 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2952 * tree-object-size.c (plus_expr_object_size): Handle
2953 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2954 code which is trying to figure out which side is a pointer and
2956 (check_for_plus_in_loops_1): Likewise.
2957 (check_for_plus_in_loops): Likewise.
2958 * c-common.c (pointer_int_sum): Create a
2959 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2960 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2961 only POINTER_PLUS_EXPR. Removing all the extra
2962 code which is trying to figure out which side is a pointer and
2964 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2965 PLUS_EXPR and MINUS_EXPR.
2966 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2968 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2969 with make_tree, instead of a pointer type.
2970 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2971 for pointers instead of PLUS_EXPR.
2972 (s390_gimplify_va_arg): Likewise.
2973 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2974 instead of PLUS_EXPR when doing addition on pointer
2975 types. Use sizetype for the second operand.
2976 (spu_gimplify_va_arg_expr): Likewise.
2977 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2978 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2979 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2980 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2981 for the pointer addition and also use size_int/sizetype
2983 (ix86_gimplify_va_arg): Likewise.
2984 Perform BIT_AND_EXPR on sizetype arguments.
2985 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2986 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2987 for the pointer additions and also use size_int for the offsets.
2988 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2989 additions and also use size_int for the offsets. Perform
2990 BIT_AND_EXPR on sizetype arguments.
2991 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2992 POINTER_PLUS_EXPR for pointers and create the
2993 BIT_AND_EXPR in sizetype.
2994 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2995 instead of PLUS_EXPR for pointer addition.
2996 (rs6000_va_start): Likewise.
2997 Also use sizetype for the offset.
2998 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2999 as PLUS_EXPR/MINUS_EXPR.
3000 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3001 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3002 Don't use BIT_AND_EXPR on a pointer type, convert the
3003 expression to sizetype first.
3004 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3006 (mips_gimplify_va_arg_expr): Likewise.
3007 Don't create BIT_AND_EXPR in a pointer type.
3009 2007-06-15 Eric Christopher <echristo@apple.com>
3011 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3012 (x86_64-*-darwin*): Ditto.
3013 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3016 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3018 * doc/extend.texi: Document behavior of __attribute__((aligned))
3021 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3023 * rtlanal.c (note_stores): Improve documentation.
3025 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3027 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3028 LOCAL_LABEL_PREFIX): Delete.
3029 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3030 (bfin_internal_label): Delete.
3032 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3034 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3035 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3036 otherwise define to LIBGCC2_TF_CEXT.
3037 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3038 (LIBGCC_TF_CEXT): Ditto.
3041 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3043 PR rtl-optimization/32339
3044 * df-scan.c (df_uses_record): Don't modify flags but just add to
3045 it for df_ref_record.
3047 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3049 * tree-mudflap.c: Fix whitespace issues.
3051 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3053 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3055 2007-06-14 Eric Christopher <echristo@apple.com>
3057 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3058 (movv4sf): Use gcc_unreachable instead of abort.
3060 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3063 * config/i386/sfp-machine.h (CMPtype): New define.
3064 (mach stubs): Use CMPtype instead of int as a return type.
3066 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3068 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3069 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3070 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3071 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3072 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3073 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3074 config/soft-fp/soft-fp.h: Update from glibc CVS.
3076 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3078 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3080 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3083 * config/v850/v850.c: Include dataflow header file.
3084 (substitute_ep_register): Fix typo.
3086 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3088 * configure.ac: Fix earlier checkin.
3089 * configure: Regenerated.
3091 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3093 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3094 * aclocal.m4: Regenerate.
3095 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3096 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3097 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3098 * configure: Regenerate.
3099 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3101 * Makefile.in (quickstrap): Build libgcc too.
3103 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3105 * configure.ac: Add --enable-checking=df. Explicitly mention that
3106 the variables are initialized as for "release".
3107 * df-core.c: Use it.
3108 * configure: Regenerate.
3109 * config.in: Regenerate.
3111 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3113 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3114 validate_replace_rtx instead of replace_rtx.
3115 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3117 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3119 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3120 (DWARF2_UNWIND_INFO): Override default if configured with
3122 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3123 (ENDFILE_SPEC): Add crtend.o.
3124 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3125 (ENDFILE_SPEC): Add crtend.o.
3126 (TARGET_USE_JCR_SECTION): Define.
3127 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3129 * config/i386/cygming-crtbegin.c: New file.
3130 * config/i386/cygming-crtend.c: New file.
3132 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3134 * config/i386/w32-unwind.h: New file.
3136 2007-06-13 Eric Christopher <echristo@apple.com>
3138 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3139 the user set a value below STACK_BOUNDARY.
3141 2007-06-13 Thiemo Seufer <ths@networkno.de>
3143 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3144 imply -lpthread for -pthread.
3146 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3148 * basic-block.h: Remove the prototype for
3149 free_basic_block_vars.
3150 * cfglayout.h: Remove the prototype for
3151 insn_locators_initialize.
3152 * tree.h: Remove the prototype for emit_line_note.
3154 * tree-ssa-pre.c (mergephitemp): Remove.
3155 (init_pre): Don't use mergephitemp.
3157 2007-06-13 Eric Christopher <echristo@apple.com>
3159 * config/i386/i386.c (override_options): If we've specified
3160 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3162 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3164 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3167 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3169 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3170 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3171 (eh_store_handler): New pattern.
3172 (eh_return): Emit it instead of a plain move.
3174 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3176 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3177 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3178 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3181 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3183 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3184 (find_next_insn_start, find_load): New functions.
3185 (bfin_reorg): Use them to deal with the fact that parallel insns are
3186 no longer represented as a SEQUENCE.
3188 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3190 * config/sparc/sparc.c (sparc_override_options): Initialize
3193 2007-06-13 Dave Korn <dave.korn@artimi.com>
3195 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3198 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3200 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3201 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3202 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3203 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3204 tree-vect-transform.c: Fix comment typos. Follow spelling
3207 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3209 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3210 to the exit block use set.
3211 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3212 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3213 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3215 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3217 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3218 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3219 to indicate an error.
3220 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3222 (dbg_cnt_process_opt): Print an error on a bad argument.
3223 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3224 * common.opt (-fdbg-cnt-list): New.
3225 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3227 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3229 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3230 flag on ref-all pointers.
3232 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3235 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3236 for the offset with the modifier as EXPAND_INITIALIZER
3237 if the modifier is EXPAND_INITIALIZER.
3238 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3239 a register if we had an overflow.
3241 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3243 * real.c (real_isfinite): New.
3244 (real_sqrt): Use it.
3245 * real.h (real_isfinite): New.
3246 * builtins.c: Use it.
3248 2007-06-12 Ian Lance Taylor <iant@google.com>
3249 Daniel Berlin <dberlin@dberlin.org>
3252 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3253 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3254 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3255 (DECL_NO_TBAA_P): Define.
3256 (struct tree_decl_common): Add no_tbaa_flag field.
3257 * tree-ssa-structalias.c (struct variable_info): Add
3258 no_tbaa_pruning field.
3259 (new_var_info): Initialize no_tbaa_pruning field.
3260 (unify_nodes): Copy no_tbaa_pruning field.
3261 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3262 (dump_solution_for_var): Print no_tbaa_pruning flag.
3263 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3265 (compute_tbaa_pruning): New static function.
3266 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3267 Call compute_tbaa_pruning.
3268 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3269 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3270 * gimple-low.c (lower_stmt): Likewise.
3271 * tree-gimple.c (is_gimple_stmt): Likewise.
3272 * tree-ssa-operands.c (get_expr_operands): Likewise.
3273 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3274 * tree-inline.c (estimate_num_insns_1): Likewise.
3275 (copy_result_decl_to_var): Likewise.
3276 * expr.c (expand_expr_real_1): Likewise.
3277 * tree-pretty-print.c (dump_generic_node): Likewise.
3278 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3279 * omp-low.c (omp_copy_decl_2): Likewise.
3280 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3281 * doc/c-tree.texi (Expression trees): Document
3282 CHANGE_DYNAMIC_TYPE_EXPR.
3284 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3286 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3287 with !HONOR_NANS and !HONOR_INFINITIES.
3288 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3290 2007-06-12 Tristan Gingold <gingold@adacore.com>
3292 * gcov.c: Comments updated.
3293 (source_info): Add file_time field.
3294 (source_index): New variable.
3295 (mutiple_files): New variable.
3296 (generate_results): New function extracted from process_file.
3297 (process_file): Save and restore chain of functions, generate
3298 results and free structures only if not merging results.
3299 (release_structures): File names are now freed in create_file_names
3300 (create_file_names): Free previous file names.
3301 (find_source): File date is now read here and modifications in
3302 source files is checked here.
3303 (read_graph_file): Only reverse order of functions for the current
3305 (make_gcov_file_name): Do not generate long names if input_name is
3307 (output_lines): If merging results do not display graph, data and
3309 Checking source file modification is done in find_source.
3311 * doc/gcov.texi: Append an s to sourcefile.
3313 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3315 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3316 (forced_nop): New pattern.
3317 * config/bfin/bfin.c: Include "df.h".
3318 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3319 (bfin_discover_loop): Use df_get_live_in instead of
3320 global_live_at_start.
3321 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3322 df_analyze when done.
3323 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3324 the insns. Use QImode for the final insn in a bundle. Call
3325 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3327 (reorder_var_tracking_notes): New function.
3328 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3329 update_life_info. Call df_analyze after scheduling and bundle
3330 generation. Call reorder_var_tracking_notes if generating these
3331 notes. Call df_finish_pass at the end.
3333 2007-06-12 Dirk Mueller <dmueller@suse.de>
3335 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3336 a comparison, not an assignment.
3338 2007-06-12 Olivier Hainque <hainque@adacore.com>
3340 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3341 Request walking the subtrees only, leaving the current is_lhs/val_only
3343 (convert_non_local_reference): Likewise.
3345 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3347 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3349 2007-06-12 Richard Guenther <rguenther@suse.de>
3351 PR tree-optimization/15353
3352 PR tree-optimization/31657
3353 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3354 * timevar.def: Add TV_TREE_IFCOMBINE.
3355 * tree-pass.h (pass_tree_ifcombine): Declare.
3356 * tree-ssa-ifcombine.c: New file.
3357 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3358 * tree-flow.h (blocks_in_phiopt_order): Declare.
3359 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3360 (tree-ssa-ifcombine.o): New dependencies.
3362 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3364 PR rtl-optimization/32293
3365 * combine.c (simplify_if_then_else): Truncate return from
3366 nonzero_bits() to correct mode.
3368 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3370 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3371 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3373 2007-06-11 Diego Novillo <dnovillo@google.com>
3375 * Makefile.in (reload1.o-warn): Remove.
3377 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3379 * combine.c (subst): Use reg_overlap_mentioned_p
3380 instead of comparing register numbers directly.
3382 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3384 * reload1.c (mark_home_live_1): Use the mode parameter.
3386 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3388 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3389 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3393 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3395 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3397 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3399 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3400 from integer registers.
3401 (FP mode splitters): Handle TFmode.
3403 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3405 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3406 for ref-all pointers that point-to anything.
3408 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3410 * config/arm/arm.c (arm_output_dwarf_dtprel,
3411 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3413 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3415 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3416 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3419 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3421 * gcc/tree.c (signed_or_unsigned_type_for): New.
3422 (unsigned_type_for): Use signed_or_unsigned_type_for.
3423 (signed_type_for): Use signed_or_unsigned_type_for.
3424 * gcc/tree.h (signed_or_unsigned_type_for): New.
3425 (get_signed_or_unsigned_type): Remove.
3426 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3427 lang_hooks.types.signed_type
3428 (size_diffop): Likewise.
3429 (all_ones_mask_p): Likewise.
3430 (build_range_check): Likewise.
3431 (fold_cond_expr_with_comparison): Likewise.
3432 (fold_cond_expr_with_comparison): Likewise.
3433 (unextend): Likewise.
3434 (extract_muldiv_1): Likewise.
3435 (fold_single_bit_test_into_sign_test): Likewise.
3436 (fold_binary): Likewise.
3437 (fold_ternary): Likewise.
3438 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3439 instead of get_signed_or_unsigned_type.
3440 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3441 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3442 * gcc/expr.c (signed_or_unsigned_type_for): Use
3443 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3444 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3445 (lhd_signed_or_unsigned_type): Remove.
3446 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3447 signed_or_unsigned_type.
3448 (lhd_signed_or_unsigned_type): Remove.
3449 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3450 lang_hooks.types.signed_type.
3451 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3452 c_common_signed_type instead of lang_hooks.types.signed_type.
3453 (c_common_unsigned_type): New.
3454 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3455 (shorten_compare): Use c_common_unsigned_type instead of
3456 c_common_signed_or_unsigned_type.
3457 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3459 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3460 lang_hooks.types.signed_type.
3461 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3462 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3463 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3464 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3465 instead of unsigned_type_for.
3466 * gcc/c-decl.c (groakdeclarator): Likewise.
3467 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3468 * gcc/c-common.h (c_common_unsigned_type): New.
3470 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3473 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3474 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3476 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3479 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3480 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3482 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3483 Sebastian Pop <sebpop@gmail.com>
3485 * lambda-code.c (remove_iv): New.
3486 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3488 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3490 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3491 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3492 * tree-ssa-loop-prefetch.c: Include optabs.h.
3493 (FENCE_FOLLOWING_MOVNT): New macro.
3494 (struct mem_ref): Add independent_p and storent_p fields.
3495 (record_ref): Initalize the new fields.
3496 (gather_memory_references_ref): Return true if the reference
3498 (gather_memory_references): Check whether all memory accesses
3499 in loop were recorded.
3500 (should_issue_prefetch_p): Return false for nontemporal stores.
3501 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3502 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3503 (determine_loop_nest_reuse): Detect independent memory references.
3504 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3505 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3506 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3507 * config/i386/i386.h (x86_mfence): Declare.
3508 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3509 * config/i386/i386.c (x86_mfence): New variable.
3510 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3512 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3513 * optabs.c (init_optabs): Initialize storent_optab.
3514 * optabs.h (enum optab_index): Add OTI_storent.
3515 (storent_optab): Declare.
3516 * genopinit.c (optabs): Add initialization for storent_optab.
3517 * tree.h (MOVE_NONTEMPORAL): New macro.
3518 * expr.c (expand_assignment, store_expr, store_constructor_field,
3519 store_constructor, store_field, expand_expr_real_1): Propagate
3520 nontemporality of the expanded store.
3521 (emit_storent_insn): New function.
3522 * expr.h (expand_assignment, store_expr): Declaration changed.
3523 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3524 to expand_assignment.
3525 * stmt.c (expand_asm_expr): Ditto.
3526 * calls.c (initialize_argument_information): Pass false as
3527 nontemporality to store_expr.
3528 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3531 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3533 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3535 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3537 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3539 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3540 and allow DECL_P here.
3542 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3544 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3545 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3546 track of the size of the expression.
3547 * cfghooks.c (merge_blocks): Remove block from loops structure only
3548 after call of the merge_blocks hook.
3550 2007-06-09 Tom Tromey <tromey@redhat.com>
3552 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3553 (deprecated_state): Removed.
3554 (start_decl): Update.
3555 (enum deprecated_states): Moved earlier.
3556 (groktypename): Update.
3557 (push_parm_decl): Likewise.
3558 (grokfield): Likewise.
3559 (start_function): Likewise.
3561 2007-06-09 Ian Lance Taylor <iant@google.com>
3563 PR tree-optimization/32169
3564 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3565 CONVERT_EXPR, check whether min and max both converted to an
3566 overflow infinity representation.
3568 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3570 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3571 not inserted on the edge.
3573 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3575 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3576 instructions if they are supported.
3577 (__divsi3, __umodsi3, __modsi3): Likewise.
3578 (__ashldi3, __ashrdi3, __lshrdi3): New.
3579 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3581 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3582 Tony Linthicum <tony.linthicum@amd.com>
3584 * doc/invoke.texi: Add fvect-cost-model flag.
3585 * common.opt (fvect-cost-model): New flag.
3586 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3587 cost fields in stmt_vec_info struct for STMT.
3588 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3589 fields in stmt_vec_info struct and access functions for the same.
3590 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3591 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3592 load, store and vector to scalar operation.
3593 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3594 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3595 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3596 (TARG_VEC_STORE_COST): Define cost of vector store.
3597 (vect_estimate_min_profitable_iters): Define new function.
3598 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3599 check to evaluate if loop iterations are less than minimum profitable
3600 iterations determined by cost model or minimum vect loop bound defined
3601 by user, whichever is more conservative.
3602 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3603 run-time check to evaluate if loop iterations are less than minimum
3604 profitable iterations determined by cost model or minimum vect loop
3605 bound defined by user, whichever is more conservative.
3606 (vect_estimate_min_profitable_iterations): New function to estimate
3607 mimimimum iterartions required for vector version of loop to be
3608 profitable over scalar version.
3609 (vect_model_reduction_cost): New function.
3610 (vect_model_induction_cost): New function.
3611 (vect_model_simple_cost): New function.
3612 (vect_cost_strided_group_size): New function.
3613 (vect_model_store_cost): New function.
3614 (vect_model_load_cost): New function.
3615 (vectorizable_reduction): Call vect_model_reduction_cost during
3617 (vectorizable_induction): Call vect_model_induction_cost during
3619 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3620 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3621 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3622 vectorizable_promotion, vectorizable_demotion): Call
3623 vect_model_simple_cost during analysis phase.
3625 2007-06-08 Simon Baldwin <simonb@google.com>
3627 * reg-stack.c (get_true_reg): Readability change. Moved default case
3628 label into direct switch statement scope.
3630 2007-06-08 Simon Baldwin <simonb@google.com>
3632 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3633 in gcc_assert() with '==' comparison.
3635 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3637 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3638 TARGET_ABM handling of x86_popcnt variable.
3640 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3642 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3643 __builtin_copysignq and __builtin_infq built-in functions.
3645 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3647 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3648 SSE4.2 section. Correct built-in function names in SSE4A section.
3650 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3652 PR tree-optimization/32243
3653 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3654 for ncopies after ratio check between nunits_out and nunits_in.
3655 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3657 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3659 PR tree-optimization/32224
3660 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3661 vectorization upon a non GIMPLE_MODIFY_STMT.
3663 2007-06-08 Christian Bruel <christian.bruel@st.com>
3666 * config/sh/sh.md (doloop_end): New pattern and splitter.
3667 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3669 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3672 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3674 (verify_dominators): Do not change dominance tree.
3676 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3678 * config/sh/constraints.md: New file.
3679 * config/sh/sh.c: Include tm-constrs.h.
3680 (reg_class_from_letter): Remove.
3681 (prepare_cbranch_operands): Use satisfies_constraint_*
3682 function instead of macro.
3683 (andcosts, broken_move, sh_secondary_reload): Likewise.
3684 * config/sh/predicates.md (trapping_target_operand): Likewise.
3685 (and_operand, arith_operand, arith_reg_or_0_operand,
3686 cmp_operand, logical_operand, target_operand,
3687 ua_address_operand, ua_offset, xor_operand): Likewise.
3688 * config/sh/sh.md: Include constraints.md.
3689 (*movsicc_t_false): Use satisfies_constraint_* function
3691 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3692 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3693 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3694 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3695 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3696 (REG_CLASS_FROM_CONSTRAINT): Remove.
3697 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3698 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3699 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3700 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3701 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3702 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3703 function instead of macro.
3704 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3705 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3706 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3707 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3708 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3709 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3710 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3711 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3712 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3713 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3714 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3715 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3716 EXTRA_CONSTRAINT_STR): Likewise.
3717 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3719 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3721 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3723 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3726 * c-common.h (flag_cpp0x): Replaced by...
3727 (cxx_dialect): ... this new variable specifying the C++ dialect that
3729 * c-common.c (flag_cpp0x): Removed.
3730 (cxx_dialect): Defined.
3731 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3733 * c-opts.c (c_common_post_options): Likewise.
3734 (set_std_cxx98): Set cxx_dialect to cxx98.
3735 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3737 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3738 Hui-May Chang <hm.chang@apple.com>
3740 * doc/invoke.texi (Darwin Options): Update documentation for
3741 -mmacosx-version-min.
3742 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3743 * config/darwin-driver.c: New file.
3744 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3745 * config/t-darwin (darwin-driver.o): New rule.
3747 * config/darwin-c.c (version_as_macro): Ignore low digit.
3749 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3751 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3752 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3753 (CSGNMODE): New mode macro.
3754 (CSGNVMODE): New mode attribute.
3755 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3756 expander using CSGNMODE mode macro. Handle TFmode.
3757 (copysign<mode>3_const): Rename from copysignsf3_const and
3758 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3760 (copysign<mode>3_var): Rename from copysignsf3_var and
3761 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3763 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3764 mode macro. Handle TFmode.
3765 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3766 (iortf3, *iortf3): Ditto.
3767 (xortf3, *xortf3): Ditto.
3768 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3769 TFmode and TImode masks.
3770 (ix86_expand_copysign): Expand TFmode copysign insn.
3771 (IX86_BUILTIN_INFQ): New.
3772 (IX86_BUILTIN_FABSQ): Ditto.
3773 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3774 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3775 [__builtin_fabsq]: Ditto.
3776 [__builtin_copysignq]: Ditto.
3777 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3778 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3779 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3780 ix86_expand_binop_builtin().
3782 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3784 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3786 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3789 * rtl.h (push_to_sequence2): New.
3790 * emit-rtl.c (push_to_sequence2): New.
3791 * function.c (assign_parm_data_all): Add new fields.
3792 (assign_parm_setup_block): Call push_to_sequence2 instead of
3794 (assign_parm_setup_reg): Ditto.
3795 (assign_parm_setup_stack): Ditto.
3796 (assign_parms_unsplit_complex): Ditto.
3797 (assign_parms): Change field name.
3799 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3801 PR tree-optimization/32220
3802 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3803 phi node is reached before defining statement.
3805 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3808 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3809 after changing the right hand side of the assignment.
3811 2007-06-06 Eric Christopher <echristo@apple.com>
3813 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3814 (x86_64-*-darwin*): Ditto.
3815 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3816 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3818 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3820 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3822 (add_key): Likewise.
3823 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3824 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3826 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3828 (add_cost_one_coalesce): Likewise.
3829 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3830 variable names. Rename orig to orig_name for consistency.
3831 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3833 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3835 (record_equivalences_from_stmt): Likewise.
3836 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3837 the coding conventions.
3838 (memory_ssa_name_same): Likewise.
3839 (dse_optimize_stmt): Likewise.
3840 (dse_record_phis): Likewise.
3841 (dse_finalize_block): Likewise.
3842 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3843 keywords as variable names.
3844 (may_move_till): Cast according to the coding conventions.
3845 (force_move_till_expr): Avoid using C++ keywords as variable names.
3846 (force_move_till): Cast according to the coding conventions.
3847 (memref_hash): Likewise.
3848 (memref_eq): Likewise.
3849 (gather_mem_refs_stmt): Likewise.
3850 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3851 using C++ keywords as variable names.
3852 (idx_find_step): Cast according to the coding conventions.
3853 (idx_record_use): Likewise.
3854 (find_depends): Likewise.
3855 (prepare_decl_rtl): Likewise.
3856 (mbc_entry_hash): Likewise.
3857 (mbc_entry_eq): Likewise.
3858 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3859 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3860 (idx_infer_loop_bounds): Cast according to the coding conventions.
3861 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3862 * tree-ssa-math-opts.c (occ_new ): Likwise.
3863 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3865 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3867 (add_use_op): Likewise.
3868 (add_vop): Likewise.
3869 (add_vuse_op): Likewise.
3870 (add_vdef_op): Likewise.
3871 (get_expr_operands): Likewise.
3872 (push_stmt_changes): Use type safe memory macros.
3873 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3874 keywords as variable names.
3875 (conditional_replacement): Likewise.
3876 (minmax_replacement): Likewise.
3877 (abs_replacement): Likewise.
3878 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3880 (insert_fake_stores): Avoid using C++ keywords as variable names.
3881 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3883 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3884 (heapvar_insert): Use type safe memory macros.
3885 (new_var_info): Cast according to the coding conventions.
3886 (new_constraint): Likewise.
3887 (remove_preds_and_fake_succs): Use type safe memory macros.
3888 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3890 (thread_single_edge): Likewise.
3891 (thread_through_loop_header): Likewise.
3893 2007-06-06 Eric Christopher <echristo@apple.com>
3895 * config/i386/i386.c (override_options): Move handling
3896 of TARGET_SUBTARGET* earlier.
3898 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3900 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3903 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3905 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3906 emited outside of basic block.
3907 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3909 * rtl.h (delete_insn_chain): Declaration changed.
3910 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3912 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3913 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3914 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3915 to delete_insn_chain.
3916 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3917 do not have bb field set.
3918 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3920 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3921 * cfgcleanup.c (try_optimize_cfg): Ditto.
3923 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3925 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3926 (lambda_body_vector_new): Use type safe memory macros.
3927 (lambda_linear_expression_new): Likewise.
3928 (lambda_loopnest_new): Likewise.
3929 (lambda_lattice_new): Likewise.
3930 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3931 conventions. Use type safe memory macros.
3932 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3933 (lambda_body_vector_s): Likewise.
3934 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3935 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3937 2007-06-06 Richard Guenther <rguenther@suse.de>
3939 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3940 if we need to schedule cfg_cleanup.
3941 (tree_ssa_forward_propagate_single_use_vars): Do so.
3943 2007-06-06 Ian Lance Taylor <iant@google.com>
3945 * fold-const.c (merge_ranges): If range_successor or
3946 range_predecessor fail, just return 0.
3948 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3950 PR tree-optimization/32216
3951 * tree-vectorizer.c (supportable_widening_operation): Determine
3952 signedness of FIX_TRUNC_EXPR from output operand.
3953 (supportable_narrowing_operation): Ditto.
3954 * tree-vect-generic.c (expand_vector_operations_1): Determine
3955 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3958 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3960 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3961 (struct pta): ...from here. Change flags to unsigned to avoid
3962 excessive casting (as it is used as a bit mask).
3963 (override_options): Add casts according to the coding convenventions.
3964 (x86_64_elf_unique_section): Likewise.
3965 (examine_argument): Avoid using C++ keywords as variable names.
3966 (construct_container): Likewise.
3967 (legitimize_pic_address): Likewise.
3968 (get_dllimport_decl): Cast according to the coding conventions. Use
3969 type safe memory macros.
3970 (legitimize_address): Cast according to the coding conventions.
3971 (emit_i387_cw_initialization): Corrected the type of slot to enum
3973 (ix86_init_machine_status): Use type safe memory macros.
3974 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3975 (bdesc_pcmpistr): Likewise.
3976 (bdesc_crc32): Likewise.
3977 (bdesc_sse_3arg): Likewise.
3978 (bdesc_2arg): Likewise.
3979 (bdesc_1arg): Likewise.
3980 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3981 (ix86_expand_sse_pcmpistr): Likewise.
3982 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3983 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3984 int to match the langhook definition.
3985 (ix86_builtin_conversion): Change the type of code to unsigned init to
3986 match the langhook definition.
3987 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3989 (ix86_preferred_output_reload_class): Likewise.
3990 (ix86_cannot_change_mode_class): Likewise.
3991 (ix86_memory_move_cost): Likewise.
3992 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3993 avoid excessive casting later on.
3994 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3996 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3999 as flags setting insn.
4000 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4002 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4004 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4005 (UNSPEC_ROUND): New.
4006 ("sse4_1_round<mode>2"): New insn pattern.
4007 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4009 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4010 expander using SSEMODEF mode macro. Expand using
4011 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4012 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4013 expander using SSEMODEF mode macro. Expand using
4014 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4015 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4016 expander using SSEMODEF mode macro. Expand using
4017 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4018 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4019 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4020 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4023 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4024 Sebastian Pop <sebpop@gmail.com>
4026 * lambda.h (build_linear_expr): New.
4027 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4028 Use build_linear_expr, call fold and force_gimple_operand.
4029 (lambda_loopnest_to_gcc_loopnest): Check that there is
4030 something to insert.
4031 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4033 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4035 PR preprocessor/23479
4036 * doc/extend.texi: Document the 0b-prefixed binary integer
4039 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4041 PR tree-optimization/32215
4042 * tree-vectorizer.c (supportable_widening_operation): Return false
4043 for unsupported FIX_TRUNC_EXPR tree code.
4044 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4046 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4048 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4049 register on SPE targets. Change documentation to reflect
4051 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4052 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4053 out of the register allocation pool.
4054 (rs6000_reg_live_or_pic_offset_p): New function.
4055 (rs6000_emit_prologue): Move the actual saving of LR up to free
4056 r0 for holding r11. Split saving of SPE 64-bit registers into
4057 its own case. Ensure that offsets will always be in-range for
4058 'evstdd' by using r11 as a scratch register to point at the start
4059 of the SPE save area. Save r11 if necessary, as it is the static
4061 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4062 into its own case. Ensure that offsets will always be in-range
4063 for 'evldd' by using r11 as a scratch register to point at the
4064 start of the SPE save area. Also adjust r11 when restoring
4065 the stack pointer to compensate for pre-loading r11.
4067 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4069 * cfg.c (init_flow): Use type safe memory macros.
4070 (alloc_block): Likewise.
4071 (unchecked_make_edge): Likewise.
4072 (dump_flow_info): Avoid using C++ keywords as variable names.
4073 (copy_original_table_clear): Cast according to the coding conventions.
4074 (copy_original_table_set): Likewise.
4075 * cfgexpand (label_rtx_for_bb): Likewise.
4076 (expand_gimple_basic_block): Likewise.
4077 * cfghooks.c (dump_bb): Likewise.
4078 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4080 (lv_add_condition_to_bb): Likewise.
4081 * cfglayout (relink_block_chain): Cast according to the coding
4083 (fixup_reorder_chain): Likewise.
4084 (fixup_fallthru_exit_predecessor): Likewise.
4085 * cfgloop.c (glb_enum_p): Likewise.
4086 (get_exit_description): Likewise.
4087 (dump_recorded_exit): Likewise.
4088 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4089 (struct loop): ... from here.
4090 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4092 * cfgrtl.c (rtl_create_basic_block): Likewise.
4093 (rtl_split_block): Likewise.
4094 (rtl_dump_bb): Likewise.
4095 (cfg_layout_split_block): Likewise.
4096 (init_rtl_bb_info): Use typesafe memory macros.
4098 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4099 * graphds.h: Updated all usages of edge to graph_edge.
4100 * graphds.c: Likewise.
4101 * cfgloopanal.c: Likewise.
4103 2007-06-05 Ian Lance Taylor <iant@google.com>
4105 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4106 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4107 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4109 (test_for_singularity): Likewise.
4111 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4113 * config/i386/constraints.md ("Y2"): Replaced by ...
4115 * config/i386/i386.md: Likewise.
4116 * config/i386/mmx.md: Likewise.
4117 * config/i386/sse.md: Likewise.
4119 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4121 * config/i386/constraints.md ("z"): Replaced by ...
4123 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4124 (sse4_1_blendvps): Likewise.
4125 (sse4_1_pblendvb): Likewise.
4126 (sse4_2_pcmpestr): Likewise.
4127 (sse4_2_pcmpestrm): Likewise.
4128 (sse4_2_pcmpestr_cconly): Likewise.
4129 (sse4_2_pcmpistr): Likewise.
4130 (sse4_2_pcmpistrm): Likewise.
4131 (sse4_2_pcmpistr_cconly): Likewise.
4133 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4135 * matrix-reorg.c (transform_access_sites): Fix computation.
4136 (transform_allocation_sites): Same.
4138 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4140 * config/i386/i386.c (override_options): Use
4141 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4143 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4146 (nonimm_not_xmm0_operand): Ditto.
4147 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4148 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4149 as operand[2] predicate. Require "z" class XMM register for
4150 operand[3]. Adjust asm template.
4151 ("sse4_1_blendvpd"): Ditto.
4152 ("sse4_1_pblendvb"): Ditto.
4153 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4154 force op2 into xmm0 register for variable blend instructions.
4156 2007-06-04 Tom Tromey <tromey@redhat.com>
4158 * c-tree.h (start_enum): Update.
4159 (build_enumerator): Likewise.
4160 * c-decl.c (enum_next_value): Removed.
4161 (enum_overflow): Likewise.
4162 (start_enum): Add c_enum_contents argument. Don't use globals.
4163 (build_enumerator): Likewise.
4164 * c-tree.h (struct c_enum_contents): New struct.
4166 2007-06-04 Tom Tromey <tromey@redhat.com>
4168 * c-common.c (c_common_get_alias_set): Fix indentation.
4170 2007-06-04 Ian Lance Taylor <iant@google.com>
4172 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4173 to overflow, reduce overflow infinity to regular infinity.
4174 (vrp_var_may_overflow): New static function.
4175 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4177 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4179 * stor-layout.c (layout_type): Remove duplicate code.
4181 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4184 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4185 before build_common_builtin_nodes ().
4187 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4190 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4192 2007-06-04 Jan Hubicka <jh@suse.cz>
4194 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4195 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4196 instead of _stat version.
4198 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4200 PR tree-optimization/32194
4201 * tree-predcom.c (determine_offset): Check that both references have
4204 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4206 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4207 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4208 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4209 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4210 Add argument to iterate_fix_dominators call.
4211 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4212 * gcse.c (hoist_code): Change domby to vector.
4213 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4214 Add argument to iterate_fix_dominators call.
4215 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4216 recompute_dominator.
4217 * lambda-code.c (perfect_nestify): Ditto.
4218 * cfgloopanal.c: Include graphds.h.
4219 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4220 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4221 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4223 * graphds.c: New file.
4224 * graphds.h: New file.
4225 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4226 (get_dominated_by, get_dominated_by_region): Change return type to
4228 (verify_dominators): Recompute all dominators and compare the results.
4229 (recount_dominator): Renamed to ...
4230 (recompute_dominator): ... this. Do not check that the block is
4232 (iterate_fix_dominators): Reimplemented.
4233 (prune_bbs_to_update_dominators, root_of_dom_tree,
4234 determine_dominators_for_sons): New functions.
4235 * et-forest.c (et_root): New function.
4236 * et-forest.h (et_root): Declare.
4237 * Makefile.in (graphds.o): Add.
4238 (cfgloopanal.o): Add graphds.h dependency.
4239 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4240 * basic-block.h (get_dominated_by, get_dominated_by_region,
4241 iterate_fix_dominators): Declaration changed.
4242 (recount_dominator): Renamed to ...
4243 (recompute_dominator): ... this.
4244 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4245 (thread_through_all_blocks): Do not free dominance info.
4247 2007-06-03 Andreas Schwab <schwab@suse.de>
4249 * config/m68k/m68k.c (override_options): Don't override
4251 * config/m68k/m68k-modes.def (SF, DF): Define to use
4252 motorola_single_format and motorola_double_format, resp.
4253 * real.c (motorola_single_format): Renamed from
4254 coldfire_single_format.
4255 (motorola_double_format): Renamed from coldfire_double_format.
4256 (encode_ieee_extended): Generate a proper canonical NaN image
4257 respecting canonical_nan_lsbs_set.
4258 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4260 * real.h: Adjust declarations.
4262 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4265 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4266 the symbol is generated with the stack protector.
4268 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4270 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4271 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4273 * doc/extend.texi (interrupt): Mention m68k.
4275 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4277 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4278 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4279 (ix86_expand_sse_pcmpestr): Do not check operands for
4280 "register_operand", when insn operand predicate is "register_operand".
4281 (ix86_expand_sse_pcmpistr): Ditto.
4283 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4284 Uros Bizjak <ubizjak@gmail.com>
4286 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4287 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4288 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4289 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4290 * config/i386/constraints.md ("z"): New register constraint
4291 for members of SSE_FIRST_REG class.
4292 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4293 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4294 SSE_FIRST_REG class.
4295 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4296 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4297 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4298 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4299 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4300 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4301 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4302 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4303 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4304 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4305 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4306 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4307 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4308 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4309 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4310 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4311 (struct builtin_description): Change "flag" field to unsigned.
4312 (bdesc_pcmpestr): New builtin description table.
4313 (bdesc_pcmpistr): Likewise.
4314 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4315 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4316 Initialize pcmp[ei]str[im] insns for SSE4.2.
4317 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4318 (ix86_expand_sse_pcmpistr): Likewise.
4319 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4320 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4321 (UNSPEC_PCMPISTR): Likewise.
4322 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4323 (sse4_2_pcmpestri):New isns pattern.
4324 (sse4_2_pcmpestrm): Likewise.
4325 (sse4_2_pcmpestr_cconly): Likewise.
4326 (sse4_2_pcmpistr): New insn patern and splitter.
4327 (sse4_2_pcmpistri):New isns pattern.
4328 (sse4_2_pcmpistrm): Likewise.
4329 (sse4_2_pcmpistr_cconly): Likewise.
4330 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4333 2007-06-01 David Daney <ddaney@avtrex.com>
4335 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4336 LOADGP_ABSOLUTE and not binds_local_p.
4338 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4340 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4342 2007-06-01 Ian Lance Taylor <iant@google.com>
4344 * tree-vrp.c (compare_name_with_value): Always set
4345 used_strict_overflow if we get a result from the variable itself.
4347 2007-06-01 Ian Lance Taylor <iant@google.com>
4349 PR rtl-optimization/31455
4350 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4351 subregs which have a cast between modes which are not tieable.
4353 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4355 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4356 breaks after return statements.
4358 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4360 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4361 only after no_new_pseudos.
4363 2007-05-31 Eric Christopher <echristo@apple.com>
4365 * expr.c (convert_move): Assert that we don't have a BLKmode
4367 (store_expr): Handle BLKmode moves by calling emit_block_move.
4369 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4371 * c-typeck.c (build_indirect_ref): Include type in error message.
4372 (build_binary_op): Pass types to binary_op_error.
4373 * c-common.c (binary_op_error): Take two type arguments, print out
4375 * c-common.h (binary_op_error): Update prototype.
4377 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4379 * config/i386/i386.c: Correct coments on -mno-sse4.
4381 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4383 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4384 (x86_64-*-*): Likewise.
4385 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4386 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4387 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4388 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4389 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4390 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4391 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4392 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4393 (OPTION_MASK_ISA_SSE4): Likewise.
4394 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4395 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4396 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4397 (override_options): Support SSE4.2.
4398 (ix86_build_const_vector): Support SImode and DImode.
4399 (ix86_build_signbit_mask): Likewise.
4400 (ix86_expand_int_vcond): Support V2DImode.
4401 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4402 (IX86_BUILTIN_CRC32HI): Likewise.
4403 (IX86_BUILTIN_CRC32SI): Likewise.
4404 (IX86_BUILTIN_CRC32DI): Likewise.
4405 (IX86_BUILTIN_PCMPGTQ): Likewise.
4406 (bdesc_crc32): Likewise.
4407 (bdesc_sse_3arg): Likewise.
4408 (ix86_expand_crc32): Likewise.
4409 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4410 (ix86_expand_builtin): Likewise.
4411 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4412 __SSE4_2__ for -msse4.2.
4413 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4414 (CRC32MODE): Likewise.
4415 (crc32modesuffix): Likewise.
4416 (crc32modeconstraint): Likewise.
4417 (sse4_2_crc32<mode>): Likewise.
4418 (sse4_2_crc32di): Likewise.
4419 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4421 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4422 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4423 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4424 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4425 (vcondu<mode>): Likewise.
4426 * doc/extend.texi: Document SSE4.2 built-in functions.
4427 * doc/invoke.texi: Document -msse4.2/-msse4.
4429 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4431 PR tree-optimization/32160
4432 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4433 variable as gimple reg.
4434 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4436 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4438 * gcc.c (main): Don't consider linker options when issuing the
4439 warning about a linker input file not being used.
4441 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4443 * tree-vrp.c (compare_names): Initialize sop.
4445 2007-05-30 Dirk Mueller <dmueller@suse.de>
4447 * cgraphunit.c (cgraph_analyze_function): Remove
4448 computation of inline parameters.
4450 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4452 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4454 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4456 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4457 Add vx-common.h. Include vxworks.h between vx-common.h and
4459 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4461 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4462 (TARGET_ASM_DESTRUCTOR): Likewise.
4463 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4464 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4465 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4466 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4467 (VXWORKS_ENDIAN_SPEC): Define.
4468 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4469 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4470 VXWORKS_* equivalents.
4471 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4472 (ASM_FILE_START): Delete.
4473 (TARGET_VERSION): Reformat.
4474 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4475 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4476 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4477 (FPBIT, DPBIT): Define.
4478 (fp-bit.c, dp-bit.c): New rules.
4479 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4480 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4481 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4482 * config/arm/arm.h: Include vxworks-dummy.h.
4483 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4484 Mark with ATTRIBUTE_UNUSED.
4485 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4486 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4487 make it incompatible with -msingle-pic-base.
4488 (arm_function_ok_for_sibcall): Return false for calls that might
4489 go through a VxWorks PIC PLT entry.
4490 (require_pic_register): New function, split out from...
4491 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4493 (arm_load_pic_register): Handle the VxWorks RTP initialization
4494 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4495 (arm_emit_call_insn): New function.
4496 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4497 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4498 (pic_offset_arm): New pattern.
4499 (call, call_value): Use arm_emit_call_insn.
4500 (call_internal, call_value_internal): New expanders.
4501 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4502 VxWorks unless __PIC__.
4504 2007-05-30 Eric Christopher <echristo@gmail.com>
4506 * genrecog.c: Include regs.h in generated file.
4507 * genemit.c: Ditto. Fix up formatting.
4508 * config/mn10300/constraints.md: New.
4509 * config/mn10300/mn10300.md: Include.
4510 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4511 Fix up for removed macro.
4512 * config/mn10300/predicates.md (call_address_operand): Ditto.
4513 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4514 (CONST_OK_FOR_I): Ditto.
4515 (CONST_OK_FOR_J): Ditto.
4516 (CONST_OK_FOR_K): Ditto.
4517 (CONST_OK_FOR_L): Ditto.
4518 (CONST_OK_FOR_M): Ditto.
4519 (CONST_OK_FOR_N): Ditto.
4520 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4524 (EXTRA_CONSTRAINT): Ditto.
4526 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4530 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4531 OPTION_MASK_ISA_64BIT.
4532 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4534 2007-05-30 Richard Guenther <rguenther@suse.de>
4537 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4538 types for comparison.
4539 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4540 with original typed arguments.
4541 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4543 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4545 PR tree-optimization/31769
4546 * except.c (duplicate_eh_regions): Clear prev_try if
4547 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4549 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4551 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4552 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4553 bsi of the location where statements should be inserted.
4554 (sink_code_in_bb): Take bsi from statement_sink_location.
4555 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4556 instead of bsi_start.
4557 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4559 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4560 (bsi_move_before): Document inconsistency with bsi_move_after.
4561 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4563 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4565 * config/i386/i386.h (TARGET_ABM): New define.
4566 (TARGET_POPCNT): Ditto.
4567 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4568 New temporary defines to redefine from OPTION_ISA_* defines.
4569 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4570 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4571 (ix86_isa_flags): New extern int declaration.
4572 (TARGET_SUBTARGET_DEFAULT): New define.
4573 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4574 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4575 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4576 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4577 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4578 * config/i386/darwin.h: Change TARGET_64BIT define to
4581 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4582 using existing "ix86_isa_flags" varible.
4583 (m32, m64): Use existing "ix86_isa_flags" variable.
4584 (mmmx, m3dnow): Ditto.
4585 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4586 (mabm): Define as non-negative option using "x86_abm" variable.
4587 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4589 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4590 Rewrite feature test bitmap.
4591 (ix86_isa_flags): New initialized global int varible.
4592 (ix86_isa_flags_explicit): New static int variable.
4593 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4594 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4595 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4596 target_flags_explicit.
4597 (override_options): Remove "target_enable" and "target_disable" fields
4598 from "struct ptt". Update processor_target_table accordingly. Remove
4599 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4600 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4601 "target_flags" and "ix86_isa_flags_explicit" instead of
4602 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4603 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4604 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4605 to true when either of PTA_POPCNT or PTA_ABM is set in
4606 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4607 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4608 processor_alias_table flags entry. Remove handling of
4609 "target_enable" and "target_disable" fields of processor_target_table.
4610 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4611 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4612 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4613 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4614 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4616 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4618 2007-05-29 David Daney <ddaney@avtrex.com>
4621 * config/mips/mips.c (mips_output_mi_thunk): Emit
4622 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4624 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4625 * config/i386/i386.c (ix86_function_regparm): Added checking of
4626 ix86_force_align_arg_pointer to determine the number of
4627 register parameters.
4629 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4631 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4632 (SET_DR_MISALIGNMENT): New.
4633 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4634 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4635 Use SET_DR_MISALIGNMENT.
4636 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4638 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4639 find_loop_nest): Export.
4640 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4641 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4642 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4643 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4645 (struct mem_ref): Add field reuse_distance.
4646 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4647 Initialize reuse_distance field.
4648 (issue_prefetch_ref): Select temporality of prefetch according to
4650 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4651 self_reuse_distance, determine_loop_nest_reuse): New functions.
4652 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4653 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4654 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4657 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4659 * tree-ssa-alias.c: Add aliasing overview.
4661 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4662 Danny Smith <dannysmith@users.sourceforge.net>
4665 * config/i386/t-crtfm: Compile crtfastmath.o with
4666 -minline-all-stringops.
4667 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4668 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4670 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4672 * doc/md.texi: Document constraints on HP PA-RISC.
4674 * pa/constraints.md: New file.
4675 * pa.md: Include constraints.md.
4676 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4677 (integer_store_memory_operand, ldil_cint_p): New functions.
4678 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4679 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4680 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4681 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4682 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4684 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4687 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4688 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4689 case POSTDECREMENT_EXPR>): Return the error_mark_node
4690 if either the real or imaginary parts would an
4693 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4695 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4696 name when we remove it from a call.
4698 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4700 * targhooks.c (default_narrow_bitfield): Remove.
4701 * targhooks.h: Remove the prototype for
4702 default_narrow_bitfield.
4704 * langhooks-def.h: Remove the prototype for
4705 hook_get_alias_set_0.
4706 * langhooks.c (hook_get_alias_set_0): Remove.
4708 * global.c (EXECUTE_IF_CONFLICT): Remove.
4710 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4713 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4714 return true when truth_value_p is true and the type
4717 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4719 * doc/install.texi (Prerequisites): We no longer require Autoconf
4720 2.13 for the top-level.
4722 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4724 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4725 memory access via x86_expand_vector_move_misalign() only for
4726 TImode values on 32-bit targets.
4728 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4730 * matrix-reorg.c: New file. Implement matrix flattening and
4731 transposing optimization.
4732 * tree-pass.h: Add matrix reorg pass.
4733 * common.opt: Add fipa-mreorg flag.
4734 * Makefile.in: Add matrix-reorg.c.
4735 * passes.c: Add matrix reorg pass.
4736 * varpool.c (add_new_static_var): New function.
4737 * cgraph.h (add_new_static_var): Declare.
4739 2007-05-27 Eric Christopher <echristo@apple.com>
4741 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4742 sp_offset depending on stack size. Save r12 depending
4743 on registers we're saving later.
4744 (rs6000_emit_epilogue): Update sp_offset depending only
4747 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4749 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4750 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4751 * ifcvt.c (if_convert): Ditto.
4752 * tree-ssa-threadupdate.c (thread_block): Ditto.
4753 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4754 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4755 verify_loop_closed_ssa): Check number_of_loops instead of
4757 * predict.c (tree_estimate_probability): Ditto.
4758 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4759 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4760 * modulo-sched.c (sms_schedule): Ditto.
4761 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4762 (scev_finalize): Do not do anything if scev analysis was not
4764 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4765 current_loops == NULL.
4766 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4767 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4769 (loop_optimizer_finalize): Assert that loops were analyzed.
4770 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4771 rtl_doloop): Check number_of_loops instead of current_loops.
4772 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4773 current_loops == NULL.
4774 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4775 gate_tree_vectorize tree_linear_transform, check_data_deps,
4776 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4777 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4778 Check number_of_loops instead of current_loops.
4779 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4780 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4781 free loops if available.
4782 (execute_pre): Do not pass do_fre to fini_pre.
4784 2007-05-27 Tobias Burnus <burnus@net-b.de>
4787 * real.c (mpfr_from_real): Fix sign of -Inf.
4789 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4791 * tree-vect-transform.c (vectorizable_conversion): Initialize
4792 tree_code variables to ERROR_MARK.
4793 (vectorizable_type_demotion): Likewise.
4794 (vectorizable_type_promotion): Likewise.
4796 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4799 * config/i386/i386.md (movti): Handle push operands via
4802 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4804 * basic-block.h: Remove the prototype for merge_seq_blocks.
4805 * cfgcleanup.c (merge_seq_blocks): Remove.
4807 * tree-flow.h: Remove the prototype for is_aliased_with.
4808 * tree-ssa-alias.c (is_aliased_with): Remove.
4810 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4812 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4814 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4816 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4817 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4818 (vec_unpacks_hi_v16qi): Likewise.
4819 (vec_unpacku_lo_v16qi): Likewise.
4820 (vec_unpacks_lo_v16qi): Likewise.
4821 (vec_unpacku_hi_v8hi): Likewise.
4822 (vec_unpacks_hi_v8hi): Likewise.
4823 (vec_unpacku_lo_v8hi): Likewise.
4824 (vec_unpacks_lo_v8hi): Likewise.
4825 (vec_unpacku_hi_v4si): Likewise.
4826 (vec_unpacks_hi_v4si): Likewise.
4827 (vec_unpacku_lo_v4si): Likewise.
4828 (vec_unpacks_lo_v4si): Likewise.
4830 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4832 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4833 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4834 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4835 follow spelling conventions in various
4836 warning/error/diagnostic messages.
4838 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4839 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4840 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4841 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4842 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4843 * doc/tm.texi: Follow spelling conventions.
4845 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4848 * tree-ssa-forwprop.c
4849 (forward_propagate_addr_into_variable_array_index): Remove
4850 the lhs argument. Use the type of def_rhs instead of lhs.
4851 (forward_propagate_addr_expr_1): Update use of
4852 forward_propagate_addr_into_variable_array_index.
4854 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4855 Nigel Stephens <nigel@mips.com>
4857 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4858 function attributes, "far" being an alias for "long_call".
4859 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4860 (mips_near_type_p, mips_far_type_p): New.
4861 (mips_comp_type_attributes): New function to check that attributes
4862 attached to a function type are compatible.
4863 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4864 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4865 to the target function of the thunk.
4866 (mips_encode_section_info): Check for "near" and "far" function
4867 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4869 * config/mips/predicates.md (const_call_insn_operand): Test only
4870 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4872 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4875 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4876 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4877 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4878 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4880 2007-05-25 Eric Christopher <echristo@apple.com>
4882 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4883 to x86-darwin configurations.
4884 * config/i386/t-darwin: Add softfp support.
4885 * config/i386/t-darwin64: Ditto.
4886 * config/i386/sfp-machine.h: If mach then don't use
4887 aliasing, emit a stub to call.
4889 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4891 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4892 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4893 tree-predcom.c, tree-ssa-alias-warnings.c,
4894 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4895 comment typos. Follow spelling conventions.
4896 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4898 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4901 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4902 constants into memory. Expand unaligned memory references for
4903 SSE modes via x86_expand_vector_move_misalign() function.
4905 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4907 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4908 "memory" attribute for "sseishft" type insn without operands[2].
4910 2007-05-25 Dirk Mueller <dmueller@suse.de>
4911 Marcus Meissner <meissner@suse.de>
4913 * doc/extend.texi (alloc_size): New attribute.
4914 * c-common.c (handle_alloc_size_attribute): New.
4915 * tree-object-size.c (alloc_object_size): Use alloc_size
4916 attribute, if available.
4918 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4920 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4922 (__builtin_ia32_vec_ext_v2di): Likewise.
4923 (__builtin_ia32_vec_ext_v4si): Likewise.
4924 (__builtin_ia32_vec_ext_v8hi): Likewise.
4925 (__builtin_ia32_vec_ext_v16qi): Likewise.
4926 (__builtin_ia32_vec_set_v8hi): Likewise.
4928 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4930 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4932 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4934 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4935 (arm_is_longcall_p): Rename to...
4936 (arm_is_long_call_p): ...this. Take a single tree argument and
4938 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4939 (CUMULATIVE_ARGS): Remove call_cookie.
4940 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4941 (ENCODED_LONG_CALL_ATTR_P): Delete.
4942 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4943 LONG_CALL_FLAG_CHAR cases.
4944 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4945 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4946 ARM_DECLARE_FUNCTION_SIZE.
4947 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4948 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4949 (arm_encode_call_attribute, current_file_function_operand): Delete.
4950 (arm_function_in_section_p): New function.
4951 (arm_is_longcall_p): Rename to...
4952 (arm_is_long_call_p): ...this. Take the target function as a single
4953 argument and return a bool. Do not rely on call cookies. Check
4954 whether the target symbol is in the same section as the current
4955 function, not just the same compilation unit.
4956 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4957 (arm_encode_section_info): Don't encode a call type.
4958 * config/arm/arm.md (call, call_value): Update calls to
4959 arm_is_long(_)call_p. Simplify logic.
4960 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4961 Update calls to arm_is_long(_)call_p.
4963 2007-05-25 Richard Guenther <rguenther@suse.de>
4965 PR tree-optimization/31982
4966 * tree-ssa-forwprop.c
4967 (forward_propagate_addr_into_variable_array_index): Handle arrays
4968 with element size one.
4970 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4972 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4973 (umulsi3_highpart): Likewise.
4975 2007-05-24 Ian Lance Taylor <iant@google.com>
4977 PR rtl-optimization/32069
4978 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4981 2007-05-24 Ollie Wild <aaw@google.com>
4983 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4986 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4988 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4989 (oprs_unchanged_p): Use it to check all registers in a REG.
4990 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4991 (reg_set_between_after_reload_p): Delete.
4992 (reg_used_between_after_reload_p): Likewise.
4993 (reg_set_or_used_since_bb_start): Likewise.
4994 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4995 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4996 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4997 * rtlanal.c (reg_set_p): Check whether REG overlaps
4998 regs_invalidated_by_call, rather than just checking the
4999 membership of REGNO (REG).
5001 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5003 * doc/passes.texi: Document predictive commoning.
5004 * doc/invoke.texi (-fpredictive-commoning): Document.
5005 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5006 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5007 adding indices to the generated name.
5008 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5009 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5010 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5011 (op_symbol_code): ... and exported.
5012 (dump_omp_clause, op_symbol): Use op_symbol_code
5013 instead of op_symbol_1.
5014 * tree-pass.h (pass_predcom): Declare.
5015 * timevar.def (TV_PREDCOM): New timevar.
5016 * tree-ssa-loop.c (run_tree_predictive_commoning,
5017 gate_tree_predictive_commoning, pass_predcom): New.
5018 * tree-data-ref.c (find_data_references_in_loop): Find the
5019 references in dominance order.
5020 (canonicalize_base_object_address): Ensure that the result has
5022 (dr_analyze_innermost): Export.
5023 (create_data_ref): Code to fail for references with invariant
5025 (find_data_references_in_stmt): ... here.
5026 * tree-data-ref.h (dr_analyze_innermost): Declare.
5027 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5028 (aff_combination_find_elt, name_expansion_hash,
5029 name_expansion_eq, tree_to_aff_combination_expand,
5030 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5032 * tree-affine.h (aff_combination_constant_multiple_p,
5033 tree_to_aff_combination_expand): Declare.
5034 * tree-predcom.c: New file.
5035 * common.opt (fpredictive-commoning): New option.
5036 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5037 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5038 * Makefile.in (tree-predcom.o): Add.
5039 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5040 * passes.c (init_optimization_passes): Add dceloop after
5041 copy propagation in loop optimizer. Add predictive commoning
5042 to loop optimizer passes.
5044 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5046 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5049 2007-05-24 Jan Hubicka <jh@suse.cz>
5051 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5053 (genheader): Include statistics.h.
5055 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5057 * print-rtl.c (flag_dump_unnumbered): Update comments.
5058 (print_rtl): Fix my previous change.
5059 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5062 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5065 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5067 (thread_through_all_blocks): Call initialize_original_copy_tables
5068 and free_original_copy_tables.
5069 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5071 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5072 * cfghooks.c (duplicate_block): Use get_loop_copy.
5073 * cfg.c: Include cfgloop.h.
5074 (loop_copy): New hash table.
5075 (initialize_original_copy_tables): Initialize loop_copy table.
5076 (free_original_copy_tables): Free loop_copy table.
5077 (copy_original_table_clear, copy_original_table_set,
5078 set_loop_copy, get_loop_copy): New functions.
5079 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5080 * cfgloop.h (struct loop): Remove copy field.
5081 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5082 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5084 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5086 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5087 -msse/-msse2/-msse3.
5089 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5091 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5092 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5094 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5097 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5098 * targhooks.h (default_mangle_decl_assembler_name): Declare
5100 * targhooks.c (default_mangle_decl_assembler_name): Define
5102 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5104 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5105 * langhooks.c (lhd_set_decl_assembler_name): Call
5106 targetm.mangle_decl_assembler_name for names with global scope.
5108 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5110 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5111 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5113 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5114 New. Factored out of i386_pe_encode_section_info.
5115 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5116 Move check for prior decoration of stdcall
5117 symbols to i386_pe_encode_section_info.
5118 (i386_pe_encode_section_info): Adjust call to
5119 gen_stdcall_or_fastcall_suffix. Use
5120 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5121 (i386_pe_mangle_decl_assembler_name): New. Wrap
5122 i386_pe_maybe_mangle_decl_assembler_name.
5124 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5126 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5127 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5128 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5129 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5130 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5133 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5134 Nigel Stephens <nigel@mips.com>
5135 Richard Sandiford <richard@codesourcery.com>
5137 Fix up MIPS16 hard float and add support for complex.
5139 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5140 (TARGET_SOFT_FLOAT_ABI): New.
5141 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5142 __mips_soft_float to reflect the ABI in use, not whether the
5143 FPU is directly accessible (e.g., in MIPS16 mode).
5144 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5145 (UNITS_PER_FPVALUE): Likewise.
5147 * config/mips/mips.c (mips_expand_call): Remove redundant
5148 TARGET_MIPS16 check.
5149 (mips_arg_regno): New.
5150 (function_arg_advance): When setting bits in cum->fp_code for
5151 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5153 (function_arg): Use mips_arg_regno.
5154 (mips_return_mode_in_fpr_p): New.
5155 (mips16_call_stub_mode_suffix): New.
5156 (mips16_cfun_returns_in_fpr_p): New.
5157 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5158 (mips_output_function_prologue): Test mips16_hard_float, not
5159 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5160 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5161 return value into a floating-point register.
5162 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5163 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5164 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5165 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5166 word of double arguments from or to the high bits of 64-bit
5167 floating point registers.
5168 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5169 (mips16_fpret_double): New helper function.
5170 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5171 support for complex modes. Fill in DECL_RESULT for stubdecl.
5172 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5174 * config/mips/mips16.S
5175 (RET, ARG1, ARG2): New.
5176 (MERGE_GPRf, MERGE_GPRt): New.
5177 (DELAYt, DELAYf): New.
5178 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5179 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5180 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5181 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5182 (SFOP): Renamed to...
5183 (OPSF3): This, and macro-ified. Updated all uses.
5184 (SFOP2): Renamed to...
5185 (OPSF2): This, and macro-ified. Updated all uses.
5186 (SFCMP): Renamed to...
5187 (CMPSF): This, and macro-ified. Updated all uses.
5188 (SFREVCMP): Renamed to...
5189 (REVCMPSF): This, and macro-ified. Updated all uses.
5190 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5191 (LDDBL1, LDDBL2, RETDBL): Deleted.
5192 (DFOP): Renamed to...
5193 (OPDF3): This, and macro-ified. Updated all uses.
5194 (DFOP2): Renamed to...
5195 (OPDF2): This, and macro-ified. Updated all uses.
5196 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5197 (DFCMP): Renamed to...
5198 (CMPDF): This, and macro-ified. Updated all uses.
5199 (DFREVCMP): Renamed to...
5200 (REVCMPDF): This, and macro-ified. Updated all uses.
5201 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5202 (RET_FUNCTION): New.
5203 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5204 (__mips16_ret_sc, __mips16_ret_dc): New.
5205 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5206 STUB_ARGS_6, STUB_ARGS_10): New.
5207 (CALL_STUB_NO_RET): New.
5208 (__mips16_call_stub_1): Macro-ified.
5209 (__mips16_call_stub_5): Macro-ified.
5210 (__mips16_call_stub_2): Macro-ified.
5211 (__mips16_call_stub_6): Macro-ified.
5212 (__mips16_call_stub_9): Macro-ified.
5213 (__mips16_call_stub_10): Macro-ified.
5214 (CALL_STUB_RET): New.
5215 (__mips16_call_stub_sf_0): Macro-ified.
5216 (__mips16_call_stub_sf_1): Macro-ified.
5217 (__mips16_call_stub_sf_5): Macro-ified.
5218 (__mips16_call_stub_sf_2): Macro-ified.
5219 (__mips16_call_stub_sf_6): Macro-ified.
5220 (__mips16_call_stub_sf_9): Macro-ified.
5221 (__mips16_call_stub_sf_10): Macro-ified.
5222 (__mips16_call_stub_df_0): Macro-ified.
5223 (__mips16_call_stub_df_1): Macro-ified.
5224 (__mips16_call_stub_df_5): Macro-ified.
5225 (__mips16_call_stub_df_2): Macro-ified.
5226 (__mips16_call_stub_df_6): Macro-ified.
5227 (__mips16_call_stub_df_9): Macro-ified.
5228 (__mips16_call_stub_df_10): Macro-ified.
5229 (__mips16_call_stub_sc_0): New.
5230 (__mips16_call_stub_sc_1): New.
5231 (__mips16_call_stub_sc_5): New.
5232 (__mips16_call_stub_sc_2): New.
5233 (__mips16_call_stub_sc_6): New.
5234 (__mips16_call_stub_sc_9): New.
5235 (__mips16_call_stub_sc_10): New.
5236 (__mips16_call_stub_dc_0): New.
5237 (__mips16_call_stub_dc_1): New.
5238 (__mips16_call_stub_dc_5): New.
5239 (__mips16_call_stub_dc_2): New.
5240 (__mips16_call_stub_dc_6): New.
5241 (__mips16_call_stub_dc_9): New.
5242 (__mips16_call_stub_dc_10): New.
5244 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5245 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5246 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5248 2007-05-23 Ian Lance Taylor <iant@google.com>
5250 * doc/invoke.texi (Invoking GCC): Document that the order of the
5253 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5256 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5257 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5258 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5262 * config/score/score.c (score_print_operand): Make sure that only
5263 lower bits are used.
5265 2007-05-22 Ian Lance Taylor <iant@google.com>
5267 * tree-vrp.c (avoid_overflow_infinity): New static function,
5268 broken out of set_value_range_to_value.
5269 (set_value_range_to_value): Call avoid_overflow_infinity.
5270 (extract_range_from_assert): Likewise.
5272 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5275 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5276 change the type before looking for a COMPOUND_EXPR.
5278 2007-05-22 Ian Lance Taylor <iant@google.com>
5280 * lower-subreg.c (decompose_multiword_subregs): If we change an
5281 insn, call remove_retval_note on it.
5283 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5285 * regs.h (end_hard_regno): New function.
5286 (END_HARD_REGNO, END_REGNO): New macros.
5287 (add_to_hard_reg_set): New function.
5288 (remove_from_hard_reg_set): Likewise.
5289 (in_hard_reg_set_p): Likewise.
5290 (overlaps_hard_reg_set_p): Likewise.
5291 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5292 (note_btr_set): Use END_HARD_REGNO.
5293 * caller-save.c (setup_save_areas): Use end_hard_regno.
5294 (mark_set_regs): Use END_HARD_REGNO.
5295 (add_stored_regs): Use end_hard_regno.
5296 (mark_referenced_regs): Use add_to_hard_reg_set.
5297 * combine.c (update_table_tick): Use END_REGNO.
5298 (record_value_for_reg): Likewise.
5299 (record_dead_and_set_regs): Likewise.
5300 (get_last_value_validate): Likewise.
5301 (use_crosses_set_p): Likewise.
5302 (reg_dead_at_p_1): Likewise.
5303 (reg_dead_at_p): Likewise.
5304 (mark_used_regs_combine): Use add_to_hard_reg_set.
5305 (move_deaths): Use END_HARD_REGNO.
5306 (reg_bitfield_target_p): Use end_hard_regno.
5307 (distribute_notes): Use END_HARD_REGNO.
5308 * cse.c (mention_regs): Use END_REGNO.
5309 (insert): Use add_to_hard_reg_set.
5310 (invalidate): Use END_HARD_REGNO.
5311 (invalidate_for_call): Likewise.
5312 (exp_equiv_p): Use END_REGNO.
5313 (cse_insn): Likewise.
5314 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5315 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5316 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5317 * function.c (keep_stack_depressed): Use end_hard_regno.
5318 * global.c (global_alloc): Use end_hard_regno.
5319 (global_conflicts): Use add_to_hard_reg_set instead of
5321 (find_reg): Likewise.
5322 (mark_reg_store): Likewise.
5323 (mark_reg_conflicts): Likewise.
5324 (mark_reg_death): Use remove_from_hard_reg_set.
5325 (mark_reg_live_nc): Delete.
5326 (set_preference): Use end_hard_regno.
5327 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5328 remove_from_hard_reg_set.
5329 (post_mark_life): Use add_to_hard_reg_set.
5330 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5331 (reg_becomes_live): Use add_to_hard_reg_set.
5332 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5333 (peep2_find_free_register): Use add_to_hard_reg_set.
5334 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5335 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5336 * regrename.c (note_sets): Use add_to_hard_reg_set.
5337 (clear_dead_regs): Use remove_from_hard_reg_set.
5338 (regrename_optimize): Use add_to_hard_reg_set.
5339 (find_oldest_value_reg): Use in_hard_reg_set_p.
5340 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5341 (hard_reg_set_here_p): Use end_hard_regno.
5342 (decompose): Likewise.
5343 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5344 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5345 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5346 (mark_home_live): Use end_hard_regno.
5347 (spill_hard_reg): Likewise.
5348 (clear_reload_reg_in_use): Likewise.
5349 * reorg.c (delete_prior_computation): Use END_REGNO.
5350 * resource.c (update_live_status): Use END_HARD_REGNO.
5351 (mark_referenced_resources): Use add_to_hard_reg_set.
5352 (mark_set_resources): Likewise.
5353 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5354 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5355 (reg_overlap_mentioned_p): Likewise.
5356 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5357 (covers_regno_no_parallel_p): Use END_REGNO.
5358 (find_regno_note): Likewise.
5359 (find_reg_fusage): Use END_HARD_REGNO.
5360 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5361 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5363 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5365 * mode-switching.c (reg_dies): Change type of second argument to
5367 (optimize_mode_switching): Update accordingly.
5369 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5371 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5373 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5374 (hard_reg_set_empty_p): ...these new functions.
5375 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5376 GO_IF_HARD_REG_SUBSET.
5377 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5378 instead of GO_IF_HARD_REG_EQUAL.
5379 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5380 instead of GO_IF_HARD_REG_EQUAL.
5381 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5382 GO_IF_HARD_REG_SUBSET.
5383 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5384 GO_IF_HARD_REG_EQUAL.
5385 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5386 of GO_IF_HARD_REG_SUBSET.
5387 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5388 instead of GO_IF_HARD_REG_EQUAL.
5389 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5390 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5391 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5392 of GO_IF_HARD_REG_SUBSET,
5393 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5394 GO_IF_HARD_REG_SUBSET.
5395 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5396 instead of GO_IF_HARD_REG_EQUAL.
5397 * config/sh/sh.c (push_regs, calc_live_regs): Use
5398 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5399 (hard_regs_intersect_p): Delete.
5401 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5403 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5405 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5406 Richard Henderson <rth@redhat.com>
5408 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5410 (x86_64-*-*): Likewise.
5412 * i386/i386-modes.def (V2QI): New.
5414 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5416 (override_options): Support SSE4.1.
5417 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5418 (IX86_BUILTIN_BLENDPS): Likewise.
5419 (IX86_BUILTIN_BLENDVPD): Likewise.
5420 (IX86_BUILTIN_BLENDVPS): Likewise.
5421 (IX86_BUILTIN_PBLENDVB128): Likewise.
5422 (IX86_BUILTIN_PBLENDW128): Likewise.
5423 (IX86_BUILTIN_DPPD): Likewise.
5424 (IX86_BUILTIN_DPPS): Likewise.
5425 (IX86_BUILTIN_INSERTPS128): Likewise.
5426 (IX86_BUILTIN_MOVNTDQA): Likewise.
5427 (IX86_BUILTIN_MPSADBW128): Likewise.
5428 (IX86_BUILTIN_PACKUSDW128): Likewise.
5429 (IX86_BUILTIN_PCMPEQQ): Likewise.
5430 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5431 (IX86_BUILTIN_PMAXSB128): Likewise.
5432 (IX86_BUILTIN_PMAXSD128): Likewise.
5433 (IX86_BUILTIN_PMAXUD128): Likewise.
5434 (IX86_BUILTIN_PMAXUW128): Likewise.
5435 (IX86_BUILTIN_PMINSB128): Likewise.
5436 (IX86_BUILTIN_PMINSD128): Likewise.
5437 (IX86_BUILTIN_PMINUD128): Likewise.
5438 (IX86_BUILTIN_PMINUW128): Likewise.
5439 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5440 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5441 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5442 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5443 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5444 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5445 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5446 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5447 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5448 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5449 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5450 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5451 (IX86_BUILTIN_PMULDQ128): Likewise.
5452 (IX86_BUILTIN_PMULLD128): Likewise.
5453 (IX86_BUILTIN_ROUNDPD): Likewise.
5454 (IX86_BUILTIN_ROUNDPS): Likewise.
5455 (IX86_BUILTIN_ROUNDSD): Likewise.
5456 (IX86_BUILTIN_ROUNDSS): Likewise.
5457 (IX86_BUILTIN_PTESTZ): Likewise.
5458 (IX86_BUILTIN_PTESTC): Likewise.
5459 (IX86_BUILTIN_PTESTNZC): Likewise.
5460 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5461 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5462 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5463 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5464 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5466 (bdesc_sse_3arg): Likewise.
5467 (bdesc_2arg): Likewise.
5468 (bdesc_1arg): Likewise.
5469 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5471 (ix86_expand_sse_4_operands_builtin): New.
5472 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5473 smaller than 8 bits as the 2nd arg.
5474 (ix86_expand_sse_ptest): New.
5475 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5476 (ix86_expand_vector_set): Support SSE4.1.
5477 (ix86_expand_vector_extract): Likewise.
5479 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5480 __SSE4_1__ for -msse4.1.
5482 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5483 (UNSPEC_INSERTPS): Likewise.
5484 (UNSPEC_DP): Likewise.
5485 (UNSPEC_MOVNTDQA): Likewise.
5486 (UNSPEC_MPSADBW): Likewise.
5487 (UNSPEC_PHMINPOSUW): Likewise.
5488 (UNSPEC_PTEST): Likewise.
5489 (UNSPEC_ROUNDP): Likewise.
5490 (UNSPEC_ROUNDS): Likewise.
5492 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5494 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5495 (const_pow2_1_to_32768_operand): Likewise.
5497 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5500 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5502 (sse4_1_insertps): Likewise.
5503 (*sse4_1_extractps): Likewise.
5504 (sse4_1_ptest): Likewise.
5505 (sse4_1_mulv2siv2di3): Likewise.
5506 (*sse4_1_mulv4si3): Likewise.
5507 (*sse4_1_smax<mode>3): Likewise.
5508 (*sse4_1_umax<mode>3): Likewise.
5509 (*sse4_1_smin<mode>3): Likewise.
5510 (*sse4_1_umin<mode>3): Likewise.
5511 (sse4_1_eqv2di3): Likewise.
5512 (*sse4_1_pinsrb): Likewise.
5513 (*sse4_1_pinsrd): Likewise.
5514 (*sse4_1_pinsrq): Likewise.
5515 (*sse4_1_pextrb): Likewise.
5516 (*sse4_1_pextrb_memory): Likewise.
5517 (*sse4_1_pextrw_memory): Likewise.
5518 (*sse4_1_pextrq): Likewise.
5519 (sse4_1_blendpd): Likewise.
5520 (sse4_1_blendps): Likewise.
5521 (sse4_1_blendvpd): Likewise.
5522 (sse4_1_blendvps): Likewise.
5523 (sse4_1_dppd): Likewise.
5524 (sse4_1_dpps): Likewise.
5525 (sse4_1_movntdqa): Likewise.
5526 (sse4_1_mpsadbw): Likewise.
5527 (sse4_1_packusdw): Likewise.
5528 (sse4_1_pblendvb): Likewise.
5529 (sse4_1_pblendw): Likewise.
5530 (sse4_1_phminposuw): Likewise.
5531 (sse4_1_extendv8qiv8hi2): Likewise.
5532 (*sse4_1_extendv8qiv8hi2): Likewise.
5533 (sse4_1_extendv4qiv4si2): Likewise.
5534 (*sse4_1_extendv4qiv4si2): Likewise.
5535 (sse4_1_extendv2qiv2di2): Likewise.
5536 (*sse4_1_extendv2qiv2di2): Likewise.
5537 (sse4_1_extendv4hiv4si2): Likewise.
5538 (*sse4_1_extendv4hiv4si2): Likewise.
5539 (sse4_1_extendv2hiv2di2): Likewise.
5540 (*sse4_1_extendv2hiv2di2): Likewise.
5541 (sse4_1_extendv2siv2di2): Likewise.
5542 (*sse4_1_extendv2siv2di2): Likewise.
5543 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5544 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5545 (sse4_1_zero_extendv4qiv4si2): Likewise.
5546 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5547 (sse4_1_zero_extendv2qiv2di2): Likewise.
5548 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5549 (sse4_1_zero_extendv4hiv4si2): Likewise.
5550 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5551 (sse4_1_zero_extendv2hiv2di2): Likewise.
5552 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5553 (sse4_1_zero_extendv2siv2di2): Likewise.
5554 (*sse4_1_zero_extendv2siv2di2): Likewise.
5555 (sse4_1_roundpd): Likewise.
5556 (sse4_1_roundps): Likewise.
5557 (sse4_1_roundsd): Likewise.
5558 (sse4_1_roundss): Likewise.
5559 (mulv4si3): Don't expand for SSE4.1.
5560 (smax<mode>3): Likewise.
5561 (umaxv4si3): Likewise.
5562 (uminv16qi3): Likewise.
5563 (umin<mode>3): Likewise.
5564 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5566 * doc/extend.texi: Document SSE4.1 built-in functions.
5568 * doc/invoke.texi: Document -msse4.1.
5570 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5572 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5573 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5574 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5575 (ASM_SPEC): Add asm_pcrel_spec.
5576 (EXTRA_SPECS): Add asm_pcrel_spec.
5578 2007-05-21 David Daney <ddaney@avtrex.com>
5580 * doc/install.texi (Building a cross compiler): Add requirements
5581 for Java cross compiler.
5583 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5586 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5587 Add loopno argument. Use evolution_function_is_invariant_rec_p
5588 instead of evolution_function_is_constant_p.
5589 Update calls to evolution_function_is_affine_multivariate_p.
5590 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5591 Add loopno argument.
5592 * tree-scalar-evolution.c (gather_chrec_stats): Call
5593 evolution_function_is_affine_multivariate_p with a loop
5595 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5596 (analyze_overlapping_iterations): Likewise.
5597 (access_functions_are_affine_or_constant_p): Likewise.
5598 (build_classic_dist_vector_1): If the access functions
5599 are equal, don't do anything.
5601 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5602 Paolo Carlini <pcarlini@suse.de>
5603 Uros Bizjak <ubizjak@gmail.com>
5605 * c-cppbuiltin.c (c_cpp_builtins): Define
5606 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5607 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5608 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5609 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5611 2007-05-21 Mike Stump <mrs@apple.com>
5613 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5615 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5617 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5619 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5620 implementation if __OPTIMIZE__ is not defined.
5621 (_mm_alignr_pi8): Ditto.
5622 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5623 (_mm_inserti_si64): Ditto.
5624 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5625 (_mm_slli_epi16): Ditto.
5626 (_mm_slli_epi32): Ditto.
5627 (_mm_slli_epi64): Ditto.
5628 (_mm_srai_epi16): Ditto.
5629 (_mm_srai_epi32): Ditto.
5630 (_mm_srli_si128): Ditto.
5631 (_mm_slli_si128): Ditto.
5632 (_mm_srli_epi16): Ditto.
5633 (_mm_srli_epi32): Ditto.
5634 (_mm_srli_epi64): Ditto.
5635 (_mm_extract_epi16): Ditto.
5636 (_mm_insert_epi16): Ditto.
5637 (_mm_shufflehi_epi16): Ditto.
5638 (_mm_shufflelo_epi16): Ditto.
5639 (_mm_shuffle_epi32): Ditto.
5640 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5642 (_mm_insert_pi16): Ditto.
5644 (_mm_shuffle_pi16): Ditto.
5646 (_mm_shufle_ps): Ditto.
5647 (_mm_prefetch): Ditto.
5649 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5651 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5652 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5653 * real.c (encode_i370_single, decode_i370_single,
5654 encode_i370_double, decode_i370_double): Functions removed.
5655 (i370_single_format, i370_double_format): Initializations removed.
5656 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5657 Consider the log2_b field to always be one.
5658 (ieee_single_format, mips_single_format, coldfire_single_format,
5659 ieee_double_format, mips_double_format, coldfire_double_format,
5660 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5661 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5662 ibm_extended_format, mips_extended_format, ieee_quad_format,
5663 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5664 decimal_single_format, decimal_double_format, decimal_quad_format,
5665 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5666 initialization of log2_b.
5667 * real.h (i370_single_format, i370_double_format): Declarations
5669 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5670 field to always be one.
5672 2007-05-21 Andreas Schwab <schwab@suse.de>
5674 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5675 NOTE_INSN_BASIC_BLOCK_P.
5676 (process_for_unwind_directive): Likewise.
5678 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5680 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5681 * function.h (struct function): Move va_list_gpr_size,
5682 va_list_fpr_size, function_frequency to front of bitfields. Add
5684 (current_function_calls_unwind_init): New.
5685 * except.c (expand_builtin_unwind_init): Set
5686 current_function_calls_unwind_init not
5687 current_function_has_nonlocal_label.
5688 * reload1.c (has_nonexceptional_receiver): New.
5689 (reload): Use it and current_function_calls_unwind_init to
5690 determine whether call-saved regs must be saved.
5692 2007-05-20 Jan Hubicka <jh@suse.cz>
5694 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5695 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5696 * ddg.c (create_ddg): LIkewise.
5697 * final.c (final): Remove hunk moving line number notes around since
5698 they are no longer present at this stage.
5699 (final_scan_insn): Use NOTE_KIND instead of
5700 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5701 (output_asm_label): Likewise.
5702 * reorg.c (dbr_schedule): Likewise.
5703 * haifa-sched.c (unlink_other_notes): Likewise.
5704 * mode-switching.c (optimize_mode_switching): Likewise.
5705 * graph.c (start_bb): Likewise.
5706 * rtl.def (NOTE): Update description.
5707 * jump.c (squeeze_notes): Delete.
5708 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5709 NOTE_INSN_BASIC_BLOCK_P when possible.
5710 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5711 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5712 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5713 (dwarf2out_var_location): Likewise.
5714 * cfgbuild.c (make_edges): Likewise.
5715 (find_basic_blocks_1): Likewise.
5716 * function.c (reorder_blocks_1): Likewise.
5717 (epilogue_done): Likewise.
5718 (reposition_prologue_and_epilogue_notes): Likewise.
5719 * print-rtl.c (print_rtx): Likewise; drop code for printing
5721 (print_rtl): Likewise.
5722 (print_rtl_single): Likewise.
5723 * gcse.c (insert_insn_start_bb): Likewise.
5724 * alias.c (init_alias_analysis): Likewise.
5725 * calls.c (fixup_tail_calls): Likewise.
5726 * except.c (sjlj_emit_function_enter): Likewise.
5727 * emit-rtl.c (add_insn_after): Likeiwse.
5728 (emit_label_before): Likewise.
5729 (emit_label_after): Likewise.
5730 (emit_note_before, emit_note_after, emit_note): Update
5731 parameter to be enum insn_note; do not deal with source
5733 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5734 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5736 (merge_blocks_move_successor_nojumps): Simplify now when
5737 we don't have BLOCK notes.
5738 (try_optimize_cfg): Likewise.
5739 * cfglayout.c (skip_insns_after_block): Likewise.
5740 (record_effective_endpoints): Likewise.
5741 (duplicate_insn_chain): Likewise.
5742 * varasm.c (output_constant_pool_1): Likewise.
5743 * sched-deps.c (sched_analyze): Likewise.
5744 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5746 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5747 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5748 (SET_INSN_DELETED): Simplify.
5749 (NOTE_LINE_NUMBER): Exterminate.
5750 (NOTE_LINE_KIND): New.
5751 (NOTE_INSN_BASIC_BLOCK_P): Update.
5752 (enum insn_note): Simplify.
5753 (GET_NOTE_INSN_NAME) Simplify.
5754 (emit_note_before, emit_note_after, emit_note): Update prototype.
5755 (squeeze_notes): Remove.
5756 * sched-int.h (NOTE_NOT_BB_P): Update.
5757 * resource.c (mark_target_live_regs): Update.
5758 * sched-rgn.c (debug_dependencies): Update.
5759 * sched-vis.c (print_insn): Update.
5760 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5761 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5762 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5763 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5764 (split_branches): Update.
5765 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5767 (sh_adjust_unroll_max): Exterminate.
5768 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5769 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5770 (m68hc11_reorg): Likewise.
5771 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5772 (emit_predicate_relation_info): Update.
5773 (process_for_unwind_directive): Update.
5774 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5775 (output_call): Update.
5776 * config/pa/pa.c (output_lbranch): Update.
5777 (output_millicode_call): Update.
5778 (output_call): Update.
5779 (pa_combine_instructions): Update.
5780 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5781 * config/bfin/bfin.c (gen_one_bundle): Update.
5782 * cfgrtl.c (can_delete_note_p): Update.
5783 (delete_insn): Update.
5784 (rtl_merge_blocks): Update.
5785 (commit_one_edge_insertion): Update.
5786 (rtl_verify_flow_info): Update.
5787 * stmt.c (expand_case): Do not call squeeze_notes.
5789 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5796 * c.opt (Wtype-limits): New.
5797 * doc/invoke.texi (Wtype-limits): Document it.
5798 (Wextra): Enabled by -Wextra.
5799 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5800 * c-common.c (shorten_compare): Warn with Wtype-limits.
5802 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5804 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5805 inlined function, not as a macro.
5806 (_mm_alignr_pi8): Ditto.
5807 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5808 (_mm_inserti_si64): Ditto.
5809 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5810 (_mm_extract_epi16): Ditto.
5811 (_mm_insert_epi16): Ditto.
5812 (_mm_shufflehi_epi16): Ditto.
5813 (_mm_shufflelo_epi16): Ditto.
5814 (_mm_shuffle_epi32): Ditto.
5815 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5816 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5818 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5820 (_m_to_float): Use C89 compatible assignment.
5822 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5825 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5827 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5830 * doc/invoke.texi (Wreturn-type): Complete description.
5831 (Wextra): Delete item about return-type warning.
5832 * c-decl.c: Delete redundant Wextra warning.
5834 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5838 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5839 inlined function, not as a macro.
5840 (_mm_prefetch): Ditto.
5842 (_mm_insert_pi16): Ditto.
5844 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5845 (_m_pshufw): Ditto. Add const to __N argument.
5846 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5847 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5848 (_mm_slli_epi32): Ditto.
5849 (_mm_srli_si128): Implement as always inlined function, not as a
5850 macro. Add __inline to function declaration.
5851 (_mm_slli_si128): Ditto.
5853 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5855 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5856 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5858 (struct fenv): New structure.
5859 (FP_HANDLE_EXCEPTIONS): New define.
5860 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5861 (_FP_DECL_EXP): New define.
5862 (FP_INIT_ROUNDMODE): New define.
5863 (FP_ROUNDMODE): New define.
5865 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5867 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5868 (Wconversion): Update description.
5869 (Wconversion-sign): New.
5870 * c.opt (Wconversion-sign): New.
5871 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5872 means disabled for C++. Otherwise, take the status of Wconversion.
5873 * c-common.c (conversion_warning): Warn with either Wconversion or
5875 (warnings_for_convert_and_check): Conditions are already checked by
5877 (convert_and_check): Don't check warnings if the conversion failed.
5879 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5880 Anatoly Sokolov <aesok@dol.ru>
5882 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5883 avr_epilogue_uses) : Add declaration.
5884 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5885 * config/avr/constraints.md (R): New constraint.
5886 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5887 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5888 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5889 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5890 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5891 call_prologue_saves, epilogue_restores, return_from_epilogue,
5892 return_from_main_epilogue, return_from_interrupt_epilogue,
5893 return_from_naked_epilogue, prologue, epilogue): New patterns.
5894 (jump): Handle symbol reference.
5895 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5896 avr_output_function_prologue, avr_output_function_epilogue): Remove
5898 (avr_init_machine_status, expand_prologue, expand_epilogue,
5899 avr_asm_function_end_prologue, avr_epilogue_uses,
5900 avr_asm_function_begin_epilogue): New functions.
5901 (prologue_size, epilogue_size, jump_tables_size): Remove global
5903 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5904 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5905 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5906 (avr_override_options): Initialise init_machine_status.
5907 (output_movhi): Handle all stack pointer loads.
5908 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5909 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5910 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5911 (EPILOGUE_USES) Redefine.
5912 (machine_function) Declare.
5914 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5916 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5917 Use a single return statement.
5919 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5922 * builtins.c (do_mpfr_lgamma_r): New.
5923 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5924 * tree.h (CASE_FLT_FN_REENT): New.
5926 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5928 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5929 (output_die): Use 'unsigned long' with %x.
5930 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5931 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5932 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5934 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5936 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5941 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5942 true if function has no argument.
5944 2007-05-18 DJ Delorie <dj@redhat.com>
5946 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5947 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5949 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5951 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5952 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5953 count_trailing_zeros.
5954 (__i386__): Implement count_leading_zeros using __builtin_clz().
5955 Implement count_trailing_zeros usign __builtin_ctz().
5957 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5959 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5961 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5964 * expr.c (emit_move_change_mode): Change mode of push operands here.
5966 2007-05-17 Ian Lance Taylor <iant@google.com>
5968 PR tree-optimization/31953
5969 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5971 (set_value_range_to_null): Call set_value_range_to_value.
5972 (extract_range_from_comparison): Likewise.
5974 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5976 * toplev.c (print_version): Output GMP/MPFR version info.
5978 * builtins.c (CASE_MATHFN_REENT): New macro.
5979 (mathfn_built_in): Use it.
5980 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5981 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5982 BUILT_IN_LGAMMAL_R): New.
5983 * doc/extend.texi: Document new builtins.
5986 * builtins.c (do_mpfr_remquo): New.
5987 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5988 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5991 * builtins.c (fold_builtin_1): Handle y0, y1.
5992 (fold_builtin_2): Handle yn.
5995 * builtins.c (do_mpfr_bessel_n): New.
5996 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5997 (fold_builtin_2): Handle BUILT_IN_JN.
5999 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6002 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6003 TYPE_PRECISION (intmax_type_node).
6005 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6008 * reload.c (subst_reloads): Remove checking.
6010 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6012 PR rtl-optimization/31691
6013 * combine.c (simplify_set): Build a new src pattern instead of
6014 substituting its operands in the COMPARE case.
6016 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6018 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6019 (execute_vrp): Preserve loops through jump threading.
6020 * tree-ssa-threadupdate.c (thread_single_edge,
6021 dbds_continue_enumeration_p, determine_bb_domination_status,
6022 thread_through_loop_header): New functions.
6023 (create_edge_and_update_destination_phis,
6024 create_edge_and_update_destination_phis): Set loops for the new blocks.
6025 (prune_undesirable_thread_requests): Removed.
6026 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6028 (thread_block): Do not call prune_undesirable_thread_requests.
6030 (mark_threaded_blocks): Select edges to thread here.
6031 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6032 Thread edges through loop headers independently.
6033 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6034 * tree-pass.h (TODO_mark_first_instance): New.
6035 (first_pass_instance): Declare.
6036 * cfghooks.c (duplicate_block): Put the block to the original loop
6037 if copy is not specified.
6038 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6039 jump threading. Pass may_peel_loop_headers to
6040 thread_through_all_blocks according to first_pass_instance.
6041 * cfgloop.h (create_preheader): Declare.
6042 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6043 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6044 * passes.c (first_pass_instance): New variable.
6045 (next_pass_1): Set TODO_mark_first_instance.
6046 (execute_todo): Set first_pass_instance.
6048 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6050 PR tree-optimization/24659
6051 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6052 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6053 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6054 OTI_vec_pack_ufix_trunc.
6055 (vec_unpacks_float_hi_optab): Define new macro.
6056 (vec_unpacks_float_lo_optab): Ditto.
6057 (vec_unpacku_float_hi_optab): Ditto.
6058 (vec_unpacku_float_lo_optab): Ditto.
6059 (vec_pack_sfix_trunc_optab): Ditto.
6060 (vec_pack_ufix_trunc_optab): Ditto.
6061 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6062 and vec_pack_[s|u]fix_trunc_optab using
6063 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6064 * tree-vectorizer.c (supportable_widening_operation): Handle
6065 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6066 (supportable_narrowing_operation): New function.
6067 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6068 * tree-vect-transform.c (vectorizable_conversion): Handle
6069 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6070 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6071 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6072 to check for target support.
6073 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6074 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6075 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6076 for VEC_PACK_FIX_TRUNC_EXPR.
6077 (expand_binop): Special case mode of the result for
6078 vec_pack_[u|s]fix_trunc_optab.
6079 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6080 vec_pack_[u|s]fix_trunc_optab.
6082 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6083 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6084 * tree-pretty-print.c (dump_generic_node): Handle
6085 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6086 VEC_PACK_FIX_TRUNC_EXPR.
6088 * expr.c (expand_expr_real_1): Ditto.
6089 * tree-inline.c (estimate_num_insns_1): Ditto.
6090 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6092 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6093 (vec_unpacks_float_lo_v8hi): Ditto.
6094 (vec_unpacku_float_hi_v8hi): Ditto.
6095 (vec_unpacku_float_lo_v8hi): Ditto.
6096 (vec_unpacks_float_hi_v4si): Ditto.
6097 (vec_unpacks_float_lo_v4si): Ditto.
6098 (vec_pack_sfix_trunc_v2df): Ditto.
6100 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6102 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6103 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6104 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6105 [vec_pack_ufix_trunc]: Ditto.
6106 [vec_unpacks_float_hi]: Ditto.
6107 [vec_unpacks_float_lo]: Ditto.
6108 [vec_unpacku_float_hi]: Ditto.
6109 [vec_unpacku_float_lo]: Ditto.
6111 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6113 * soft-fp/README: Update for new files.
6114 * soft-fp/floattisf.c: New file.
6115 * soft-fp/floattidf.c: New file.
6116 * soft-fp/floattitf.c: New file.
6117 * soft-fp/floatuntisf.c: New file.
6118 * soft-fp/floatuntidf.c: New file.
6119 * soft-fp/floatuntitf.c: New file.
6120 * soft-fp/fixsfti.c: New file.
6121 * soft-fp/fixdfti.c: New file.
6122 * soft-fp/fixtfti.c: New file.
6123 * soft-fp/fixunssfti.c: New file.
6124 * soft-fp/fixunsdfti.c: New file.
6125 * soft-fp/fixunstfti.c: New file.
6126 * soft-fp/extendxftf.c: New file.
6127 * soft-fp/trunctfxf.c: New file.
6129 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6130 (__trunctfxf2): Ditto.
6132 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6133 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6134 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6135 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6136 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6137 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6139 * config/i386/t-fprules-softfp64: New file.
6140 * config/i386/sfp-machine.h: New file.
6141 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6142 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6143 and soft-fp/t-softfp to tmake_file.
6144 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6145 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6147 * config/i386/t-linux64 (softfp_wrap_start): New.
6148 (softfp_wrap_end): New.
6149 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6150 supported for TARGET_64BIT.
6152 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6154 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6155 c_common_unsigned_type behavior.
6157 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6159 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6162 2007-05-16 Eric Christopher <echristo@apple.com>
6164 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6165 saving after stack push. Set sp_offset whenever we push.
6166 (rs6000_emit_epilogue): Move altivec register restore before
6169 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6171 * configure.ac: Allow sysroots to be relocated under $prefix as
6172 well as $exec_prefix.
6173 * configure: Regenerate.
6175 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6179 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6181 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6182 (gcc_tooldir): Likewise.
6183 * configure: Regenerate.
6184 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6185 old configure.ac gcc_tooldir setting.
6186 (prefix_to_exec_prefix): New variable.
6187 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6188 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6190 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6192 * c-typeck.c (build_binary_op): Return early for error.
6194 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6196 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6197 struct nb_iter_bound.
6198 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6199 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6200 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6201 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6202 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6203 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6204 (del_scev_info): Use ggc_free.
6205 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6206 * loop-init.c: Include ggc.h.
6207 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6208 (loop_optimizer_finalize): Use ggc_free.
6209 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6210 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6211 pass_iv_optimize): Add TODO_ggc_collect.
6212 * function.h (struct function): Remove skip marker from
6214 * cfgloop.c: Include ggc.h.
6215 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6217 (establish_preds): Vector superloops is gc allocated.
6218 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6220 (flow_loops_find): Vector larray is gc allocated.
6221 (loop_exit_free): Use ggc_free.
6222 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6223 that head of exits list is now not a part of struct loop.
6224 (record_loop_exits): Allocate exits table in gc memory.
6225 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6226 that head of exits list is now not a part of struct loop.
6227 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6228 struct loop_exit): Add GTY marker.
6229 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6230 Add skip marker to aux field. Make head of exits list a separate
6232 (struct loops): Add GTY marker. Make larray vector gc allocated.
6233 Add param marker to exits table.
6234 (get_loops): Type changed.
6235 * Makefile.in (tree-scalar-evolution.o): Add
6236 gt-tree-scalar-evolution.h dependency.
6237 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6238 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6239 * basic-block.h (struct basic_block_def): Remove skip marker from
6242 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6244 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6245 of 0 in the call to expand_expr().
6246 (expand_builtin_mathfn_3): Ditto.
6247 (expand_builtin_interclass_mathfn): Ditto.
6248 (expand_builtin_cexpi): Ditto.
6249 (expand_builtin_int_roundingfn): Ditto.
6250 (expand_builtin_int_roundingfn_2): Ditto.
6251 (expand_builtin_pow): Ditto.
6252 (expand_builtin_powi): Ditto.
6253 (expand_builtin_bswap): Ditto.
6254 (expand_builtin_unop): Ditto.
6255 (expand_builtin_fabs): Ditto.
6256 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6257 the call to expand_expr().
6258 (expand_builtin_sync_operation): Ditto.
6259 (expand_builtin_compare_and_swap): Ditto.
6260 (expand_builtin_lock_test_and_set): Ditto.
6261 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6262 instead of 0 in the call to expand_expr().
6263 (expand_builtin_extract_return_addr): Ditto.
6264 (expand_builtin_eh_return): Ditto.
6265 (expand_eh_return): Ditto.
6266 * explow.c (expr_size): Ditto.
6267 * expr.c (optimize_bitfield_assignment_op): Ditto.
6268 (expand_assignement): Ditto.
6269 (store_expr): Ditto.
6270 (store_field): Ditto.
6271 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6272 the call to expand_expr().
6273 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6274 in the call to expand_expr().
6275 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6276 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6277 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6279 * optabs.c (expand_vec_shift_expr): Ditto.
6280 (expand_vec_cond_expr): Ditto.
6281 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6282 call to expand_expr().
6283 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6284 in the call to expand_expr().
6286 2007-05-14 Dave Korn <dave.korn@artimi.com>
6288 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6290 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6292 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6293 instead of c_common_unsigned_type.
6294 (c_common_unsigned_type): Remove.
6295 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6296 c_common_unsigned_type.
6297 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6298 c_common_unsigned_type.
6299 * c-common.h (c_common_unsigned_type): Remove.
6300 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6301 c_common_unsigned_type.
6302 * c-format.c (check_format_types): Use unsigned_type_for instead of
6303 c_common_unsigned_type.
6304 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6305 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6306 of c_common_unsigned_type.
6307 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6308 lang_hooks.types.unsigned_type.
6309 * expmed.c (make_tree): Use unsigned_type_for instead of
6310 lang_hooks.types.unsigned_type.
6311 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6312 lang_hooks.types.unsigned_type.
6313 (build_range_check): Likewise.
6314 (fold_unary): Likewise.
6315 (fold_binary): Likewise.
6316 (fold_ternary): Likewise.
6317 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6318 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6319 * tree.c (get_unsigned_type): New.
6320 (unsigned_type_for): Use get_unsigned_type instead of
6321 lang_hooks.types.unsigned_type.
6323 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6325 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6326 to m68k_get_function_kind. Update its prototype.
6327 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6329 (m68k_interrupt_function_p): Return enum m68k_function_type
6330 instead of bool. Rename to m68k_get_function_kind.
6331 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6333 (m68k_compute_frame_layout): Don't mark any register for save
6334 if an interrupt_thread attribute is specified.
6335 (m68k_hard_regno_rename_ok): Update a use of
6336 m68k_interrupt_function_p.
6337 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6338 m68k_interrupt_function_p.
6339 (m68k_function_type): New.
6340 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6341 for a function with an interrupt_thread attribute.
6342 * doc/extend.texi: Document the interrupt_thread attribute.
6344 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6346 Fix PR tree-optimization/31911
6347 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6348 if they didn't change the expression.
6350 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6352 * tree-scalar-evolution.c (resolve_mixers): Exported.
6353 * tree-scalar-evolution.h (resolve_mixers): Declare.
6354 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6355 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6356 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6357 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6358 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6359 strip_conversion, analyze_offset_expr, address_analysis,
6360 object_analysis, analyze_offset): Removed.
6361 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6362 split_constant_offset, canonicalize_base_object_address,
6363 object_address_invariant_in_loop_p, disjoint_objects_p,
6364 dr_may_alias_p, dr_address_invariant_p): New functions.
6365 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6366 and dr_analyze_alias.
6367 (initialize_data_dependence_relation): Use dr_may_alias_p
6368 and object_address_invariant_in_loop_p.
6369 (compute_self_dependence): Handle the case when
6370 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6371 (find_data_references_in_stmt): Restrict the analysis of data
6372 references to the given loop nest.
6373 (find_data_references_in_loop): Made static. Pass loop nest to
6374 find_data_references_in_stmt.
6375 (compute_data_dependences_for_loop): Use DR_VOPS.
6376 (free_data_ref): Free DR_VOPS.
6377 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6378 (struct innermost_loop_behavior): ... new.
6379 (struct base_object_info): Replaced by ...
6380 (struct indices): ... new.
6381 (struct dr_alias): New.
6382 (enum data_ref_type): Removed.
6383 (struct data_reference): Consist of struct innermost_loop_behavior,
6384 struct indices and struct dr_alias.
6385 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6386 (DR_MEMTAG): Renamed to ...
6387 (DR_SYMBOL_TAG): ... this.
6388 (find_data_references_in_loop): Declaration removed.
6389 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6390 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6391 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6392 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6394 2007-05-13 Revital Eres <eres@il.ibm.com>
6396 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6397 which walks virtual def-use chains to find redundant stores.
6398 (dse_optimize_stmt): Call it.
6400 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6402 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6403 * passes.c (init_optimization_passes): Move pass_jump_bypass
6406 * basic-block.h (bb_has_eh_pred): Fix style issue.
6408 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6410 PR rtl-optimization/31848
6411 * loop-invariant.c (move_invariant_reg): If we move an insn
6412 with a REG_EQUAL note, and that insn is not always executed,
6413 remove the REG_EQUAL note.
6415 2007-05-12 Richard Guenther <rguenther@suse.de>
6417 PR tree-optimization/31797
6418 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6419 propagate into a stmt that has volatile ops.
6421 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6423 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6424 (gcc_tooldir): Likewise.
6425 * configure: Regenerate.
6426 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6427 old configure.ac gcc_tooldir setting.
6428 (prefix_to_exec_prefix): New variable.
6429 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6430 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6432 2007-05-11 Silvius Rus <rus@google.com>
6434 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6435 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6436 * c-common.h (strict_aliasing_warning): Change return type.
6437 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6438 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6439 (build_c_cast): Condition call to strict_aliasing_warning.
6440 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6441 * flags.h (set_Wstrict_aliasing): Declare.
6442 * opts.c (set_Wstrict_alising): Define, add call to.
6443 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6444 * tree-ssa-alias-warnings.c: New file.
6445 * tree-ssa-alias.c (compute_may_aliases): Add call to
6446 strict_aliasing_warning_backend.
6448 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6450 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6451 Use loop_depth and loop_outer accessor functions.
6452 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6453 determine_invariantness_stmt, move_computations_stmt): Ditto.
6454 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6455 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6456 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6457 * tree-scalar-evolution.c (interpret_loop_phi,
6458 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6459 instantiate_parameters_1, scev_const_prop): Ditto.
6460 * cfghooks.c (make_forwarder_block): Ditto.
6461 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6462 * modulo-sched.c (loop_canon_p): Ditto.
6463 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6464 slpeel_can_duplicate_loop_p): Ditto.
6465 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6466 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6467 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6468 cancel_loop, verify_loop_structure): Ditto.
6469 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6470 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6471 superloops vector instead of "pred" array.
6472 (establish_preds): Take father loop as an argument. Initialize the
6474 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6475 Do not initialize loop->outer.
6476 (flow_loop_tree_node_remove): Truncate the superloops vector.
6477 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6478 "pred" merged to "superloops" vector.
6479 (loop_depth, loop_outer): New.
6480 (fel_init): Use loop_outer.
6482 2007-05-11 Jan Hubicka <jh@suse.cz>
6484 * cgraphunit.c: Include gt-cgraphunit.h
6485 (static_ctors, static_dtors): New static vars.
6486 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6487 based on implementation in c-common.c
6488 (cgraph_finalize_function): Call record_cdtor_fn.
6489 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6490 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6491 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6492 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6493 build_cdtor, c_build_cdtor_fns): Remove.
6494 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6495 c_build_cdtor_fns): Remove prototype.
6497 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6500 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6501 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6502 * builtins.c (fold_builtin_memchr): New.
6503 (expand_builtin_memchr): Call the latter.
6504 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6505 * doc/extend.texi ([Other built-in functions provided by GCC]):
6508 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6510 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6511 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6512 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6513 PFPO_OP1_TYPE_SHIFT): Constants added.
6514 (DFP_ALL): Mode macro defined.
6515 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6516 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6517 Insn definitions added.
6518 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6519 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6522 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6524 PR tree-optimization/31885
6525 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6526 NULL_TREE to be undetermined.
6527 (automatically_generated_chrec_p): Return false for NULL.
6529 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6531 * config/bfin/bfin.h (MOVE_RATIO): Define.
6533 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6535 * config.gcc (sparc-wrs-vxworks): New target.
6536 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6537 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6538 * config/sparc/sparc.h: Include vxworks-dummy.h.
6539 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6540 include LABEL_REFs too.
6541 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6542 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6544 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6546 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6547 (sparc_emit_call_insn): New function.
6548 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6549 functions when generating VxWorks PIC.
6550 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6551 (call, call_value): Use sparc_emit_call_insn instead of
6554 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6556 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6558 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6560 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6561 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6562 split_double instead of operand_subword.
6564 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6566 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6567 * config/bfin/bfin.c (bfin_local_alignment): New function.
6568 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6570 2007-05-08 Chao-ying Fu <fu@mips.com>
6572 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6573 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6574 (smsub_widen_optab, umsub_widen_optab): Define.
6575 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6577 * genopinit.c (optabs): Fill in smsub_widen_optab and
6579 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6580 and umsub_widen_optab to implement multiply-subtract sequences.
6581 * config/mips/mips.md (*msac<u>_di): Rename to...
6582 (<u>msubsidi4): ...this. Extend condition to include
6583 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6584 of operand 0 to "ka" and use the three-operand form of msub<u>
6586 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6589 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6591 PR rtl-optimization/28011
6592 * reload.c (push_reload): Set dont_share if IN appears in OUT
6593 also when IN is a PLUS rtx.
6594 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6597 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6599 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6600 call unshare_all_decls.
6601 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6602 (unshare_all_decls): Remove.
6604 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6607 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6610 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6611 Nigel Stephens <nigel@mips.com>
6613 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6614 Update comments and all uses.
6615 (MIN_FPRS_PER_FMT): Define.
6616 * config/mips/mips.c (function_arg): Fix to correctly handle
6617 the -mips32r2 -mfp64 -mabi=32 case.
6618 (override_options): Enable use of odd-numbered registers for
6619 SFmode values on MIPS32.
6620 (mips_save_reg_p): Save whole floating-point register pair if
6621 either half is used.
6622 (compute_frame_size): Fix comment.
6624 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6626 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6627 argument of type bool.
6628 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6629 argument. Safely select temporary P register according to it.
6630 (do_link): Change call site of add_to_reg accordingly.
6631 (do_unlink): Add epilogue_p as a fourth argument and pass it
6633 (expand_interrupt_handler_epilogue): Change call of do_unlink
6635 (bfin_expand_prologue): Add a third argument sibcall_p.
6636 * config/bfin/bfin.md (epilogue): Change call of
6637 bfin_expand_epilogue accordingly.
6638 (sibcall_epilogue): Likewise.
6639 (eh_return_internal): Likewise.
6641 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6642 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6643 * config/bfin/bfin.c (bfin_handle_option): Handle
6644 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6645 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6646 Support bf534, bf536 and bf561.
6647 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6649 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6652 * config/i386/i386.c (ix86_function_regparm): Process local
6653 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6655 2007-05-07 Mike Stump <mrs@apple.com>
6657 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6658 also checks for and while statements in C++.
6660 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6662 * gcc.c (at_file_supplied): New variable.
6663 (main): Set it if we expanded argv.
6664 (do_spec_1): Pass an @-file to the linker if we were called with
6665 an @-file argument and HAVE_GNU_LD.
6666 * collect2.c (at_file_supplied): New variable.
6667 (response_file): New variable.
6668 (collect_exit): Unlink response_file if necessary.
6669 (handler): Likewise.
6670 (do_wait): Likewise.
6671 (main): Set at_file_supplied if we expanded argv.
6672 (collect_execute): Pass an @-file to subprocesses if we were called
6673 with an @-file argument.
6674 * configure.ac: Add define for HAVE_GNU_LD.
6675 * configure: Regenerate.
6676 * config.in: Regenerate.
6678 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6680 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6686 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6688 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6689 (TARGET_ENCODE_SECTION_INFO): Re-define.
6690 (m32c_encode_section_info): New
6691 (function_vector_handler): New
6692 (current_function_special_page_vector): New
6693 (m32c_special_page_vector_p): New.
6694 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6696 * config/m32c/jump.md: Added instruction JSRS for functions
6697 with attribute "function_vector".
6698 * doc/extend.texi (function_vector): Added description
6699 for M16C, M32C targets.
6701 2007-05-07 DJ Delorie <dj@redhat.com>
6704 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6705 ashrpsi3, lshrpsi3): Update shift count constraint.
6707 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6708 Nathan Froyd <froydnj@codesourcery.com>
6711 * c-incpath.c (add_path): Strip trailing path separators.
6713 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6715 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6716 Free dominance info before purging EH edges.
6717 (eliminate_degenerate_phis): Likewise.
6718 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6720 2007-05-07 Jan Hubicka <jh@suse.cz>
6722 * gimplify.c (gimplify_expr): Do not crash when folding
6723 (void *)(int)&a + 4.
6725 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6728 * c-opts.c (lang_fortran): Make it non static.
6729 * c-common.h (lang_fortran): New prototype.
6730 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6731 -lang-fortran option was passed by the driver.
6733 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6735 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6736 of ASSERT_CHECKING. Tweak message.
6738 2007-05-06 Revital Eres <eres@il.ibm.com>
6741 * loop-unroll.c (insert_var_expansion_initialization):
6742 Initialize the expansions with -zero instead of +zero.
6744 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6746 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6747 into pic and non-pic versions. Mark r19 as used for
6748 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6749 for tgd_load, tld_load and tie_load .
6750 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6751 version of tgd_load, tld_load and tie_load depending on the
6754 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6755 Jakub Jelinek <jakub@redhat.com>
6757 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6758 (__do_global_dtors_aux): Use more paranoid loop to run
6759 destructors if HIDDEN_DTOR_LIST_END.
6760 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6762 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6764 * varasm.c (align_variable): Don't increase alignment for
6765 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6766 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6768 2007-05-04 Josh Conner <jconner@apple.com>
6770 * basic-block.h (cdi_direction): Assign values to all enumeration
6772 (dom_computed): Remove.
6773 (dom_info_state): New.
6774 (set_dom_info_availability): New.
6775 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6776 walk_data.dom_direction.
6777 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6778 instead of dom_computed[].
6779 (split_edge): Likewise.
6780 (create_basic_block): Likewise.
6781 (merge_blocks): Likewise.
6782 * ifcvt.c (find_if_header): Likewise.
6783 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6784 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6785 * tree-ssa.c (verify_ssa): Likewise.
6786 * tree-cfg.c (tree_verify_flow_info): Likewise.
6787 (remove_edge_and_dominated_blocks): Likewise.
6788 * dominance.c (dom_computed): Make static.
6789 (calc_dfs_tree_nonrec): Change third param to a bool.
6790 (calc_dfs_tree): Change second param to a bool.
6791 (calc_idioms): Change second param to a bool. Use
6792 dom_convert_dir_to_idx.
6793 (init_dom_info): Validate dir before using.
6794 (dom_convert_dir_to_idx): New.
6795 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6796 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6797 (free_dominance_info): Use dom_convert_dir_to_idx.
6798 (get_immediate_dominator): Likewise.
6799 (set_immediate_dominator): Likewise.
6800 (get_dominated_by): Likewise.
6801 (redirect_immediate_dominators): Likewise.
6802 (nearest_common_denominator): Likewise.
6803 (dominated_by_p): Likewise.
6804 (bb_dom_dfs_in): Likewise.
6805 (bb_dom_dfs_out): Likewise.
6806 (recount_dominator): Likewise.
6807 (iterate_fix_dominators): Likewise.
6808 (add_to_dominance_info): Likewise.
6809 (delete_from_dominance_info): Likewise.
6810 (first_dom_son): Likewise.
6811 (next_dom_son): Likewise.
6812 (dom_info_available_p): Likewise.
6813 (dom_info_state): New.
6814 (set_dom_info_availability): New.
6816 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6818 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6820 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6822 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6824 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6825 (subdi3, subdi_carry): Delete.
6827 2007-05-04 Jan Hubicka <jh@suse.cz>
6828 Richard Guenther <rguenther@suse.de>
6830 * opts.c (decode_options): Do not fiddle with inlining
6831 parameters in case of optimizing for size.
6832 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6833 for size do nothing.
6834 (cgraph_decide_inlining_of_small_function): When optimizing for
6835 size never inline functions increasing caller size.
6836 (cgraph_early_inlining): Inline for size when optimizing for size.
6838 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6840 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6841 logical operations piecewise.
6842 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6843 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6844 subdi_sesidi_di): Delete.
6845 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6846 the generated sequence. Allow three-reg add in constraints. Rewrite
6847 the rtl expression for carry to avoid zero_extend of a constant.
6848 (sub_with_carry): New pattern.
6849 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6850 different sequence not involving jumps.
6851 (notbi): Now a named pattern.
6853 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6855 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6856 Add the note about a significant loss of accuracy of some
6857 mathematical routines when these options are used.
6859 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6861 * haifa-sched.c (rtx_vec_t): New typedef.
6862 (contributes_to_priority_p): Extract piece of priority () into new
6864 (priority): Use the function. Add assertion.
6865 (rank_for_schedule, set_priorities): Add assertion to check that
6866 insn's priority is initialized.
6867 (clear_priorities, calc_priorities): Change signature. Make it update
6868 all relevant insns. Update all callers ('add_to_speculative_block ()'
6869 and 'create_block_check_twin ()').
6870 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6871 Add new field 'priority_status'.
6872 (INSN_PRIORITY_STATUS): New macro.
6873 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6875 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6877 * sched-ebb.c (debug_ebb_dependencies): New static function.
6878 (init_ready_list): Use it.
6880 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6881 with changed signature and 'debug_rgn_dependencies ()'.
6882 (debug_rgn_dependencies): New static function.
6883 (init_ready_list): Use it.
6885 * sched-int.h (debug_dependencies): Declare.
6887 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6889 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6891 2007-05-04 Dirk Mueller <dmueller@suse.de>
6893 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6895 2007-05-03 Jan Hubicka <jh@suse.cz>
6897 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6898 ((T1)X op (T1)Y), for pointer type in more cases than before.
6900 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6902 * tree-object-size.c (plus_expr_object_size): When operand size is
6903 unknown, return unknown.
6905 2007-05-03 Dirk Mueller <dmueller@suse.de>
6907 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6909 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6912 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6914 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6916 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6918 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6920 * config/soft-fp/double.h, config/soft-fp/extended.h,
6921 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6922 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6923 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6924 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6927 2007-05-03 Ian Lance Taylor <iant@google.com>
6929 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6930 MASK_PPC_GFXOPT for 8540 or 8548.
6932 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6934 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6935 vect_print_dump_info() to output debug information.
6937 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6940 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6941 operands of size 2 when operand is not MEM_P.
6943 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6945 PR tree-optimization/30565
6946 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6948 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6950 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6951 (umulsi3_highpart): Use them.
6952 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6953 for final accumulator to D regisster tranfser.
6955 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6957 PR tree-optimization/31699
6958 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6960 (vect_enhance_data_refs_alignment): Compute peel amount using
6961 TYPE_VECTOR_SUBPARTS instead of vf.
6962 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6964 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6967 * system.h: Remove inclusion of double-int.h
6968 * tree.h: Include double-int.h
6969 * gengtype.c: Likewise
6970 * cfgloop.h: Likewise
6971 * Makefile.in: Adjust dependencies on double-int.h
6973 2007-05-02 Eric Christopher <echristo@apple.com>
6975 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6976 -shared to -Zdynamiclib.
6978 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6981 * c-common.c (strip_pointer_or_array_types): New function.
6982 * c-common.h (strip_pointer_or_array_types): New function declaration.
6984 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6986 PR tree-optimization/31771
6987 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6989 2007-05-02 Paul Brook <paul@codesourcery.com>
6991 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6993 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6996 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6999 2007-05-02 Nick Clifton <nickc@redhat.com>
7001 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7003 2007-05-02 Richard Guenther <rguenther@suse.de>
7005 PR tree-optimization/31146
7006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7007 argument, single_use_p. If we have a single use that is
7008 a conversion to the definition rhs type, propagate that rhs.
7009 (forward_propagate_addr_expr): Pass single_use_p argument
7010 to forward_propagate_addr_expr_1.
7012 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7014 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7017 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7019 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7020 'AMD Family 10 core'.
7022 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7024 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7025 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7026 with SSE3 instruction set support.
7027 * doc/invoke.texi: Likewise.
7029 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7031 * config/i386/i386.c (override_options): Tuning 32-byte loop
7032 alignment for amdfam10 architecture. Increasing the max loop
7033 alignment to 24 bytes.
7035 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7037 * config/m68k/constraints.md: New.
7038 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7039 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7040 EXTRA_CONSTRAINT): Remove.
7041 * config/m68k/m68k.md: Include constraints.md.
7042 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7044 2007-05-01 Ian Lance Taylor <iant@google.com>
7046 PR tree-optimization/31739
7047 * tree-vrp.c (vrp_val_is_max): New static function.
7048 (vrp_val_is_min): New static function.
7049 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7051 (set_value_range): Use vrp_val_is_{max,min}.
7052 (extract_range_from_assert): Likewise.
7053 (extract_range_from_binary_expr): Likewise.
7054 (extract_range_from_unary_expr): Likewise.
7055 (dump_value_range, vrp_meet): Likewise.
7056 (vrp_visit_phi_node): Likewise.
7057 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7059 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7061 * config/i386/gmon-sol2.c (size_t): New type.
7062 (intptr_t): Likewise.
7063 (s_textsize): Declare as size_t.
7065 (monstartup): Use size_t for sizes.
7066 (_mcount): Save and restore registers.
7067 (internal_mcount): Pass 0 as the first argument to monstartup
7069 (moncontrol): Convert pointer to appropriately sized integer
7070 before passing to profil.
7072 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7074 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7075 __NO_FPRS__, not just if _SOFT_DOUBLE.
7076 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7077 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7078 also for E500 double.
7079 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7080 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7083 2007-05-01 Richard Guenther <rguenther@suse.de>
7085 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7088 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7090 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7092 2007-05-01 Jan Hubicka <jh@suse.cz>
7094 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7097 2007-05-01 Jan Hubicka <jh@suse.cz>
7099 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7100 (maybe_fold_offset_to_reference): Declare.
7101 * fold-const.c (fold_unary): Do not fold
7102 (type *)&A into &A->field_of_type_and_offset_0
7103 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7104 size is unknown, give up.
7105 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7107 (maybe_fold_offset_to_reference): New.
7108 (maybe_fold_stmt_indirect): Use it.
7109 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7110 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7112 (gimplify_expr): Likewise for plus_expr.
7114 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7116 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7117 bsi_after_labels. Always insert statements before bsi.
7118 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7119 * predict.c (apply_return_prediction): Check for empty blocks.
7120 * cfgexpand.c (lab_rtx_for_bb): New variable.
7121 (label_rtx_for_bb): Do not create new tree labels.
7122 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7123 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7124 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7126 (label_for_bb): Add field used.
7127 (update_eh_label, main_block_label): Mark the label used.
7128 (cleanup_dead_labels): Remove unused labels.
7130 2007-05-01 Richard Guenther <rguenther@suse.de>
7132 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7133 if it is not about to be set.
7134 (get_value_range): Do not pre-allocate equiv bitmap.
7135 (update_value_range): No need to clear equiv field.
7136 (add_equivalence): Change prototype to get bitmap pointer.
7137 Allocate bitmap here if it is not already.
7138 (extract_range_from_assert): Do not allocate bitmap here.
7139 Update callers to add_equivalence.
7140 (extract_range_from_ssa_name): Likewise.
7141 (get_vr_for_comparison): New static helper.
7142 (compare_name_with_value): Handle NULL equiv bitmap by
7143 peeling the first iteration of the comparison loop.
7144 Use get_vr_for_comparison.
7145 (compare_names): Handle NULL equiv bitmaps by using fake
7146 ones. Use get_vr_for_comparison.
7148 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7150 * double-int.c (mpz_set_double_int): Moved from
7151 tree-ssa-loop-niter.c.
7152 (mpz_get_double_int): Likewise; also, add option to wrap
7153 out-of-range integers.
7154 * double-int.h: New prototypes for above.
7155 * tree.c (get_static_type_bounds): Moved from
7156 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7157 TYPE_MAX_VALUE if they exist..
7158 * tree.h: New prototype for above.
7159 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7160 get_type_bounds calls.
7161 (mpz_set_double_int): Move to double-int.c.
7162 (get_type_bounds): Move to tree.c, rename to
7163 get_static_type_bounds.
7164 (mpz_to_double_int): Move to double-int.c, rename to
7167 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7169 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7170 DIV0 exception can fall through to a normal return.
7172 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7176 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7177 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7178 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7179 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7180 initialize align to silence bogus warning.
7181 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7182 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7184 (struct sra_walk_fns): Remove use_all parameter from use.
7185 (sra_hash_tree): Handle BIT_FIELD_REFs.
7186 (sra_elt_hash): Don't hash bitfld blocks.
7187 (sra_elt_eq): Skip them in parent compares as well. Handle
7189 (sra_walk_expr): Don't maintain or pass down use_all_p.
7190 (scan_use): Remove use_all parameter.
7191 (scalarize_use): Likewise. Re-expand assignment to
7192 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7193 output, and re-scalarize after output. Don't mark anything
7195 (scalarize_ldst): Adjust.
7196 (scalarize_walk_gimple_modify_statement): Likewise.
7197 (build_element_name_1): Handle BIT_FIELD_REFs.
7198 (instantiate_element): Don't warn for any element whose parent
7200 (instantiate_missing_elements_1): Return the sra_elt.
7201 (canon_type_for_field): New.
7202 (try_instantiate_multiple_fields): New.
7203 (instantiate_missing_elemnts): Use them.
7204 (mark_no_warning): Removed.
7205 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7206 (REPLDUP, sra_build_elt_assignment): New.
7207 (generate_copy_inout): Use them.
7208 (generate_element_copy): Likewise. Handle bitfld differences.
7209 (generate_element_zero): Don't recurse for blocks. Use
7210 sra_build_elt_assignment.
7211 (generate_one_element_int): Take elt instead of var. Use
7212 sra_build_elt_assignment.
7213 (generate_element_init_1): Adjust.
7214 (scalarize_use, scalarize_copy): Use REPLDUP.
7215 (scalarize_ldst): Move assert before dereference.
7216 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7218 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7221 * tree.c (reconstruct_complex_type): Reconstruct a reference
7223 Also use the same mode for the pointer as the old pointer type.
7225 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7227 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7230 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7232 PR rtl-optimization/31676
7233 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7234 (df_refs_record): Call it.
7236 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7238 * rtl.def (SS_ABS): New code.
7239 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7240 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7241 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7242 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7243 (bfin_init_builtins): Define them.
7244 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7245 (bfin_expand_builtin): ... and handle the others here.
7246 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7247 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7248 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7249 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7250 operand is only HImode.
7252 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7254 * regclass.c (scan_one_insn): Remove splitting of
7257 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7258 Nigel Stephens <nigel@mips.com>
7260 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7262 2007-04-28 Jan Hubicka <jh@suse.cz>
7264 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7265 insn_locators_alloc instead of insn_locators_initialize;
7266 call reset_block_changes.
7267 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7268 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7269 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7270 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7271 * config/score/score.c (th_output_mi_thunk): Likewise.
7272 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7273 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7274 tolerate uninitialized locator info.
7277 * function.c (init_function_start): Don't init line number info.
7278 (expand_function_end): Update.
7279 (reset_block_changes, record_block_change, finalize_block_changes,
7280 check_block_change, free_block_changes): Kill.
7281 * function.h (reset_block_changes, record_block_change,
7282 finalize_block_changes, check_block_change, free_block_changes):
7284 (struct function): Remove ib_boundaries_block.
7285 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7286 Use curr_insn_locator to initialize locator.
7287 (emit_line_note): Remove.
7288 * cfgexpand.c (expand_gimple_cond_expr): Update.
7289 (construct_exit_block): Likewise.
7290 (tree_expand_cfg): Initialize/finalize locators.
7291 * expr.c (expand_expr_real): Update.
7292 * cfglayout.c (line_locators_locs, line_locators_lines,
7293 file_locators_locs, file_locators_files): Remove.
7294 (set_block_levels): Move to cfgexpand.c.
7295 (insn_locators_initialize): Remove.
7296 (pass_insn_locators_initialize): Remove.
7297 (locations_locators_locs, locations_locators_vals): New static vars.
7298 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7300 (insn_locators_alloc, insn_locators_finalize,
7301 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7303 (locator_location): New.
7304 (locator_line, locator_file): Rewrite.
7305 * rtl.h (emit_line_note): Kill.
7306 (insn_locators_alloc, insn_locators_finalize,
7307 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7309 * tree-inline.c (initialize_cfun): Do not initialize
7310 ib_boundaries_block.
7311 * passes.c (pass_insn_locators_initialize): Remove.
7313 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7315 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7316 info. Update last_basic_block correctly.
7318 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7321 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7322 register itself to hold the offset constant. Tell flow the use
7323 of r4 and r5 when they are used.
7325 2007-04-27 Richard Guenther <rguenther@suse.de>
7327 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7328 if we simplified anything.
7329 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7330 warnings until we did a simplification and the stmt was not
7331 marked as TREE_NO_WARNING.
7333 2007-04-27 Mike Stump <mrs@apple.com>
7335 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7337 2007-04-27 Ian Lance Taylor <iant@google.com>
7340 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7341 TYPE_MAX_VALUE exist, convert them to the new type.
7343 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7345 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7346 if it claims to be available.
7347 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7349 (perform_tree_ssa_dce): Always free postdominators.
7351 2007-04-27 Richard Henderson <rth@redhat.com>
7353 * config/alpha/predicates.md (aligned_memory_operand): Mark
7354 as define_special_predicate.
7355 (unaligned_memory_operand, normal_memory_operand): Likewise.
7356 (reg_or_unaligned_mem_operand): Remove.
7357 (any_memory_operand): Match the documentation and check for
7358 non-renumbered pseudos during reload.
7359 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7360 alpha_secondary_reload_class, update to new interface, make static.
7361 Handle CQImode like HImode. Remove FP subreg check.
7362 (alpha_expand_mov): Use replace_equiv_address.
7363 (alpha_expand_mov_nobwx): Use any_memory_operand.
7364 (TARGET_SECONDARY_RELOAD): New.
7365 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7366 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7367 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7368 * config/alpha/alpha.md: ... here.
7369 (RELOAD12, reloadmode): New.
7371 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7372 Don't handle the aligned case here.
7373 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7374 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7375 reload_inhi_help. Don't expect a scratch register.
7376 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7378 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7380 2007-04-27 Richard Guenther <rguenther@suse.de>
7382 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7384 2007-04-27 Richard Guenther <rguenther@suse.de>
7386 PR tree-optimization/30965
7387 PR tree-optimization/30978
7388 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7389 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7390 (find_equivalent_equality_comparison): Likewise.
7391 (simplify_cond): Likewise.
7392 (get_prop_source_stmt): New helper.
7393 (get_prop_dest_stmt): Likewise.
7394 (can_propagate_from): Likewise.
7395 (remove_prop_source_from_use): Likewise.
7396 (combine_cond_expr_cond): Likewise.
7397 (forward_propagate_comparison): New function.
7398 (forward_propagate_into_cond): Rewrite to use fold for
7400 (tree_ssa_forward_propagate_single_use_vars): Call
7401 forward_propagate_comparison to propagate comparisons.
7403 2007-04-27 Richard Guenther <rguenther@suse.de>
7405 PR tree-optimization/31715
7406 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7407 sure to do computation on the offset in an appropriate
7410 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7412 * reload.h (elimination_target_reg_p): Declare.
7413 * reload.c (find_reloads): Don't apply the reg_rtx move
7414 optimization if the SET_DEST satisfies elimination_target_reg_p.
7415 * reload1.c (elimination_target_reg_p): New function.
7416 (gen_reload): In the move/add2 fallback, make sure that op0
7417 does not overlap the destination register.
7419 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7421 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7422 transform only GIMPLE_MODIFY_STMTs.
7423 * tree-complex.c (expand_complex_operations_1): Ditto.
7424 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7425 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7426 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7428 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7429 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7430 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7431 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7432 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7433 slpeel_add_loop_guard): Ditto.
7434 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7435 * lambda-code.c (perfect_nestify): Ditto.
7436 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7437 before the first statement.
7438 * tree-optimize.c (execute_free_datastructures): Fix comments.
7439 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7440 * tree-flow.h (disband_implicit_edges): Declaration removed.
7441 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7443 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7444 COND_EXPRs without gotos.
7445 (disband_implicit_edges, has_label_p): Removed.
7446 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7447 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7449 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7451 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7452 also for COND_EXPRs.
7453 * cfgexpand.c (label_rtx_for_bb): New function.
7454 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7455 Use label_rtx_for_bb to find the labels.
7456 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7457 last block. Detect fallthru edges.
7459 2007-04-26 Ian Lance Taylor <iant@google.com>
7462 * reload.c (find_reloads_subreg_address): If the address was valid
7463 in the original mode but not in the new mode, reload the whole
7466 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7468 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7469 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7470 (cleanup_control_expr_graph): Do not invalidate dominance info.
7471 Record altered blocks.
7472 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7473 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7474 cleanup_tree_cfg_bb): New functions.
7475 (remove_forwarder_block): Do not maintain the worklist of blocks.
7476 Record altered blocks.
7477 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7479 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7480 delete_unreachable_blocks if dominators are not available.
7481 * tree-inline.c (optimize_inline_calls): Free dominance information
7483 * tree-flow.h (remove_edge_and_dominated_blocks,
7484 cfgcleanup_altered_bbs): Altered.
7485 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7487 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7489 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7490 do not invalidate dominators.
7492 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7494 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7495 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7496 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7497 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7499 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7501 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7503 2007-04-26 Richard Guenther <rguenther@suse.de>
7505 PR tree-optimization/31703
7506 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7507 the right type for the target of the bittest.
7509 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7511 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7512 ix86_sol10_return_in_memory.
7514 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7516 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7519 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7522 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7524 PR tree-optimization/30558
7525 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7526 clear this_state.prev_try.
7528 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7529 Mark Mitchell <mark@codesourcery.com>
7531 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7532 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7533 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7535 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7538 * doc/invoke.texi (%:print-asm-header): Document.
7539 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7541 (static_spec_functions): Add print-asm-header.
7542 (main): Print a banner before the --target-help linker options.
7543 (print_asm_header_spec_function): New function.
7545 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7548 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7549 (movsf_ie): Likewise.
7551 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7553 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7555 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7557 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7558 exception for divide-by-zero.
7559 (__umodsi3, __modsi3): Likewise.
7561 2007-04-25 Dirk Mueller <dmueller@suse.de>
7563 * c-typeck.c (build_compound_expr): Annotate warning()
7564 call with OPT_Wunused_value.
7565 * tree-ssa.c (warn_uninit): Annotate warning with
7567 * c-common.c (handle_sentinel_attribute): Annotate warning
7568 call with OPT_Wattributes.
7570 2007-04-25 Thiemo Seufer <ths@mips.com>
7572 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7574 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7575 on to the assembler. Improve handling of -mno-mips16. Add handling
7576 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7577 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7578 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7579 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7581 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7584 * config/i386/winnt.c (i386_pe_file_end): Strip only
7585 USER_LABEL_PREFIX when writing export name.
7587 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7589 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7590 sh/elf.h, vx-common.h and vxworks.h.
7591 * config/sh/sh.h: Include config/vxworks-dummy.h.
7592 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7593 (OVERRIDE_OPTIONS): Use it.
7594 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7595 (vxworks_picreg): New pattern.
7596 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7597 VXWORKS_OS_CPP_BUILTINS.
7598 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7599 to their VXWORKS_* equivalents.
7600 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7601 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7602 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7603 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7604 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7605 -mrtp/-fPIC multilibs.
7606 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7607 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7608 (MULTILIB_OSDIRNAMES): Delete.
7610 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7613 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7615 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7617 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7618 rounding mode to be specified by the caller.
7619 (real_to_mpfr) Likewise.
7620 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7621 include new arguments.
7622 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7624 2007-04-24 Ian Lance Taylor <iant@google.com>
7626 PR tree-optimization/31605
7627 * tree-vrp.c (set_value_range): Check that min and max are not
7628 both overflow infinities.
7629 (set_value_range_to_value): New static function.
7630 (extract_range_from_binary_expr): Call set_value_range_to_value.
7631 (extract_range_from_cond_expr): Likewise.
7632 (extract_range_from_expr): Likewise.
7633 (extract_range_from_unary_expr): Likewise. Don't create a range
7634 which overflows on both sides.
7635 (vrp_meet): Check for a useless range.
7636 (vrp_visit_phi_node): If we see a constant which looks like an
7637 overflow infinity, turn off the TREE_OVERFLOW flag.
7639 2007-04-24 Ian Lance Taylor <iant@google.com>
7641 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7643 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7646 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7647 diagnostic message is being built.
7648 * tree-pretty-print.c (dump_generic_node): Only write the
7649 formatted text into BUFFER's stream if we are not building a
7651 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7653 * Makefile.in (toplev.o): Depend on tree-pass.h.
7655 2007-04-24 Ian Lance Taylor <iant@google.com>
7657 PR tree-optimization/31602
7658 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7659 conditionals in the copied loop header.
7660 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7661 warnings if TREE_NO_WARNING is set.
7662 * doc/invoke.texi (Warning Options): Clarify that
7663 -Wstrict-overflow does not warn about loops.
7665 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7667 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7668 expand on the comment about _Decimal128 arguments and check the
7669 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7670 that _Decimal128 argument uses even/odd register pair.
7671 (function_arg): Ditto.
7673 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7675 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7676 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7678 2007-04-24 Richard Guenther <rguenther@suse.de>
7679 Olga Golovanevsky <olga@il.ibm.com>
7681 * fold-const.c (multiple_of_p): Check for bottom
7684 2007-04-24 Richard Henderson <rth@redhat.com>
7686 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7687 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7688 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7689 looking for non-zero bits shifted out. Avoid a recursive call
7690 when constructing the scalar.
7691 (__floatundisf): Likewise.
7693 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7695 * dwarf2out.c (field_byte_offset): Move the existing logic
7696 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7697 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7699 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7702 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7703 length argument of 0 for memset.
7704 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7705 unsigned shift instead of the signed variant.
7707 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7709 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7710 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7711 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7712 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7713 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7714 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7715 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7716 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7717 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7718 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7719 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7720 "mul<mode>3", "div<mode>3"): Insn definitions added.
7721 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7722 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7723 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7724 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7725 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7726 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7727 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7728 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7729 TARGET_FLOAT_FORMAT): Macro definitions removed.
7730 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7731 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7732 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7733 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7734 (s390_gen_rtx_const_DI): Function removed.
7735 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7737 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7739 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7740 over an external ffs function.
7742 2007-04-24 Chao-ying Fu <fu@mips.com>
7743 Richard Sandiford <richard@nildram.co.uk>
7745 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7746 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7747 (smadd_widen_optab, umadd_widen_optab): Define.
7748 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7750 * genopinit.c (optabs): Fill in smadd_widen_optab and
7752 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7753 and umadd_widen_optab to implement multiply-add sequences.
7754 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7755 (<u>maddsidi4): ...this. Extend condition to include
7756 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7757 of operand 0 to "ka" and use the three-operand form of madd<u>
7759 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7761 * config/mips/constraints.md (ka): New register constraint.
7763 2007-04-24 Jan Hubicka <j@suse.cz>
7767 2007-04-23 Jan Hubicka <jh@suse.cz>
7768 * function.c (init_function_start): Don't init line number info.
7769 (expand_function_end): Update.
7770 (reset_block_changes, record_block_change, finalize_block_changes,
7771 check_block_change, free_block_changes): Kill.
7772 * function.h (reset_block_changes, record_block_change,
7773 finalize_block_changes, check_block_change, free_block_changes):
7775 (struct function): Remove ib_boundaries_block.
7776 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7777 Use curr_insn_locator to initialize locator.
7778 (emit_line_note): Remove.
7779 * cfgexpand.c (expand_gimple_cond_expr): Update.
7780 (construct_exit_block): Likewise.
7781 (tree_expand_cfg): Initialize/finalize locators.
7782 * expr.c (expand_expr_real): Update.
7783 * cfglayout.c (line_locators_locs, line_locators_lines,
7784 file_locators_locs, file_locators_files): Remove.
7785 (set_block_levels): Move to cfgexpand.c.
7786 (insn_locators_initialize): Remove.
7787 (pass_insn_locators_initialize): Remove.
7788 (locations_locators_locs, locations_locators_vals): New static vars.
7789 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7791 (insn_locators_alloc, insn_locators_finalize,
7792 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7794 (locator_location): New.
7795 (locator_line, locator_file): Rewrite.
7796 * rtl.h (emit_line_note): Kill.
7797 (insn_locators_alloc, insn_locators_finalize,
7798 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7800 * tree-inline.c (initialize_cfun): Do not initialize
7801 ib_boundaries_block.
7802 * passes.c (pass_insn_locators_initialize): Remove.
7804 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7806 * doc/invoke.texi: Removed leading '-' from option index entries.
7808 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7810 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7812 (create_phi_node): Use set_phi_nodes.
7813 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7814 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7815 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7816 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7817 (bsi_start, bsi_last): Use bb_stmt_list.
7818 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7819 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7820 Traverse the statements using tsi iterator.
7821 * basic-block.h (struct basic_block_def): Fields stmt_list
7822 and phi_nodes moved to ...
7823 (struct tree_bb_info): ... new structure.
7824 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7825 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7826 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7827 (tree_verify_flow_info): Verify that il.tree is not set for
7828 entry and exit block.
7829 (tree_split_block): Use set_bb_stmt_list.
7831 2007-04-23 Mike Stump <mrs@apple.com>
7833 * config/i386/i386.c (ix86_tune_features
7834 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7837 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7839 * config/i386/i386.md (prefix_extra): New attribute.
7840 (length): Add prefix_extra.
7842 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7843 (sse2_movntv2di): Likewise.
7844 (sse2_cvtps2dq): Likewise.
7845 (sse2_cvtpd2pi): Likewise.
7846 (sse2_cvttpd2pi): Likewise.
7847 (*sse2_cvtpd2ps): Likewise.
7848 (*add<mode>3): Likewise.
7849 (sse2_ssadd<mode>3): Likewise.
7850 (sse2_usadd<mode>3): Likewise.
7851 (*sub<mode>3): Likewise.
7852 (sse2_sssub<mode>3): Likewise.
7853 (sse2_ussub<mode>3): Likewise.
7854 (*mulv8hi3): Likewise.
7855 (*smulv8hi3_highpart): Likewise.
7856 (*umulv8hi3_highpart): Likewise.
7857 (sse2_umulv2siv2di3): Likewise.
7858 (sse2_pmaddwd): Likewise.
7859 (ashr<mode>3): Likewise.
7860 (lshr<mode>3): Likewise.
7861 (ashl<mode>3): Likewise.
7862 (sse2_ashlti3): Likewise.
7863 (sse2_lshrti3): Likewise.
7864 (*umaxv16qi3): Likewise.
7865 (*smaxv8hi3): Likewise.
7866 (*uminv16qi3): Likewise.
7867 (*sminv8hi3): Likewise.
7868 (sse2_eq<mode>3): Likewise.
7869 (sse2_gt<mode>3): Likewise.
7870 (*and<mode>3): Likewise.
7871 (sse2_nand<mode>3): Likewise.
7872 (*ior<mode>3): Likewise.
7873 (*xor<mode>3): Likewise.
7874 (sse2_packsswb): Likewise.
7875 (sse2_packssdw): Likewise.
7876 (sse2_packuswb): Likewise.
7877 (sse2_punpckhbw): Likewise.
7878 (sse2_punpcklbw): Likewise.
7879 (sse2_punpckhwd): Likewise.
7880 (sse2_punpcklwd): Likewise.
7881 (sse2_punpckhdq): Likewise.
7882 (sse2_punpckldq): Likewise.
7883 (sse2_punpckhqdq): Likewise.
7884 (sse2_punpcklqdq): Likewise.
7885 (*sse2_pinsrw): Likewise.
7886 (*sse2_pextrw): Likewise.
7887 (sse2_pshufd_1): Likewise.
7888 (sse2_uavgv16qi3): Likewise.
7889 (sse2_uavgv8hi3): Likewise.
7890 (sse2_psadbw): Likewise.
7891 (sse2_pmovmskb): Likewise.
7892 (*sse2_maskmovdqu): Likewise.
7893 (*sse2_maskmovdqu_rex64): Likewise.
7894 (sse4a_extrqi): Likewise.
7895 (sse4a_extrq): Likewise.
7896 (sse3_lddqu): Set prefix_rep.
7897 (sse3_addsubv4sf3): Likewise.
7898 (sse3_haddv4sf3): Likewise.
7899 (sse3_hsubv4sf3): Likewise.
7900 (sse_cvtss2si): Likewise.
7901 (sse_cvtss2si_2): Likewise.
7902 (sse_cvtss2siq): Likewise.
7903 (sse_cvtss2siq_2): Likewise.
7904 (sse_cvttss2si): Likewise.
7905 (sse_cvttss2siq): Likewise.
7906 (sse2_cvttps2dq): Likewise.
7907 (sse3_movshdup): Likewise.
7908 (sse3_movsldup): Likewise.
7909 (sse2_cvtsd2si): Likewise.
7910 (sse2_cvtsd2si_2): Likewise.
7911 (sse2_cvtsd2siq): Likewise.
7912 (sse2_cvtsd2siq_2): Likewise.
7913 (sse2_cvttsd2si): Likewise.
7914 (sse2_cvttsd2siq): Likewise.
7915 (*sse2_cvtpd2dq): Likewise.
7916 (*sse2_cvttpd2dq): Likewise.
7917 (sse2_pshuflw_1): Likewise.
7918 (sse2_pshufhw_1): Likewise.
7919 (sse4a_insertqi): Likewise.
7920 (sse4a_insertq): Likewise.
7921 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7922 (ssse3_phadddv4si3): Likewise.
7923 (ssse3_phaddswv8hi3): Likewise.
7924 (ssse3_phsubwv8hi3): Likewise.
7925 (ssse3_phsubdv4si3): Likewise.
7926 (ssse3_phsubswv8hi3): Likewise.
7927 (ssse3_pmaddubswv8hi3): Likewise.
7928 (ssse3_pmulhrswv8hi3): Likewise.
7929 (ssse3_pshufbv16qi3): Likewise.
7930 (ssse3_psign<mode>3): Likewise.
7931 (ssse3_palignrti): Likewise.
7932 (abs<mode>2): Likewise.
7933 (ssse3_phaddwv4hi3): Set prefix_extra.
7934 (ssse3_phadddv2si3): Likewise.
7935 (ssse3_phaddswv4hi3): Likewise.
7936 (ssse3_phsubwv4hi3): Likewise.
7937 (ssse3_phsubdv2si3): Likewise.
7938 (ssse3_phsubswv4hi3): Likewise.
7939 (ssse3_pmaddubswv4hi3): Likewise.
7940 (ssse3_pmulhrswv4hi3): Likewise.
7941 (ssse3_pshufbv8qi3): Likewise.
7942 (ssse3_psign<mode>3): Likewise.
7943 (ssse3_palignrdi): Likewise.
7944 (abs<mode>2): Likewise.
7945 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7946 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7947 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7949 2007-04-23 Nick Clifton <nickc@redhat.com>
7951 * params.def: Fix formatting of emacs local variables.
7953 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7955 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7956 move if inter-unit move isn't allowed.
7957 Don't split moving the first element of V2DI to DI to inter-unit
7958 move if inter-unit move isn't allowed.
7960 2007-04-23 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7963 and CDI_POST_DOMINATORS separately.
7965 2007-04-23 Nick Clifton <nickc@redhat.com>
7967 * c.opt (Wformat-contains-nul): Add warning attribute.
7969 2007-04-23 Jan Hubicka <jh@suse.cz>
7971 * function.c (init_function_start): Don't init line number info.
7972 (expand_function_end): Update.
7973 (reset_block_changes, record_block_change, finalize_block_changes,
7974 check_block_change, free_block_changes): Kill.
7975 * function.h (reset_block_changes, record_block_change,
7976 finalize_block_changes, check_block_change, free_block_changes):
7978 (struct function): Remove ib_boundaries_block.
7979 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7980 Use curr_insn_locator to initialize locator.
7981 (emit_line_note): Remove.
7982 * cfgexpand.c (expand_gimple_cond_expr): Update.
7983 (construct_exit_block): Likewise.
7984 (tree_expand_cfg): Initialize/finalize locators.
7985 * expr.c (expand_expr_real): Update.
7986 * cfglayout.c (line_locators_locs, line_locators_lines,
7987 file_locators_locs, file_locators_files): Remove.
7988 (set_block_levels): Move to cfgexpand.c.
7989 (insn_locators_initialize): Remove.
7990 (pass_insn_locators_initialize): Remove.
7991 (locations_locators_locs, locations_locators_vals): New static vars.
7992 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7994 (insn_locators_alloc, insn_locators_finalize,
7995 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7997 (locator_location): New.
7998 (locator_line, locator_file): Rewrite.
7999 * rtl.h (emit_line_note): Kill.
8000 (insn_locators_alloc, insn_locators_finalize,
8001 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8003 * tree-inline.c (initialize_cfun): Do not initialize
8004 ib_boundaries_block.
8005 * passes.c (pass_insn_locators_initialize): Remove.
8007 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8010 * expr.c (reduce_to_bit_field_precision): Handle
8013 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8015 PR tree-optimization/24659
8016 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8017 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8018 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8019 * genopinit.c (optabs): Rename vec_pack_mod_optab
8020 to vec_pack_trunc_optab.
8021 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8022 early for scalar floating point operands for NOP_EXPR.
8023 (vectorizable_type_promotion): Ditto.
8024 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8025 vec_pack_trunc_optab.
8026 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8028 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8029 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8030 Rename from VEC_PACK_MOD_EXPR.
8031 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8032 * expr.c (expand_expr_real_1): Ditto.
8033 * tree-inline.c (estimate_num_insns_1): Ditto.
8034 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8036 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8037 (vec_unpacks_lo_v4sf): Ditto.
8038 (vec_pack_trunc_v2df): Ditto.
8039 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8040 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8041 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8043 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8045 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8047 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8048 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8049 packing of floating point operands.
8050 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8051 represent unpacking of floating point operands.
8052 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8053 [vec_unpacks_hi]: Ditto.
8054 [vec_unpacks_lo]: Ditto.
8056 2007-04-22 Jan Hubicka <jh@suse.cz>
8058 * final.c (rest_of_handle_final): Call
8059 targetm.asm_out.constructor/targetm.asm_out.destructor
8060 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8061 proper priority via decl_*_priority_insert.
8062 * c-common.c (c_expand_body): Likewise.
8064 2007-04-22 Richard Guenther <rguenther@suse.de>
8066 PR tree-optimization/29789
8067 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8068 (rewrite_reciprocal): New helper split out from
8069 determine_invariantness_stmt.
8070 (rewrite_bittest): Likewise.
8071 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8072 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8075 2007-04-22 Revital Eres <eres@il.ibm.com>
8077 * loop-unroll.c (var_to_expand): New field to support also
8078 insns of the form x = something + x.
8079 (analyze_insn_to_expand_var): Use it.
8080 (expand_var_during_unrolling): Likewise.
8082 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8084 * predict.c: Include pointer-set.h.
8085 (bb_predictions): New variable.
8086 (tree_predicted_by_p, tree_predict_edge,
8087 remove_predictions_associated_with_edge): Use bb_predictions map
8088 instead of bb->predictions.
8089 (clear_bb_predictions, assert_is_empty): New functions.
8090 (combine_predictions_for_bb): Use bb_predictions map. Call
8091 clear_bb_predictions.
8092 (tree_estimate_probability): Create and free bb_predictions map.
8093 * Makefile.in (predict.o): Add pointer-set.h dependency.
8094 * basic-block.h (struct basic_block_def): Remove predictions
8096 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8098 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8101 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8104 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8106 * timevar.c (timevar_print): Change reference of --disable-checking to
8107 --enable-checking=release. Also warn if assert checking is disabled.
8109 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8112 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8113 decl as addressable if the compound literal was marked as
8115 Mark the decl as a gimple register if it is a complex or
8116 vector decl and does not live in memory.
8118 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8120 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8121 (GENERIC_NEXT): New function macro.
8122 (PHI_CHAIN): Use phi_node's new chain variable.
8123 (tree_phi_node): Change tree_common to tree_base
8124 and add the chain field.
8125 * tree-phinodes.c (make_phi_node): Don't set
8126 TREE_TYPE on the new node.
8127 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8128 instead of checking GIMPLE_TUPLE_P in chain_next.
8129 * tree-vect-transform.c
8130 (get_initial_def_for_induction): Look at
8131 PHI_RESULT_TREE for the type of the phi node.
8132 (update_vuses_to_preheader): Use PHI_CHAIN
8133 instead of TREE_CHAIN on the phi node.
8134 * tree-ssa-structalias.c (compute_points_to_sets):
8136 (ipa_pta_execute): Likewise.
8138 2007-04-21 Richard Guenther <rguenther@suse.de>
8141 * fold-const.c (fold_unary): Call fold_convert_const on the
8144 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8146 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8147 (store_killed_in_pat): New.
8149 2007-04-20 Richard Henderson <rth@redhat.com>
8152 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8153 TREE_LIST with a void_type_node value, not void_list_node exactly.
8155 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8157 * doc/standards.texi: Re-arrange into language-specific
8158 subsections. Add a C++ section, documenting which standards we
8161 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8163 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8164 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8166 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8168 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8169 ecrti.o and crtbegin.o.
8170 (LIB_DEFAULT_SPEC): Include -lc.
8171 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8173 2007-04-20 Richard Henderson <rth@redhat.com>
8176 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8177 argument; update all callers.
8178 (get_unaligned_offset): New.
8179 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8180 get_unaligned_address, just pass on the address directly.
8181 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8182 the subreg in the helper patterns.
8183 (unaligned_extendqidi_le): Use get_unaligned_offset.
8184 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8185 (unaligned_extendhidi_be): Likewise.
8186 (unaligned_extendhidi): Tidy.
8187 * config/alpha/alpha-protos.h: Update.
8189 2007-04-20 Richard Henderson <rth@redhat.com>
8191 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8192 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8193 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8194 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8195 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8196 (CPP_SPEC): Don't include %(cpp_subtarget).
8197 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8198 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8199 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8201 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8203 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8204 for __builtin_ia32_cmpordss.
8206 PR tree-optimization/31632
8207 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8208 and arg1 for optimizations of comparison against min/max values.
8209 Fold arg0 to arg1's type for optimizations of comparison against
8210 min+1 and max-1 values.
8212 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8214 * reload.c (combine_reloads): When trying to use a dying register,
8215 check whether it's uninitialized and don't use if so.
8217 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8219 * fold-const.c: Remove prototypes for native_encode_expr and
8220 native_interpret_expr.
8221 (native_encode_expr): Make non-static.
8222 (native_interpret_expr): Likewise.
8223 * tree.h: Add prototypes for the above.
8225 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8227 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8228 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8229 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8230 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8231 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8232 Add length attributes.
8234 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8236 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8239 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8240 __STDC_WANT_DEC_FP__.
8242 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8244 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8245 for long double compatibility.
8246 * configure: Regenerate.
8248 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8250 PR rtl-optimization/29841
8251 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8253 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8254 that may cause control flow transfer from being moved.
8256 2007-04-18 Jan Hubicka <jh@suse.cz>
8258 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8261 2007-04-18 Eric Christopher <echristo@apple.com>
8263 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8264 only. Update operands.
8265 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8266 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8267 link register to pic register.
8269 2007-04-18 Dirk Mueller <dmueller@suse.de>
8272 * tree-vrp.c (search_for_addr_array): New.
8273 (check_array_bounds): Suppress warning about
8274 address taken of array refs if its not de-referenced.
8276 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8278 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8279 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8281 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8282 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8283 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8285 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8287 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8289 (vect_analyze_scalar_cycles): Fix indentation.
8290 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8291 (vect_mark_relevant): Include phis in relevance analysis.
8293 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8295 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8297 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8298 output_operand_lossage().
8300 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8302 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8303 the unused code for reduction without adjust-in-epilog to simplify the
8306 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8308 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8309 (S390_TDC_NEGATIVE_ZERO): New constant.
8310 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8311 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8312 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8313 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8314 (S390_TDC_POSITIVE_INFINITY): New constant.
8315 (S390_TDC_NEGATIVE_INFINITY): New constant.
8316 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8317 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8318 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8319 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8320 (S390_TDC_INFINITY): New constant.
8321 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8322 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8323 optimization for UNSPEC_CCZ_TO_INT.
8324 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8325 ("*ccz_to_int"): New insn.
8326 ("isinf<mode>2"): New insn.
8327 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8328 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8329 (UNSPEC_CCZ_TO_INT): New constant.
8331 2007-04-18 Richard Guenther <rguenther@suse.de>
8333 PR tree-optimization/19431
8334 PR tree-optimization/21463
8335 * tree-pass.h (pass_phiprop): Declare.
8336 * passes.c (init_optimization_passes): New phiprop pass.
8337 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8338 (phivn_valid_p): New helper function.
8339 (phiprop_insert_phi): Likewise.
8340 (propagate_with_phi): Likewise.
8341 (tree_ssa_phiprop): New propagator propagating loads
8342 through phi nodes if profitable.
8344 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8346 * tree-vect-analyze.c (process_use): New function.
8347 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8348 Check phis in all bbs.
8349 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8352 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8354 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8357 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8360 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8363 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8365 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8367 (sse_vmmulv4sf3): Likewise.
8368 (sse2_vmaddv2df3): Likewise.
8369 (sse2_vmmulv2df3): Likewise.
8371 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8373 PR rtl-optimization/31360
8374 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8375 (target_reg_cost): New.
8376 (init_set_costs): Initialize target_reg_cost. Add comments
8377 regarding the rationale of the costs.
8378 (global_cost_for_size): Renamed to...
8379 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8380 of register pressure.
8381 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8382 estimate_reg_pressure_cost. Add number of ivs.
8383 (determine_set_costs): Dump target_reg_cost.
8384 * loop-invariant.c (gain_for_invariant): Use
8385 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8386 (best_gain_for_invariant, find_invariants_to_move): Remove
8388 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8389 (target_reg_cost): Declare.
8390 (global_cost_for_size): Declaration removed.
8391 (estimate_reg_pressure_cost): Declare.
8393 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8395 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8396 regnos into even/odd register pairs.
8397 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8398 TDmode similar to the other floating point modes.
8399 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8400 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8402 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8403 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8404 (movdd_hardfloat64): Use TARGET_MFPGPR.
8406 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8408 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8411 2005-01-05 Richard Henderson <rth@redhat.com>
8413 * reload1.c (do_input_reload): Restrict the optimization deleteing
8414 a previous output reload to RELOAD_FOR_INPUT.
8416 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8418 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8419 induc_vec_info_type.
8420 (vectorizable_induction): New function declaration.
8421 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8422 check if already vectorized. Find first place in BB where new stmts
8423 can be inserted. Takes only one argument.
8424 (vectorizable_induction): New function.
8425 (vect_transform_stmt): Add case for induc_vec_info_type to call
8426 vectorizable_induction.
8427 (vect_transform_loop): Consider phis for vectorization.
8428 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8430 (analyze_operations): Call vectorizable_induction when analyzing phis.
8432 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8433 (vect_mark_relevant): Include phis in relevance analysis.
8434 (vect_mark_stmts_to_be_vectorize): Likewise.
8435 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8437 2007-04-16 Lawrence Crowl <crowl@google.com>
8439 * doc/invoke.texi (Debugging Options): Add documentation for the
8440 -femit-struct-debug options -femit-struct-debug-baseonly,
8441 -femit-struct-debug-reduced, and
8442 -femit-struct-debug-detailed[=...].
8444 * c-opts.c (c_common_handle_option): Add
8445 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8446 and OPT_femit_struct_debug_detailed_.
8447 * c.opt: Add specifications for
8448 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8449 and -femit-struct-debug-detailed[=...].
8450 * opts.c (set_struct_debug_option): Parse the
8451 -femit-struct-debug-... options.
8452 * opts.c (matches_main_base, main_input_basename,
8453 main_input_baselength, base_of_path, matches_main_base): Add
8454 variables and functions to compare header base name to compilation
8456 * opts.c (should_emit_struct_debug): Add to determine to emit a
8457 structure based on the option.
8458 (dump_struct_debug) Also disabled function to debug this
8460 * opts.c (handle_options): Save the base name of the
8463 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8464 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8465 This hook indicates if a type is generic. Set it by default
8467 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8468 to determine if a struct type is generic or not.
8469 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8470 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8471 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8474 * flags.h (enum debug_info_usage): Add an enumeration to describe
8475 a program's use of a structure type.
8476 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8477 to indicate the program's usage of the type. Filter structs based
8478 on the -femit-struct-debug-... specification.
8479 (gen_type_die): Split into two routines, gen_type_die and
8480 gen_type_die_with_usage. gen_type_die is now a wrapper
8481 that assumes direct usage.
8482 (gen_type_die_with_usage): Replace calls to gen_type_die
8483 with gen_type_die_with_usage adding the program usage of
8484 the referenced type.
8485 (dwarf2out_imported_module_or_decl): Suppress struct debug
8486 information using should_emit_struct_debug when appropriate.
8488 2007-04-16 Ian Lance Taylor <iant@google.com>
8490 PR tree-optimization/31522
8491 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8492 (vrp_initialize): Allocate vr_phi_edge_counts.
8493 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8494 executable edge. Drop test for all constants.
8495 (vrp_finalize): Free vrp_phi_edge_counts.
8497 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8498 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8500 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8501 predecessors at head rather than tail.
8503 2007-04-16 Matthias Klose <doko@debian.org>
8505 * config/alpha/linux.h (CPP_SPEC): Define.
8506 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8508 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8510 * function.h: Remove sequence_stack extern declaration.
8512 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8514 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8516 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8519 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8521 * config/avr/avr.c (avr_arch_types): Rearranging array.
8522 (enum avr_arch): Add.
8523 (avr_mcu_types): Use avr_arch enumeration constants instead of
8525 * config/avr/avr.h (LINK_SPEC): Simplify.
8527 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8529 * config/m68k/m68k.c (m68k_libcall_value,
8530 m68k_function_value): Use macros for register names more.
8532 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8534 (M68K_REGNAME): Use A6_REG.
8535 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8537 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8540 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8541 'pending_read_list_length' and 'pending_write_list_length'. Update
8543 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8544 to handle two length counters instead of one. Update all uses.
8545 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8546 two length counters instead of one.
8547 * sched-rgn.c (propagate_deps): Update to handle two length counters
8550 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8553 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8554 copy of source, pass it to ix86_expand_vector_set and return
8557 2007-04-16 David Ung <davidu@mips.com>
8558 Joseph Myers <joseph@codesourcery.com>
8560 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8561 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8562 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8563 Add 74K processor information.
8564 * config/mips/mips.md: Include 74k.md.
8565 (cpu): Add 74kc,74kf,74kx.
8566 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8567 * config/mips/74k.md: New.
8568 * doc/invoke.texi (MIPS Options): Document 74K support.
8570 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8572 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8573 vectorizable_* functions.
8574 * tree-vect-transform.c (vectorizable_call): Add check for
8575 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8576 (vectorizable_store): likewise.
8577 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8579 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8580 (vectorizable_type_promotion, vectorizable_load): Likewise.
8581 (vectorizable_live_operation, vectorizable_condition): Likewise.
8582 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8584 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8586 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8588 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8589 register numbers more.
8590 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8591 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8592 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8593 FUNCTION_VALUE_REGNO_P): Likewise.
8594 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8595 STATIC_CHAIN_REGNUM): Likewise.
8596 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8597 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8598 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8599 * config/m68k/m68k.md (FP_REG): New.
8601 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8603 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8606 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8608 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8609 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8612 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8614 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8617 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8620 * c-decl.c (finish_decl): Grab the type of the decl after the call
8621 to store_init_value.
8623 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8625 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8627 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8630 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8631 dominators, post dominators and cleanup cfg before returning.
8633 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8635 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8636 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8638 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8640 * config.gcc: Recognize fido.
8641 * config/m68k/m68k-devices.def (fidoa): New.
8642 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8644 (FL_FIDOA, TARGET_FIDOA): New.
8645 * config/m68k/m68k.opt (mfidoa): New.
8647 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8650 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8651 when a personality function is used.
8653 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8655 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8657 2007-04-13 Mike Stump <mrs@apple.com>
8659 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8661 * config/darwin.opt (fapple-kext): Make C++ only.
8662 * config/darwin.c (darwin_override_options): Remove code to ensure
8663 -fapple-kext is given for C++ only.
8665 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8667 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8668 * config/mips/mips.c (override_options): Call
8669 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8671 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8673 * config/i386/i386.opt (msvr3-shlib): Removed.
8675 * doc/invoke.texi: Remove -msvr3-shlib.
8677 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8679 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8680 with "popcnt" instruction.
8682 2007-04-13 Richard Guenther <rguenther@suse.de>
8684 PR tree-optimization/21258
8685 * tree-vrp.c (compare_case_labels): New helper.
8686 (find_switch_asserts): New function.
8687 (find_assert_locations): Call it for SWITCH_EXPRs.
8689 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8691 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8692 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8693 check is now implied in X87_FLOAT_MODE_P.
8694 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8695 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8696 (fix_trunc<mode>_i386_fisttp): Ditto.
8697 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8698 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8699 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8700 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8701 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8702 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8703 (unnamed_splitters): Ditto.
8704 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8705 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8706 FIRST_SSE_REG for local functions when SSE math is enabled or
8707 for functions with sseregparm attribute.
8708 (standard_80387_constant_p): Return -1 if mode is not
8710 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8711 (ix86_expand_compare): Ditto.
8712 (ix86_expand_carry_flag_compare): Ditto.
8713 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8714 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8715 DECIMAL_FLOAT_MODE_P.
8716 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8717 of SCALAR_FLOAT_MODE_P.
8718 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8719 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8720 checks before FLOAT_MODE_P.
8721 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8722 before FLOAT_MODE_P.
8727 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8729 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8730 Charles Wilson <libtool@cwilson.fastmail.fm>
8732 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8733 (libgcc.mvars): Don't depend on them.
8734 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8735 * exec-tool.in: New.
8737 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8739 * doc/invoke.text (--help): Document --help=common.
8741 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8743 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8745 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8747 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8748 * genemit.c (main): Emit #include "integrate.h".
8749 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8750 (LOADGP_RTP): New mips_loadgp_style.
8751 * config/mips/mips.h: Include config/vxworks-dummy.h.
8752 (TARGET_RTP_PIC): New macro.
8753 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8754 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8755 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8757 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8758 -mvxworks-pic when using -mrtp and a PIC option.
8759 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8761 (mips_symbolic_constant_p, mips_symbolic_address_p)
8762 (mips_symbol_insns): Handle SYMBOL_HALF.
8763 (override_options): Warn about -G and -mrtp being used together.
8764 Initialize mips_lo_relocs[SYMBOL_HALF].
8765 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8766 (mips_emit_loadgp): Handle LOADGP_RTP.
8767 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8768 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8769 (tablejump): Handle function-relative case table entries if
8771 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8773 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8775 * config/mips/mips.md (load_call<mode>): Allow any general register.
8777 (sibcall_value_internal, sibcall_value_multiple_internal)
8778 (call_value_internal, call_value_split, call_value_multiple_internal)
8779 (call_value_multiple_split): Remove constraints from operand 0.
8781 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8783 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8784 rather than loadgp_noshared.
8785 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8786 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8788 * config/mips/mips.md (loadgp): Rename to...
8789 (loadgp_newabi): ...this.
8790 (loadgp_noshared): Rename to...
8791 (loadgp_absolute): ...this.
8793 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8795 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8796 false for locally-binding symbols.
8797 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8799 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8801 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8802 (SYMBOL_GOT_PAGE_OFST): ...this.
8803 (SYMBOL_GOT_GLOBAL): Rename to...
8804 (SYMBOL_GOT_DISP): ...this.
8805 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8806 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8807 * config/mips/mips.c (mips_global_symbol_p): New function.
8808 (mips_symbol_binds_local_p): Likewise.
8809 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8810 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8811 mips_global_symbol_p and mips_symbol_binds_local_p.
8812 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8813 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8814 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8816 (mips_ok_for_lazy_binding_p): New function.
8817 (mips_load_call_address, mips_expand_call): Use it.
8818 (mips_dangerous_for_la25_p): Likewise.
8819 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8820 (*got_disp<mode>): Use got_disp_operand instead of
8821 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8822 SYMBOL_GOTOFF_GLOBAL.
8823 (*got_page<mode>): Use got_page_ofst_operand instead of
8825 * config/mips/predicates.md (const_call_insn_operand): Use
8826 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8827 (global_got_operand): Rename to...
8828 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8830 (local_got_operand): Rename to...
8831 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8832 of SYMBOL_GOT_LOCAL.
8834 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8836 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8837 TARGET_CALL_CLOBBERED_GP.
8838 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8839 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8840 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8841 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8842 of TARGET_ABICALLS && !TARGET_NEWABI.
8843 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8844 * config/mips/mips.c (mips_load_call_address): Check
8845 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8846 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8847 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8848 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8849 TARGET_ABICALLS && TARGET_NEWABI.
8850 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8852 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8853 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8854 TARGET_ABICALLS && TARGET_NEWABI.
8855 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8856 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8857 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8858 whether indirect calls must use $25.
8859 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8861 * config/mips/mips.md (jal_macro): Check flag_pic and
8862 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8863 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8864 instead of TARGET_ABICALLS.
8865 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8866 TARGET_ABICALLS && TARGET_OLDABI.
8867 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8868 (sibcall): In the comment above the define_insn, mention
8869 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8870 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8871 instead of TARGET_ABICALLS.
8873 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8875 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8876 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8877 (MACFLAGS_MATCH_P): New macro.
8878 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8879 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8880 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8881 the other MACFLAG constants.
8882 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8883 (flag_machi): Tighten constraints. Renumber some of the operands.
8884 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8886 (flag_machi_parts_acconly): New pattern.
8887 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8889 (flag_macinit1hi): Tighten constraints.
8890 (flag_mul_macv2hi_parts_acconly): New pattern.
8892 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8893 Use a more efficient implementation.
8894 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8895 inline sequences when not optimizing for size.
8897 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8898 movhi_high2low): Delete, merge functionality into...
8899 (packv2hi): ... this pattern.
8901 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8902 * config/bfin/bfin.opt (msim): New option.
8903 (mcpu=): New option.
8904 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8905 (bfin_cpu_t): Typedef of enum bfin_cpu.
8906 (bfin_cpu_type): New declaration.
8907 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8908 -msim and -mcpu= options.
8909 (LIB_SPEC): Likewise.
8910 * config/bfin/bfin.c (bfin_cpu_type): Define.
8911 (bfin_handle_option): Handle -mcpu= option.
8912 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8913 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8914 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8916 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8918 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8919 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8920 (powerpc-wrs-vxworksae): Use ${tm_file}.
8921 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8922 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8923 * config/i386/vx-common.h: New file.
8925 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8927 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8930 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8932 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8935 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8939 * c-common.c (c_build_qualified_type): Set canonical type
8942 2007-04-12 Richard Guenther <rguenther@suse.de>
8944 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8945 lower bound and element size if lower bound is not zero
8946 or either of the ARRAY_REF operands is set.
8948 2007-04-12 Richard Guenther <rguenther@suse.de>
8950 PR tree-optimization/24689
8951 PR tree-optimization/31307
8952 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8954 * gimplify.c (canonicalize_addr_expr): To be consistent with
8955 gimplify_compound_lval only set operands two and three of
8956 ARRAY_REFs if they are not gimple_min_invariant. This makes
8957 it never at this place.
8958 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8960 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8962 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8963 null before emitting a .nsubspa directive.
8965 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8967 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8968 need_to_partition_p if there are no memory statements in the
8971 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8973 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8974 (gcd_of_steps_may_divide_p): New function.
8975 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8977 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8979 * reload.c (find_reloads_toplev, find_reloads_address,
8980 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8981 not a pointer equality test, to decide if we need to call
8982 push_reg_equiv_alt_mem.
8984 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8986 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8987 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8989 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8991 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8993 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8994 vector to be positive.
8996 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9000 * doc/invoke.texi: Document --params max-aliased-vops and
9002 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9003 debug_memory_partitions): Move to tree-flow.h
9004 * params.h (AVG_ALIASED_VOPS): Define.
9005 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9007 (mp_info_t): Likewise.
9008 (get_mem_sym_stats_for): New.
9009 (set_memory_partition): Move from tree-flow-inline.h.
9010 (mark_non_addressable): Only clear the set of symbols for the
9011 partition if it exists.
9012 (dump_memory_partitions): Move from tree-ssa-operands.c
9013 (debug_memory_partitions): Likewise.
9014 (need_to_partition_p): New.
9015 (dump_mem_ref_stats): New.
9016 (debug_mem_ref_stats): New.
9017 (dump_mem_sym_stats): New.
9018 (debug_mem_sym_stats): New.
9019 (update_mem_sym_stats_from_stmt): New.
9020 (compare_mp_info_entries): New.
9021 (mp_info_cmp): Call it.
9022 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9024 (get_mpt_for): Move from tree-ssa-operands.c.
9025 (find_partition_for): New.
9026 (create_partition_for): Remove.
9027 (estimate_vop_reduction): New.
9028 (update_reference_counts): New.
9029 (build_mp_info): New.
9030 (compute_memory_partitions): Refactor.
9031 Document new heuristic.
9032 Call build_mp_info, update_reference_counts,
9033 find_partition_for and estimate_vop_reduction.
9034 (compute_may_aliases): Populate virtual operands before
9035 calling debugging dumps.
9036 (delete_mem_sym_stats): New.
9037 (delete_mem_ref_stats): New.
9038 (init_mem_ref_stats): New.
9039 (init_alias_info): Call it.
9040 (maybe_create_global_var): Remove alias_info argument.
9041 Get number of call sites and number of pure/const call sites
9042 from gimple_mem_ref_stats().
9043 (dump_alias_info): Call dump_memory_partitions first.
9044 (dump_points_to_info_for): Show how many times a pointer has
9046 * opts.c (decode_options): For -O2 set --param
9047 max-aliased-vops to 500.
9048 For -O3 set --param max-aliased-vops to 1000 and --param
9049 avg-aliased-vops to 3.
9050 * fortran/options.c (gfc_init_options): Remove assignment to
9052 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9053 * tree-dfa.c (dump_variable): Dump memory reference
9055 Dump NO_ALIAS* settings.
9056 (referenced_var_lookup): Tidy.
9057 (mem_sym_stats): New.
9058 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9059 and ORIG are different SSA names for a memory partition.
9060 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9061 * tree-flow.h (struct mem_sym_stats_d): Define.
9062 (mem_sym_stats_t): Define.
9063 (struct mem_ref_stats_d): Define.
9064 (struct gimple_df): Add field mem_ref_stats.
9065 (enum noalias_state): Define.
9066 (struct var_ann_d): Add bitfield noalias_state.
9067 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9068 debug_mem_ref_stats, debug_memory_partitions,
9069 debug_mem_sym_stats): Declare.
9070 * tree-ssa-structalias.c (update_alias_info): Update call
9071 sites, pure/const call sites and asm sites in structure
9072 returned by gimple_mem_ref_stats.
9073 Remove local variable IS_POTENTIAL_DEREF.
9074 Increase NUM_DEREFS if the memory expression is a potential
9076 Call update_mem_sym_stats_from_stmt.
9077 If the memory references memory, call
9078 update_mem_sym_stats_from_stmt for all the direct memory
9079 symbol references found.
9080 (intra_create_variable_infos): Set noalias_state field for
9081 pointer arguments according to the value of
9082 flag_argument_noalias.
9083 * tree-ssa-structalias.h (struct alias_info): Remove fields
9084 num_calls_found and num_pure_const_calls_found.
9085 (update_mem_sym_stats_from_stmt): Declare.
9086 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9087 Set default value to 100.
9088 (PARAM_AVG_ALIASED_VOPS): Define.
9090 2007-04-11 Richard Guenther <rguenther@suse.de>
9093 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9094 a * -b + c as c - a * b if we honor sign dependent rounding.
9096 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9098 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9100 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9101 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9103 (initialize_trampoline): Don't use old-style function definition.
9104 (bfin_secondary_reload): Mark IN_P argument as unused.
9106 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9108 PR tree-optimization/31343
9109 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9110 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9111 * testsuite/gcc.dg/vect/pr31343.c: New.
9113 2007-04-10 Eric Christopher <echristo@apple.com>
9115 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9116 * config/i386/i386.md (*cmpfp0): Use.
9117 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9118 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9119 (fix_trunc<mode>_i386_fisttp): Ditto.
9120 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9121 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9122 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9123 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9124 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9125 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9126 (unnamed_splitters): Ditto.
9127 * config/i386/i386.c (output_fix_trunc): Assert that
9128 we're not being passed a TFmode operand.
9130 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9132 PR tree-optimization/31526
9133 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9134 n_basic_blocks to find newly added blocks.
9136 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9138 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9140 (fix_trunc<mode>si_sse): Ditto.
9141 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9142 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9143 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9144 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9145 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9146 expander using SSEMODEF mode macro.
9147 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9148 expander using SSEMODEF mode macro.
9149 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9150 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9151 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9152 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9153 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9154 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9155 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9156 Macroize insn using X87MODEF mode macro.
9158 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9160 * config/i386/sse.md (sse2_pinsrw): Removed.
9161 (sse2_pextrw): Renamed to ...
9162 (*sse2_pextrw): This.
9164 2007-04-09 Jan Hubicka <jh@suse.cz>
9167 * config/i386/sse.md
9168 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9169 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9170 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9171 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9173 2007-04-09 Jan Hubicka <jh@suse.cz>
9175 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9176 multiple fields of union.
9178 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9180 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9181 (create_preheaders): Check that loops are available.
9182 (fix_loop_structure): Clean up, improve comments.
9183 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9184 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9186 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9187 * predict.c (tree_estimate_probability): Do not call
9188 calculate_dominance_info. Call create_preheaders.
9189 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9190 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9192 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9193 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9194 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9195 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9198 2007-04-08 Jan Hubicka <jh@suse.cz>
9200 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9201 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9202 * fold-const.c (fold_unary): Use it.
9204 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9206 * varasm.c (assemble_variable): Remove call to
9207 lang_hooks.decls.prepare_assemble_variable.
9208 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9209 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9210 * langhooks.h (lang_hooks_for_decls): Remove
9211 prepare_assemble_variable.
9213 2007-04-08 Mike Stump <mrs@apple.com>
9215 * config/i386/i386.c: Use inc/dec on Core2.
9217 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9219 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9220 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9221 lhd_tree_inlining_end_inlining): Remove.
9222 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9223 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9225 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9226 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9227 lhd_tree_inlining_end_inlining): Remove prototypes.
9228 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9229 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9230 LANG_HOOKS_TREE_INLINING_START_INLINING,
9231 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9233 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9236 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9239 * config/avr/predicates.md (io_address_operand): Delete predicate.
9240 (low_io_address_operand): Don't use 'mode' argument.
9241 (higth_io_address_operand): Rename ...
9242 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9243 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9246 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9248 Revert change removing staticp.
9250 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9253 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9256 2007-04-07 Bruce Korb <bkorb@gnu.org>
9258 * c.opt: Add -Wformat-contains-nul.
9259 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9261 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9262 the NUL byte warning.
9264 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9266 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9268 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9270 * tree.c (staticp): No longer use staticp langhook.
9271 * langhooks.c (lhd_staticp): Removed.
9272 * langhooks.h (struct lang_hooks): Remove staticp.
9273 * c-common.c (c_staticp): Remove.
9274 * c-common.h (c_staticp): Ditto.
9275 * langhooks-defs.h (lhd_staticp): Ditto.
9276 (LHD_HOOKS_STATICP): Ditto
9277 * tree.h (gcc_assert_lowered): New macro.
9279 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9281 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9282 argument "reliable".
9283 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9284 Add argument "reliable". Propagate it through calls.
9285 (infer_loop_bounds_from_undefined): Derive number of iterations
9286 estimates from references in blocks that do not dominate loop latch.
9287 (gcov_type_to_double_int): New function.
9288 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9289 and expected_loop_iterations_unbounded.
9290 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9291 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9292 * tree-data-ref.c (estimated_loop_iterations): Export.
9293 (get_references_in_stmt): Fix -- do not return addresses of local
9295 * cfgloop.h (expected_loop_iterations_unbounded,
9296 estimated_loop_iterations): Declare.
9298 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9300 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9302 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9305 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9306 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9307 Use output_387_reg_move().
9308 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9309 expander using X87MODEF12 mode macro.
9310 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9311 choosing register preferences. Use output_387_reg_move().
9312 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9313 instead of "x". Use output_387_reg_move().
9314 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9315 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9316 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9317 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9318 Use output_387_reg_move().
9319 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9321 (*truncxf?f_i387 splitter): Ditto.
9323 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9325 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9326 LANG_HOOKS_SAFE_FROM_P.
9327 * expr.c (safe_from_p): Remove langhook call.
9328 * langhooks.h (lang_hooks): Remove safe_from_p.
9329 (lhd_safe_from_p): Remove prototype.
9330 * langhooks.c (lhd_safe_from_p): Remove.
9332 2007-04-06 Jan Hubicka <jh@suse.cz>
9334 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9337 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9339 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9340 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9341 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9342 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9344 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9345 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9347 2007-04-05 Richard Henderson <rth@redhat.com>
9349 * config/alpha/alpha.c (print_operand) [+]: Remove.
9350 (alpha_end_function): Print nop if call at end of function.
9351 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9352 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9353 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9354 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9355 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9356 the call pattern. Update peepholes to match.
9358 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9360 * doc/extend.texi (Other Builtins): Add decimal float variants
9362 * builtins.def: Ditto.
9363 * builtins.c (expand_builtin): Ditto.
9365 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9366 H.J. Lu <hongjiu.lu@intel.com>
9369 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9370 of V8HImode when calling ix86_binary_operator_ok.
9371 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9372 (sdot_prodv8hi): Operands 1 and 2 must be register.
9374 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9376 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9377 initialize align to silence bogus warning.
9379 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9382 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9384 (struct sra_walk_fns): Remove use_all parameter from use.
9385 (sra_hash_tree): Handle BIT_FIELD_REFs.
9386 (sra_elt_hash): Don't hash bitfld blocks.
9387 (sra_elt_eq): Skip them in parent compares as well. Handle
9389 (sra_walk_expr): Don't maintain or pass down use_all_p.
9390 (scan_use): Remove use_all parameter.
9391 (scalarize_use): Likewise. Re-expand assignment to
9392 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9393 output, and re-scalarize after output. Don't mark anything
9395 (scalarize_ldst): Adjust.
9396 (scalarize_walk_gimple_modify_statement): Likewise.
9397 (build_element_name_1): Handle BIT_FIELD_REFs.
9398 (instantiate_element): Don't warn for any element whose parent
9400 (instantiate_missing_elements_1): Return the sra_elt.
9401 (canon_type_for_field): New.
9402 (try_instantiate_multiple_fields): New.
9403 (instantiate_missing_elemnts): Use them.
9404 (mark_no_warning): Removed.
9405 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9406 (REPLDUP, sra_build_elt_assignment): New.
9407 (generate_copy_inout): Use them.
9408 (generate_element_copy): Likewise. Handle bitfld differences.
9409 (generate_element_zero): Don't recurse for blocks. Use
9410 sra_build_elt_assignment.
9411 (generate_one_element_int): Take elt instead of var. Use
9412 sra_build_elt_assignment.
9413 (generate_element_init_1): Adjust.
9414 (scalarize_use, scalarize_copy): Use REPLDUP.
9415 (scalarize_ldst): Move assert before dereference.
9416 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9418 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9420 * regmove.c: Fix unused variable warnings due to previous commit.
9422 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9424 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9425 (regmove_bb_head): Remove.
9426 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9427 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9428 problems with fixup_match_1.
9429 Don't initialize/free regmove_bb_head.
9431 (reg_is_remote_constant_p): If an insn is in the same basic block
9432 but not before INSN, consider it remote, too.
9434 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9437 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9438 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9440 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9442 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9443 (CONDITIONAL_REGISTER_USAGE): Likewise.
9445 2007-04-04 Richard Henderson <rth@redhat.com>
9447 * config/alpha/lib1funcs.asm: Remove unused file.
9449 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9452 * opts.c (print_specific_help): Fix --help=<language>
9454 (common_handle_option): Support --help=common.
9456 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9459 * gcc.c (main): Do not run the linker if
9460 print_subprocess_help indicates that it shouldn't be
9463 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9466 * doc/invoke.texi (--help=): Document <languages> value, fix
9467 formatting in tables of values.
9469 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9471 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9472 dllimport attribute of virtual methods.
9474 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9476 * config/score/crti.asm: Change _bss_start to __bss_start.
9477 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9478 (OUTGOING_REG_PARM_STACK_SPACE) update.
9479 * config/score/score.opt: add options to make backend support
9480 score5, score5u, score7 and score7d.
9481 * config/score/score.md: Likewise.
9482 * config/score/misc.md: Likewise.
9483 * config/score/mac.md: Likewise.
9484 * doc/invoke.texi: Likewise.
9485 * doc/md.texi: update constraints define.
9487 2007-04-03 Richard Henderson <rth@redhat.com>
9489 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9490 an appropriate type, use the mode instead.
9492 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9494 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9495 Set the default --with-arch setting to mips2.
9496 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9497 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9498 (MULTILIB_OSDIRNAMES): Delete.
9499 (MULTILIB_DIRNAMES): Define.
9500 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9501 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9502 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9503 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9504 VXWORKS_OS_CPP_BUILTINS.
9505 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9506 (MIPS_DEBUGGING_INFO): Undefine.
9507 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9509 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9512 * fold-const.c (native_encode_real): Encode real.c provided longs
9513 as a series of 32-bit native integers.
9514 (native_interpret_real): Interpret buffer as a series of 32-bit
9517 2007-04-03 Richard Guenther <rguenther@suse.de>
9519 * genpreds.c (write_insn_constraint_len): Write function
9520 optimized for CONSTRAINT_LEN implementation.
9521 (write_tm_preds_h): Output insn_constraint_len inline and
9522 use it for CONSTRAINT_LEN.
9523 (write_insn_preds_c): Don't output insn_constraint_len.
9524 * doc/md.texi (define_register_constraint): Document multi-letter
9525 constraints shall have the same length if they start with the same
9528 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/i386.md (isinf<mode>2): Expand only when
9532 TARGET_C99_FUNCTIONS is set.
9534 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9536 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9537 (x86_64-*-linux*): Ditto.
9538 * config/i386/i386.opt (mpc): New option.
9539 * config/i386/i386.c (overrride_options): Handle
9540 ix87_precision_string.
9541 * config/i386/crtprec.c: New file.
9542 * config/i386/t-crtpc: Ditto.
9543 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9545 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9546 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9547 crtprec32.o, crtprec64.o and crtprec80.o.
9549 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9551 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9553 2007-04-02 Eric Christopher <echristo@apple.com>
9555 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9556 limitations on darwin.
9558 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9561 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9563 2007-04-02 Dave Korn <dave.korn@artimi.com>
9565 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9567 2007-04-02 Dave Korn <dave.korn@artimi.com>
9569 * libgcc2.h (exception_descriptor): Don't forward-declare.
9570 (__get_eh_table_language, __get_eh_table_version): Delete
9571 prototypes of long-dead functions.
9573 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9575 * ebitmap.h: New file
9576 * ebitmap.c: New file
9577 * Makefile.in (ebitmap.o): New target.
9579 2007-04-01 Jan Hubicka <jh@suse.cz>
9581 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9582 before very first instruction.
9584 2007-04-01 Jan Hubicka <jh@suse.cz>
9586 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9587 waring on 64bit hosts.
9588 * bitmap.h: Fix typo in bitmap_head_def.
9590 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9592 PR rtl-optimization/31391
9593 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9594 into a DELETED_LABEL note, and the label is in an empty basic
9595 block, update BB_END as well as BB_HEAD.
9597 2007-04-01 Richard Henderson <rth@redhat.com>
9599 PR tree-optimization/31169
9600 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9601 to varying if the range is outside [0, prec-1].
9603 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9606 * config/mips/mips.md (load_const_gp): New insn.
9607 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9608 the MIPS16 GP pseudo register if no_new_pseudos.
9609 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9611 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9614 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9616 (call_value): Likewise.
9618 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9619 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9622 * doc/invoke.texi: (optimization options): Reword description
9623 of -ffast-math. Document its primary purpose.
9625 2007-03-31 Richard Guenther <rguenther@suse.de>
9627 * omp-low.c (splay-tree.h): Include.
9628 (lookup_decl): Replace splay-tree usage by pointer-map.
9629 (maybe_lookup_decl): Likewise.
9630 (new_omp_context): Likewise.
9631 (delete_omp_context): Likewise.
9632 * gimplify.c (splay-tree.h): Include.
9633 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9635 (remap_ssa_name): Likewise.
9636 (remap_decl): Likewise.
9637 (remap_type_1): Likewise.
9638 (remap_type): Likewise.
9639 (copy_body_r): Likewise.
9640 (expand_call_inline): Likewise.
9641 (clone_body): Likewise.
9642 (copy_tree_r): Likewise.
9643 (remap_save_expr): Likewise.
9644 (unsave_r): Likewise.
9645 (unsave_expr_now): Likewise.
9646 (tree_function_versioning): Likewise.
9647 (build_duplicate_type): Likewise.
9648 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9649 (struct copy_body_data): Replace splay-tree by pointer-map.
9650 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9651 not $(SPLAY_TREE_H).
9652 (gimplify.o): Depend on $(SPLAY_TREE_H).
9653 (omp-low.p): Likewise.
9655 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9657 * config/avr/predicates.md (even_register_operand,
9658 odd_register_operand): New predicates.
9659 * config/avr/avr.md (movw peephole2): New.
9660 (movw_r peephole2): New.
9662 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9664 * tree.h (get_signed_or_unsigned_type): New.
9665 * fold-const.c (operand_equal_for_comparison_p): Use
9666 get_signed_or_unsigned_type instead of
9667 lang_hooks.types.signed_or_unsigned_type.
9668 * expr.c (store_expr): Ditto.
9669 * langhooks.c (get_signed_or_unsigned_type): New.
9670 (lhd_signed_or_unsigned_type): New.
9671 * langhooks.h (lhd_signed_or_unsigned_type): New.
9672 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9674 2007-03-30 Richard Henderson <rth@redhat.com>
9676 * tree-ssa-loop-ivopts.c: Include target.h.
9677 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9678 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9679 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9680 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9682 2007-03-30 Richard Henderson <rth@redhat.com>
9683 Kai Tietz <kai.tietz@onevision.com>
9685 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9687 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9688 (TARGET_64BIT_MS_ABI): New.
9689 (DBX_REGISTER_NUMBER): Handle 64-bit.
9690 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9691 (LONG_TYPE_SIZE): Force to 32.
9692 (REG_PARM_STACK_SPACE): New.
9693 (OUTGOING_REG_PARM_STACK_SPACE): New.
9694 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9695 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9696 (STACK_BOUNDARY): Use 128 for 64-bit.
9697 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9698 Add 64-bit implementation.
9699 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9701 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9702 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9703 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9704 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9705 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9706 TARGET_64BIT_MS_ABI.
9707 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9708 (ix86_pass_by_reference): Likewise.
9709 (ix86_function_value_regno_p): Likewise.
9710 (ix86_build_builtin_va_list): Likewise.
9711 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9712 (function_arg_advance_ms_64): New.
9713 (function_arg_advance): Call it.
9714 (function_arg_ms_64): New.
9715 (function_arg): Call it.
9716 (function_value_ms_64): New.
9717 (ix86_function_value_1): Call it.
9718 (return_in_memory_ms_64): New.
9719 (ix86_return_in_memory): Call it.
9720 (setup_incoming_varargs_ms_64): New.
9721 (ix86_setup_incoming_varargs): Call it.
9722 (ix86_expand_prologue): Handle 64-bit stack probing.
9723 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9724 (output_pic_addr_const): Likewise.
9725 (x86_this_parameter): Likewise.
9726 (x86_output_mi_thunk): Likewise.
9727 (x86_function_profiler): Likewise.
9728 (TARGET_STRICT_ARGUMENT_NAMING): New.
9729 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9730 (TARGET_64BIT_MS_ABI): New.
9731 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9732 * config/i386/i386.md (allocate_stack_worker): Remove.
9733 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9734 describe the clobber of eax without a match_scratch.
9735 (allocate_stack_worker_postreload): Remove.
9736 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9737 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9738 (allocate_stack_worker_rex64_postreload): Remove.
9739 (allocate_stack): Handle 64-bit.
9740 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9741 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9742 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9743 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9744 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9745 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9746 * config.build (x86_64-*-mingw*): New host.
9747 * config.host (x86_64-*-mingw*): New host.
9748 * config.gcc (x86_64-*-mingw*): New target.
9749 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9751 2007-03-30 Richard Henderson <rth@redhat.com>
9752 Kai Tietz <kai.tietz@onevision.com>
9754 * c-pragma.c (struct def_pragma_macro_value): New.
9755 (struct def_pragma_macro): New.
9756 (pushed_macro_table): New.
9757 (dpm_hash, dpm_eq): New.
9758 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9759 (init_pragma): Install them.
9760 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9762 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9764 * config/avr/avr.c (avr_override_options): Clear
9765 'flag_delete_null_pointer_checks'.
9767 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9770 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9771 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9772 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9773 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9774 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9775 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9776 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9778 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9780 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9782 * regmove.c: Move all of pass_stack_adjustments from here...
9783 * combine-stack-adj.c: ...to this new file.
9784 * Makefile.in: Add rules for combine-stack-adj.o.
9786 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9788 PR tree-optimization/31383
9789 * tree-data-ref.c (affine_function_equal_p): Do not require the
9790 vectors to have the same length.
9792 2007-03-30 Jan Hubicka <jh@suse.cz>
9795 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9796 availablility; add more sanity checking; ask varpool only about
9799 2007-03-29 Richard Henderson <rth@redhat.com>
9801 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9802 to decide, but __SIZEOF_LONG_LONG__.
9804 2007-03-29 Richard Henderson <rth@redhat.com>
9806 * emutls.c (struct __emutls_array): New.
9807 (emutls_destroy): Use it instead of casting element 0 from void*.
9808 (__emutls_get_address): Likewise.
9810 2007-03-29 Richard Henderson <rth@redhat.com>
9812 * varasm.c (initializer_constant_valid_p): Don't deny
9813 DECL_DLLIMPORT_P on functions.
9815 * config/i386/cygming.h: Remove function declarations.
9816 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9817 (ASM_OUTPUT_LABELREF): Remove.
9818 (COMMON_ASM_OP): Remove.
9819 (ASM_OUTPUT_COMMON): Remove.
9820 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9821 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9822 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9823 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9824 Rename from TARGET_ENCODE_SECTION_INFO.
9825 * config/i386/netware.h: Likewise.
9826 * config/i386/i386-protos.h: Update.
9827 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9828 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9829 (legitimate_constant_p): Reject dllimports.
9830 (dllimport_map, get_dllimport_decl): New.
9831 (legitimize_dllimport_symbol): New.
9832 (legitimize_address, ix86_expand_move): Use it.
9833 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9834 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9835 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9836 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9837 * config/i386/predicates.md (constant_call_address_operand): Only
9838 accept symbols; reject dllimport_p symbols.
9839 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9840 i386_pe_maybe_record_exported_symbol.
9841 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9842 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9843 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9844 trust the setting of DECL_DLLIMPORT_P.
9845 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9846 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9847 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9848 tidy the argument scanning loop.
9849 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9850 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9851 (i386_pe_strip_name_encoding): Remove.
9852 (i386_pe_binds_local_p): New.
9853 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9854 (i386_pe_output_labelref): Remove.
9855 (i386_pe_asm_output_aligned_decl_common): New.
9856 (i386_pe_maybe_record_exported_symbol): Rename from
9857 i386_pe_record_exported_symbol; check for dllexported symbols.
9859 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9861 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9862 add comment explaining why vsnprintf cannot be used.
9864 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9866 PR tree-optimization/30666
9867 * tree.c (build_complex_type): When creating type names for DWARF2
9868 debug info, create TYPE_DECLs for TYPE_NAME instead of
9870 (build_common_tree_nodes_2): Use build_complex_type when building
9871 predefined complex types, to preserve canonical types.
9873 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9875 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9876 (noce_get_alt_condition): Look at it to determine whether to
9877 reverse the condition or not.
9878 (noce_get_condition): Substitute the truth for lies.
9879 (noce_find_if_block): Set the then_else_reversed field.
9881 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9883 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9884 destination of this insn.
9885 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9886 than calling gen_rtx_SET directly. Use r0 to hold the value of
9887 'address + 4' rather than a stack based temporary which can be
9890 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9892 * config/s390/s390.c (s390_secondary_input_reload_class,
9893 s390_secondary_output_reload_class): Functions removed.
9894 (s390_secondary_reload): New function.
9895 (TARGET_SECONDARY_RELOAD): Target macro defined.
9896 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9897 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9898 * config/s390/s390.md ("reload_outti", "reload_outdi",
9899 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9900 "reload_out<mode>"): Expanders removed.
9901 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9902 "reload<mode>_nonoffmem_out"): Expanders added.
9904 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9906 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9907 action if SRC->DEST replacement failed anyway.
9909 2007-03-28 Mike Stump <mrs@apple.com>
9911 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9912 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9913 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9915 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9917 * config.gcc: Accept barcelona as a variant of amdfam10.
9918 * config/i386/i386.c (override_options): Likewise.
9919 * doc/invoke.texi: Likewise.
9921 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9923 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9924 offsets for BIT_FIELD_REF and COMPONENT_REF.
9926 2007-03-28 Richard Guenther <rguenther@suse.de>
9928 * tree.c (is_global_var): Move ...
9929 * tree-flow-inline.h (is_global_var): ... here.
9930 * tree.h (is_global_var): Remove declaration.
9932 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9934 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9936 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9937 * config/i386/i386.c (ix86_tune_features): Initialize new
9939 * config/i386/predicates.md (promotable_binary_operator): Use
9940 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9942 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9945 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9947 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9949 * config/fr30/fr30.md (movsi_internal): Change destination
9950 constraint from m to V and add m to the end.
9952 2007-03-28 Christian Bruel <christian.bruel@st.com>
9954 * config/sh/sh.md (movsi_i): Fix type attribute.
9956 2007-03-28 Christian Bruel <christian.bruel@st.com>
9958 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9959 (movsf_ie): Likewise.
9961 2007-03-28 Christian Bruel <christian.bruel@st.com>
9963 * config.gcc: Add sh4-300 to multilib.
9964 * config/sh/t-mlib-sh4-300: New file.
9966 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9968 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9969 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9971 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9972 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9973 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9974 "fixuns_trunctddi2"): Whitespace fix.
9976 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9978 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9979 the definition of struct sh_args.
9980 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9981 CALL_COOKIE_INT_REG_GET): Likewise.
9983 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9985 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9986 transformations are applied successfully.
9988 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9990 * tree.c (tree_contains_struct): Permit 512 tree codes.
9991 * tree.h (tree_contains_struct): Ditto.
9992 (MAX_TREE_CODES): Ditto.
9993 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9994 SPARE member to store remaining padding bits.
9996 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9998 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10001 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10003 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10004 * configure: Regenerate.
10006 * configure: Regenerate using the correct version of autoconf.
10008 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10010 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10012 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10013 regs to "__SP_L__" and "__SP_H__".
10015 2007-03-27 Richard Guenther <rguenther@suse.de>
10017 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10018 computations with it with a HOST_WIDE_INT variable.
10020 2007-03-26 Mike Stump <mrs@apple.com>
10022 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10023 objective-c-header, objective-c++-header and objc++-cpp-output
10025 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10027 2007-03-26 Richard Henderson <rth@redhat.com>
10030 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10031 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10032 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10033 IX86_BUILTIN_PSRLQ128): New.
10034 (ix86_init_mmx_sse_builtins): Add them.
10035 (ix86_expand_builtin): Expand them.
10036 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10037 operand 2 be TImode.
10038 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10039 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10040 _mm_srli_epi64): Mark __B const.
10041 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10042 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10043 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10044 new two-vector shift builtins.
10046 2007-03-26 Ian Lance Taylor <iant@google.com>
10048 PR tree-optimization/31345
10049 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10050 [+INF, +INF(OVF)] into VARYING.
10052 2007-03-26 Zack Weinberg <zackw@panix.com>
10054 * gengtype-parse.c: New file.
10055 * gengtype-yacc.y: Delete.
10056 * gengtype-lex.l: Don't include gengtype-yacc.h.
10057 Define YY_DECL and yyterminate appropriately for recursive
10058 descent parser. yylval is now a string out-parameter to yylex.
10059 (HWS, EOID): New shorthand.
10060 (IWORD): Add a couple more types.
10061 (yylex): Add a setup stanza. Remove the complex rules for
10062 detecting GTY'ed types and typedefs; replace with simple
10063 keyword detectors. Adjust everything for the changed
10064 definition of yylval. Ignore all pp-directives, not just #define.
10066 (parse_file): Rename yybegin; do not call yyparse.
10068 * gengtype.c (xasprintf): Export again.
10069 (this_file): New. Use everywhere __FILE__ was being used.
10070 (get_lang_bitmap): Special case types defined in gengtype.c.
10071 (do_typedef, new_structure): Suppress definition of certain types.
10072 (new_structure): Improve diagnostics of duplicate definitions.
10073 Make sure location_s is associated with input.h.
10074 (nreverse_pairs, define_location_structures): New functions.
10075 (main): Improve tagging of kludge types. Remove old kludges
10076 for input.h types; use define_location_structures.
10077 * gengtype.h: Update prototypes. Define token codes here.
10078 * Makefile.in: Remove all references to gengtype-yacc.
10079 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10081 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10082 add GTY((skip)) to the field that's only conditionally there.
10083 * doc/install.texi: Document that Bison is no longer required
10084 unless building treelang.
10086 * gengtype.c: Don't include gtyp-gen.h.
10087 (srcdir): Declare here.
10088 (base_files, lang_dir_names): Allocate dynamically.
10089 (gt_files, num_gt_files, num_lang_dirs): New globals.
10090 (measure_input_list, read_input_line, read_input_list)
10091 (set_lang_bitmap): New functions.
10092 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10093 simplify, relying on read_input_list to set up the bitmaps.
10094 (main): Arguments are no longer unused. Check for correct number
10095 of command line arguments, set srcdir and srcdir_len, then call
10096 read_input_list, before doing anything else. No need to worry
10097 about duplicates in main loop.
10098 * configure.ac: Simplify the calculation of all_gtfiles.
10099 Put language tags in there. Don't set or substitute
10100 all_gtfiles_files_langs or all_gtfiles_files_frags.
10101 * Makefile.in: Revamp the way gengtype is invoked, now that it
10102 takes a file on its command line with a much simpler format.
10103 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10104 (GTFILES): Remove duplicates and C source files.
10105 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10106 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10107 * configure: Regenerate.
10109 * gengtype.h: Remove all type definitions to gengtype.c; leave
10110 only definitions of options_p, type_p, and pair_p as opaque
10111 pointers. Update prototypes.
10112 * gengtype.c: Many type definitions moved here from gengtype.h.
10113 Consolidate type definitions at the top of the file.
10114 (xvasprintf): Delete.
10115 (xasprintf): Make static.
10116 (create_nested_pointer_option): Add 'next' parameter.
10117 (create_field_all, create_field_at): New functions.
10118 (create_field): Now a thin wrapper around create_field_all.
10119 (create_optional_field): Rename create_optional_field_ and add
10120 line argument. Original name is now a macro which supplies
10122 (oprintf): Use vsnprintf directly.
10123 (close_output_files): Use fatal rather than perror/exit.
10124 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10125 (main): Set progname. Don't use exit.
10126 * gengtype-yacc.y (struct_fields): Use create_field_at.
10127 (option, optionseqopt): Delete.
10128 (optionseq): Consolidate productions from option here so we
10129 can use the first argument to create_option.
10131 * gengtype-lex.l: Distinguish unions from structures in the
10132 token type. Don't call find_structure; return the tag as a string.
10133 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10134 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10135 string. Reorganize typedef_struct production accordingly.
10136 Use create_nested_ptr_option.
10137 * gengtype.c (create_nested_ptr_option): New function.
10138 * gengtype.h: Declare it.
10140 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10141 (string_type): Don't declare.
10142 (do_scalar_typedef): Declare.
10143 (create_scalar_type): Update prototype.
10144 * gengtype.c (string_type): Make static.
10145 (scalar_nonchar, scalar_char): New.
10146 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10147 (resolve_typedef): Use scalar_nonchar for error recovery.
10148 (create_scalar_type): Remove name_len field. Return scalar_char
10149 or scalar_nonchar as appropriate.
10150 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10151 to use string_type.
10152 (throughout): Use scalar_nonchar instead of calling
10153 create_scalar_type, whenever possible.
10154 (main): Initialize scalar_char and scalar_nonchar before calling
10156 * gengtype-lex.l: Adjust for removal of second argument to
10157 create_scalar_type. Use yylval.s instead of yylval.t when
10159 * gengtype-yacc.y: Type of SCALAR is string. Call
10160 create_scalar_type from type:SCALAR rule. Adjust for removal of
10161 second argument to create_scalar_type.
10163 * vec.h: Remove all #if IN_GENGTYPE blocks.
10164 Add comment saying that changes may require adjustments to gengtype.
10165 * gengtype.c: Don't include coretypes.h or tm.h.
10166 Add comment to inclusion of errors.h.
10167 (note_def_vec, note_def_vec_alloc): New functions.
10168 * gengtype.h: Declare new functions.
10169 * gengtype-lex.l: Don't include coretypes.h.
10170 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10172 (update_lineno): Remove unnecessary prototype.
10173 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10174 (VEC rule): Just return VEC_TOKEN.
10175 * gengtype-yacc.y (VEC_TOKEN): New token type.
10176 (type): Add a production for VEC(a,b).
10177 * Makefile.in: Update dependencies.
10179 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10180 typedefs that use the old PARAMS macro.
10182 * gengtype-lex.l: Remove all rules and states relating to yacc
10184 * gengtype-yacc.y: Similarly.
10185 * gengtype.c (note_yacc_type): Delete function.
10186 * gengtype.h: Update prototypes.
10188 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10190 * tree-pretty-print.c (dump_generic_node): Report precision of
10191 unnamed integer types.
10193 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10195 * ifcvt.c (noce_try_store_flag_constants): Don't check
10196 no_new_pseudos here.
10197 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10198 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10199 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10200 noce_try_sign_mask): Likewise.
10201 (if_convert): Check no_new_pseudos here.
10203 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10205 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10206 (noce_get_condition): Handle new then_else_reversed argument.
10207 (noce_init_if_info): Remove, fold into noce_find_if_block.
10208 (noce_process_if_block): Take a struct noce_if_info as the
10209 argument. Don't set up one based on ce_if_info. Update pointer
10210 references accordingly.
10211 (cond_move_process_if_block): Likewise.
10212 (process_if_block): Removed.
10213 (find_if_block): Removed. Move functionality two new functions,
10214 noce_find_if_block and cond_exec_find_if_block.
10215 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10216 blocks and the symmetric IF-ELSE-JOIN case.
10217 (cond_exec_find_if_block): Also new function mostly based on old
10218 find_if_block and process_if_block.
10219 (find_if_header): Replace find_if_block call with separately
10220 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10221 (find_cond_trap): Update noce_get_condition call.
10222 (dead_or_predicable): Likewise.
10224 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10226 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10228 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10229 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10230 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10231 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10232 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10233 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10234 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10235 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10236 __builtin_ia32_psrad128 builtins.
10238 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10240 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10241 * config/i386/constraints.md
10242 (define_constraint "I"): Use IN_RANGE macro.
10243 (define_constraint "J"): Ditto.
10244 (define_constraint "K"): Ditto.
10245 (define_constraint "M"): Ditto.
10246 (define_constraint "N"): Ditto.
10247 (define_constraint "O"): Ditto.
10248 * config/i386/predicates.md
10249 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10250 (define_predicate "const_0_to_3_operand"): Ditto.
10251 (define_predicate "const_0_to_7_operand"): Ditto.
10252 (define_predicate "const_0_to_15_operand"): Ditto.
10253 (define_predicate "const_0_to_63_operand"): Ditto.
10254 (define_predicate "const_0_to_255_operand"): Ditto.
10255 (define_predicate "const_1_to_31_operand"): Ditto.
10256 (define_predicate "const_2_to_3_operand"): Ditto.
10257 (define_predicate "const_4_to_7_operand"): Ditto.
10259 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10261 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10262 in SImode for save_world.
10263 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10266 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10268 PR tree-optimization/30784
10269 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10272 2007-03-25 Revital Eres <eres@il.ibm.com>
10274 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10275 Fold movement_possibility function into it.
10277 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10279 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10280 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10281 (call_indirect_nonlocal_darwin64): Same.
10282 (call_nonlocal_darwin64): Same.
10283 (call_value_indirect_nonlocal_darwin64): Same.
10284 (call_value_nonlocal_darwin64): Same.
10285 (sibcall_nonlocal_darwin64): Same.
10286 (sibcall_value_nonlocal_darwin64): Same.
10287 (sibcall_symbolic_64): Same.
10288 (sibcall_value_symbolic_64): Same.
10289 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10291 (rs6000_emit_load_toc_table): Same.
10292 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10293 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10295 (divss_call): Same.
10296 (divus_call): Same.
10297 (quoss_call): Same.
10298 (quous_call): Same.
10299 (load_toc_v4_pic_si): Same
10300 (load_toc_v4_PIC_1): Same.
10301 (load_toc_v4_PIC_1b): Same.
10302 (call_indirect_aix{32,64}): Same.
10303 (call_value_indirect_aix{32,64}): Same.
10305 (call_value): Same.
10306 (call_local{32,64}): Same.
10307 (call_value_local{32,64}): Same.
10308 (call_indirect_nonlocal_aix{32,64}): Same.
10309 (call_nonlocal_aix{32,64}): Same.
10310 (call_value_indirect_nonlocal_aix{32,64}): Same.
10311 (call_value_nonlocal_aix{32,64}): Same.
10312 (call_indirect_nonlocal_sysv<mode>): Same.
10313 (call_nonlocal_sysv<mode>): Same.
10314 (call_value_indirect_nonlocal_sysv<mode>): Same.
10315 (call_value_nonlocal_sysv<mode>): Same.
10317 (sibcall_local{32,64}): Same.
10318 (sibcall_value_local{32,64}): Same.
10319 (sibcall_nonlocal_aix{32,64}): Same.
10320 (sibcall_value_nonlocal_aix{32,64}): Same.
10321 (sibcall_nonlocal_sysv<mode>): Same.
10322 (sibcall_value): Same.
10323 (sibcall_value_nonlocal_sysv<mode>): Same.
10325 2007-03-24 Paul Brook <paul@codesourcery.com>
10327 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10328 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10330 2007-03-24 Richard Henderson <rth@redhat.com>
10332 * config/ia64/constraints.md: New file.
10333 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10334 satisfies_constraint_?.
10335 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10336 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10337 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10338 ia64_output_mi_thunk): Likewise.
10339 (ia64_const_ok_for_letter_p): Remove.
10340 (ia64_const_double_ok_for_letter_p): Remove.
10341 (ia64_extra_constraint): Remove.
10342 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10343 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10344 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10345 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10346 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10347 EXTRA_MEMORY_CONSTRAINT): Remove.
10348 * config/ia64/ia64.md: Include constriants.md. Replace
10349 CONST_OK_FOR_? with satisfies_constraint_?.
10351 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10352 H.J. Lu <hongjiu.lu@intel.com>
10354 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10356 (name macros): Use DPD_BID_NAME to convert names properly.
10358 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10359 decimal floating point format.
10360 (init_floating_libfuncs): Change decimal functions so that they
10361 have a "bid_" prefix if the decimal system uses the BID format,
10362 and "dpd_" prefix if the decimal system uses the DPD format.
10363 (init_interclass_conv_libfuncs): Ditto.
10364 (init_intraclass_conv_libfuncs): Ditto.
10366 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10367 using the BID format.
10369 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10370 whether we are using the BID decimal format.
10371 * configure: Regenerate.
10373 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10374 the compiler has decimal floating point enabled. Define
10375 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10378 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10379 using the BID format.
10381 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10382 whether we are using the BID decimal format.
10383 * configure: Regenerate.
10385 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10386 the compiler has decimal floating point enabled. Define
10387 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10390 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10391 options, and that it is enabled for i386/x86_64 systems.
10393 * Makefile.in (enable_decimal_float): New.
10395 (DECNUMINC): Add -I$(DECNUMFMT).
10396 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10397 to $(DECNUMFMT) from $(DECNUM).
10399 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10400 Substitute enable_decimal_float.
10401 * configure: Regenerated.
10404 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10407 * configure.ac: Enable decimal float for x86_64-*-linux*.
10408 * configure: Regenerated.
10411 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10412 decimal128ClearSign to flip and clear the sign bit in decimal128.
10413 (decimal_real_maxval): Set decimal128SetSign to set the sign
10416 2007-03-23 Ian Lance Taylor <iant@google.com>
10418 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10420 2007-03-23 Ian Lance Taylor <iant@google.com>
10422 * tree-dump.c (dump_files): Correct comment.
10424 2007-03-23 Ian Lance Taylor <iant@google.com>
10426 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10428 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10430 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10431 in cfglayout mode. Don't go into and out of cfglayout mode.
10432 Link the blocks in the order of the constructed traces.
10433 (rest_of_handle_tracer): Adjust call to tracer.
10434 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10435 Don't go into cfglayout mode.
10436 (rtl_loop_done): Don't go out of cfglayout mode.
10437 * cfglayout.c (relink_block_chain): New function, split out from...
10438 (fixup_reorder_chain): ...here. Remove redundant checking.
10439 (cfg_layout_finalize): Don't clear the header, footer, and aux
10440 fields here, move the code to do so to relink_block_chain. Likewise
10441 for free_original_copy_tables.
10442 * rtl.h (tracer): Update prototype.
10443 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10444 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10445 mode. Use relink_block_chain to serialize the CFG according to the
10446 new basic block order. Move targetm.cannot_modify_jumps_p check from
10448 (gate_handle_reorder_blocks): ...to here.
10449 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10451 (gate_duplicate_computed_gotos): ...to here.
10452 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10453 something always changes when going into and out of cfglayout mode.
10454 Perform an expensive cfg cleanup while going into cfglayout mode.
10455 Always update liveness information on HAVE_conditional_execution
10456 targets. Reserialize the basic blocks and go out of cfglayout mode.
10457 * reg-stack.c: Include cfglayout.h.
10458 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10459 the call to reorder_basic_blocks.
10460 * basic-block.h (reorder_basic_blocks): Update prototype.
10461 (relink_block_chain): New prototype.
10462 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10464 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10466 * config/mips/mips.md (type, hazard, *movdi_32bit,
10467 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10468 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10469 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10470 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10471 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10473 (movcc): Change first xfer to multi.
10474 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10475 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10476 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10477 config/mips/generic.md: Change reservations using "xfer" to use
10479 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10480 using match_operand.
10481 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10482 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10484 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10486 2007-03-22 Richard Henderson <rth@redhat.com>
10488 * config/i386/i386.c: Remove unnecessary function declarations.
10489 Move targetm definition, and all related macros, to the end of
10490 the file. Resort some functions to put definitions before uses.
10491 (ix86_attribute_table): Make static. Move to end of file.
10492 (ix86_gimplify_va_arg): Make static.
10494 2007-03-22 Richard Henderson <rth@redhat.com>
10496 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10497 don't increase local_regparm with force_align_arg_pointer check.
10498 (ix86_function_sseregparm): Assert 32-bit.
10499 (type_has_variadic_args_p): New.
10500 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10501 type_has_variadic_args_p.
10502 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10503 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10504 use memset instead. Do maybe_vaarg check first; skip attribute
10505 tests if true; skip attribute tests for 64-bit.
10506 (construct_container): Remove TARGET_DEBUG_ARG.
10507 (function_arg_advance_32, function_arg_advance_64): Split out ...
10508 (function_arg_advance): ... from here.
10509 (function_arg_32, function_arg_64): Split out ...
10510 (function_arg): ... from here.
10511 (ix86_pass_by_reference): Tidy.
10512 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10513 (function_value_32): New, from parts of ix86_function_value
10514 and ix86_value_regno.
10515 (function_value_64): New, from parts of ix86_function_value
10516 and ix86_libcall_value.
10517 (ix86_function_value_1): New.
10518 (ix86_function_value, ix86_libcall_value): Use it.
10519 (return_in_memory_32, return_in_memory_64): Split out ...
10520 (ix86_return_in_memory): ... from here.
10521 (ix86_struct_value_rtx): Skip for 64-bit.
10522 (ix86_libcall_value, ix86_value_regno): Remove.
10523 (setup_incoming_varargs_64): Split out ...
10524 (ix86_setup_incoming_varargs): ... from here.
10525 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10526 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10527 * config/i386/i386-protos.h (ix86_function_value): Remove.
10528 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10530 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10533 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10534 infinities not supported, otherwise emit warning if -Woverflow. On
10535 underflow, emit warning if -Woverflow.
10536 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10538 * real.h (real_from_string): Update declaration
10540 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10541 Richard Henderson <rth@redhat.com>
10543 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10544 * calls.c (compute_argument_block_size, expand_call,
10545 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10546 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10547 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10548 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10549 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10550 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10551 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10552 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10555 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10557 * c-incpath.c (add_sysroot_to_chain): New.
10558 (merge_include_chains): Add sysroot argument. Call
10559 add_sysroot_to_chain if sysrooted.
10560 (register_include_chains): Update call to merge_include_chains.
10561 * doc/cppopts.texi: Document use of '=' in include directory
10564 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10566 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10567 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10568 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10569 insn pattern using X87MODEF12 mode macro.
10571 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10573 * regmove.c (regmove_optimize): Use reg_mentioned_p
10574 instead of reg_overlap_mentioned_p for DST.
10576 2007-03-21 Mike Stump <mrs@apple.com>
10578 * c.opt: Fixup for Objective-C/C++.
10580 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10582 * explow.c (convert_memory_address): Fold memory reference when
10583 POINTERS_EXTEND_UNSIGNED < 0
10585 2007-03-21 Richard Henderson <rth@redhat.com>
10588 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10589 * config/i386/mmintrin.h (__m64): Likewise.
10590 * config/i386/xmmintrin.h (__m128): Likewise.
10592 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10594 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10595 (VXWORKS_OS_CPP_BUILTINS): Define.
10596 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10597 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10599 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10601 * rtl.h (constant_pool_reference_p): Delete.
10602 (find_constant_src): Declare.
10603 * rtlanal.c (find_constant_src): New function.
10604 * simplify-rtx.c (constant_pool_reference_p): Delete.
10605 * config/i386/i386.md: Use find_constant_src instead of
10606 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10608 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10610 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10611 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10613 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10615 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10616 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10617 (arm_elf_asm_constructor): Use it.
10618 (arm_elf_asm_destructor): New function.
10620 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10622 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10624 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10626 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10628 2007-03-19 Andrew Haley <aph@redhat.com>
10630 PR tree-optimization/31264
10631 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10632 VIEW_CONVERT_EXPRs.
10634 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10636 PR rtl-optimization/30907
10637 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10638 (fwprop_init): Always call loop_optimizer_initialize.
10639 (fwprop_done): Always call loop_optimizer_finalize.
10640 (fwprop): We always have loop info now.
10641 (gate_fwprop_addr): Remove.
10642 (pass_fwprop_addr): Use gate_fwprop as gate.
10644 PR rtl-optimization/30841
10645 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10646 df_chain_alloc): Call df_reorganize_refs unconditionally.
10647 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10648 refs_organized to refs_organized_size.
10649 (df_ref_create_structure): Use refs_organized_size instead of
10650 bitmap_size if refs had been organized, and keep refs_organized_size
10652 * df.h (struct df_ref_info): Change refs_organized to
10653 refs_organized_size.
10654 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10657 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10659 * except.c (output_function_exception_table): Do not reference the
10660 EH personality routine for functions that do not require an
10663 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10666 * c-typeck.c (convert_for_assignment): Call comptypes for
10667 RECORD_TYPE or UNION_TYPE.
10669 PR inline-asm/30505
10670 * reload1.c (reload): Do invalid ASM checking after
10671 cleanup_subreg_operands.
10673 2007-03-19 Jeff Law <law@redhat.com>
10675 * tree-cfg.c (find_taken_edge): Tighten conditions for
10676 optimizing computed gotos.
10678 2007-03-19 Michael Matz <matz@suse.de>
10680 * builtins.c (expand_builtin_sync_operation,
10681 expand_builtin_compare_and_swap,
10682 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10685 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10686 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10689 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10691 * doc/tm.texi: Add brackets around the return type of
10692 TARGET_SECONDARY_RELOAD.
10694 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10695 Richard Guenther <rguenther@suse.de>
10697 PR tree-optimization/31254
10698 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10699 Use handled_component_p () where appropriate. Continue
10700 propagating into the rhs if we propagated into an INDIRECT_REF
10703 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10705 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10706 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10707 (xde, xdee): Mode attributes adjusted to support DFP modes.
10708 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10709 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10710 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10711 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10712 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10713 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10714 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10716 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10717 "movsf"): Insn definitions removed.
10718 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10719 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10720 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10722 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10723 "reload_in<mode>", "reload_out<mode>"): Expander added.
10724 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10727 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10729 * config/s390/s390.md: Only non-functional changes. Renamed
10730 FPR mode macro to BFP all over the file.
10732 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10734 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10735 (op_type attribute): RRF instruction type added.
10736 (fT0): New mode attribute.
10737 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10738 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10739 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10740 instruction no secondary memory is needed when moving DFmode values
10741 between GPRs and FPRs.
10743 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10745 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10746 inverted and documentation adjusted.
10747 ("mhard-dfp", "msoft-dfp"): New options.
10748 * config/s390/s390.c (s390_handle_arch_option): New architecture
10750 (override_options): Sanity checks for the new options added.
10751 * config.gcc: New architecture switch: z9-ec.
10752 * config/s390/s390.h (processor_flags): PF_DFP added.
10753 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10754 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10755 when the bit is NOT set so remove it from the defaults.
10757 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10759 * genemit.c (main): Print include statement for dfp.h.
10760 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10763 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10765 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10767 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10770 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10771 instead of PATTERN.
10773 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10775 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10776 attr_length_call, output_call, output_indirect_call): Cleanup
10777 formatting of targetm calls.
10779 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10781 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10783 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10785 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10786 reservation, bypass and anti-bypass descriptions for these
10787 instructions. Update move patterns.
10788 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10791 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10793 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10794 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10795 (get_initial_def_for_reduction): Likewise.
10797 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10799 Fix PR tree-optimization/29922
10800 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10801 (get_representative): Removed.
10802 (value_dies_in_block_x): Update for rvuse removal.
10803 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10804 (compute_antic_aux): Handle when PHI nodes appear in
10805 non-single-successors.
10806 (dump_bitmap_of_names): Removed.
10807 (compute_antic_safe): Renamed and removed rvuse calculation.
10808 Calculate only antic safe.
10809 (insert_into_preds_of_block): Remove assert.
10810 (execute_pre): Update for renamed functions.
10811 (defer_or_phi_translate_block): New function.
10813 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10815 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10816 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10818 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10819 Follow spelling conventions.
10821 * tree-data-ref.h: Remove the prototype for analyze_array.
10823 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10825 PR tree-optimization/31041
10826 * tree-vect-transform.c (get_initial_def_for_induction): Call
10827 force_gimple_operand.
10829 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10831 * ipa-type-escape.c (look_for_casts) : Revert code to use
10832 handled_component_p due to ada test a-numaux.adb.
10834 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10836 * final.c (final_scan_insn): Alter the condition of a
10837 conditional trap if we have nonstandard CC.
10839 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10841 * configure.ac: Remove excess quoting from asm line 0 test.
10842 * configure: Rebuilt.
10844 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10846 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10847 * c-common.c (convert_and_check): Move warning logic to...
10848 (warnings_for_convert_and_check): ...here. Define.
10849 * c-common.h (warnings_for_convert_and_check): Declare.
10851 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10853 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10854 (output_call): Likewise.
10856 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10858 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10860 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10862 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10864 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10866 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10867 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10869 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10871 PR tree-optimization/31183
10872 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10873 Use double_int instead of unsigned int for representing access_strides.
10874 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10876 2007-03-16 Richard Guenther <rguenther@suse.de>
10878 PR tree-optimization/31146
10879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10880 to allow recursion of forward_propagate_addr_expr.
10881 (forward_propagate_addr_into_variable_array_index): Likewise.
10882 (forward_propagate_addr_expr): Likewise.
10883 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10884 (forward_propagate_addr_expr_1): Recurse on simple copies
10885 instead of propagating into them. Do so for useless conversions
10887 (forward_propagate_addr_expr): Clean up unused statements after
10890 2007-03-16 Richard Guenther <rguenther@suse.de>
10892 * builtins.c (expand_builtin_cexpi): Use the right argument
10893 for the expansion via cexp.
10895 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10897 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10898 * configure: Rebuilt.
10900 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10903 * dwarf2out.c (force_type_die): Adjust comment.
10904 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10906 2007-03-15 DJ Delorie <dj@redhat.com>
10908 * config/frv/predicates.md (minmax_operator): Don't check operands
10911 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10913 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10914 Update constant estimates of number of iterations.
10915 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10916 argument renamed to "realistic".
10917 (compute_estimated_nb_iterations): Removed.
10918 (record_niter_bound): New function.
10919 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10920 call record_nonwrapping_iv with upper = false.
10921 (infer_loop_bounds_from_signedness): Pass upper argument to
10922 record_nonwrapping_iv.
10923 (estimate_numbers_of_iterations_loop): Do not call
10924 compute_estimated_nb_iterations. Record estimate based on profile
10925 information. Initialize the constant estimates of number of
10927 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10929 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10930 number of iterations is too small.
10931 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10932 (EST_NOT_AVAILABLE): Removed.
10933 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10934 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10937 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10939 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10940 Handle NE_EXPR guards.
10942 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10945 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10946 Set also -pedantic-errors by default for the preprocessor unless
10947 -fpermissive is given.
10949 2007-03-15 Richard Guenther <rguenther@suse.de>
10951 PR middle-end/29719
10952 PR middle-end/31161
10953 * builtins.c (expand_builtin_cexpi): As a fallback if we
10954 don't have builtins for sincos or cexp create a function
10955 declaration for cexp and expand to a call to that.
10956 (expand_builtin_int_roundingfn): Always fall
10957 back to floor/ceil and its variants even if they may be
10960 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10962 PR middle-end/31159
10963 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10964 jump tables, move the call to delete_dead_jumptables from here...
10965 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10966 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10967 don't allow merging of blocks that try_redirect_by_replacing_jump
10968 also does not handle when not optimizing.
10970 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10971 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10973 * config/i386/i386.md (x86_sahf_1): Correctly handle
10976 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10979 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10980 x86_64_general_operand as operand[2] predicate. Remove "iF"
10981 from operand constraints and use "e" constraint instead.
10982 (*subti3_1, *subti3_1 splitter): Ditto.
10983 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10984 operand[1] predicate.
10986 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10988 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10989 arrays, multiply the access strides by the size of the sub-array.
10990 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10992 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10994 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10995 the configured assembler supports the sahf mnemonic.
10996 * configure: Regenerate.
10997 * config.in: Regenerate.
10999 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11000 emit "sahf" or ".byte\t0x9e" as asm template.
11002 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11005 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11006 option to replace hard coded TARGET_xxx in md file.
11007 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11008 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11009 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11010 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11011 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11012 (X86_TUNE_NOT_VECTORMODE): Ditto.
11013 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11014 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11015 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11016 (TUNE_SLOW_IMUL_IMM8): Ditto.
11017 (TUNE_MOVE_M1_VIA_OR): Ditto.
11018 (TUNE_NOT_UNPAIRABLE): Ditto.
11019 (TUNE_NOT_VECTORMODE): Ditto.
11021 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11024 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11025 tuning options instead of hard coded TARGET_xxx.
11026 (fix ssemode peephole2's): Ditto.
11027 (imul peephole2's): Ditto.
11029 (movdi_or_rex64): Ditto.
11030 (move peephole2): Ditto.
11031 (not peephole2's): Ditto.
11033 2007-03-14 Dirk Mueller <dmueller@suse.de>
11035 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11036 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11037 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11039 * c-parser.c (c_parser_do_statement): Warn about empty body in
11040 do/while statement.
11041 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11042 * doc/invoke.texi (-Wempty-body): Update documentation.
11044 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11047 * c-common.h (warn_for_div_by_zero): Declare.
11048 * c-common.c (warn_for_div_by_zero): Define.
11049 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11052 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11054 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11055 to PREFIX and STANDARD_PREFIX.
11057 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11058 Phil Edwards <phil@codesourcery.com>
11060 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11061 (__gthread_once_t): Remove busy field for RTPs.
11062 (__GTHREAD_ONCE_INIT): Update accordingly.
11064 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11066 * doc/invoke.texi: Document VxWorks options.
11068 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11070 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11072 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11074 PR tree-optimization/30590
11075 * tree-nrv.c (tree_nrv): Check for the partial update of the
11078 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11080 * flags.h (flag_random_seed): Remove declaration, in favor of...
11081 * toplev.h (get_random_seed, set_random_seed): ... these.
11082 * tree.c (get_file_function_name): Use the former.
11083 * opts.c (common_handle_option): Use the latter.
11086 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11088 PR middle-end/31127
11089 * cse.c (cse_find_path): Do not bail out if a basic block that
11090 we already visited now becomes part of a path that starts at a
11091 different basic block. Just disallow this, to make sure we
11092 visit each basic block at most once.
11094 2007-03-13 Jan Hubicka <jh@suse.cz>
11096 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11097 attributes, when profile esitmate is present, calls with very low
11098 frequency are cold.
11100 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11102 PR tree-optimization/30730
11103 PR tree-optimization/26900
11104 * tree-ssa-loop-niter.c: Include gmp.h.
11105 (bounds): New type.
11106 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11107 split_to_var_and_offset, determine_value_range,
11108 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11109 bound_difference, bounds_add, bounds_negate,
11110 number_of_iterations_ne_max, dump_affine_iv): New functions.
11111 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11112 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11113 difference of initial and final value of control iv to validate
11115 (number_of_iterations_cond): Add loop parameter. Determine bounds
11116 on the difference of the extremes of the control iv. Add dumps.
11117 (expand_simple_operations): Handle phi nodes.
11118 (simplify_using_initial_conditions): Do not record used conditions.
11119 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11120 Do not set additional_info.
11121 (implies_nonnegative_p, implies_ge_p): Removed.
11122 (derive_constant_upper_bound): Do not use parameter `additional'.
11123 (record_estimate): Parameter `additional' removed. Parameter
11124 `i_bound' added. Do not call derive_constant_upper_bound.
11125 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11126 bound the number of iterations estimate.
11127 (estimate_numbers_of_iterations_loop): Pass the estimate from
11128 the number of iterations analysis to record_estimate.
11129 * tree.h (multiple_of_p): Declare.
11130 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11131 (scev_const_prop): Do not check expression_expensive_p.
11132 * fold-const.c (multiple_of_p): Exported.
11133 * double-int.c (double_int_mask): Exported.
11134 * double-int.h (double_int_mask): Declare.
11135 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11136 field. Added max field.
11138 2007-03-13 David Taylor <taylor@candd.org>
11141 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11144 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11147 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11148 two unamed patterns.
11150 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11152 * config/i386/i386.opt (mcx16, msahf): New options.
11153 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11154 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11156 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11157 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11158 Output -mcx16 and -msahf options when corresponding bit is set.
11160 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11161 and -msahf options.
11163 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11165 * configure.ac: Test for assembler tolerance to # 0 "".
11166 * configure, config.in: Rebuilt.
11167 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11169 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11171 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11173 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11174 (handle_syscall): Handle direct system calls.
11175 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11177 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11179 * doc/invoke.texi: Fix cpp.info cross-reference.
11180 * doc/passes.texi: Fix gcc.info cross-reference.
11182 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11184 PR tree-optimization/30835
11185 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11186 bb_for_stmt is not NULL before accessing it.
11188 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11190 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11193 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11196 * doc/install.texi: Document --enable-stage1-languages
11198 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11200 * tree-pass.h (pass_into_cfg_layout_mode,
11201 pass_outof_cfg_layout_mode): Declare.
11202 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11203 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11204 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11205 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11207 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11209 * c-decl.c (warn_variable_length_array): New function.
11210 Refactored from grokdeclarator to handle warn_vla
11211 and handle unnamed array case.
11212 (grokdeclarator): Refactored VLA warning case.
11213 * c.opt (Wvla): New flag.
11214 * doc/invoke.texi (Wvla): New warning.
11216 2007-03-12 Richard Henderson <rth@redhat.com>
11218 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11219 (TARGET_SECTION_TYPE_FLAGS): New.
11221 2007-03-12 Richard Henderson <rth@redhat.com>
11223 * config/darwin.c (machopic_reloc_rw_mask): New.
11224 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11225 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11227 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11229 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11230 * cppdefault.h (cpp_PREFIX): Document.
11231 (cpp_PREFIX_len): Likewise.
11232 (cpp_EXEC_PREFIX): New variable.
11233 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11234 * c-incpath.c (add_standard_paths): Correct logic for relocating
11235 paths within prefix.
11237 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11239 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11240 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11242 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11243 fix_truncdfdi_sse using SSEMODEF mode macro.
11244 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11245 fix_truncdfsi_sse using SSEMODEF mode macro.
11246 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11247 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11249 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11251 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11252 elfos.h to tm_file.
11254 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11256 * tree.h : Add multiple_of_p declaration.
11257 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11258 * ipa-type-escape.c (results_of_malloc): Redundant.
11259 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11260 (cast_type): Extended with new members.
11261 (check_cast): Returns cast_type.
11262 (cast): New structure for data of walk_use_def_chains.
11263 (is_malloc_result, is_cast_from_non_pointer_1,
11264 is_cast_from_non_pointer,
11265 is_array_access_through_pointer_and_index): New functions.
11266 (look_for_casts): Returns cast types.
11267 (check_call): Returns void.
11268 (okay_pointer_operation): Use support of pointer plus index,
11269 pointer plus constant and allow all multiplications.
11271 2007-03-11 Richard Guenther <rguenther@suse.de>
11273 PR tree-optimization/31115
11274 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11275 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11276 A shift count of zero is not special as with *_DIV_EXPR.
11277 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11280 2007-03-11 Ian Lance Taylor <iant@google.com>
11282 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11283 the *_DIV_EXPR codes correctly with overflow infinities.
11285 2007-03-11 Ira Rosen <irar@il.ibm.com>
11287 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11288 indicate success/failure of the analysis. Add negation to subtrahend
11289 in case of subtraction. Fail if both operands contain constants.
11290 (create_data_ref): Fail if analyze_offset fails.
11292 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11294 * config/i386/i386.md (frndintxf2): Rename to ...
11295 (rintxf2): ... this. Remove expander having same name.
11296 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11297 (roundsf2, rounddf2): Ditto.
11298 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11299 (lround<mode>di2, lround<mode>si2): Ditto.
11301 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11303 * lower-subreg.c: Include except.h.
11304 (decompose_multiword_subregs): Verify that the only control flow
11305 insns we can split are loads to multi-words pseudos.
11306 Handle breaking such blocks after splitting, instead of calling
11307 find_many_sub_basic_blocks.
11309 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11310 on the new basic block. Add a lengthy comment explaining why we
11311 thought this was necessary.
11312 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11314 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11317 * tree.c (walk_type_fields): Recurse into the element type of
11318 ARRAY_TYPEs if there is a pointer set.
11320 2007-03-10 Dirk Mueller <dmueller@suse.de>
11322 * c-common.c (warn_logical_operator): Fix condition.
11324 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11326 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11328 * config/darwin.c (machopic_select_section): Remove superfluous
11329 argument in call to categorize_decl_for_section. Remove unused
11332 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11334 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11336 * configure: Regenerate.
11338 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11341 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11342 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11343 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11344 Add LABEL_NUSES to emitted label.
11345 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11346 branch probability value to emitted jump insn.
11347 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11348 Do not check life information and do not re-arrange input operands
11349 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11351 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11353 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11354 the change of decode_asm_operands.
11356 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11358 * mode-switching.c (create_pre_exit): Skip blockage insn.
11360 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11362 * tree-pass.h (TODO_update_smt_usage): Remove.
11364 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11368 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11370 * pa.c (attr_length_call): Revise condition for long
11371 pc-relative branch.
11372 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11373 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11374 sequence on SOM target.
11376 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11378 * gcc.c: Document %{, in big comment at top.
11379 (input_suffix_matches): Remove special handling for .s and
11381 (input_spec_matches): New.
11382 (handle_braces): Handle %{,.
11383 (validate_switches): ',' indicates a value which is not a switch.
11384 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11385 to detect assembler input.
11386 * config/i386/sol2.h (CPP_SPEC): Likewise.
11387 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11388 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11389 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11390 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11391 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11392 -m64 causes deployment target to default to 10.5.
11393 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11395 2007-03-09 Richard Henderson <rth@redhat.com>
11398 * target.h (targetm.asm.out.reloc_rw_mask): New.
11399 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11400 (TARGET_ASM_OUT): Use it.
11401 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11402 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11403 use the new reloc_rw_mask target hook instead.
11404 (default_section_type_flags_1): Merge into...
11405 (default_section_type_flags): ... here.
11406 (decl_readonly_section_1): Merge into...
11407 (decl_readonly_section): ... here.
11408 (default_elf_select_section_1): Merge into...
11409 (default_elf_select_section): ... here.
11410 (default_unique_section_1): Merge into...
11411 (default_unique_section): ... here.
11412 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11413 (default_select_rtx_section): Use it.
11414 (default_elf_select_rtx_section): Likewise.
11415 * output.h: Update to match.
11416 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11417 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11418 (TARGET_ASM_RELOC_RW_MASK): New.
11419 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11420 to categorize_decl_for_section.
11421 (x86_64_elf_unique_section): Likewise.
11422 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11423 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11424 (TARGET_ASM_RELOC_RW_MASK): New.
11425 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11426 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11427 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11428 (TARGET_RWRELOC): Remove.
11429 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11430 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11431 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11432 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11433 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11434 (rs6000_xcoff_select_section): Use decl_readonly_section.
11435 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11436 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11437 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11438 (TARGET_SECTION_TYPE_FLAGS): Remove.
11439 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11441 2007-03-09 Roger Sayle <roger@eyesopen.com>
11443 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11444 complex constant equality/inequality comparisons for here.
11445 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11446 known at compile-time or can be simplified to a scalar comparison.
11447 (fold_relational_const): Move compile-time evaluation of complex
11448 constant equality/inequality comparisons to here.
11450 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11452 PR rtl-optimization/30643
11453 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11455 (fold_rtx): Recurse, like before 2006-11-03.
11457 2007-03-09 DJ Delorie <dj@redhat.com>
11459 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11462 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11464 PR tree-optimization/30375
11465 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11466 LHS of statements is not the same.
11467 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11469 2007-03-09 Chao-ying Fu <fu@mips.com>
11471 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11473 * doc/invoke.texi (-mdspr2): Document new option.
11474 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11475 New unspec for DSP REV 2.
11476 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11477 these instructions are extended in DSP REV 2.
11478 (mips-dspr2.md): Include.
11479 * config/mips/mips.opt (mdspr2): New option.
11480 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11481 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11482 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11483 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11484 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11485 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11486 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11488 (bdesc_map): Add one field of unsupported_target_flags.
11489 (bdesc_arrays): Update entries to have extra fields. Add
11491 (mips_init_builtins): Initialize new function types.
11492 Check unsupported_target_fileds to filter out builtins.
11493 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11495 (ASM_SPEC): Pass mdspr2 to the assembler.
11496 * config/mips/mips-dspr2.md: New file.
11498 2007-03-09 Sa Liu <saliu@de.ibm.com>
11500 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11502 2007-03-09 Ian Lance Taylor <iant@google.com>
11504 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11505 argument) like -Wstrict-overflow=2.
11506 * doc/invoke.texi (Warning Options): Update documentation.
11508 2007-03-09 Dirk Mueller <dmueller@suse.de>
11511 * doc/invoke.texi (-Wlogical-op): Document.
11512 * common.opt (-Wlogical-op): New.
11513 * c-common.h (warn_logical_operator): Declare.
11514 * c-common.c (warn_logical_operator): Define.
11515 * c-typeck.c (parser_build_binary_op): Call
11516 warn_logical_operator.
11518 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11520 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11521 * final.c (final_scan_insn): Test for non-"" file name.
11523 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11525 * doc/loop.texi: Document the Omega linear constraints solver.
11526 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11527 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11528 omega-hash-table-size, omega-max-keys, and
11529 omega-eliminate-redundant-constraints.
11530 * tree-pass.h (pass_check_data_deps): Declared.
11533 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11534 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11535 pass_check_data_deps): New.
11536 * tree-data-ref.c (init_data_ref): Remove declaration.
11537 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11538 (analyze_array): Renamed init_array_ref, move up initializations.
11539 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11540 Removed arguments that are set to NULL.
11541 (analyze_indirect_ref): Correct indentation, correct call to
11543 (object_analysis): Call init_array_ref instead of analyze_array.
11544 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11545 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11546 of DR_ACCESS_FNS_ADDR.
11547 (init_omega_eq_with_af, omega_extract_distance_vectors,
11548 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11549 ddr_consistent_p): New.
11550 (compute_affine_dependence): Check consistency of ddrs when
11551 flag_check_data_deps is passed.
11552 (analyze_all_data_dependences): Uncomment.
11553 (tree_check_data_deps): New.
11554 * tree-data-ref.h: Include omega.h.
11555 (DR_ACCESS_FNS_ADDR): Removed.
11556 (data_dependence_relation): Add inner_loop.
11557 (DDR_INNER_LOOP): New.
11558 * common.opt (fcheck-data-deps): New.
11559 * tree-flow.h (tree_check_data_deps): Declare.
11560 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11561 (OBJS-common): Depend on omega.o.
11563 * passes.c (pass_check_data_deps): Scheduled.
11564 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11565 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11566 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11567 PARAM_VECT_MAX_VERSION_CHECKS,
11568 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11570 2007-03-09 Richard Guenther <rguenther@suse.de>
11572 PR tree-optimization/30904
11573 PR middle-end/31058
11574 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11575 the same way as *_DIV_EXPR.
11577 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11579 * recog.c (decode_asm_operands): No mixed declarations and code.
11581 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11583 * rtl.def (ASM_INPUT): Add location.
11584 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11585 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11586 (decode_asm_operands): Add loc operand.
11587 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11588 * stmt.c (expand_asm): Rename to...
11589 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11590 gen_rtx_ASM_INPUT_loc.
11591 (expand_asm_expr): Adjust.
11592 * recog.c (decode_asm_operands): Add loc operand.
11593 (check_asm_operands, extract_insn): Adjust.
11594 * reload1.c (maybe_fix_stack_asms): Likewise.
11595 * final.c (asm_insn_count): Likewise.
11596 (final_scan_insn): Output # line before and after asm.
11598 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11600 * tree-ssa-structalias.c (variable_info): Remove
11602 (new_var_info): Ditto.
11603 (shared_bitmap_info_t): New structure.
11604 (shared_bitmap_table): New variable.
11605 (shared_bitmap_hash): New function.
11606 (shared_bitmap_eq): Ditto
11607 (shared_bitmap_lookup): Ditto.
11608 (shared_bitmap_add): Ditto.
11609 (merge_smts_into): Change to take bitmap directly.
11610 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11611 (init_alias_vars): Init shared bitmap hashtable.
11612 (delete_points_to_sets): Delete shared bitmap hashtable.
11613 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11614 is_aliased removal as a change that was still necessary was
11617 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11619 * config/i386/i386.h (override_options): Conditionally disable
11620 x86_sahf for 64bit targets only.
11622 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11625 * c-decl.c (merge_decls): Don't call make_var_volatile.
11626 * varasm.c (make_var_volatile): Remove.
11627 * output.h (make_var_volatile): Remove.
11629 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11631 PR tree-optimization/31085
11632 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11634 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11636 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11637 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11638 ATTR_CONST_NOTHROW_LIST.
11640 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11643 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11645 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11647 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11650 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11652 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11653 passed, use shared libgcc.
11655 2007-03-08 Roger Sayle <roger@eyesopen.com>
11657 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11658 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11659 (honor_protect_cleanup_actions, lower_try_finally_switch):
11661 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11662 ifc_temp_var): Likewise.
11663 * tree-inline.c (setup_one_parameter): Likewise.
11664 * tree-mudflap.c (mf_decl_cache_locals,
11665 mf_build_check_statement_for): Likewise.
11666 * tree-nested.c (init_tmp_var, save_tmp_var,
11667 finalize_nesting_tree_1): Likewise.
11668 * tree-outof-ssa.c (insert_copy_on_edge,
11669 insert_backedge_copies): Likewise.
11670 * tree-profile.c (tree_gen_edge_profiler,
11671 tree_gen_ic_profiler): Likewise.
11672 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11673 * tree-sra.c (sra_build_assignment): Likewise.
11674 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11675 * tree-ssa-math-opts.c (insert_reciprocals,
11676 execute_cse_sincos_1): Likewise.
11677 * tree-tailcall.c (adjust_accumulator_values,
11678 adjust_return_value): Likewise.
11679 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11680 * tree-vect-transform.c (vect_create_data_ref_ptr,
11681 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11682 vect_create_epilog_for_reduction, vectorizable_reduction,
11683 vectorizable_call, vectorizable_conversion,
11684 vectorizable_assignment, vectorizable_operation,
11685 vectorizable_type_demotion, vect_gen_widened_results_half,
11686 vect_permute_store_chain, vectorizable_store,
11687 vect_setup_realignment, vect_permute_load_chain,
11688 vectorizable_load, vectorizable_condition,
11689 vect_create_cond_for_align_checks): Likewise.
11690 * tree-vrp.c (build_assert_expr_for): Likewise.
11692 2007-03-08 Ian Lance Taylor <iant@google.com>
11694 * tree-vrp.c: Include "intl.h".
11695 (usable_range_p): New static function.
11696 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11697 overflowed values, juts set *strict_overflow_p.
11698 (compare_values): Only return -2 if one of the operands is not a
11700 (compare_ranges): Call usable_range_p.
11701 (compare_range_with_value): Likewise.
11702 (vrp_evaluate_conditional_warnv): Rename from
11703 vrp_evaluate_conditional. Make static. Change all callers.
11704 (vrp_evaluate_conditional): New function.
11705 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11706 on signed overflow.
11707 (simplify_abs_using_ranges): Likewise.
11708 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11709 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11710 within_stmt parameter.
11711 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11712 vrp_evaluate_conditional.
11713 * tree-ssa-threadedge.c
11714 (record_temporary_equivalences_from_stmts_at_dest): Change
11715 simplify parameter to take a second tree parameter.
11716 (simplify_control_stmt_condition): Likewise.
11717 (thread_across_edge): Likewise.
11718 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11719 (thread_across_edge): Likewise.
11720 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11722 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11724 * config/i386/i386.h (TARGET_SAHF): New define.
11725 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11726 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11727 (x86_sahf): New global variable.
11728 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11729 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11730 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11731 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11733 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11734 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11735 when expanding fcomi/sahf based tests.
11736 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11737 expanding sahf based alternative. Emit sahf based sequence when
11738 optimizing for code size.
11739 * config/i386/i386.md (x86_sahf_1): Do not disable for
11740 TARGET_64BIT, enable for TARGET_SAHF.
11742 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11744 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11745 spurious whitespace from error message.
11747 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11750 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11752 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11754 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11756 * tree-sra.c (instantiate_element): Propagate disabled warnings
11757 from the element itself to the created variable.
11759 2007-03-07 Richard Henderson <rth@redhat.com>
11762 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11763 silently fix up the stack in the case of a missing register.
11765 2007-03-07 Paul Brook <paul@codesourcery.com>
11767 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11769 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11771 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11773 (phase1_vrs): Use them.
11774 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11775 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11776 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11777 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11778 __gnu_Unwind_Restore_WMMXC if required.
11779 (_Unwind_VRS_Pop): Implement iWMMXt support.
11780 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11781 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11782 gnu_Unwind_Save_WMMXC): Define.
11784 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11786 * config/vxworks.h (vxworks_override_options): Declare.
11787 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11788 * config/vxworks.c: Include target.h and toplev.h.
11789 (vxworks_override_options): New function.
11790 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11792 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11794 * config/s390/s390.c (override_options): Don't emit an error when
11795 -mstack-size is used without providing -mstack-guard.
11796 (s390_emit_prologue): Choose stack_guard value automatically if not
11797 provided via command line.
11798 * doc/invoke.texi: Adjust description of -mstack-guard and
11801 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11803 * config/i386/i386.c (output_set_got): Add a GOT initialization
11804 sequence for VxWorks PIC.
11805 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11806 around labels as well as symbols. Use gotoff_operand instead
11807 of local_symbolic_operand.
11808 (legitimize_pic_address): Use gotoff_operand instead of
11809 local_symbolic_operand. Use @GOT accesses for labels as
11811 (ix86_output_addr_diff_elt): Use PC-relative rather than
11812 GP-relative offsets for VxWorks PIC.
11813 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11814 no_new_pseudos. Check whether the returned register is op0.
11815 * config/i386/i386.md (tablejump): Use PC-relative rather than
11816 GP-relative offsets for VxWorks PIC.
11817 * config/i386/predicates.md (gotoff_operand): New predicate.
11819 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11821 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11823 * config/vxworks-dummy.h: New file.
11824 * config/i386/i386.h: Include it.
11826 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11828 * dwarf2out.c (is_inlined_entry_point): New
11829 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11830 DW_AT_ranges if the first subblock is the entry point.
11832 2007-03-06 David Daney <ddaney@avtrex.com>
11834 * doc/install.texi (mips-*-*): Change recommended binutils
11837 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11839 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11840 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11842 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11843 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11845 2007-03-06 Jan Hubicka <jh@suse.cz>
11847 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11848 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11850 (probably_cold_bb_p): Cold functions are cold.
11851 (probably_never_executed_bb_p): Cold functions are cold.
11852 (tree_bb_level_predictions): Predict calls to cold functions as not
11854 (compute_function_frequency): Check hot/cold attributes.
11855 * function.h (function_frequency): Update comments.
11856 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11857 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11858 (c_common_att): Add cold and hot.
11860 * doc/extend.texi (hot,cold attributes): Document.
11862 2007-03-06 Andrew Haley <aph@redhat.com>
11864 * function.c (expand_function_end): Move blockage to just after we
11865 emit the label for the naked return from the function.
11867 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11869 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11872 2007-03-06 Jan Hubicka <jh@suse.cz>
11874 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11875 loaded for constant large models. Non-large 64bit PIC can do.
11876 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11877 * cmodel.h: Add LARGE PIC.
11878 * i386.md (UNSPEC_PLTOFF): New.
11879 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11881 (*call_1_rex64): Disable for large models.
11882 (*call_1_rex64_large): New.
11883 (*call_value_1_rex64): Disable for large models.
11884 (*call_value_1_rex64_large): New.
11885 (set_rip_rex4): New.
11886 (set_got_offset_rex64): New.
11887 * predicates.md (constant_call_address_operand): For large model
11888 constant calls are not possible.
11889 * i386-protos.h (construct_plt_address): Declare.
11890 * i386.c (override_options): Accept large models.
11891 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11892 (legitimate_constant_p): Add new UNSPECs.
11893 (legitimate_pic_operand_p): Likewise.
11894 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11895 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11897 (output_pic_addr_const): Add PLTOFF.
11898 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11899 (ix86_expand_move): Legitimize pic address when in PIC mode.
11900 (construct_plt_address): New function.
11901 (ix86_expand_call): Offload the address to register and use GOT
11902 pointer for large model.
11903 * invoke.texi (mcmodel=large): Update documentation.
11905 2007-03-06 Richard Henderson <rth@redhat.com>
11907 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11908 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11909 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11910 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11911 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11912 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11913 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11914 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11915 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11916 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11917 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11918 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11919 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11920 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11921 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11922 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11923 x86_schedule, x86_use_bt, x86_pad_returns,
11924 x86_use_xchgb): Merge into ...
11925 (ix86_tune_features): ... here. New array.
11926 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11927 x86_bswap): Merge into ...
11928 (ix86_arch_features): ... here. New array.
11929 (x86_3dnow_a): Remove.
11930 (x86_accumulate_outgoing_args): Make static.
11931 (x86_arch_always_fancy_math_387): Make static.
11932 (ix86_tune_mask, ix86_arch_mask): Move ...
11933 (override_options): ... to local variables here. Apply the
11934 appropriate mask to each element of ix86_arch_features and
11935 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11936 as were done in the old macros.
11937 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11938 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11939 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11940 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11941 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11942 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11943 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11944 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11945 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11946 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11947 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11948 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11949 x86_accumulate_outgoing_args, x86_prologue_using_move,
11950 x86_epilogue_using_move, x86_decompose_lea,
11951 x86_arch_always_fancy_math_387, x86_shift1,
11952 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11953 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11954 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11955 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11956 x86_use_incdec, x86_pad_returns, x86_bswap,
11957 x86_partial_flag_reg_stall): Remove.
11958 (enum ix86_tune_indices): New.
11959 (ix86_tune_features): New.
11960 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11961 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11962 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11963 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11964 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11965 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11966 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11967 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11968 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11969 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11970 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11971 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11972 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11973 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11974 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11975 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11976 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11977 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11978 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11979 TARGET_EXT_80387_CONSTANTS): Use it.
11980 (enum ix86_arch_indices): New.
11981 (ix86_arch_features): New.
11982 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11983 TARGET_BSWAP): Use it.
11984 (ix86_tune_mask, ix86_arch_mask): Remove.
11986 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11989 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11990 Define using $${sysroot_headers_suffix}.
11991 * configure: Regenerate.
11992 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11993 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11995 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11996 * gcc.c (print_sysroot_headers_suffix): New.
11997 (option_map): Include --print-sysroot-headers-suffix.
11998 (display_help): Mention -print-sysroot-headers-suffix.
11999 (process_command): Handle -print-sysroot-headers-suffix.
12000 (do_spec_1): Append multilib directory to include-fixed path if
12001 sysroot suffixes in use.
12002 (main): Handle -print-sysroot-headers-suffix.
12003 * Makefile.in (start.encap): Don't depend on xlimits.h
12004 (xlimits.h): Remove.
12005 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12006 limits.h for each multilib in fixinc_list.
12007 (fixinc_list, s-fixinc_list): New.
12008 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12009 generate them for each multilib in fixinc_list.
12010 (stmp-fixproto): Use include-fixed. Run fixproto for each
12011 multilib in fixinc_list.
12012 (mostlyclean): Don't remove xlimits.h.
12013 (clean): Remove include-fixed.
12014 (real-install-headers-tar, real-install-headers-cpio,
12015 real-install-headers-cp): Don't copy include, only include-fixed.
12016 (install-mkheaders): Depend on fixinc_list. Don't depend on
12017 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12018 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12019 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12021 2007-03-06 Jan Hubicka <jh@suse.cz>
12023 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12026 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12028 * configure.ac: Allow tm_file to contain build-directory files.
12029 * configure: Regenerate.
12030 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12031 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12032 * config/m68k/print-sysroot-suffix.sh: New file.
12034 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12036 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12037 of pic_offset_table_rtx if reload_completed.
12038 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12039 PIC_OFFSET_TABLE_REGNUM.
12040 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12042 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12043 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12045 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12047 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12048 functions that call eh_return.
12050 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12052 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12053 functions that need a constant pool.
12055 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12058 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12059 (m68k_preferred_reload_class): Likewise.
12060 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12061 (SECONDARY_RELOAD_CLASS): Define.
12062 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12063 (LIMIT_RELOAD_CLASS): Delete.
12064 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12065 registers from storing bytes.
12066 (m68k_secondary_reload_class): New function.
12067 (m68k_preferred_reload_class): Likewise.
12069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12071 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12073 (m68k_expand_prologue): Likewise.
12075 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12077 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12078 (mips_expand_epilogue): Add a bool parameter.
12079 (m68k_legitimize_sibcall_address): Declare.
12080 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12081 (m68k_expand_epilogue): Add a parameter to select between sibling
12082 and normal epilogues. Only generate a return for the latter.
12083 (m68k_ok_for_sibcall_p): New function.
12084 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12085 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12086 (sibcall_value, *sibcall_value): Likewise.
12087 (*call, *call_value): Require !SIBLING_CALL_P.
12088 (epilogue): Update call to m68k_expand_epilogue.
12089 (sibcall_epilogue): New pattern.
12090 * config/m68k/predicates.md (const_call_operand): Say that this
12091 predicate applies to sibling calls too.
12092 (sibcall_operand): New predicate.
12094 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12096 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12097 alternatives as movsi_cf.
12098 (movsf_cf_hard): Add commentary.
12100 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12101 Richard Sandiford <richard@codesourcery.com>
12103 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12104 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12105 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12106 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12107 as being live on exit from an interrupt function.
12108 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12109 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12110 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12111 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12112 (m68k_interrupt_function_p): Globalize.
12113 (m68k_compute_frame_layout): Remove reverse mask code.
12114 (m68k_emit_movem, m68k_set_frame_related): New functions.
12115 (m68k_output_function_prologue): Delete in favor of...
12116 (m68k_expand_prologue): ...this new function.
12117 (m68k_output_function_epilogue): Delete in favor of...
12118 (m68k_expand_epilogue): ...this new function.
12119 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12121 (print_operand): Handle %?.
12122 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12123 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12124 (prologue, epilogue): New patterns.
12125 (return): Turn into a define_expand.
12126 (*return): New pattern, derived from old "return" pattern. Use rte
12127 rather than rts for interrupt functions. Only use rtd if the pop
12129 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12130 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12131 (link, *link, unlink, *unlink, load_got): Likewise.
12133 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12137 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12138 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12139 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12140 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12141 and m68k_matches_u_p.
12142 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12143 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12144 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12145 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12146 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12147 (REG_STRICT_P): New macro.
12148 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12149 PCREL_GENERAL_OPERAND_OK.
12150 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12151 m68k_legitimate_base_reg_p.
12152 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12153 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12154 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12155 * config/m68k/m68k.c (m68k_address): New structure.
12156 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12157 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12158 (m68k_jump_table_ref_p, m68k_decompose_address)
12159 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12160 (m68k_matches_u_p): New functions.
12161 (print_operand_address): Rewrite to use m68k_decompose_index.
12163 2007-03-05 David Taylor <dtaylor@emc.com>
12165 * gcc.c: Correct copyright date in --version output.
12167 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12169 * pa.md: In unamed move patterns, disparge copies between general
12170 and floating point registers using '?' modifier. Don't include 'f'
12171 constraint for register preferences in DImode, SImode, HImode and
12172 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12173 Remove constraints for copies between general and floating registers
12174 in soft-float DFmode pattern.
12175 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12179 2007-03-05 Mike Stump <mrs@apple.com>
12181 * c-common.c (targetcm): Add.
12182 * c-opts.c (c_common_handle_option): Handle language specific
12184 * opts.c (handle_option): Verify language for target options, if
12186 * opth-gen.awk: Add CL_LANG_ALL.
12187 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12188 (TARGETCM_INITIALIZER): Add.
12189 * target.h (struct gcc_targetcm): Add.
12191 * targhooks.c (default_handle_c_option): Add.
12192 * targhooks.h (default_handle_c_option): Add.
12193 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12195 * config/darwin.opt (iframework): Add.
12196 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12197 * config/darwin-c.c (handle_c_option): Add.
12198 (TARGET_HANDLE_C_OPTION): Add.
12200 * doc/invoke.texi (Darwin Options): Add -iframework.
12202 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12204 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12207 2007-03-05 Ian Lance Taylor <iant@google.com>
12209 * c.opt (fgnu89-inline): New option.
12210 * c-opts.c (c_common_post_options): Set default value for
12212 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12213 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12215 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12216 (grokdeclarator, start_function): Likewise.
12217 * c-cppbuiltin.c (c_cpp_builtins): Define either
12218 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12219 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12220 (C Dialect Options): Document -fgnu89-inline.
12221 * doc/extend.texi (Function Attributes): Explain what the
12222 gnu_inline attribute does.
12223 * doc/cpp.texi (Common Predefined Macros): Document
12224 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12226 2007-03-05 Ian Lance Taylor <iant@google.com>
12228 PR tree-optimization/31034
12229 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12230 half-range if the other side is an overflow infinity.
12232 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12234 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12235 (bfin*-linux-uclibc*): New configuration.
12236 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12238 * config/bfin/linux.h: New file.
12239 * config/bfin/libgcc-bfin.ver: New file.
12240 * config/bfin/t-bfin-uclinux: New file.
12241 * config/bfin/t-bfin-linux: New file.
12242 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12243 (TARGET_OS_CPP_BUILTINS): New macro.
12245 2007-03-05 Richard Guenther <rguenther@suse.de>
12247 * fold-const.c (fold_binary): Remove duplicate folding
12248 of comparison of non-null ADDR_EXPR against null.
12250 2007-03-05 Richard Guenther <rguenther@suse.de>
12251 Dorit Nuzman <dorit@il.ibm.com>
12253 PR tree-optimization/26420
12254 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12255 are no loops in the function. Only print the number of
12256 vectorized loops if it is greater than zero or we are supposed
12257 to print information about unvectorized loops.
12259 2007-03-05 Revital Eres <eres@il.ibm.com>
12261 * gcc.dg/var-expand1.c: New test.
12262 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12263 when an accumulator is expanded.
12265 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12268 * c-common.c (convert_and_check): Don't give warnings for
12269 conversion if 'expr' already overflowed.
12271 2007-03-04 Roger Sayle <roger@eyesopen.com>
12273 PR middle-end/30744
12274 * fold-const.c (fold_comparison): Enforce type consistency when
12275 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12277 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12279 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12280 containing a cast to the base of TARGET_MEM_REF.
12282 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12284 * tree.c (tree_contains_struct_check_failed): Remove spurious
12285 whitespace from error message.
12287 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12290 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12291 instead of precision.
12293 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12294 Nathan Sidwell <nathan@codesourcery.com>
12296 * emit-rtl.c (find_auto_inc): New.
12297 (try_split): recreate REG_INC notes,
12298 Use regular for loops rather than whiles.
12300 2007-03-03 Andreas Schwab <schwab@suse.de>
12302 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12303 * configure: Regenerate.
12305 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12307 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12308 flag_rounding_math, not flag_unsafe_math_optimizations.
12310 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12312 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12313 alpha_fold_vector_minmax): Likewise.
12314 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12315 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12317 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12319 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12320 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12321 if the lhs has side-effects.
12322 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12324 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12326 * config/i386/i386.h (TUNEMASK): Remove define.
12327 (ARCHMASK): Remove define.
12328 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12329 Use ix86_arch_mask variable instead of ARCHMASK.
12330 * config/i386/i386.c (override_options): Ditto.
12331 (standard_80387_constant_p): Ditto.
12333 2007-03-02 Ian Lance Taylor <iant@google.com>
12335 Used signed infinities in VRP.
12336 * tree-vrp.c (uses_overflow_infinity): New static function.
12337 (supports_overflow_infinity): New static function.
12338 (make_overflow_infinity): New static function.
12339 (negative_overflow_infinity): New static function.
12340 (positive_overflow_infinity): New static function.
12341 (is_negative_overflow_infinity): New static function.
12342 (is_positive_overflow_infinity): New static function.
12343 (is_overflow_infinity): New static function.
12344 (overflow_infinity_range_p): New static function.
12345 (compare_values_warnv): New function split out of compare_values.
12346 (compare_value): Call it.
12347 (set_value_range_to_nonnegative): Add overflow_infinity
12348 parameter. Change caller.
12349 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12351 (vrp_expr_computes_nonzero): Likewise.
12352 (compare_ranges, compare_range_with_value): Likewise.
12353 (compare_name_with_value, compare_names): Likewise.
12354 (vrp_evaluate_conditional): Likewise.
12355 (set_value_range): Handle infinity
12356 (vrp_operand_equal_p, operand_less_p): Likewise.
12357 (extract_range_from_assert): Likewise.
12358 (vrp_int_const_binop): Likewise.
12359 (extract_range_from_binary_expr): Likewise.
12360 (extract_range_from_unary_expr): Likewise.
12361 (extract_range_from_comparison): Likewise.
12362 (extract_range_from_expr): Likewise.
12363 (dump_value_range): Likewise.
12364 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12365 (test_for_singularity): Likewise.
12366 (vrp_int_const_binop): Remove inline qualifier.
12367 (adjust_range_with_scev): Add comment.
12368 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12370 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12372 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12373 (get_constraint_for): Likewise.
12374 (do_structure_copy): Likewise.
12375 (find_func_aliases): Fix references to MODIFY_EXPR.
12376 (intra_create_variable_infos): Tidy.
12377 * tree-ssa-operands.c (add_virtual_operand): Add argument
12379 When adding members of alias sets, if IS_CALL_SITE is true and
12380 the symbol is not call-clobbered, skip it.
12381 Adjust all callers.
12383 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12385 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12386 entry by means of emit_insn_at_entry.
12388 2007-03-02 Richard Henderson <rth@redhat.com>
12390 * expr.h (promoted_input_arg): Remove decl.
12391 * function.c (promoted_input_arg): Merge into ...
12392 * combine.c (setup_incoming_promotions): ... only caller.
12393 Rearrange to avoid double loop.
12395 2007-03-02 Ben Elliston <bje@au.ibm.com>
12396 Peter Bergner <bergner@vnet.ibm.com>
12397 Janis Johnson <janis187@us.ibm.com>
12399 * config/rs6000/dfp.md: New file.
12400 * config/rs6000/rs6000.md: Include dfp.md.
12401 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12402 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12403 and TDmode decimal float modes in FP registers.
12404 (num_insns_constant): Likewise.
12405 (rs6000_legitimate_offset_address_p): Likewise.
12406 (rs6000_legitimize_address): Likewise.
12407 (rs6000_legitimize_reload_address): Likewise.
12408 (rs6000_legitimate_address): Likewise.
12409 (rs6000_emit_move): Likewise.
12410 (function_arg_boundary): Likewise.
12411 (function_arg_advance): Likewise.
12412 (rs6000_darwin64_record_arg_recurse): Likewise.
12413 (function_arg): Likewise.
12414 (rs6000_gimplify_va_arg): Likewise.
12415 (rs6000_split_multireg_move): Likewise.
12416 (rs6000_output_function_epilogue): Likewise.
12417 (rs6000_output_function_epilogue): Likewise.
12418 (rs6000_register_move_cost): Likewise.
12419 (rs6000_function_value): Likewise.
12420 (rs6000_libcall_value): Likewise.
12422 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12424 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12426 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12428 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12429 Use $MULTIDIR to choose between the kernel and RTP headers,
12430 and use $WIND_BASE and $WIND_USR to locate them.
12432 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12434 * config/i386/i386.c (override_options): Put initialization of
12435 ix86_tune_mask and ix86_arch_mask to the correct place.
12437 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12438 Michael Meissner <michael.meissner@amd.com>
12441 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12442 (ARCHMASK): Define.
12443 (TARGET_CMOVE): Use ARCHMASK.
12444 (TARGET_CMPXCHG): Ditto.
12445 (TARGET_CMPXCHG8B): Ditto.
12446 (TARGET_XADD): Ditto.
12447 (TARGET_BSWAP): Ditto.
12448 * config/i386/i386.c (ix86_tune_mask): New global variable.
12449 (ix86_arch_mask): Ditto.
12450 (override_options): Initialize ix86_tune_mask and
12451 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12454 2007-03-02 Ben Elliston <bje@au.ibm.com>
12457 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12459 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12461 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12462 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12463 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12464 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12466 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12467 rs6000_init_dwarf_reg_sizes_extra): New.
12468 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12469 SPE register high parts.
12471 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12473 * Makefile.in: Add install-pdf target as
12474 copied from automake v1.10 rules.
12475 * configure.ac: Add install-pdf to target list.
12476 * configure: Regenerate.
12478 2007-03-01 Paul Brook <paul@codesourcery.com>
12480 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12481 modes to LDRD for DImode.
12482 (output_move_double): Fixup out of range ldrd/strd.
12483 (vfp_secondary_reload_class): Rename...
12484 (coproc_secondary_reload_class): ... to this. Add wb argument.
12485 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12486 coproc_secondary_reload_class for CLASS_IWMMXT.
12487 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12488 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12490 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12492 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12493 unroll factor by the estimated number of iterations.
12494 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12495 than prefetch latency.
12497 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12498 decode_caches_intel, detect_caches_intel): New functions.
12499 (host_detect_local_cpu): Use detect_caches_amd and
12500 detect_caches_intel.
12502 2007-03-01 Richard Henderson <rth@redhat.com>
12504 * expr.c (emit_move_complex_push): Export.
12505 (emit_move_complex_parts): Split out from ...
12506 (emit_move_complex): ... here.
12507 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12508 * config/i386/i386.md (movcdi): New.
12510 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12512 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12513 size of mode1 to check for tieable modes in MMX case.
12515 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12517 * Makefile.in (rtlanal.o): Depend on tree.h.
12518 * rtl.h (offset_within_section_p, split_const): Declare.
12519 * rtlanal.c: Include tree.h.
12520 (offset_within_block_p): New function, taken from
12521 mips_offset_within_object_p.
12522 (split_const): New function, taken from mips_split_const.
12523 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12525 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12526 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12527 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12528 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12529 (m68k_illegitimate_symbolic_constant_p): New function.
12530 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12531 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12532 symbolic constant that might be outside the symbol's section,
12533 move the symbol first and then add the offset.
12534 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12536 * config/mips/mips.c (mips_split_const): Delete.
12537 (mips_offset_within_object_p): Delete.
12538 (mips_symbolic_constant_p): Use offset_within_section_p and
12539 split_const instead of mips_offset_within_object_p and
12541 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12542 (mips_legitimize_const_move, print_operand_reloc)
12543 (mips_dangerous_for_la25_p): Use split_const instead of
12546 2007-02-28 Eric Christopher <echristo@apple.com>
12548 * Makefile.in (install-include-dir): Don't rm -rf include.
12550 2007-02-28 Richard Guenther <rguenther@suse.de>
12552 PR middle-end/30364
12553 * fold-const.c (fold_binary): Do not associate expressions
12554 with more than one variable for integer types that do not wrap.
12556 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12558 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12559 Delete, and replace with...
12560 (fold_builtin_call_array): This. Update callers to use it.
12561 * fold-const.c (fold_build_call_list): Delete, and replace with...
12562 (fold_build_call_array): This.
12563 (fold_build_call_list_initializer): Delete, and replace with...
12564 (fold_build_call_array_initializer): This.
12565 * tree.h: Update declarations to reflect above changes.
12567 * c-typeck.c (build_function_call): Store converted arguments
12568 in a stack-allocated array instead of building a list.
12569 (convert_arguments): Store arguments in the array passed in as an
12570 argument, and return the actual number of arguments.
12571 * c-format.c: (check_function_format): Pass arguments in an
12572 array instead of a list.
12573 * c-common.c (check_function_nonnull): Likewise.
12574 (check_function_sentinel): Likewise.
12575 (check_function_arguments): Likewise.
12576 * c-common.h: Update declarations to reflect above changes.
12578 2007-02-28 Jan Hubicka <jh@suse.cz>
12580 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12581 PRED_NEGATIVE_RETURN): Update outcomes.
12583 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12585 * calls.c (emit_library_call_value_1): Handle partial registers
12586 correctly when building up CALL_INSN_FUNCTION_USAGE.
12588 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12590 * pa/predicates.md (move_src_operand): Allow zero for mode.
12591 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12594 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12597 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12598 *movv2df_internal): Enable pattern only for valid operand
12600 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12601 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12603 2007-02-27 Mike Stump <mrs@apple.com>
12605 * config/darwin-crt3.c: Avoid compilation when compiling for a
12608 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12610 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12612 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12613 for fixed headers and limits.h.
12614 (install-include-dir, install-headers-tar, install-headers-cpio,
12615 install-headers-cp, real-install-headers-tar,
12616 real-install-headers-cpio, real-install-headers-cp): Handle
12617 include-fixed as well as include.
12618 (install-mkheaders): Don't install files that go only in include
12620 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12621 from GCC_INCLUDE_DIR.
12622 * gcc.c (process_command): Remove special -BstageN/ handling.
12623 (do_spec_1): Add include-fixed directories.
12625 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12627 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12629 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12631 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12634 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12636 * c-common.c (get_priority): Add check for
12637 SUPPORTS_INIT_PRIORITY.
12639 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12641 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12643 * config/bfin/bfin.c: Include "cfglayout.h".
12644 (MAX_LSETUP_DISTANCE): New macro.
12645 (struct loop_info): New members incoming, incoming_src and
12646 incoming_dest. Delete member predecessor.
12647 (length_for_loop): New function.
12648 (bfin_optimize_loop): Handle more different loop structures.
12649 (bfin_discover_loop): Rework detection of predecessor blocks by
12650 examining incoming edges.
12651 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12653 (bfin_reorder_loops): New function.
12654 (bfin_reorg_loops): Use these three new functions.
12656 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12657 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12658 (CONSTRAINT_LEN): Add entry for 'q'.
12659 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12660 Add 'q' constraints.
12661 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12662 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12664 * config/bfin/bfin.md (add_with_carry): New pattern.
12665 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12666 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12667 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12668 support unsigned multiplies too. Removed incorrect commutativity from
12669 operand 1 constraint where appropriate.
12670 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12672 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12673 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12675 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12676 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12677 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12678 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12679 usmulhisi_hh_huh): New patterns.
12681 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12682 lshifthi3): Fix output template to use half reg for operand 2.
12684 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12687 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12689 2007-02-27 Andreas Schwab <schwab@suse.de>
12691 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12693 2007-02-27 Jan Hubicka <jh@suse.cz>
12695 * predict.c (last_basic_block_p): Remove.
12696 (tree_estimate_probability): Update return heuristic for commonized
12699 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12701 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12703 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12705 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12706 * doc/cpp.texi: Standardize title page.
12707 * doc/cppinternals.texi: Likewise.
12708 * doc/gcc.texi: Standardize title page, remove version number
12709 from copyright page.
12710 * doc/gccint.texi: Likewise.
12711 * doc/install.texi: Standardize title page, add table of
12714 2007-02-26 Jan Hubicka <jh@suse.cz>
12716 * predict.def: Set outcomes according to more recent results.
12717 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12718 Remove dead predictors.
12719 * predict.c (return_prediction): Fix pasto.
12721 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12723 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12724 change; avoid a memory leak when returning early.
12726 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12728 * c-decl.c (static_ctors): Move to c-common.c.
12729 (static_dtors): Likewise.
12730 (finish_function): Use c_record_cdtor_fn.
12731 (build_cdtor): Move to c-common.c.
12732 (c_write_global_declarations): Use c_build_cdtor_fns.
12733 * c-common.h (static_ctors): Declare.
12734 (static_dtors): Likewise.
12735 (c_record_cdtor_fn): Likewise.
12736 (c_build_cdtor_fns): Likewise.
12737 * c-common.c (static_ctors): New variable.
12738 (static_dtors): Likewise.
12739 (c_record_cdtor_fn): New function.
12740 (build_cdtor): Move from c-decl.c
12741 (c_build_cdtor_fns): New function.
12743 * output.h (assemble_addr_to_section): Declare.
12744 (get_cdtor_priority_section): Likewise.
12745 * varasm.c (assemble_addr_to_section): New function.
12746 (get_cdtor_priority_section): Likewise.
12747 (default_named_section_asm_out_destructor): Use them.
12748 (destor_dtor_section_asm_out_destructor): Likewise.
12749 (default_named_section_asm_out_constructor): Likewise.
12750 (default_ctor_section_asm_out_constructor): Likewise.
12751 * config.gcc (*-*-vxworks*): Include vxworks.o.
12752 * config/t-vxworks (vxworks.o): New target.
12753 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12754 (TARGET_ASM_CONSTRUCTOR): Define.
12755 (TARGET_ASM_DESTRUCTOR): Likewise.
12756 (vxworks_asm_out_constructor): Declare.
12757 (vxworks_asm_out_destructor): Likewise.
12759 * c-common.c (get_priority): Check that we have not just an
12760 INTEGER_CST, but an integer constant with integeral type.
12762 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12764 PR tree-optimization/30938
12765 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12766 use &dt[nargs-1] instead of &dt[nargs] in the call to
12767 vect_is_simple_use().
12769 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12771 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12772 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12773 Do not attempt to handle MEM inside auto-inc expressions.
12774 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12775 of a register modified by an auto-inc expression. However, do handle
12776 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12777 (elimination_effects): Prohibit elimination of a register modified
12778 by an auto-inc expression. Disable register elimination rules whose
12779 target register is modified by an auto-inc expression with variable
12782 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12784 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12786 (array_at_struct_end_p): New function.
12787 (idx_infer_loop_bounds): Use it.
12788 (estimate_numbers_of_iterations_loop): Export.
12789 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12790 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12791 (tree_estimate_probability): Call record_loop_exits.
12792 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12793 (estimated_loop_iterations, estimated_loop_iterations_int,
12794 estimated_loop_iterations_tree): New functions.
12795 (analyze_siv_subscript_cst_affine,
12796 compute_overlap_steps_for_affine_1_2,
12797 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12798 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12799 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12800 (PRED_LOOP_ITERATIONS_GUESSED): New.
12801 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12802 * cfgloop.h (estimate_numbers_of_iterations_loop,
12803 estimated_loop_iterations_int): Declare.
12805 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12807 * doc/extend.texi: Document optional priority argument to
12808 constructors and destructors.
12809 * tree.c (init_priority_for_decl): Adjust GTY markers.
12810 (init_ttree): Use priority-info hash functions for
12811 init_priority_for_decl.
12812 (tree_map_eq): Rename to ...
12813 (tree_map_base_eq): ... this.
12814 (tree_map_marked_p): Rename to ...
12815 (tree_map_base_marked_p): ... this.
12816 (tree_map_base_hash): New function.
12817 (decl_init_priority_lookup): Rework.
12818 (decl_fini_priority_lookup): New function.
12819 (decl_priority_info): New function.
12820 (decl_init_priority_insert): Use it.
12821 (decl_fini_priority_insert): Likewise.
12822 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12824 (decl_restrict_base_insert): Likewise.
12825 (decl_debug_expr_insert): Likewise.
12826 (decl_value_expr_lookup): Likewise.
12827 (decl_value_expr_insert): Likewise.
12828 * tree.h (priority_type): New type.
12829 (decl_init_priority_lookup): Use priority_type.
12830 (decl_fini_priority_lookup): New function.
12831 (decl_init_priority_insert): Use priority_type.
12832 (decl_fini_priority_insert): New function.
12833 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12834 (DECL_INIT_PRIORITY): Likewise.
12835 (SET_DECL_INIT_PRIORITY): Add comment.
12836 (DECL_FINI_PRIORITY): New macro.
12837 (SET_DECL_FINI_PRIORITY): Likewise.
12838 (DEFAULT_INIT_PRIORITY): Document.
12839 (MAX_INIT_PRIORITY): Likewise.
12840 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12841 (tree_map_base): New type.
12842 (tree_map_base_eq): New function.
12843 (tree_map_base_hash): Likewise.
12844 (tree_map_base_marked_p): Likewise.
12845 (tree_map): Inherit from tree_map_base.
12846 (tree_map_eq): Make it a macro.
12847 (tree_map_marked_p): Likewise.
12848 (tree_int_map): Inherit from tree_map_base.
12849 (tree_int_map_eq): Make it a macro.
12850 (tree_int_map_hash): Likewise.
12851 (tree_int_map_marked_p): Likewise.
12852 (tree_priority_map): New type.
12853 (tree_priority_map_eq): New macro.
12854 (tree_priority_map_hash): Likewise.
12855 (tree_priority_map_marked_p): Likewise.
12856 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12858 (emutls_common_1): Likewise.
12859 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12860 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12861 of tree_map hierarchy.
12862 * tree-cfg.c (move_stmt_r): Likewise.
12863 (new_label_mapper): Likewise.
12864 * c-tree.h (c_expand_body): Move to ...
12865 * c-common.h (c_expand_body): ... here.
12866 * c-decl.c (c_expand_body): Move to ...
12867 * c-common.c (c_expand_body): ... here.
12868 (c_common_attribute_table): Allow 1 argument for the constructor
12869 and destructor attributes.
12870 (get_priority): New function.
12871 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12872 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12874 2007-02-24 Jan Hubicka <jh@suse.cz>
12876 PR middle-end/30509
12877 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12878 copying for inlining.
12880 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12881 Jan Hubicka <jh@suse.cz>
12884 * i386.c (counter_mode): New function.
12885 (expand_set_or_movmem_via_loop): Use it.
12886 (expand_movmem_epilogue): Likewise; fix pasto.
12887 (ix86_expand_movmem): Do emit guard even for constant counts.
12888 (ix86_expand_setmem): Likewise.
12890 2007-02-25 Nick Clifton <nickc@redhat.com>
12892 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12893 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12895 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12898 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12899 count argument with 0x10, not with 0x16.
12900 (expand_setmem_epilogue): Ditto.
12902 2007-02-24 Mike Stump <mrs@apple.com>
12904 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12907 2007-02-24 Richard Guenther <rguenther@suse.de>
12909 PR middle-end/30951
12910 * fold-const.c (fold_binary): Fold x +- CST op x for
12911 EQ_EXPR and NE_EXPR.
12913 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12915 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12917 2007-02-24 Jan Hubicka <jh@suse.cz>
12919 * cgraphunit.c (decide_is_function_needed): Honor
12920 -fkeep-inline-functions.
12922 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12924 * builtins.c (fold_builtin_modf): New.
12925 (fold_builtin_2): Use it.
12927 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12929 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12930 (determine_max_iter): Take additional LOOP arg; all callers changed.
12931 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12932 one using simplifications.
12933 (simplify_using_initial_values): Return if the expression becomes
12934 invalid due to altered regs.
12936 2007-02-23 DJ Delorie <dj@redhat.com>
12938 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12940 2007-02-23 Mike Stump <mrs@apple.com>
12942 * tlink.c (scan_linker_output): Parse linker messages from
12943 darwin9's linker better.
12945 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12948 * varpool.c (varpool_assemble_pending_decls): Set
12949 varpool_last_needed_node to null.
12951 2007-02-23 DJ Delorie <dj@redhat.com>
12953 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12954 alignment bigger than the object file can handle.
12956 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12959 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12960 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12961 (*movsf_1): Penalize MMX moves.
12963 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12965 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12966 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12968 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12970 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12972 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12973 (fold_builtin_1): Use them.
12974 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12975 BUILT_IN_SIGNIFICAND.
12977 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12979 * config/i386/i386.c (bdesc_1arg): Initialize
12980 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12981 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12982 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12983 and IX86_BUILTIN_MOVSLDUP.
12985 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12987 PR rtl-optimization/30841
12988 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12990 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12992 * builtins.c (fold_builtin_frexp): New.
12993 (fold_builtin_2): Use it.
12995 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12997 * doc/invoke.texi (Spec Files): Document getenv spec function.
12999 * gcc.c (getenv_spec_function): New function.
13000 (static_spec_functions): Add it.
13001 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13002 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13005 2007-02-22 Michael Matz <matz@suse.de
13008 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13009 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13011 2007-02-22 Ian Lance Taylor <iant@google.com>
13014 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13015 (mem_loc_descriptor): Call it.
13017 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13018 Ira Rosen <irar@il.ibm.com>
13020 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13022 2007-02-22 Ira Rosen <irar@il.ibm.com>
13024 PR tree-optimization/30843
13025 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13026 stores only after all the group is vectorized.
13028 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13030 PR tree-optimization/30858
13031 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13032 in the reduction cycle have a single use in the loop.
13033 * tree-vectorizer.h (relevant): Add documentation.
13035 2007-02-20 Mike Stump <mrs@apple.com>
13037 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13038 * configure: Regenerate.
13040 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13042 Change the defaults of some parameters and options.
13043 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13044 * config/spu/spu.c (spu_optimization_options): Add.
13045 (spu_override_options): Change params in spu_optimization_options.
13046 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13048 Register 127 is only 16 byte aligned when used as a frame pointer.
13049 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13050 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13051 HARD_FRAME_POINTER_REGNUM.
13052 (spu_legitimate_address): Use regno_aligned_for_reload.
13053 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13054 aligned when frame_pointer_needed is true.
13055 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13057 * config/spu/spu.h (INIT_EXPANDERS): Define.
13059 Make sure shift and rotate instructions have valid immediate operands.
13060 * config/spu/predicates.md (spu_shift_operand): Remove.
13061 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13062 * config/spu/constraints.md (W, O): Extend range.
13063 * config/spu/spu.md (umask, nmask): Define.
13064 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13065 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13066 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13067 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13068 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13069 (lshr<mode>3_reg): Fix rtl description.
13071 Make sure mulhisi immediate operands are valid.
13072 * config/spu/predicates.md (imm_K_operand): Add.
13073 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13075 Generate constants using fsmbi and andi.
13076 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13077 (print_operand, spu_split_immediate, classify_immediate,
13078 fsmbi_const_p): Handle IC_FSMBI2.
13080 Correctly handle a CONST_VECTOR containing symbols.
13081 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13082 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13083 (immediate_load_p): Allow symbols that use 2 instructions to create.
13084 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13085 with symbols when flag_pic is set.
13086 (const_vector_immediate_p): New.
13087 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13088 accept a CONST_VECTOR with symbols.
13089 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13090 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13092 * config/spu/spu.md (high, low): Delete.
13093 (low_<mode>): Define.
13095 Remove INTRmode and INTR_REGNUM, which didn't work.
13096 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13098 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13099 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13100 peephole2 pattern): Don't use INTR or 131.
13101 (movintrcc): Delete.
13102 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13103 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13104 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13105 (UNSPEC_SET_INTR): Add.
13106 * config/spu/spu-modes.def (INTR): Remove.
13108 More accurate warnings about run-time relocations.
13109 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13111 Correctly warn about immediate arguments to specific intrinsics.
13112 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13113 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13114 the instruction predicate.
13116 Fix tree check errors with latest update.
13117 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13119 (spu_expand_builtin): Use CALL_EXPR_FN.
13121 Add missing specific intrinsics.
13122 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13124 * config/spu/spu_internals.h: Ditto.
13126 Fix incorrect operand modifiers.
13127 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13128 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13130 Optimize one case of zero_extend of a vec_select.
13131 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13133 Accept any immediate for hbr.
13134 * config/spu/spu.md (hbr): Change s constraints to i.
13136 2007-02-21 Paul Brook <paul@codesourcery.com>
13138 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13139 condexec_count when skipping USE and CLOBBER.
13141 2007-02-21 Nick Clifton <nickc@redhat.com>
13143 * common.opt (Warray-bounds): Add Warning attribute.
13144 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13146 (fsized-zeroes): Add Optimization attribute.
13147 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13148 * c.opt (Wc++0x-compat): Add Warning attribute.
13150 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13152 PR middle-end/30761
13153 * reload1.c (eliminate_regs_in_insn): In the single_set special
13154 case, attempt to re-recognize the insn before falling back to
13155 having reload fix it up.
13157 2007-02-20 Eric Christopher <echristo@gmail.com>
13159 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13160 Rewrite accordingly.
13161 (frv_read_iacc_argument): Ditto.
13162 (frv_expand_set_builtin): Take a call instead of arglist, update for
13164 (frv_expand_unop_builtin): Ditto.
13165 (frv_expand_binop_builtin): Ditto.
13166 (frv_expand_cut_builtin): Ditto.
13167 (frv_expand_binopimm_builtin): Ditto.
13168 (frv_expand_voidbinop_builtin): Ditto.
13169 (frv_expand_int_void2arg): Ditto.
13170 (frv_expand_prefetches): Ditto.
13171 (frv_expand_voidtriop_builtin): Ditto.
13172 (frv_expand_voidaccop_builtin): Ditto.
13173 (frv_expand_load_builtin): Ditto.
13174 (frv_expand_store_builtin): Ditto.
13175 (frv_expand_mdpackh_builtin): Ditto.
13176 (frv_expand_mclracc_builtin): Ditto.
13177 (frv_expand_mrdacc_builtin): Ditto.
13178 (frv_expand_mwtacc_builtin): Ditto.
13179 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13182 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13184 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13185 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13187 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13188 point instructions.
13189 * configure: Regenerate.
13190 * config.in: Regenerate.
13191 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13192 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13193 masks to power6 and power6x and to POWERPC_MASKS.
13194 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13196 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13197 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13198 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13199 Access PROTOTYPE as variable, not mask.
13201 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13203 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13204 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13205 * combine.c (adjust_for_new_dest): Use it.
13206 * postreload.c (reload_combine): Likewise.
13208 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13210 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13211 notes on an insn with multiple sets, even if single_set returns
13212 non-NULL for that insn.
13214 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13216 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13217 scalbn and scalbln.
13219 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13221 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13222 if user didn't pass it.
13223 * config/i386/darwin.h (CC1_SPEC): Likewise.
13224 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13225 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13226 -mmacosx-version-min.
13228 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13229 Uros Bizjak <ubizjak@gmail.com>
13231 * optabs.h (enum optab_index): Add new OTI_scalb.
13232 (scalb_optab): Define corresponding macro.
13233 * optabs.c (init_optabs): Initialize scalb_optab.
13234 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13236 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13237 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13238 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13239 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13240 flag_unsafe_math_optimizations is set.
13242 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13243 to implement scalbf, scalb and scalbl built-ins as inline x87
13246 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13247 DJ Delorie <dj@redhat.com>
13250 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13251 (diagnostic_report_diagnostic): ... here, and turn them into real
13252 errors. If warnings are inhibited, no need to do anything.
13254 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13256 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13257 better code generation.
13259 2007-02-20 Ben Elliston <bje@au.ibm.com>
13261 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13263 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13265 * config/alpha/alpha.c, config/alpha/alpha.md,
13266 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13267 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13268 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13269 config/arm/lib1funcs.asm: Follow spelling conventions.
13271 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13272 config/fr30/fr30.md, config/i386/i386.h,
13273 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13274 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13275 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13276 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13277 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13278 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13279 config/sparc/sparc.c, config/sparc/sparc.h,
13280 config/sparc/sparc.md, config/spu/constraints.md,
13281 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13284 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13287 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13290 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13292 * doc/invoke.texi (-ftree-lrs): Remove.
13294 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13296 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13299 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13301 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13302 new CALL_EXPR_FN macro for retrieving the function
13303 declaration of the input expression.
13305 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13307 * c.opt (Waddress): New.
13308 * common.opt (Walways-true): Delete.
13309 (Wstring-literal-comparison): Delete.
13310 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13311 -Wstring-literal-comparison. Add -Waddress.
13313 (Walways-true): Delete.
13314 (Wstring-literal-comparison): Delete.
13315 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13316 consistently instead of -Walways-true in example.
13317 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13318 * c-typeck.c (parser_build_binary_op): Replace
13319 -Wstring-literal-comparison and -Walways-true with -Waddress.
13320 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13323 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13325 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13326 without DECL_STRUCT_FUNCTION initialized.
13328 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13330 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13331 due to calls to functions taking pointers as parameters.
13333 2007-02-19 Richard Henderson <rth@redhat.com>
13336 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13339 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13341 * config/s390/s390.c (s390_call_saved_register_used,
13342 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13343 accessed to the new scheme.
13345 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13347 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13348 (cris_print_index, cris_print_operand, cris_print_operand_address)
13349 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13350 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13351 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13352 GET_CODE () == xxx.
13353 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13354 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13355 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13356 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13357 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13358 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13359 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13360 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13361 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13362 (uminsi3, call, call_value): Ditto.
13363 (define_split: indir_to_reg_split, unnamed): Ditto.
13365 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13367 PR tree-optimization/30975
13368 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13371 2007-02-18 Eric Christopher <echristo@gmail.com>
13373 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13374 Remove use of arglist.
13375 (mips_expand_builtin): Remove use of arglist, pass in expr.
13376 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13377 (mips_expand_builtin_movtf): Ditto.
13378 (mips_expand_builtin_compare): Ditto.
13380 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13382 * tree-sra.c (sra_build_assignment): Replace assertion
13383 checking with a comment explaining why it can't be done.
13385 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13387 PR middle-end/30833
13388 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13389 during CALL_EXPR representation conversion.
13390 * tree-ssa-propagate.c (set_rhs): Likewise.
13392 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13394 * tree-sra.c (sra_build_assignment): Disable assertion checking
13397 2007-02-18 Roger Sayle <roger@eyesopen.com>
13399 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13400 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13401 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13403 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13404 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13405 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13406 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13407 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13408 force_gimple_operand): Likewise.
13409 * ipa-cp.c (constant_val_insert): Likewise.
13410 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13411 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13412 perfect_nestify): Likewise.
13413 * langhooks.c (lhd_omp_assignment): Likewise.
13414 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13415 lower_copyprivate_clauses, lower_send_clauses,
13416 lower_send_shared_vars, expand_parallel_call,
13417 expand_omp_for_generic, expand_omp_for_static_nochunk,
13418 expand_omp_for_static_chunk, expand_omp_sections,
13419 lower_omp_single_copy, lower_omp_for_lastprivate,
13420 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13421 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13422 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13425 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13427 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13428 config/sh/sh.md: Follow spelling conventions.
13430 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13431 config/frv/predicates.md: Follow spelling conventions.
13433 * config/m68k/linux-unwind.h: Fix a comment typo.
13434 * target.h: Follow spelling conventions.
13436 2007-02-18 Roger Sayle <roger@eyesopen.com>
13438 PR rtl-optimization/28173
13439 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13440 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13441 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13442 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13443 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13445 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13447 * builtins.c (fold_builtin_load_exponent): New.
13448 (fold_builtin_2): Use it.
13450 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13452 PR rtl-optimization/30773
13453 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13454 if we fail to attach a REG_EQUIV note.
13456 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13457 Roger Sayle <roger@eyesopen.com>
13459 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13461 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13463 * calls.c (initialize_argument_information): Pass original EXP
13464 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13465 code to split complex arguments here, as part of initializing the
13467 (expand_call): Remove code that builds a list of arguments and
13468 inserts implicit arguments into it. Instead, just count how many
13469 implicit arguments there will be so we can determine the size of
13470 the ARGS array, and let initialize_argument_information do the work.
13471 (split_complex_values): Delete unused function.
13473 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13475 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13477 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13479 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13480 for arg pointer based indexed addressing.
13482 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13484 * config/ia64/ia64.h, config/ia64/ia64.md,
13485 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13486 spelling conventions.
13488 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13490 * config/m68k/m68k.c (split_di): New.
13491 * config/m68k/m68k-protos.h: Declare split_di.
13492 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13493 Improve predicate handling and split constant shifts.
13495 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13497 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13498 parameter for register bitfield operations, general predicates
13501 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13503 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13504 * config/m68k/linux-unwind.h: New file.
13506 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13508 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13509 config/i386/athlon.md, config/ia64/ia64.md,
13510 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13511 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13512 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13513 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13514 tree-vect-transform.c: Fix comment typos.
13516 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13518 * sched-deps.c (find_insn_list): Remove.
13519 * sched-int.h: Remove the prototype for find_insn_list.
13521 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13523 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13525 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13526 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13527 darwin_rs6000_override_options.
13528 (C_COMMON_OVERRIDE_OPTIONS): Expect
13529 darwin_macosx_version_min to be non-NULL always.
13530 (TARGET_C99_FUNCTIONS): Likewise.
13531 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13532 (DARWIN_MINVERSION_SPEC): New.
13533 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13534 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13536 (DARWIN_MINVERSION_SPEC): New.
13537 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13539 * config/darwin-c.c (darwin_cpp_builtins): Expect
13540 darwin_macosx_version_min to be non-NULL always.
13542 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13544 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/i386.h (x86_use_xchgb): New.
13547 (TARGET_USE_XCHGB): New macro.
13548 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13549 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13550 Split after reload into bswaphi for shifts of 8.
13551 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13552 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13553 or when optimizing for size.
13555 2007-02-16 Richard Guenther <rguenther@suse.de>
13556 Christian Bruel <christian.bruel@st.com>
13558 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13559 DECLs but prefer SSA_NAMEs over DECLs.
13561 2007-02-16 Richard Guenther <rguenther@suse.de>
13563 * tree-flow-inline.h (single_imm_use_p): Remove.
13564 (zero_imm_uses_p): Likewise.
13565 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13566 instead of single_imm_use_p.
13567 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13570 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13573 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13574 nested double- and backquotes.
13576 2007-02-15 Roger Sayle <roger@eyesopen.com>
13578 PR middle-end/30391
13579 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13580 should be unreachable.
13581 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13582 For the time being redirect GIMPLE_MODIFY_STMT to the new
13583 (renamed) build_gimple_modify_stmt_stat.
13584 (build2_gimple_stat): Rename to...
13585 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13586 Always build a GIMPLE_MODIFY_STMT node.
13587 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13588 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13591 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13592 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13593 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13594 expand_complex_div_wide): Likewise.
13595 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13596 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13597 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13598 * tree-ssa-loop-manip.c (create_iv): Likewise.
13599 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13600 abs_replacement): Likewise.
13601 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13602 realify_fake_stores): Likewise.
13604 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13605 node rather than a GIMPLE_MODIFY_STMT node.
13606 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13607 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13609 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13610 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13611 GIMPLE_MODIFY_STMT.
13613 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13615 PR middle-end/30433
13616 * fold-const.c (fold_comparison): Add back the
13617 folding of constant complex comparisions.
13619 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13621 PR middle-end/30729
13622 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13623 effects unknown to this function, return early.
13625 2007-02-15 Ian Lance Taylor <iant@google.com>
13627 * lower-subreg.c (move_eh_region_note): New static function.
13628 (resolve_simple_move): Call it.
13629 (decompose_multiword_subregs): Track blocks for which we resolve a
13630 simple move which is also a control flow insn. Pass them to
13631 find_many_sub_basic_blocks.
13632 (pass_lower_subreg): Add TODO_verify_flow.
13633 (pass_lower_subreg2): Likewise.
13635 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13636 Brooks Moses <brooks.moses@codesourcery.com>
13637 Lee Millward <lee.millward@codesourcery.com>
13639 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13640 (VL_EXP_CLASS_P): New.
13641 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13643 (TREE_OPERAND_CHECK_CODE): Likewise.
13644 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13645 (TREE_RTL_OPERAND_CHECK): Likewise.
13646 (tree_operand_check_failed): Make second parameter the whole tree
13647 instead of its code. Fixed callers.
13648 (VL_EXP_CHECK): New.
13649 (TREE_OPERAND_LENGTH): New.
13650 (VL_EXP_OPERAND_LENGTH): New.
13651 (CALL_EXPR_FN): New.
13652 (CALL_EXPR_STATIC_CHAIN): New.
13653 (CALL_EXPR_ARGS): New.
13654 (CALL_EXPR_ARG): New.
13655 (call_expr_nargs): New.
13656 (CALL_EXPR_ARGP): New.
13657 (build_nt_call_list): Declare.
13658 (build_vl_exp_stat): Declare.
13659 (build_vl_exp): New.
13660 (build_call_list): Declare.
13661 (build_call_nary): Declare.
13662 (build_call_valist): Declare.
13663 (build_call_array): Declare.
13664 (call_expr_arg): Declare.
13665 (call_expr_argp): Declare.
13666 (call_expr_arglist): Declare.
13667 (fold_build_call_list): Declare.
13668 (fold_build_call_list_initializer): Declare.
13669 (fold_call_expr): Declare to replace fold_builtin.
13670 (fold_builtin_fputs): Update to agree with modified definition.
13671 (fold_builtin_strcpy): Likewise.
13672 (fold_builtin_strncpy): Likewise.
13673 (fold_builtin_memory_chk): Likewise.
13674 (fold_builtin_stxcpy_chk): Likewise.
13675 (fold_builtin_strncpy_chk): Likewise.
13676 (fold_builtin_next_arg): Likewise.
13677 (fold_build_call_expr): Declare.
13678 (fold_builtin_call_list): Declare.
13679 (fold_builtin_call_valist): Declare.
13680 (build_call_expr): Declare.
13681 (validate_arglist): Update to agree with modified definition.
13682 (tree_operand_length): New.
13683 (call_expr_arg_iterator): New.
13684 (init_call_expr_arg_iterator): New.
13685 (next_call_expr_arg): New.
13686 (first_call_expr_arg): New.
13687 (more_call_expr_args_p): New.
13688 (FOR_EACH_CALL_EXPR_ARG): New.
13690 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13691 and tcc_gimple_stmt.
13692 (tree_code_size): Update documentation. Use sizeof (tree) rather
13693 than sizeof (char *).
13694 (tree_size): Likewise. Add case for tcc_vl_exp.
13695 (tree_node_structure): Add case for tcc_vl_exp.
13696 (contains_placeholder_p): Likewise.
13697 (substitute_in_expr): Likewise.
13698 (substitute_placeholder_in_expr): Likewise.
13699 (stabilize_reference_1): Likewise.
13700 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13701 to diagnose breakage of this interface for constructing CALL_EXPRs.
13702 (build_nt): Add similar assertion here.
13703 (build_nt_call_list): New.
13704 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13705 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13707 (get_callee_fndecl): Use new CALL_EXPR accessors.
13708 (tree_operand_check_failed): Change parameters to pass entire node
13709 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13710 (process_call_operands): New.
13711 (build_vl_exp_stat): New.
13712 (build_call_list): New.
13713 (build_call_nary): New.
13714 (build_call_valist): New.
13715 (build_call_array): New.
13716 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13717 (call_expr_arglist): New.
13719 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13720 tcc_vl_exp instead of a fixed-size tcc_expression.
13722 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13723 accessors for CALL_EXPRs.
13724 (AGGR_INIT_EXPR): Likewise.
13726 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13727 Brooks Moses <brooks.moses@codesourcery.com>
13728 Lee Millward <lee.millward@codesourcery.com>
13730 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13731 (expand_builtin_nonlocal_goto): Change parameter to be entire
13732 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13733 (expand_builtin_prefetch): Likewise.
13734 (expand_builtin_classify_type): Likewise.
13735 (mathfn_built_in): Return NULL_TREE instead of 0.
13736 (expand_errno_check): Use new CALL_EXPR accessors.
13737 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13738 Return NULL_RTX instead of 0.
13739 (expand_builtin_mathfn_2): Likewise.
13740 (expand_builtin_mathfn_3): Likewise.
13741 (expand_builtin_interclass_mathfn): Likewise.
13742 (expand_builtin_sincos): Likewise.
13743 (expand_builtin_cexpi): Likewise.
13744 (expand_builtin_int_roundingfn): Likewise.
13745 (expand_builtin_int_roundingfn_2): Likewise.
13746 (expand_builtin_pow): Likewise.
13747 (expand_builtin_powi): Likewise.
13748 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13749 of arglist, fixing callers appropriately. Use new CALL_EXPR
13750 accessors and constructors. Return NULL_RTX instead of 0.
13751 (expand_builtin_strstr): Likewise.
13752 (expand_builtin_strchr): Likewise.
13753 (expand_builtin_strrchr): Likewise.
13754 (expand_builtin_strpbrk): Likewise.
13755 (expand_builtin_memcpy): Likewise.
13756 (expand_builtin_mempcpy): Likewise.
13757 (expand_builtin_mempcpy_args): New.
13758 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13759 (expand_builtin_memmove_args): New.
13760 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13761 (expand_movstr): Likewise.
13762 (expand_builtin_strcpy): Likewise.
13763 (expand_builtin_strcpy_args): New.
13764 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13765 (expand_builtin_strncpy): Likewise.
13766 (expand_builtin_memset): Likewise.
13767 (expand_builtin_memset_args): New.
13768 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13769 (expand_builtin_memcmp): Likewise.
13770 (expand_builtin_strcmp): Likewise.
13771 (expand_builtin_strncmp): Likewise.
13772 (expand_builtin_strcat): Likewise.
13773 (expand_builtin_strncat): Likewise.
13774 (expand_builtin_strspn): Likewise.
13775 (expand_builtin_strcspn): Likewise.
13776 (expand_builtin_args_info): Likewise.
13777 (expand_builtin_va_start): Likewise.
13778 (gimplify_va_arg_expr): Likewise.
13779 (expand_builtin_va_end): Likewise.
13780 (expand_builtin_va_copy): Likewise.
13781 (expand_builtin_frame_address): Likewise.
13782 (expand_builtin_alloca): Likewise.
13783 (expand_builtin_bswap): Likewise.
13784 (expand_builtin_unop): Likewise.
13785 (expand_builtin_fputs): Likewise.
13786 (expand_builtin_expect): Likewise.
13787 (expand_builtin_fabs): Likewise.
13788 (expand_builtin_copysign): Likewise.
13789 (expand_builtin_printf): Likewise.
13790 (expand_builtin_fprintf): Likewise.
13791 (expand_builtin_sprintf): Likewise.
13792 (expand_builtin_init_trampoline): Likewise.
13793 (expand_builtin_signbit): Likewise.
13794 (expand_builtin_fork_or_exec): Likewise.
13795 (expand_builtin_sync_operation): Likewise.
13796 (expand_builtin_compare_and_swap): Likewise.
13797 (expand_builtin_lock_test_and_set): Likewise.
13798 (expand_builtin_lock_release): Likewise.
13799 (expand_builtin): Likewise.
13800 (builtin_mathfn_code): Likewise.
13802 (fold_builtin_constant_p): Pass call arguments individually instead
13803 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13804 accessors and constructors. Return NULL_TREE instead of 0.
13805 (fold_builtin_expect): Likewise.
13806 (fold_builtin_classify_type): Likewise.
13807 (fold_builtin_strlen): Likewise.
13808 (fold_builtin_nan): Likewise.
13809 (integer_valued_real_p): Likewise.
13810 (fold_trunc_transparent_mathfn): Likewise.
13811 (fold_fixed_mathfn): Likewise.
13812 (fold_builtin_cabs): Likewise.
13813 (fold_builtin_sqrt): Likewise.
13814 (fold_builtin_cbrt): Likewise.
13815 (fold_builtin_cos): Likewise.
13816 (fold_builtin_cosh): Likewise.
13817 (fold_builtin_tan): Likewise.
13818 (fold_builtin_sincos): Likewise.
13819 (fold_builtin_cexp): Likewise.
13820 (fold_builtin_trunc): Likewise.
13821 (fold_builtin_floor): Likewise.
13822 (fold_builtin_ceil): Likewise.
13823 (fold_builtin_round): Likewise.
13824 (fold_builtin_int_roundingfn): Likewise.
13825 (fold_builtin_bitop): Likewise.
13826 (fold_builtin_bswap): Likewise.
13827 (fold_builtin_logarithm): Likewise.
13828 (fold_builtin_hypot): Likewise.
13829 (fold_builtin_pow): Likewise.
13830 (fold_builtin_powi): Likewise.
13831 (fold_builtin_exponent): Likewise.
13832 (fold_builtin_memset): Likewise.
13833 (fold_builtin_bzero): Likewise.
13834 (fold_builtin_memory_op): Likewise.
13835 (fold_builtin_bcopy): Deleted; call site changed to invoke
13836 fold_builtin_memory_op directly.
13837 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13838 (fold_builtin_strncpy): Likewise.
13839 (fold_builtin_memcmp): Likewise.
13840 (fold_builtin_strcmp): Likewise.
13841 (fold_builtin_strncmp): Likewise.
13842 (fold_builtin_signbit): Likewise.
13843 (fold_builtin_copysign): Likewise.
13844 (fold_builtin_isascii): Likewise.
13845 (fold_builtin_toascii): Likewise.
13846 (fold_builtin_isdigit): Likewise.
13847 (fold_builtin_fabs): Likewise.
13848 (fold_builtin_abs): Likewise.
13849 (fold_builtin_fmin_fmax): Likewise.
13850 (fold_builtin_carg): Likewise.
13851 (fold_builtin_classify): Likewise.
13852 (fold_builtin_unordered_cmp): Likewise.
13854 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13855 New functions split out from fold_builtin_1.
13856 (fold_builtin_n): New.
13857 (fold_builtin_varargs): New.
13858 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13860 (fold_call_expr): New.
13861 (build_function_call_expr): Rewrite to use new helper function.
13862 (fold_builtin_call_list): New.
13863 (build_call_expr): New.
13864 (fold_builtin_call_valist): New.
13865 (rewrite_call_expr): New.
13866 (validate_arg): New.
13867 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13868 of an arglist. Change return type to bool. Use new CALL_EXPR
13871 (fold_builtin_strstr): Pass call arguments individually instead
13872 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13873 accessors and constructors. Return NULL_TREE instead of 0.
13874 (fold_builtin_strchr): Likewise.
13875 (fold_builtin_strrchr): Likewise.
13876 (fold_builtin_strpbrk): Likewise.
13877 (fold_builtin_strcat): Likewise.
13878 (fold_builtin_strncat): Likewise.
13879 (fold_builtin_strspn): Likewise.
13880 (fold_builtin_strcspn): Likewise.
13881 (fold_builtin_fputs): Likewise.
13882 (fold_builtin_next_arg): Likewise.
13883 (fold_builtin_sprintf): Likewise.
13885 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13886 NULL_RTX instead of 0.
13887 (expand_builtin_memory_chk): Likewise.
13888 (maybe_emit_chk_warning): Likewise.
13889 (maybe_emit_sprintf_chk_warning): Likewise.
13891 (fold_builtin_object_size): Pass call arguments individually instead
13892 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13893 accessors and constructors. Return NULL_TREE instead of 0.
13894 (fold_builtin_memory_chk): Likewise.
13895 (fold_builtin_stxcpy_chk): Likewise.
13896 (fold_builtin_strncpy_chk): Likewise.
13897 (fold_builtin_strcat_chk): Likewise.
13898 (fold_builtin_strcat_chk): Likewise.
13899 (fold_builtin_strncat_chk): Likewise.
13900 (fold_builtin_sprintf_chk): Likewise.
13901 (fold_builtin_snprintf_chk): Likewise.
13902 (fold_builtin_printf): Likewise.
13903 (fold_builtin_vprintf): Likewise.
13905 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13907 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13908 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13909 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13910 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13911 (fold_unary): Likewise.
13912 (fold_binary): Likewise.
13913 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13914 ternary expressions.
13915 (fold): Add logic for tcc_vl_exp.
13916 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13917 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13918 (fold_build3_stat): Add assertion to flag broken interface for
13919 constructing CALL_EXPRs.
13920 (fold_build_call_list): New.
13921 (fold_build_call_list_initializer): New.
13922 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13924 (fold_strip_sign_ops): Likewise.
13926 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13927 Brooks Moses <brooks.moses@codesourcery.com>
13928 Lee Millward <lee.millward@codesourcery.com>
13930 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13931 accessors and dump arguments explicitly.
13933 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13935 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13937 (print_call_name): Use new CALL_EXPR accessors.
13939 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13940 CALL_EXPR arguments explicitly instead of as a list. Use
13941 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13943 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13944 (vrp_visit_stmt): Likewise.
13946 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13947 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13949 (force_move_till_expr): Likewise.
13951 * targhooks.c (default_external_stack_protect_fail): Use
13952 build_call_expr instead of build_function_call_expr.
13953 (default_hidden_stack_protect_fail): Likewise.
13955 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13958 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13959 and walk arguments explicitly.
13961 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13962 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13963 (expand_simple_operations): Likewise.
13964 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13966 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13967 of TREE_CODE_LENGTH.
13968 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13970 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13971 instead of TREE_CODE_LENGTH.
13973 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13974 (tree_ic_transform): Likewise.
13975 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13976 parameter instead of arglist. Fix callers.
13977 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13978 (tree_stringops_transform): Likewise.
13979 (tree_indirect_call_to_profile): Likewise.
13980 (tree_stringops_values_to_profile): Likewise.
13982 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13983 (eliminate_tail_call): Likewise.
13985 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13987 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13988 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13990 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13992 * omp-low.c (build_omp_barrier): Use build_call_expr.
13993 (lower_rec_input_clauses): Likewise.
13994 (lower_reduction_clauses): Likewise.
13995 (expand_parallel_call): Likewise.
13996 (maybe_catch_exception): Likewise.
13997 (expand_omp_for_generic): Likewise.
13998 (expand_omp_for_static_nochunk): Likewise.
13999 (expand_omp_sections): Likewise.
14000 (lower_omp_single_simple): Likewise.
14001 (lower_omp_single_copy): Likewise.
14002 (lower_omp_master): Likewise.
14003 (lower_omp_ordered): Likewise.
14004 (lower_omp_critical): Likewise.
14006 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14007 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14009 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14010 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14011 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14013 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14014 and generalize to handle any number of operands.
14015 (chrec_contains_undetermined): Likewise.
14016 (tree_contains_chrecs): Likewise.
14017 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14019 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14021 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14022 fold_call_expr instead of fold_builtin.
14023 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14024 match declarations there.
14025 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14028 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14029 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14031 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14032 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14034 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14037 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14038 (execute_cse_sincos): Use new CALL_EXPR accessors.
14040 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14042 * gimple-low.c (lower_function_body): Use build_call_expr.
14043 (lower_builtin_setjmp): Likewise.
14045 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14046 (set_storage_via_libcall): Likewise.
14047 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14048 instead of TREE_CODE_LENGTH.
14049 (expand_expr_real_1): Use new CALL_EXPR accessors.
14051 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14052 generalize to handle any number of operands.
14053 (TB_parent_eq): Likewise.
14055 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14056 (strip_builtin_expect): Likewise.
14058 * function.c (gimplify_parameters): Use build_call_expr.
14060 * tree-vectorizer.c (vect_is_simple_reduction): Use
14061 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14063 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14064 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14066 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14069 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14070 (gimplify_decl_expr): Likewise.
14071 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14072 Use new CALL_EXPR iterators.
14073 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14074 (gimplify_modify_expr_to_memset): Likewise.
14075 (gimplify_variable_sized_compare): Likewise.
14076 (gimplify_omp_atomic_fetch_op): Likewise.
14077 (gimplify_omp_atomic_pipeline): Likewise.
14078 (gimplify_omp_atomic_mutex): Likewise.
14079 (gimplify_function_tree): Likewise.
14081 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14082 (call_expr_flags): Likewise.
14083 (expand_call): Likewise.
14085 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14086 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14089 * coverage.c (create_coverage): Use build_call_expr.
14091 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14092 (temp_call_expr_obstack): New.
14093 (pool_copy_list): Delete.
14094 (temp_copy_call_expr): New.
14095 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14096 CALL_EXPR accessors. Get rid of special goo for copying argument
14097 lists and use temp_copy_call_expr instead.
14098 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14099 CALL_EXPR accessors.
14100 (create_expression_by_pieces): Likewise. Use build_call_array
14101 to construct the result instead of fold_build3.
14102 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14103 dealing with argument lists.
14104 (init_pre): Remove references to expression_node_pool and
14105 list_node_pool. Init temp_call_expr_obstack instead.
14106 (fini_pre): Remove references to expression_node_pool and
14109 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14110 and walk arguments explicitly instead of as a list.
14112 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14113 (mx_register_decls): Likewise.
14114 (mudflap_register_call): Likewise.
14115 (mudflap_finish_file): Likewise.
14117 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14118 (ipa_callsite_compute_param): Likewise.
14120 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14121 accessors and constructor.
14123 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14124 accessors and constructor.
14125 (convert_tramp_reference): Likewise.
14126 (convert_call_expr): Likewise.
14127 (finalize_nesting_tree_1): Likewise.
14129 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14132 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14134 * tree-inline.c (initialize_inlined_parameters): Pass entire
14135 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14137 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14138 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14140 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14141 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14142 (vectorizable_reduction): Likewise.
14143 (vectorizable_call): Use new CALL_EXPR iterators.
14144 (vectorizable_conversion): Use build_call_expr.
14145 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14146 (vect_gen_widened_results_half): Use build_call_expr.
14147 (vect_setup_realignment): Likewise.
14148 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14150 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14151 (pass_through_call): Likewise.
14152 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14155 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14156 (tree_gen_pow2_profiler): Likewise.
14157 (tree_gen_one_value_profiler): Likewise.
14158 (tree_gen_ic_func_profiler): Likewise.
14159 (tree_gen_average_profiler): Likewise.
14160 (tree_gen_ior_profiler): Likewise.
14162 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14163 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14164 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14166 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14167 of TREE_CODE_LENGTH.
14169 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14170 of TREE_CODE_LENGTH.
14172 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14174 (convert_to_integer): Likewise.
14176 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14179 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14180 Brooks Moses <brooks.moses@codesourcery.com>
14181 Lee Millward <lee.millward@codesourcery.com>
14183 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14185 * config/frv/frv.c (frv_expand_builtin): Likewise.
14186 * config/s390/s390.c (s390_expand_builtin): Likewise.
14188 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14189 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14191 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14192 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14193 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14194 (ix86_expand_store_builtin): Likewise.
14195 (ix86_expand_unop_builtin): Likewise.
14196 (ix86_expand_unop1_builtin): Likewise.
14197 (ix86_expand_sse_compare): Likewise.
14198 (ix86_expand_sse_comi): Likewise.
14199 (ix86_expand_vec_init_builtin): Likewise.
14200 (ix86_expand_vec_ext_builtin): Likewise.
14201 (ix86_expand_vec_set_builtin): Likewise.
14202 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14204 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14205 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14207 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14208 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14209 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14211 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14213 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14214 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14215 arglist. Use new CALL_EXPR accessors. Fix callers.
14216 (altivec_expand_abs_builtin): Likewise.
14217 (rs6000_expand_binop_builtin): Likewise.
14218 (altivec_expand_predicate_builtin): Likewise.
14219 (altivec_expand_lv_builtin): Likewise.
14220 (spe_expand_stv_builtin): Likewise.
14221 (altivec_expand_stv_builtin): Likewise.
14222 (rs6000_expand_ternop_builtin): Likewise.
14223 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14224 (altivec_expand_st_builtin): Likewise.
14225 (altivec_expand_dst_builtin): Likewise.
14226 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14227 arglist. Use new CALL_EXPR accessors. Fix callers.
14228 (altivec_expand_vec_set_builtin): Likewise.
14229 (altivec_expand_vec_ext_builtin): Likewise.
14230 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14231 (spe_expand_builtin): Likewise.
14232 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14233 arglist. Use new CALL_EXPR accessors. Fix callers.
14234 (spe_expand_evsel_builtin): Likewise.
14235 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14236 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14238 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14239 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14240 (arm_expand_unop_builtin): Likewise.
14241 (arm_expand_builtin): Use new CALL_EXPR accessors.
14243 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14246 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14247 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14249 (bfin_expand_unop_builtin): Likewise.
14250 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14252 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14253 Brooks Moses <brooks.moses@codesourcery.com>
14254 Lee Millward <lee.millward@codesourcery.com>
14256 * c-semantics.c (build_stmt): Add internal diagnostic check.
14258 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14259 accessors. Print arguments explicitly instead of as a list.
14261 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14263 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14264 (c_finish_omp_flish): Likewise.
14266 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14267 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14268 instead of TREE_CODE_LENGTH.
14269 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14270 (c_warn_unused_result): Likewise.
14272 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14275 * doc/invoke.texi (Warning Options): Remove
14276 -Werror-implicit-function-declaration.
14277 (Wimplicit-function-declaration): Update description.
14278 * opts.c (common_handle_option): Move handling of -Werror=* to...
14279 (enable_warning_as_error): ...here.
14280 * opts.h (enable_warning_as_error): Declare.
14281 * c-decl.c (implicit_decl_warning): Unless
14282 -Wno-implicit-function-declaration is given, emit a pedwarn if
14283 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14284 * c.opt (Wimplicit-function-declaration): Replace
14285 mesg_implicit_function_declaration with
14286 warn_implicit_function_declaration.
14287 * c-opts.c (c_common_handle_option):
14288 -Werror-implicit-function-declaration is exactly equal as
14289 -Werror=implicit-function-declaration.
14290 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14291 warn_implicit_function_declaration.
14292 (c_common_post_options): -Wimplict-function-declaration is enabled
14293 by default by -std=c99, otherwise is disabled by default.
14294 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14296 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14298 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14299 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14300 former is ignored but not the latter.
14302 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14304 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14305 is made and the reference doesn't use the alias set of its type,
14306 do not create the temporary using that type.
14308 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14310 * jump.c: Remove prototypes for delete_computation and
14311 delete_prior_computation.
14313 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14315 * jump.c (get_label_after): Delete.
14316 (get_label_before, delete_computation, delete_jump,
14317 delete_prior_computation, follow_jumps): Move...
14318 * reorg.c (delete_computation, delete_prior_computation): ... here...
14319 (get_label_before, delete_jump): ... making these static ...
14320 (follow_jumps): ... and simplifying this since it only runs after
14322 * rtl.h (get_label_after, get_label_before, delete_jump,
14323 follow_jumps): Delete prototypes.
14325 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14327 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14329 2007-02-15 Nick Clifton <nickc@redhat.com>
14331 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14332 order to prevent it from being munged by the target.
14334 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14336 * config/i386/i386.md: Remove misleading comment.
14338 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14340 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14341 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14344 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14346 * tree-sra.c (instantiate_missing_elements): Canonicalize
14348 (sra_build_assignment): New.
14349 (generate_copy_inout, generate_element_copy,
14350 generate_element_zero, generate_one_element_init): Use it.
14352 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14354 * tree-sra.c (instantiate_missing_elements): Canonicalize
14356 (sra_build_assignment): New.
14357 (generate_copy_inout, generate_element_copy,
14358 generate_element_zero, generate_one_element_init): Use it.
14360 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14362 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14365 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14367 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14368 types as aggregates not scalars.
14369 * function.c (assign_stack_temp_for_type): Likewise.
14371 2007-02-14 Roger Sayle <roger@eyesopen.com>
14372 Zdenek Dvorak <dvorakz@suse.cz>
14374 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14377 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14379 * passes.c (next_pass_1): Clear the next field of the copied
14382 2007-02-14 Richard Henderson <rth@redhat.com>
14384 * tree-sra.c (early_sra): New.
14385 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14386 (tree_sra_early, pass_sra_early): New.
14387 * tree-pass.h (pass_sra_early): Declare.
14388 * passes.c (init_optimization_passes): Use it.
14390 2007-02-14 Richard Guenther <rguenther@suse.de>
14392 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14394 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14396 PR tree-optimization/30771
14397 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14399 (vect_analyze_operations): Induction phis can now be marked as
14401 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14402 Update documentation accordingly.
14404 2007-02-14 Nick Clifton <nickc@redhat.com>
14406 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14407 most 3 arguments are supported.
14408 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14410 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14412 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14413 Ensure dst->current is valid.
14415 2007-02-13 Paul Brook <paul@codesourcery.com>
14417 * config.gcc: Add arm*-*-uclinux-*eabi.
14418 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14419 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14420 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14421 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14422 (LINK_SPEC): Define.
14423 (LIB_SPEC): Define.
14424 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14426 * config/arm/uclinux-eabi.h: New file.
14427 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14428 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14431 2007-02-13 Ian Lance Taylor <iant@google.com>
14433 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14434 * flags.h (warn_strict_overflow): Declare.
14435 (enum warn_strict_overflow_code): Define.
14436 (issue_strict_overflow_warning): New static inline function.
14437 * opts.c (warn_strict_overflow): New variable.
14438 (common_handle_option): Handle OPT_Wstrict_overflow and
14439 OPT_Wstrict_overflow_.
14440 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14442 * fold-const.c: Include intl.h.
14443 (fold_deferring_overflow_warnings): New static variable.
14444 (fold_deferred_overflow_warning): New static variable.
14445 (fold_deferred_overflow_code): New static variable.
14446 (fold_defer_overflow_warnings): New function.
14447 (fold_undefer_overflow_warnings): New function.
14448 (fold_undefer_and_ignore_overflow_warnings): New function.
14449 (fold_deferring_overflow_warnings_p): New function.
14450 (fold_overflow_warning): New static function.
14451 (make_range): Add strict_overflow_p parameter. Change all
14453 (extract_muldiv, extract_muldiv_1): Likewise.
14454 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14455 tree_expr_nonnegative_p.
14456 (fold_negate_expr): Call fold_overflow_warning.
14457 (fold_range_test): Likewise.
14458 (fold_comparison): Likewise.
14459 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14460 instead of tree_expr_nonnegative_p.
14461 (tree_expr_nonnegative_warnv_p): Rename from
14462 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14463 (tree_expr_nonnegative_p): New function.
14464 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14465 strict_overflow_p parameter.
14466 (tree_expr_nonzero_p): New function.
14467 * passes.c (verify_interpass_invariants): New static function.
14468 (execute_one_pass): Call it.
14469 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14471 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14472 (estimate_numbers_of_iterations): Likewise.
14473 (scev_probably_wraps_p): Likewise.
14474 * tree-ssa-ccp.c: Include "toplev.h".
14475 (evaluate_stmt): Defer fold overflow warnings until we know we are
14477 (struct fold_stmt_r_data): Add stmt field.
14478 (fold_stmt_r): Defer fold overflow warnings until we know we
14480 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14481 (fold_stmt_inplace): Likewise.
14482 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14483 (cleanup_control_expr_graph): Defer fold overflow warnings until
14484 we know we are going to optimize.
14485 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14486 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14488 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14489 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14490 * tree-ssa-loop-manip.c (create_iv): Likewise.
14491 * c-typeck.c (build_conditional_expr): Likewise.
14492 (build_binary_op): Likewise.
14493 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14494 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14495 (extract_range_from_unary_expr): Likewise.
14496 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14497 assuming that signed overflow does not occur.
14498 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14499 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14500 (fold_defer_overflow_warnings): Declare.
14501 (fold_undefer_overflow_warnings): Declare.
14502 (fold_undefer_and_ignore_overflow_warnings): Declare.
14503 (fold_deferring_overflow_warnings_p): Declare.
14504 (tree_expr_nonzero_warnv_p): Declare.
14505 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14506 of warning options.
14507 (Warning Options): Document -Wstrict-overflow.
14508 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14509 (tree-ssa-ccp.o): Likewise.
14510 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14511 (fold-const.o): Depend on intl.h.
14513 2007-02-13 Ian Lance Taylor <iant@google.com>
14515 PR middle-end/30751
14516 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14519 2007-02-13 Stuart Hastings <stuart@apple.com>
14521 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14523 2007-02-13 Richard Henderson <rth@redhat.com>
14525 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14526 handled_component_p before looking for the indirect_ref.
14528 2007-02-13 Richard Henderson <rth@redhat.com>
14530 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14531 remove flags clobber.
14532 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14533 (bswaphi_lowpart): New.
14534 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14535 remove TARGET_BSWAP test. Delete expander of the same name.
14537 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14538 (expand_unop): Use them.
14540 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14542 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14543 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14544 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14545 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14546 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14547 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14548 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14549 assembler dialect choice from asm templates.
14551 2007-02-12 Richard Henderson <rth@redhat.com>
14553 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14554 (fixuns_trunc<SSEMODEF>si2): Use it.
14555 * config/i386/sse.md (vec_setv4sf_0): Export.
14556 * config/i386/i386.c (ix86_build_const_vector): Export.
14557 (ix86_split_convert_uns_si_sse): Rename from
14558 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14559 * config/i386/i386-protos.h: Update.
14561 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14564 * c-typeck.c (c_finish_return): Improve warning message.
14566 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14568 * alias.c (find_symbolic_term): Delete unused function.
14570 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14572 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14573 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14574 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14576 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14578 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14579 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14580 the function, temporarily point the debug interface to the null one.
14582 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14584 * dwarf2out.c (round_up_to_align): New static function.
14585 (field_byte_offset): Use it to round the offset.
14587 2007-02-12 Richard Henderson <rth@redhat.com>
14589 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14590 (inswl_const): Export.
14592 2007-02-12 Richard Henderson <rth@redhat.com>
14594 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14595 result mode of the libcall, convert back to outmode.
14597 2007-02-12 Roger Sayle <roger@eyesopen.com>
14599 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14600 (bswapdi2): New define_expand to implement 32-bit implementation.
14602 2007-02-12 Nick Clifton <nickc@redhat.com>
14604 * doc/invoke.texi (Overall Options): Document --help=.
14605 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14606 (cc1_options): Pass --help= on to cc1.
14607 (display_help): Add description of --help=.
14608 (process_command): Add code to handle --help=. Allow translated
14609 --help and --target-help switches to be passed on to compiler
14611 (main): Remove unused if statement.
14612 * opts.c (columns): Remove.
14613 (LEFT_COLUMN): Define.
14614 (wrap_help): Add columns argument.
14615 (print_filtered_help): Change parameters to be an include bitmask,
14616 an exclude bitmask, an any bitmask and the column width. Move the
14617 code to display the params list here. Add code to display the
14618 status of options rather than their descriptions if the quiet flag
14620 (print_specific_help): Change parameters to be an include bitmask,
14621 an exclude bitmask and an any bitmask. Move code to look up the
14622 column width here. Decide upon the title for an options listing.
14623 (common_handle_options): Add code to handle --help=. Adapt code
14624 for --help and --target-help to use the revised form of the
14625 print_specific_help function.
14626 (print_help): Delete.
14627 (print_param_help): Delete.
14628 (print_switch): Delete.
14629 * opts.h (cl_lang_count): Add prototype.
14630 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14631 CL_MAX_OPTION_CLASS): New defines.
14632 * optc-gen.awk: Add construction of cl_lang_count.
14633 * c.opt: Add Warning attribute to warning options and Optimization
14634 attribute to optimization options.
14635 * common.opt: Likewise.
14637 Add -fhelp and -ftarget-help as aliases for the transformed --help
14638 and --target-help options.
14639 * opt-functions.awk: Add code to handle Warning and Optimization
14642 2007-02-12 Richard Henderson <rth@redhat.com>
14644 * config/alpha/constraints.md: New file.
14645 * config/alpha/alpha.c: Include tm-constrs.h.
14646 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14647 alpha_extra_constraint): Remove.
14648 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14649 * config/alpha/alpha-protos.h: Update.
14650 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14651 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14652 (EXTRA_CONSTRAINT): Remove.
14653 * config/alpha/alpha.md: Include constraints.md.
14654 (adddi splitter): Use satisfies_constraint_*.
14655 * config/alpha/predicates.md (add_operand): Likewise.
14656 (sext_add_operand, addition_operation): Likewise.
14658 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14660 PR tree-optimization/29145
14661 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14662 in our handling of restrict qualified pointers.
14664 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14667 * doc/invoke.texi (Wunused-value): Update description.
14668 (Wextra): Delete item.
14669 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14670 value of Wunused-value.
14671 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14672 (c_finish_stmt_expr): Don't check extra_warnings.
14673 (emit_side_effect_warnings): The caller is responsible to check
14676 2007-02-11 Roger Sayle <roger@eyesopen.com>
14677 Matt Thomas <matt@3am-software.com>
14679 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14681 2007-02-11 Roger Sayle <roger@eyesopen.com>
14683 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14684 comparisons of POPCOUNT against zero.
14685 (simplify_const_relational_operation): Likewise.
14687 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14689 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14691 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14693 * dwarf2out.c (root_type): Delete unused function.
14695 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14697 * genattrtab.c (contained_in_p): Delete unused function.
14698 (write_expr_attr_cache): Likewise.
14700 2007-02-11 Jan Hubicka <jh@suse.cz>
14702 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14705 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14707 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14708 to add the REG_EQ* note.
14709 * see.c (see_merge_one_use_extension): Likewise.
14710 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14711 turn REG_EQUAL notes into REG_EQUIV notes if the target
14712 register may have more than one set.
14713 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14714 * gcse.c (try_replace_reg): Likewise.
14715 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14716 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14717 more than one REG_EQUIV note.
14718 * reload1.c (gen_reload): Use set_unique_reg_note.
14720 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14722 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14723 (ix86_builtin_conversion): New function.
14725 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14728 * tree.h (DECL_REPLACEABLE_P): New macro.
14729 * except.c (set_nothrow_function_flags): Likewise.
14731 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14732 Ira Rosen <irar@il.ibm.com>
14733 Dorit Nuzman <dorit@il.ibm.com>
14735 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14736 * targhooks.c (default_builtin_vectorized_conversion): New.
14737 * targhooks.h (default_builtin_vectorized_function): New declaration.
14738 * target.h (struct vectorize): Add builtin_conversion field.
14739 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14740 stmt_vec_info_type value.
14741 (vectorizable_conversion): New declaration.
14742 * tree-vect-analyze.c (vect_analyze_operations): Add
14743 vectorizable_conversion call.
14744 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14745 * tree-vect-transform.c (vectorizable_conversion): New function.
14746 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14747 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14749 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14750 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14751 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14752 or ALTIVEC_BUILTIN_VCFSX.
14754 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14757 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14758 CONST_DOUBLE and operand 0 is a hard register.
14759 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14760 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14761 is a hard floating-point register.
14763 2007-02-10 Richard Henderson <rth@redhat.com>
14764 Jakub Jelinek <jakub@redhat.com>
14765 Alexandre Oliva <aoliva@redhat.com>
14767 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14768 * builtin-types.def (BT_WORD): Make unsigned.
14769 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14770 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14771 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14772 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14773 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14774 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14776 * expr.c (emutls_var_address): New.
14777 (expand_expr_real_1): Expand emulated tls.
14778 (expand_expr_addr_expr_1): Likewise.
14779 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14780 * output.h (emutls_finish): Declare.
14781 * toplev.c (compile_file): Call it.
14782 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14783 address before wrapping in CONST.
14784 * varasm.c (emutls_htab, emutls_object_type): New.
14785 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14786 (get_emutls_object_name, get_emutls_object_type): New.
14787 (get_emutls_init_templ_addr, emutls_decl): New.
14788 (emutls_common_1, emutls_finish): New.
14789 (assemble_variable): When emulating tls, swap decls; generate
14790 constructor for the emutls objects.
14791 (do_assemble_alias): When emulating tls, swap decl and target name.
14792 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14794 * varpool.c (decide_is_variable_needed): Look at force_output.
14795 Recurse for emulated tls.
14796 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14797 with decide_is_variable_needed.
14798 * emutls.c: New file.
14799 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14800 tls_object for real tls.
14802 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14804 PR rtl-optimization/29599
14805 * reload1.c (eliminate_regs_in_insn): Take the destination
14806 mode into account when computing the offset.
14808 2007-02-09 Stuart Hastings <stuart@apple.com>
14809 Richard Henderson <rth@redhat.com>
14811 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14812 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14813 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14814 fixuns_truncdfhi2): New.
14815 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14816 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14817 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14818 (floatunssidf2): Allow nonimmediate source.
14819 * config/i386/sse.md (movdi_to_sse): New.
14820 (vec_concatv2di): Drop '*'.
14821 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14822 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14823 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14825 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14826 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14827 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14828 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14829 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14830 ix86_build_const_vector.
14831 (x86_emit_floatuns): Rewrite.
14833 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14835 * genautomata.c (longest_path_length): Delete unused function.
14836 (struct state): Delete unused longest_path_length.
14837 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14838 (get_free_state): Delete unused.
14840 2007-02-09 Jan Hubicka <jh@suse.cz>
14842 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14843 * doc/invoke.texi (inline-unit-growth): Update default value.
14845 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14846 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14847 (rebuild_cgraph_edges): Likewise.
14848 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14849 (dump_cgraph_node): Dump frequencies.
14850 (cgraph_clone_edge): Add frequency scales.
14851 (cgraph_clone_node): Add freuqnecy.
14852 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14853 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14854 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14855 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14856 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14857 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14858 (save_inline_function_body): Likewise.
14859 * ipa-inline.c: inluce rtl.h
14860 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14861 (cgraph_edge_badness): Use frequencies.
14862 (cgraph_decide_recursive_inlining): Update clonning.
14863 (cgraph_decide_inlining_of_small_function): Dump frequency.
14864 * predict.c (estimate_bb_frequencies): Export.
14865 * predict.h (estimate_bb_frequencies): Declare.
14866 * tree-inline.c (copy_bb): Watch overflows.
14867 (expand_call_inline): Update call of cgraph_create_edge.
14868 (optimize_inline_calls): Use TODO flags to update frequnecies.
14869 * passes.h: Include predict.h
14870 (init_optimization_passes): Move profile ahead.
14871 (execute_function_todo): Handle TODO_rebuild_frequencies.
14873 2007-02-09 Roger Sayle <roger@eyesopen.com>
14875 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14876 the insbl or inswl pattern into a register.
14878 2007-02-09 Roger Sayle <roger@eyesopen.com>
14880 * config/ia64/ia64.md (bswapdi2): New define_insn.
14882 2007-02-09 Richard Henderson <rth@redhat.com>
14884 * config/i386/constraints.md (Ym): New constraint.
14885 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14886 (movdi_1_rex64): Split sse and xmm general register moves from
14887 memory move alternatives. Use conditional register constraints.
14888 (movsf_1, movdf_integer): Likewise.
14889 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14890 (movdf_integer_rex64): New.
14891 (pushsf_rex64): Fix output constraints.
14892 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14893 (sse2_stored): Likewise.
14894 (sse2_storeq_rex64): New.
14895 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14896 amd and not generic.
14897 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14898 for optimize_size. Remove SF/DFmode hack.
14900 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14902 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14905 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14906 Richard Sandiford <richard@codesourcery.com>
14908 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14909 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14910 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14911 m68k/t-mlib to tmake_file.
14912 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14913 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14914 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14915 Allow it to be cf or m68k. Set m68k_arch_family. If that
14916 variable is not empty, add t-$m68k_arch_family to tmake_file.
14917 Add t-mlibs to tmake_file.
14918 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14919 * config/m68k/t-cf: New file.
14920 * config/m68k/t-m68k: Likewise.
14921 * config/m68k/t-mlibs: Likewise.
14922 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14923 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14924 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14925 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14926 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14928 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14929 (INSTALL_LIBGCC): Delete.
14930 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14931 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14932 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14933 (M68K_MLIB_CPU): Define.
14934 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14935 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14936 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14938 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14939 Richard Guenther <rguenther@suse.de>
14941 PR middle-end/23361
14942 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14943 against INT_MIN/INT_MAX.
14944 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14945 file if a loop is removed.
14947 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14949 * calls.c (store_one_arg): Pass correct alignment to
14950 emit_push_insn for non-BLKmode values.
14951 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14952 unaligned stack slot via a suitably aligned slot.
14954 2007-02-08 DJ Delorie <dj@redhat.com>
14956 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14958 (legal_subregs): Use unsigned char, make const.
14959 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14961 2007-02-08 Paul Brook <paul@codesourcery.com>
14963 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14964 special interworking needed.
14966 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14968 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14969 conditional to __SSE2__.
14970 (Entries below should have been added to first ChangeLog
14971 entry for amdfam10 dated 2007-02-05)
14972 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14974 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14976 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14979 2007-02-08 DJ Delorie <dj@redhat.com>
14981 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14982 * config/m32c/m32c.c (legal_subregs): New.
14983 (m32c_illegal_subreg_p): New.
14984 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14985 unsupported subregs of hard regs.
14987 2007-02-08 Jan Hubicka <jh@suse.cz>
14989 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14990 the same one; always update histograms.
14992 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14994 * passes.c (init_optimization_passes): Tidy comment.
14996 2007-02-08 Roger Sayle <roger@eyesopen.com>
14998 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14999 strip zero_extend, bswap and rotates from POCOUNT's argument.
15000 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15001 zero_extend and rotates from PARITY's argument.
15002 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15003 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15004 of an integer constant at compile-time.
15006 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15009 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15011 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15014 * tree-ssa-live.c (remove_unused_locals): Do not remove
15015 TREE_ADDRESSABLE variables.
15016 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15017 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15018 FOR_CLOBBER. Update all users.
15019 If VAR has an associated alias set, add a virtual operand for
15020 it if no alias is found to conflict with the memory reference.
15022 2007-02-07 Jan Hubicka <jh@suse.cz>
15023 Robert Kidd <rkidd@crhc.uiuc.edu>
15025 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15027 2007-02-07 Ian Lance Taylor <iant@google.com>
15029 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15031 2007-02-07 Roger Sayle <roger@eyesopen.com>
15033 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15034 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15035 tablejumpdi, movsi_to_cr_one): Remove constraints from
15036 define_expand's match_operands.
15038 2007-02-07 Roger Sayle <roger@eyesopen.com>
15040 * global.c (compute_regsets): Move declatation of "i" inside of
15041 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15043 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15046 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15047 of INDIRECT_REF <RESULT_DECL>.
15049 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15051 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15052 Kaz Kojima <kkojima@gcc.gnu.org>
15055 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15057 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15059 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15061 * doc/loop.texi: Document possibility not to perform disambiguation
15062 of loops with multiple latches.
15063 * cfgloopmanip.c (alp_enum_p): Removed.
15064 (add_loop): Handle subloops. Use get_loop_body_with_size.
15065 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15066 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15067 the new forwarder block.
15068 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15069 Handle the case latch is NULL.
15070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15071 modifications when marking loop exits.
15072 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15074 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15075 disambiguate_loops_with_multiple_latches.
15076 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15077 before fix_loop_structure.
15078 * cfgloop.c: Include pointer-set.h and output.h.
15079 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15080 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15081 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15082 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15083 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15084 disambiguate_multiple_latches, get_loop_body_with_size,
15085 disambiguate_loops_with_multiple_latches): New functions.
15086 (flow_loop_dump): Dump multiple latch edges.
15087 (flow_loop_nodes_find): Handle loops with multiple latches.
15088 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15089 (glb_enum_p): Modified.
15090 (get_loop_body): Use get_loop_body_with_size.
15091 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15092 (AVOID_CFG_MODIFICATIONS): New constant.
15093 (disambiguate_loops_with_multiple_latches, add_loop,
15094 get_loop_body_with_size): Declare.
15095 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15097 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15099 PR inline-asm/28686
15100 * global.c (compute_regsets): New function.
15101 (global_alloc): Refactored ELIMINABLE_REGSET
15102 and NO_GLOBAL_ALLOC_REGS computation out.
15103 (rest_of_handle_global_alloc): Call compute_regsets()
15104 for non-optimizing case.
15106 2007-02-06 Richard Henderson <rth@redhat.com>
15108 * config/i386/constraints.md (Y2): Rename from Y.
15109 (Yi): New constraint.
15110 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15111 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15112 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15113 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15114 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15115 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15116 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15117 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15118 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15119 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15120 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15121 vec_extractv2si_1): Change Y constraints to Y2.
15122 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15123 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15124 Change Y constraints to Y2.
15125 (sse2_loadld): Change Y constraints to x.
15127 2007-02-06 Roger Sayle <roger@eyesopen.com>
15129 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15130 (parity<mode>2): New define_expand using rs6000_emit_parity.
15131 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15132 rs6000_emit_parity): New functions.
15133 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15134 rs6000_emit_parity): Prototype here.
15136 2007-02-06 Ian Lance Taylor <iant@google.com>
15138 * lower-subreg.c (simple_move_operand): Reject CONST.
15139 (resolve_clobber): Call validate_change rather than directly
15140 assigning to XEXP (pat, 0).
15142 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15144 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15145 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15146 (tree-cfg.o): Remove hashtab.h dependency.
15148 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15149 (struct ivopts_data): Change niters to pointer_map_t.
15150 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15151 (niter_for_exit): Create pointer_map on demand. Change for
15153 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15154 (free_loop_data): Destroy data->niters if created and reset field.
15155 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15156 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15158 * tree-ssa-reassoc.c: Include pointer-set.h.
15159 (bb_rank): Change to long *.
15160 (operand_rank): Change to pointer_map_t.
15161 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15162 (insert_operand_rank): Accept long.
15163 (operand_entry_hash, operand_entry_eq): Remove.
15164 (get_rank): Return long. Adjust for changes above.
15165 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15167 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15169 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15170 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15171 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15173 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15174 directly since it cannot be NULL.
15175 (get_vi_for_tree): Rewrite for pointer_map API.
15176 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15177 (init_alias_vars): Create vi_for_tree as pointer_map.
15178 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15180 * tree-cfg.c: Don't include hashtab.h.
15181 (edge_to_cases): Declare as pointer_map.
15182 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15184 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15185 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15186 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15188 (record_switch_edge): Delete.
15189 (get_cases_for_edge): Adjust for pointer_map API, inline
15190 record_switch_edge (rewritten for new API), remove goto.
15192 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15194 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15195 * tree-nested.c: Include pointer-set.h.
15196 (var_map_elt, var_map_eq, var_map_hash): Delete.
15197 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15198 to pointer_map_t's.
15199 (nesting_info_bitmap_obstack): New.
15200 (lookup_field_for_decl): Adjust for pointer_map API.
15201 (lookup_tramp_for_decl): Adjust for pointer_map API.
15202 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15203 (get_local_debug_decl): Adjust for pointer_map API.
15204 (convert_nl_goto_reference): Adjust for pointer_map API.
15205 (convert_nl_goto_receiver): Adjust for pointer_map API.
15206 (create_nesting_tree): Create outside GGC space. Create bitmap on
15207 the new obstack. Create field_map and var_map as pointer_maps.
15208 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15210 (lower_nested_functions): Move root here, no need to NULL it.
15211 Initialize and release the obstack.
15213 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15215 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15216 Remove prototypes and make them non-static.
15217 (struct tree_int_map): Remove.
15218 * tree.h (struct tree_int_map): Move here, turning TO into an
15220 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15222 * tree.h (TREE_COMPLEXITY): Remove.
15223 (struct tree_exp): Remove complexity field.
15224 * tree.c (build1_stat): Don't set it.
15226 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15227 Victor Kaplansky <victork@il.ibm.com>
15229 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15230 (vect_is_simple_reduction): Support reduction with induction as
15231 one of the operands.
15232 (vect_is_simple_iv_evolution): Fix formatting.
15233 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15234 formatting. Don't mark induction phis for vectorization.
15235 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15236 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15237 (vect_get_vec_def_for_operand): Support induction.
15238 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15240 (vectorizable_reduction): Support reduction with induction as one of
15242 (vectorizable_type_demotion): Use def-type of stmt argument rather
15243 than dummy def-type.
15245 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15246 flag_tree_scev_cprop.
15247 * common.opt (tree-scev-cprop): New flag.
15249 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15250 call to vect_get_new_vect_var.
15252 2007-02-06 Ira Rosen <irar@il.ibm.com>
15254 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15255 vectype is not NULL.
15256 (vect_pattern_recog_1): Likewise.
15258 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15260 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15261 (fold_negate_expr): Likewise.
15263 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15266 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15267 even if cv-qualification is the same.
15269 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15271 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15272 __enable_execute_stack on completion.
15274 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15276 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15277 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15278 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15279 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15280 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15281 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15282 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15283 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15285 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15287 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15288 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15289 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15290 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15291 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15292 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15293 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15294 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15295 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15296 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15297 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15298 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15299 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15300 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15301 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15302 sqrtextenddfxf2_i387): Added amdfam10_decode.
15304 * config/i386/athlon.md (athlon_idirect_amdfam10,
15305 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15306 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15307 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15308 athlon_ivector_store_amdfam10): New define_insn_reservation.
15309 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15314 * config/i386/athlon.md (athlon_call_amdfam10,
15315 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15316 define_insn_reservation.
15317 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15318 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15319 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15321 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15323 * config/i386/athlon.md (athlon_sseld_amdfam10,
15324 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15325 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15329 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15330 define_insn_reservation.
15331 * config/i386/i386.md (sseins): Added sseins to define_attr type
15332 and define_attr unit.
15333 * config/i386/sse.md: Set type attribute to sseins for insertq
15336 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15338 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15339 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15340 ssecomi_load_amdfam10, ssecomi_amdfam10,
15341 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15342 define_insn_reservation.
15343 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15345 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15347 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15348 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15349 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15350 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15351 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15352 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15353 define_insn_reservation.
15355 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15356 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15357 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15358 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15359 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15361 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15363 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15364 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15365 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15366 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15367 athlon_ssemul_load_k8): Added amdfam10.
15369 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15371 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15372 (x86_sse_unaligned_move_optimal): New variable.
15374 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15376 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15377 for unaligned vector SSE double/single precision loads for AMDFAM10.
15379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15381 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15382 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15383 Define TARGET_CPU_DEFAULT_amdfam10.
15384 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15385 (processor_type): Add PROCESSOR_AMDFAM10.
15387 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15388 processor_type in config/i386/i386.h.
15389 Enable imul peepholes for TARGET_AMDFAM10.
15391 * config.gcc: Add support for --with-cpu option for amdfam10.
15393 * config/i386/i386.c (amdfam10_cost): New variable.
15394 (m_AMDFAM10): New macro.
15395 (m_ATHLON_K8_AMDFAM10): New macro.
15396 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15397 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15398 x86_promote_QImode, x86_integer_DFmode_moves,
15399 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15400 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15401 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15402 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15403 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15404 Enable/disable for amdfam10.
15405 (override_options): Add amdfam10_cost to processor_target_table.
15406 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15407 processor_alias_table.
15408 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15409 (ix86_adjust_cost): Add code for amdfam10.
15411 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15413 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15414 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15415 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15416 * config/i386/i386.h: Add builtin definition for SSE4A.
15417 * config/i386/i386.md: Add support for ABM instructions
15418 (popcnt and lzcnt).
15419 * config/i386/sse.md: Add support for SSE4A instructions
15420 (movntss, movntsd, extrq, insertq).
15421 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15422 Add -march=amdfam10 flag.
15423 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15424 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15426 * doc/extend.texi: Add documentation for SSE4A builtins.
15428 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15430 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15432 2007-02-05 Richard Guenther <rguenther@suse.de>
15434 * tree-vectorizer.h (vectorizable_function): Add argument type
15435 argument, change return type.
15436 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15437 * tree-vect-transform.c (vectorizable_function): Handle extra
15438 argument, return vectorized function decl.
15439 (build_vectorized_function_call): Remove.
15440 (vectorizable_call): Handle calls with result and argument types
15441 differing. Handle loop vectorization factor correctly.
15442 * targhooks.c (default_builtin_vectorized_function): Adjust for
15444 * targhooks.h (default_builtin_vectorized_function): Likewise.
15445 * target.h (builtin_vectorized_function): Add argument type
15447 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15448 extra argument, allow vectorizing of lrintf.
15449 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15450 documentation of target hook.
15452 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15455 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15456 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15457 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15459 2007-02-05 Roger Sayle <roger@eyesopen.com>
15461 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15462 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15463 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15464 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15465 before canonicalizing sincos to cexpi.
15466 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15468 2007-02-05 Roger Sayle <roger@eyesopen.com>
15470 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15471 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15472 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15474 2007-02-05 Roger Sayle <roger@eyesopen.com>
15476 * mips-tfile.c (initialize_init_file): Correct endianness test.
15478 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15480 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15481 the 'y' constraint.
15483 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15485 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15486 saves in a PARALLEL before the register assignments.
15488 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15490 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15491 DWARF_FRAME_RETURN_COLUMN to be a general register.
15492 * dwarf2out.c (init_return_column_size): New function, split from...
15493 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15494 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15495 to be nongeneral registers.
15496 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15498 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15499 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15501 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15503 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15505 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15507 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15508 (remove_path): Use can_remove_branch_p and remove_branch instead
15509 of loop_delete_branch_edge.
15510 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15511 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15512 Update profile using scale_dominated_blocks_in_loop.
15513 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15514 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15515 (can_remove_branch_p, remove_branch): Declare.
15516 * tree-cfg.c (tree_can_remove_branch_p): New function.
15517 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15518 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15519 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15521 2007-02-05 Jan Hubicka <jh@suse.cz>
15523 PR middle-end/30696
15524 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15525 nodes in cgraph, don't remove offline copy of the function.
15527 2007-02-04 Jan Hubicka <jh@suse.cz>
15529 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15530 vectors might cause maybe_lookup_element_for_expr to be called
15531 on non-sra-candidate.
15533 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15535 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15536 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15537 spelling conventions.
15539 2007-02-04 Richard Guenther <rguenther@suse.de>
15541 PR middle-end/30636
15542 * fold-const.c (try_move_mult_to_index): Make sure to not
15543 overflow one dimension of a multi-dimensional array access.
15545 2007-02-04 Jan Hubicka <jh@suse.cz>
15547 * passes.c (init_optimization_passes): Reindent.
15549 2007-02-04 Jan Hubicka <jh@suse.cz>
15550 Eric Botcazou <ebotcazou@adacore.com>
15552 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15553 (execute_fixup_cfg): Break out the abnormal goto code.
15554 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15555 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15556 (optimize_inline_calls): Call make_nonlocal_label_edges.
15558 2007-02-04 Jan Hubicka <jh@suse.cz>
15560 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15561 true when something was changed.
15562 (rename_ssa_copies): When something was changed, do
15563 TODO_remove_unused_locals.
15564 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15565 add TODO_remove_unused_locals when instruction was removed.
15567 2007-02-04 Jan Hubicka <jh@suse.cz>
15569 * ipa-inline.c (try_inline): Improve debug output; work on already
15571 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15572 call try_inline for already inlined edges too when flattening;
15573 inline also functions that make callee growth but overall unit size
15576 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15578 * config/m32c/bitops.md, config/m32c/jump.md,
15579 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15580 config/m32r/m32r.h, config/m32r/m32r.md,
15581 config/m32r/predicates.md, config/m68hc11/larith.asm,
15582 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15583 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15584 config/mips/mips-protos.h, config/mips/mips.c,
15585 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15586 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15587 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15588 spelling conventions.
15590 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15591 Follow spelling conventions.
15593 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15595 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15596 warn about C++0x compatibility.
15598 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15600 * config/h8300/h8300.c, config/h8300/h8300.h,
15601 config/h8300/h8300.md: Follow spelling conventions.
15603 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15605 PR middle-end/30667
15606 * combine.c (try_combine): Do not substitute source operand
15607 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15609 2007-02-03 Jan Hubicka <jh@suse.cz>
15611 PR gcov-profile/30650
15612 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15613 do not divide by zero for never executed counters.
15614 (tree_find_values_to_profile): Fix counters.
15615 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15617 2007-02-03 Ian Lance Taylor <iant@google.com>
15619 * lower-subreg.c (simple_move_operand): New static function,
15620 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15622 (simple_move): Call simple_move_operand.
15623 (find_decomposable_subregs): Add special handling of MEMs.
15624 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15625 meaning of return value. If we see a hard register, test whether
15626 it can store a word_mode value. Change all callers.
15628 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15630 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15631 ftrapv insns and expanders.
15632 (subdi3): Change define_expand operand 1 to arith11_operand, and
15633 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15634 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15635 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15638 PR middle-end/30174
15639 * varasm.c (notice_global_symbol): Treat global objects as weak when
15640 flag_shlib is true.
15642 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15644 * emit-rtl.c (dconstpi): Delete.
15645 (dconstsqrt2): New.
15646 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15647 * real.h (dconstpi): Delete.
15648 (dconstsqrt2): New.
15649 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15650 (fold_builtin_hypot): Likewise.
15652 2007-02-03 Tom Tromey <tromey@redhat.com>
15655 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15656 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15658 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15660 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15661 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15662 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15663 config/rs6000/cell.md, config/rs6000/darwin.h,
15664 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15665 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15666 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15667 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15668 typos. Follow spelling conventions.
15669 * doc/invoke.texi: Follow spelling conventions.
15671 2007-02-03 Roger Sayle <roger@eyesopen.com>
15673 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15674 canonicalization transformations that attempt to simplify integer
15675 constant comparisons to become comparisons against zero.
15677 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15679 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15681 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15682 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15684 2007-02-02 Mike Stump <mrs@apple.com>
15686 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15687 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15688 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15689 generate a branch island.
15691 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15693 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15694 (xtensa_legitimate_address_p): New.
15695 (xtensa_legitimize_address): New.
15696 (xtensa_output_addr_const_extra): New.
15697 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15699 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15700 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15701 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15702 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15703 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15704 (xtensa_legitimize_address): New.
15705 (xtensa_output_addr_const_extra): New.
15707 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15709 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15711 2007-02-02 Ian Lance Taylor <iant@google.com>
15713 * expmed.c (expand_divmod): Add comment.
15715 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15717 * emit-rtl.c (renumber_insns): Remove.
15718 * flags.h: Remove the extern for flag_renumber_insns.
15719 * rtl.h: Remove the prototype for renumber_insns.
15720 * toplev.c (flag_renumber_insns): Remove.
15722 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15724 Revert for x86 darwin:
15725 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15727 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15728 code before the following patch under TARGET_MACHO.
15729 (ix86_function_value_regno_p): Likewise.
15731 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15733 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15736 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15739 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15740 loads to general or fp registers. Add comments.
15741 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15743 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15745 * pointer-set.c (insert_aux): Only return insertion slot.
15746 (pointer_set_insert): Adjust.
15747 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15748 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15749 pointer_map_traverse): New.
15750 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15751 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15752 pointer_map_contains, pointer_map_traverse): Declare.
15754 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15756 PR middle-end/30473
15757 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15758 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15760 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15762 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15764 (struct _dep): New type.
15765 (dep_t): New typedef.
15766 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15767 (DEP_STATUS): New access macro. The macro with the same name was
15768 renamed to DEP_LINK_STATUS.
15769 (dep_init): Declare function
15771 (struct _dep_link): New type.
15772 (dep_link_t): New typedef.
15773 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15774 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15775 (DEP_LINK_STATUS): New macro.
15776 (debug_dep_links): New debug function.
15778 (struct _deps_list): New type.
15779 (deps_list_t): New typedef.
15780 (DEPS_LIST_FIRST): New access macro.
15781 (FOR_EACH_DEP_LINK): New cycle macro.
15782 (create_deps_list, free_deps_list, delete_deps_list): Declare
15784 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15785 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15786 (copy_deps_list_change_con): Ditto.
15788 (move_dep_link): Declare function.
15790 (struct _dep_node): New type.
15791 (dep_node_t): New typedef.
15792 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15794 (struct haifa_insn_data.back_deps): New field to hold backward
15795 dependencies of the insn.
15796 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15798 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15799 Change its type to deps_list_t.
15800 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15801 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15802 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15804 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15806 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15808 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15810 (dep_cost): Declare.
15812 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15813 (ds_to_dk, dk_to_ds): New functions.
15815 (init_dep_1): New static function.
15816 (init_dep): New function.
15817 (copy_dep): New static function.
15819 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15821 (detach_dep_link): New static function.
15822 (move_dep_link): New function.
15824 (dep_links_consistent_p, dump_dep_links): New static functions.
15825 (debug_dep_links): New debugging function.
15827 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15829 (alloc_deps_list, init_deps_list): New static functions.
15830 (create_deps_list): New function.
15831 (clear_deps_list): New static function.
15832 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15833 (deps_list_consistent_p, dump_deps_list): New static functions.
15834 (debug_deps_list): New function.
15835 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15837 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15839 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15840 use new scheduler dependencies lists.
15841 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15842 (sched_analyze): Ditto. Initialize dependencies lists.
15843 (add_forw_dep, compute_forward_dependences): Update to use new
15844 scheduler dependencies lists.
15846 (init_dependency_caches): Init deps_obstack.
15847 (free_dependency_caches): Free deps_obstack.
15849 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15850 new scheduler dependencies lists.
15851 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15852 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15854 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15855 Update to use new scheduler dependencies lists.
15856 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15857 (debug_dependencies): Ditto.
15858 (schedule_region): Update comments.
15860 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15861 scheduler dependencies lists.
15862 (schedule_ebb): Update comments.
15864 * rtl.def (DEPS_LIST): Remove.
15866 * lists.c (unused_deps_list): Remove.
15867 (free_list): Update assertions.
15869 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15870 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15872 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15873 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15875 * haifa-sched.c (comments): Update.
15876 (insn_cost1): Remove. Inline the code into insn_cost ().
15877 (insn_cost): Update to use new scheduler dependencies lists. Move
15878 processing of the dependency cost to dep_cost ().
15879 (dep_cost): New function. Use it instead of insn_cost () when
15880 evaluating cost of the dependency. Use compatible interface to
15881 interact with the target.
15882 (priority): Update to use new scheduler dependencies lists.
15883 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15884 with greater number of insns that depend on the insn.
15885 (schedule_insn): Update to use new scheduler dependencies lists. Add
15886 code to free backward dependencies lists. Inline and optimize code
15887 from resolve_dep () - see PR28071.
15888 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15889 lists. Update call to targetm.sched.is_costly_dependence hook.
15891 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15892 scheduler dependencies lists.
15894 (resolve_dep): Remove. Move the logic to schedule_insn ().
15895 (init_h_i_d): Initialize dependencies lists.
15897 (process_insn_depend_be_in_spec): Rename to
15898 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15899 dependencies lists.
15900 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15901 Update to use new scheduler dependencies lists.
15902 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15904 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15905 new scheduler dependencies lists.
15906 (build_intra_loop_deps): Ditto.
15908 * target.h (struct _dep): Declare to use in
15909 gcc_target.sched.is_costly_dependence.
15910 (struct gcc_target.sched.adjust_cost): Fix typo.
15911 (struct gcc_target.sched.is_costly_dependence): Change signature to
15912 use single dep_t parameter instead of an equivalent triad.
15913 (struct gcc_target.sched.adjust_cost_2): Remove.
15915 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15917 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15919 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15921 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15923 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15924 (REG_DEP_TRUE): Document.
15926 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15927 Change signature to correspond to the targetm.sched.adjust_cost hook.
15928 Update use in TARGET_SCHED_ADJUST_COST_2.
15929 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15930 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15931 new scheduler dependencies lists.
15932 (ia64_gen_check): Ditto.
15934 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15935 scheduler dependencies lists.
15937 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15938 signature to correspond to the targetm.sched.is_costly_dependence hook.
15939 (is_costly_group): Update to use new scheduler dependencies lists.
15941 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15942 instead of INSN_COST () macro.
15944 2007-02-01 Ian Lance Taylor <iant@google.com>
15946 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15948 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15950 * pa.md (tp_load): Correct mfctl instruction syntax.
15952 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15954 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15955 altivec_padding_size calculation on AIX. Improve comment, add
15956 assert to verify that it's right.
15958 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15961 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15963 PR inline-asm/28686
15964 * global.c (global_alloc): Add mising initialization of
15967 2007-02-01 Roger Sayle <roger@eyesopen.com>
15969 * alias.c (init_alias_analysis): Correct whitespace.
15970 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15971 partition_hot_cold_basic_blocks): Likewise.
15972 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15973 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15974 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15975 fold_builtin_snprintf_chk, fold_builtin_printf,
15976 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15977 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15978 * cfgcleanup.c (cleanup_cfg): Likewise.
15979 * cfgexpand.c (tree_expand_cfg): Likewise.
15980 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15981 * function.c (get_next_funcdef_no): Likewise.
15982 * gengtype.c (main): Likewise.
15983 * genmodes.c (main): Likewise.
15984 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15985 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15986 * ifcvt.c (noce_emit_move_insn): Likewise.
15987 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15989 * stor-layout.c (get_best_mode): Likewise.
15990 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15991 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15992 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15993 perform_var_substitution, solve_graph): Likewise.
15994 * tree-vrp.c (vrp_finalize): Likewise.
15996 2007-02-01 Ian Lance Taylor <iant@google.com>
15998 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15999 high part of a paradoxical subreg, return a constant zero.
16001 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16003 * toplev.c (lang_dependent_init): Call init_set_costs.
16004 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16006 2007-02-01 Richard Guenther <rguenther@suse.de>
16008 PR middle-end/30656
16009 * fold-const.c (fold_negate_expr): Allow negating a
16010 constant if overflow does not change.
16012 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16014 * doc/c-tree.texi (Expression trees): Improve markup.
16015 * doc/tm.texi (Register Classes, Addressing Modes)
16016 (Floating Point): Fix spacing after abbreviations. Fix some
16019 2007-02-01 Ben Elliston <bje@au.ibm.com>
16021 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16022 * doc/contrib.texi: Likewise.
16023 * doc/install.texi: Likewise.
16025 2007-01-31 Richard Henderson <rth@redhat.com>
16026 Ian Lance Taylor <iant@google.com>
16028 * lower-subreg.c: New file.
16029 * rtl.def (CONCATN): Define.
16030 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16031 pass_lower_subreg2.
16032 * emit-rtl.c (update_reg_offset): New static function, broken out
16033 of gen_rtx_REG_offset.
16034 (gen_rtx_REG_offset): Call update_reg_offset.
16035 (gen_reg_rtx_offset): New function.
16036 * regclass.c: Revert patch of 2006-03-05, restoring
16038 (clear_reg_info_regno): New function.
16039 * dwarf2out.c (concatn_loc_descriptor): New static function.
16040 (loc_descriptor): Handle CONCATN.
16041 * common.opt (fsplit_wide_types): New option.
16042 * opts.c (decode_options): Set flag_split_wide_types when
16044 * timevar.def (TV_LOWER_SUBREG): Define.
16045 * rtl.h (gen_reg_rtx_offset): Declare.
16046 (reg_scan_update): Declare.
16047 * regs.h (clear_reg_info_regno): Declare.
16048 * tree-pass.h (pass_lower_subreg): Declare.
16049 (pass_lower_subreg2): Declare.
16050 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16051 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16052 -fsplit-wide-types.
16053 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16054 * Makefile.in (OBJS-common): Add lower-subreg.o.
16055 (lower-subreg.o): New target.
16057 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16059 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16061 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16064 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16066 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16068 PR middle-end/29335
16069 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16071 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16073 * cfgloop.h: Include vec-prim.h.
16074 (enum li_flags): Remove LI_ONLY_OLD.
16075 (loop_iterator): Changed.
16076 (fel_next, fel_init): Iterate over loop tree.
16077 (FOR_EACH_LOOP_BREAK): New macro.
16078 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16080 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16081 * modulo-sched.c (sms_schedule): Ditto.
16082 * tree-vectorizer.c (vectorize_loops): Ditto.
16083 * doc/loop.texi: Update information on loop numbering and behavior of
16084 FOR_EACH_LOOP wrto new loops.
16085 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16086 add_to_evolution_1): Test nestedness of loops instead of comparing
16088 * tree-chrec.c (chrec_fold_plus_poly_poly,
16089 chrec_fold_multiply_poly_poly, chrec_evaluate,
16090 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16091 reset_evolution_in_loop): Ditto.
16092 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16094 2007-01-31 Dirk Mueller <dmueller@suse.de>
16096 * c-common.c (warn_about_parentheses): Separate warning about
16097 un-parenthized sequence of comparison operators from the one
16098 which is supposed to warn about x <= y <= z.
16100 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16102 * optabs.h (enum optab_index): Add new OTI_isinf.
16103 (isinf_optab): Define corresponding macro.
16104 * optabs.c (init_optabs): Initialize isinf_optab.
16105 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16107 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16108 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16110 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16111 expand_builtin_interclass_mathfn.
16112 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16113 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16114 (fxam<mode>2_i387): New insn pattern.
16115 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16116 built-in functions as x87 inline asm.
16118 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16120 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16122 2007-01-30 Eric Christopher <echristo@apple.com>
16124 * config.gcc: Add geode.
16126 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16128 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16129 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16130 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16131 value-prof.c: Fix comment typos.
16133 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16136 * doc/invoke.texi (Wpointer-arith): Document warning.
16138 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16140 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16141 the list of discrepancies from the draft TR.
16143 2007-01-30 Dirk Mueller <dmueller@suse.de>
16146 * doc/invoke.texi (-Wreturn-type): Update description to
16147 match new behavior.
16149 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16151 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16153 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16155 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16156 to handle optabs that operate on floating point input argument and
16157 output to integer output.
16158 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16159 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16160 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16161 expand_builtin_interclass_mathfn ().
16162 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16163 (ilogbsi2): Remove.
16164 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16165 ilogbl built-in functions as x87 intrinsics.
16167 2007-01-30 Richard Guenther <rguenther@suse.de>
16169 PR middle-end/27657
16170 * dwarf2out.c (reference_to_unused): Query varpool if the
16171 variable was output.
16173 2007-01-30 Richard Guenther <rguenther@suse.de>
16175 PR middle-end/30313
16176 * passes.c (execute_one_pass): Reset in_gimple_form to not
16177 confuse non-unit-at-a-time mode.
16179 2007-01-29 Roger Sayle <roger@eyesopen.com>
16180 Richard Guenther <rguenther@suse.de>
16182 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16183 avoid undefined behaviour on overflow. Use force_fit_type_double
16184 to construct the constant with the specified TREE_OVERFLOW.
16186 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16188 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16189 * config/dfp-bit.h: Ditto.
16191 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16193 * c-decl.c (pop_scope): Replace warnings with call to
16194 warn_for_unused_label.
16195 * c-common.h (warn_for_unused_label): Declare.
16196 * c-common.c (warn_for_unused_label): Define.
16198 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16200 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16203 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16205 * Makefile.in (USER_H): Remove decfloat.h.
16206 * ginclude/decfloat.h: Delete, moving contents to ...
16207 * ginclude/float.h: Add support for decimal floating point,
16208 guarded by __STDC_WANT_DEC_FP__.
16210 2007-01-29 Mike Stump <mrs@apple.com>
16212 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16213 Analysis and Representation to resolve case insensitive conflict.
16214 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16216 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16218 * tree.h (struct tree_memory_tag): Add aliases member.
16219 (MTAG_ALIASES): New macro.
16220 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16221 (add_may_alias): Remove pointer-set. Update for may_aliases being
16223 (mark_aliases_call_clobbered): Update for may_aliases being a
16225 (compute_tag_properties): Ditto.
16226 (create_partition_for): Ditto.
16227 (compute_memory_partitions): Ditto.
16228 (dump_may_aliases_for): Ditto.
16229 (is_aliased_with): Ditto.
16230 (add_may_alias_for_new_tag): Ditto.
16231 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16232 (compute_is_aliased): New function.
16233 (compute_may_aliases): Call compute_is_aliased).
16234 (init_alias_info): Initialize alias_bitmap_obstack.
16235 (union_alias_set_into): New function.
16236 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16237 (have_common_aliases_p): Rewrite to take two bitmaps and use
16239 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16240 Update for bitmaps.
16241 (finalize_ref_all_pointers): Update for add_may_alias changes.
16242 (new_type_alias): Ditto.
16243 * tree-flow-inline.h (may_aliases): Return a bitmap.
16244 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16245 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16246 may_aliases being a bitmap.
16247 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16248 may_aliases now returns a bitmap.
16249 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16251 * tree-ssa-operands.c (add_virtual_operand): Update for
16252 may_aliases being a bitmap.
16254 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16256 PR tree-optimization/30630
16257 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16258 variable as changed.
16260 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16263 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16264 expanded only once even if an error occurs.
16266 2007-01-29 Ben Elliston <bje@au.ibm.com>
16268 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16269 (__gcov_average_profiler): Likewise.
16270 (__gcov_ior_profiler): Likewise.
16271 (__gcov_merge_ior): Likewise.
16273 2007-01-28 Jan Hubicka <jh@suse.cz>
16275 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16276 * value-prof.c (stringop_block_profile): Likewise.
16278 2007-01-28 Jan Hubicka <jh@suse.cz>
16280 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16281 Add variant handling histograms; add wrapper.
16282 (clear_storage_via_libcall): Export.
16283 (emit_block_move_hints): Break out from ...; add histograms.
16284 (emit_block_move): ... this one.
16285 (clear_storage_hints): Break out from ...; add histograms.
16286 (clear_storage): ... this one.
16287 (set_storage_via_memset): Handle histogram.
16288 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16289 (clear_storage_hints, clear_storage_via_libcall): Declare.
16290 (set_storage_via_setmem): Update prototype.
16291 * doc/md.texi (movmem, setmem): Document new arguments.
16293 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16294 Add new histograms.
16295 (stringop_block_profile): New global function.
16296 (tree_stringops_values_to_profile): Profile block size and alignment.
16297 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16299 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16300 (stringop_block_profile): Declare.
16301 * builtins.c: Include value-prof.h.
16302 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16303 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16304 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16305 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16306 * profile.c (instrument_values): Add new counters.
16307 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16309 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16310 (tree_init_edge_profiler): Build new profilers.
16311 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16312 (pass_tree_profile): Add dump.
16313 (tree_profile_hooks): Update.
16314 * Makefile.in (LIBGCOV): Add new constants.
16315 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16316 __gcov_ior_profiler): New.
16317 * i386.md (movmem/setmem expanders): Add new optional arguments.
16319 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16321 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16323 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16325 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16326 (tree_unswitch_single_loop): Pass eni_size_weights to
16327 tree_num_loop_insns.
16328 * tree-ssa-loop-manip.c: Include tree-inline.h.
16329 (can_unroll_loop_p): Pass eni_size_weights to
16330 tree_num_loop_insns.
16331 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16332 Pass eni_size_weights to estimate_num_insns.
16333 * tree.h (init_inline_once): Export.
16334 * toplev.c (backend_init): Call init_inline_once.
16335 * cgraphunit.c (cgraph_process_new_functions,
16336 cgraph_analyze_function): Pass eni_inlining_weights to
16337 estimate_num_insns.
16338 * ipa-inline.c (compute_inline_parameters): Ditto.
16339 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16340 to estimate_num_insns.
16341 (try_unroll_loop_completely): Pass eni_size_weights to
16342 tree_num_loop_insns.
16343 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16344 ot estimate_num_insns.
16345 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16346 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16347 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16348 eni_time_weights): New variables.
16349 (init_inline_once): Initialize them.
16350 (struct eni_data): Mew.
16351 (estimate_num_insns_1, estimate_num_insns): Use weights.
16352 * tree-inline.h (struct eni_weights_d): New.
16353 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16354 (estimate_num_insns): Declaration changed.
16355 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16356 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16357 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16359 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16361 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16362 relations in the conflict function is valid.
16364 2007-01-27 Ian Lance Taylor <iant@google.com>
16366 * common.opt: Add fstrict-overflow.
16367 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16368 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16369 (TYPE_OVERFLOW_UNDEFINED): Define.
16370 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16372 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16373 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16374 (fold_negate_expr): Likewise.
16375 (make_range): Likewise.
16376 (extract_muldiv_1): Likewise.
16377 (maybe_canonicalize_comparison): Likewise.
16378 (fold_comparison): Likewise.
16379 (fold_binary): Likewise.
16380 (tree_expr_nonnegative_p): Likewise.
16381 (tree_expr_nonzero_p): Likewise.
16382 * tree-vrp.c (compare_values): Likewise.
16383 (extract_range_from_binary_expr): Likewise.
16384 (extract_range_from_unary_expr): Likewise.
16385 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16387 (nowrap_type_p): Likewise.
16388 * tree-scalar-evolution.c (simple_iv): Likewise.
16389 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16390 (build_range_check): Likewise.
16391 (extract_muldiv_1): Likewise.
16392 (fold_comparison): Likewise.
16393 * tree-vrp.c (vrp_int_const_binop): Likewise.
16394 (extract_range_from_unary_expr): Likewise.
16395 * convert.c (convert_to_integer): Likewise.
16396 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16397 (fold_comparison): Likewise.
16398 (fold_binary): Likewise.
16399 * optabs.c (optab_for_tree_code): Likewise.
16400 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16401 * simplify-rtx.c (simplify_const_relational_operation): Check
16402 flag_strict_overflow and flag_trapv.
16403 (simplify_const_relational_operation): Likewise.
16404 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16405 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16408 2007-01-27 Roger Sayle <roger@eyesopen.com>
16410 * tree.c (tree_fold_gcd): Delete.
16411 * tree.h (tree_fold_gcd): Remove prototype.
16412 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16413 test whether one constant integer is a multiple of another. Instead
16414 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16415 * fold-const.c (multiple_of_p): We've determined both TOP and
16416 BOTTOM are integer constants so we can call int_const_binop directly
16417 instead of the more generic const_binop.
16419 2007-01-27 Roger Sayle <roger@eyesopen.com>
16421 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16422 1*X check that the constant hasn't overflowed, to preserve the
16424 (round_up): Provide an efficient implementation when rouding-up an
16425 INTEGER_CST to a power-of-two.
16427 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16429 * doc/sourcebuild.texi: Add comma for clarity.
16430 * doc/extend.texi: Fix some typos.
16431 * doc/passes.texi: Likewise.
16432 * doc/cppinternals.texi: Likewise.
16433 * doc/c-tree.texi: Likewise.
16434 * doc/tree-ssa.texi: Likewise.
16435 * doc/install.texi: Likewise.
16437 2007-01-27 Jan Hubicka <jh@suse.cz>
16439 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16440 (pass_sra): Do not require alias information.
16441 * passes.c (init_optimization_passes): Add SRA
16443 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16445 * tracer.c (rest_of_handle_tracer): We already cleaned
16446 up the CFG in tracer() so don't do it here again.
16447 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16448 cleanup_cfg here, either. And don't call renumber_insns.
16450 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16451 and BB_HEAD are in the insn stream here. Instead make sure
16452 that BB_INSN is valid on all insns. Also, do check here that
16453 there are no pending branch predictions...
16454 (rtl_verify_flow_info): ...instead of doing it here. Checks
16455 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16458 2007-01-26 Roger Sayle <roger@eyesopen.com>
16460 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16461 function to simplify/factorize operand order canonicalization.
16462 (ix86_fixup_binary_operands): Reorganize using the above function.
16463 (ix86_binary_operator_ok): Likewise.
16465 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16467 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16468 file scope from optimize_attrs.
16469 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16471 (optimize_attrs): Clear insn_code_values after freeing it.
16473 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16475 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16476 a parts.base assignment.
16478 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16480 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16481 (compute_subscript_distance, initialize_data_dependence_relation,
16482 finalize_ddr_dependent, analyze_ziv_subscript,
16483 analyze_siv_subscript_cst_affine,
16484 compute_overlap_steps_for_affine_univar,
16485 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16486 analyze_siv_subscript, analyze_miv_subscript,
16487 analyze_overlapping_iterations, subscript_dependence_tester_1,
16488 compute_self_dependence, free_dependence_relation): Work
16489 with affine_fn instead of chrecs.
16490 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16491 common_affine_function, affine_function_base,
16492 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16493 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16494 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16495 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16496 (all_chrecs_equal_p): Removed.
16497 * tree-data-ref.h (affine_fn, conflict_function): New types.
16498 (struct subscript): Change type of conflicting_iterations_in_a
16499 and conflicting_iterations_in_b.
16501 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16504 * config/pa/pa.h (TARGET_HPUX_11): New.
16505 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16506 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16508 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16509 Richard Guenther <rguenther@suse.de>
16511 * tree-ssa-structalias.c (solve_graph): Handle case
16512 we merged the variable to another.
16514 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16516 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16519 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16520 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16522 2007-01-25 DJ Delorie <dj@redhat.com>
16524 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16525 allow changes to modes which don't fit in those registers.
16527 * reload1.c (choose_reload_regs): Check for invalid subregs before
16528 computing their locations, not after.
16530 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16533 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16534 save Altivec registers in an eh_return function.
16535 (compute_vrsave_mask): Likewise.
16536 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16537 for saving Altivec registers.
16538 (rs6000_emit_prologue): Don't allocate stack twice in
16539 eh_return function. Correct expected value of altivec_save_offset
16540 when using save_world. Describe save of R0 to stack when using
16541 save_world. Describe stack pointer adjustment when using
16542 save_world. Remove duplicated eh_return parameter register saving.
16543 Update sp_offset variable after save_world.
16544 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16546 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16547 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16550 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16552 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16554 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16557 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16558 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16560 2007-01-25 Richard Guenther <rguenther@suse.de>
16562 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16563 * common.opt (-Wcoverage-mismatch): New warning option.
16564 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16565 if -Wcoverage-mismatch is given.
16567 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16569 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16570 (ipcp_driver): Change to static definition.
16571 Add dumping of the ifunctions.
16572 (constant_val_insert): Remove unused parameter. Support for SSA.
16573 (ipcp_propagate_const): Support for SSA.
16574 (ipcp_profile_bb_print): Print only analyzed nodes.
16575 (ipcp_replace_map_create): Remove support for Fortran constant
16577 * ipa-prop.c (ipa_method_modify_stmt,
16578 ipa_callsite_compute_param): Support for SSA.
16579 * ipa-prop.h (ipcp_driver): Remove declaration.
16580 (IS_VALID_TREE_MAP_INDEX): Add define.
16582 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16584 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16586 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16588 PR middle-end/30447
16589 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16590 constant argument to cabs and do it without checking for
16591 -funsafe-math-optimizations.
16593 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16595 * c-common.h (RID_FIRST_CXX0X): New.
16596 (RID_LAST_CXX0X): New.
16597 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16599 * c.opt (Wc++0x-compat): New.
16600 * doc/invoke.texi (-Wc++0x-compat): Document.
16602 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16604 * builtins.c (fold_builtin_carg): New.
16605 (fold_builtin_1): Use it.
16607 2007-01-24 Jan Hubicka <jh@suse.cz>
16609 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16611 * ipa-inline.c (initial_insns, max_insns): Delete.
16612 (compute_max_insns): New function.
16613 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16614 amount of insns as base for code growth.
16615 (cgraph_decide_inlining): Make initial_insns local; do not compute
16617 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16618 * doc/invoke.texi (inline-unit-growth): Update docs.
16620 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16622 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16623 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16624 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16625 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16626 for CPUs that have PTA_CX16 set.
16628 PR middle-end/27416
16629 * gimplify.c (omp_check_private): New function.
16630 (gimplify_scan_omp_clauses): Use it for
16631 firstprivate/lastprivate/reduction.
16633 PR middle-end/30494
16634 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16635 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16637 PR middle-end/30421
16638 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16639 If lower_lastprivate_clauses emits some statements, append them
16640 to dlist rather than body_p and to body_p append an initializer.
16641 (lower_omp_for): Adjust caller.
16643 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16645 * target.h (globalize_decl_name): New.
16646 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16647 * output.h (default_globalize_decl_name): New.
16648 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16650 (globalize_decl): Ditto.
16651 (default_globalize_decl_name): New.
16652 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16653 (ia64_handle_version_id_attribute): New.
16654 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16655 (ia64_asm_output_external): Use globalize_decl_name instead
16656 of globalize_label.
16657 * doc/extend.texi (version_id): New pragma.
16658 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16660 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16662 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16663 _uleb128_t and _Unwind_SWord with _sleb128_t.
16664 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16665 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16667 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16668 * unwind-pe.h (read_uleb128, read_sleb128,
16669 read_encoded_value_with_base): Likewise.
16670 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16672 2007-01-24 Richard Guenther <rguenther@suse.de>
16674 * builtins.c (expand_builtin_cexpi): Get the fndecl
16675 for cexp in the correct way.
16677 2007-01-24 Jan Hubicka <jh@suse.cz>
16679 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16682 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16684 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16685 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16686 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16687 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16688 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16689 __SIZEOF_PTRDIFF_T__.
16690 * doc/cpp.texi: Documentation for the new builtin macros added.
16692 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16694 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16695 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16696 instead of operands[2] to avoid access past the end of array.
16698 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16700 * reload1.c (emit_reload_insns): Pass the reload register
16701 for a non-spill output reload through forget_old_reloads_1.
16703 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16705 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16706 _SOFT_DOUBLE if doubles use software floating-point.
16707 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16708 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16709 * config/rs6000/darwin-ldouble.c: Also compile functions for
16710 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16711 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16712 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16713 commented-out long double override.
16714 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16715 * config/rs6000/eabispe.h: Likewise.
16716 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16717 long double for non-SPE.
16718 (rs6000_handle_option): Likewise.
16719 (invalid_e500_subreg): Disallow more subregs involding DImode,
16720 DFmode, TImode or TFmode.
16721 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16723 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16725 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16726 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16728 (rs6000_legitimate_address): Also check for TFmode for E500
16730 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16731 (spe_build_register_parallel): Handle TFmode and TCmode.
16732 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16734 (function_arg): Handle TFmode and TCmode for E500 double.
16735 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16737 (print_operand): Handle TFmode and TImode for %y.
16738 (rs6000_generate_compare): Handle TFmode comparisons for E500
16740 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16741 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16742 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16743 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16744 TFmode for E500 double.
16745 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16746 (floatsidf2): Enable for E500 double.
16747 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16748 (extenddftf2): Change to extenddftf2_fprs.
16749 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16750 depending on TARGET_E500_DOUBLE.
16751 (extendsftf2): Enable for E500 double.
16752 (trunctfdf2): Enable for E500 double.
16753 (trunctfsf2): Change to trunctfsf2_fprs.
16754 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16755 depending on TARGET_E500_DOUBLE.
16756 (floatsitf2): Enable for E500 double.
16757 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16758 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16759 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16760 (negtf2): Change to negtf2_internal.
16761 (negtf2): New expander.
16762 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16763 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16764 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16765 (movdi_internal32): Use rs6000_nonimmediate_operand.
16766 (unnamed splitter): Likewise.
16767 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16768 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16769 (SPE64TF, DITI): New mode macros.
16770 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16773 (frob_<mode>_di_2): New.
16774 (frob_tf_di_8_2): New.
16775 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16777 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16779 (frob_ti_<mode>_8_2): New.
16780 (frob_ti_tf_2): New.
16781 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16782 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16784 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16785 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16786 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16787 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16788 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16789 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16792 2007-01-23 Ian Lance Taylor <iant@google.com>
16794 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16796 (OBJS-archive): Reformat, alphabetize.
16797 (OBJS): Change out_object_file to OBJS-md.
16799 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16801 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16802 JUMP_P and CALL_P predicates where applicable.
16803 * config/i386/i386.c: Ditto.
16804 * config/i386/i386.md: Ditto.
16805 * config/i386/mmx.md: Ditto.
16806 * config/i386/predicates.md: Ditto.
16808 2007-01-22 Andreas Schwab <schwab@suse.de>
16810 * config/m68k/m68k.h: Fix comment.
16812 2007-01-22 Jan Hubicka <jh@suse.cz>
16814 * passes.c (init_optimization_passes): Do not rerun
16815 pass_early_warn_uninitialized.
16817 2007-01-22 Richard Guenther <rguenther@suse.de>
16819 PR tree-optimization/30038
16820 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16822 (execute_cse_sincos_1): Likewise.
16823 (execute_cse_sincos): Likewise.
16824 (gate_cse_sincos): Likewise.
16825 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16826 the cexpi() canonicalization of sincos().
16827 * tree-pass.h (pass_cse_sincos): Declare.
16828 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16830 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16832 PR rtl-optimization/29329
16833 * combine.c (replaced_rhs_insn): Rename to i2mod.
16834 (replaced_rhs_value): Rename to i2mod_new_rhs.
16835 (i2mod_old_rhs): New global variable.
16836 (combine_instructions): Adjust for above change. Save a copy of
16837 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16838 note are substituted in the second instruction.
16839 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16840 ditch the note if it pertains to the second eliminated register
16841 and this register is mentioned in i2mod_old_rhs.
16844 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16846 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16847 the insn to which the note was originally attached.
16849 2007-01-21 Jan Hubicka <jh@suse.cz>
16851 * ipa-inline.c (inlining_mode): Comment, move up.
16852 (cgraph_decide_inlining_incrementally): Do not perform inlining
16853 itself; fix handling of flattening of self recursive functions.
16854 (cgraph_find_cycles): Remove.
16855 (cgraph_flatten_node): Remove.
16856 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16857 (try_inline): New function.
16858 (cgraph_early_inlining): Update call of
16859 cgraph_decide_inlining_incrementally. Apply inlining here.
16860 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16862 2007-01-21 Dirk Mueller <dmueller@suse.de>
16865 * tree-vrp.c (check_array_bounds): do not warn
16866 about ADDR_EXPR's of ARRAY_REF's which are immediately
16867 used in binary expressions.
16869 2007-01-21 Ira Rosen <irar@il.ibm.com>
16871 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16872 read_write_dep and macros for its access.
16873 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16874 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16875 argument, call vect_check_interleaving for every independent pair of
16876 data-refs. Mark loads that access the same memory location as a store
16878 (vect_check_dependences): Remove.
16879 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16880 call, fix the call to vect_analyze_data_ref_dependence.
16881 (vect_analyze_data_ref_access): For statements that access the same
16882 data-ref, check that they are not stores; for loads, check that there
16883 is no store that access the same location.
16885 2007-01-20 Roger Sayle <roger@eyesopen.com>
16886 Joseph Myers <joseph@codesourcery.com>
16888 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16889 (-fdump-rtl-stack): Likewise.
16890 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16891 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16892 (-mpt-fixed): Use @minus{} for minus sign.
16893 (Using Precompiled Headers): Fix under/overfull hbox.
16895 2007-01-20 Jan Hubicka <jh@suse.cz>
16897 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16898 place within annotation.
16900 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16902 * pa.c (output_move_double): Change array size of xoperands to 4.
16904 2007-01-20 Jan Hubicka <jh@suse.cz>
16906 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16909 2007-01-19 Ian Lance Taylor <iant@google.com>
16911 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16912 constant to unsigned HOST_WIDE_INT before negating.
16914 2007-01-19 Ian Lance Taylor <iant@google.com>
16916 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16918 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16919 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16920 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16921 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16922 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16923 (realloc_vdef, realloc_vuse): Change second parameter to
16925 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16926 fields to unsigned.
16927 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16928 unsigned. Change x and lim locals to unsigned.
16929 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16931 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16932 (copy_virtual_operands): Change i and n locals to unsigned.
16934 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16936 PR middle-end/29335
16937 * builtins.c (fold_builtin_1): Handle builtin fdim.
16939 2007-01-20 Jan Hubicka <jh@suse.cz>
16941 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16942 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16943 init_alias_heapvars.
16944 (init_alias_heapvars): Initialize only when not already initialized.
16945 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16947 2007-01-19 Roger Sayle <roger@eyesopen.com>
16949 * common.opt (fsigned-zeros): New command line option.
16950 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16951 of flag_unsafe_math_optimizations.
16952 * opts.c (set_fast_math_flags): The -ffast-math command line option
16953 implies -fno-signed-zeros.
16954 (fast_math_flags_set_p): Likewise.
16956 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16957 the documentation of -ffast-math appropriately. Wrap long lines.
16959 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16961 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16962 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16964 2007-01-19 Tomas Bily <tbily@suse.cz>
16966 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16968 (tree_init_ic_make_global_vars): New function
16969 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16970 (tree_gen_ic_profiler): New function
16971 (tree_gen_ic_func_profiler): New function
16972 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16973 (tree_profile_hooks): Added hook for indirec/virtual calls
16974 * value-prof.c (tree_find_values_to_profile): New case for
16976 (tree_values_to_profile): Call for determining indirect/virtual
16978 (tree_indirect_call_to_profile): New function
16979 (tree_ic_transform): New function
16980 (tree_ic): New function
16981 (find_func_by_pid): New function
16982 (init_pid_map): New function
16983 (tree_value_profile_transformations): Added check for
16984 indirect/virtual call transformation
16985 * value-prof.h (enum hist_type): New counter type for
16986 indirect/virtual calls
16987 (profile_hooks): Added new hook for profiling indirect/virtual
16989 * profile.c (instrument_values): New case for indirect/virtual
16991 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16992 (GCOV_COUNTER_V_INDIR): New counter type
16993 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16994 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16996 * cgraph.c: Definition of cgraph_max_pid
16997 (cgraph_create_node): Default init of pid attribute
16998 * cgraph.h: Declaration of cgraph_max_pid
16999 (struct cgraph_node): Added pid attribute
17000 * libgcov.c (__gcov_indirect_call_profiler): New function
17001 (__gcov_one_value_profiler_body): New function
17002 (__gcov_one_value_profiler): Body was moved to
17003 __gcov_one_value_profiler_body and calls it
17005 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17007 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17008 * gengtype.c (write_types_data, write_func_for_structure,
17009 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17010 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17011 (walk_type, write_func_for_structure): Generate the mark_hook if
17014 2007-01-19 Jan Hubicka <jh@suse.cz>
17016 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17017 'early' argument take inlining mode argument specifying whether to
17018 inline for size/speeed or all functions; add support for flattening;
17020 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17022 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17025 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17026 the name of the declared identifier.
17028 2007-01-19 Dirk Mueller <dmueller@suse.de>
17030 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17031 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17032 duplicate evaluation.
17034 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17036 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17037 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17038 to XFMode, use acosxf2 and truncate result to requested mode.
17039 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17040 (asin<mode>2): Similarly, with asin expanders.
17041 (*fscalexf4_i387): Rename from *fscalexf4.
17042 (expNcorexf3): New expander.
17043 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17044 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17045 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17046 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17047 patterns for SSE math.
17048 (exp10<mode>2): Similarly, with exp10 expanders.
17049 (exp2<mode>2): Similarly, with exp2 expanders.
17050 (expm1<mode>2): Similarly, with expm1 expanders.
17051 (ldexp<mode>3): Similarly, with ldexp expanders.
17052 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17053 Use gen_truncxf<mode>2_i387_noop to truncate result.
17055 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17057 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17058 for ColdFire targets.
17060 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17061 Richard Sandiford <richard@codesourcery.com>
17063 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17064 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17065 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17066 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17067 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17068 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17070 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17072 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17073 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17074 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17075 (*adddi_dilshr32_cf): New pattern.
17076 (adddi3, subdi3): Remove first alternatives.
17078 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17080 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17081 implemented using move.l, do not use its cc result for floating-point
17084 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17086 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17087 from accepting 's' constraints if flag_pic.
17089 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17091 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17092 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17093 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17094 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17096 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17098 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17099 ColdFire alternatives.
17100 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17101 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17102 architectures that support ff1 instruction.
17104 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17105 Julian Brown <julian@codesourcery.com>
17107 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17108 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17109 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17112 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17114 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17116 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17117 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17118 HOST_WIDE_INT instead of an rtx.
17119 (m68k_rtx_costs): Update call accordingly.
17120 (output_move_const_into_data_reg): Likewise. Fix formatting.
17121 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17123 (output_move_simode_const): Update calls after above changes.
17124 Rework to use automatic variables and predicates like MEM_P.
17125 * config/m68k/m68k.md (pushexthisi_const): Update call to
17128 2007-01-19 Dirk Mueller <dmueller@suse.de>
17130 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17131 in dump_flags test.
17133 2007-01-19 Richard Guenther <rguenther@suse.de>
17135 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17136 via cexp in case sincos is not available.
17138 2007-01-19 Richard Guenther <rguenther@suse.de>
17140 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17141 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17142 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17143 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17144 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17145 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17146 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17147 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17149 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17151 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17153 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17154 (atan2xf3): Directly generate RTL pattern.
17155 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17156 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17157 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17158 disable patterns for SSE math.
17159 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17160 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17161 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17162 disable patterns for SSE math.
17164 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17166 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17168 2007-01-18 Roger Sayle <roger@eyesopen.com>
17170 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17171 VIEW_CONVERT_EXPR to the same type as it's operand.
17173 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17175 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17176 configured for long double 128.
17178 2007-01-18 Mike Stump <mrs@apple.com>
17180 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17183 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17185 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17188 2007-01-18 Jan Hubicka <jh@suse.cz>
17190 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17191 greater than NUM_VOP_FREE_BUCKETS.
17193 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17195 * tree-ssa-structalias.c: Update comments.
17196 (ptabitmap_obstack): Removed.
17197 (pta_obstack): New.
17198 (oldpta_obstack): Ditto.
17199 (stats): Add a few members.
17200 (struct variable_info): Remove node, complex, address_taken, and
17201 indirect_target members. Add oldsolution member.
17202 (new_var_info): Do not initialize removed members.
17203 (constraint_expr_type): Remove INCLUDES.
17204 (constraint_graph): Add size, implicit_preds, rep,
17205 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17206 (FIRST_REF_NODE): New macro.
17207 (LAST_REF_NODE): Ditto.
17208 (FIRST_ADDR_NODE): Ditto.
17209 (find): New function.
17211 (dump_constraint): Do not handle INCLUDES.
17212 (insert_into_complex): Do not insert duplicate constraints.
17213 (condense_varmap_nodes): Renamed and rewritten into ...
17214 (merge_node_constraints): This. Also fix bug in handling of
17215 offseted copy constraints.
17216 (clear_edges_for_node): No longer need to deal with preds at all,
17217 or removing associated preds/succs.
17218 (merge_graph_nodes): Deal with indirect_cycles.
17219 Don't deal with predecessors.
17220 (add_implicit_graph_edge): New function.
17221 (add_pred_graph_edge): Ditto.
17222 (add_graph_edge): Don't deal with predecessors.
17223 (build_constraint_graph): Removed.
17224 (build_pred_graph): New function.
17225 (build_succ_graph): Ditto.
17226 (struct scc_info): Removed in_component. Added roots, dfs, and
17227 node_mapping. Remove visited_index, unification_queue.
17228 (scc_visit): Deal with union-find we do now.
17229 Deal with cycles with REF nodes.
17230 (collapse_nodes): Renamed and rewritten to ...
17231 (unify_nodes): This.
17232 (process_unification_queue): Removed.
17233 (topo_visit): Cleanup
17234 (do_da_constraint): Use find.
17235 (do_sd_constraint): Ditto.
17236 (do_ds_constraint): Ditto.
17237 (do_complex_constraint): Ditto.
17238 (init_scc_info): Update for removed and added members.
17239 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17240 (find_indirect_cycles): This.
17241 (equivalence_class): New variable.
17242 (label_visit): New function.
17243 (perform_variable_substitution): Rewritten.
17244 (free_var_substitution_info): New function.
17245 (find_equivalent_node): Ditto.
17246 (move_complex_constraints): Ditto.
17247 (eliminate_indirect_cycles): Ditto.
17248 (solve_graph): Only propagate changed bits.
17249 Use indirect cycle elimination.
17251 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17252 (tree_id_eq): Renamed to ...
17253 (tree_vi_eq): This. Update for member change
17254 (insert_id_for_tree): Renamed and rewritten to ...
17255 (insert_vi_for_tree): This.
17256 (lookup_id_for_tree): Renamed and rewritten to ...
17257 (lookup_vi_for_tree): This.
17258 (get_id_for_tree): Renamed and rewritten to ...
17259 (get_vi_for_tree): Ditto.
17260 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17261 (process_constraint): Don't handle INCLUDES.
17262 Remove special ADDRESSOF case.
17263 (find_func_aliases): Rewrite to use vi functions instead of id
17265 (create_function_info_for): Ditto.
17266 (create_variable_info_for): Ditto.
17267 (intra_create_variable_infos): Ditto.
17268 (merge_smts_into): Ditto.
17269 (find_what_p_points_to): Ditto.
17270 (init_base_vars): Ditto.
17271 (init_alias_vars): Ditto.
17272 (remove_preds_and_fake_succs): New function.
17273 (dump_sa_points_to_info): Dump new stats.
17274 (dump_solution_for_var): Use find.
17275 (set_used_smts): Fix formatting.
17276 (compute_points_to_sets): Updated for new functions.
17277 (ipa_pta_execute): Ditto.
17279 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17280 Richard Sandiford <richard@codesourcery.com>
17282 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17284 * calls.c (expand_call): If the return value is a PARALLEL,
17285 extract its first member.
17286 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17287 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17288 use FUNCTION_EXTRA_EPILOGUE.
17289 (m68k_function_value): Return a PARALLEL if the return value
17290 is of a pointer type.
17291 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17292 (FUNCTION_EXTRA_EPILOGUE): Remove.
17293 * config/m68k/m68k.md (D0_REG): New constant.
17295 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17297 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17298 output a NOP for empty epilogues.
17300 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17302 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17303 before function. Extend register save check to include all
17304 registers, not just integer ones.
17306 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17308 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17309 (m68k_use_return_insn): ...this.
17310 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17311 * config/m68k/m68k.c (use_return_insn): Rename to...
17312 (m68k_use_return_insn): ...this.
17313 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17314 of USE_RETURN_INSN.
17316 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17318 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17319 nearest even, fix denormal rounding overflow.
17321 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17323 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17324 f%$smove and f%$move.
17325 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17326 (extendsfdf2_cf): Use fdmove instead of f%&move.
17327 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17328 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17330 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17332 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17335 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17337 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17338 (coldfire_single_format): Declare.
17339 (coldfire_double_format): Likewise.
17340 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17341 of qnan_msb_set to determine the lower bits of a canonical
17343 (encode_ieee_double): Likewise.
17344 (encode_ieee_quad): Likewise.
17345 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17346 (mips_single_format): Likewise.
17347 (ieee_double_format): Likewise.
17348 (mips_double_format): Likewise.
17349 (ieee_extended_motorola_format): Likewise.
17350 (ieee_extended_intel_96_format): Likewise.
17351 (ieee_extended_intel_128_format): Likewise.
17352 (ieee_extended_intel_96_round_53_format): Likewise.
17353 (ibm_extended_format): Likewise.
17354 (mips_extended_format): Likewise.
17355 (ieee_quad_format): Likewise.
17356 (mips_quad_format): Likewise.
17357 (vax_f_format): Likewise.
17358 (vax_d_format): Likewise.
17359 (vax_g_format): Likewise.
17360 (i370_single_format): Likewise.
17361 (i370_double_format): Likewise.
17362 (decimal_single_format): Likewise.
17363 (decimal_double_format): Likewise.
17364 (decimal_quad_format): Likewise.
17365 (c4x_single_format): Likewise.
17366 (c4x_extended_format): Likewise.
17367 (real_internal_format): Likewise.
17368 (coldfire_single_format): New real_format.
17369 (coldfire_double_format): Likewise.
17370 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17371 canonical_nan_lsbs_set.
17372 (pdp11_d_format): Likewise.
17373 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17374 if TARGET_COLDFIRE_CPU.
17376 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17378 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17379 (output_call, m68k_legitimize_call_address): Declare.
17380 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17381 parenthesees. Add support for a 'W' constraint.
17382 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17383 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17384 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17385 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17387 (override_options): Initialize them. Do not set flag_no_function_cse
17388 for TARGET_ID_SHARED_LIBRARY.
17389 (m68k_output_pic_call): Delete.
17390 (m68k_legitimize_call_address): New function.
17391 (print_operand): Remove the %o prefix. Handle the %p prefix.
17392 (output_call): New function.
17393 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17394 target address from the GOT if symbolic jumps are not allowed.
17395 * config/m68k/m68k.md (call, general_operand): Do not set
17396 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17397 Merge separate flag_pic and !flag_pic define_insns into...
17398 (*call, *call_value): ...these new patterns. Match the address
17399 rather than the containing MEM and require it to be a call_operand.
17400 Use output_call to generate the asm template.
17401 * config/m68k/predicates.md (const_call_operand): New predicate.
17402 (call_operand): Likewise.
17404 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17406 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17407 (STACK_GROWS_DOWNWARD): Define to 1.
17408 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17409 comments, emphasizing that these values are only defaults.
17410 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17411 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17413 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17415 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17417 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17418 Richard Sandiford <richard@codesourcery.com>
17420 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17421 (FP_REGNO_P): New macros.
17422 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17423 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17424 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17425 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17427 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17429 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17430 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17432 * config/m68k/t-floatlib: New file, extracting common code from...
17433 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17434 * config/m68k/t-uclinux: Here.
17435 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17436 routines on ColdFire targets.
17438 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17440 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17441 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17442 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17443 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17444 explicitly set MOTOROLA to 1.
17445 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17447 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17448 Nathan Sidwell <nathan@codesourcery.com>
17450 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17451 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17452 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17453 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17454 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17455 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17456 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17457 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17458 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17459 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17460 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17461 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17462 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17463 (DBX_REGISTER_NUMBER): Delete.
17464 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17465 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17466 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17468 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17470 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17471 * config/flat.h: New file.
17472 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17473 OBJECT_FORMAT_FLAT.
17474 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17475 indirect references for -msep-data or -mid-shared-library.
17476 Do not use PC-relative code addresses either.
17477 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17479 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17480 for shared libraries and crt1.o for executables. Use crti.o and
17482 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17483 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17484 Do not add -elf2flt or -shared-lib-id options here.
17485 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17486 Pass -shared-lib-id if -mid-shared-library, taking the library
17487 identifier from -mshared-library-id if given, otherwise
17489 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17490 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17491 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17492 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17493 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17494 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17496 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17497 jump sequence for ISA A and ISA A+.
17498 (PICJUMP): Likewise.
17500 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17502 * config.gcc (m68k-*-uclinux*): Base the port on the common
17503 and m68k GNU/Linux files rather than on the generic ELF ones.
17504 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17505 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17507 2007-01-18 Julian Brown <julian@codesourcery.com>
17508 Richard Sandiford <richard@codesourcery.com>
17510 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17511 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17512 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17514 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17515 80 unconditionally.
17516 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17518 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17520 * doc/install.texi: Document m68k-uclinuxoldabi.
17521 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17522 * config/m68k/uclinux-oldabi.h: New file, copied from
17523 config/m68k/uclinux.h.
17525 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17527 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17528 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17529 (m32r_compute_frame_size): Use unsigned for regno.
17530 (m32r_reload_lr): Use gen_frame_mem.
17532 (m32r_output_function_epilogue): Don't output the function epilogue
17534 (m32r_expand_epilogue): New.
17535 (direct_return): Return false if the function has the interrupt
17537 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17538 * config/m32r/m32r.md (epilogue): New expander.
17539 (return_lr, return_rte): New insns.
17540 (return): Make it expander.
17541 (return_normal): New expander.
17543 2007-01-18 Josh Conner <jconner@apple.com>
17546 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17547 support for UNLE, UNLT, UNGE, and UNGT.
17549 2007-01-18 Jan Hubicka <jh@suse.cz>
17551 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17552 * tree-tailcall (add_virtual_phis): Likewise.
17553 (optimize_tail_call): Return TODOs.
17554 (execute_tail_calls): Return TODOs.
17555 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17556 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17558 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17559 Cleanup cfg using TODO.
17560 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17561 * passes.c (execute_function_todo): When cleanup did something, remove
17563 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17564 (make_edges): Don't cleanup_cfg.
17566 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17568 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17569 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17570 operate on the top of stack.
17571 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17572 register handling of instructions that output to the second
17574 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17575 (move_for_stack_reg): Special-case check for dead destination
17576 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17578 * config/i386/i386.md (UNSPEC_TAN): New constant.
17579 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17580 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17581 to correctly model move of constant 1.0 to top stack slot.
17582 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17583 (unnamed peephole2 pattern): Remove corresponding peephole2
17584 pattern that optimizes tan insn and loading of constant 1.0.
17585 (tanxf2): Use fptanxf4_i387.
17586 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17587 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17588 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17589 disable patterns for SSE math.
17590 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17591 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17593 2007-01-18 Dirk Mueller <dmueller@suse.de>
17594 Richard Guenther <rguenther@suse.de>
17597 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17598 * common.opt (Warray-bounds): Add new warning option.
17599 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17601 * Makefile.in: make tree-vrp.o depend on toplev.h
17602 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17604 (check_array_refs, check_array_bounds, check_array_ref): New.
17606 2007-01-18 Jan Hubicka <jh@suse.cz>
17608 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17609 (execute_ssa_ccp): Return flags conditionally.
17610 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17612 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17614 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17616 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17617 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17619 * Makefile.c (GTFILES): Add cfglayout.h.
17620 * gengtype.c (open_base_files): Likewise.
17621 * cfglayout.c (cfg_layout_function_footer,
17622 cfg_layout_function_header) Reindent to make gengtype happy.
17623 * cfglayout.h (cfg_layout_function_footer,
17624 cfg_layout_function_header): Add GTY(()) marker.
17626 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17628 2007-01-18 Ben Elliston <bje@au.ibm.com>
17630 * genautomata.c (write_automata): Include xstrerror output in the
17631 error message if writing the DFA description file fails.
17633 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17635 * config/mips/mips-protos.h (mips_output_external): Make it
17637 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17638 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17639 (extern_list): Likewise.
17640 (extern_head): Likewise.
17641 (TARGET_ASM_FILE_END): Likewise.
17642 (mips_file_end): Likewise.
17643 (mips_output_external): Rewritten.
17645 2007-01-18 Ben Elliston <bje@au.ibm.com>
17647 * genpreds.c (write_insn_preds_c): Only write out the function
17648 body for regclass_for_constraint if we have register constraints.
17650 2007-01-17 Tom Tromey <tromey@redhat.com>
17652 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17653 * doc/install.texi (Testing): Use sourceware.org.
17654 (Binaries): Likewise.
17655 (Specific): Likewise.
17656 * doc/contrib.texi (Contributors): Use sourceware.org.
17658 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17660 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17661 (AVR_ENHANCED): Rename to ...
17662 (AVR_HAVE_MUL): ... new.
17663 (avr_enhanced_p): Rename to ...
17664 (avr_have_mul_p): ... new.
17665 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17666 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17667 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17668 (avr_have_mul_p): ... new.
17669 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17670 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17671 'avr_enhanced_p' and 'enhanced'.
17672 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17673 AVR_HAVE_MUL instead of AVR_ENHANCED.
17674 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17675 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17676 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17677 instead of AVR_ENHANCED.
17678 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17679 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17680 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17682 2007-01-17 Ian Lance Taylor <iant@google.com>
17684 * vec.h (VEC_reserve_exact): Define.
17685 (vec_gc_p_reserve_exact): Declare.
17686 (vec_gc_o_reserve_exact): Declare.
17687 (vec_heap_p_reserve_exact): Declare.
17688 (vec_heap_o_reserve_exact): Declare.
17689 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17691 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17692 negative parameter.
17693 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17694 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17695 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17696 * vec.c (calculate_allocation): Add exact parameter. Change all
17698 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17699 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17700 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17701 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17702 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17703 (vec_heap_p_reserve_exact): New function.
17704 (vec_heap_o_reserve_exact): New function.
17706 2007-01-17 Jan Hubicka <jh@suse.cz>
17708 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17710 2007-01-17 Eric Christopher <echristo@apple.com>
17712 * config.gcc: Support core2 processor.
17714 2007-01-16 Jan Hubicka <jh@suse.cz>
17716 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17717 the names, just unlink the chain so we don't crash on dangling
17721 2007-01-16 Jan Hubicka <jh@suse.cz>
17723 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17724 * tree-pass.h: Reorder to make IPA passes appear toegher.
17725 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17727 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17728 parameters, do not call early inliner.
17729 * ipa-inline.c: Update comments. Include tree-flow.h
17730 (cgraph_decide_inlining): Do not compute inlining parameters.
17731 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17732 be called with function context set up.
17733 (pass_ipa_inline): Remove unreachable functions before pass.
17734 (cgraph_early_inlining): Simplify assuming to be called from the
17736 (pass_early_inline): New pass.
17737 (cgraph_gate_ipa_early_inlining): New gate.
17738 (pass_ipa_early_inline): Turn into simple wrapper.
17739 (compute_inline_parameters): New function.
17740 (gate_inline_passes): New gate.
17741 (pass_inline_parameters): New pass.
17742 (apply_inline): Move here from tree-optimize.c
17743 (pass_apply_inline): New pass.
17744 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17746 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17747 doing them by hand.
17748 (tree_function_versioning): Do not allocate dummy struct function.
17749 * tree-inline.h (optimize_inline_calls): Update prototype.
17750 * tree-optimize.c (execute_fixup_cfg): Export.
17751 (pass_fixup_cfg): Remove
17752 (tree_rest_of_compilation): Do not apply inlines.
17753 * tree-flow.h (execute_fixup_cfg): Declare.
17754 * Makefile.in (gt-passes.c): New.
17755 * passes.c: Include gt-passes.h
17756 (init_optimization_passes): New passes.
17757 (nnodes, order): New static vars.
17758 (do_per_function_toporder): New function.
17759 (execute_one_pass): Dump current pass here.
17760 (execute_ipa_pass_list): Don't dump current pass here.
17762 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17764 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17765 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17767 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17769 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17770 (strong_alias): Define.
17771 (__gcc_qmul): Provide non-FMA for soft-float.
17772 (__gcc_qdiv): Same.
17777 (__gcc_qunord): New.
17787 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17788 soft-float functions.
17789 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17790 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17791 about long double soft float.
17793 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17794 Tehila Meyzels <tehila@il.ibm.com>
17796 * tree-vectorizer.h (is_pattern_stmt_p): New.
17797 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17798 formatting (tabs instead of spaces). Cleanup and clarify setting
17799 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17800 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17801 (vectorizable_type_demotion): Check that types are integral.
17802 (vectorizable_type_promotion): Likewise.
17803 (vectorizable_store): Fix typo. Eliminate new-line at end of
17806 2007-01-16 Jan Hubicka <jh@suse.cz>
17808 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17811 2007-01-15 Eric Christopher <echristo@apple.com>
17813 * ifcvt.c: Include vec.h, vecprim.h.
17814 (check_cond_move_block): New argument regs.
17815 Reorganize. Add registers used to regs.
17816 (cond_move_process_if_block): Use regs set above as
17819 2007-01-15 Eric Christopher <echristo@apple.com>
17821 * config/darwin.h: Update copyright.
17822 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17823 (LINK_COMMAND_SPEC): Add -u.
17824 (LINK_SPEC): Fix umbrella for above.
17826 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17828 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17831 2007-01-15 Tom Tromey <tromey@redhat.com>
17833 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17834 * doc/install.texi (Testing): Don't mention jacks.
17835 (Configuration): Document --enable-java-maintainer-mode. Move
17836 --with-java-home to libgcj-specific section. Document
17838 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17840 2007-01-15 Jan Hubicka <jh@suse.cz>
17842 * tree-ssa-dce.c (DCE_TODOs): New.
17843 (propagate_necessity): Return if something changed.
17844 (eliminate_unnecessary_stmts): Likewise.
17845 (perform_tree_ssa_dce): Return TODO flags when needed.
17846 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17848 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17851 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17852 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17853 patterns using X87MODEF12 mode macro. Extend operand 1
17854 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17855 (log10<mode>2): Ditto.
17856 (log2<mode>2): Ditto.
17857 (log1p<mode>2): Ditto.
17858 (logb<mode>2): Ditto.
17859 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17860 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17861 (*fxtractxf3_i387): Rename from *fxtractxf3.
17862 (fxtract_extend<mode>xf3_i387): New insn pattern.
17863 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17864 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17865 and gen_fyl2xxf3_i387().
17867 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17869 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17870 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17871 get_loop_exit_edges. Changed return type to bool.
17872 * cfgloop.h (fix_loop_placement): Declaration removed.
17874 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17876 * param.h (MIN_VECT_LOOP_BOUND): New.
17877 * params.def (MIN_VECT_LOOP_BOUND): New.
17878 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17879 argument - minimum threshold for number of iterations.
17880 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17881 argument to declaration.
17882 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17883 MIN_VECT_LOOP_BOUND.
17884 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17885 slpeel_tree_peel_loop_to_edge with additional argument.
17886 (vect_do_peeling_for_alignment): Likewise.
17887 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17889 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17892 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17893 operands of size 1.
17895 2007-01-14 Jan Hubicka <jh@suse.cz>
17897 * tree-dfa.c (remove_referenced_var): New function.
17898 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17899 prune referenced vars list too.
17900 * tree-flow.h (remove_referenced_var): Declare.
17902 2007-01-14 Jan Hubicka <jh@suse.cz>
17904 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17906 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17907 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17908 * except.h (verify_eh_throw_table_statements): Kill prototype.
17909 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17910 into call exrepssions.
17911 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17913 * tree-cfg.c: Include pointer-set.h.
17914 (verify_node_sharing): Work on pointer set.
17915 (verify_eh_throw_stmt_node): New.
17916 (verify_stmts): Use pointers sets, verify throw_stmt.
17918 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17920 * ipa-reference.c (analyze_function): Consider also addresses taken
17923 2007-01-12 Roger Sayle <roger@eyesopen.com>
17925 * c-typeck.c (null_pointer_constant_p): Replace use of
17926 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17927 (build_c_cast): Likewise.
17929 2007-01-12 Roger Sayle <roger@eyesopen.com>
17931 * tree.h (force_fit_type_double): Remove unused final argument.
17932 * c-common.c (constant_expression_warning): Replace use of
17933 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17934 (convert_and_check): Likewise.
17935 (shorten_compare): Update call to force_fit_type_double.
17936 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17937 * convert.c (convert_to_pointer): Update call to
17938 force_fit_type_double.
17939 * fold-const.c (force_fit_type_double): Remove overflowed_const
17941 (int_const_binop, fold_convert_const_int_from_int,
17942 fold_convert_const_int_from_real, fold_div_compare,
17943 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17944 fold_abs_const, fold_not_const): Remove the final argument from
17945 calls to force_fit_type_double.
17947 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17949 * configure.ac: Set insn to "nop" for spu-*-* also.
17950 * configure: Regenerate.
17952 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17954 * builtins.def : Add BUILT_IN_FREE.
17956 2007-01-12 Jan Hubicka <jh@suse.cz>
17958 PR tree-optimization/30443
17959 * tree-inline.c (tree_function_versioning): Do not optimize when
17960 cloning for inlining.
17962 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17964 * doc/loop.texi: Document recording of loop exits.
17965 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17966 (update_single_exits_after_duplication,
17967 update_single_exit_for_duplicated_loop,
17968 update_single_exit_for_duplicated_loops): Removed.
17969 (duplicate_loop_to_header_edge): Do not call
17970 update_single_exits_after_duplication and
17971 update_single_exit_for_duplicated_loops.
17972 (loop_version): Do not update single_exit information.
17973 (fix_loop_structure): Use record_loop_exits instead of
17974 mark_single_exit_loops.
17975 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17976 the lists of loop exits.
17977 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17978 split_edge, merge_blocks): Update the lists of loop exits.
17979 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17980 loop_optimizer_init.
17981 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17982 of mark_single_exit_loops.
17983 (loop_optimizer_finalize): Call release_recorded_exits.
17984 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17985 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17986 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17987 update single exit information.
17988 * lambda-code.c (perfect_nestify): Ditto.
17989 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17990 (mark_single_exit_loops): Removed.
17991 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17992 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17993 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17995 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17996 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17997 (verify_loop_structure): Verify consistency of the exit lists.
17998 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17999 (set_single_exit): Removed.
18000 * cfgloop.h (struct loop_exit): New function.
18001 (struct loop): single_exit_ field replaced by exits field.
18002 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18003 LOOPS_HAVE_RECORDED_EXITS.
18004 (struct loops): Added exits hash.
18005 (mark_single_exit_loops, set_single_exit): Declaration removed.
18006 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18008 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18010 * doc/invoke.texi: Avoid use of @headitem.
18012 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18014 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18016 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18018 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18021 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18022 Richard Sandiford <richard@codesourcery.com>
18024 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18025 * config/m68k/m68k.opt: Resort options.
18026 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18028 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18029 Richard Sandiford <richard@codesourcery.com>
18031 * doc/invoke.texi: Document the macros that are defined by
18032 m68k's -mtune and -mhard-float options.
18033 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18034 (m68k_cpp_cpu_family): Likewise.
18035 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18036 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18037 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18038 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18039 (m68k_cpp_cpu_family): Likewise.
18041 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18043 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18044 macros besides mc68000 as tuning macros. Use a switch statement
18045 to set them and mcpu32.
18047 2007-01-12 Julian Brown <julian@codesourcery.com>
18049 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18050 (TARGET_68040_ONLY): Rename to...
18051 (TARGET_68040): ...this.
18052 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18053 * config/m68k/m68k.md: Likewise.
18055 2007-01-12 Julian Brown <julian@codesourcery.com>
18056 Nathan Sidwell <nathan@codesourcery.com>
18057 Richard Sandiford <richard@codesourcery.com>
18059 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18060 the -mcpu= argument associated with the --with-cpu setting.
18061 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18062 if different from the one implied by the -mcpu setting.
18063 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18064 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18065 * doc/invoke.texi: Mention ColdFire in the introduction to the
18066 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18067 -mno-div and -mhard-float options. Make -m68881 a synonym for
18068 -mhard-float. Document the previously-undocumented -m5206e,
18069 -m528x, -m5307 and -m5407 options. Tweak the existing option
18070 documentation for consistency.
18071 * doc/install.texi: Mention new --with-cpu arguments.
18072 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18073 default CPU if neither -mcpu nor -march are specified.
18074 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18075 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18076 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18077 using m68k_tune to decide between families that implement the
18078 same ISA. Use m68k_tune to set __mcfv4e__.
18079 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18080 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18081 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18082 (FL_ISA_C, FL_ISA_MMU): New macros.
18083 (MASK_COLDFIRE): Delete.
18084 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18085 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18086 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18087 (TARGET_HARD_FLOAT): Do not define here.
18088 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18089 (TUNE_68000): New macro.
18090 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18091 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18092 (TUNE_CFV2): Redefine in terms of m68k_tune.
18093 (uarch_type, target_device, fpu_type): New enums.
18094 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18095 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18096 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18097 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18098 (FL_FOR_isa_c): New macros.
18099 (m68k_isa): New enum.
18100 (m68k_target_selection): New structure.
18101 (all_devices, all_isas, all_microarchs): New tables.
18102 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18103 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18104 (MASK_ALL_CPU_BITS): Delete.
18105 (m68k_find_selection): New function.
18106 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18107 Map the legacy target options to a combination of the new ones.
18108 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18109 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18110 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18112 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18113 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18115 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18116 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18117 * config/m68k/m68k-devices.def: New file.
18119 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18120 Nathan Sidwell <nathan@codesourcery.com>
18122 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18123 (SUBTARGET_EXTRA_SPECS): New macros.
18124 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18125 use %(asm_cpu_spec) instead.
18126 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18127 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18128 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18129 (EXTRA_SPECS): Rename to...
18130 (SUBTARGET_EXTRA_SPECS): ...this.
18132 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18133 Richard Sandiford <richard@codesourcery.com>
18134 Julian Brown <julian@codesourcery.com>
18136 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18137 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18138 to the configuration's default CPU.
18139 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18140 Remove default masks.
18141 (m680[012]0-*-*): Set the default with_cpu to the first part of
18143 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18144 (m68k*-*-linux): Extend the --with-cpu handling to...
18145 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18146 and m68010. Don't set target_cpu_default2.
18147 * doc/install.texi: Document --with-cpu for m68k.
18148 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18149 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18150 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18151 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18152 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18153 (ASM_SPEC): Remove use of %(asm_cpu_default).
18154 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18155 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18156 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18157 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18158 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18159 (TARGET_DEFAULT): Delete.
18160 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18161 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18162 (CPP_CPU_SPEC): Delete.
18163 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18164 the appropriate string.
18165 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18166 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18167 (ASM_SPEC): Don't use %(asm_default_spec).
18168 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18169 TARGET_DEFAULT and add MASK_68881.
18170 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18172 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18174 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18175 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18176 MASK_68010 alongside MASK_68020.
18177 * doc/invoke.texi: Document -m68010.
18178 * config/m68k/m68k.opt (m68010): New.
18179 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18181 (TUNE_68010): New macro.
18182 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18183 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18184 (M68K_CPU_m68332): Add MASK_68010.
18185 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18186 fallback definition.
18187 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18189 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18190 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18191 to all entries that use MASK_68020.
18192 (output_move_simode_const, output_move_himode, output_move_qimode)
18193 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18194 instead of TARGET_68020 to select clr behavior. Remove comment
18195 about there being no TARGET_68010.
18196 * config/m68k/m68k.md: Likewise throughout.
18198 2007-01-12 Julian Brown <julian@codesourcery.com>
18200 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18201 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18202 * config/m68k/m68k.md: Likewise.
18204 2007-01-12 Julian Brown <julian@codesourcery.com>
18206 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18207 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18209 2007-01-12 Julian Brown <julian@codesourcery.com>
18211 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18212 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18213 * config/m68k/m68k.md: Likewise.
18215 2007-01-12 Julian Brown <julian@codesourcery.com>
18216 Richard Sandiford <richard@codesourcery.com>
18218 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18219 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18220 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18222 (TARGET_CPU32): Rename to...
18223 (TUNE_CPU32): ...this.
18224 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18225 (TUNE_CFV2): New macros.
18226 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18227 remove conditions that are implied by TARGET_68020.
18228 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18229 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18230 (m68k_output_function_epilogue): Likewise.
18231 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18232 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18233 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18234 non-68000 timings. Refactor multiplication and division costs.
18235 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18236 TUNE_CPU32 instead of TARGET_CPU32.
18237 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18238 and TUNE_68060 instead of TARGET_68060.
18239 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18240 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18242 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18243 && !TARGET_COLDFIRE" to choose between moveq and clr.
18244 Likewise in the unnamed movsf pattern.
18245 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18246 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18249 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18251 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18252 of tabbing before backslashes.
18254 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18256 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18257 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18258 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18260 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18262 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18263 find_interesting_uses_cond.
18264 (find_interesting_uses_cond): Use extract_cond_operands.
18265 (rewrite_use_compare): Use extract_cond_operands and
18266 force_gimple_operand_bsi. Do not call update_stmt.
18267 (determine_use_iv_cost_condition): Use extract_cond_operands.
18268 Return cheaper of using original bound and changing the exit bound.
18270 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18272 PR tree-optimization/29516
18273 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18274 most_expensive_mult_to_index, addr_to_parts,
18275 create_mem_ref, maybe_fold_tmr): Make the type of
18276 fields of TARGET_MEM_REF sizetype.
18277 (move_fixed_address_to_symbol, move_pointer_to_base):
18279 * tree.def (TARGET_MEM_REF): Add comment on types of
18282 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18284 * c-common.c (vector_types_convertible_p): Treat opaque types as
18285 always convertible if they have the same size, but not otherwise.
18287 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18289 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18290 Remove the b_unconditional field.
18291 (noce_try_sign_mask): Do not look at b_unconditional.
18292 (noce_process_if_block): Do not use merge_if_blocks. Update
18293 the CFG here. Do not set b_unconditional.
18294 (cond_move_process_if_block): Likewise.
18295 (find_cond_trap): Likewise.
18296 (check_cond_move_block): Require simple jump insns at the end
18297 of the basic block.
18299 2007-01-11 Jan Hubicka <jh@suse.cz>
18301 PR tree-optimization/1046
18302 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18303 when alias info is not ready.
18304 (pass_tail_recursion): Do not require aliasing.
18305 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18306 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18307 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18308 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18309 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18310 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18311 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18313 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18314 When aliasing is not build, mark statement as volatile.
18316 2007-01-11 Tom Tromey <tromey@redhat.com>
18318 PR preprocessor/15185, PR preprocessor/20989:
18319 * doc/cppopts.texi <-MT>: Update description of algorithm for
18320 computing default target.
18321 <-M, -MD>: Reword "basename" text.
18323 2007-01-11 Roger Sayle <roger@eyesopen.com>
18325 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18326 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18327 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18328 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18329 fold_builtin_bswap, real_constp, fold_builtin_pow,
18330 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18331 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18332 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18333 * convert.c (convert_to_pointer): Likewise.
18334 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18335 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18336 const_binop, fold_convert_const_int_from_int,
18337 fold_convert_const_int_from_real,
18338 fold_convert_const_real_from_real, sign_bit_p,
18339 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18340 fold_sign_changed_comparison, fold_unary, fold_comparison,
18341 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18342 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18343 * print-tree.c (print_node_brief, print_node): Likewise.
18344 * stor-layout.c (place_field, layout_type): Likewise.
18345 * tree-chrec.c (keep_cast): Likewise.
18346 * tree.c (build_vector, build_real, build_real_from_int_cst,
18347 build_complex): Likewise.
18349 2007-01-11 Roger Sayle <roger@eyesopen.com>
18351 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18352 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18354 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18356 * configure.ac (strict1_warn): Rename to strict_warn.
18357 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18358 cc_set_by_configure, quoted_cc_set_by_configure,
18359 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18360 all_boot_languages, all_stagestuff): Remove.
18361 (target_list): Remove bootstrap targets.
18362 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18363 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18364 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18365 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18366 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18367 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18368 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18369 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18370 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18371 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18372 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18373 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18374 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18375 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18376 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18377 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18378 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18379 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18380 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18381 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18382 (mostlyclean): Adjust.
18383 (clean, distclean): Don't mention bootstrap stuff.
18384 * configure: Regenerate.
18385 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18386 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18387 treelang/config-lang.in (stagestuff): Remove.
18388 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18389 stageprofile, stagefeedback, stagestuff): Remove mention.
18391 2007-01-11 Nick Clifton <nickc@redhat.com>
18393 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18395 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18396 (mcore_arith_K_S_operand): Run the test for the S constraint not
18397 the test for the M constraint.
18398 (mcore_addsub_operand): Do not accept integer values that are
18399 larger than 32 bits.
18400 * config/mcore/mcore.md: Remove unused constraints from split.
18401 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18402 (addsi3): Likewise.
18403 (allocate_stack): Likewise.
18404 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18405 operands to 32 bits.
18406 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18408 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18409 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18410 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18411 mcore_output_bclri, mcore_output_andn, output_inline_const,
18412 mcore_output_move, mcore_output_movedouble): Likewise.
18413 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18414 (output_inline_const): Likewise.
18415 (output_inline_const): Fix format strings used in sprintf
18417 * config/mcore/mcore-protos.h: Update prototypes for changed
18418 functions in mcore.c.
18419 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18420 HOST_WIDE_INT and not int.
18421 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18422 CONST_OK_FOR_N): Likewise.
18423 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18424 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18427 2007-01-10 Jan Hubicka <jh@suse.cz>
18429 * tree-vrp.c (remove_range_assertions): Release defs.
18430 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18431 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18433 2007-01-10 Paul Brook <paul@codesourcery.com>
18435 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18436 * config/arm/arm.md (mulsi3subsi): New insn.
18438 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18440 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18441 (tree_transform_and_unroll_loop): New.
18442 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18445 2007-01-10 Robert Kennedy <jimbob@google.com>
18447 * fold-const.c (fold_comparison): Fold comparisons like (x *
18448 1000 < 0) to (x < 0).
18450 2007-01-10 Ian Lance Taylor <iant@google.com>
18452 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18453 operands have the same priority.
18455 2007-01-10 Tom Tromey <tromey@redhat.com>
18457 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18458 (fold_binary): Likewise.
18459 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18460 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18461 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18462 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18463 * langhooks.h (struct lang_hooks): Removed field
18464 'can_use_bit_fields_p'.
18466 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18468 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18470 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18472 * function.c (get_last_funcdef_no): New function.
18473 * function.h (get_last_funcdef_no): Declare.
18474 * tree-inline.c (initialize_cfun): Add initialization.
18475 (tree_function_versioning): Cleanup.
18477 2007-01-10 Jan Hubicka <jh@suse.cz>
18479 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18482 2007-01-10 Sa Liu <saliu@de.ibm.com>
18483 Ben Elliston <bje@au.ibm.com>
18485 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18486 for SAVE_NONLOCAL and Pmode for any other save level.
18487 * spu-protos.h (spu_restore_stack_block): Declare.
18488 * spu.md (save_stack_block): Remove.
18489 (restore_stack_block): Call spu_restore_stack_block.
18490 * spu.c (spu_restore_stack_block): New function.
18491 (spu_expand_epilogue): Remove old comment.
18493 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18495 PR tree-optimization/30322
18496 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18497 (cand_value_at): Return the value as aff_tree.
18498 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18499 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18500 aff_combination_mult): New functions.
18501 (aff_combination_add): Use aff_combination_add_cst.
18502 (aff_combination_convert): Allow conversions to a wider type.
18503 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18504 * tree-affine.h (aff_combination_mult): Declare.
18506 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18508 * doc/tm.texi: Update documentation to reflect reality of exec
18509 and start file search behaviours. Update copyright year.
18510 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18511 header file directories.
18513 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18515 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18516 (*cosxf2): Rename to cosxf2_i387.
18517 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18518 using X87MODEF12 mode macro. Rename patterns to
18519 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18521 (*cosdf2, *cossf2): Ditto.
18522 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18523 to match extended input operands.
18524 (sincos<mode>3): New expander.
18525 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18526 insn patterns and corresponding splitters.
18528 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18530 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18531 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18533 2007-01-09 Nicolas Pitre <nico@cam.org>
18536 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18538 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18540 * target.h (struct gcc_target): New field library_rtti_comdat.
18541 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18542 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18543 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18544 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18546 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18548 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18550 2007-01-08 Richard Guenther <rguenther@suse.de>
18552 * tree.h (force_fit_type_double): Export.
18553 (force_fit_type): Remove.
18554 * fold-const.c (force_fit_type_double): New function.
18555 (force_fit_type): Remove.
18556 (int_const_binop): Use it.
18557 (fold_convert_const_int_from_int): Likewise.
18558 (fold_convert_const_int_from_real): Likewise.
18559 (fold_div_compare): Likewise.
18560 (fold_sign_changed_comparison): Likewise.
18561 (fold_unary): Likewise.
18562 (fold_negate_const): Likewise.
18563 (fold_abs_const): Likewise.
18564 (fold_not_const): Likewise.
18565 * c-common.c (shorten_compare): Use force_fit_type_double.
18566 * convert.c (convert_to_pointer): Likewise.
18568 2007-01-08 Richard Guenther <rguenther@suse.de>
18570 * tree.h (build_int_cst_wide_type): Export.
18571 * tree.c (build_int_cst_wide_type): New function.
18572 (build_int_cst_wide): Fix comment.
18573 * builtins.c (fold_builtin_object_size): Use build_int_cst
18574 to build -1 or 0 of the correct type. Use fit_double_type
18575 to check for overflow.
18576 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18578 (decode_field_reference): Likewise.
18579 (all_ones_mask_p): Likewise.
18580 (native_interpret_int): Use build_int_cst_wide_type.
18581 (fold_binary): Use build_int_cst_type to build an all-ones
18583 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18585 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18587 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18589 2007-01-09 Ben Elliston <bje@au.ibm.com>
18591 * genautomata.c (STATS_OPTION): New option.
18592 (stats_flag): New flag.
18593 (gen_automata_option): Handle it.
18594 (initiate_automaton_gen): Ditto.
18595 (write_automata): Output statistics only if stats_flag is
18596 set. Likewise, output time statistics only if time_flag is set.
18597 * doc/md.texi (Processor pipeline description): Document new flag.
18599 2007-01-08 Richard Guenther <rguenther@suse.de>
18601 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18602 * tree.c (build_int_cst_type): Likewise.
18603 (size_in_bytes): Don't call force_fit_type on the result.
18604 (int_fits_type_p): Use fit_double_type.
18605 * fold-const.c (fit_double_type): New function.
18606 (force_fit_type): Use it.
18607 * tree.h (fit_double_type): Export.
18609 2007-01-08 Jan Hubicka <jh@suse.cz>
18611 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18612 * ipa.c (function_and_variable_visibility): Fix return type.
18614 2007-01-08 Richard Guenther <rguenther@suse.de>
18616 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18617 of offset to build the index.
18618 * tree-pretty-print.c (dump_generic_node): Don't build negated
18619 const just for printing.
18620 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18621 * builtins.c (fold_builtin_int_roundingfn): Check if result
18622 fits the type by using force_fit_type and comparing the result.
18623 * predict.c (predict_loops): Use compare_tree_int for comparison.
18624 * tree.c (build_int_cst): Fall back to integer_type_node for
18626 (build_int_cst_wide): Assert type is non-null.
18628 2007-01-08 Roberto Costa <roberto.costa@st.com>
18630 * tree-vrp.c (extract_range_from_cond_expr): New.
18631 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18632 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18634 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18635 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18636 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18637 used as expressions.
18638 * tree-object-size.c (cond_expr_object_size): New.
18639 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18641 2007-01-08 Jan Hubicka <jh@suse.cz>
18643 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18644 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18647 2007-01-08 Richard Guenther <rguenther@suse.de>
18649 PR tree-optimization/23603
18650 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18651 (extract_range_from_binary): Fall back to truthvalue instead of
18652 varying for TRUTH_*_EXPR.
18653 (extract_range_from_comparison): Fall back to truthvalue instead of
18655 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18656 if all visited PHI values were constant.
18658 2007-01-08 Jan Hubicka <jh@suse.cz>
18660 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18661 (cgraph_analyze_function): break out from ...
18662 (cgraph_finalize_compilation_unit): ... here.
18663 (cgraph_expand_function): Remove forgoten commented out line.
18664 (cgraph_optimize): Analyze functions.
18666 2007-01-08 Jan Hubicka <jh@suse.cz>
18668 * tree-pas.h (TODO_remove_function): New flag.
18669 (TODO_update*): Renumber.
18670 (pass_ipa_increase_alignment,
18671 pass_ipa_function_and_variable_visibility): New passes.
18672 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18673 (cgraph_function_and_variable_visibility): Move to ipa.c
18674 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18675 cgraph_increase_alignment.
18676 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18677 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18678 calling tree-inline.
18679 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18680 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18681 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18682 (gate_increase_alignment): New function.
18683 (pass_ipa_increase_alignment): New pass.
18684 * ipa.c: Inline tree-pass.h and timevar.h
18685 (function_and_variable_visibility): Move here from cgraphunit.c
18686 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18687 * passes.c (init_optimization_passes): Add the two new passes.
18688 (execute_todo): Handle cgraph_remove_functions.
18690 2007-01-08 Nick Clifton <nickc@redhat.com>
18692 * config/frv/predicates.md (reg_or_0_operand): Accept
18695 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18697 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18698 * config.gcc: Add bfin*-rtems*.
18700 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18702 * c.opt: Add -flax-vector-conversions.
18703 * c-typeck.c (convert_for_assignment): Pass flag to
18704 vector_types_convertible_p to allow emission of note.
18705 (digest_init): Likewise.
18706 * c-opts.c: Handle -flax-vector-conversions.
18707 * c-common.c (flag_lax_vector_conversions): New.
18708 (vector_types_convertible_p): Unless -flax-vector conversions
18709 has been passed, disallow conversions between vectors with
18710 differing numbers of subparts and/or element types. If such
18711 a conversion is disallowed, possibly emit a note on the first
18712 occasion only to inform the user of -flax-vector-conversions.
18713 The new last argument specifies this.
18714 * c-common.h (flag_lax_vector_conversions): New.
18715 (vector_types_convertible_p): Add extra argument.
18716 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18717 char_type_node for V*QI type vectors.
18718 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18719 Update to satisfy new typechecking rules.
18720 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18721 C and C++ variants.
18722 * doc/invoke.texi (C Dialect Options): Document
18723 -flax-vector-conversions.
18725 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18727 PR tree-optimization/29877
18728 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18729 a register variable on the RHS to not be replaceable.
18731 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18732 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18733 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18734 const_simm15, const_pow2, const_npow2): Added.
18735 * config/score/misc.md (insv, extv, extzv, movmemsi,
18736 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18737 * config/score/score.c (score_address_cost, score_select_cc_mode):
18739 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18740 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18741 Update score_print_operand.
18742 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18743 Adjust register allocate order and update some macro define.
18744 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18745 mdx_block_move_straight, mdx_block_move_loop_head,
18746 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18747 mdx_block_move_loop, mdx_block_move): Added.
18748 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18749 mdp_limm): Updated and fix some bug and typo.
18750 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18751 (movsf, movdf, doloop_end): Added.
18753 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18755 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18756 config/arm/thumb2.md: Fix comment typos.
18757 * doc/extend.texi: Fix a typo.
18759 2007-01-07 Eric Christopher <echristo@apple.com>
18761 * configure.ac: Check for __stack_chk_fail for darwin.
18762 * configure: Regenerate.
18764 2007-01-07 Richard Guenther <rguenther@suse.de>
18766 * tree-vrp.c (extract_range_from_assert): CSE calls to
18767 compare_values where possible.
18768 (extract_range_from_unary_expr): Likewise.
18770 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18772 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18773 * config/avr/avr.c (call_insn_operand): Delete function.
18774 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18775 instead of register number. Use predicates.
18776 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18777 call_insn_operand): Add.
18779 2007-01-06 Jan Hubicka <jh@suse.cz>
18781 * tree-pass.h (pass_build_cgraph_edges): Declare.
18782 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18783 (visited_nodes): Remove.
18784 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18785 build_cgrpah_edges; make visited_nodes local.
18786 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18787 (record_references_in_initializer): Move to cgraphbuild.c
18788 (initialize_inline_failed, rebuild_cgraph_edges,
18789 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18790 (verify_cgraph_node): Make visited_nodes local.
18791 (cgraph_analyze_function): Do not call cgraph_create_edges and
18792 initialize_inline_failed.
18793 (cgraph_expand_function): Do not call cgraph_lower_function;
18794 assert that function is already lowered.
18795 * Makefile.in (cgraphbuild.o): New.
18796 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18797 at the end of lowering passes.
18799 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18801 * ifcvt.c (cond_move_convert_if_block): New function, code
18802 factored out from...
18803 (cond_move_process_if_block): ...here. Call the new function
18804 on the THEN and ELSE blocks.
18805 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18806 already takes care of this.
18808 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18811 * tree.h (TREE_OVERFLOW_P): New.
18812 * c-typeck.c (parser_build_unary_op): Warn only if result
18813 overflowed and operands did not.
18814 (parser_build_binary_op): Likewise.
18815 (convert_for_assignment): Remove redundant overflow_warning.
18816 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18818 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18820 * c-typeck.c (store_init_value): Split over two lines to follow
18821 the GNU coding style.
18823 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18825 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18826 __GXX_EXPERIMENTAL_CXX0X__.
18827 * doc/cpp.texi: Same.
18829 2007-01-05 Richard Guenther <rguenther@suse.de>
18831 PR middle-end/27826
18832 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18833 with mismatched types. Instead explicitly build a
18834 conversion NOP_EXPR.
18836 2007-01-05 Ian Lance Taylor <iant@google.com>
18838 * c-common.c (decl_with_nonnull_addr_p): New function.
18839 (c_common_truthvalue_conversion): Call it.
18840 * c-typeck.c (build_binary_op): Likewise.
18841 * c-common.h (decl_with_nonnull_addr_p): Declare.
18843 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18846 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18849 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18851 * doc/install.texi (Final install): Document the fact that
18852 the GNAT runtime should not be stripped.
18854 2007-01-04 Jan Hubicka <jh@suse.cz>
18856 * tree-inline.c (fold_marked_statements): Update operand caches
18857 and EH after folding
18859 2007-01-04 Ian Lance Taylor <iant@google.com>
18861 * c-common.c (check_function_nonnull): Whitespace fix.
18863 2007-01-04 Jan Hubicka <jh@suse.cz>
18865 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18866 comitted older version of patch.
18867 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18868 function, celanup cfg and collect garbage.
18870 2007-01-04 Mike Stump <mrs@apple.com>
18872 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18875 2007-01-04 Eric Christopher <echristo@apple.com>
18877 * libgcc2.c (__bswapsi2): Use SItype.
18878 (__bswapdi2): Use DItype.
18879 * libgcc2.h: Update for above.
18881 2007-01-04 Paul Brook <paul@codesourcery.com>
18883 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18884 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18885 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18886 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18887 umulsi3_highpart): Make conditional on !arm_arch6.
18888 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18889 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18890 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18891 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18892 umulsi3_highpart_v6): New insns.
18894 2007-01-04 Roger Sayle <roger@eyesopen.com>
18896 * fold-const.c (fold_convert): When casting an expression to void,
18897 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18898 have a type. Instead of attempting to build a NOP_EXPR, return
18899 these "special" trees directly.
18901 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18903 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18904 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18905 rs6000_cost->fp not 0 as adjustment for outer NEG.
18907 2007-01-04 Jan Hubicka <jh@suse.cz>
18909 * cgraph.c (cgraph_release_function_body): New function.
18910 (cgraph_remove_node): Use it.
18911 * cgraph.h (cgraph_release_function_body): Declare.
18912 * cgraphunit.c (cgraph_expand_function): Use it.
18913 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18914 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18915 is initialized and while compilation of other function is running.
18916 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18917 statement CFG annotations from here to ...
18918 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18920 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18922 * cfgloop.h (enum li_flags): Make the constants powers of two.
18924 2007-01-04 Jan Hubicka <jh@suse.cz>
18926 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18928 (fold_marked_statements): New function.
18929 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18930 * tree-inline.h (copy_body_data): Add statements_to_fold.
18932 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18934 * config.gcc: Mention libgcc/config.host.
18935 * Makefile.in: Update comments mentioning libgcc.
18936 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18937 (all.cross, start.encap, rest.encap, rest.cross): Update
18938 dependencies for libgcc move.
18939 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18940 (clean-target, clean-target-libgcc): Delete.
18941 (srcdirify, GCC_EXTRA_PARTS): New macros.
18942 (libgcc-support, libgcc.mvars): New rules.
18943 (distclean): Remove mention of mklibgcc.
18944 (install): Don't reference INSTALL_LIBGCC.
18945 (install-common): Don't reference EXTRA_PARTS.
18946 (install-libgcc, install-multilib): Delete rules.
18947 * mklibgcc.in: Delete file.
18948 * doc/configfiles.texi: Don't mention mklibgcc.
18950 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18951 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18952 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18953 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18954 (mklibgcc, ldblspecs): Likewise.
18956 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18957 (posixpre.def): Use $(T).
18958 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18959 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18960 (SHLIB_LINK): Make dummy.
18961 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18963 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18965 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18966 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18967 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18968 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18970 * configure.ac (all_outputs): Remove mklibgcc.
18971 * configure: Regenerated.
18973 2007-01-03 Josh Conner <jconner@apple.com>
18975 PR middle-end/29683
18976 * calls.c (compute_argument_addresses): Set stack and stack_slot
18977 for partial args, too.
18978 (store_one_arg): Use locate.size.constant for the size when
18979 generating a save_area.
18981 2007-01-03 Robert Kennedy <jimbob@google.com>
18983 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18984 whose definitions are deleted due to basic block merging.
18986 2007-01-03 Paul Brook <paul@codesourcery.com>
18989 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18991 (use_return_insn): Return 0 for Thumb interrupt functions.
18992 (print_multi_reg): Add rfe argument for IRQ returns.
18993 (arm_output_epilogue): Pop interrupt return address directly into PC.
18994 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18996 2007-01-03 Paul Brook <paul@codesourcery.com>
18998 Merge from sourcerygxx-4_1.
18999 * config/arm/thumb2.md: New file.
19000 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19002 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19003 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19004 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19005 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19007 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19008 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19010 * config/arm/ieee754-sf.S: Ditto.
19011 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19012 (thumb1_base_register_rtx_p): ... to this.
19013 (thumb_index_register_rtx_p): Rename...
19014 (thumb1_index_register_rtx_p): ... to this.
19015 (thumb_output_function_prologue): Rename...
19016 (thumb1_output_function_prologue): ... to this.
19017 (thumb_legitimate_address_p): Rename...
19018 (thumb1_legitimate_address_p): ... to this.
19019 (thumb_rtx_costs): Rename...
19020 (thumb1_rtx_costs): ... to this.
19021 (thumb_compute_save_reg_mask): Rename...
19022 (thumb1_compute_save_reg_mask): ... to this.
19023 (thumb_final_prescan_insn): Rename...
19024 (thumb1_final_prescan_insn): ... to this.
19025 (thumb_expand_epilogue): Rename...
19026 (thumb1_expand_epilogue): ... to this.
19027 (arm_unwind_emit_stm): Rename...
19028 (arm_unwind_emit_sequence): ... to this.
19029 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19030 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19031 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19032 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19033 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19034 thumb2_output_casesi): New functions.
19035 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19036 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19037 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19038 THUMB2_WORK_REGS): Define.
19039 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19040 arm_condexec_mask, arm_condexec_masklen)): New variables.
19041 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19042 (arm_override_options): Check new CPU capabilities.
19043 Set new architecture flag variables.
19044 (arm_isr_value): Handle v7m interrupt functions.
19045 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19047 (const_ok_for_arm): Handle Thumb-2 constants.
19048 (arm_gen_constant): Ditto. Use movw when available.
19049 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19051 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19052 (thumb_find_work_register, arm_load_pic_register,
19053 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19054 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19055 print_multi_reg, output_mov_long_double_fpa_from_arm,
19056 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19057 output_mov_double_fpa_from_arm, output_move_double,
19058 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19059 output_return_instruction, arm_output_function_prologue,
19060 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19061 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19062 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19063 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19064 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19065 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19067 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19068 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19069 (arm_file_start): Output directive for unified syntax.
19070 (arm_unwind_emit_set): Handle stack alignment instruction.
19071 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19072 Add v6t2, v7, v7a, v7r and v7m.
19073 (RETLDM): Add Thumb-2 code.
19074 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19075 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19076 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19077 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19078 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19079 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19080 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19081 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19082 ADJUST_INSN_LENGTH): Define.
19083 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19084 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19085 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19086 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19087 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19088 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19089 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19090 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19091 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19092 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19093 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19094 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19095 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19096 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19097 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19098 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19099 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19101 * config/arm/arm-tune.md: Regenerate.
19102 * config/arm/arm-protos.h: Update prototypes.
19103 * config/arm/vfp.md: Enable patterns for Thumb-2.
19104 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19105 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19106 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19107 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19108 * config/arm/libunwind.S: Add Thumb-2 code.
19109 * config/arm/constraints.md: Update include Thumb-2.
19110 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19111 * config/arm/ieee754-df.S: Ditto.
19112 * config/arm/bpabi.S: Ditto.
19113 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19114 * config/arm/predicates.md (low_register_operand,
19115 low_reg_or_int_operand, thumb_16bit_operator): New.
19116 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19117 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19118 * config/arm/t-arm-elf: Add armv7 multilib.
19119 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19121 (UNSPEC_STACK_ALIGN, ce_count): New.
19122 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19123 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19125 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19126 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19127 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19128 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19129 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19130 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19132 * doc/extend.texi: Document ARMv7-M interrupt functions.
19133 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19135 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19137 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19138 (struct _Unwind_Context): Rename args_size to flags, remove
19139 signal_frame field, add a new args_size field and version field.
19140 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19141 _Unwind_IsExtendedContext): New inline functions.
19142 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19143 Assume by_value array is only present if _Unwind_IsExtendedContext.
19144 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19145 _Unwind_IsSignalFrame.
19146 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19147 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19148 (uw_init_context_1): Initialize context->flags to
19149 EXTENDED_CONTEXT_BIT.
19150 * config/rs6000/linux-unwind.h (frob_update_context): Use
19151 _Unwind_SetSignalFrame.
19153 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19155 PR middle-end/30353
19156 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19157 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19160 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19162 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19163 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19164 RET, AT_SP): Remove.
19165 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19168 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19169 * cfgbuild.c (find_basic_blocks): Likewise.
19170 * cfgrtl.c (rtl_create_basic_block): Likewise.
19171 * function.c (temp_slots_at_level): Likewise.
19172 * reg-stack.c (stack_regs_mentioned): Likewise.
19173 * regclass.c (allocate_reg_info): Likewise.
19174 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19175 set_bb_for_stmt, move_block_to_fn): Likewise.
19176 * tree-complex.c (tree_lower_complex): Likewise.
19177 * vec.h (VEC_safe_grow_cleared): New.
19179 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19181 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19183 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19184 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19186 * cfgloopmanip.c (scale_loop_frequencies): Export.
19187 (loopify): Scale the frequencies by prescribed coefficients.
19188 (set_zero_probability): New function.
19189 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19190 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19191 and frequencies according to arguments.
19192 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19194 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19195 * modulo-sched.c (sms_schedule): Set probabilities for entering
19196 versioned loop correctly.
19197 * tree-vect-transform.c (vect_transform_loop): Ditto.
19198 * cfgloop.h (loopify, loop_version): Declaration changed.
19199 (scale_loop_frequencies): Declared.
19201 2007-01-02 Jan Hubicka <jh@suse.cz>
19203 * cgraph.c: Include tree-flow.h
19204 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19205 early_local_passes.
19206 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19207 * tree-pass.h (pass_all_early_optimizations): Declare.
19208 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19209 early_local_passes.
19210 (cgraph_analyze_function): Do early_local_passes.
19211 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19212 Do not add referenced vars.
19213 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19215 (gate_all_early_local_passes): New gate.
19216 (pass_early_local_passes): Use new gate.
19217 (execute_early_local_optimizations): New functions.
19218 (gate_all_early_optimizations): New gate.
19219 (pass_all_early_optimizations): New pass.
19220 (execute_free_datastructures): Free SSA only when initialized.
19221 (gate_init_datastructures): Init only when optimizing.
19222 (tree_lowering_passes): Do early local passes when called late.
19223 * tree-profile.c (do_tree_profiling): Don't profile functions added
19225 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19226 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19228 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19229 during early_local_passes.
19230 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19233 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19235 * Makefile.in: Update copyright year.
19237 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19239 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19240 in $(lang_checks) and check-consistency targets.
19242 2007-01-02 Jan Hubicka <jh@suse.cz>
19244 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19245 Do not add referenced vars.
19246 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19248 * passes.c (init_optimization_passes): Put mudflap_2 after
19249 free_datastructures.
19251 2007-01-02 Jan Hubicka <jh@suse.cz>
19253 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19254 Set NOTHROW flag on call statements proved to be nothrow.
19255 Update statement of local calls so new pure/const functions are
19256 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19258 (tree_rest_of_compilation): Register hooks and initialize bitmap
19259 early. Do not set after_inlining flag.
19261 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19263 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19264 HOST_BITS_PER_LONGLONG
19266 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19269 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19270 warning for non-static initializers.
19272 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19274 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19275 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19276 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19277 Always use set_unique_reg_note to add REG_EQUAL notes.
19279 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19282 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19284 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19285 * cfgbuild.c (find_basic_blocks): Likewise.
19286 * cfgrtl.c (rtl_create_basic_block): Likewise.
19287 * function.c (temp_slots_at_level): Likewise.
19288 * reg-stack.c (stack_regs_mentioned): Likewise.
19289 * regclass.c (allocate_reg_info): Likewise.
19290 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19291 set_bb_for_stmt, move_block_to_fn): Likewise.
19292 * tree-complex.c (tree_lower_complex): Likewise.
19293 * vec.h (VEC_safe_grow_cleared): New.
19295 2007-01-02 Ian Lance Taylor <iant@google.com>
19297 * c-common.c (c_common_truthvalue_conversion): When warning about
19298 using an assignment as a truth value, set TREE_NO_WARNING.
19300 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19303 * c.opt (Wold-style-declaration): New.
19304 * doc/invoke.texi (C-only Warning Options): New.
19305 (Wold-style-declaration): Document it.
19306 (Wextra): Enabled by -Wextra.
19307 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19308 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19309 -Wold-style-declaration.
19311 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19313 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19314 * cfgbuild.c (find_basic_blocks): Likewise.
19315 * cfgrtl.c (rtl_create_basic_block): Likewise.
19316 * function.c (temp_slots_at_level): Likewise.
19317 * reg-stack.c (stack_regs_mentioned): Likewise.
19318 * regclass.c (allocate_reg_info): Likewise.
19319 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19320 set_bb_for_stmt, move_block_to_fn): Likewise.
19321 * tree-complex.c (tree_lower_complex): Likewise.
19322 * vec.h (VEC_safe_grow_cleared): New.
19324 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19326 * c-common.c (c_common_nodes_and_builtins): Since variants of
19327 void_type_node get built before it is given a name, we need to
19328 give those variants the name, too.
19329 (complete_array_type): We need to work with the canonical main
19330 type of the array, from which we will build the qualified version.
19331 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19332 * print-tree.c (print_node): Display canonical type information
19334 * stor-layout.c (layout_type): When we don't know the
19335 alignment of a type for which we're building an array, we end up
19336 guessing wrong, so make the type require structural equality.
19337 * tree.c (make_node_stat): When we build a new type, it is its
19338 own canonical type.
19339 (build_type_attribute_qual_variant): When building an attribute
19340 variant, its canonical type is the non-attribute variant. However,
19341 if the attributes are target-dependent and they differ, we need to
19342 use structural equality checks for this type.
19343 (build_qualified_type): A qualified type is not equivalent to its
19344 unqualified variant; set the canonical type appropriately.
19345 (build_distinct_type_copy): When building a distinct type from
19346 another type, the new type is its own canonical type.
19347 (build_variant_type_copy): When building a new type variant, we
19348 assume that it is equivalent to the original type.
19349 (build_pointer_type_for_mode): When building a pointer type, also
19350 build a canonical type pointer.
19351 (build_reference_type_for_mode): When building a reference type,
19352 also build a canonical type reference.
19353 (build_index_type): When we can't hash an index type (e.g.,
19354 because its maximum value is negative), the index type requires
19355 structural equality tests.
19356 (build_array_type): Build the canonical form of an array type.
19357 (build_function_type): Function types require structural equality,
19358 because they contain default arguments, attributes, etc.
19359 (build_method_type_directly): Ditto for method types.
19360 (build_offset_type): Build the canonical offset type.
19361 (build_complex_type): Build the canonical vector type.
19362 (make_vector_type): Build the canonical vector type.
19363 * tree.h (TYPE_CANONICAL): New.
19364 (TYPE_STRUCTURAL_EQUALITY_P): New.
19365 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19366 (struct tree_type): Added "canonical" field.
19367 * params.h (VERIFY_CANONICAL_TYPES): New.
19368 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19369 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19370 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19371 * doc/invoke.texi (verify-canonical-types): Document --param
19372 parameter for verifying canonical types.
19374 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19376 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19377 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19378 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19379 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19381 * config/rs6000/e500.h: New.
19382 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19383 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19385 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19386 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19387 TARGET_E500_DOUBLE): Remove.
19388 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19389 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19390 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19391 * config/rs6000/rs6000.c (rs6000_override_options): Use
19392 CHECK_E500_OPTIONS.
19394 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19396 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19397 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19398 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19399 rs6000_emit_cmove): Don't check TARGET_E500.
19400 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19401 sordered): Don't check TARGET_E500.
19403 2007-01-01 Eric Christopher <echristo@apple.com>
19405 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19406 HARD_REGISTER_NUM_P.
19408 2007-01-01 Roger Sayle <roger@eyesopen.com>
19410 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19411 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19412 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19415 2007-01-01 Mike Stump <mrs@apple.com>
19417 * configure.ac: Remove support for building with Apple's gcc-3.1.
19419 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19421 PR middle-end/30311
19422 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19423 REG is a hard register. Do not modify REG before calling
19425 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19426 multiple of the size of YMODE for certain lowpart cases.
19428 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19430 PR middle-end/30253
19431 * gimplify (voidify_wrapper_expr): Update for
19432 GIMPLE_MODIFY_STMT.
19434 2007-01-01 Andreas Schwab <schwab@suse.de>
19437 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19438 save of BR0 in extra_spill_size instead of spill_size.
19439 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19441 (ia64_expand_epilogue): Restore BR0 from its new location.
19443 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19445 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19446 Use a temporary variable if the left hand side is not a gimple
19449 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19451 * gimplify.c (gimplify_return_expr): Make the temporary variable
19452 for the return expression, a gimple register variable.
19454 2007-01-01 Jan Hubicka <jh@suse.cz>
19456 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19459 2007-01-01 Mike Stump <mrs@apple.com>
19461 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19463 * config/darwin.c (machopic_select_rtx_section): Use
19464 HAVE_GAS_LITERAL16.
19465 (darwin_mergeable_constant_section): Likewise.
19466 * configure: Regenerate.
19467 * config.in: Regenerate.
19469 2007-01-01 Jan Hubicka <jh@suse.cz>
19470 Andrew Pinski <pinskia@gmail.com>
19472 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19473 before starting IPA passes.