1 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3 PR rtl-optimization/32773
4 * cfglayout.c (force_one_exit_fallthru): New function.
5 (cfg_layout_finalize): Use it.
7 2007-07-16 Richard Guenther <rguenther@suse.de>
8 Uros Bizjak <ubizjak@gmail.com>
10 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11 before forcing it to gimple operand.
13 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14 David Ung <davidu@mips.com>
16 * config/mips/mips.h (TUNE_24K): Define.
17 (TUNE_MACC_CHAINS): Add TUNE_24K.
18 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
20 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
21 (r74k_int_madd): .. this new reservation.
22 (define_bypass): Fixed bypasses for r74k_int_madd to use
24 * config/mips/24k.md (define_bypass): Define new
25 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
27 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
28 Nigel Stephens <nigel@mips.com>
30 * config/mips/mips.md: Include 20kc.md.
31 * config/mips/20kc.md: New file.
32 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
33 (mips_adjust_cost): Tweak for 20Kc.
34 (mips_issue_rate): Likewise.
35 * config/mips/mips.h (TUNE_20KC): Define.
37 2007-07-16 David Edelsohn <edelsohn@gnu.og>
39 * config/rs6000/rs6000.c (struct processor_cost): Add
40 cache_line_size, l1_cache_lines, and simultaneous_prefetches
42 (*_cost): Add cache information.
43 (rs6000_override_options): Set cache parameters.
45 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
48 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
49 * doc/install.texi (mips-sgi-irix6): pthread support works now.
51 2007-07-16 Paul Brook <paul@codesourcery.com>
55 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
56 (cirrus_thumb2_movsi_insn): Ditto.
58 2007-07-15 Geoffrey Keating <geoffk@apple.com>
60 * config/rs6000/darwin-fallback.c (interpret_libc): Change
63 2007-07-15 Andrew Haley <aph@redhat.com>
65 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
66 before looking in the context.
68 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
72 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
73 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
74 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
75 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
76 to generate .CALLINFO statement.
77 (hppa_expand_prologue): Set rp_saved.
78 (hppa_expand_epilogue): Use rp_saved.
79 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
80 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
82 2007-07-14 Dirk Mueller <dmueller@suse.de>
84 * omega.c (coalesce): Fix memory leak on early exit.
85 * matrix-reorg.c (check_allocation_function): Likewise.
86 * tree-vect-transform.c (vect_get_new_vect_var): free result
88 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
89 pass pointer to edge vector
90 (partition_hot_cold_basic_blocks): Fix memory leak.
91 * collect2.c (prefix_from_string): Free temporary storage.
92 * reload1.c (fixup_abnormal_edges): Free sbitmap.
94 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
96 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
97 (DO_GLOBAL_DTORS_BODY): Likewise.
99 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
100 Nigel Stephens <nigel@mips.com>
102 * config/mips/mips.c (mips_classify_symbol): Don't return
103 SYMBOL_SMALL_DATA for constant pool addresses if
104 TARGET_EMBEDDED_DATA is true.
106 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
109 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
110 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
111 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
112 __builtin_ia32_storehps, __builtin_ia32_storelps,
113 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
114 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
115 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
116 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
117 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
118 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
119 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
120 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
121 using def_builtin_const.
123 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
125 PR tree-optimization/32705
126 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
127 (simplify_binary_expression): Use SSA_VAL consistently.
129 2007-07-13 David Edelsohn <edelsohn@gnu.org>
131 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
132 (SPEFSCR_REGNO): Delete definition.
133 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
134 COUNT_REGISTER_REGNUM -> CTR_REGNO.
135 * config/rs6000/rs6000.h: Do not define *_REGNO.
136 LINK_REGISTER_REGNUM -> LR_REGNO.
137 COUNT_REGISTER_REGNUM -> CTR_REGNO.
138 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
139 COUNT_REGISTER_REGNUM -> CTR_REGNO.
140 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
141 R_VRSAVE, R_VSCR. Use them.
142 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
143 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
144 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
145 * config/rs6000/aix.h: Define R_LR. Use it.
147 2007-07-13 Caroline Tice <ctice@apple.com>
149 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
150 flag_var_tracking is explicitly turned off (i.e. when variable
151 tracking is not feasible); otherwise, turn flag_var_tracking on when
152 flag_var_tracking_uninit is on.
153 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
154 note definitions, to allow recording of initialization status in the
156 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
157 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
158 determine if two note locations are equal.
159 (output_loc_list): Don't output list entries whose start & end labels
161 (reg_loc_descriptor): Add parameter for initialization status; pass it
162 to other loc descriptor functions.
163 (one_reg_loc_descriptor): Add parameter for initialization status;
164 check its value and add DW_OP_GNU_uninit to returned loc descr if
166 (multiple_reg_loc_descriptor): Add parameter for initialization
168 pass init status argument to other loc descriptor functions; check
169 value of intialization parameter and add DW_OP_GNU_uninit to returned
170 loc descr if appropriate.
171 (based_loc_descr): Add parameter for initialization status; add new
172 variable for return value; check value of initialization parameter and
173 add DW_OP_GNU_uninit to returned loc descr if appropriate.
174 (concatn_mem_loc_descriptor): Add parameter for initialization status;
175 pass init status argument to other loc descriptor functions; check
176 value of intialization parameter and add DW_OP_GNU_uninit to returned
177 loc descr if appropriate.
178 (mem_loc_descriptor): Likewise.
179 (concat_loc_descriptor): Likewise.
180 (concatn_loc_descriptor): Likewise.
181 (loc_descriptor): Add parameter for initialization status; pass it as
182 argument to other loc descriptor function calls.
183 (loc_descriptor_from_tree_1): Add appropriate initialization status
184 to loc descriptor function calls.
185 (add_location_or_const_value_attribute): Get initialization status
186 from VAR_LOCATION note; add initialization status to loc descriptor
188 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
189 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
190 status is uninitialized, add "[uninint]" to output.
191 * common.opt (fvar-tracking-uninit): New option, similar to
192 fvar-tracking, to turn on tracking of uninitialized variables; creates
193 a new global flag, flag_var_tracking_uninit.
194 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
195 (enum var_init_status): New type, for var initialization status field.
196 * var-tracking.c (struct location_chain_def): Two new fields, init,
197 for initialization status, and set_src for the assignment value expr.
198 (unshare_variable): New parameter for initialization status;
199 initialize new init and set_src fields.
200 (var_reg_set): New parameters for initialization status and value;
201 pass them to set_variable_part.
202 (var_mem_set): Likewise.
203 (get_init_value): New function.
204 (var_reg_delete_and_set): New initialization status & value
205 parameters; add call to get_init_value if status is unknown; pass new
206 parameters to clobber_variable_part and var_reg_set.
207 (var_mem_delete_and_set): Likewise.
208 (var_reg_delete): Pass null set_src value to clobber_variable_part.
209 (var_mem_delete): Likewise.
210 (variable_union): Pass status to unshare_variable; initialize new init
211 and set_src fields. If flag_var_tracking_uninit is not set, force
212 status to initialized.
213 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
214 used later to get the set_src value.
215 (find_src_status): New function.
216 (find_src_set_src): New function.
217 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
218 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
219 MO_SET, get set_src value and pass it to var_reg_delete_and_set
220 and var_mem_delete_and_set.
221 (dump_variable): Print out "[uninit]" if appropriate.
222 (set_variable_part): Add new initialization and set_src parameters;
223 pass status to unshare_variable; set node->init and node- >set_src
224 fields and modify slot in hash table appropriately; save the init and
225 set_src values if appropriate and assign to the new node.
226 (clobber_variable_part): New set_src parameter; if two nodes have
227 same variable and same location but different set_src (assignment)
228 values, clobber old node.
229 (delete_variable_part): Pass init status to unshare_variable.
230 (emit_note_insn_var_location): Add initialized var; assign var's init
231 status to new 'initialized'; pass new init status field to calls to
232 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
233 status to initialized.
234 (emit_notes_in_bb): Pass initialization status to calls to
235 var_reg_set, var_mem_set, var_reg_delete_and_set and
236 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
237 var_reg_delete_and_set and var_mem_delete_and_set; call
238 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
239 make up for change in add_stores.
240 (vt_add_function_parameters): Add status to calls to
242 * config/darwin.c (darwin_override_options): Turn on uninitialized
243 tracking automatically, if var_tracking is on and the system is
246 2007-07-13 Sa Liu <saliu@de.ibm.com>
248 * config.gcc: Add options for arch and tune on SPU.
249 * config/spu/predicates.md: Add constant operands 0 and 1.
250 * config/spu/spu-builtins.def: Add builtins for double precision
251 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
252 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
254 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
256 * config/spu/spu-protos.h: Add new function prototypes.
257 * config/spu/spu.c (spu_override_options): Check options -march and
259 (spu_comp_icode): Add comparison code for DFmode and vector mode.
260 (spu_emit_branch_or_set): Use the new code for DFmode and vector
262 (spu_const_from_int): New. Create a vector constant from 4 ints.
263 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
264 (spu_emit_vector_compare): New. Emit vector compare.
265 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
266 * config/spu/spu.h: Add options -march and -mtune. Define processor
267 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
268 CANONICALIZE_COMPARISON.
269 * config/spu/spu.md: Add new insns for double precision compare
270 and double precision vector compare. Add vcond and smax/smin patterns
271 to enable DFmode vector conditional expression.
272 * config/spu/spu.opt: Add options -march and -mtune.
273 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
274 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
275 both CELL and CELLEDP targets: spu_testsv.
276 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
279 2007-07-13 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/32721
282 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
283 TREE_THIS_VOLATILE on the folded reference.
284 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
285 if the array reference has TREE_THIS_VOLATILE set.
287 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
290 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
292 2007-07-13 Andreas Schwab <schwab@suse.de>
294 * gengtype-lex.l: Allow declarations to be indented.
296 2007-07-12 Geoffrey Keating <geoffk@apple.com>
298 * ginclude/tgmath.h: New.
299 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
300 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
301 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
302 * configure: Regenerate.
304 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
306 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
307 correct index when setting register save state for xd
310 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
312 * config/sh/sh.c (mark_use): Remove.
314 2007-07-12 Paul Brook <paul@codesourcery.com>
316 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
317 reg does not overlap return value.
319 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
321 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
322 (set_expression_vuses): Ditto.
323 (init_pre): Initialize expression_vuses.
325 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
327 * config/i386/sse.md (storentdf, storentsf): New.
329 2007-07-12 Geoffrey Keating <geoffk@apple.com>
331 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
333 * tree.c (build_decl_stat): Move code from here...
334 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
335 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
336 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
337 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
338 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
341 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
342 Devang Patel <dpatel@apple.com>
344 PR tree-optimization/25413
345 * targhooks.c (default_builtin_vector_alignment_reachable): New.
346 * targhooks.h (default_builtin_vector_alignment_reachable): New.
347 * tree.h (contains_packed_reference): New.
348 * expr.c (contains_packed_reference): New.
349 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
350 (vect_enhance_data_refs_alignment): Call
351 vector_alignment_reachable_p.
352 * target.h (vector_alignment_reachable): New builtin.
353 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
354 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
355 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
357 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
359 * target.h (builtin_vectorization_cost): Add new target builtin.
360 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
361 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
362 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
363 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
364 uninitialized variables.
365 * tree-vect-transform.c (cost_for_stmt): New function.
366 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
367 using cost 1 for all scalar stmts. Be less conservative when
368 estimating the number of prologue/epulogue iterations. Call
369 targetm.vectorize.builtin_vectorization_cost. Return
370 min_profitable_iters-1.
371 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
372 initialization cost instead of TARG_VEC_STMT_COST. Use
373 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
374 epilogue code. Fix epilogue cost computation.
375 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
376 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
377 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
378 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
379 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
380 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
382 2007-07-12 Richard Guenther <rguenther@suse.de>
384 * gimplify.c (gimplify_conversion): Make sure that the result
385 from maybe_fold_offset_to_reference is trivially convertible
386 to the desired type before doing the simplification.
387 (gimplify_expr): Likewise.
388 * fold-const.c (fold_binary): Use the correct types for
389 building the simplified expression.
391 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
393 PR rtl-optimization/32729
394 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
395 that fallthru to exit.
397 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
399 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
400 (symDTPOFF2reg): Likewise.
402 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
404 PR tree-optimization/32663
406 * tree.h (VALUE_HANDLE_VUSES): Remove.
407 (struct tree_value_handle): Remove vuses.
409 * tree-vn.c (create_value_handle_for_expr): Don't set
412 * tree-ssa-pre.c (expression_vuses): New.
413 (alloc_expression_id): Set up expression_vuses.
414 (get_expression_vuses): New.
415 (set_expression_vuses): Ditto.
416 (clear_expression_ids): Modify for expression_vuses.
417 (phi_translate_1): Ditto.
418 (phi_translate_set): Ditto.
419 (value_dies_in_block_x): Ditto
420 (valid_in_sets): Ditto.
421 (add_to_sets): Ditto.
422 (find_existing_value_expr): Ditto.
423 (create_value_handle_for_expr): Ditto.
424 (make_values_for_stmt): Ditto.
425 (vuse_equiv): Remove.
427 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
429 * Makefile.in (mostlyclean): Remove object files.
431 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
433 * toplev.c (no_new_pseudos): Deleted.
434 * rtl.h (no_new_pseudos): Deleted.
435 * tree-pass.h (pass_no_new_pseudos): Deleted.
436 * passes.c (pass_no_new_pseudos): Deleted.
437 * final.c (rest_of_clean_state): Removed no_new_pseudos.
438 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
439 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
441 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
442 * rtlhooks.c (gen_lowpart_general): Ditto.
443 * optabs.c (prepare_operand): Ditto.
444 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
446 * modulo-sched.c (rest_of_handle_sms): Ditto.
447 * see.c (rest_of_handle_see): Ditto.
448 * ifcvt.c (if_convert): Ditto.
449 (gate_handle_if_after_combine): Replaced no_new_pseudos with
451 * init-regs.c (gate_initialize_regs): Deleted set of
453 * lower-subreg.c (decompose_multiword_subregs): Ditto.
454 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
455 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
457 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
460 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
461 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
462 (*vec_extractv2di_1_rex64): New insn pattern.
464 2007-07-11 David Daney <ddaney@avtrex.com>
466 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
467 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
468 for SIGNAL_UNWIND_RETURN_COLUMN.
469 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
470 (DWARF_FRAME_REGNUM): Rewrite.
471 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
473 2007-07-11 Nick Clifton <nickc@redhat.com>
475 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
476 delta and use gen_int_mode in place of GET_INT instead.
478 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
480 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
483 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
485 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
486 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
488 * params.h (VERIFY_CANONICAL_TYPES): Remove.
489 (USE_CANONICAL_TYPES): New.
490 * doc/invoke.texi (verify-canonical-types): Remove.
491 (use-canonical-types): Add.
493 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
495 * config/spu/spu.c (spu_optimization_options): Remove setting of
496 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
497 (spu_override_options): Move it here.
499 2007-07-11 Richard Sandiford <richard@codesourcery.com>
501 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
502 * config/mips/mips.c (mips_cpu_info_table): Mention
503 MIPS_ISA_LEVEL_SPEC in the comment.
505 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
507 PR tree-optimization/32713
508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
510 2007-07-11 Paolo Carlini <pcarlini@suse.de>
513 * c-opts.c (c_common_post_options): Do not change flag_complex_method
514 conditional to flag_isoc99.
515 (c_common_init_options): Do it here, unconditionally.
517 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
519 PR tree-optimization/32589
520 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
521 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
522 * tree-ssa-propagate.c (valid_gimple_expression_p): New
523 predicate, extracted from...
524 (set_rhs): ...here. Call it for the expression on entry.
525 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
526 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
527 (simplify_binary_expression): Use valid_gimple_expression_p
528 to validate the simplification.
529 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
531 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
533 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
534 DWARF2_DEBUG on 32 bit target too.
535 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
537 2007-07-11 Nick Clifton <nickc@redhat.com>
539 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
540 version for 64-bit hosts.
542 2007-07-10 David Daney <ddaney@avtrex.com>
544 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
546 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
548 * config/mips/mips.c (mips_expand_synci_loop): New function.
549 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
550 (UNSPEC_RDHWR): Same.
551 (UNSPEC_SYNCI): Same.
553 (clear_cache): New expand.
557 (clear_hazard): Same.
558 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
560 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
561 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
563 2007-07-10 Ian Lance Taylor <iant@google.com>
565 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
568 2007-07-10 David Daney <ddaney@avtrex.com>
570 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
571 * builtins.c (expand_builtin___clear_cache): New function.
572 (expand_builtin): Call expand_builtin___clear_cache for
573 BUILT_IN_CLEAR_CACHE case.
574 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
575 * doc/md.texi (clear_cache): Document new instruction pattern.
576 * testsuite/gcc.dg/builtins-64.c: New test.
578 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
580 * config/cris/cris.md ("movsi"): Fix typo in last change.
582 2007-07-09 Geoffrey Keating <geoffk@apple.com>
585 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
587 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
588 * varasm.c (assemble_start_function): Honor DECL_ALIGN
589 for FUNCTION_DECLs. Don't use align_functions_log if
591 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
592 even for FUNCTION_DECLs.
593 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
595 * tree.h (DECL_ALIGN): Update for new location of 'align'.
596 (DECL_FUNCTION_CODE): Update for new location and name of
598 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
599 (struct tree_decl_common): Move 'align' and 'off_align' out
600 of union, ensure they're still on a 32-bit boundary. Remove
601 other fields in union 'u1'.
602 (struct tree_function_decl): Add field 'function_code' replacing
603 'u1.f' in tree_decl_common.
604 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
605 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
606 (Variable Attributes): Cross-reference 'aligned' attribute
607 to Function Attributes.
608 * flags.h (force_align_functions_log): Delete.
609 * toplev.c (force_align_functions_log): Delete.
611 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
615 (*vec_concatv2di_rex): New insn pattern.
617 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
620 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
622 2007-07-10 Ian Lance Taylor <iant@google.com>
624 Replace no_new_pseudos in backends.
625 * rtl.h (can_create_pseudo_p): Define.
626 * config/darwin.c (machopic_indirect_data_reference): Use
627 can_create_pseudo_p () instead of no_new_pseudos.
628 (machopic_indirect_data_reference): Likewise.
629 (machopic_legitimize_pic_address): Likewise.
630 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
631 (alpha_emit_set_const_1): Likewise.
632 (alpha_emit_set_const): Likewise.
633 (alpha_emit_conditional_move): Likewise.
634 (alpha_split_conditional_move): Likewise.
635 * config/alpha/alpha.md (various splitters): Likewise.
637 * config/arm/arm.c (legitimize_pic_address): Likewise.
638 (arm_load_pic_register): Likewise.
639 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
640 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
641 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
642 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
643 * config/cris/cris.md (movsi): Likewise.
644 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
645 (symGOTOFF2reg_hilo): Likewise.
646 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
647 * config/h8300/h8300.md (insv, extzv): Likewise.
648 * config/i386/i386.c (ix86_expand_move): Likewise.
649 (ix86_expand_vector_move): Likewise.
650 (ix86_prepare_fp_compare_args): Likewise.
651 (ix86_expand_carry_flag_compare): Likewise.
652 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
653 (tls_dynamic_gnu2_combine_32): Likewise.
654 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
655 * config/ia64/ia64.c (ia64_expand_move): Likewise.
656 (ia64_expand_movxf_movrf): Likewise.
657 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
658 (m32c_split_move): Likewise.
659 (m32c_expand_insv): Likewise.
660 * config/m68k/m68k.md (movsi): Likewise.
661 * config/mips/mips.c (mips_force_temporary): Likewise.
662 (mips_split_symbol): Likewise.
663 (mips_move_integer): Likewise.
664 (mips_legitimize_const_move): Likewise.
665 * config/mn10300/mn10300.md (movsi): Likewise.
666 * config/pa/pa.c (emit_move_sequence): Likewise.
667 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
668 (rs6000_got_register): Likewise.
669 (create_TOC_reference): Likewise.
670 (rs6000_machopic_legitimize_pic_address): Likewise.
671 * config/rs6000/rs6000.md (add<mode>3): Likewise.
672 (various splitters): Likewise.
673 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
674 (movsi_got): Likewise.
675 * config/s390/s390.c (emit_symbolic_move): Likewise.
676 * config/s390/s390.md (movhi, movqi): Likewise.
677 (load_multiple, store_multiple): Likewise.
678 * config/score/score.c (score_force_temporary): Likewise.
679 * config/sh/sh.c (prepare_move_operands): Likewise.
680 (prepare_cbranch_operands): Likewise.
681 (emit_fpu_switch): Likewise.
682 (fpscr_set_from_mem): Likewise.
683 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
684 (adddi3, subsi3): Likewise.
685 (various splitters): Likewise.
686 (divsi_inv_fp_combine): Likewise.
687 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
688 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
690 * config/sh/predicates.md (xor_operand): Likewise.
691 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
692 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
693 (movdi_pic_label_ref): Likewise.
694 * config/spu/spu.c (spu_split_immediate): Likewise.
695 * config/alpha/alpha.md (various splitters): Remove test
696 !no_new_pseudos || reload_completed.
697 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
699 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
700 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
701 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
702 * config/score/score.c (th_output_mi_thunk): Likewise.
703 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
704 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
706 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
708 PR rtl-optimization/32664
709 * mode-switching.c (create_pre_exit): Skip barrier insns.
711 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
713 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
714 force_gimple_operand_bsi.
715 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
716 rewrite_use_compare): Ditto.
717 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
719 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
720 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
721 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
722 * tree-profile.c (prepare_instrumented_value,
723 tree_gen_interval_profiler, tree_gen_pow2_profiler,
724 tree_gen_one_value_profiler, tree_gen_ic_profiler,
725 tree_gen_ic_func_profiler, tree_gen_average_profiler,
726 tree_gen_ior_profiler): Ditto.
727 * tree-ssa-reassoc.c (negate_value): Ditto.
728 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
729 Use force_gimple_operand_bsi.
730 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
731 * tree-if-conv.c (add_to_dst_predicate_list,
732 find_phi_replacement_condition): Ditto.
733 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
734 Call mark_symbols_for_renaming for new statements.
735 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
737 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
739 * cfghooks.c (remove_edge): New function.
740 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
742 * cfghooks.h (remove_edge): Declare.
743 * cfg.c (remove_edge): Renamed to remove_edge_raw.
744 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
746 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
748 * optabs.h: Added declaration for signbit_optab.
749 * optabs.c: (init_optabs): Added initialization for signbit_optab.
750 * genoptinit.c (optabs): Added entry for signbit insns.
751 * builtins.c (expand_builtin_signbit): Added code to use a signbit
753 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
754 * config/s390/s390.md (signbit<mode>2): New expander.
756 2007-07-09 Richard Guenther <rguenther@suse.de>
759 * fold-const.c (fold_plusminus_mult_expr): Move constant
760 arguments second to allow decomposing.
762 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
765 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
767 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
768 Disregard DECL_FROM_INLINE.
770 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
773 * doc/invoke.texi: Add ftree-reassoc flag.
774 * common.opt (ftree-reassoc): New flag.
775 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
776 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
778 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
780 PR tree-optimization/32681
781 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
782 saved in second_edge->aux when first_bb is a loop header.
784 2007-07-09 Jan HUbicka <jh@suse.cz>
786 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
788 2007-07-09 Richard Guenther <rguenther@suse.de>
790 * c-decl.c (start_function): Do not promote return type.
792 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
794 * function.c (do_warn_unused_parameter): Do not warn if
795 TREE_NO_WARNING is set.
797 2007-07-08 Andreas Schwab <schwab@suse.de>
799 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
801 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
804 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
806 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
807 apply to assembly language, too.
808 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
810 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
812 Revert (note the sccvn portions are *not* reverted)
813 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
815 Fix PR tree-optimization/23488
817 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
819 * tree-flow-inline.h (get_value_handle): Ditto.
820 * tree-ssa-pre.c (decl_vh_map): New.
821 (decl_node_pool): New.
822 (can_value_number_operation): Support DECL_P.
823 (can_PRE_operation): Ditto.
824 (create_expression_by_pieces): Ditto.
825 (find_existing_value_expr): Modify to differnetiate between
826 addressing and top level.
827 (create_value_handle_for_expr): Handle DECL's.
828 (poolify_tree): Ditto.
829 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
830 (make_values_for_stmt): Handle DECL's properly.
831 (init_pre): Reorg to not init useless things during FRE.
833 * tree-flow.h: Include pointer-set.h.
834 (decl_vh_map): Declare.
835 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
837 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
839 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
840 the constraint description.
841 * doc/md.texi: Update documentation of AVR constraints.
843 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
845 * auto-inc-dec.c, config/arm/arm.c,
846 config/m32r/constraints.md, config/mips/mips.md,
847 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
848 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
849 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
850 typos. Follow spelling conventions.
851 * doc/invoke.texi, doc/rtl.texi: Fix typos.
853 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
854 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
856 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
857 realloc_vuse): Remove.
858 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
861 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
863 Fix PR tree-optimization/23488
865 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
866 (try_to_simplify): Ditto.
868 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
870 * tree-flow-inline.h (get_value_handle): Ditto.
871 * tree-ssa-pre.c (decl_vh_map): New.
872 (decl_node_pool): New.
873 (can_value_number_operation): Support DECL_P.
874 (can_PRE_operation): Ditto.
875 (create_expression_by_pieces): Ditto.
876 (find_existing_value_expr): Modify to differnetiate between
877 addressing and top level.
878 (create_value_handle_for_expr): Handle DECL's.
879 (poolify_tree): Ditto.
880 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
881 (make_values_for_stmt): Handle DECL's properly.
882 (init_pre): Reorg to not init useless things during FRE.
884 * tree-flow.h: Include pointer-set.h.
885 (decl_vh_map): Declare.
886 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
888 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
890 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
891 apply to assembly language, too.
892 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
894 2007-07-06 Ian Lance Taylor <iant@google.com>
895 Zack Weinberg <zackw@panix.com>
898 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
900 2007-07-06 Richard Sandiford <richard@codesourcery.com>
902 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
903 (prefetch): Likewise if "pref" would be used.
905 2007-07-06 Josh Conner <jconner@apple.com>
909 * calls.c (store_one_arg): Handle arguments which are partially
910 on the stack when detecting argument overlap.
912 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
914 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
915 chosen during find_reloads.
917 2007-07-06 Richard Guenther <rguenther@suse.de>
919 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
920 TYPE_ARG_TYPES for verification of argument types. Use
921 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
922 parameters as variable arguments.
924 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
926 * libgcc2.h (word_type): Type definition removed.
927 (cmp_return_type, shift_count_type): Type definitions added.
928 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
929 replaced with shift_count_type.
930 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
932 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
933 changed from word_type to Wtype.
934 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
935 replaced with shift_count_type.
936 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
938 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
939 and libgcc_shift_count attribute added.
940 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
941 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
942 (TARGET_INITIALIZER): New target hooks added.
943 * targhooks.c (default_libgcc_cmp_return_mode,
944 default_libgcc_shift_count_mode): Default implementations for the new
946 * targhooks.h (default_libgcc_cmp_return_mode,
947 default_libgcc_shift_count_mode): Function prototypes added.
948 * target.h (struct gcc_target): Fields for the new target hooks added.
949 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
951 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
954 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
955 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
957 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
958 s390_libgcc_shift_count_mode): Functions added.
959 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
960 Target hooks defined.
962 2007-07-06 Richard Sandiford <richard@codesourcery.com>
964 * config/mips/mips.c (compute_frame_size): Restore the original
965 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
966 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
967 Document why the difference is needed.
969 2007-07-06 Richard Guenther <rguenther@suse.de>
971 * c-common.c (boolean_increment): Use correctly typed
974 2007-07-06 Richard Sandiford <richard@codesourcery.com>
976 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
977 the topmost argument register is not also included in the save mask.
978 (mips16e_collect_argument_save_p): Take a pointer to the argument
979 register, rather than a pointer to the number of arguments.
980 (mips16e_collect_argument_saves): Only include argument saves
981 that aren't in the register mask.
983 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
985 PR rtl-optimization/32450
986 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
987 to ensure that instructions are not moved into the prologue when
988 profiling is on. Remove unused prologue_end variable.
989 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
990 as a scheduling barrier.
992 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
995 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
996 Disregard DECL_FROM_INLINE.
998 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1000 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1001 IORing with a constant.
1003 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1005 PR rtl-optimization/32475
1006 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1007 for every definition of the stack pointer.
1009 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1011 * arm.c (vfp3_const_double_index): Copy signed results of
1012 REAL_VALUE_TO_INT into unsigned vars.
1014 2007-07-05 Richard Guenther <rguenther@suse.de>
1017 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1019 * tree-ssa.c (useless_type_conversion_p): Check canonical
1022 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1024 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1025 zero_extendhisi2): Change to define_insn_and_split.
1026 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1028 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1030 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1031 pass_match_asm_constraints): New.
1032 * passes.c (init_optimization_passes): Add new pass.
1033 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1034 * function.h (struct function): Add has_asm_statement bit.
1035 (current_function_has_asm_statement): New.
1036 * tree-pass.h (pass_match_asm_constraints): New.
1038 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1040 * config/mips/mips.c (mips_file_start): Avoid declaration
1043 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1045 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1047 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1049 * rtl.def (NOTE): Change print format string to print
1050 operand 5 as a note insn name.
1052 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1053 David Ung <davidu@mips.com>
1055 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1056 * doc/invoke.texi: (MIPS Options): Document them.
1058 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1059 David Ung <davidu@mips.com>
1061 Add support for SmartMIPS ASE.
1063 * optabs.c (expand_binop_directly): New, broken out from...
1064 (expand_binop): Here. Make it try rotating in the other
1065 direction even when the second operand isn't constant.
1066 * config/mips/mips.md (*lwxs): New.
1067 * config/mips/mips.opt (msmartmips): New.
1068 * config/mips/mips.c (mips_lwxs_address_p): New.
1069 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1070 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1071 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1072 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1073 (ISA_HAS_LWXS): New.
1074 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1075 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1076 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1077 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1078 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1079 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1080 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1082 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1084 * tree-vectorizer.c (new_loop_vec_info): Initialize
1085 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1086 * tree-vectorizer.h (_loop_vec_info): Added new filed
1087 min_profitable_iters.
1088 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1089 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1090 * tree-vect-analyze.c (vect_analyze_operations): Set
1091 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1092 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1093 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1094 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1095 and prologue cost to after they are computed.
1096 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1098 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1099 of creating vectors from scalars according to dt.
1100 (vect_model_store_cost): Likewise.
1101 (vectorizable_call): Use dt array instead of scalar dt. Call
1102 vect_model_simple_cost with additional argument dt.
1103 (vectorizable_assignment): Likewise.
1104 (vectorizable_operation): Likewise.
1105 (vectorizable_type_demotion): Likewise.
1106 (vectorizable_type_promotion): Likewise.
1107 (vectorizable_store): Use dt array instead of scalar dt. Call
1108 vect_model_store_cost with additional argument dt.
1109 (vect_do_peeling_for_loop_bound): Don't call
1110 vect_estimate_min_profitable_iters. Instead, lookup
1111 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1112 "may not be profitable".
1114 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1117 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1118 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1119 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1120 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1122 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1124 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1125 addressing modes cheaper.
1127 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1129 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1130 (dw_ranges_struct): Rename block_num to num. Adjust.
1131 (dw_ranges_by_label_struct): New.
1132 (ranges_by_label, ranges_by_label_allocated,
1133 ranges_by_label_in_use): New variables.
1134 (add_ranges_num): Factored most of the code out of...
1135 (add_ranges): ... this one. Rewrite in terms of the former.
1136 (add_ranges_by_labels): New.
1137 (output_ranges): Output by-label ranges.
1138 (dwarf2out_finish): Output range for multiple-section
1139 compile_unit. Output standard DW_AT_low_pc in addition to
1140 unexpected DW_AT_entry_pc.
1142 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1144 PR tree-optimization/32604
1145 PR tree-optimization/32606
1147 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1148 (compute_antic_safe): Removed.
1149 (ANTIC_SAFE_LOADS): Ditto.
1150 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1151 (execute_pre): Don't call compute_antic_safe.
1152 (vuse_equiv): New function.
1153 (make_values_for_stmt): Use it
1154 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1157 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1160 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1162 (avr_attribute_table): Make "naked" attribute apply to function types
1163 rather than to decls.
1164 (avr_handle_fntype_attribute): New function.
1166 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1168 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1171 2007-07-04 David Ung <davidu@mips.com>
1172 Joseph Myers <joseph@codesourcery.com>
1174 * config/mips/mips.md (type): Add logical, signext and move.
1175 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1176 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1177 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1178 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1179 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1180 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1181 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1182 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1183 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1184 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1185 movv2sf_hardfloat_64bit): Use the new types.
1186 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1187 *movdf_softfloat, *movdf_mips16): Use "multi".
1188 (extendqihi2): Replace with a define_expand.
1189 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1190 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1191 * config/mips/74k.md (r74k_int_logical): New reservation and
1193 (r74k_int_arith): Remove "slt".
1194 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1195 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1196 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1197 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1198 reservations for "arith".
1200 2007-07-04 Richard Guenther <rguenther@suse.de>
1202 * tree-ssa.c (useless_type_conversion_p): Add handling for
1203 scalar float and vector types. Only call the types_compatible_p
1204 langhook for aggregate types as last resort. Follow the
1207 2007-07-04 Richard Guenther <rguenther@suse.de>
1209 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1210 the same as NOP_EXPR.
1212 2007-07-04 Nick Clifton <nickc@redhat.com>
1214 * target.h (struct gcc_target): Add target_help field.
1215 * target-def.h (TARGET_HELP): New.
1216 (TARGET_INITIALIZER): Use TARGET_HELP.
1217 * opts.c (command_handle_option): Invoke target_help function, if
1218 defined, when the user has specified --target-help on the command
1220 * doc/invoke.texi: Mention that --target-help might print
1221 additional information.
1222 * doc/tm.texi: Document TARGET_HELP hook.
1224 * arm.c (TARGET_HELP): Override default definition.
1225 (arm_target_help): New - display a wrapped list of cores and
1226 architectures supported.
1228 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1230 * config/gcc/v850/v850.c (expand_prologue): Make sure
1231 GEN_INT() argument is sign extended rather than zero extended.
1232 (expand_epilogue): Likewise.
1233 (output_move_double): Delete.
1234 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1235 * config/gcc/v850/v850.md (movdi): Delete.
1236 (*movdi_internal): Delete.
1238 (*movdf_internal): Delete.
1240 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1242 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1243 unless compiling RTP PIC.
1245 2007-07-04 Richard Guenther <rguenther@suse.de>
1247 PR tree-optimization/32482
1248 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1249 original ssa name if we didn't find a shift expression.
1250 Fix shift constant for bit zero test.
1252 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1254 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1256 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1258 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1259 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1260 * config/arm/vxworks.h (ASM_SPEC): Delete.
1261 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1263 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1265 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1266 (DDR_REVERSED_P): New.
1267 * tree-data-ref.c (initialize_data_dependence_relation,
1268 build_classic_dist_vector): Set DDR_REVERSED_P.
1270 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1273 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1274 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1275 init_omega_for_ddr_1): Use non conservative number of iterations
1277 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1278 (analyze_siv_subscript): Remove FIXME and reinitialization of
1279 last_conflicts to chrec_dont_know.
1280 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1282 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1284 * tree.c (maybe_canonicalize_argtypes): Improve description.
1286 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1288 * tree.c (maybe_canonicalize_argtypes): New.
1289 (build_function_type): Set canonical type.
1290 (build_method_type_directly): Ditto.
1291 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1294 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1296 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1298 (rewrite_use_nonlinear_expr): Likewise.
1300 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1302 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1304 2007-07-04 Ben Elliston <bje@au.ibm.com>
1306 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1309 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1311 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1312 (Exception Handling): Likewise.
1314 2007-07-03 Jan Hubicka <jh@suse.cz>
1316 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1318 2007-07-03 Eric Christopher <echristo@apple.com>
1320 * doc/cppopts.texi: Add conflicting option note to -dM.
1321 * doc/invoke.texi: Add note about possible conflicts with
1322 -E for -dCHARS and note that -dM will not produce
1323 any results if there is no machine dependent reorg.
1325 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1327 * tree.h (DECL_ALIGN): Back out previous change.
1329 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1331 * configure.ac: Test for .dtprelword support on MIPS.
1332 * configure, config.in: Regenerate.
1333 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1334 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1336 2007-07-03 Julian Brown <julian@codesourcery.com>
1338 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1339 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1340 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1341 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1343 (all_fpus): Add FPUTYPE_VFP3.
1344 (fp_model_for_fpu): Add VFPv3 field.
1345 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1346 (vfp3_const_double_index): New function. Return integer index of
1347 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1349 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1350 and argument represents a valid RTX for a VFPv3 constant.
1351 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1353 (vfp_emit_fstmd): Similar, for fstmd.
1354 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1355 constants, represented as integer indices.
1356 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1357 VFP_REGNO_OK_FOR_DOUBLE macros.
1358 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1359 (arm_file_start): Set float-abi attribute for VFPv3, and output
1360 correct ".fpu" assembler directive.
1361 (arm_dbx_register_numbering): Add FIXME.
1362 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1363 (fputype): Add FPUTYPE_VFP3.
1364 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1365 (CALL_USED_REGISTERS): Likewise.
1366 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1367 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1368 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1369 (D7_VFP_REGNUM): New.
1370 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1371 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1372 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1373 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1374 (REG_ALLOC_ORDER): Adjust for VFPv3.
1375 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1376 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1377 VFP_LO_REGS, VFP_HI_REGS.
1378 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1379 (IS_VFP_CLASS): Define macro.
1380 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1382 (REGISTER_MOVE_COST): Likewise.
1383 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1384 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1385 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1386 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1387 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1388 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1389 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1390 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1391 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1392 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1393 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1394 where appropriate for single-word registers.
1395 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1396 As above. Fix type attributes.
1397 * config/arm/constraints.md (register_contraint "t"): Define.
1398 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1400 (register_constraint "x"): Define.
1401 (constraint "Dv"): Define.
1403 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1405 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1407 2007-07-03 Tom Tromey <tromey@redhat.com>
1409 * c-parser.c (objc_pq_context): Removed.
1410 (objc_need_raw_identifier): Likewise.
1411 (c_parser) <objc_pq_context>: New field.
1412 <objc_need_raw_identifier>: Likewise.
1413 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1414 (c_lex_one_token): Update.
1415 (c_parser_objc_protocol_definition): Update.
1416 (c_parser_objc_method_definition): Update.
1417 (c_parser_objc_methodproto): Update.
1418 (c_parser_declspecs): Update.
1420 2007-07-03 David Ung <davidu@mips.com>
1422 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1424 2007-07-03 David Ung <davidu@mips.com>
1425 Richard Sandiford <richard@codesourcery.com>
1427 * doc/invoke.texi: Document -march=74kf3_2.
1428 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1429 (TUNE_74K): Check for it.
1430 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1431 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1432 * config/mips/mips.md (cpu): Add 74kf3_2.
1433 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1434 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1435 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1436 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1437 74kf3_2 to the CPU list.
1438 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1439 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1440 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1441 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1442 (r74kf3_2_fxfer_from_c1): New insn reservations.
1444 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1445 David Ung <davidu@mips.com>
1447 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1448 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1449 and 74k[fx]. Document aliases for the new options.
1450 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1451 (PROCESSOR_24KF2_1): ...this.
1452 (PROCESSOR_24KX): Rename to...
1453 (PROCESSOR_24KF1_1): ...this.
1454 (PROCESSOR_74KF): Rename to...
1455 (PROCESSOR_74KF2_1): ...this.
1456 (PROCESSOR_74KX): Rename to...
1457 (PROCESSOR_74KF1_1): ...this.
1458 (TUNE_74K): Update PROCESSOR_* names.
1459 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1460 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1461 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1462 (mips_rtx_cost_data): Update processor names in comments.
1463 (mips_issue_rate): Update PROCESSOR_* names.
1464 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1465 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1466 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1467 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1468 Update cpu attribute names.
1469 (r24k_fpu_iss): Rename this reservation to...
1470 (r24kf2_1_fpu_iss): ...this and update all uses.
1471 (r24kx_fpu_iss): Rename this reservation to...
1472 (r24kf1_1_fpu_iss): ...this and update all uses.
1473 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1474 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1475 Update cpu attribute names.
1477 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1479 * config/m32r/constraints.md: New file.
1480 * config/m32r/m32r.c: Include tm-constrs.h.
1481 (small_data_operand): Use satisfies_constraint_* instead of macro.
1482 (addr24_operand, gen_compare): Likewise.
1483 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1484 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1485 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1486 EXTRA_CONSTRAINT): Likewise.
1487 * config/m32r/m32r.md: Include constraints.md.
1488 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1489 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1490 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1491 (two_insn_const_operand, int8_operand, uint16_operand,
1492 reg_or_int16_operand, reg_or_uint16_operand,
1493 reg_or_cmp_int16_operand, cmp_int16_operand,
1494 seth_add3_operand): Likewise.
1496 2007-07-03 Eric Christopher <echristo@gmail.com>
1498 * libgcc2.h: Conditionally declare __bswapsi2 and
1501 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1503 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1506 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1509 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1510 (__gthrw_pragma): Provide default definition.
1512 * gthr-posix.c (__gthrw_pragma): Define.
1514 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1516 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1517 before declaring inequality.
1519 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1521 * combine.c (recog_for_combine): Log the success or failure of
1522 matching new insn patterns against the machine description in
1525 2007-07-03 Revital Eres <eres@il.ibm.com>
1527 * ddg.c (print_sccs): New function.
1528 (check_sccs): New function.
1529 (create_ddg_all_sccs): Use it.
1530 * ddg.h (print_sccs): Declare.
1531 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1533 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1535 * targhooks.h (default_mode_for_suffix): New function declaration.
1536 * targhooks.c (default_mode_for_suffix): New default target hook.
1537 * target.h (struct c): New structure in the targetm struct.
1538 (mode_for_suffix): New target hook as part of struct c.
1539 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1540 default_mode_for_suffix.
1541 (TARGET_C): New define.
1542 * c-lex.c: Include "target.h".
1543 (interpret_float): Use targetm.c.mode_for_suffix to determine
1544 the mode for a given non-standard suffix.
1545 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1547 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1548 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1550 * doc/extend.texi (Floating Types): New node. Document __float80 and
1551 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1553 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1556 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1557 predicate instead of target_operand.
1558 (divsi3_i1_media, divsi3_media_2): Likewise.
1560 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1562 * tree.h (alias_sets_might_conflict_p): Rename into
1563 alias_sets_must_conflict_p.
1564 * alias.c (alias_sets_might_conflict_p): Likewise.
1565 (alias_sets_conflict_p): Use it.
1566 (objects_must_conflict_p): Likewise.
1567 * c-common.c (strict_aliasing_warning): Adjust.
1569 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1571 * rtlhooks.c (gen_lowpart_if_possible): Check for
1572 invalid subreg before calling gen_lowpart_SUBREG.
1574 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1576 * config/darwin9.h: Add copyright notice.
1577 (LINK_COMMAND_SPEC): Add comment.
1578 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1579 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1580 DARWIN_LIBSYSTEM_HAS_UNWIND.
1582 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1585 * omp-low.c (check_combined_parallel): New function.
1586 (lower_omp_parallel): Call it via walk_stmts, set
1587 OMP_PARALLEL_COMBINED if appropriate.
1588 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1589 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1590 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1591 don't consider it as combined parallel.
1593 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1595 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1596 (gcc_tooldir): Likewise.
1597 * configure: Regenerate.
1598 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1599 old configure.ac gcc_tooldir setting.
1600 (prefix_to_exec_prefix): New variable.
1601 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1602 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1604 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1606 Fix PR tree-optimization/32583
1607 Fix PR tree-optimization/32584
1608 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1609 (phi_translate_set): Use phi_translate directly now.
1610 (make_values_for_stmt): Don't value number RHS if we already know
1613 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1614 Jim Wilson <wilson@specifix.com>
1617 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1620 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1621 Richard Sandiford <richard@codesourcery.com>
1622 Nigel Stephens <nigel@mips.com>
1624 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1625 (mips16e_output_save_restore): Declare.
1626 (mips16e_save_restore_pattern_p): Likewise.
1627 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1628 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1629 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1630 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1631 (BITSET_P): New global macro, extracted from...
1632 (mips_for_each_saved_reg): ...here.
1633 (mips16e_save_restore_info): New struct.
1634 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1635 (mips16e_save_restore_regs): New variable.
1636 (mips_split_plus, mips16e_find_first_register): New functions.
1637 (mips16e_mask_registers): New function.
1638 (compute_frame_size): Expand the commentary before the function.
1639 Enforce the MIPS16e save and restore register range restrictions.
1640 Pad the general register save area at the low end.
1641 (mips16e_save_restore_reg, mips16e_build_save_restore)
1642 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1643 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1644 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1646 (mips_expand_prologue, mips_expand_epilogue): Handle
1647 GENERATE_MIPS16E_SAVE_RESTORE.
1648 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1650 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1652 PR tree-optimization/31966
1653 PR tree-optimization/32533
1654 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1655 "basic_block" description as its third argument. Update function
1656 calls to get destination bb from "edge" argument. Save "cond" into
1657 aux field of the edge. Update prototype for changed arguments.
1658 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1660 (find_phi_replacement_condition): Operate on incoming edges, not
1661 on predecessor blocks. If there is a condition saved in the
1662 incoming edge aux field, AND it with incoming bb predicate.
1663 Return source bb of the first edge.
1664 (clean_predicate_lists): Clean aux field of outgoing node edges.
1665 (tree_if_conversion): Do not initialize cond variable. Move
1666 variable declaration into the loop.
1667 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1668 initializations of new_stmt, arg0 and arg1 variables.
1670 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1672 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1673 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1675 2007-07-02 Richard Guenther <rguenther@suse.de>
1677 * tree-ssa.c (useless_type_conversion_p): Document
1678 future intent as defining the middle-end type system.
1679 Re-structure to call langhook last, group by type class,
1680 mark questionable parts.
1682 2007-07-02 Richard Guenther <rguenther@suse.de>
1684 * tree-flow.h (types_compatible_p): Declare.
1685 * tree-ssa.c (types_compatible_p): New function.
1686 * ipa-type-escape.c (discover_unique_type): Use
1687 types_compatible_p instead of lang_hooks.types_compatible_p.
1688 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1689 * tree-vn.c (expressions_equal_p): Likewise.
1690 * tree.c (fields_compatible_p): Likewise.
1691 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1692 (cprop_operand): Use useless_type_conversion_p instead of
1693 lang_hooks.types_compatible_p.
1694 * tree-inline.c (setup_one_parameter): Likewise.
1695 (declare_return_variable): Likewise.
1696 * tree-nrv.c (tree_nrv): Likewise.
1697 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1698 (maybe_fold_offset_to_component_ref): Likewise.
1699 (maybe_fold_offset_to_reference): Likewise.
1700 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1701 (merge_alias_info): Likewise.
1702 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1703 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1704 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1705 * tree-tailcall.c (find_tail_calls): Likewise.
1706 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1707 * gimplify.c (canonicalize_addr_expr): Likewise.
1708 (fold_indirect_ref_rhs): Likewise.
1709 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1710 (cpt_same_type): Likewise.
1711 (check_pointer_types_r): Swap parameters to cpt_same_type
1713 * fold-const.c (fold_convert): Revert fix for PR15988.
1714 * tree-inline.c (setup_one_parameter): Instead fix it here by
1715 using fold_build1 instead of fold_convert and checking for
1716 error_mark_node. Convert only if the conversion is necessary.
1718 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1720 * configure.ac: Check for .gnu_attribute on Power.
1721 * configure: Regenerate.
1722 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1723 attribute for floating-point ABI.
1725 2007-07-02 Ira Rosen <irar@il.ibm.com>
1727 PR tree-optimization/32230
1728 PR tree-optimization/32477
1729 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1730 address is a constant.
1732 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1734 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1735 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1736 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1737 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1738 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1739 64-bit targets. Add support for *-elfoabi*.
1740 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1741 different settings if $(tm_defines) does not select the EABI.
1742 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1743 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1744 (MIPS_ARCH_OPTION_SPEC): Likewise.
1745 (MIPS_ISA_LEVEL_SPEC): Likewise.
1746 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1747 * config/mips/elfoabi.h: New file.
1749 2007-07-02 Richard Guenther <rguenther@suse.de>
1751 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1752 (useless_type_conversion_p): ... this.
1753 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1754 (useless_type_conversion_p): ... this.
1755 * builtins.c (fold_builtin_memory_op): Rename
1756 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1757 * tree-cfg.c (verify_expr): Likewise.
1758 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1759 * tree-ssa-ccp.c (ccp_fold): Likewise.
1760 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1761 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1763 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1764 * tree-ssa-pre.c (eliminate): Likewise.
1765 * tree-ssa.c (delete_tree_ssa): Likewise.
1766 (tree_ssa_useless_type_conversion): Likewise.
1767 * tree.c (build2_stat): Likewise.
1769 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1771 Fix PR tree-optimization/32571
1772 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1775 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1778 and other expected operations explicitly, change default to
1781 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1783 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1785 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1786 (tls_load_dot_plus_eight): Move the label number into the unspec.
1787 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1789 2007-07-01 Andreas Schwab <schwab@suse.de>
1791 * dwarf2out.c (initial_return_save): Define only if used.
1793 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1795 Unreverting Richard's Revert of:
1797 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1799 * dce.c (deletable_insn_p_1): New function, split out from...
1800 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1801 specially, not those inside PARALLELs. Remove BODY argument
1802 and adjust recursive call accordingly.
1803 (prescan_insns_for_dce): Update call to delete_insn_p.
1805 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1806 Revital Eres <eres@il.ibm.com>
1808 * ddg.c (create_ddg_all_sccs): Fix missed
1809 initialization of scc_nodes.
1811 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1814 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1815 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1817 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1819 * configure.ac: Check for .gnu_attribute on MIPS.
1820 * configure, config.in: Regenerate.
1821 * config/mips/mips.c (mips_file_start): If supported, output
1822 attribute for floating-point ABI.
1824 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1828 (ffs_cmove): New expander to expand using ctz pattern.
1829 (*ffs_cmove): Remove pattern.
1830 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1831 (ffsdi2): Expand using ctz pattern.
1832 (*ffs_rex64): Remove pattern.
1834 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1836 PR rtl-optimization/32296
1837 * pa.md (return): Delete pattern.
1838 (return_internal): Remove "(const_int 1)" from pattern.
1839 (epilogue): Use return_internal pattern for trivial returns.
1840 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1841 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1843 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1845 * tree-ssa-pre.c (is_exception_related): New function
1846 (can_value_number_operation): Use it.
1848 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1850 Fix PR tree-optimization/32540
1851 Fix PR tree-optimization/31651
1853 * tree-ssa-sccvn.c: New file.
1855 * tree-ssa-sccvn.h: Ditto.
1857 * tree-vn.c: Include tree-ssa-sccvn.h
1858 (val_expr_paid_d): Removed.
1859 (value_table): Ditto.
1860 (vn_compute): Ditto.
1861 (val_expr_pair_hash): Ditto.
1862 (val_expr_pair_expr_eq): Ditto.
1863 (copy_vuses_from_stmt): Ditto.
1866 (shared_vuses_from_stmt): Ditto.
1867 (print_creation_to_file): Moved up.
1868 (sort_vuses): Ditto.
1869 (sort_vuses_heap): Ditto.
1870 (set_value_handle): Make non-static.
1871 (make_value_handle): Ditto.
1872 (vn_add): Rewritten to use sccvn lookups.
1873 (vn_add_with_vuses): Ditto.
1874 (vn_lookup): Ditto (and second argument removed).
1875 (vn_lookup_with_vuses): Ditto.
1876 (vn_lookup_or_add): Ditto (and second argument removed);
1877 (vn_lookup_or_add_with_vuses): Ditto.
1878 (vn_lookup_with_stmt): New.
1879 (vn_lookup_or_add_with_stmt): Ditto.
1880 (create_value_handle_for_expr): Ditto.
1882 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1883 (seen_during_translate): New function.
1884 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1885 (phi_trans_add): Ditto.
1886 (constant_expr_p): FIELD_DECL is always constant.
1887 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1888 Use constant_expr_p.
1889 Avoid infinite recursion on mutually valued expressions.
1890 Change callers of vn_lookup_or_add.
1891 (phi_translate): New function.
1892 (compute_antic_safe): Allow phi nodes.
1893 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1894 (find_or_generate_expression): Rewrite slightly.
1895 (create_expression_by_pieces): Updated for vn_lookup_or_add
1897 Update VN_INFO for new names.
1898 (insert_into_preds_of_block): Update for new names.
1899 (add_to_exp_gen): New function.
1900 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1901 (find_existing_value_expr): Rewrite to changed vn_lookup.
1902 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1903 (try_look_through_load): Removed.
1904 (try_combine_conversion): Ditto.
1905 (get_sccvn_value): New function.
1906 (make_values_for_phi): Ditto.
1907 (make_values_for_stmt): Ditto.
1908 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1910 (init_pre): Update for SCCVN changes.
1912 (execute_pre): Ditto.
1914 * tree-flow.h (make_value_handle): Declare.
1915 (set_value_handle): Ditto.
1916 (sort_vuses_heap): Ditto.
1917 (vn_lookup_or_add_with_stmt): Ditto.
1918 (vn_lookup_with_stmt): Ditto.
1919 (vn_compute): Remove.
1922 (vn_lookup): Update arguments.
1924 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1926 (tree-ssa-sccvn.o): New.
1927 (OBJS-common): Add tree-ssa-sccvn.o
1929 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1932 * c-typeck.c (build_external_ref): Don't mark as used if called
1934 * calls.c (rtx_for_function_call): Likewise.
1936 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1940 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1942 * dce.c (deletable_insn_p_1): New function, split out from...
1943 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1944 specially, not those inside PARALLELs. Remove BODY argument
1945 and adjust recursive call accordingly.
1946 (prescan_insns_for_dce): Update call to delete_insn_p.
1948 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1950 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1951 (try_combine): Move potential calls to undo_all() so they happen
1952 before we commit to using the combined insns.
1954 2006-06-30 Jan Hubicka <jh@suse.cz>
1956 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1959 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1961 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1962 (cgraph_remove_unreachable_nodes): Likewise.
1963 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1964 * ipa-inline.c (update_caller_keys): Cast according to the coding
1966 (cgraph_decide_recursive_inlining): Likewise.
1967 (cgraph_decide_inlining_of_small_function): Likewise.
1968 (try_inline): Likewise.
1969 (cgraph_decide_inlining_incrementally): Likewise.
1970 * ipa-pure-const.c (get_function_state): Likewise.
1971 (scan_function): Likewise.
1972 (analyze_function): Likewise.
1973 (static_execute): Likewise.
1974 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1975 (merge_callee_local_info): Likewise.
1976 (analyze_function): Use type safe memory macros.
1977 (static_execute): Likewise. Cast according to the coding conventions.
1978 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1980 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1982 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1983 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1986 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1989 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1990 for complex modes (both int and real).
1992 2007-06-29 Jan Hubicka <jh@suse.cz>
1994 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1996 2007-06-29 Jan Hubicka <jh@suse.cz>
1999 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2002 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2005 * config/avr/avr.c: Include dataflow header file.
2006 (expand_prologue): Adjust for prologue insn change.
2007 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2010 2007-06-29 Richard Guenther <rguenther@suse.de>
2013 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2014 during type verification.
2016 2007-06-29 Jan Hubicka <jh@suse.cz>
2018 * recog.c (validate_change_rtx_1): Unshare TO argument.
2020 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2022 PR tree-optimization/24659
2023 * tree-vect-transform.c (vectorizable_call): Handle
2024 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2026 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2027 * config/i386/i386.c (enum ix86_builtins)
2028 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2029 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2031 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2032 const using def_builtin_const.
2033 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2034 input operands in the same modes as the result.
2035 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2037 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2039 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2040 (df_set_dead_notes_for_mw): Likewise.
2042 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2044 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2046 2007-06-28 DJ Delorie <dj@redhat.com>
2048 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2050 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2052 * doc/invoke.texi (C++ Dialect Options): Document
2053 fvisibility-ms-compat.
2054 * c.opt (fvisibility-ms-compat): New.
2056 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2059 * tree-affine.c (aff_combination_add_elt): Handle
2060 pointer addition specially.
2062 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2064 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2065 decl is non-external for AIX ABI.
2067 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2069 * config/rs6000/predicates.md (current_file_function_operand):
2070 Ensure the symbol is non-external for AIX ABI.
2072 2007-06-28 Nick Clifton <nickc@redhat.com>
2074 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2075 (fdce, fdse, fpredictive-commoning): Likewise.
2077 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2080 * gcc.c (process_command): Recognize the new -static-libgfortran
2083 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2086 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2087 Use a call clobbered hard reg instead of a pseudo reg.
2089 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2091 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2093 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2096 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2097 REG_LIBCALL and REG_RETVAL notes.
2098 (divsi3, mulsi3): Likewise.
2099 (mulhisi3): Likewise. Use emit_libcall_block.
2100 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2102 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2104 PR rtl-optimization/32481
2105 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2107 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2109 * dce.c (deletable_insn_p_1): New function, split out from...
2110 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2111 specially, not those inside PARALLELs. Remove BODY argument
2112 and adjust recursive call accordingly.
2113 (prescan_insns_for_dce): Update call to delete_insn_p.
2115 2007-06-27 Richard Guenther <rguenther@suse.de>
2118 * tree.h (fold_convertible_p): Declare.
2119 * fold-const.c (fold_convertible_p): New function.
2120 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2121 instead of lang_hooks.types_compatible_p.
2123 2007-06-26 Jan Hubicka <jh@suse.cz>
2125 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2126 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2127 early use validate_unshare_change.
2128 (reload_combine): Likewise.
2129 * recog.c (change_t): New field unshare.
2130 (validate_change_1): Rename from validate_change; add argument unshare.
2131 (validate_change): Turn into wrapper of validate_change_1; update
2132 prototype for bools.
2133 (validate_unshare_change): New.
2134 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2135 calls of df_insn_rescan.
2136 * recog.h (validate_change): Replace ints by bools.
2137 (validate_unshare_change): Declare.
2139 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2141 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2143 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2145 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2147 2007-06-25 Jan Hubicka <jh@suse.cz>
2149 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2151 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2152 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2153 places other call site specific checks are performed.
2155 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2158 * tree-vect-transform.c (vectorizable_operation): Convert
2159 POINTER_PLUS_EXPR over to PLUS_EXPR.
2161 2007-06-25 Chao-ying Fu <fu@mips.com>
2163 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2164 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2165 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2166 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2168 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2169 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2170 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2171 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2172 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2173 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2174 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2175 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2176 ALL_FIXED_POINT_MODE_P): New define.
2177 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2179 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2181 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2182 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2183 MODE_VECTOR_UACCUM): New mode classes.
2185 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2186 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2187 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2190 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2191 (blank_mode): Initialize ibit and fbit.
2192 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2193 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2195 (new_adjust): Change required_class to required_class_from and
2196 required_class_to for testing within a range.
2197 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2198 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2200 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2201 (make_fixed_point_mode): New.
2202 (_ADD_ADJUST): Change C to C1 and C2.
2203 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2204 use a range for machine classes.
2205 (ADJUST_IBIT, ADJUST_FBIT): New.
2206 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2208 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2209 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2210 Emit adjustment for ibit and fbit.
2211 (emit_mode_ibit, emit_mode_fbit): New.
2212 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2214 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2216 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2217 as the source of the set.
2219 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2221 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2222 FP_REGNO_P): Use IN_RANGE.
2223 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2224 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2225 (DATA_REG_P): Use DATA_REGNO_P.
2226 (FP_REG_P): Use FP_REGNO_P.
2227 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2228 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2229 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2231 2007-06-24 Jan Hubicka <jh@suse.cz>
2234 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2236 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2239 * fold-const.c (fold_binary): Strip nops of operand 0
2240 of BIT_NOT_EXPR before calling operand_equal_p.
2241 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2242 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2244 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2246 * doc/extend.texi: Document that dllimport and dllexport imply
2248 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2249 imported or exported declaration, including type declarations.
2250 * c-common.c (handle_visibility_attribute): Check for conflicts
2251 with dllimport/dllexport.
2252 (c_determine_visibility): Handle dllimport/dllexport as an
2253 explicit visibility atttribute.
2255 2007-06-23 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/16876
2259 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2261 * tree-inline.c (initialize_inlined_parameters): Do not call
2262 lang_hooks.tree_inlining.convert_parm_for_inlining.
2263 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2264 reason for mismatched types.
2265 * gimplify.c (gimplify_call_expr): Verify the call expression
2266 arguments match the called function type signature. Otherwise
2267 mark the call expression to be not considered for inlining
2268 using CALL_CANNOT_INLINE_P flag.
2269 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2270 edges call expression.
2271 (cgraph_decide_inlining_of_small_function): Likewise.
2272 (cgraph_decide_inlining): Likewise.
2273 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2275 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2276 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2277 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2279 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2280 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2282 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2283 convert_parm_for_inlining member.
2285 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2288 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2289 Remove optimization for GT.
2291 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2294 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2296 (prescan_insns_for_dce): Add extra parameter.
2298 2007-06-23 Jan Hubicka <jh@suse.cz>
2301 * gimplify.c (mark_addressable): New function.
2302 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2304 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2307 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2309 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2313 moves between MMX/SSE registers to at least 8 units to prevent
2314 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2316 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2318 * config/i386/i386.c (override_options): Correct x86_sahf
2321 2007-06-21 David Daney <ddaney@avtrex.com>
2324 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2325 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2326 (exception_receiver): Renamed to ...
2327 (nonlocal_goto_receiver): ... this.
2329 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2331 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2332 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2333 partial register accesses.
2335 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2337 * fold-const.c (debug_fold_checksum): Move it under
2338 ENABLE_FOLD_CHECKING.
2340 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2343 * tree.h (debug_fold_checksum): Declared.
2344 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2345 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2346 build_fold_addr_expr_with_type_1.
2347 (fold_addr_expr, debug_fold_checksum): New.
2348 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2349 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2352 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2354 PR tree-optimization/19590
2355 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2356 of scev is a constant.
2357 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2359 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2361 * df-problems.c (df_note_bb_compute): Made computation of live
2362 info consistent with df_lr.
2364 2007-06-21 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/32453
2367 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2368 for pointer anti-range.
2370 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2372 * config/i386/i386.c (processor_target_table): Increase maximum
2373 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2376 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2377 byte alignment if > 8 byte alignment is preferred.
2378 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2380 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2382 PR tree-optimization/31866
2383 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2384 if ASM_EXPR's input is not a SSA_NAME.
2387 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2388 but decl is a global var, instead return decl.
2389 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2390 even for is_global_var decls, if they are private in some outer
2393 2007-06-21 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/32451
2396 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2398 2007-06-21 Christian Bruel <christian.bruel@st.com>
2400 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2401 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2402 (push_regs): Changed saving order or banked registers.
2403 (sh_expand_epilogue): Likewise.
2404 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2405 (FIRST_BANKED_REG): Likewise.
2406 (LAST_BANKED_REG): Likewise.
2407 * config/sh/sh.md (banked) New attribute.
2408 (in_delay_slot): Check banked attribute.
2410 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2412 PR tree-optimization/32075
2413 * tree-data-ref.c (subscript_dependence_tester_1,
2414 analyze_miv_subscript, analyze_overlapping_iterations,
2415 add_distance_for_zero_overlaps, build_classic_dist_vector,
2416 subscript_dependence_tester_1, analyze_overlapping_iterations,
2417 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2418 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2419 to evolution_function_is_affine_multivariate_p.
2421 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2423 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2425 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2428 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2430 * config/m32c/prologue.md (epilogue_exitd_16): New.
2431 (epilogue_reit_16): New.
2432 (epilogue_exitd): Rename to epilogue_exitd_24.
2433 (epilogue_reit): Rename to epilogue_reit_24.
2435 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2436 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2438 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2440 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2441 if dbg_cnt (sched_insn) reaches the limit.
2442 (choose_ready): New parameter INSN_PTR and new return value.
2443 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2444 the new return value from choose_ready.
2445 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2446 (rest_of_handle_global_alloc): New global_alloc_at_func.
2448 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2450 PR tree-optimization/25737
2451 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2452 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2453 * tree-flow.h (struct fieldoff): Add new field alias_set.
2454 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2455 argument addressable_type. Set alias_set of fieldoff.
2456 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2457 (create_overlap_variables_for): Pass alias_set from fieldoff to
2459 * alias.c (get_alias_set): Use alias_set from SFT if set.
2461 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2463 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2464 of a variable as an unsigned HOST_WIDE_INT integer.
2466 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2468 PR rtl-optimization/32405
2469 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2471 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2473 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2476 * builtins.c: Include diagnostic.h.
2477 (expand_builtin_expect): Make gcc_assert more permissive.
2478 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2481 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2485 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2486 if ACCUMULATE_OUTGOING_ARGS.
2488 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2490 * config/m68hc11/m68hc11.c: Include dataflow header file.
2491 (m68hc11_reorg): Port to dataflow.
2493 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2495 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2496 (struct df_problem.free_blocks_on_set_blocks): New field.
2497 (struct dataflow.optional_p): New field.
2498 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2499 (df_live_set_all_dirty): New function.
2500 * df-scan.c (df_scan_alloc): Initialize optional_p.
2501 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2502 * df-core.c (df_set_blocks): Removed use of
2503 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2504 df_problem.free_blocks_on_set_blocks to determine which blocks are
2506 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2507 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2508 uses dataflow.optional_p to determine if problem should be
2510 (rest_of_handle_df_initialize): Only start live problem if
2512 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2513 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2514 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2515 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2516 problem_NOTE): Initialize free_blocks_on_set_blocks.
2517 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2519 (df_live_set_all_dirty, df_note_alloc): New function.
2520 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2522 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2523 * postreload.c (reload_combine): Ditto.
2524 * cse.c (cse_extended_basic_block): Ditto.
2525 * regmove.c (mark_flags_life_zones): Ditto.
2526 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2527 erase_matching_seqs): Ditto.
2528 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2529 * integrate (allocate_initial_values): Ditto.
2530 * combine.c (reg_dead_at_p): Ditto.
2531 * resource.c (mark_target_live_regs): Ditto.
2532 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2533 * config/sh/sh.c (find_r0_life_regions): Ditto.
2534 * global.c (rest_of_handle_global_alloc): Only add back df_live
2536 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2538 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2540 (if_convert): Make sure df_live is there at -O == 1.
2541 (pass_if_after_combine): Cleanup flags.
2542 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2543 is there at -O == 1.
2545 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2547 * config/arm/arm.c (arm_get_frame_offsets): Set
2548 offsets->locals_base to avoid negative stack size.
2549 (thumb1_expand_prologue): Assert on negative stack size.
2551 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2553 PR tree-optimization/32367
2554 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2555 of the chrec has no evolution in that loop.
2556 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2558 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2560 * config/xtensa/xtensa.c: Include "df.h".
2561 (xtensa_builtin_saveregs): Use adjust_address instead of
2563 (xtensa_va_start): Invoke make_tree with sizetype for
2564 expand_builtin_saveregs and then convert the result to a pointer.
2565 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2566 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2567 Subtract argument size from index value as integers and then use
2568 POINTER_PLUS_EXPR to add the result to the array address.
2570 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2573 * config/m32c/m32c.c: Include dataflow header file.
2574 (m32c_emit_prologue): Adjust for prologue insn change.
2575 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2576 once inside a PARALLEL. Assume frame size passed in operand 0
2577 includes space to save the fb register.
2578 (prologue_enter_24): Likewise.
2579 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2581 2007-06-19 David Daney <ddaney@avtrex.com
2584 * config/mips/mips.md (cprestore): Mark $gp as used.
2586 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2589 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2590 (frv_ifcvt_modify_insn): Likewise.
2592 2007-06-19 Richard Guenther <rguenther@suse.de>
2594 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2595 only handle positive offsets that fit in a HOST_WIDE_INT.
2597 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2599 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2600 result of rsqrt insn for zero input argument to avoid NaN.
2602 2007-06-19 Richard Guenther <rguenther@suse.de>
2605 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2607 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2609 PR tree-optimization/32353
2610 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2612 2007-06-19 Nick Clifton <nickc@redhat.com>
2614 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2616 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2619 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2620 * config/i386/i386.c (assign_386_stack_local): Assert that
2621 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2622 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2623 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2624 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2626 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2628 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2630 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2632 PR rtl-optimization/32321
2633 * gcse.c (replace_store_insn): Update the note before
2634 calling emit_insn_after.
2636 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2639 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2641 * df-problems.c (df_note_bb_compute): Fix dumping info.
2643 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2645 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2646 insn with emit_jump_insn.
2648 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2650 PR tree-optimization/32383
2651 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2652 * targhooks.h (default_builtin_reciprocal): Update prototype.
2653 * target.h (struct gcc_target): Update builtin_reciprocal.
2654 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2655 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2656 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2657 when fndecl is in BUILT_IN_MD class.
2658 (execute_convert_to_rsqrt): Ditto.
2660 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2661 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2662 Convert BUILT_IN_SQRTF code only when md_fn is false.
2664 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2666 * bt-load.c (move_btr_def): Fix the order of arguments
2667 to validate_replace_rtx.
2669 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2671 * config/m68k/m68k-devices.def: Add 54450..54455.
2673 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2675 PR rtl-optimization/32366
2676 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2677 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2680 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2683 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2684 this is true, rescan insn being modified.
2685 (sms_schedule): Added rescan parameter.
2686 (rest_of_handle_sms): Moved freeing of dominance info to before
2687 getting out of cfg_layout.
2689 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2691 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2692 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2695 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2696 FL_CF_EMAC from the entry for isac.
2698 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2699 (const_sibcall_operand): New.
2700 (sibcall_operand): Use it.
2701 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2702 (m68k_isas): ISAC does not imply FPU or EMAC.
2703 (override_options): Add ISA_C logic for symbolic jump & call.
2705 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2707 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2708 return mode from the builtin itself.
2709 (sparc_fold_builtin): Fix cast of zero constant.
2711 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2713 * targhooks.c (default_builtin_reciprocal): New default target hook.
2714 * targhooks.h (default_builtin_reciprocal): Add prototype.
2715 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2716 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2717 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2718 default_builtin_reciprocal.
2720 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2723 * hooks.c (hook_tree_tree_bool_null): New hook.
2724 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2725 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2726 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2727 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2728 and convert it to reciprocal a*rfunc(b).
2729 (execute_convert_to_rsqrt): New function.
2730 (gate_convert_to_rsqrt): New function.
2731 (pass_convert_to_rsqrt): New pass definition.
2732 * target.h (struct gcc_target): Add builtin_reciprocal.
2733 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2734 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2735 TARGET_BUILTIN_RECIPROCAL.
2736 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2738 * config/i386/i386.h (TARGET_RECIP): New define.
2739 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2740 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2741 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2742 and not optimizing for size.
2743 (*rcpsf2_sse): New insn pattern.
2744 (*rsqrtsf2_sse): Ditto.
2745 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2746 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2747 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2748 and not optimizing for size.
2749 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2750 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2751 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2752 and not optimizing for size.
2753 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2754 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2755 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2756 and not optimizing for size.
2757 (*sse_rsqrtv4sf2): Do not export.
2759 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2760 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2761 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2762 and not optimizing for size.
2764 * config/i386/i386.opt (mrecip): New option.
2765 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2766 (ix86_emit_swsqrtsf): Ditto.
2767 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2768 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2770 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2771 ix86_expand_unop1_builtin.
2772 (ix86_emit_swdivsf): New function.
2773 (ix86_emit_swsqrtsf): Ditto.
2774 (ix86_builtin_reciprocal): New function.
2775 (TARGET_BUILTIN_RECIPROCAL): Use it.
2776 (ix86_vectorize_builtin_conversion): Rename from
2777 ix86_builtin_conversion.
2778 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2779 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2780 "i386 and x86_64 Options" section.
2781 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2783 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2784 Zdenek Dvorak <dvorakz@suse.cz>
2785 Richard Guenther <rguenther@suse.de>
2786 Kaz Kojima <kkojima@gcc.gnu.org>
2788 * tree-vrp.c (compare_values_warnv): Convert val2 to
2790 (extract_range_from_assert): Create
2791 POINTER_PLUS_EXPR for pointer types.
2792 (extract_range_from_binary_expr): Handle
2793 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2795 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2796 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2797 POINTER_PLUS_EXPR as PLUS_EXPR.
2798 (number_of_iterations_lt_to_ne):
2799 For pointer types, use sizetype when
2800 creating MINUS_EXPR/PLUS_EXPRs.
2801 (assert_loop_rolls_lt): For pointer types, use sizetype when
2802 creating MINUS_EXPR/PLUS_EXPRs.
2803 (number_of_iterations_le): Likewise.
2804 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2805 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2806 like PLUS_EXPR and MINUS_EXPR.
2807 * tree-pretty-print.c (dump_generic_node): Handle
2809 (op_prio): Likewise.
2810 (op_symbol_1): Likewise.
2811 * optabs.c (optab_for_tree_code): Likewise.
2812 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2814 * tree-tailcall.c (process_assignment): Mention
2815 POINTER_PLUS_EXPR in a TODO comment.
2816 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2817 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2818 not used with a pointer and an integer type.
2819 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2820 increment using chrec_convert_rhs instead of chrec_convert.
2821 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2822 PLUS_EXPR except for the right hand side's type will be
2824 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2825 (fold_used_pointer_cast): Kill.
2826 (pointer_offset_p): Kill.
2827 (fold_used_pointer): Kill.
2828 (pointer_used_p): Kill.
2829 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2830 call fold_used_pointer.
2831 (instantiate_parameters_1): Convert the increment
2832 using chrec_convert_rhs instead of chrec_convert.
2833 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2834 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2835 instead of PLUS_EXPR.
2836 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2837 PLUS_EXPR for pointers.
2838 (std_gimplify_va_arg_expr): Likewise.
2839 (fold_builtin_memory_op): Likewise.
2840 (fold_builtin_strstr): Likewise.
2841 (fold_builtin_strchr): Likewise.
2842 (fold_builtin_strrchr): Likewise.
2843 (fold_builtin_strpbrk): Likewise.
2844 (expand_builtin_memory_chk): Likewise.
2845 (fold_builtin_memory_chk): Likewise.
2846 (std_expand_builtin_va_start): Use
2847 sizetype for the call to make_tree and then convert
2848 to the pointer type.
2849 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2850 instead of PLUS_EXPR for adding to a pointer.
2851 (std_gimplify_va_arg_expr): Use fold_build2 for
2852 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2853 the operands to sizetype first and then cast the BIT_AND_EXPR
2854 back to the pointer type.
2855 * fold-const.c (build_range_check): Handle pointer types
2857 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2858 of PLUS_EXPR's. Make sure the offset is converted to
2860 (try_move_mult_to_index): Strip the NOPs from the offset.
2861 Remove code argument and replace all uses with PLUS_EXPR.
2862 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2863 specially. Don't use a pointer type for MINUS_EXPR.
2864 (fold_unary): Handle for (T1)(X op Y),
2865 only p+ as that is the only as that can be handled for
2866 binary operators now.
2867 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2869 <case PLUS_EXPR>: Add folding of PTR+INT into
2871 Don't call try_move_mult_to_index.
2872 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2873 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2874 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2875 Don't call try_move_mult_to_index.
2876 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2877 (tree_expr_nonzero_p): Likewise.
2878 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2879 of PLUS_EXPR for the complex expression folding.
2880 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2881 first chrec is a pointer type, then the second should
2882 be sizetype and not the first's type.
2883 For POINTER_PLUS_EXPR, use a different right hand side type.
2884 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2885 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2886 different right hand side type.
2887 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2888 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2889 instead of PLUS_EXPR.
2890 When either operand is zero, convert the other operand.
2891 (chrec_apply): Use chrec_convert_rhs
2892 on the argument x instead of chrec_convert.
2893 (reset_evolution_in_loop): For pointer types, the new_evol
2895 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2896 different right hand side type.
2897 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2898 (chrec_convert_rhs): New function.
2899 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2900 different right hand side type.
2901 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2902 * tree-chrec.h (chrec_convert_rhs): New prototype.
2903 (build_polynomial_chrec): For pointer types, the right hand
2904 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2905 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2906 Remove subtraction case as it is always addition now.
2907 Make sure the offset is converted to sizetype.
2908 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2909 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2910 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2911 PLUS_EXPR in pointer type.
2912 Handle POINTER_PLUS_EXPR.
2913 (tree_to_aff_combination): Likewise.
2914 (force_expr_to_var_cost): Likewise.
2915 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2916 instead of PLUS_EXPR for pointers.
2917 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2918 instead of PLUS_EXPR of pointer types.
2919 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2921 (check_va_list_escapes): Likewise.
2922 (check_all_va_list_escapes): Likewise.
2923 * dwarf2out.c (loc_descriptor_from_tree_1):
2924 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2925 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2926 (string_constant): Likewise.
2927 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2928 the offset to the base, use POINTER_PLUS_EXPR.
2929 (add_to_parts): Convert the index to sizetype.
2930 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2931 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2932 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2933 Offset only holds something for PLUS_EXPR.
2934 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2936 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2938 (analyze_accesses_for_modify_stmt): Likewise.
2939 Remove comment about the type being integral type as it is
2941 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2943 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2945 Correct the type which the artimentic is done in (is now
2948 * tree-data-ref.c (split_constant_offset): Handle
2950 * tree-affine.c (tree_to_aff_combination): Likewise.
2951 * c-typeck.c (build_unary_op): For pointers create the increment
2952 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2954 * gimplify.c (gimplify_self_mod_expr): Create a
2955 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2956 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2957 * tree.def (POINTER_PLUS_EXPR): New tree code.
2958 * tree-predcom.c (ref_at_iteration): If we have a pointer
2959 type do the multiplication in sizetype.
2960 * tree-mudflap.c (mf_xform_derefs_1): Create a
2961 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2962 * tree-ssa-forwprop.c
2963 (forward_propagate_addr_into_variable_array_index):
2964 Don't expect there to be a cast for the index as that
2965 does not exist anymore.
2966 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2967 instead of PLUS_EXPR.
2968 Don't check for the first operand of the POINTER_PLUS_EXPR
2969 was the index as it cannot be.
2970 Call forward_propagate_addr_into_variable_array_index with
2971 the SSA_NAME instead of the statement.
2972 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2973 (compare_constant): Likewise.
2974 (copy_constant): Likewise.
2975 (compute_reloc_for_constant): Likewise.
2976 (output_addressed_constants): Likewise.
2977 (initializer_constant_valid_p): Likewise.
2978 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2979 Convert the MIN/MAX of the inner type to the outer
2980 type before comparing them.
2981 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2982 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2983 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2984 of PLUS_EXPR for pointers.
2985 * tree-inline.c (estimate_num_insns_1): Handle
2987 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2988 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2989 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2990 instead of PLUS_EXPR for the pointer increment statement.
2991 (vect_update_ivs_after_vectorizer): For pointer types, create
2992 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2993 MULT_EXPR in sizetype.
2994 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2996 * tree-object-size.c (plus_expr_object_size): Handle
2997 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2998 code which is trying to figure out which side is a pointer and
3000 (check_for_plus_in_loops_1): Likewise.
3001 (check_for_plus_in_loops): Likewise.
3002 * c-common.c (pointer_int_sum): Create a
3003 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3004 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3005 only POINTER_PLUS_EXPR. Removing all the extra
3006 code which is trying to figure out which side is a pointer and
3008 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3009 PLUS_EXPR and MINUS_EXPR.
3010 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3012 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3013 with make_tree, instead of a pointer type.
3014 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3015 for pointers instead of PLUS_EXPR.
3016 (s390_gimplify_va_arg): Likewise.
3017 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3018 instead of PLUS_EXPR when doing addition on pointer
3019 types. Use sizetype for the second operand.
3020 (spu_gimplify_va_arg_expr): Likewise.
3021 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3022 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3023 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3024 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3025 for the pointer addition and also use size_int/sizetype
3027 (ix86_gimplify_va_arg): Likewise.
3028 Perform BIT_AND_EXPR on sizetype arguments.
3029 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3030 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3031 for the pointer additions and also use size_int for the offsets.
3032 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3033 additions and also use size_int for the offsets. Perform
3034 BIT_AND_EXPR on sizetype arguments.
3035 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3036 POINTER_PLUS_EXPR for pointers and create the
3037 BIT_AND_EXPR in sizetype.
3038 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3039 instead of PLUS_EXPR for pointer addition.
3040 (rs6000_va_start): Likewise.
3041 Also use sizetype for the offset.
3042 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3043 as PLUS_EXPR/MINUS_EXPR.
3044 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3045 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3046 Don't use BIT_AND_EXPR on a pointer type, convert the
3047 expression to sizetype first.
3048 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3050 (mips_gimplify_va_arg_expr): Likewise.
3051 Don't create BIT_AND_EXPR in a pointer type.
3053 2007-06-15 Eric Christopher <echristo@apple.com>
3055 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3056 (x86_64-*-darwin*): Ditto.
3057 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3060 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3062 * doc/extend.texi: Document behavior of __attribute__((aligned))
3065 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3067 * rtlanal.c (note_stores): Improve documentation.
3069 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3071 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3072 LOCAL_LABEL_PREFIX): Delete.
3073 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3074 (bfin_internal_label): Delete.
3076 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3078 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3079 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3080 otherwise define to LIBGCC2_TF_CEXT.
3081 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3082 (LIBGCC_TF_CEXT): Ditto.
3085 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3087 PR rtl-optimization/32339
3088 * df-scan.c (df_uses_record): Don't modify flags but just add to
3089 it for df_ref_record.
3091 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3093 * tree-mudflap.c: Fix whitespace issues.
3095 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3097 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3099 2007-06-14 Eric Christopher <echristo@apple.com>
3101 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3102 (movv4sf): Use gcc_unreachable instead of abort.
3104 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3107 * config/i386/sfp-machine.h (CMPtype): New define.
3108 (mach stubs): Use CMPtype instead of int as a return type.
3110 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3112 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3113 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3114 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3115 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3116 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3117 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3118 config/soft-fp/soft-fp.h: Update from glibc CVS.
3120 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3122 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3124 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3127 * config/v850/v850.c: Include dataflow header file.
3128 (substitute_ep_register): Fix typo.
3130 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3132 * configure.ac: Fix earlier checkin.
3133 * configure: Regenerated.
3135 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3137 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3138 * aclocal.m4: Regenerate.
3139 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3140 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3141 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3142 * configure: Regenerate.
3143 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3145 * Makefile.in (quickstrap): Build libgcc too.
3147 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3149 * configure.ac: Add --enable-checking=df. Explicitly mention that
3150 the variables are initialized as for "release".
3151 * df-core.c: Use it.
3152 * configure: Regenerate.
3153 * config.in: Regenerate.
3155 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3157 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3158 validate_replace_rtx instead of replace_rtx.
3159 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3161 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3163 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3164 (DWARF2_UNWIND_INFO): Override default if configured with
3166 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3167 (ENDFILE_SPEC): Add crtend.o.
3168 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3169 (ENDFILE_SPEC): Add crtend.o.
3170 (TARGET_USE_JCR_SECTION): Define.
3171 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3173 * config/i386/cygming-crtbegin.c: New file.
3174 * config/i386/cygming-crtend.c: New file.
3176 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3178 * config/i386/w32-unwind.h: New file.
3180 2007-06-13 Eric Christopher <echristo@apple.com>
3182 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3183 the user set a value below STACK_BOUNDARY.
3185 2007-06-13 Thiemo Seufer <ths@networkno.de>
3187 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3188 imply -lpthread for -pthread.
3190 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3192 * basic-block.h: Remove the prototype for
3193 free_basic_block_vars.
3194 * cfglayout.h: Remove the prototype for
3195 insn_locators_initialize.
3196 * tree.h: Remove the prototype for emit_line_note.
3198 * tree-ssa-pre.c (mergephitemp): Remove.
3199 (init_pre): Don't use mergephitemp.
3201 2007-06-13 Eric Christopher <echristo@apple.com>
3203 * config/i386/i386.c (override_options): If we've specified
3204 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3206 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3208 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3211 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3213 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3214 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3215 (eh_store_handler): New pattern.
3216 (eh_return): Emit it instead of a plain move.
3218 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3220 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3221 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3222 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3225 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3227 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3228 (find_next_insn_start, find_load): New functions.
3229 (bfin_reorg): Use them to deal with the fact that parallel insns are
3230 no longer represented as a SEQUENCE.
3232 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3234 * config/sparc/sparc.c (sparc_override_options): Initialize
3237 2007-06-13 Dave Korn <dave.korn@artimi.com>
3239 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3242 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3244 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3245 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3246 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3247 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3248 tree-vect-transform.c: Fix comment typos. Follow spelling
3251 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3253 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3254 to the exit block use set.
3255 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3256 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3257 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3259 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3261 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3262 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3263 to indicate an error.
3264 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3266 (dbg_cnt_process_opt): Print an error on a bad argument.
3267 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3268 * common.opt (-fdbg-cnt-list): New.
3269 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3271 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3273 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3274 flag on ref-all pointers.
3276 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3279 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3280 for the offset with the modifier as EXPAND_INITIALIZER
3281 if the modifier is EXPAND_INITIALIZER.
3282 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3283 a register if we had an overflow.
3285 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3287 * real.c (real_isfinite): New.
3288 (real_sqrt): Use it.
3289 * real.h (real_isfinite): New.
3290 * builtins.c: Use it.
3292 2007-06-12 Ian Lance Taylor <iant@google.com>
3293 Daniel Berlin <dberlin@dberlin.org>
3296 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3297 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3298 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3299 (DECL_NO_TBAA_P): Define.
3300 (struct tree_decl_common): Add no_tbaa_flag field.
3301 * tree-ssa-structalias.c (struct variable_info): Add
3302 no_tbaa_pruning field.
3303 (new_var_info): Initialize no_tbaa_pruning field.
3304 (unify_nodes): Copy no_tbaa_pruning field.
3305 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3306 (dump_solution_for_var): Print no_tbaa_pruning flag.
3307 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3309 (compute_tbaa_pruning): New static function.
3310 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3311 Call compute_tbaa_pruning.
3312 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3313 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3314 * gimple-low.c (lower_stmt): Likewise.
3315 * tree-gimple.c (is_gimple_stmt): Likewise.
3316 * tree-ssa-operands.c (get_expr_operands): Likewise.
3317 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3318 * tree-inline.c (estimate_num_insns_1): Likewise.
3319 (copy_result_decl_to_var): Likewise.
3320 * expr.c (expand_expr_real_1): Likewise.
3321 * tree-pretty-print.c (dump_generic_node): Likewise.
3322 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3323 * omp-low.c (omp_copy_decl_2): Likewise.
3324 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3325 * doc/c-tree.texi (Expression trees): Document
3326 CHANGE_DYNAMIC_TYPE_EXPR.
3328 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3330 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3331 with !HONOR_NANS and !HONOR_INFINITIES.
3332 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3334 2007-06-12 Tristan Gingold <gingold@adacore.com>
3336 * gcov.c: Comments updated.
3337 (source_info): Add file_time field.
3338 (source_index): New variable.
3339 (mutiple_files): New variable.
3340 (generate_results): New function extracted from process_file.
3341 (process_file): Save and restore chain of functions, generate
3342 results and free structures only if not merging results.
3343 (release_structures): File names are now freed in create_file_names
3344 (create_file_names): Free previous file names.
3345 (find_source): File date is now read here and modifications in
3346 source files is checked here.
3347 (read_graph_file): Only reverse order of functions for the current
3349 (make_gcov_file_name): Do not generate long names if input_name is
3351 (output_lines): If merging results do not display graph, data and
3353 Checking source file modification is done in find_source.
3355 * doc/gcov.texi: Append an s to sourcefile.
3357 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3359 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3360 (forced_nop): New pattern.
3361 * config/bfin/bfin.c: Include "df.h".
3362 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3363 (bfin_discover_loop): Use df_get_live_in instead of
3364 global_live_at_start.
3365 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3366 df_analyze when done.
3367 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3368 the insns. Use QImode for the final insn in a bundle. Call
3369 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3371 (reorder_var_tracking_notes): New function.
3372 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3373 update_life_info. Call df_analyze after scheduling and bundle
3374 generation. Call reorder_var_tracking_notes if generating these
3375 notes. Call df_finish_pass at the end.
3377 2007-06-12 Dirk Mueller <dmueller@suse.de>
3379 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3380 a comparison, not an assignment.
3382 2007-06-12 Olivier Hainque <hainque@adacore.com>
3384 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3385 Request walking the subtrees only, leaving the current is_lhs/val_only
3387 (convert_non_local_reference): Likewise.
3389 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3391 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3393 2007-06-12 Richard Guenther <rguenther@suse.de>
3395 PR tree-optimization/15353
3396 PR tree-optimization/31657
3397 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3398 * timevar.def: Add TV_TREE_IFCOMBINE.
3399 * tree-pass.h (pass_tree_ifcombine): Declare.
3400 * tree-ssa-ifcombine.c: New file.
3401 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3402 * tree-flow.h (blocks_in_phiopt_order): Declare.
3403 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3404 (tree-ssa-ifcombine.o): New dependencies.
3406 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3408 PR rtl-optimization/32293
3409 * combine.c (simplify_if_then_else): Truncate return from
3410 nonzero_bits() to correct mode.
3412 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3414 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3415 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3417 2007-06-11 Diego Novillo <dnovillo@google.com>
3419 * Makefile.in (reload1.o-warn): Remove.
3421 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3423 * combine.c (subst): Use reg_overlap_mentioned_p
3424 instead of comparing register numbers directly.
3426 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3428 * reload1.c (mark_home_live_1): Use the mode parameter.
3430 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3432 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3433 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3437 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3439 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3441 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3444 from integer registers.
3445 (FP mode splitters): Handle TFmode.
3447 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3449 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3450 for ref-all pointers that point-to anything.
3452 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3454 * config/arm/arm.c (arm_output_dwarf_dtprel,
3455 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3457 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3459 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3460 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3463 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3465 * gcc/tree.c (signed_or_unsigned_type_for): New.
3466 (unsigned_type_for): Use signed_or_unsigned_type_for.
3467 (signed_type_for): Use signed_or_unsigned_type_for.
3468 * gcc/tree.h (signed_or_unsigned_type_for): New.
3469 (get_signed_or_unsigned_type): Remove.
3470 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3471 lang_hooks.types.signed_type
3472 (size_diffop): Likewise.
3473 (all_ones_mask_p): Likewise.
3474 (build_range_check): Likewise.
3475 (fold_cond_expr_with_comparison): Likewise.
3476 (fold_cond_expr_with_comparison): Likewise.
3477 (unextend): Likewise.
3478 (extract_muldiv_1): Likewise.
3479 (fold_single_bit_test_into_sign_test): Likewise.
3480 (fold_binary): Likewise.
3481 (fold_ternary): Likewise.
3482 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3483 instead of get_signed_or_unsigned_type.
3484 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3485 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3486 * gcc/expr.c (signed_or_unsigned_type_for): Use
3487 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3488 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3489 (lhd_signed_or_unsigned_type): Remove.
3490 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3491 signed_or_unsigned_type.
3492 (lhd_signed_or_unsigned_type): Remove.
3493 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3494 lang_hooks.types.signed_type.
3495 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3496 c_common_signed_type instead of lang_hooks.types.signed_type.
3497 (c_common_unsigned_type): New.
3498 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3499 (shorten_compare): Use c_common_unsigned_type instead of
3500 c_common_signed_or_unsigned_type.
3501 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3503 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3504 lang_hooks.types.signed_type.
3505 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3506 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3507 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3508 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3509 instead of unsigned_type_for.
3510 * gcc/c-decl.c (groakdeclarator): Likewise.
3511 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3512 * gcc/c-common.h (c_common_unsigned_type): New.
3514 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3517 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3518 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3520 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3523 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3524 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3526 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3527 Sebastian Pop <sebpop@gmail.com>
3529 * lambda-code.c (remove_iv): New.
3530 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3532 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3534 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3535 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3536 * tree-ssa-loop-prefetch.c: Include optabs.h.
3537 (FENCE_FOLLOWING_MOVNT): New macro.
3538 (struct mem_ref): Add independent_p and storent_p fields.
3539 (record_ref): Initalize the new fields.
3540 (gather_memory_references_ref): Return true if the reference
3542 (gather_memory_references): Check whether all memory accesses
3543 in loop were recorded.
3544 (should_issue_prefetch_p): Return false for nontemporal stores.
3545 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3546 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3547 (determine_loop_nest_reuse): Detect independent memory references.
3548 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3549 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3550 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3551 * config/i386/i386.h (x86_mfence): Declare.
3552 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3553 * config/i386/i386.c (x86_mfence): New variable.
3554 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3556 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3557 * optabs.c (init_optabs): Initialize storent_optab.
3558 * optabs.h (enum optab_index): Add OTI_storent.
3559 (storent_optab): Declare.
3560 * genopinit.c (optabs): Add initialization for storent_optab.
3561 * tree.h (MOVE_NONTEMPORAL): New macro.
3562 * expr.c (expand_assignment, store_expr, store_constructor_field,
3563 store_constructor, store_field, expand_expr_real_1): Propagate
3564 nontemporality of the expanded store.
3565 (emit_storent_insn): New function.
3566 * expr.h (expand_assignment, store_expr): Declaration changed.
3567 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3568 to expand_assignment.
3569 * stmt.c (expand_asm_expr): Ditto.
3570 * calls.c (initialize_argument_information): Pass false as
3571 nontemporality to store_expr.
3572 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3575 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3577 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3579 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3581 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3583 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3584 and allow DECL_P here.
3586 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3588 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3589 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3590 track of the size of the expression.
3591 * cfghooks.c (merge_blocks): Remove block from loops structure only
3592 after call of the merge_blocks hook.
3594 2007-06-09 Tom Tromey <tromey@redhat.com>
3596 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3597 (deprecated_state): Removed.
3598 (start_decl): Update.
3599 (enum deprecated_states): Moved earlier.
3600 (groktypename): Update.
3601 (push_parm_decl): Likewise.
3602 (grokfield): Likewise.
3603 (start_function): Likewise.
3605 2007-06-09 Ian Lance Taylor <iant@google.com>
3607 PR tree-optimization/32169
3608 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3609 CONVERT_EXPR, check whether min and max both converted to an
3610 overflow infinity representation.
3612 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3614 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3615 not inserted on the edge.
3617 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3619 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3620 instructions if they are supported.
3621 (__divsi3, __umodsi3, __modsi3): Likewise.
3622 (__ashldi3, __ashrdi3, __lshrdi3): New.
3623 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3625 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3626 Tony Linthicum <tony.linthicum@amd.com>
3628 * doc/invoke.texi: Add fvect-cost-model flag.
3629 * common.opt (fvect-cost-model): New flag.
3630 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3631 cost fields in stmt_vec_info struct for STMT.
3632 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3633 fields in stmt_vec_info struct and access functions for the same.
3634 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3635 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3636 load, store and vector to scalar operation.
3637 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3638 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3639 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3640 (TARG_VEC_STORE_COST): Define cost of vector store.
3641 (vect_estimate_min_profitable_iters): Define new function.
3642 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3643 check to evaluate if loop iterations are less than minimum profitable
3644 iterations determined by cost model or minimum vect loop bound defined
3645 by user, whichever is more conservative.
3646 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3647 run-time check to evaluate if loop iterations are less than minimum
3648 profitable iterations determined by cost model or minimum vect loop
3649 bound defined by user, whichever is more conservative.
3650 (vect_estimate_min_profitable_iterations): New function to estimate
3651 mimimimum iterartions required for vector version of loop to be
3652 profitable over scalar version.
3653 (vect_model_reduction_cost): New function.
3654 (vect_model_induction_cost): New function.
3655 (vect_model_simple_cost): New function.
3656 (vect_cost_strided_group_size): New function.
3657 (vect_model_store_cost): New function.
3658 (vect_model_load_cost): New function.
3659 (vectorizable_reduction): Call vect_model_reduction_cost during
3661 (vectorizable_induction): Call vect_model_induction_cost during
3663 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3664 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3665 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3666 vectorizable_promotion, vectorizable_demotion): Call
3667 vect_model_simple_cost during analysis phase.
3669 2007-06-08 Simon Baldwin <simonb@google.com>
3671 * reg-stack.c (get_true_reg): Readability change. Moved default case
3672 label into direct switch statement scope.
3674 2007-06-08 Simon Baldwin <simonb@google.com>
3676 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3677 in gcc_assert() with '==' comparison.
3679 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3681 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3682 TARGET_ABM handling of x86_popcnt variable.
3684 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3686 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3687 __builtin_copysignq and __builtin_infq built-in functions.
3689 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3691 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3692 SSE4.2 section. Correct built-in function names in SSE4A section.
3694 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3696 PR tree-optimization/32243
3697 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3698 for ncopies after ratio check between nunits_out and nunits_in.
3699 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3701 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3703 PR tree-optimization/32224
3704 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3705 vectorization upon a non GIMPLE_MODIFY_STMT.
3707 2007-06-08 Christian Bruel <christian.bruel@st.com>
3710 * config/sh/sh.md (doloop_end): New pattern and splitter.
3711 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3713 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3716 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3718 (verify_dominators): Do not change dominance tree.
3720 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3722 * config/sh/constraints.md: New file.
3723 * config/sh/sh.c: Include tm-constrs.h.
3724 (reg_class_from_letter): Remove.
3725 (prepare_cbranch_operands): Use satisfies_constraint_*
3726 function instead of macro.
3727 (andcosts, broken_move, sh_secondary_reload): Likewise.
3728 * config/sh/predicates.md (trapping_target_operand): Likewise.
3729 (and_operand, arith_operand, arith_reg_or_0_operand,
3730 cmp_operand, logical_operand, target_operand,
3731 ua_address_operand, ua_offset, xor_operand): Likewise.
3732 * config/sh/sh.md: Include constraints.md.
3733 (*movsicc_t_false): Use satisfies_constraint_* function
3735 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3736 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3737 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3738 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3739 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3740 (REG_CLASS_FROM_CONSTRAINT): Remove.
3741 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3742 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3743 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3744 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3745 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3746 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3747 function instead of macro.
3748 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3749 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3750 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3751 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3752 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3753 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3754 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3755 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3756 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3757 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3758 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3759 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3760 EXTRA_CONSTRAINT_STR): Likewise.
3761 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3763 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3765 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3767 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3770 * c-common.h (flag_cpp0x): Replaced by...
3771 (cxx_dialect): ... this new variable specifying the C++ dialect that
3773 * c-common.c (flag_cpp0x): Removed.
3774 (cxx_dialect): Defined.
3775 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3777 * c-opts.c (c_common_post_options): Likewise.
3778 (set_std_cxx98): Set cxx_dialect to cxx98.
3779 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3781 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3782 Hui-May Chang <hm.chang@apple.com>
3784 * doc/invoke.texi (Darwin Options): Update documentation for
3785 -mmacosx-version-min.
3786 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3787 * config/darwin-driver.c: New file.
3788 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3789 * config/t-darwin (darwin-driver.o): New rule.
3791 * config/darwin-c.c (version_as_macro): Ignore low digit.
3793 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3795 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3796 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3797 (CSGNMODE): New mode macro.
3798 (CSGNVMODE): New mode attribute.
3799 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3800 expander using CSGNMODE mode macro. Handle TFmode.
3801 (copysign<mode>3_const): Rename from copysignsf3_const and
3802 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3804 (copysign<mode>3_var): Rename from copysignsf3_var and
3805 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3807 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3808 mode macro. Handle TFmode.
3809 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3810 (iortf3, *iortf3): Ditto.
3811 (xortf3, *xortf3): Ditto.
3812 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3813 TFmode and TImode masks.
3814 (ix86_expand_copysign): Expand TFmode copysign insn.
3815 (IX86_BUILTIN_INFQ): New.
3816 (IX86_BUILTIN_FABSQ): Ditto.
3817 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3818 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3819 [__builtin_fabsq]: Ditto.
3820 [__builtin_copysignq]: Ditto.
3821 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3822 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3823 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3824 ix86_expand_binop_builtin().
3826 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3828 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3830 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3833 * rtl.h (push_to_sequence2): New.
3834 * emit-rtl.c (push_to_sequence2): New.
3835 * function.c (assign_parm_data_all): Add new fields.
3836 (assign_parm_setup_block): Call push_to_sequence2 instead of
3838 (assign_parm_setup_reg): Ditto.
3839 (assign_parm_setup_stack): Ditto.
3840 (assign_parms_unsplit_complex): Ditto.
3841 (assign_parms): Change field name.
3843 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3845 PR tree-optimization/32220
3846 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3847 phi node is reached before defining statement.
3849 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3852 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3853 after changing the right hand side of the assignment.
3855 2007-06-06 Eric Christopher <echristo@apple.com>
3857 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3858 (x86_64-*-darwin*): Ditto.
3859 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3860 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3862 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3864 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3866 (add_key): Likewise.
3867 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3868 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3870 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3872 (add_cost_one_coalesce): Likewise.
3873 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3874 variable names. Rename orig to orig_name for consistency.
3875 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3877 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3879 (record_equivalences_from_stmt): Likewise.
3880 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3881 the coding conventions.
3882 (memory_ssa_name_same): Likewise.
3883 (dse_optimize_stmt): Likewise.
3884 (dse_record_phis): Likewise.
3885 (dse_finalize_block): Likewise.
3886 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3887 keywords as variable names.
3888 (may_move_till): Cast according to the coding conventions.
3889 (force_move_till_expr): Avoid using C++ keywords as variable names.
3890 (force_move_till): Cast according to the coding conventions.
3891 (memref_hash): Likewise.
3892 (memref_eq): Likewise.
3893 (gather_mem_refs_stmt): Likewise.
3894 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3895 using C++ keywords as variable names.
3896 (idx_find_step): Cast according to the coding conventions.
3897 (idx_record_use): Likewise.
3898 (find_depends): Likewise.
3899 (prepare_decl_rtl): Likewise.
3900 (mbc_entry_hash): Likewise.
3901 (mbc_entry_eq): Likewise.
3902 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3903 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3904 (idx_infer_loop_bounds): Cast according to the coding conventions.
3905 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3906 * tree-ssa-math-opts.c (occ_new ): Likwise.
3907 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3909 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3911 (add_use_op): Likewise.
3912 (add_vop): Likewise.
3913 (add_vuse_op): Likewise.
3914 (add_vdef_op): Likewise.
3915 (get_expr_operands): Likewise.
3916 (push_stmt_changes): Use type safe memory macros.
3917 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3918 keywords as variable names.
3919 (conditional_replacement): Likewise.
3920 (minmax_replacement): Likewise.
3921 (abs_replacement): Likewise.
3922 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3924 (insert_fake_stores): Avoid using C++ keywords as variable names.
3925 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3927 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3928 (heapvar_insert): Use type safe memory macros.
3929 (new_var_info): Cast according to the coding conventions.
3930 (new_constraint): Likewise.
3931 (remove_preds_and_fake_succs): Use type safe memory macros.
3932 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3934 (thread_single_edge): Likewise.
3935 (thread_through_loop_header): Likewise.
3937 2007-06-06 Eric Christopher <echristo@apple.com>
3939 * config/i386/i386.c (override_options): Move handling
3940 of TARGET_SUBTARGET* earlier.
3942 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3944 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3947 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3949 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3950 emited outside of basic block.
3951 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3953 * rtl.h (delete_insn_chain): Declaration changed.
3954 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3956 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3957 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3958 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3959 to delete_insn_chain.
3960 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3961 do not have bb field set.
3962 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3964 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3965 * cfgcleanup.c (try_optimize_cfg): Ditto.
3967 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3969 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3970 (lambda_body_vector_new): Use type safe memory macros.
3971 (lambda_linear_expression_new): Likewise.
3972 (lambda_loopnest_new): Likewise.
3973 (lambda_lattice_new): Likewise.
3974 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3975 conventions. Use type safe memory macros.
3976 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3977 (lambda_body_vector_s): Likewise.
3978 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3979 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3981 2007-06-06 Richard Guenther <rguenther@suse.de>
3983 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3984 if we need to schedule cfg_cleanup.
3985 (tree_ssa_forward_propagate_single_use_vars): Do so.
3987 2007-06-06 Ian Lance Taylor <iant@google.com>
3989 * fold-const.c (merge_ranges): If range_successor or
3990 range_predecessor fail, just return 0.
3992 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3994 PR tree-optimization/32216
3995 * tree-vectorizer.c (supportable_widening_operation): Determine
3996 signedness of FIX_TRUNC_EXPR from output operand.
3997 (supportable_narrowing_operation): Ditto.
3998 * tree-vect-generic.c (expand_vector_operations_1): Determine
3999 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4002 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4004 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4005 (struct pta): ...from here. Change flags to unsigned to avoid
4006 excessive casting (as it is used as a bit mask).
4007 (override_options): Add casts according to the coding convenventions.
4008 (x86_64_elf_unique_section): Likewise.
4009 (examine_argument): Avoid using C++ keywords as variable names.
4010 (construct_container): Likewise.
4011 (legitimize_pic_address): Likewise.
4012 (get_dllimport_decl): Cast according to the coding conventions. Use
4013 type safe memory macros.
4014 (legitimize_address): Cast according to the coding conventions.
4015 (emit_i387_cw_initialization): Corrected the type of slot to enum
4017 (ix86_init_machine_status): Use type safe memory macros.
4018 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4019 (bdesc_pcmpistr): Likewise.
4020 (bdesc_crc32): Likewise.
4021 (bdesc_sse_3arg): Likewise.
4022 (bdesc_2arg): Likewise.
4023 (bdesc_1arg): Likewise.
4024 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4025 (ix86_expand_sse_pcmpistr): Likewise.
4026 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4027 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4028 int to match the langhook definition.
4029 (ix86_builtin_conversion): Change the type of code to unsigned init to
4030 match the langhook definition.
4031 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4033 (ix86_preferred_output_reload_class): Likewise.
4034 (ix86_cannot_change_mode_class): Likewise.
4035 (ix86_memory_move_cost): Likewise.
4036 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4037 avoid excessive casting later on.
4038 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4040 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4043 as flags setting insn.
4044 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4046 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4048 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4049 (UNSPEC_ROUND): New.
4050 ("sse4_1_round<mode>2"): New insn pattern.
4051 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4053 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4054 expander using SSEMODEF mode macro. Expand using
4055 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4056 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4057 expander using SSEMODEF mode macro. Expand using
4058 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4059 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4060 expander using SSEMODEF mode macro. Expand using
4061 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4062 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4063 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4064 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4067 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4068 Sebastian Pop <sebpop@gmail.com>
4070 * lambda.h (build_linear_expr): New.
4071 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4072 Use build_linear_expr, call fold and force_gimple_operand.
4073 (lambda_loopnest_to_gcc_loopnest): Check that there is
4074 something to insert.
4075 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4077 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4079 PR preprocessor/23479
4080 * doc/extend.texi: Document the 0b-prefixed binary integer
4083 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4085 PR tree-optimization/32215
4086 * tree-vectorizer.c (supportable_widening_operation): Return false
4087 for unsupported FIX_TRUNC_EXPR tree code.
4088 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4090 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4092 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4093 register on SPE targets. Change documentation to reflect
4095 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4096 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4097 out of the register allocation pool.
4098 (rs6000_reg_live_or_pic_offset_p): New function.
4099 (rs6000_emit_prologue): Move the actual saving of LR up to free
4100 r0 for holding r11. Split saving of SPE 64-bit registers into
4101 its own case. Ensure that offsets will always be in-range for
4102 'evstdd' by using r11 as a scratch register to point at the start
4103 of the SPE save area. Save r11 if necessary, as it is the static
4105 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4106 into its own case. Ensure that offsets will always be in-range
4107 for 'evldd' by using r11 as a scratch register to point at the
4108 start of the SPE save area. Also adjust r11 when restoring
4109 the stack pointer to compensate for pre-loading r11.
4111 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4113 * cfg.c (init_flow): Use type safe memory macros.
4114 (alloc_block): Likewise.
4115 (unchecked_make_edge): Likewise.
4116 (dump_flow_info): Avoid using C++ keywords as variable names.
4117 (copy_original_table_clear): Cast according to the coding conventions.
4118 (copy_original_table_set): Likewise.
4119 * cfgexpand (label_rtx_for_bb): Likewise.
4120 (expand_gimple_basic_block): Likewise.
4121 * cfghooks.c (dump_bb): Likewise.
4122 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4124 (lv_add_condition_to_bb): Likewise.
4125 * cfglayout (relink_block_chain): Cast according to the coding
4127 (fixup_reorder_chain): Likewise.
4128 (fixup_fallthru_exit_predecessor): Likewise.
4129 * cfgloop.c (glb_enum_p): Likewise.
4130 (get_exit_description): Likewise.
4131 (dump_recorded_exit): Likewise.
4132 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4133 (struct loop): ... from here.
4134 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4136 * cfgrtl.c (rtl_create_basic_block): Likewise.
4137 (rtl_split_block): Likewise.
4138 (rtl_dump_bb): Likewise.
4139 (cfg_layout_split_block): Likewise.
4140 (init_rtl_bb_info): Use typesafe memory macros.
4142 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4143 * graphds.h: Updated all usages of edge to graph_edge.
4144 * graphds.c: Likewise.
4145 * cfgloopanal.c: Likewise.
4147 2007-06-05 Ian Lance Taylor <iant@google.com>
4149 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4150 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4151 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4153 (test_for_singularity): Likewise.
4155 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4157 * config/i386/constraints.md ("Y2"): Replaced by ...
4159 * config/i386/i386.md: Likewise.
4160 * config/i386/mmx.md: Likewise.
4161 * config/i386/sse.md: Likewise.
4163 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4165 * config/i386/constraints.md ("z"): Replaced by ...
4167 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4168 (sse4_1_blendvps): Likewise.
4169 (sse4_1_pblendvb): Likewise.
4170 (sse4_2_pcmpestr): Likewise.
4171 (sse4_2_pcmpestrm): Likewise.
4172 (sse4_2_pcmpestr_cconly): Likewise.
4173 (sse4_2_pcmpistr): Likewise.
4174 (sse4_2_pcmpistrm): Likewise.
4175 (sse4_2_pcmpistr_cconly): Likewise.
4177 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4179 * matrix-reorg.c (transform_access_sites): Fix computation.
4180 (transform_allocation_sites): Same.
4182 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386.c (override_options): Use
4185 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4187 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4190 (nonimm_not_xmm0_operand): Ditto.
4191 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4192 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4193 as operand[2] predicate. Require "z" class XMM register for
4194 operand[3]. Adjust asm template.
4195 ("sse4_1_blendvpd"): Ditto.
4196 ("sse4_1_pblendvb"): Ditto.
4197 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4198 force op2 into xmm0 register for variable blend instructions.
4200 2007-06-04 Tom Tromey <tromey@redhat.com>
4202 * c-tree.h (start_enum): Update.
4203 (build_enumerator): Likewise.
4204 * c-decl.c (enum_next_value): Removed.
4205 (enum_overflow): Likewise.
4206 (start_enum): Add c_enum_contents argument. Don't use globals.
4207 (build_enumerator): Likewise.
4208 * c-tree.h (struct c_enum_contents): New struct.
4210 2007-06-04 Tom Tromey <tromey@redhat.com>
4212 * c-common.c (c_common_get_alias_set): Fix indentation.
4214 2007-06-04 Ian Lance Taylor <iant@google.com>
4216 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4217 to overflow, reduce overflow infinity to regular infinity.
4218 (vrp_var_may_overflow): New static function.
4219 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4221 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4223 * stor-layout.c (layout_type): Remove duplicate code.
4225 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4228 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4229 before build_common_builtin_nodes ().
4231 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4234 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4236 2007-06-04 Jan Hubicka <jh@suse.cz>
4238 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4239 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4240 instead of _stat version.
4242 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4244 PR tree-optimization/32194
4245 * tree-predcom.c (determine_offset): Check that both references have
4248 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4250 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4251 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4252 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4253 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4254 Add argument to iterate_fix_dominators call.
4255 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4256 * gcse.c (hoist_code): Change domby to vector.
4257 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4258 Add argument to iterate_fix_dominators call.
4259 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4260 recompute_dominator.
4261 * lambda-code.c (perfect_nestify): Ditto.
4262 * cfgloopanal.c: Include graphds.h.
4263 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4264 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4265 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4267 * graphds.c: New file.
4268 * graphds.h: New file.
4269 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4270 (get_dominated_by, get_dominated_by_region): Change return type to
4272 (verify_dominators): Recompute all dominators and compare the results.
4273 (recount_dominator): Renamed to ...
4274 (recompute_dominator): ... this. Do not check that the block is
4276 (iterate_fix_dominators): Reimplemented.
4277 (prune_bbs_to_update_dominators, root_of_dom_tree,
4278 determine_dominators_for_sons): New functions.
4279 * et-forest.c (et_root): New function.
4280 * et-forest.h (et_root): Declare.
4281 * Makefile.in (graphds.o): Add.
4282 (cfgloopanal.o): Add graphds.h dependency.
4283 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4284 * basic-block.h (get_dominated_by, get_dominated_by_region,
4285 iterate_fix_dominators): Declaration changed.
4286 (recount_dominator): Renamed to ...
4287 (recompute_dominator): ... this.
4288 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4289 (thread_through_all_blocks): Do not free dominance info.
4291 2007-06-03 Andreas Schwab <schwab@suse.de>
4293 * config/m68k/m68k.c (override_options): Don't override
4295 * config/m68k/m68k-modes.def (SF, DF): Define to use
4296 motorola_single_format and motorola_double_format, resp.
4297 * real.c (motorola_single_format): Renamed from
4298 coldfire_single_format.
4299 (motorola_double_format): Renamed from coldfire_double_format.
4300 (encode_ieee_extended): Generate a proper canonical NaN image
4301 respecting canonical_nan_lsbs_set.
4302 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4304 * real.h: Adjust declarations.
4306 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4309 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4310 the symbol is generated with the stack protector.
4312 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4314 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4315 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4317 * doc/extend.texi (interrupt): Mention m68k.
4319 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4321 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4322 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4323 (ix86_expand_sse_pcmpestr): Do not check operands for
4324 "register_operand", when insn operand predicate is "register_operand".
4325 (ix86_expand_sse_pcmpistr): Ditto.
4327 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4328 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4331 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4332 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4333 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4334 * config/i386/constraints.md ("z"): New register constraint
4335 for members of SSE_FIRST_REG class.
4336 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4337 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4338 SSE_FIRST_REG class.
4339 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4340 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4341 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4342 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4343 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4344 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4345 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4346 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4347 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4348 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4349 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4350 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4351 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4352 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4353 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4354 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4355 (struct builtin_description): Change "flag" field to unsigned.
4356 (bdesc_pcmpestr): New builtin description table.
4357 (bdesc_pcmpistr): Likewise.
4358 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4359 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4360 Initialize pcmp[ei]str[im] insns for SSE4.2.
4361 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4362 (ix86_expand_sse_pcmpistr): Likewise.
4363 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4364 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4365 (UNSPEC_PCMPISTR): Likewise.
4366 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4367 (sse4_2_pcmpestri):New isns pattern.
4368 (sse4_2_pcmpestrm): Likewise.
4369 (sse4_2_pcmpestr_cconly): Likewise.
4370 (sse4_2_pcmpistr): New insn patern and splitter.
4371 (sse4_2_pcmpistri):New isns pattern.
4372 (sse4_2_pcmpistrm): Likewise.
4373 (sse4_2_pcmpistr_cconly): Likewise.
4374 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4377 2007-06-01 David Daney <ddaney@avtrex.com>
4379 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4380 LOADGP_ABSOLUTE and not binds_local_p.
4382 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4384 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4386 2007-06-01 Ian Lance Taylor <iant@google.com>
4388 * tree-vrp.c (compare_name_with_value): Always set
4389 used_strict_overflow if we get a result from the variable itself.
4391 2007-06-01 Ian Lance Taylor <iant@google.com>
4393 PR rtl-optimization/31455
4394 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4395 subregs which have a cast between modes which are not tieable.
4397 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4399 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4400 breaks after return statements.
4402 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4404 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4405 only after no_new_pseudos.
4407 2007-05-31 Eric Christopher <echristo@apple.com>
4409 * expr.c (convert_move): Assert that we don't have a BLKmode
4411 (store_expr): Handle BLKmode moves by calling emit_block_move.
4413 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4415 * c-typeck.c (build_indirect_ref): Include type in error message.
4416 (build_binary_op): Pass types to binary_op_error.
4417 * c-common.c (binary_op_error): Take two type arguments, print out
4419 * c-common.h (binary_op_error): Update prototype.
4421 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4423 * config/i386/i386.c: Correct coments on -mno-sse4.
4425 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4427 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4428 (x86_64-*-*): Likewise.
4429 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4430 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4431 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4432 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4433 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4434 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4435 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4436 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4437 (OPTION_MASK_ISA_SSE4): Likewise.
4438 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4439 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4440 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4441 (override_options): Support SSE4.2.
4442 (ix86_build_const_vector): Support SImode and DImode.
4443 (ix86_build_signbit_mask): Likewise.
4444 (ix86_expand_int_vcond): Support V2DImode.
4445 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4446 (IX86_BUILTIN_CRC32HI): Likewise.
4447 (IX86_BUILTIN_CRC32SI): Likewise.
4448 (IX86_BUILTIN_CRC32DI): Likewise.
4449 (IX86_BUILTIN_PCMPGTQ): Likewise.
4450 (bdesc_crc32): Likewise.
4451 (bdesc_sse_3arg): Likewise.
4452 (ix86_expand_crc32): Likewise.
4453 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4454 (ix86_expand_builtin): Likewise.
4455 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4456 __SSE4_2__ for -msse4.2.
4457 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4458 (CRC32MODE): Likewise.
4459 (crc32modesuffix): Likewise.
4460 (crc32modeconstraint): Likewise.
4461 (sse4_2_crc32<mode>): Likewise.
4462 (sse4_2_crc32di): Likewise.
4463 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4465 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4466 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4467 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4468 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4469 (vcondu<mode>): Likewise.
4470 * doc/extend.texi: Document SSE4.2 built-in functions.
4471 * doc/invoke.texi: Document -msse4.2/-msse4.
4473 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4475 PR tree-optimization/32160
4476 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4477 variable as gimple reg.
4478 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4480 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4482 * gcc.c (main): Don't consider linker options when issuing the
4483 warning about a linker input file not being used.
4485 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4487 * tree-vrp.c (compare_names): Initialize sop.
4489 2007-05-30 Dirk Mueller <dmueller@suse.de>
4491 * cgraphunit.c (cgraph_analyze_function): Remove
4492 computation of inline parameters.
4494 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4496 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4498 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4500 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4501 Add vx-common.h. Include vxworks.h between vx-common.h and
4503 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4505 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4506 (TARGET_ASM_DESTRUCTOR): Likewise.
4507 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4508 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4509 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4510 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4511 (VXWORKS_ENDIAN_SPEC): Define.
4512 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4513 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4514 VXWORKS_* equivalents.
4515 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4516 (ASM_FILE_START): Delete.
4517 (TARGET_VERSION): Reformat.
4518 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4519 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4520 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4521 (FPBIT, DPBIT): Define.
4522 (fp-bit.c, dp-bit.c): New rules.
4523 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4524 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4525 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4526 * config/arm/arm.h: Include vxworks-dummy.h.
4527 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4528 Mark with ATTRIBUTE_UNUSED.
4529 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4530 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4531 make it incompatible with -msingle-pic-base.
4532 (arm_function_ok_for_sibcall): Return false for calls that might
4533 go through a VxWorks PIC PLT entry.
4534 (require_pic_register): New function, split out from...
4535 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4537 (arm_load_pic_register): Handle the VxWorks RTP initialization
4538 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4539 (arm_emit_call_insn): New function.
4540 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4541 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4542 (pic_offset_arm): New pattern.
4543 (call, call_value): Use arm_emit_call_insn.
4544 (call_internal, call_value_internal): New expanders.
4545 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4546 VxWorks unless __PIC__.
4548 2007-05-30 Eric Christopher <echristo@gmail.com>
4550 * genrecog.c: Include regs.h in generated file.
4551 * genemit.c: Ditto. Fix up formatting.
4552 * config/mn10300/constraints.md: New.
4553 * config/mn10300/mn10300.md: Include.
4554 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4555 Fix up for removed macro.
4556 * config/mn10300/predicates.md (call_address_operand): Ditto.
4557 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4558 (CONST_OK_FOR_I): Ditto.
4559 (CONST_OK_FOR_J): Ditto.
4560 (CONST_OK_FOR_K): Ditto.
4561 (CONST_OK_FOR_L): Ditto.
4562 (CONST_OK_FOR_M): Ditto.
4563 (CONST_OK_FOR_N): Ditto.
4564 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4568 (EXTRA_CONSTRAINT): Ditto.
4570 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4572 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4574 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4575 OPTION_MASK_ISA_64BIT.
4576 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4578 2007-05-30 Richard Guenther <rguenther@suse.de>
4581 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4582 types for comparison.
4583 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4584 with original typed arguments.
4585 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4587 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4589 PR tree-optimization/31769
4590 * except.c (duplicate_eh_regions): Clear prev_try if
4591 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4593 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4595 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4596 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4597 bsi of the location where statements should be inserted.
4598 (sink_code_in_bb): Take bsi from statement_sink_location.
4599 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4600 instead of bsi_start.
4601 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4603 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4604 (bsi_move_before): Document inconsistency with bsi_move_after.
4605 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4607 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4609 * config/i386/i386.h (TARGET_ABM): New define.
4610 (TARGET_POPCNT): Ditto.
4611 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4612 New temporary defines to redefine from OPTION_ISA_* defines.
4613 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4614 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4615 (ix86_isa_flags): New extern int declaration.
4616 (TARGET_SUBTARGET_DEFAULT): New define.
4617 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4618 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4619 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4620 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4621 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4622 * config/i386/darwin.h: Change TARGET_64BIT define to
4625 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4626 using existing "ix86_isa_flags" varible.
4627 (m32, m64): Use existing "ix86_isa_flags" variable.
4628 (mmmx, m3dnow): Ditto.
4629 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4630 (mabm): Define as non-negative option using "x86_abm" variable.
4631 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4633 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4634 Rewrite feature test bitmap.
4635 (ix86_isa_flags): New initialized global int varible.
4636 (ix86_isa_flags_explicit): New static int variable.
4637 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4638 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4639 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4640 target_flags_explicit.
4641 (override_options): Remove "target_enable" and "target_disable" fields
4642 from "struct ptt". Update processor_target_table accordingly. Remove
4643 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4644 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4645 "target_flags" and "ix86_isa_flags_explicit" instead of
4646 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4647 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4648 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4649 to true when either of PTA_POPCNT or PTA_ABM is set in
4650 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4651 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4652 processor_alias_table flags entry. Remove handling of
4653 "target_enable" and "target_disable" fields of processor_target_table.
4654 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4655 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4656 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4657 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4658 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4660 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4662 2007-05-29 David Daney <ddaney@avtrex.com>
4665 * config/mips/mips.c (mips_output_mi_thunk): Emit
4666 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4668 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4669 * config/i386/i386.c (ix86_function_regparm): Added checking of
4670 ix86_force_align_arg_pointer to determine the number of
4671 register parameters.
4673 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4675 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4676 (SET_DR_MISALIGNMENT): New.
4677 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4678 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4679 Use SET_DR_MISALIGNMENT.
4680 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4682 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4683 find_loop_nest): Export.
4684 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4685 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4686 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4687 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4689 (struct mem_ref): Add field reuse_distance.
4690 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4691 Initialize reuse_distance field.
4692 (issue_prefetch_ref): Select temporality of prefetch according to
4694 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4695 self_reuse_distance, determine_loop_nest_reuse): New functions.
4696 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4697 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4698 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4701 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4703 * tree-ssa-alias.c: Add aliasing overview.
4705 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4706 Danny Smith <dannysmith@users.sourceforge.net>
4709 * config/i386/t-crtfm: Compile crtfastmath.o with
4710 -minline-all-stringops.
4711 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4712 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4714 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4716 * doc/md.texi: Document constraints on HP PA-RISC.
4718 * pa/constraints.md: New file.
4719 * pa.md: Include constraints.md.
4720 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4721 (integer_store_memory_operand, ldil_cint_p): New functions.
4722 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4723 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4724 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4725 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4726 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4728 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4731 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4732 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4733 case POSTDECREMENT_EXPR>): Return the error_mark_node
4734 if either the real or imaginary parts would an
4737 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4739 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4740 name when we remove it from a call.
4742 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4744 * targhooks.c (default_narrow_bitfield): Remove.
4745 * targhooks.h: Remove the prototype for
4746 default_narrow_bitfield.
4748 * langhooks-def.h: Remove the prototype for
4749 hook_get_alias_set_0.
4750 * langhooks.c (hook_get_alias_set_0): Remove.
4752 * global.c (EXECUTE_IF_CONFLICT): Remove.
4754 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4757 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4758 return true when truth_value_p is true and the type
4761 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4763 * doc/install.texi (Prerequisites): We no longer require Autoconf
4764 2.13 for the top-level.
4766 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4768 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4769 memory access via x86_expand_vector_move_misalign() only for
4770 TImode values on 32-bit targets.
4772 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4774 * matrix-reorg.c: New file. Implement matrix flattening and
4775 transposing optimization.
4776 * tree-pass.h: Add matrix reorg pass.
4777 * common.opt: Add fipa-mreorg flag.
4778 * Makefile.in: Add matrix-reorg.c.
4779 * passes.c: Add matrix reorg pass.
4780 * varpool.c (add_new_static_var): New function.
4781 * cgraph.h (add_new_static_var): Declare.
4783 2007-05-27 Eric Christopher <echristo@apple.com>
4785 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4786 sp_offset depending on stack size. Save r12 depending
4787 on registers we're saving later.
4788 (rs6000_emit_epilogue): Update sp_offset depending only
4791 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4793 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4794 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4795 * ifcvt.c (if_convert): Ditto.
4796 * tree-ssa-threadupdate.c (thread_block): Ditto.
4797 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4798 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4799 verify_loop_closed_ssa): Check number_of_loops instead of
4801 * predict.c (tree_estimate_probability): Ditto.
4802 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4803 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4804 * modulo-sched.c (sms_schedule): Ditto.
4805 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4806 (scev_finalize): Do not do anything if scev analysis was not
4808 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4809 current_loops == NULL.
4810 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4811 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4813 (loop_optimizer_finalize): Assert that loops were analyzed.
4814 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4815 rtl_doloop): Check number_of_loops instead of current_loops.
4816 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4817 current_loops == NULL.
4818 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4819 gate_tree_vectorize tree_linear_transform, check_data_deps,
4820 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4821 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4822 Check number_of_loops instead of current_loops.
4823 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4824 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4825 free loops if available.
4826 (execute_pre): Do not pass do_fre to fini_pre.
4828 2007-05-27 Tobias Burnus <burnus@net-b.de>
4831 * real.c (mpfr_from_real): Fix sign of -Inf.
4833 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4835 * tree-vect-transform.c (vectorizable_conversion): Initialize
4836 tree_code variables to ERROR_MARK.
4837 (vectorizable_type_demotion): Likewise.
4838 (vectorizable_type_promotion): Likewise.
4840 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4843 * config/i386/i386.md (movti): Handle push operands via
4846 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4848 * basic-block.h: Remove the prototype for merge_seq_blocks.
4849 * cfgcleanup.c (merge_seq_blocks): Remove.
4851 * tree-flow.h: Remove the prototype for is_aliased_with.
4852 * tree-ssa-alias.c (is_aliased_with): Remove.
4854 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4856 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4858 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4860 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4861 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4862 (vec_unpacks_hi_v16qi): Likewise.
4863 (vec_unpacku_lo_v16qi): Likewise.
4864 (vec_unpacks_lo_v16qi): Likewise.
4865 (vec_unpacku_hi_v8hi): Likewise.
4866 (vec_unpacks_hi_v8hi): Likewise.
4867 (vec_unpacku_lo_v8hi): Likewise.
4868 (vec_unpacks_lo_v8hi): Likewise.
4869 (vec_unpacku_hi_v4si): Likewise.
4870 (vec_unpacks_hi_v4si): Likewise.
4871 (vec_unpacku_lo_v4si): Likewise.
4872 (vec_unpacks_lo_v4si): Likewise.
4874 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4876 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4877 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4878 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4879 follow spelling conventions in various
4880 warning/error/diagnostic messages.
4882 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4883 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4884 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4885 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4886 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4887 * doc/tm.texi: Follow spelling conventions.
4889 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4892 * tree-ssa-forwprop.c
4893 (forward_propagate_addr_into_variable_array_index): Remove
4894 the lhs argument. Use the type of def_rhs instead of lhs.
4895 (forward_propagate_addr_expr_1): Update use of
4896 forward_propagate_addr_into_variable_array_index.
4898 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4899 Nigel Stephens <nigel@mips.com>
4901 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4902 function attributes, "far" being an alias for "long_call".
4903 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4904 (mips_near_type_p, mips_far_type_p): New.
4905 (mips_comp_type_attributes): New function to check that attributes
4906 attached to a function type are compatible.
4907 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4908 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4909 to the target function of the thunk.
4910 (mips_encode_section_info): Check for "near" and "far" function
4911 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4913 * config/mips/predicates.md (const_call_insn_operand): Test only
4914 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4916 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4919 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4920 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4921 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4922 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4924 2007-05-25 Eric Christopher <echristo@apple.com>
4926 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4927 to x86-darwin configurations.
4928 * config/i386/t-darwin: Add softfp support.
4929 * config/i386/t-darwin64: Ditto.
4930 * config/i386/sfp-machine.h: If mach then don't use
4931 aliasing, emit a stub to call.
4933 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4935 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4936 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4937 tree-predcom.c, tree-ssa-alias-warnings.c,
4938 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4939 comment typos. Follow spelling conventions.
4940 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4942 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4945 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4946 constants into memory. Expand unaligned memory references for
4947 SSE modes via x86_expand_vector_move_misalign() function.
4949 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4951 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4952 "memory" attribute for "sseishft" type insn without operands[2].
4954 2007-05-25 Dirk Mueller <dmueller@suse.de>
4955 Marcus Meissner <meissner@suse.de>
4957 * doc/extend.texi (alloc_size): New attribute.
4958 * c-common.c (handle_alloc_size_attribute): New.
4959 * tree-object-size.c (alloc_object_size): Use alloc_size
4960 attribute, if available.
4962 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4964 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4966 (__builtin_ia32_vec_ext_v2di): Likewise.
4967 (__builtin_ia32_vec_ext_v4si): Likewise.
4968 (__builtin_ia32_vec_ext_v8hi): Likewise.
4969 (__builtin_ia32_vec_ext_v16qi): Likewise.
4970 (__builtin_ia32_vec_set_v8hi): Likewise.
4972 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4974 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4976 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4978 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4979 (arm_is_longcall_p): Rename to...
4980 (arm_is_long_call_p): ...this. Take a single tree argument and
4982 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4983 (CUMULATIVE_ARGS): Remove call_cookie.
4984 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4985 (ENCODED_LONG_CALL_ATTR_P): Delete.
4986 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4987 LONG_CALL_FLAG_CHAR cases.
4988 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4989 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4990 ARM_DECLARE_FUNCTION_SIZE.
4991 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4992 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4993 (arm_encode_call_attribute, current_file_function_operand): Delete.
4994 (arm_function_in_section_p): New function.
4995 (arm_is_longcall_p): Rename to...
4996 (arm_is_long_call_p): ...this. Take the target function as a single
4997 argument and return a bool. Do not rely on call cookies. Check
4998 whether the target symbol is in the same section as the current
4999 function, not just the same compilation unit.
5000 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5001 (arm_encode_section_info): Don't encode a call type.
5002 * config/arm/arm.md (call, call_value): Update calls to
5003 arm_is_long(_)call_p. Simplify logic.
5004 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5005 Update calls to arm_is_long(_)call_p.
5007 2007-05-25 Richard Guenther <rguenther@suse.de>
5009 PR tree-optimization/31982
5010 * tree-ssa-forwprop.c
5011 (forward_propagate_addr_into_variable_array_index): Handle arrays
5012 with element size one.
5014 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5016 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5017 (umulsi3_highpart): Likewise.
5019 2007-05-24 Ian Lance Taylor <iant@google.com>
5021 PR rtl-optimization/32069
5022 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5025 2007-05-24 Ollie Wild <aaw@google.com>
5027 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5030 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5032 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5033 (oprs_unchanged_p): Use it to check all registers in a REG.
5034 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5035 (reg_set_between_after_reload_p): Delete.
5036 (reg_used_between_after_reload_p): Likewise.
5037 (reg_set_or_used_since_bb_start): Likewise.
5038 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5039 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5040 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5041 * rtlanal.c (reg_set_p): Check whether REG overlaps
5042 regs_invalidated_by_call, rather than just checking the
5043 membership of REGNO (REG).
5045 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5047 * doc/passes.texi: Document predictive commoning.
5048 * doc/invoke.texi (-fpredictive-commoning): Document.
5049 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5050 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5051 adding indices to the generated name.
5052 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5053 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5054 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5055 (op_symbol_code): ... and exported.
5056 (dump_omp_clause, op_symbol): Use op_symbol_code
5057 instead of op_symbol_1.
5058 * tree-pass.h (pass_predcom): Declare.
5059 * timevar.def (TV_PREDCOM): New timevar.
5060 * tree-ssa-loop.c (run_tree_predictive_commoning,
5061 gate_tree_predictive_commoning, pass_predcom): New.
5062 * tree-data-ref.c (find_data_references_in_loop): Find the
5063 references in dominance order.
5064 (canonicalize_base_object_address): Ensure that the result has
5066 (dr_analyze_innermost): Export.
5067 (create_data_ref): Code to fail for references with invariant
5069 (find_data_references_in_stmt): ... here.
5070 * tree-data-ref.h (dr_analyze_innermost): Declare.
5071 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5072 (aff_combination_find_elt, name_expansion_hash,
5073 name_expansion_eq, tree_to_aff_combination_expand,
5074 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5076 * tree-affine.h (aff_combination_constant_multiple_p,
5077 tree_to_aff_combination_expand): Declare.
5078 * tree-predcom.c: New file.
5079 * common.opt (fpredictive-commoning): New option.
5080 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5081 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5082 * Makefile.in (tree-predcom.o): Add.
5083 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5084 * passes.c (init_optimization_passes): Add dceloop after
5085 copy propagation in loop optimizer. Add predictive commoning
5086 to loop optimizer passes.
5088 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5090 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5093 2007-05-24 Jan Hubicka <jh@suse.cz>
5095 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5097 (genheader): Include statistics.h.
5099 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5101 * print-rtl.c (flag_dump_unnumbered): Update comments.
5102 (print_rtl): Fix my previous change.
5103 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5106 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5109 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5111 (thread_through_all_blocks): Call initialize_original_copy_tables
5112 and free_original_copy_tables.
5113 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5115 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5116 * cfghooks.c (duplicate_block): Use get_loop_copy.
5117 * cfg.c: Include cfgloop.h.
5118 (loop_copy): New hash table.
5119 (initialize_original_copy_tables): Initialize loop_copy table.
5120 (free_original_copy_tables): Free loop_copy table.
5121 (copy_original_table_clear, copy_original_table_set,
5122 set_loop_copy, get_loop_copy): New functions.
5123 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5124 * cfgloop.h (struct loop): Remove copy field.
5125 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5126 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5128 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5130 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5131 -msse/-msse2/-msse3.
5133 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5135 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5136 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5138 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5141 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5142 * targhooks.h (default_mangle_decl_assembler_name): Declare
5144 * targhooks.c (default_mangle_decl_assembler_name): Define
5146 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5148 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5149 * langhooks.c (lhd_set_decl_assembler_name): Call
5150 targetm.mangle_decl_assembler_name for names with global scope.
5152 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5154 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5155 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5157 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5158 New. Factored out of i386_pe_encode_section_info.
5159 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5160 Move check for prior decoration of stdcall
5161 symbols to i386_pe_encode_section_info.
5162 (i386_pe_encode_section_info): Adjust call to
5163 gen_stdcall_or_fastcall_suffix. Use
5164 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5165 (i386_pe_mangle_decl_assembler_name): New. Wrap
5166 i386_pe_maybe_mangle_decl_assembler_name.
5168 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5170 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5171 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5172 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5173 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5174 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5177 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5178 Nigel Stephens <nigel@mips.com>
5179 Richard Sandiford <richard@codesourcery.com>
5181 Fix up MIPS16 hard float and add support for complex.
5183 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5184 (TARGET_SOFT_FLOAT_ABI): New.
5185 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5186 __mips_soft_float to reflect the ABI in use, not whether the
5187 FPU is directly accessible (e.g., in MIPS16 mode).
5188 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5189 (UNITS_PER_FPVALUE): Likewise.
5191 * config/mips/mips.c (mips_expand_call): Remove redundant
5192 TARGET_MIPS16 check.
5193 (mips_arg_regno): New.
5194 (function_arg_advance): When setting bits in cum->fp_code for
5195 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5197 (function_arg): Use mips_arg_regno.
5198 (mips_return_mode_in_fpr_p): New.
5199 (mips16_call_stub_mode_suffix): New.
5200 (mips16_cfun_returns_in_fpr_p): New.
5201 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5202 (mips_output_function_prologue): Test mips16_hard_float, not
5203 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5204 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5205 return value into a floating-point register.
5206 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5207 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5208 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5209 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5210 word of double arguments from or to the high bits of 64-bit
5211 floating point registers.
5212 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5213 (mips16_fpret_double): New helper function.
5214 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5215 support for complex modes. Fill in DECL_RESULT for stubdecl.
5216 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5218 * config/mips/mips16.S
5219 (RET, ARG1, ARG2): New.
5220 (MERGE_GPRf, MERGE_GPRt): New.
5221 (DELAYt, DELAYf): New.
5222 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5223 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5224 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5225 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5226 (SFOP): Renamed to...
5227 (OPSF3): This, and macro-ified. Updated all uses.
5228 (SFOP2): Renamed to...
5229 (OPSF2): This, and macro-ified. Updated all uses.
5230 (SFCMP): Renamed to...
5231 (CMPSF): This, and macro-ified. Updated all uses.
5232 (SFREVCMP): Renamed to...
5233 (REVCMPSF): This, and macro-ified. Updated all uses.
5234 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5235 (LDDBL1, LDDBL2, RETDBL): Deleted.
5236 (DFOP): Renamed to...
5237 (OPDF3): This, and macro-ified. Updated all uses.
5238 (DFOP2): Renamed to...
5239 (OPDF2): This, and macro-ified. Updated all uses.
5240 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5241 (DFCMP): Renamed to...
5242 (CMPDF): This, and macro-ified. Updated all uses.
5243 (DFREVCMP): Renamed to...
5244 (REVCMPDF): This, and macro-ified. Updated all uses.
5245 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5246 (RET_FUNCTION): New.
5247 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5248 (__mips16_ret_sc, __mips16_ret_dc): New.
5249 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5250 STUB_ARGS_6, STUB_ARGS_10): New.
5251 (CALL_STUB_NO_RET): New.
5252 (__mips16_call_stub_1): Macro-ified.
5253 (__mips16_call_stub_5): Macro-ified.
5254 (__mips16_call_stub_2): Macro-ified.
5255 (__mips16_call_stub_6): Macro-ified.
5256 (__mips16_call_stub_9): Macro-ified.
5257 (__mips16_call_stub_10): Macro-ified.
5258 (CALL_STUB_RET): New.
5259 (__mips16_call_stub_sf_0): Macro-ified.
5260 (__mips16_call_stub_sf_1): Macro-ified.
5261 (__mips16_call_stub_sf_5): Macro-ified.
5262 (__mips16_call_stub_sf_2): Macro-ified.
5263 (__mips16_call_stub_sf_6): Macro-ified.
5264 (__mips16_call_stub_sf_9): Macro-ified.
5265 (__mips16_call_stub_sf_10): Macro-ified.
5266 (__mips16_call_stub_df_0): Macro-ified.
5267 (__mips16_call_stub_df_1): Macro-ified.
5268 (__mips16_call_stub_df_5): Macro-ified.
5269 (__mips16_call_stub_df_2): Macro-ified.
5270 (__mips16_call_stub_df_6): Macro-ified.
5271 (__mips16_call_stub_df_9): Macro-ified.
5272 (__mips16_call_stub_df_10): Macro-ified.
5273 (__mips16_call_stub_sc_0): New.
5274 (__mips16_call_stub_sc_1): New.
5275 (__mips16_call_stub_sc_5): New.
5276 (__mips16_call_stub_sc_2): New.
5277 (__mips16_call_stub_sc_6): New.
5278 (__mips16_call_stub_sc_9): New.
5279 (__mips16_call_stub_sc_10): New.
5280 (__mips16_call_stub_dc_0): New.
5281 (__mips16_call_stub_dc_1): New.
5282 (__mips16_call_stub_dc_5): New.
5283 (__mips16_call_stub_dc_2): New.
5284 (__mips16_call_stub_dc_6): New.
5285 (__mips16_call_stub_dc_9): New.
5286 (__mips16_call_stub_dc_10): New.
5288 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5289 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5290 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5292 2007-05-23 Ian Lance Taylor <iant@google.com>
5294 * doc/invoke.texi (Invoking GCC): Document that the order of the
5297 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5300 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5301 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5302 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5306 * config/score/score.c (score_print_operand): Make sure that only
5307 lower bits are used.
5309 2007-05-22 Ian Lance Taylor <iant@google.com>
5311 * tree-vrp.c (avoid_overflow_infinity): New static function,
5312 broken out of set_value_range_to_value.
5313 (set_value_range_to_value): Call avoid_overflow_infinity.
5314 (extract_range_from_assert): Likewise.
5316 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5319 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5320 change the type before looking for a COMPOUND_EXPR.
5322 2007-05-22 Ian Lance Taylor <iant@google.com>
5324 * lower-subreg.c (decompose_multiword_subregs): If we change an
5325 insn, call remove_retval_note on it.
5327 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5329 * regs.h (end_hard_regno): New function.
5330 (END_HARD_REGNO, END_REGNO): New macros.
5331 (add_to_hard_reg_set): New function.
5332 (remove_from_hard_reg_set): Likewise.
5333 (in_hard_reg_set_p): Likewise.
5334 (overlaps_hard_reg_set_p): Likewise.
5335 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5336 (note_btr_set): Use END_HARD_REGNO.
5337 * caller-save.c (setup_save_areas): Use end_hard_regno.
5338 (mark_set_regs): Use END_HARD_REGNO.
5339 (add_stored_regs): Use end_hard_regno.
5340 (mark_referenced_regs): Use add_to_hard_reg_set.
5341 * combine.c (update_table_tick): Use END_REGNO.
5342 (record_value_for_reg): Likewise.
5343 (record_dead_and_set_regs): Likewise.
5344 (get_last_value_validate): Likewise.
5345 (use_crosses_set_p): Likewise.
5346 (reg_dead_at_p_1): Likewise.
5347 (reg_dead_at_p): Likewise.
5348 (mark_used_regs_combine): Use add_to_hard_reg_set.
5349 (move_deaths): Use END_HARD_REGNO.
5350 (reg_bitfield_target_p): Use end_hard_regno.
5351 (distribute_notes): Use END_HARD_REGNO.
5352 * cse.c (mention_regs): Use END_REGNO.
5353 (insert): Use add_to_hard_reg_set.
5354 (invalidate): Use END_HARD_REGNO.
5355 (invalidate_for_call): Likewise.
5356 (exp_equiv_p): Use END_REGNO.
5357 (cse_insn): Likewise.
5358 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5359 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5360 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5361 * function.c (keep_stack_depressed): Use end_hard_regno.
5362 * global.c (global_alloc): Use end_hard_regno.
5363 (global_conflicts): Use add_to_hard_reg_set instead of
5365 (find_reg): Likewise.
5366 (mark_reg_store): Likewise.
5367 (mark_reg_conflicts): Likewise.
5368 (mark_reg_death): Use remove_from_hard_reg_set.
5369 (mark_reg_live_nc): Delete.
5370 (set_preference): Use end_hard_regno.
5371 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5372 remove_from_hard_reg_set.
5373 (post_mark_life): Use add_to_hard_reg_set.
5374 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5375 (reg_becomes_live): Use add_to_hard_reg_set.
5376 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5377 (peep2_find_free_register): Use add_to_hard_reg_set.
5378 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5379 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5380 * regrename.c (note_sets): Use add_to_hard_reg_set.
5381 (clear_dead_regs): Use remove_from_hard_reg_set.
5382 (regrename_optimize): Use add_to_hard_reg_set.
5383 (find_oldest_value_reg): Use in_hard_reg_set_p.
5384 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5385 (hard_reg_set_here_p): Use end_hard_regno.
5386 (decompose): Likewise.
5387 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5388 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5389 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5390 (mark_home_live): Use end_hard_regno.
5391 (spill_hard_reg): Likewise.
5392 (clear_reload_reg_in_use): Likewise.
5393 * reorg.c (delete_prior_computation): Use END_REGNO.
5394 * resource.c (update_live_status): Use END_HARD_REGNO.
5395 (mark_referenced_resources): Use add_to_hard_reg_set.
5396 (mark_set_resources): Likewise.
5397 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5398 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5399 (reg_overlap_mentioned_p): Likewise.
5400 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5401 (covers_regno_no_parallel_p): Use END_REGNO.
5402 (find_regno_note): Likewise.
5403 (find_reg_fusage): Use END_HARD_REGNO.
5404 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5405 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5407 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5409 * mode-switching.c (reg_dies): Change type of second argument to
5411 (optimize_mode_switching): Update accordingly.
5413 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5415 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5417 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5418 (hard_reg_set_empty_p): ...these new functions.
5419 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5420 GO_IF_HARD_REG_SUBSET.
5421 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5422 instead of GO_IF_HARD_REG_EQUAL.
5423 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5424 instead of GO_IF_HARD_REG_EQUAL.
5425 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5426 GO_IF_HARD_REG_SUBSET.
5427 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5428 GO_IF_HARD_REG_EQUAL.
5429 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5430 of GO_IF_HARD_REG_SUBSET.
5431 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5432 instead of GO_IF_HARD_REG_EQUAL.
5433 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5434 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5435 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5436 of GO_IF_HARD_REG_SUBSET,
5437 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5438 GO_IF_HARD_REG_SUBSET.
5439 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5440 instead of GO_IF_HARD_REG_EQUAL.
5441 * config/sh/sh.c (push_regs, calc_live_regs): Use
5442 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5443 (hard_regs_intersect_p): Delete.
5445 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5447 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5449 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5450 Richard Henderson <rth@redhat.com>
5452 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5454 (x86_64-*-*): Likewise.
5456 * i386/i386-modes.def (V2QI): New.
5458 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5460 (override_options): Support SSE4.1.
5461 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5462 (IX86_BUILTIN_BLENDPS): Likewise.
5463 (IX86_BUILTIN_BLENDVPD): Likewise.
5464 (IX86_BUILTIN_BLENDVPS): Likewise.
5465 (IX86_BUILTIN_PBLENDVB128): Likewise.
5466 (IX86_BUILTIN_PBLENDW128): Likewise.
5467 (IX86_BUILTIN_DPPD): Likewise.
5468 (IX86_BUILTIN_DPPS): Likewise.
5469 (IX86_BUILTIN_INSERTPS128): Likewise.
5470 (IX86_BUILTIN_MOVNTDQA): Likewise.
5471 (IX86_BUILTIN_MPSADBW128): Likewise.
5472 (IX86_BUILTIN_PACKUSDW128): Likewise.
5473 (IX86_BUILTIN_PCMPEQQ): Likewise.
5474 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5475 (IX86_BUILTIN_PMAXSB128): Likewise.
5476 (IX86_BUILTIN_PMAXSD128): Likewise.
5477 (IX86_BUILTIN_PMAXUD128): Likewise.
5478 (IX86_BUILTIN_PMAXUW128): Likewise.
5479 (IX86_BUILTIN_PMINSB128): Likewise.
5480 (IX86_BUILTIN_PMINSD128): Likewise.
5481 (IX86_BUILTIN_PMINUD128): Likewise.
5482 (IX86_BUILTIN_PMINUW128): Likewise.
5483 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5484 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5485 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5486 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5487 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5488 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5489 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5490 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5491 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5492 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5493 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5494 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5495 (IX86_BUILTIN_PMULDQ128): Likewise.
5496 (IX86_BUILTIN_PMULLD128): Likewise.
5497 (IX86_BUILTIN_ROUNDPD): Likewise.
5498 (IX86_BUILTIN_ROUNDPS): Likewise.
5499 (IX86_BUILTIN_ROUNDSD): Likewise.
5500 (IX86_BUILTIN_ROUNDSS): Likewise.
5501 (IX86_BUILTIN_PTESTZ): Likewise.
5502 (IX86_BUILTIN_PTESTC): Likewise.
5503 (IX86_BUILTIN_PTESTNZC): Likewise.
5504 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5505 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5506 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5507 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5508 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5510 (bdesc_sse_3arg): Likewise.
5511 (bdesc_2arg): Likewise.
5512 (bdesc_1arg): Likewise.
5513 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5515 (ix86_expand_sse_4_operands_builtin): New.
5516 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5517 smaller than 8 bits as the 2nd arg.
5518 (ix86_expand_sse_ptest): New.
5519 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5520 (ix86_expand_vector_set): Support SSE4.1.
5521 (ix86_expand_vector_extract): Likewise.
5523 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5524 __SSE4_1__ for -msse4.1.
5526 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5527 (UNSPEC_INSERTPS): Likewise.
5528 (UNSPEC_DP): Likewise.
5529 (UNSPEC_MOVNTDQA): Likewise.
5530 (UNSPEC_MPSADBW): Likewise.
5531 (UNSPEC_PHMINPOSUW): Likewise.
5532 (UNSPEC_PTEST): Likewise.
5533 (UNSPEC_ROUNDP): Likewise.
5534 (UNSPEC_ROUNDS): Likewise.
5536 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5538 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5539 (const_pow2_1_to_32768_operand): Likewise.
5541 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5544 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5546 (sse4_1_insertps): Likewise.
5547 (*sse4_1_extractps): Likewise.
5548 (sse4_1_ptest): Likewise.
5549 (sse4_1_mulv2siv2di3): Likewise.
5550 (*sse4_1_mulv4si3): Likewise.
5551 (*sse4_1_smax<mode>3): Likewise.
5552 (*sse4_1_umax<mode>3): Likewise.
5553 (*sse4_1_smin<mode>3): Likewise.
5554 (*sse4_1_umin<mode>3): Likewise.
5555 (sse4_1_eqv2di3): Likewise.
5556 (*sse4_1_pinsrb): Likewise.
5557 (*sse4_1_pinsrd): Likewise.
5558 (*sse4_1_pinsrq): Likewise.
5559 (*sse4_1_pextrb): Likewise.
5560 (*sse4_1_pextrb_memory): Likewise.
5561 (*sse4_1_pextrw_memory): Likewise.
5562 (*sse4_1_pextrq): Likewise.
5563 (sse4_1_blendpd): Likewise.
5564 (sse4_1_blendps): Likewise.
5565 (sse4_1_blendvpd): Likewise.
5566 (sse4_1_blendvps): Likewise.
5567 (sse4_1_dppd): Likewise.
5568 (sse4_1_dpps): Likewise.
5569 (sse4_1_movntdqa): Likewise.
5570 (sse4_1_mpsadbw): Likewise.
5571 (sse4_1_packusdw): Likewise.
5572 (sse4_1_pblendvb): Likewise.
5573 (sse4_1_pblendw): Likewise.
5574 (sse4_1_phminposuw): Likewise.
5575 (sse4_1_extendv8qiv8hi2): Likewise.
5576 (*sse4_1_extendv8qiv8hi2): Likewise.
5577 (sse4_1_extendv4qiv4si2): Likewise.
5578 (*sse4_1_extendv4qiv4si2): Likewise.
5579 (sse4_1_extendv2qiv2di2): Likewise.
5580 (*sse4_1_extendv2qiv2di2): Likewise.
5581 (sse4_1_extendv4hiv4si2): Likewise.
5582 (*sse4_1_extendv4hiv4si2): Likewise.
5583 (sse4_1_extendv2hiv2di2): Likewise.
5584 (*sse4_1_extendv2hiv2di2): Likewise.
5585 (sse4_1_extendv2siv2di2): Likewise.
5586 (*sse4_1_extendv2siv2di2): Likewise.
5587 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5588 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5589 (sse4_1_zero_extendv4qiv4si2): Likewise.
5590 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5591 (sse4_1_zero_extendv2qiv2di2): Likewise.
5592 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5593 (sse4_1_zero_extendv4hiv4si2): Likewise.
5594 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5595 (sse4_1_zero_extendv2hiv2di2): Likewise.
5596 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5597 (sse4_1_zero_extendv2siv2di2): Likewise.
5598 (*sse4_1_zero_extendv2siv2di2): Likewise.
5599 (sse4_1_roundpd): Likewise.
5600 (sse4_1_roundps): Likewise.
5601 (sse4_1_roundsd): Likewise.
5602 (sse4_1_roundss): Likewise.
5603 (mulv4si3): Don't expand for SSE4.1.
5604 (smax<mode>3): Likewise.
5605 (umaxv4si3): Likewise.
5606 (uminv16qi3): Likewise.
5607 (umin<mode>3): Likewise.
5608 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5610 * doc/extend.texi: Document SSE4.1 built-in functions.
5612 * doc/invoke.texi: Document -msse4.1.
5614 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5616 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5617 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5618 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5619 (ASM_SPEC): Add asm_pcrel_spec.
5620 (EXTRA_SPECS): Add asm_pcrel_spec.
5622 2007-05-21 David Daney <ddaney@avtrex.com>
5624 * doc/install.texi (Building a cross compiler): Add requirements
5625 for Java cross compiler.
5627 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5630 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5631 Add loopno argument. Use evolution_function_is_invariant_rec_p
5632 instead of evolution_function_is_constant_p.
5633 Update calls to evolution_function_is_affine_multivariate_p.
5634 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5635 Add loopno argument.
5636 * tree-scalar-evolution.c (gather_chrec_stats): Call
5637 evolution_function_is_affine_multivariate_p with a loop
5639 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5640 (analyze_overlapping_iterations): Likewise.
5641 (access_functions_are_affine_or_constant_p): Likewise.
5642 (build_classic_dist_vector_1): If the access functions
5643 are equal, don't do anything.
5645 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5646 Paolo Carlini <pcarlini@suse.de>
5647 Uros Bizjak <ubizjak@gmail.com>
5649 * c-cppbuiltin.c (c_cpp_builtins): Define
5650 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5651 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5652 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5653 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5655 2007-05-21 Mike Stump <mrs@apple.com>
5657 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5659 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5661 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5663 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5664 implementation if __OPTIMIZE__ is not defined.
5665 (_mm_alignr_pi8): Ditto.
5666 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5667 (_mm_inserti_si64): Ditto.
5668 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5669 (_mm_slli_epi16): Ditto.
5670 (_mm_slli_epi32): Ditto.
5671 (_mm_slli_epi64): Ditto.
5672 (_mm_srai_epi16): Ditto.
5673 (_mm_srai_epi32): Ditto.
5674 (_mm_srli_si128): Ditto.
5675 (_mm_slli_si128): Ditto.
5676 (_mm_srli_epi16): Ditto.
5677 (_mm_srli_epi32): Ditto.
5678 (_mm_srli_epi64): Ditto.
5679 (_mm_extract_epi16): Ditto.
5680 (_mm_insert_epi16): Ditto.
5681 (_mm_shufflehi_epi16): Ditto.
5682 (_mm_shufflelo_epi16): Ditto.
5683 (_mm_shuffle_epi32): Ditto.
5684 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5686 (_mm_insert_pi16): Ditto.
5688 (_mm_shuffle_pi16): Ditto.
5690 (_mm_shufle_ps): Ditto.
5691 (_mm_prefetch): Ditto.
5693 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5695 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5696 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5697 * real.c (encode_i370_single, decode_i370_single,
5698 encode_i370_double, decode_i370_double): Functions removed.
5699 (i370_single_format, i370_double_format): Initializations removed.
5700 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5701 Consider the log2_b field to always be one.
5702 (ieee_single_format, mips_single_format, coldfire_single_format,
5703 ieee_double_format, mips_double_format, coldfire_double_format,
5704 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5705 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5706 ibm_extended_format, mips_extended_format, ieee_quad_format,
5707 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5708 decimal_single_format, decimal_double_format, decimal_quad_format,
5709 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5710 initialization of log2_b.
5711 * real.h (i370_single_format, i370_double_format): Declarations
5713 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5714 field to always be one.
5716 2007-05-21 Andreas Schwab <schwab@suse.de>
5718 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5719 NOTE_INSN_BASIC_BLOCK_P.
5720 (process_for_unwind_directive): Likewise.
5722 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5724 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5725 * function.h (struct function): Move va_list_gpr_size,
5726 va_list_fpr_size, function_frequency to front of bitfields. Add
5728 (current_function_calls_unwind_init): New.
5729 * except.c (expand_builtin_unwind_init): Set
5730 current_function_calls_unwind_init not
5731 current_function_has_nonlocal_label.
5732 * reload1.c (has_nonexceptional_receiver): New.
5733 (reload): Use it and current_function_calls_unwind_init to
5734 determine whether call-saved regs must be saved.
5736 2007-05-20 Jan Hubicka <jh@suse.cz>
5738 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5739 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5740 * ddg.c (create_ddg): LIkewise.
5741 * final.c (final): Remove hunk moving line number notes around since
5742 they are no longer present at this stage.
5743 (final_scan_insn): Use NOTE_KIND instead of
5744 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5745 (output_asm_label): Likewise.
5746 * reorg.c (dbr_schedule): Likewise.
5747 * haifa-sched.c (unlink_other_notes): Likewise.
5748 * mode-switching.c (optimize_mode_switching): Likewise.
5749 * graph.c (start_bb): Likewise.
5750 * rtl.def (NOTE): Update description.
5751 * jump.c (squeeze_notes): Delete.
5752 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5753 NOTE_INSN_BASIC_BLOCK_P when possible.
5754 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5755 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5756 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5757 (dwarf2out_var_location): Likewise.
5758 * cfgbuild.c (make_edges): Likewise.
5759 (find_basic_blocks_1): Likewise.
5760 * function.c (reorder_blocks_1): Likewise.
5761 (epilogue_done): Likewise.
5762 (reposition_prologue_and_epilogue_notes): Likewise.
5763 * print-rtl.c (print_rtx): Likewise; drop code for printing
5765 (print_rtl): Likewise.
5766 (print_rtl_single): Likewise.
5767 * gcse.c (insert_insn_start_bb): Likewise.
5768 * alias.c (init_alias_analysis): Likewise.
5769 * calls.c (fixup_tail_calls): Likewise.
5770 * except.c (sjlj_emit_function_enter): Likewise.
5771 * emit-rtl.c (add_insn_after): Likeiwse.
5772 (emit_label_before): Likewise.
5773 (emit_label_after): Likewise.
5774 (emit_note_before, emit_note_after, emit_note): Update
5775 parameter to be enum insn_note; do not deal with source
5777 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5778 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5780 (merge_blocks_move_successor_nojumps): Simplify now when
5781 we don't have BLOCK notes.
5782 (try_optimize_cfg): Likewise.
5783 * cfglayout.c (skip_insns_after_block): Likewise.
5784 (record_effective_endpoints): Likewise.
5785 (duplicate_insn_chain): Likewise.
5786 * varasm.c (output_constant_pool_1): Likewise.
5787 * sched-deps.c (sched_analyze): Likewise.
5788 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5790 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5791 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5792 (SET_INSN_DELETED): Simplify.
5793 (NOTE_LINE_NUMBER): Exterminate.
5794 (NOTE_LINE_KIND): New.
5795 (NOTE_INSN_BASIC_BLOCK_P): Update.
5796 (enum insn_note): Simplify.
5797 (GET_NOTE_INSN_NAME) Simplify.
5798 (emit_note_before, emit_note_after, emit_note): Update prototype.
5799 (squeeze_notes): Remove.
5800 * sched-int.h (NOTE_NOT_BB_P): Update.
5801 * resource.c (mark_target_live_regs): Update.
5802 * sched-rgn.c (debug_dependencies): Update.
5803 * sched-vis.c (print_insn): Update.
5804 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5805 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5806 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5807 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5808 (split_branches): Update.
5809 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5811 (sh_adjust_unroll_max): Exterminate.
5812 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5813 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5814 (m68hc11_reorg): Likewise.
5815 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5816 (emit_predicate_relation_info): Update.
5817 (process_for_unwind_directive): Update.
5818 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5819 (output_call): Update.
5820 * config/pa/pa.c (output_lbranch): Update.
5821 (output_millicode_call): Update.
5822 (output_call): Update.
5823 (pa_combine_instructions): Update.
5824 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5825 * config/bfin/bfin.c (gen_one_bundle): Update.
5826 * cfgrtl.c (can_delete_note_p): Update.
5827 (delete_insn): Update.
5828 (rtl_merge_blocks): Update.
5829 (commit_one_edge_insertion): Update.
5830 (rtl_verify_flow_info): Update.
5831 * stmt.c (expand_case): Do not call squeeze_notes.
5833 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5840 * c.opt (Wtype-limits): New.
5841 * doc/invoke.texi (Wtype-limits): Document it.
5842 (Wextra): Enabled by -Wextra.
5843 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5844 * c-common.c (shorten_compare): Warn with Wtype-limits.
5846 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5848 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5849 inlined function, not as a macro.
5850 (_mm_alignr_pi8): Ditto.
5851 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5852 (_mm_inserti_si64): Ditto.
5853 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5854 (_mm_extract_epi16): Ditto.
5855 (_mm_insert_epi16): Ditto.
5856 (_mm_shufflehi_epi16): Ditto.
5857 (_mm_shufflelo_epi16): Ditto.
5858 (_mm_shuffle_epi32): Ditto.
5859 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5860 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5862 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5864 (_m_to_float): Use C89 compatible assignment.
5866 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5869 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5871 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5874 * doc/invoke.texi (Wreturn-type): Complete description.
5875 (Wextra): Delete item about return-type warning.
5876 * c-decl.c: Delete redundant Wextra warning.
5878 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5881 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5882 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5883 inlined function, not as a macro.
5884 (_mm_prefetch): Ditto.
5886 (_mm_insert_pi16): Ditto.
5888 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5889 (_m_pshufw): Ditto. Add const to __N argument.
5890 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5891 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5892 (_mm_slli_epi32): Ditto.
5893 (_mm_srli_si128): Implement as always inlined function, not as a
5894 macro. Add __inline to function declaration.
5895 (_mm_slli_si128): Ditto.
5897 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5899 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5900 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5902 (struct fenv): New structure.
5903 (FP_HANDLE_EXCEPTIONS): New define.
5904 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5905 (_FP_DECL_EXP): New define.
5906 (FP_INIT_ROUNDMODE): New define.
5907 (FP_ROUNDMODE): New define.
5909 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5911 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5912 (Wconversion): Update description.
5913 (Wconversion-sign): New.
5914 * c.opt (Wconversion-sign): New.
5915 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5916 means disabled for C++. Otherwise, take the status of Wconversion.
5917 * c-common.c (conversion_warning): Warn with either Wconversion or
5919 (warnings_for_convert_and_check): Conditions are already checked by
5921 (convert_and_check): Don't check warnings if the conversion failed.
5923 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5924 Anatoly Sokolov <aesok@dol.ru>
5926 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5927 avr_epilogue_uses) : Add declaration.
5928 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5929 * config/avr/constraints.md (R): New constraint.
5930 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5931 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5932 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5933 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5934 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5935 call_prologue_saves, epilogue_restores, return_from_epilogue,
5936 return_from_main_epilogue, return_from_interrupt_epilogue,
5937 return_from_naked_epilogue, prologue, epilogue): New patterns.
5938 (jump): Handle symbol reference.
5939 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5940 avr_output_function_prologue, avr_output_function_epilogue): Remove
5942 (avr_init_machine_status, expand_prologue, expand_epilogue,
5943 avr_asm_function_end_prologue, avr_epilogue_uses,
5944 avr_asm_function_begin_epilogue): New functions.
5945 (prologue_size, epilogue_size, jump_tables_size): Remove global
5947 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5948 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5949 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5950 (avr_override_options): Initialise init_machine_status.
5951 (output_movhi): Handle all stack pointer loads.
5952 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5953 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5954 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5955 (EPILOGUE_USES) Redefine.
5956 (machine_function) Declare.
5958 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5960 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5961 Use a single return statement.
5963 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5966 * builtins.c (do_mpfr_lgamma_r): New.
5967 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5968 * tree.h (CASE_FLT_FN_REENT): New.
5970 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5972 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5973 (output_die): Use 'unsigned long' with %x.
5974 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5975 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5976 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5978 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5980 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5985 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5986 true if function has no argument.
5988 2007-05-18 DJ Delorie <dj@redhat.com>
5990 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5991 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5993 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5995 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5996 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5997 count_trailing_zeros.
5998 (__i386__): Implement count_leading_zeros using __builtin_clz().
5999 Implement count_trailing_zeros usign __builtin_ctz().
6001 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6003 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6005 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6008 * expr.c (emit_move_change_mode): Change mode of push operands here.
6010 2007-05-17 Ian Lance Taylor <iant@google.com>
6012 PR tree-optimization/31953
6013 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6015 (set_value_range_to_null): Call set_value_range_to_value.
6016 (extract_range_from_comparison): Likewise.
6018 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6020 * toplev.c (print_version): Output GMP/MPFR version info.
6022 * builtins.c (CASE_MATHFN_REENT): New macro.
6023 (mathfn_built_in): Use it.
6024 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6025 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6026 BUILT_IN_LGAMMAL_R): New.
6027 * doc/extend.texi: Document new builtins.
6030 * builtins.c (do_mpfr_remquo): New.
6031 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6032 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6035 * builtins.c (fold_builtin_1): Handle y0, y1.
6036 (fold_builtin_2): Handle yn.
6039 * builtins.c (do_mpfr_bessel_n): New.
6040 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6041 (fold_builtin_2): Handle BUILT_IN_JN.
6043 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6046 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6047 TYPE_PRECISION (intmax_type_node).
6049 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6052 * reload.c (subst_reloads): Remove checking.
6054 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6056 PR rtl-optimization/31691
6057 * combine.c (simplify_set): Build a new src pattern instead of
6058 substituting its operands in the COMPARE case.
6060 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6062 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6063 (execute_vrp): Preserve loops through jump threading.
6064 * tree-ssa-threadupdate.c (thread_single_edge,
6065 dbds_continue_enumeration_p, determine_bb_domination_status,
6066 thread_through_loop_header): New functions.
6067 (create_edge_and_update_destination_phis,
6068 create_edge_and_update_destination_phis): Set loops for the new blocks.
6069 (prune_undesirable_thread_requests): Removed.
6070 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6072 (thread_block): Do not call prune_undesirable_thread_requests.
6074 (mark_threaded_blocks): Select edges to thread here.
6075 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6076 Thread edges through loop headers independently.
6077 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6078 * tree-pass.h (TODO_mark_first_instance): New.
6079 (first_pass_instance): Declare.
6080 * cfghooks.c (duplicate_block): Put the block to the original loop
6081 if copy is not specified.
6082 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6083 jump threading. Pass may_peel_loop_headers to
6084 thread_through_all_blocks according to first_pass_instance.
6085 * cfgloop.h (create_preheader): Declare.
6086 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6087 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6088 * passes.c (first_pass_instance): New variable.
6089 (next_pass_1): Set TODO_mark_first_instance.
6090 (execute_todo): Set first_pass_instance.
6092 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6094 PR tree-optimization/24659
6095 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6096 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6097 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6098 OTI_vec_pack_ufix_trunc.
6099 (vec_unpacks_float_hi_optab): Define new macro.
6100 (vec_unpacks_float_lo_optab): Ditto.
6101 (vec_unpacku_float_hi_optab): Ditto.
6102 (vec_unpacku_float_lo_optab): Ditto.
6103 (vec_pack_sfix_trunc_optab): Ditto.
6104 (vec_pack_ufix_trunc_optab): Ditto.
6105 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6106 and vec_pack_[s|u]fix_trunc_optab using
6107 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6108 * tree-vectorizer.c (supportable_widening_operation): Handle
6109 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6110 (supportable_narrowing_operation): New function.
6111 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6112 * tree-vect-transform.c (vectorizable_conversion): Handle
6113 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6114 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6115 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6116 to check for target support.
6117 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6118 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6119 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6120 for VEC_PACK_FIX_TRUNC_EXPR.
6121 (expand_binop): Special case mode of the result for
6122 vec_pack_[u|s]fix_trunc_optab.
6123 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6124 vec_pack_[u|s]fix_trunc_optab.
6126 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6127 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6128 * tree-pretty-print.c (dump_generic_node): Handle
6129 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6130 VEC_PACK_FIX_TRUNC_EXPR.
6132 * expr.c (expand_expr_real_1): Ditto.
6133 * tree-inline.c (estimate_num_insns_1): Ditto.
6134 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6136 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6137 (vec_unpacks_float_lo_v8hi): Ditto.
6138 (vec_unpacku_float_hi_v8hi): Ditto.
6139 (vec_unpacku_float_lo_v8hi): Ditto.
6140 (vec_unpacks_float_hi_v4si): Ditto.
6141 (vec_unpacks_float_lo_v4si): Ditto.
6142 (vec_pack_sfix_trunc_v2df): Ditto.
6144 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6146 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6147 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6148 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6149 [vec_pack_ufix_trunc]: Ditto.
6150 [vec_unpacks_float_hi]: Ditto.
6151 [vec_unpacks_float_lo]: Ditto.
6152 [vec_unpacku_float_hi]: Ditto.
6153 [vec_unpacku_float_lo]: Ditto.
6155 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6157 * soft-fp/README: Update for new files.
6158 * soft-fp/floattisf.c: New file.
6159 * soft-fp/floattidf.c: New file.
6160 * soft-fp/floattitf.c: New file.
6161 * soft-fp/floatuntisf.c: New file.
6162 * soft-fp/floatuntidf.c: New file.
6163 * soft-fp/floatuntitf.c: New file.
6164 * soft-fp/fixsfti.c: New file.
6165 * soft-fp/fixdfti.c: New file.
6166 * soft-fp/fixtfti.c: New file.
6167 * soft-fp/fixunssfti.c: New file.
6168 * soft-fp/fixunsdfti.c: New file.
6169 * soft-fp/fixunstfti.c: New file.
6170 * soft-fp/extendxftf.c: New file.
6171 * soft-fp/trunctfxf.c: New file.
6173 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6174 (__trunctfxf2): Ditto.
6176 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6177 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6178 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6179 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6180 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6181 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6183 * config/i386/t-fprules-softfp64: New file.
6184 * config/i386/sfp-machine.h: New file.
6185 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6186 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6187 and soft-fp/t-softfp to tmake_file.
6188 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6189 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6191 * config/i386/t-linux64 (softfp_wrap_start): New.
6192 (softfp_wrap_end): New.
6193 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6194 supported for TARGET_64BIT.
6196 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6198 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6199 c_common_unsigned_type behavior.
6201 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6203 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6206 2007-05-16 Eric Christopher <echristo@apple.com>
6208 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6209 saving after stack push. Set sp_offset whenever we push.
6210 (rs6000_emit_epilogue): Move altivec register restore before
6213 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6215 * configure.ac: Allow sysroots to be relocated under $prefix as
6216 well as $exec_prefix.
6217 * configure: Regenerate.
6219 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6223 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6225 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6226 (gcc_tooldir): Likewise.
6227 * configure: Regenerate.
6228 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6229 old configure.ac gcc_tooldir setting.
6230 (prefix_to_exec_prefix): New variable.
6231 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6232 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6234 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6236 * c-typeck.c (build_binary_op): Return early for error.
6238 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6240 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6241 struct nb_iter_bound.
6242 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6243 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6244 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6245 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6246 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6247 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6248 (del_scev_info): Use ggc_free.
6249 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6250 * loop-init.c: Include ggc.h.
6251 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6252 (loop_optimizer_finalize): Use ggc_free.
6253 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6254 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6255 pass_iv_optimize): Add TODO_ggc_collect.
6256 * function.h (struct function): Remove skip marker from
6258 * cfgloop.c: Include ggc.h.
6259 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6261 (establish_preds): Vector superloops is gc allocated.
6262 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6264 (flow_loops_find): Vector larray is gc allocated.
6265 (loop_exit_free): Use ggc_free.
6266 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6267 that head of exits list is now not a part of struct loop.
6268 (record_loop_exits): Allocate exits table in gc memory.
6269 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6270 that head of exits list is now not a part of struct loop.
6271 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6272 struct loop_exit): Add GTY marker.
6273 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6274 Add skip marker to aux field. Make head of exits list a separate
6276 (struct loops): Add GTY marker. Make larray vector gc allocated.
6277 Add param marker to exits table.
6278 (get_loops): Type changed.
6279 * Makefile.in (tree-scalar-evolution.o): Add
6280 gt-tree-scalar-evolution.h dependency.
6281 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6282 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6283 * basic-block.h (struct basic_block_def): Remove skip marker from
6286 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6288 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6289 of 0 in the call to expand_expr().
6290 (expand_builtin_mathfn_3): Ditto.
6291 (expand_builtin_interclass_mathfn): Ditto.
6292 (expand_builtin_cexpi): Ditto.
6293 (expand_builtin_int_roundingfn): Ditto.
6294 (expand_builtin_int_roundingfn_2): Ditto.
6295 (expand_builtin_pow): Ditto.
6296 (expand_builtin_powi): Ditto.
6297 (expand_builtin_bswap): Ditto.
6298 (expand_builtin_unop): Ditto.
6299 (expand_builtin_fabs): Ditto.
6300 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6301 the call to expand_expr().
6302 (expand_builtin_sync_operation): Ditto.
6303 (expand_builtin_compare_and_swap): Ditto.
6304 (expand_builtin_lock_test_and_set): Ditto.
6305 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6306 instead of 0 in the call to expand_expr().
6307 (expand_builtin_extract_return_addr): Ditto.
6308 (expand_builtin_eh_return): Ditto.
6309 (expand_eh_return): Ditto.
6310 * explow.c (expr_size): Ditto.
6311 * expr.c (optimize_bitfield_assignment_op): Ditto.
6312 (expand_assignement): Ditto.
6313 (store_expr): Ditto.
6314 (store_field): Ditto.
6315 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6316 the call to expand_expr().
6317 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6318 in the call to expand_expr().
6319 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6320 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6321 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6323 * optabs.c (expand_vec_shift_expr): Ditto.
6324 (expand_vec_cond_expr): Ditto.
6325 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6326 call to expand_expr().
6327 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6328 in the call to expand_expr().
6330 2007-05-14 Dave Korn <dave.korn@artimi.com>
6332 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6334 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6336 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6337 instead of c_common_unsigned_type.
6338 (c_common_unsigned_type): Remove.
6339 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6340 c_common_unsigned_type.
6341 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6342 c_common_unsigned_type.
6343 * c-common.h (c_common_unsigned_type): Remove.
6344 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6345 c_common_unsigned_type.
6346 * c-format.c (check_format_types): Use unsigned_type_for instead of
6347 c_common_unsigned_type.
6348 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6349 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6350 of c_common_unsigned_type.
6351 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6352 lang_hooks.types.unsigned_type.
6353 * expmed.c (make_tree): Use unsigned_type_for instead of
6354 lang_hooks.types.unsigned_type.
6355 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6356 lang_hooks.types.unsigned_type.
6357 (build_range_check): Likewise.
6358 (fold_unary): Likewise.
6359 (fold_binary): Likewise.
6360 (fold_ternary): Likewise.
6361 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6362 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6363 * tree.c (get_unsigned_type): New.
6364 (unsigned_type_for): Use get_unsigned_type instead of
6365 lang_hooks.types.unsigned_type.
6367 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6369 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6370 to m68k_get_function_kind. Update its prototype.
6371 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6373 (m68k_interrupt_function_p): Return enum m68k_function_type
6374 instead of bool. Rename to m68k_get_function_kind.
6375 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6377 (m68k_compute_frame_layout): Don't mark any register for save
6378 if an interrupt_thread attribute is specified.
6379 (m68k_hard_regno_rename_ok): Update a use of
6380 m68k_interrupt_function_p.
6381 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6382 m68k_interrupt_function_p.
6383 (m68k_function_type): New.
6384 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6385 for a function with an interrupt_thread attribute.
6386 * doc/extend.texi: Document the interrupt_thread attribute.
6388 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6390 Fix PR tree-optimization/31911
6391 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6392 if they didn't change the expression.
6394 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6396 * tree-scalar-evolution.c (resolve_mixers): Exported.
6397 * tree-scalar-evolution.h (resolve_mixers): Declare.
6398 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6399 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6400 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6401 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6402 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6403 strip_conversion, analyze_offset_expr, address_analysis,
6404 object_analysis, analyze_offset): Removed.
6405 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6406 split_constant_offset, canonicalize_base_object_address,
6407 object_address_invariant_in_loop_p, disjoint_objects_p,
6408 dr_may_alias_p, dr_address_invariant_p): New functions.
6409 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6410 and dr_analyze_alias.
6411 (initialize_data_dependence_relation): Use dr_may_alias_p
6412 and object_address_invariant_in_loop_p.
6413 (compute_self_dependence): Handle the case when
6414 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6415 (find_data_references_in_stmt): Restrict the analysis of data
6416 references to the given loop nest.
6417 (find_data_references_in_loop): Made static. Pass loop nest to
6418 find_data_references_in_stmt.
6419 (compute_data_dependences_for_loop): Use DR_VOPS.
6420 (free_data_ref): Free DR_VOPS.
6421 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6422 (struct innermost_loop_behavior): ... new.
6423 (struct base_object_info): Replaced by ...
6424 (struct indices): ... new.
6425 (struct dr_alias): New.
6426 (enum data_ref_type): Removed.
6427 (struct data_reference): Consist of struct innermost_loop_behavior,
6428 struct indices and struct dr_alias.
6429 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6430 (DR_MEMTAG): Renamed to ...
6431 (DR_SYMBOL_TAG): ... this.
6432 (find_data_references_in_loop): Declaration removed.
6433 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6434 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6435 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6436 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6438 2007-05-13 Revital Eres <eres@il.ibm.com>
6440 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6441 which walks virtual def-use chains to find redundant stores.
6442 (dse_optimize_stmt): Call it.
6444 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6446 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6447 * passes.c (init_optimization_passes): Move pass_jump_bypass
6450 * basic-block.h (bb_has_eh_pred): Fix style issue.
6452 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6454 PR rtl-optimization/31848
6455 * loop-invariant.c (move_invariant_reg): If we move an insn
6456 with a REG_EQUAL note, and that insn is not always executed,
6457 remove the REG_EQUAL note.
6459 2007-05-12 Richard Guenther <rguenther@suse.de>
6461 PR tree-optimization/31797
6462 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6463 propagate into a stmt that has volatile ops.
6465 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6467 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6468 (gcc_tooldir): Likewise.
6469 * configure: Regenerate.
6470 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6471 old configure.ac gcc_tooldir setting.
6472 (prefix_to_exec_prefix): New variable.
6473 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6474 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6476 2007-05-11 Silvius Rus <rus@google.com>
6478 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6479 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6480 * c-common.h (strict_aliasing_warning): Change return type.
6481 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6482 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6483 (build_c_cast): Condition call to strict_aliasing_warning.
6484 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6485 * flags.h (set_Wstrict_aliasing): Declare.
6486 * opts.c (set_Wstrict_alising): Define, add call to.
6487 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6488 * tree-ssa-alias-warnings.c: New file.
6489 * tree-ssa-alias.c (compute_may_aliases): Add call to
6490 strict_aliasing_warning_backend.
6492 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6494 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6495 Use loop_depth and loop_outer accessor functions.
6496 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6497 determine_invariantness_stmt, move_computations_stmt): Ditto.
6498 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6499 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6500 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6501 * tree-scalar-evolution.c (interpret_loop_phi,
6502 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6503 instantiate_parameters_1, scev_const_prop): Ditto.
6504 * cfghooks.c (make_forwarder_block): Ditto.
6505 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6506 * modulo-sched.c (loop_canon_p): Ditto.
6507 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6508 slpeel_can_duplicate_loop_p): Ditto.
6509 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6510 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6511 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6512 cancel_loop, verify_loop_structure): Ditto.
6513 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6514 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6515 superloops vector instead of "pred" array.
6516 (establish_preds): Take father loop as an argument. Initialize the
6518 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6519 Do not initialize loop->outer.
6520 (flow_loop_tree_node_remove): Truncate the superloops vector.
6521 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6522 "pred" merged to "superloops" vector.
6523 (loop_depth, loop_outer): New.
6524 (fel_init): Use loop_outer.
6526 2007-05-11 Jan Hubicka <jh@suse.cz>
6528 * cgraphunit.c: Include gt-cgraphunit.h
6529 (static_ctors, static_dtors): New static vars.
6530 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6531 based on implementation in c-common.c
6532 (cgraph_finalize_function): Call record_cdtor_fn.
6533 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6534 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6535 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6536 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6537 build_cdtor, c_build_cdtor_fns): Remove.
6538 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6539 c_build_cdtor_fns): Remove prototype.
6541 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6544 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6545 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6546 * builtins.c (fold_builtin_memchr): New.
6547 (expand_builtin_memchr): Call the latter.
6548 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6549 * doc/extend.texi ([Other built-in functions provided by GCC]):
6552 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6554 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6555 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6556 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6557 PFPO_OP1_TYPE_SHIFT): Constants added.
6558 (DFP_ALL): Mode macro defined.
6559 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6560 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6561 Insn definitions added.
6562 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6563 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6566 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6568 PR tree-optimization/31885
6569 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6570 NULL_TREE to be undetermined.
6571 (automatically_generated_chrec_p): Return false for NULL.
6573 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6575 * config/bfin/bfin.h (MOVE_RATIO): Define.
6577 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6579 * config.gcc (sparc-wrs-vxworks): New target.
6580 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6581 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6582 * config/sparc/sparc.h: Include vxworks-dummy.h.
6583 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6584 include LABEL_REFs too.
6585 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6586 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6588 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6590 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6591 (sparc_emit_call_insn): New function.
6592 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6593 functions when generating VxWorks PIC.
6594 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6595 (call, call_value): Use sparc_emit_call_insn instead of
6598 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6600 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6602 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6604 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6605 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6606 split_double instead of operand_subword.
6608 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6610 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6611 * config/bfin/bfin.c (bfin_local_alignment): New function.
6612 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6614 2007-05-08 Chao-ying Fu <fu@mips.com>
6616 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6617 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6618 (smsub_widen_optab, umsub_widen_optab): Define.
6619 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6621 * genopinit.c (optabs): Fill in smsub_widen_optab and
6623 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6624 and umsub_widen_optab to implement multiply-subtract sequences.
6625 * config/mips/mips.md (*msac<u>_di): Rename to...
6626 (<u>msubsidi4): ...this. Extend condition to include
6627 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6628 of operand 0 to "ka" and use the three-operand form of msub<u>
6630 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6633 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6635 PR rtl-optimization/28011
6636 * reload.c (push_reload): Set dont_share if IN appears in OUT
6637 also when IN is a PLUS rtx.
6638 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6641 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6643 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6644 call unshare_all_decls.
6645 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6646 (unshare_all_decls): Remove.
6648 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6651 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6654 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6655 Nigel Stephens <nigel@mips.com>
6657 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6658 Update comments and all uses.
6659 (MIN_FPRS_PER_FMT): Define.
6660 * config/mips/mips.c (function_arg): Fix to correctly handle
6661 the -mips32r2 -mfp64 -mabi=32 case.
6662 (override_options): Enable use of odd-numbered registers for
6663 SFmode values on MIPS32.
6664 (mips_save_reg_p): Save whole floating-point register pair if
6665 either half is used.
6666 (compute_frame_size): Fix comment.
6668 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6670 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6671 argument of type bool.
6672 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6673 argument. Safely select temporary P register according to it.
6674 (do_link): Change call site of add_to_reg accordingly.
6675 (do_unlink): Add epilogue_p as a fourth argument and pass it
6677 (expand_interrupt_handler_epilogue): Change call of do_unlink
6679 (bfin_expand_prologue): Add a third argument sibcall_p.
6680 * config/bfin/bfin.md (epilogue): Change call of
6681 bfin_expand_epilogue accordingly.
6682 (sibcall_epilogue): Likewise.
6683 (eh_return_internal): Likewise.
6685 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6686 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6687 * config/bfin/bfin.c (bfin_handle_option): Handle
6688 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6689 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6690 Support bf534, bf536 and bf561.
6691 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6693 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6696 * config/i386/i386.c (ix86_function_regparm): Process local
6697 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6699 2007-05-07 Mike Stump <mrs@apple.com>
6701 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6702 also checks for and while statements in C++.
6704 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6706 * gcc.c (at_file_supplied): New variable.
6707 (main): Set it if we expanded argv.
6708 (do_spec_1): Pass an @-file to the linker if we were called with
6709 an @-file argument and HAVE_GNU_LD.
6710 * collect2.c (at_file_supplied): New variable.
6711 (response_file): New variable.
6712 (collect_exit): Unlink response_file if necessary.
6713 (handler): Likewise.
6714 (do_wait): Likewise.
6715 (main): Set at_file_supplied if we expanded argv.
6716 (collect_execute): Pass an @-file to subprocesses if we were called
6717 with an @-file argument.
6718 * configure.ac: Add define for HAVE_GNU_LD.
6719 * configure: Regenerate.
6720 * config.in: Regenerate.
6722 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6724 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6730 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6732 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6733 (TARGET_ENCODE_SECTION_INFO): Re-define.
6734 (m32c_encode_section_info): New
6735 (function_vector_handler): New
6736 (current_function_special_page_vector): New
6737 (m32c_special_page_vector_p): New.
6738 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6740 * config/m32c/jump.md: Added instruction JSRS for functions
6741 with attribute "function_vector".
6742 * doc/extend.texi (function_vector): Added description
6743 for M16C, M32C targets.
6745 2007-05-07 DJ Delorie <dj@redhat.com>
6748 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6749 ashrpsi3, lshrpsi3): Update shift count constraint.
6751 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6752 Nathan Froyd <froydnj@codesourcery.com>
6755 * c-incpath.c (add_path): Strip trailing path separators.
6757 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6759 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6760 Free dominance info before purging EH edges.
6761 (eliminate_degenerate_phis): Likewise.
6762 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6764 2007-05-07 Jan Hubicka <jh@suse.cz>
6766 * gimplify.c (gimplify_expr): Do not crash when folding
6767 (void *)(int)&a + 4.
6769 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6772 * c-opts.c (lang_fortran): Make it non static.
6773 * c-common.h (lang_fortran): New prototype.
6774 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6775 -lang-fortran option was passed by the driver.
6777 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6779 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6780 of ASSERT_CHECKING. Tweak message.
6782 2007-05-06 Revital Eres <eres@il.ibm.com>
6785 * loop-unroll.c (insert_var_expansion_initialization):
6786 Initialize the expansions with -zero instead of +zero.
6788 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6790 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6791 into pic and non-pic versions. Mark r19 as used for
6792 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6793 for tgd_load, tld_load and tie_load .
6794 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6795 version of tgd_load, tld_load and tie_load depending on the
6798 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6799 Jakub Jelinek <jakub@redhat.com>
6801 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6802 (__do_global_dtors_aux): Use more paranoid loop to run
6803 destructors if HIDDEN_DTOR_LIST_END.
6804 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6806 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6808 * varasm.c (align_variable): Don't increase alignment for
6809 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6810 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6812 2007-05-04 Josh Conner <jconner@apple.com>
6814 * basic-block.h (cdi_direction): Assign values to all enumeration
6816 (dom_computed): Remove.
6817 (dom_info_state): New.
6818 (set_dom_info_availability): New.
6819 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6820 walk_data.dom_direction.
6821 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6822 instead of dom_computed[].
6823 (split_edge): Likewise.
6824 (create_basic_block): Likewise.
6825 (merge_blocks): Likewise.
6826 * ifcvt.c (find_if_header): Likewise.
6827 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6828 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6829 * tree-ssa.c (verify_ssa): Likewise.
6830 * tree-cfg.c (tree_verify_flow_info): Likewise.
6831 (remove_edge_and_dominated_blocks): Likewise.
6832 * dominance.c (dom_computed): Make static.
6833 (calc_dfs_tree_nonrec): Change third param to a bool.
6834 (calc_dfs_tree): Change second param to a bool.
6835 (calc_idioms): Change second param to a bool. Use
6836 dom_convert_dir_to_idx.
6837 (init_dom_info): Validate dir before using.
6838 (dom_convert_dir_to_idx): New.
6839 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6840 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6841 (free_dominance_info): Use dom_convert_dir_to_idx.
6842 (get_immediate_dominator): Likewise.
6843 (set_immediate_dominator): Likewise.
6844 (get_dominated_by): Likewise.
6845 (redirect_immediate_dominators): Likewise.
6846 (nearest_common_denominator): Likewise.
6847 (dominated_by_p): Likewise.
6848 (bb_dom_dfs_in): Likewise.
6849 (bb_dom_dfs_out): Likewise.
6850 (recount_dominator): Likewise.
6851 (iterate_fix_dominators): Likewise.
6852 (add_to_dominance_info): Likewise.
6853 (delete_from_dominance_info): Likewise.
6854 (first_dom_son): Likewise.
6855 (next_dom_son): Likewise.
6856 (dom_info_available_p): Likewise.
6857 (dom_info_state): New.
6858 (set_dom_info_availability): New.
6860 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6862 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6864 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6866 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6868 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6869 (subdi3, subdi_carry): Delete.
6871 2007-05-04 Jan Hubicka <jh@suse.cz>
6872 Richard Guenther <rguenther@suse.de>
6874 * opts.c (decode_options): Do not fiddle with inlining
6875 parameters in case of optimizing for size.
6876 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6877 for size do nothing.
6878 (cgraph_decide_inlining_of_small_function): When optimizing for
6879 size never inline functions increasing caller size.
6880 (cgraph_early_inlining): Inline for size when optimizing for size.
6882 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6884 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6885 logical operations piecewise.
6886 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6887 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6888 subdi_sesidi_di): Delete.
6889 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6890 the generated sequence. Allow three-reg add in constraints. Rewrite
6891 the rtl expression for carry to avoid zero_extend of a constant.
6892 (sub_with_carry): New pattern.
6893 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6894 different sequence not involving jumps.
6895 (notbi): Now a named pattern.
6897 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6899 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6900 Add the note about a significant loss of accuracy of some
6901 mathematical routines when these options are used.
6903 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6905 * haifa-sched.c (rtx_vec_t): New typedef.
6906 (contributes_to_priority_p): Extract piece of priority () into new
6908 (priority): Use the function. Add assertion.
6909 (rank_for_schedule, set_priorities): Add assertion to check that
6910 insn's priority is initialized.
6911 (clear_priorities, calc_priorities): Change signature. Make it update
6912 all relevant insns. Update all callers ('add_to_speculative_block ()'
6913 and 'create_block_check_twin ()').
6914 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6915 Add new field 'priority_status'.
6916 (INSN_PRIORITY_STATUS): New macro.
6917 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6919 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6921 * sched-ebb.c (debug_ebb_dependencies): New static function.
6922 (init_ready_list): Use it.
6924 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6925 with changed signature and 'debug_rgn_dependencies ()'.
6926 (debug_rgn_dependencies): New static function.
6927 (init_ready_list): Use it.
6929 * sched-int.h (debug_dependencies): Declare.
6931 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6933 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6935 2007-05-04 Dirk Mueller <dmueller@suse.de>
6937 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6939 2007-05-03 Jan Hubicka <jh@suse.cz>
6941 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6942 ((T1)X op (T1)Y), for pointer type in more cases than before.
6944 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6946 * tree-object-size.c (plus_expr_object_size): When operand size is
6947 unknown, return unknown.
6949 2007-05-03 Dirk Mueller <dmueller@suse.de>
6951 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6953 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6956 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6958 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6960 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6962 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6964 * config/soft-fp/double.h, config/soft-fp/extended.h,
6965 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6966 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6967 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6968 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6971 2007-05-03 Ian Lance Taylor <iant@google.com>
6973 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6974 MASK_PPC_GFXOPT for 8540 or 8548.
6976 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6978 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6979 vect_print_dump_info() to output debug information.
6981 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6984 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6985 operands of size 2 when operand is not MEM_P.
6987 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6989 PR tree-optimization/30565
6990 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6992 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6994 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6995 (umulsi3_highpart): Use them.
6996 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6997 for final accumulator to D regisster tranfser.
6999 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7001 PR tree-optimization/31699
7002 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7004 (vect_enhance_data_refs_alignment): Compute peel amount using
7005 TYPE_VECTOR_SUBPARTS instead of vf.
7006 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7008 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7011 * system.h: Remove inclusion of double-int.h
7012 * tree.h: Include double-int.h
7013 * gengtype.c: Likewise
7014 * cfgloop.h: Likewise
7015 * Makefile.in: Adjust dependencies on double-int.h
7017 2007-05-02 Eric Christopher <echristo@apple.com>
7019 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7020 -shared to -Zdynamiclib.
7022 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7025 * c-common.c (strip_pointer_or_array_types): New function.
7026 * c-common.h (strip_pointer_or_array_types): New function declaration.
7028 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7030 PR tree-optimization/31771
7031 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7033 2007-05-02 Paul Brook <paul@codesourcery.com>
7035 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7037 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7040 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7043 2007-05-02 Nick Clifton <nickc@redhat.com>
7045 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7047 2007-05-02 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/31146
7050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7051 argument, single_use_p. If we have a single use that is
7052 a conversion to the definition rhs type, propagate that rhs.
7053 (forward_propagate_addr_expr): Pass single_use_p argument
7054 to forward_propagate_addr_expr_1.
7056 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7058 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7061 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7063 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7064 'AMD Family 10 core'.
7066 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7068 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7069 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7070 with SSE3 instruction set support.
7071 * doc/invoke.texi: Likewise.
7073 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7075 * config/i386/i386.c (override_options): Tuning 32-byte loop
7076 alignment for amdfam10 architecture. Increasing the max loop
7077 alignment to 24 bytes.
7079 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7081 * config/m68k/constraints.md: New.
7082 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7083 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7084 EXTRA_CONSTRAINT): Remove.
7085 * config/m68k/m68k.md: Include constraints.md.
7086 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7088 2007-05-01 Ian Lance Taylor <iant@google.com>
7090 PR tree-optimization/31739
7091 * tree-vrp.c (vrp_val_is_max): New static function.
7092 (vrp_val_is_min): New static function.
7093 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7095 (set_value_range): Use vrp_val_is_{max,min}.
7096 (extract_range_from_assert): Likewise.
7097 (extract_range_from_binary_expr): Likewise.
7098 (extract_range_from_unary_expr): Likewise.
7099 (dump_value_range, vrp_meet): Likewise.
7100 (vrp_visit_phi_node): Likewise.
7101 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7103 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7105 * config/i386/gmon-sol2.c (size_t): New type.
7106 (intptr_t): Likewise.
7107 (s_textsize): Declare as size_t.
7109 (monstartup): Use size_t for sizes.
7110 (_mcount): Save and restore registers.
7111 (internal_mcount): Pass 0 as the first argument to monstartup
7113 (moncontrol): Convert pointer to appropriately sized integer
7114 before passing to profil.
7116 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7118 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7119 __NO_FPRS__, not just if _SOFT_DOUBLE.
7120 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7121 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7122 also for E500 double.
7123 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7124 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7127 2007-05-01 Richard Guenther <rguenther@suse.de>
7129 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7132 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7134 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7136 2007-05-01 Jan Hubicka <jh@suse.cz>
7138 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7141 2007-05-01 Jan Hubicka <jh@suse.cz>
7143 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7144 (maybe_fold_offset_to_reference): Declare.
7145 * fold-const.c (fold_unary): Do not fold
7146 (type *)&A into &A->field_of_type_and_offset_0
7147 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7148 size is unknown, give up.
7149 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7151 (maybe_fold_offset_to_reference): New.
7152 (maybe_fold_stmt_indirect): Use it.
7153 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7154 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7156 (gimplify_expr): Likewise for plus_expr.
7158 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7160 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7161 bsi_after_labels. Always insert statements before bsi.
7162 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7163 * predict.c (apply_return_prediction): Check for empty blocks.
7164 * cfgexpand.c (lab_rtx_for_bb): New variable.
7165 (label_rtx_for_bb): Do not create new tree labels.
7166 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7167 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7168 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7170 (label_for_bb): Add field used.
7171 (update_eh_label, main_block_label): Mark the label used.
7172 (cleanup_dead_labels): Remove unused labels.
7174 2007-05-01 Richard Guenther <rguenther@suse.de>
7176 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7177 if it is not about to be set.
7178 (get_value_range): Do not pre-allocate equiv bitmap.
7179 (update_value_range): No need to clear equiv field.
7180 (add_equivalence): Change prototype to get bitmap pointer.
7181 Allocate bitmap here if it is not already.
7182 (extract_range_from_assert): Do not allocate bitmap here.
7183 Update callers to add_equivalence.
7184 (extract_range_from_ssa_name): Likewise.
7185 (get_vr_for_comparison): New static helper.
7186 (compare_name_with_value): Handle NULL equiv bitmap by
7187 peeling the first iteration of the comparison loop.
7188 Use get_vr_for_comparison.
7189 (compare_names): Handle NULL equiv bitmaps by using fake
7190 ones. Use get_vr_for_comparison.
7192 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7194 * double-int.c (mpz_set_double_int): Moved from
7195 tree-ssa-loop-niter.c.
7196 (mpz_get_double_int): Likewise; also, add option to wrap
7197 out-of-range integers.
7198 * double-int.h: New prototypes for above.
7199 * tree.c (get_static_type_bounds): Moved from
7200 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7201 TYPE_MAX_VALUE if they exist..
7202 * tree.h: New prototype for above.
7203 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7204 get_type_bounds calls.
7205 (mpz_set_double_int): Move to double-int.c.
7206 (get_type_bounds): Move to tree.c, rename to
7207 get_static_type_bounds.
7208 (mpz_to_double_int): Move to double-int.c, rename to
7211 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7213 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7214 DIV0 exception can fall through to a normal return.
7216 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7220 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7221 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7222 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7223 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7224 initialize align to silence bogus warning.
7225 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7226 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7228 (struct sra_walk_fns): Remove use_all parameter from use.
7229 (sra_hash_tree): Handle BIT_FIELD_REFs.
7230 (sra_elt_hash): Don't hash bitfld blocks.
7231 (sra_elt_eq): Skip them in parent compares as well. Handle
7233 (sra_walk_expr): Don't maintain or pass down use_all_p.
7234 (scan_use): Remove use_all parameter.
7235 (scalarize_use): Likewise. Re-expand assignment to
7236 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7237 output, and re-scalarize after output. Don't mark anything
7239 (scalarize_ldst): Adjust.
7240 (scalarize_walk_gimple_modify_statement): Likewise.
7241 (build_element_name_1): Handle BIT_FIELD_REFs.
7242 (instantiate_element): Don't warn for any element whose parent
7244 (instantiate_missing_elements_1): Return the sra_elt.
7245 (canon_type_for_field): New.
7246 (try_instantiate_multiple_fields): New.
7247 (instantiate_missing_elemnts): Use them.
7248 (mark_no_warning): Removed.
7249 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7250 (REPLDUP, sra_build_elt_assignment): New.
7251 (generate_copy_inout): Use them.
7252 (generate_element_copy): Likewise. Handle bitfld differences.
7253 (generate_element_zero): Don't recurse for blocks. Use
7254 sra_build_elt_assignment.
7255 (generate_one_element_int): Take elt instead of var. Use
7256 sra_build_elt_assignment.
7257 (generate_element_init_1): Adjust.
7258 (scalarize_use, scalarize_copy): Use REPLDUP.
7259 (scalarize_ldst): Move assert before dereference.
7260 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7262 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7265 * tree.c (reconstruct_complex_type): Reconstruct a reference
7267 Also use the same mode for the pointer as the old pointer type.
7269 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7271 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7274 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7276 PR rtl-optimization/31676
7277 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7278 (df_refs_record): Call it.
7280 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7282 * rtl.def (SS_ABS): New code.
7283 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7284 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7285 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7286 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7287 (bfin_init_builtins): Define them.
7288 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7289 (bfin_expand_builtin): ... and handle the others here.
7290 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7291 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7292 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7293 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7294 operand is only HImode.
7296 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7298 * regclass.c (scan_one_insn): Remove splitting of
7301 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7302 Nigel Stephens <nigel@mips.com>
7304 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7306 2007-04-28 Jan Hubicka <jh@suse.cz>
7308 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7309 insn_locators_alloc instead of insn_locators_initialize;
7310 call reset_block_changes.
7311 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7312 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7313 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7314 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7315 * config/score/score.c (th_output_mi_thunk): Likewise.
7316 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7317 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7318 tolerate uninitialized locator info.
7321 * function.c (init_function_start): Don't init line number info.
7322 (expand_function_end): Update.
7323 (reset_block_changes, record_block_change, finalize_block_changes,
7324 check_block_change, free_block_changes): Kill.
7325 * function.h (reset_block_changes, record_block_change,
7326 finalize_block_changes, check_block_change, free_block_changes):
7328 (struct function): Remove ib_boundaries_block.
7329 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7330 Use curr_insn_locator to initialize locator.
7331 (emit_line_note): Remove.
7332 * cfgexpand.c (expand_gimple_cond_expr): Update.
7333 (construct_exit_block): Likewise.
7334 (tree_expand_cfg): Initialize/finalize locators.
7335 * expr.c (expand_expr_real): Update.
7336 * cfglayout.c (line_locators_locs, line_locators_lines,
7337 file_locators_locs, file_locators_files): Remove.
7338 (set_block_levels): Move to cfgexpand.c.
7339 (insn_locators_initialize): Remove.
7340 (pass_insn_locators_initialize): Remove.
7341 (locations_locators_locs, locations_locators_vals): New static vars.
7342 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7344 (insn_locators_alloc, insn_locators_finalize,
7345 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7347 (locator_location): New.
7348 (locator_line, locator_file): Rewrite.
7349 * rtl.h (emit_line_note): Kill.
7350 (insn_locators_alloc, insn_locators_finalize,
7351 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7353 * tree-inline.c (initialize_cfun): Do not initialize
7354 ib_boundaries_block.
7355 * passes.c (pass_insn_locators_initialize): Remove.
7357 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7359 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7360 info. Update last_basic_block correctly.
7362 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7365 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7366 register itself to hold the offset constant. Tell flow the use
7367 of r4 and r5 when they are used.
7369 2007-04-27 Richard Guenther <rguenther@suse.de>
7371 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7372 if we simplified anything.
7373 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7374 warnings until we did a simplification and the stmt was not
7375 marked as TREE_NO_WARNING.
7377 2007-04-27 Mike Stump <mrs@apple.com>
7379 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7381 2007-04-27 Ian Lance Taylor <iant@google.com>
7384 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7385 TYPE_MAX_VALUE exist, convert them to the new type.
7387 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7389 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7390 if it claims to be available.
7391 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7393 (perform_tree_ssa_dce): Always free postdominators.
7395 2007-04-27 Richard Henderson <rth@redhat.com>
7397 * config/alpha/predicates.md (aligned_memory_operand): Mark
7398 as define_special_predicate.
7399 (unaligned_memory_operand, normal_memory_operand): Likewise.
7400 (reg_or_unaligned_mem_operand): Remove.
7401 (any_memory_operand): Match the documentation and check for
7402 non-renumbered pseudos during reload.
7403 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7404 alpha_secondary_reload_class, update to new interface, make static.
7405 Handle CQImode like HImode. Remove FP subreg check.
7406 (alpha_expand_mov): Use replace_equiv_address.
7407 (alpha_expand_mov_nobwx): Use any_memory_operand.
7408 (TARGET_SECONDARY_RELOAD): New.
7409 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7410 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7411 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7412 * config/alpha/alpha.md: ... here.
7413 (RELOAD12, reloadmode): New.
7415 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7416 Don't handle the aligned case here.
7417 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7418 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7419 reload_inhi_help. Don't expect a scratch register.
7420 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7422 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7424 2007-04-27 Richard Guenther <rguenther@suse.de>
7426 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7428 2007-04-27 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/30965
7431 PR tree-optimization/30978
7432 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7433 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7434 (find_equivalent_equality_comparison): Likewise.
7435 (simplify_cond): Likewise.
7436 (get_prop_source_stmt): New helper.
7437 (get_prop_dest_stmt): Likewise.
7438 (can_propagate_from): Likewise.
7439 (remove_prop_source_from_use): Likewise.
7440 (combine_cond_expr_cond): Likewise.
7441 (forward_propagate_comparison): New function.
7442 (forward_propagate_into_cond): Rewrite to use fold for
7444 (tree_ssa_forward_propagate_single_use_vars): Call
7445 forward_propagate_comparison to propagate comparisons.
7447 2007-04-27 Richard Guenther <rguenther@suse.de>
7449 PR tree-optimization/31715
7450 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7451 sure to do computation on the offset in an appropriate
7454 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7456 * reload.h (elimination_target_reg_p): Declare.
7457 * reload.c (find_reloads): Don't apply the reg_rtx move
7458 optimization if the SET_DEST satisfies elimination_target_reg_p.
7459 * reload1.c (elimination_target_reg_p): New function.
7460 (gen_reload): In the move/add2 fallback, make sure that op0
7461 does not overlap the destination register.
7463 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7465 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7466 transform only GIMPLE_MODIFY_STMTs.
7467 * tree-complex.c (expand_complex_operations_1): Ditto.
7468 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7469 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7470 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7472 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7473 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7474 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7475 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7476 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7477 slpeel_add_loop_guard): Ditto.
7478 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7479 * lambda-code.c (perfect_nestify): Ditto.
7480 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7481 before the first statement.
7482 * tree-optimize.c (execute_free_datastructures): Fix comments.
7483 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7484 * tree-flow.h (disband_implicit_edges): Declaration removed.
7485 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7487 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7488 COND_EXPRs without gotos.
7489 (disband_implicit_edges, has_label_p): Removed.
7490 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7491 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7493 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7495 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7496 also for COND_EXPRs.
7497 * cfgexpand.c (label_rtx_for_bb): New function.
7498 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7499 Use label_rtx_for_bb to find the labels.
7500 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7501 last block. Detect fallthru edges.
7503 2007-04-26 Ian Lance Taylor <iant@google.com>
7506 * reload.c (find_reloads_subreg_address): If the address was valid
7507 in the original mode but not in the new mode, reload the whole
7510 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7512 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7513 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7514 (cleanup_control_expr_graph): Do not invalidate dominance info.
7515 Record altered blocks.
7516 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7517 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7518 cleanup_tree_cfg_bb): New functions.
7519 (remove_forwarder_block): Do not maintain the worklist of blocks.
7520 Record altered blocks.
7521 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7523 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7524 delete_unreachable_blocks if dominators are not available.
7525 * tree-inline.c (optimize_inline_calls): Free dominance information
7527 * tree-flow.h (remove_edge_and_dominated_blocks,
7528 cfgcleanup_altered_bbs): Altered.
7529 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7531 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7533 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7534 do not invalidate dominators.
7536 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7538 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7539 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7540 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7541 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7543 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7545 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7547 2007-04-26 Richard Guenther <rguenther@suse.de>
7549 PR tree-optimization/31703
7550 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7551 the right type for the target of the bittest.
7553 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7555 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7556 ix86_sol10_return_in_memory.
7558 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7560 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7563 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7566 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7568 PR tree-optimization/30558
7569 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7570 clear this_state.prev_try.
7572 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7573 Mark Mitchell <mark@codesourcery.com>
7575 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7576 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7577 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7579 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7582 * doc/invoke.texi (%:print-asm-header): Document.
7583 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7585 (static_spec_functions): Add print-asm-header.
7586 (main): Print a banner before the --target-help linker options.
7587 (print_asm_header_spec_function): New function.
7589 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7592 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7593 (movsf_ie): Likewise.
7595 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7597 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7599 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7601 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7602 exception for divide-by-zero.
7603 (__umodsi3, __modsi3): Likewise.
7605 2007-04-25 Dirk Mueller <dmueller@suse.de>
7607 * c-typeck.c (build_compound_expr): Annotate warning()
7608 call with OPT_Wunused_value.
7609 * tree-ssa.c (warn_uninit): Annotate warning with
7611 * c-common.c (handle_sentinel_attribute): Annotate warning
7612 call with OPT_Wattributes.
7614 2007-04-25 Thiemo Seufer <ths@mips.com>
7616 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7618 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7619 on to the assembler. Improve handling of -mno-mips16. Add handling
7620 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7621 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7622 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7623 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7625 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7628 * config/i386/winnt.c (i386_pe_file_end): Strip only
7629 USER_LABEL_PREFIX when writing export name.
7631 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7633 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7634 sh/elf.h, vx-common.h and vxworks.h.
7635 * config/sh/sh.h: Include config/vxworks-dummy.h.
7636 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7637 (OVERRIDE_OPTIONS): Use it.
7638 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7639 (vxworks_picreg): New pattern.
7640 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7641 VXWORKS_OS_CPP_BUILTINS.
7642 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7643 to their VXWORKS_* equivalents.
7644 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7645 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7646 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7647 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7648 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7649 -mrtp/-fPIC multilibs.
7650 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7651 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7652 (MULTILIB_OSDIRNAMES): Delete.
7654 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7657 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7659 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7661 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7662 rounding mode to be specified by the caller.
7663 (real_to_mpfr) Likewise.
7664 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7665 include new arguments.
7666 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7668 2007-04-24 Ian Lance Taylor <iant@google.com>
7670 PR tree-optimization/31605
7671 * tree-vrp.c (set_value_range): Check that min and max are not
7672 both overflow infinities.
7673 (set_value_range_to_value): New static function.
7674 (extract_range_from_binary_expr): Call set_value_range_to_value.
7675 (extract_range_from_cond_expr): Likewise.
7676 (extract_range_from_expr): Likewise.
7677 (extract_range_from_unary_expr): Likewise. Don't create a range
7678 which overflows on both sides.
7679 (vrp_meet): Check for a useless range.
7680 (vrp_visit_phi_node): If we see a constant which looks like an
7681 overflow infinity, turn off the TREE_OVERFLOW flag.
7683 2007-04-24 Ian Lance Taylor <iant@google.com>
7685 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7687 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7690 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7691 diagnostic message is being built.
7692 * tree-pretty-print.c (dump_generic_node): Only write the
7693 formatted text into BUFFER's stream if we are not building a
7695 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7697 * Makefile.in (toplev.o): Depend on tree-pass.h.
7699 2007-04-24 Ian Lance Taylor <iant@google.com>
7701 PR tree-optimization/31602
7702 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7703 conditionals in the copied loop header.
7704 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7705 warnings if TREE_NO_WARNING is set.
7706 * doc/invoke.texi (Warning Options): Clarify that
7707 -Wstrict-overflow does not warn about loops.
7709 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7711 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7712 expand on the comment about _Decimal128 arguments and check the
7713 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7714 that _Decimal128 argument uses even/odd register pair.
7715 (function_arg): Ditto.
7717 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7719 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7720 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7722 2007-04-24 Richard Guenther <rguenther@suse.de>
7723 Olga Golovanevsky <olga@il.ibm.com>
7725 * fold-const.c (multiple_of_p): Check for bottom
7728 2007-04-24 Richard Henderson <rth@redhat.com>
7730 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7731 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7732 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7733 looking for non-zero bits shifted out. Avoid a recursive call
7734 when constructing the scalar.
7735 (__floatundisf): Likewise.
7737 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7739 * dwarf2out.c (field_byte_offset): Move the existing logic
7740 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7741 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7743 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7746 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7747 length argument of 0 for memset.
7748 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7749 unsigned shift instead of the signed variant.
7751 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7753 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7754 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7755 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7756 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7757 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7758 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7759 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7760 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7761 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7762 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7763 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7764 "mul<mode>3", "div<mode>3"): Insn definitions added.
7765 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7766 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7767 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7768 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7769 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7770 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7771 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7772 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7773 TARGET_FLOAT_FORMAT): Macro definitions removed.
7774 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7775 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7776 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7777 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7778 (s390_gen_rtx_const_DI): Function removed.
7779 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7781 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7783 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7784 over an external ffs function.
7786 2007-04-24 Chao-ying Fu <fu@mips.com>
7787 Richard Sandiford <richard@nildram.co.uk>
7789 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7790 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7791 (smadd_widen_optab, umadd_widen_optab): Define.
7792 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7794 * genopinit.c (optabs): Fill in smadd_widen_optab and
7796 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7797 and umadd_widen_optab to implement multiply-add sequences.
7798 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7799 (<u>maddsidi4): ...this. Extend condition to include
7800 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7801 of operand 0 to "ka" and use the three-operand form of madd<u>
7803 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7805 * config/mips/constraints.md (ka): New register constraint.
7807 2007-04-24 Jan Hubicka <j@suse.cz>
7811 2007-04-23 Jan Hubicka <jh@suse.cz>
7812 * function.c (init_function_start): Don't init line number info.
7813 (expand_function_end): Update.
7814 (reset_block_changes, record_block_change, finalize_block_changes,
7815 check_block_change, free_block_changes): Kill.
7816 * function.h (reset_block_changes, record_block_change,
7817 finalize_block_changes, check_block_change, free_block_changes):
7819 (struct function): Remove ib_boundaries_block.
7820 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7821 Use curr_insn_locator to initialize locator.
7822 (emit_line_note): Remove.
7823 * cfgexpand.c (expand_gimple_cond_expr): Update.
7824 (construct_exit_block): Likewise.
7825 (tree_expand_cfg): Initialize/finalize locators.
7826 * expr.c (expand_expr_real): Update.
7827 * cfglayout.c (line_locators_locs, line_locators_lines,
7828 file_locators_locs, file_locators_files): Remove.
7829 (set_block_levels): Move to cfgexpand.c.
7830 (insn_locators_initialize): Remove.
7831 (pass_insn_locators_initialize): Remove.
7832 (locations_locators_locs, locations_locators_vals): New static vars.
7833 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7835 (insn_locators_alloc, insn_locators_finalize,
7836 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7838 (locator_location): New.
7839 (locator_line, locator_file): Rewrite.
7840 * rtl.h (emit_line_note): Kill.
7841 (insn_locators_alloc, insn_locators_finalize,
7842 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7844 * tree-inline.c (initialize_cfun): Do not initialize
7845 ib_boundaries_block.
7846 * passes.c (pass_insn_locators_initialize): Remove.
7848 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7850 * doc/invoke.texi: Removed leading '-' from option index entries.
7852 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7854 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7856 (create_phi_node): Use set_phi_nodes.
7857 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7858 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7859 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7860 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7861 (bsi_start, bsi_last): Use bb_stmt_list.
7862 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7863 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7864 Traverse the statements using tsi iterator.
7865 * basic-block.h (struct basic_block_def): Fields stmt_list
7866 and phi_nodes moved to ...
7867 (struct tree_bb_info): ... new structure.
7868 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7869 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7870 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7871 (tree_verify_flow_info): Verify that il.tree is not set for
7872 entry and exit block.
7873 (tree_split_block): Use set_bb_stmt_list.
7875 2007-04-23 Mike Stump <mrs@apple.com>
7877 * config/i386/i386.c (ix86_tune_features
7878 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7881 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7883 * config/i386/i386.md (prefix_extra): New attribute.
7884 (length): Add prefix_extra.
7886 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7887 (sse2_movntv2di): Likewise.
7888 (sse2_cvtps2dq): Likewise.
7889 (sse2_cvtpd2pi): Likewise.
7890 (sse2_cvttpd2pi): Likewise.
7891 (*sse2_cvtpd2ps): Likewise.
7892 (*add<mode>3): Likewise.
7893 (sse2_ssadd<mode>3): Likewise.
7894 (sse2_usadd<mode>3): Likewise.
7895 (*sub<mode>3): Likewise.
7896 (sse2_sssub<mode>3): Likewise.
7897 (sse2_ussub<mode>3): Likewise.
7898 (*mulv8hi3): Likewise.
7899 (*smulv8hi3_highpart): Likewise.
7900 (*umulv8hi3_highpart): Likewise.
7901 (sse2_umulv2siv2di3): Likewise.
7902 (sse2_pmaddwd): Likewise.
7903 (ashr<mode>3): Likewise.
7904 (lshr<mode>3): Likewise.
7905 (ashl<mode>3): Likewise.
7906 (sse2_ashlti3): Likewise.
7907 (sse2_lshrti3): Likewise.
7908 (*umaxv16qi3): Likewise.
7909 (*smaxv8hi3): Likewise.
7910 (*uminv16qi3): Likewise.
7911 (*sminv8hi3): Likewise.
7912 (sse2_eq<mode>3): Likewise.
7913 (sse2_gt<mode>3): Likewise.
7914 (*and<mode>3): Likewise.
7915 (sse2_nand<mode>3): Likewise.
7916 (*ior<mode>3): Likewise.
7917 (*xor<mode>3): Likewise.
7918 (sse2_packsswb): Likewise.
7919 (sse2_packssdw): Likewise.
7920 (sse2_packuswb): Likewise.
7921 (sse2_punpckhbw): Likewise.
7922 (sse2_punpcklbw): Likewise.
7923 (sse2_punpckhwd): Likewise.
7924 (sse2_punpcklwd): Likewise.
7925 (sse2_punpckhdq): Likewise.
7926 (sse2_punpckldq): Likewise.
7927 (sse2_punpckhqdq): Likewise.
7928 (sse2_punpcklqdq): Likewise.
7929 (*sse2_pinsrw): Likewise.
7930 (*sse2_pextrw): Likewise.
7931 (sse2_pshufd_1): Likewise.
7932 (sse2_uavgv16qi3): Likewise.
7933 (sse2_uavgv8hi3): Likewise.
7934 (sse2_psadbw): Likewise.
7935 (sse2_pmovmskb): Likewise.
7936 (*sse2_maskmovdqu): Likewise.
7937 (*sse2_maskmovdqu_rex64): Likewise.
7938 (sse4a_extrqi): Likewise.
7939 (sse4a_extrq): Likewise.
7940 (sse3_lddqu): Set prefix_rep.
7941 (sse3_addsubv4sf3): Likewise.
7942 (sse3_haddv4sf3): Likewise.
7943 (sse3_hsubv4sf3): Likewise.
7944 (sse_cvtss2si): Likewise.
7945 (sse_cvtss2si_2): Likewise.
7946 (sse_cvtss2siq): Likewise.
7947 (sse_cvtss2siq_2): Likewise.
7948 (sse_cvttss2si): Likewise.
7949 (sse_cvttss2siq): Likewise.
7950 (sse2_cvttps2dq): Likewise.
7951 (sse3_movshdup): Likewise.
7952 (sse3_movsldup): Likewise.
7953 (sse2_cvtsd2si): Likewise.
7954 (sse2_cvtsd2si_2): Likewise.
7955 (sse2_cvtsd2siq): Likewise.
7956 (sse2_cvtsd2siq_2): Likewise.
7957 (sse2_cvttsd2si): Likewise.
7958 (sse2_cvttsd2siq): Likewise.
7959 (*sse2_cvtpd2dq): Likewise.
7960 (*sse2_cvttpd2dq): Likewise.
7961 (sse2_pshuflw_1): Likewise.
7962 (sse2_pshufhw_1): Likewise.
7963 (sse4a_insertqi): Likewise.
7964 (sse4a_insertq): Likewise.
7965 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7966 (ssse3_phadddv4si3): Likewise.
7967 (ssse3_phaddswv8hi3): Likewise.
7968 (ssse3_phsubwv8hi3): Likewise.
7969 (ssse3_phsubdv4si3): Likewise.
7970 (ssse3_phsubswv8hi3): Likewise.
7971 (ssse3_pmaddubswv8hi3): Likewise.
7972 (ssse3_pmulhrswv8hi3): Likewise.
7973 (ssse3_pshufbv16qi3): Likewise.
7974 (ssse3_psign<mode>3): Likewise.
7975 (ssse3_palignrti): Likewise.
7976 (abs<mode>2): Likewise.
7977 (ssse3_phaddwv4hi3): Set prefix_extra.
7978 (ssse3_phadddv2si3): Likewise.
7979 (ssse3_phaddswv4hi3): Likewise.
7980 (ssse3_phsubwv4hi3): Likewise.
7981 (ssse3_phsubdv2si3): Likewise.
7982 (ssse3_phsubswv4hi3): Likewise.
7983 (ssse3_pmaddubswv4hi3): Likewise.
7984 (ssse3_pmulhrswv4hi3): Likewise.
7985 (ssse3_pshufbv8qi3): Likewise.
7986 (ssse3_psign<mode>3): Likewise.
7987 (ssse3_palignrdi): Likewise.
7988 (abs<mode>2): Likewise.
7989 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7990 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7991 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7993 2007-04-23 Nick Clifton <nickc@redhat.com>
7995 * params.def: Fix formatting of emacs local variables.
7997 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7999 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8000 move if inter-unit move isn't allowed.
8001 Don't split moving the first element of V2DI to DI to inter-unit
8002 move if inter-unit move isn't allowed.
8004 2007-04-23 Richard Guenther <rguenther@suse.de>
8006 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8007 and CDI_POST_DOMINATORS separately.
8009 2007-04-23 Nick Clifton <nickc@redhat.com>
8011 * c.opt (Wformat-contains-nul): Add warning attribute.
8013 2007-04-23 Jan Hubicka <jh@suse.cz>
8015 * function.c (init_function_start): Don't init line number info.
8016 (expand_function_end): Update.
8017 (reset_block_changes, record_block_change, finalize_block_changes,
8018 check_block_change, free_block_changes): Kill.
8019 * function.h (reset_block_changes, record_block_change,
8020 finalize_block_changes, check_block_change, free_block_changes):
8022 (struct function): Remove ib_boundaries_block.
8023 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8024 Use curr_insn_locator to initialize locator.
8025 (emit_line_note): Remove.
8026 * cfgexpand.c (expand_gimple_cond_expr): Update.
8027 (construct_exit_block): Likewise.
8028 (tree_expand_cfg): Initialize/finalize locators.
8029 * expr.c (expand_expr_real): Update.
8030 * cfglayout.c (line_locators_locs, line_locators_lines,
8031 file_locators_locs, file_locators_files): Remove.
8032 (set_block_levels): Move to cfgexpand.c.
8033 (insn_locators_initialize): Remove.
8034 (pass_insn_locators_initialize): Remove.
8035 (locations_locators_locs, locations_locators_vals): New static vars.
8036 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8038 (insn_locators_alloc, insn_locators_finalize,
8039 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8041 (locator_location): New.
8042 (locator_line, locator_file): Rewrite.
8043 * rtl.h (emit_line_note): Kill.
8044 (insn_locators_alloc, insn_locators_finalize,
8045 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8047 * tree-inline.c (initialize_cfun): Do not initialize
8048 ib_boundaries_block.
8049 * passes.c (pass_insn_locators_initialize): Remove.
8051 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8054 * expr.c (reduce_to_bit_field_precision): Handle
8057 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8059 PR tree-optimization/24659
8060 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8061 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8062 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8063 * genopinit.c (optabs): Rename vec_pack_mod_optab
8064 to vec_pack_trunc_optab.
8065 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8066 early for scalar floating point operands for NOP_EXPR.
8067 (vectorizable_type_promotion): Ditto.
8068 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8069 vec_pack_trunc_optab.
8070 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8072 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8073 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8074 Rename from VEC_PACK_MOD_EXPR.
8075 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8076 * expr.c (expand_expr_real_1): Ditto.
8077 * tree-inline.c (estimate_num_insns_1): Ditto.
8078 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8080 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8081 (vec_unpacks_lo_v4sf): Ditto.
8082 (vec_pack_trunc_v2df): Ditto.
8083 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8084 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8085 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8087 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8089 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8091 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8092 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8093 packing of floating point operands.
8094 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8095 represent unpacking of floating point operands.
8096 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8097 [vec_unpacks_hi]: Ditto.
8098 [vec_unpacks_lo]: Ditto.
8100 2007-04-22 Jan Hubicka <jh@suse.cz>
8102 * final.c (rest_of_handle_final): Call
8103 targetm.asm_out.constructor/targetm.asm_out.destructor
8104 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8105 proper priority via decl_*_priority_insert.
8106 * c-common.c (c_expand_body): Likewise.
8108 2007-04-22 Richard Guenther <rguenther@suse.de>
8110 PR tree-optimization/29789
8111 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8112 (rewrite_reciprocal): New helper split out from
8113 determine_invariantness_stmt.
8114 (rewrite_bittest): Likewise.
8115 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8116 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8119 2007-04-22 Revital Eres <eres@il.ibm.com>
8121 * loop-unroll.c (var_to_expand): New field to support also
8122 insns of the form x = something + x.
8123 (analyze_insn_to_expand_var): Use it.
8124 (expand_var_during_unrolling): Likewise.
8126 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8128 * predict.c: Include pointer-set.h.
8129 (bb_predictions): New variable.
8130 (tree_predicted_by_p, tree_predict_edge,
8131 remove_predictions_associated_with_edge): Use bb_predictions map
8132 instead of bb->predictions.
8133 (clear_bb_predictions, assert_is_empty): New functions.
8134 (combine_predictions_for_bb): Use bb_predictions map. Call
8135 clear_bb_predictions.
8136 (tree_estimate_probability): Create and free bb_predictions map.
8137 * Makefile.in (predict.o): Add pointer-set.h dependency.
8138 * basic-block.h (struct basic_block_def): Remove predictions
8140 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8142 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8145 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8148 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8150 * timevar.c (timevar_print): Change reference of --disable-checking to
8151 --enable-checking=release. Also warn if assert checking is disabled.
8153 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8156 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8157 decl as addressable if the compound literal was marked as
8159 Mark the decl as a gimple register if it is a complex or
8160 vector decl and does not live in memory.
8162 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8164 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8165 (GENERIC_NEXT): New function macro.
8166 (PHI_CHAIN): Use phi_node's new chain variable.
8167 (tree_phi_node): Change tree_common to tree_base
8168 and add the chain field.
8169 * tree-phinodes.c (make_phi_node): Don't set
8170 TREE_TYPE on the new node.
8171 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8172 instead of checking GIMPLE_TUPLE_P in chain_next.
8173 * tree-vect-transform.c
8174 (get_initial_def_for_induction): Look at
8175 PHI_RESULT_TREE for the type of the phi node.
8176 (update_vuses_to_preheader): Use PHI_CHAIN
8177 instead of TREE_CHAIN on the phi node.
8178 * tree-ssa-structalias.c (compute_points_to_sets):
8180 (ipa_pta_execute): Likewise.
8182 2007-04-21 Richard Guenther <rguenther@suse.de>
8185 * fold-const.c (fold_unary): Call fold_convert_const on the
8188 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8190 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8191 (store_killed_in_pat): New.
8193 2007-04-20 Richard Henderson <rth@redhat.com>
8196 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8197 TREE_LIST with a void_type_node value, not void_list_node exactly.
8199 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8201 * doc/standards.texi: Re-arrange into language-specific
8202 subsections. Add a C++ section, documenting which standards we
8205 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8207 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8208 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8210 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8212 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8213 ecrti.o and crtbegin.o.
8214 (LIB_DEFAULT_SPEC): Include -lc.
8215 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8217 2007-04-20 Richard Henderson <rth@redhat.com>
8220 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8221 argument; update all callers.
8222 (get_unaligned_offset): New.
8223 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8224 get_unaligned_address, just pass on the address directly.
8225 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8226 the subreg in the helper patterns.
8227 (unaligned_extendqidi_le): Use get_unaligned_offset.
8228 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8229 (unaligned_extendhidi_be): Likewise.
8230 (unaligned_extendhidi): Tidy.
8231 * config/alpha/alpha-protos.h: Update.
8233 2007-04-20 Richard Henderson <rth@redhat.com>
8235 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8236 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8237 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8238 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8239 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8240 (CPP_SPEC): Don't include %(cpp_subtarget).
8241 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8242 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8243 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8245 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8247 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8248 for __builtin_ia32_cmpordss.
8250 PR tree-optimization/31632
8251 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8252 and arg1 for optimizations of comparison against min/max values.
8253 Fold arg0 to arg1's type for optimizations of comparison against
8254 min+1 and max-1 values.
8256 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8258 * reload.c (combine_reloads): When trying to use a dying register,
8259 check whether it's uninitialized and don't use if so.
8261 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8263 * fold-const.c: Remove prototypes for native_encode_expr and
8264 native_interpret_expr.
8265 (native_encode_expr): Make non-static.
8266 (native_interpret_expr): Likewise.
8267 * tree.h: Add prototypes for the above.
8269 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8271 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8272 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8273 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8274 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8275 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8276 Add length attributes.
8278 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8280 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8283 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8284 __STDC_WANT_DEC_FP__.
8286 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8288 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8289 for long double compatibility.
8290 * configure: Regenerate.
8292 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8294 PR rtl-optimization/29841
8295 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8297 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8298 that may cause control flow transfer from being moved.
8300 2007-04-18 Jan Hubicka <jh@suse.cz>
8302 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8305 2007-04-18 Eric Christopher <echristo@apple.com>
8307 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8308 only. Update operands.
8309 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8310 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8311 link register to pic register.
8313 2007-04-18 Dirk Mueller <dmueller@suse.de>
8316 * tree-vrp.c (search_for_addr_array): New.
8317 (check_array_bounds): Suppress warning about
8318 address taken of array refs if its not de-referenced.
8320 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8322 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8323 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8325 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8326 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8327 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8329 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8331 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8333 (vect_analyze_scalar_cycles): Fix indentation.
8334 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8335 (vect_mark_relevant): Include phis in relevance analysis.
8337 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8339 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8341 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8342 output_operand_lossage().
8344 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8346 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8347 the unused code for reduction without adjust-in-epilog to simplify the
8350 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8352 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8353 (S390_TDC_NEGATIVE_ZERO): New constant.
8354 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8355 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8356 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8357 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8358 (S390_TDC_POSITIVE_INFINITY): New constant.
8359 (S390_TDC_NEGATIVE_INFINITY): New constant.
8360 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8361 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8362 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8363 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8364 (S390_TDC_INFINITY): New constant.
8365 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8366 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8367 optimization for UNSPEC_CCZ_TO_INT.
8368 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8369 ("*ccz_to_int"): New insn.
8370 ("isinf<mode>2"): New insn.
8371 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8372 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8373 (UNSPEC_CCZ_TO_INT): New constant.
8375 2007-04-18 Richard Guenther <rguenther@suse.de>
8377 PR tree-optimization/19431
8378 PR tree-optimization/21463
8379 * tree-pass.h (pass_phiprop): Declare.
8380 * passes.c (init_optimization_passes): New phiprop pass.
8381 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8382 (phivn_valid_p): New helper function.
8383 (phiprop_insert_phi): Likewise.
8384 (propagate_with_phi): Likewise.
8385 (tree_ssa_phiprop): New propagator propagating loads
8386 through phi nodes if profitable.
8388 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8390 * tree-vect-analyze.c (process_use): New function.
8391 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8392 Check phis in all bbs.
8393 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8396 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8398 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8401 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8404 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8407 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8409 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8411 (sse_vmmulv4sf3): Likewise.
8412 (sse2_vmaddv2df3): Likewise.
8413 (sse2_vmmulv2df3): Likewise.
8415 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8417 PR rtl-optimization/31360
8418 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8419 (target_reg_cost): New.
8420 (init_set_costs): Initialize target_reg_cost. Add comments
8421 regarding the rationale of the costs.
8422 (global_cost_for_size): Renamed to...
8423 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8424 of register pressure.
8425 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8426 estimate_reg_pressure_cost. Add number of ivs.
8427 (determine_set_costs): Dump target_reg_cost.
8428 * loop-invariant.c (gain_for_invariant): Use
8429 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8430 (best_gain_for_invariant, find_invariants_to_move): Remove
8432 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8433 (target_reg_cost): Declare.
8434 (global_cost_for_size): Declaration removed.
8435 (estimate_reg_pressure_cost): Declare.
8437 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8439 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8440 regnos into even/odd register pairs.
8441 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8442 TDmode similar to the other floating point modes.
8443 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8444 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8446 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8447 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8448 (movdd_hardfloat64): Use TARGET_MFPGPR.
8450 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8452 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8455 2005-01-05 Richard Henderson <rth@redhat.com>
8457 * reload1.c (do_input_reload): Restrict the optimization deleteing
8458 a previous output reload to RELOAD_FOR_INPUT.
8460 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8462 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8463 induc_vec_info_type.
8464 (vectorizable_induction): New function declaration.
8465 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8466 check if already vectorized. Find first place in BB where new stmts
8467 can be inserted. Takes only one argument.
8468 (vectorizable_induction): New function.
8469 (vect_transform_stmt): Add case for induc_vec_info_type to call
8470 vectorizable_induction.
8471 (vect_transform_loop): Consider phis for vectorization.
8472 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8474 (analyze_operations): Call vectorizable_induction when analyzing phis.
8476 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8477 (vect_mark_relevant): Include phis in relevance analysis.
8478 (vect_mark_stmts_to_be_vectorize): Likewise.
8479 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8481 2007-04-16 Lawrence Crowl <crowl@google.com>
8483 * doc/invoke.texi (Debugging Options): Add documentation for the
8484 -femit-struct-debug options -femit-struct-debug-baseonly,
8485 -femit-struct-debug-reduced, and
8486 -femit-struct-debug-detailed[=...].
8488 * c-opts.c (c_common_handle_option): Add
8489 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8490 and OPT_femit_struct_debug_detailed_.
8491 * c.opt: Add specifications for
8492 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8493 and -femit-struct-debug-detailed[=...].
8494 * opts.c (set_struct_debug_option): Parse the
8495 -femit-struct-debug-... options.
8496 * opts.c (matches_main_base, main_input_basename,
8497 main_input_baselength, base_of_path, matches_main_base): Add
8498 variables and functions to compare header base name to compilation
8500 * opts.c (should_emit_struct_debug): Add to determine to emit a
8501 structure based on the option.
8502 (dump_struct_debug) Also disabled function to debug this
8504 * opts.c (handle_options): Save the base name of the
8507 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8508 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8509 This hook indicates if a type is generic. Set it by default
8511 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8512 to determine if a struct type is generic or not.
8513 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8514 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8515 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8518 * flags.h (enum debug_info_usage): Add an enumeration to describe
8519 a program's use of a structure type.
8520 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8521 to indicate the program's usage of the type. Filter structs based
8522 on the -femit-struct-debug-... specification.
8523 (gen_type_die): Split into two routines, gen_type_die and
8524 gen_type_die_with_usage. gen_type_die is now a wrapper
8525 that assumes direct usage.
8526 (gen_type_die_with_usage): Replace calls to gen_type_die
8527 with gen_type_die_with_usage adding the program usage of
8528 the referenced type.
8529 (dwarf2out_imported_module_or_decl): Suppress struct debug
8530 information using should_emit_struct_debug when appropriate.
8532 2007-04-16 Ian Lance Taylor <iant@google.com>
8534 PR tree-optimization/31522
8535 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8536 (vrp_initialize): Allocate vr_phi_edge_counts.
8537 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8538 executable edge. Drop test for all constants.
8539 (vrp_finalize): Free vrp_phi_edge_counts.
8541 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8542 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8544 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8545 predecessors at head rather than tail.
8547 2007-04-16 Matthias Klose <doko@debian.org>
8549 * config/alpha/linux.h (CPP_SPEC): Define.
8550 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8552 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8554 * function.h: Remove sequence_stack extern declaration.
8556 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8558 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8560 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8563 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8565 * config/avr/avr.c (avr_arch_types): Rearranging array.
8566 (enum avr_arch): Add.
8567 (avr_mcu_types): Use avr_arch enumeration constants instead of
8569 * config/avr/avr.h (LINK_SPEC): Simplify.
8571 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8573 * config/m68k/m68k.c (m68k_libcall_value,
8574 m68k_function_value): Use macros for register names more.
8576 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8578 (M68K_REGNAME): Use A6_REG.
8579 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8581 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8584 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8585 'pending_read_list_length' and 'pending_write_list_length'. Update
8587 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8588 to handle two length counters instead of one. Update all uses.
8589 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8590 two length counters instead of one.
8591 * sched-rgn.c (propagate_deps): Update to handle two length counters
8594 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8597 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8598 copy of source, pass it to ix86_expand_vector_set and return
8601 2007-04-16 David Ung <davidu@mips.com>
8602 Joseph Myers <joseph@codesourcery.com>
8604 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8605 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8606 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8607 Add 74K processor information.
8608 * config/mips/mips.md: Include 74k.md.
8609 (cpu): Add 74kc,74kf,74kx.
8610 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8611 * config/mips/74k.md: New.
8612 * doc/invoke.texi (MIPS Options): Document 74K support.
8614 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8616 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8617 vectorizable_* functions.
8618 * tree-vect-transform.c (vectorizable_call): Add check for
8619 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8620 (vectorizable_store): likewise.
8621 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8623 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8624 (vectorizable_type_promotion, vectorizable_load): Likewise.
8625 (vectorizable_live_operation, vectorizable_condition): Likewise.
8626 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8628 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8630 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8632 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8633 register numbers more.
8634 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8635 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8636 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8637 FUNCTION_VALUE_REGNO_P): Likewise.
8638 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8639 STATIC_CHAIN_REGNUM): Likewise.
8640 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8641 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8642 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8643 * config/m68k/m68k.md (FP_REG): New.
8645 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8647 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8650 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8652 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8653 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8656 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8658 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8661 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8664 * c-decl.c (finish_decl): Grab the type of the decl after the call
8665 to store_init_value.
8667 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8669 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8671 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8674 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8675 dominators, post dominators and cleanup cfg before returning.
8677 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8679 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8680 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8682 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8684 * config.gcc: Recognize fido.
8685 * config/m68k/m68k-devices.def (fidoa): New.
8686 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8688 (FL_FIDOA, TARGET_FIDOA): New.
8689 * config/m68k/m68k.opt (mfidoa): New.
8691 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8694 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8695 when a personality function is used.
8697 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8699 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8701 2007-04-13 Mike Stump <mrs@apple.com>
8703 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8705 * config/darwin.opt (fapple-kext): Make C++ only.
8706 * config/darwin.c (darwin_override_options): Remove code to ensure
8707 -fapple-kext is given for C++ only.
8709 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8711 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8712 * config/mips/mips.c (override_options): Call
8713 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8715 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8717 * config/i386/i386.opt (msvr3-shlib): Removed.
8719 * doc/invoke.texi: Remove -msvr3-shlib.
8721 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8723 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8724 with "popcnt" instruction.
8726 2007-04-13 Richard Guenther <rguenther@suse.de>
8728 PR tree-optimization/21258
8729 * tree-vrp.c (compare_case_labels): New helper.
8730 (find_switch_asserts): New function.
8731 (find_assert_locations): Call it for SWITCH_EXPRs.
8733 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8735 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8736 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8737 check is now implied in X87_FLOAT_MODE_P.
8738 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8739 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8740 (fix_trunc<mode>_i386_fisttp): Ditto.
8741 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8742 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8743 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8744 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8745 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8746 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8747 (unnamed_splitters): Ditto.
8748 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8749 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8750 FIRST_SSE_REG for local functions when SSE math is enabled or
8751 for functions with sseregparm attribute.
8752 (standard_80387_constant_p): Return -1 if mode is not
8754 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8755 (ix86_expand_compare): Ditto.
8756 (ix86_expand_carry_flag_compare): Ditto.
8757 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8758 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8759 DECIMAL_FLOAT_MODE_P.
8760 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8761 of SCALAR_FLOAT_MODE_P.
8762 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8763 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8764 checks before FLOAT_MODE_P.
8765 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8766 before FLOAT_MODE_P.
8771 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8773 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8774 Charles Wilson <libtool@cwilson.fastmail.fm>
8776 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8777 (libgcc.mvars): Don't depend on them.
8778 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8779 * exec-tool.in: New.
8781 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8783 * doc/invoke.text (--help): Document --help=common.
8785 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8787 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8789 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8791 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8792 * genemit.c (main): Emit #include "integrate.h".
8793 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8794 (LOADGP_RTP): New mips_loadgp_style.
8795 * config/mips/mips.h: Include config/vxworks-dummy.h.
8796 (TARGET_RTP_PIC): New macro.
8797 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8798 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8799 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8801 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8802 -mvxworks-pic when using -mrtp and a PIC option.
8803 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8805 (mips_symbolic_constant_p, mips_symbolic_address_p)
8806 (mips_symbol_insns): Handle SYMBOL_HALF.
8807 (override_options): Warn about -G and -mrtp being used together.
8808 Initialize mips_lo_relocs[SYMBOL_HALF].
8809 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8810 (mips_emit_loadgp): Handle LOADGP_RTP.
8811 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8812 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8813 (tablejump): Handle function-relative case table entries if
8815 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8817 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8819 * config/mips/mips.md (load_call<mode>): Allow any general register.
8821 (sibcall_value_internal, sibcall_value_multiple_internal)
8822 (call_value_internal, call_value_split, call_value_multiple_internal)
8823 (call_value_multiple_split): Remove constraints from operand 0.
8825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8827 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8828 rather than loadgp_noshared.
8829 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8830 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8832 * config/mips/mips.md (loadgp): Rename to...
8833 (loadgp_newabi): ...this.
8834 (loadgp_noshared): Rename to...
8835 (loadgp_absolute): ...this.
8837 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8839 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8840 false for locally-binding symbols.
8841 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8843 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8845 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8846 (SYMBOL_GOT_PAGE_OFST): ...this.
8847 (SYMBOL_GOT_GLOBAL): Rename to...
8848 (SYMBOL_GOT_DISP): ...this.
8849 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8850 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8851 * config/mips/mips.c (mips_global_symbol_p): New function.
8852 (mips_symbol_binds_local_p): Likewise.
8853 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8854 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8855 mips_global_symbol_p and mips_symbol_binds_local_p.
8856 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8857 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8858 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8860 (mips_ok_for_lazy_binding_p): New function.
8861 (mips_load_call_address, mips_expand_call): Use it.
8862 (mips_dangerous_for_la25_p): Likewise.
8863 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8864 (*got_disp<mode>): Use got_disp_operand instead of
8865 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8866 SYMBOL_GOTOFF_GLOBAL.
8867 (*got_page<mode>): Use got_page_ofst_operand instead of
8869 * config/mips/predicates.md (const_call_insn_operand): Use
8870 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8871 (global_got_operand): Rename to...
8872 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8874 (local_got_operand): Rename to...
8875 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8876 of SYMBOL_GOT_LOCAL.
8878 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8880 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8881 TARGET_CALL_CLOBBERED_GP.
8882 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8883 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8884 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8885 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8886 of TARGET_ABICALLS && !TARGET_NEWABI.
8887 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8888 * config/mips/mips.c (mips_load_call_address): Check
8889 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8890 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8891 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8892 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8893 TARGET_ABICALLS && TARGET_NEWABI.
8894 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8896 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8897 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8898 TARGET_ABICALLS && TARGET_NEWABI.
8899 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8900 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8901 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8902 whether indirect calls must use $25.
8903 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8905 * config/mips/mips.md (jal_macro): Check flag_pic and
8906 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8907 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8908 instead of TARGET_ABICALLS.
8909 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8910 TARGET_ABICALLS && TARGET_OLDABI.
8911 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8912 (sibcall): In the comment above the define_insn, mention
8913 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8914 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8915 instead of TARGET_ABICALLS.
8917 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8919 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8920 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8921 (MACFLAGS_MATCH_P): New macro.
8922 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8923 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8924 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8925 the other MACFLAG constants.
8926 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8927 (flag_machi): Tighten constraints. Renumber some of the operands.
8928 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8930 (flag_machi_parts_acconly): New pattern.
8931 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8933 (flag_macinit1hi): Tighten constraints.
8934 (flag_mul_macv2hi_parts_acconly): New pattern.
8936 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8937 Use a more efficient implementation.
8938 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8939 inline sequences when not optimizing for size.
8941 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8942 movhi_high2low): Delete, merge functionality into...
8943 (packv2hi): ... this pattern.
8945 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8946 * config/bfin/bfin.opt (msim): New option.
8947 (mcpu=): New option.
8948 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8949 (bfin_cpu_t): Typedef of enum bfin_cpu.
8950 (bfin_cpu_type): New declaration.
8951 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8952 -msim and -mcpu= options.
8953 (LIB_SPEC): Likewise.
8954 * config/bfin/bfin.c (bfin_cpu_type): Define.
8955 (bfin_handle_option): Handle -mcpu= option.
8956 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8957 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8958 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8960 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8962 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8963 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8964 (powerpc-wrs-vxworksae): Use ${tm_file}.
8965 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8966 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8967 * config/i386/vx-common.h: New file.
8969 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8971 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8974 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8976 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8979 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8983 * c-common.c (c_build_qualified_type): Set canonical type
8986 2007-04-12 Richard Guenther <rguenther@suse.de>
8988 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8989 lower bound and element size if lower bound is not zero
8990 or either of the ARRAY_REF operands is set.
8992 2007-04-12 Richard Guenther <rguenther@suse.de>
8994 PR tree-optimization/24689
8995 PR tree-optimization/31307
8996 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8998 * gimplify.c (canonicalize_addr_expr): To be consistent with
8999 gimplify_compound_lval only set operands two and three of
9000 ARRAY_REFs if they are not gimple_min_invariant. This makes
9001 it never at this place.
9002 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9004 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9006 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9007 null before emitting a .nsubspa directive.
9009 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9011 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9012 need_to_partition_p if there are no memory statements in the
9015 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9017 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9018 (gcd_of_steps_may_divide_p): New function.
9019 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9021 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9023 * reload.c (find_reloads_toplev, find_reloads_address,
9024 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9025 not a pointer equality test, to decide if we need to call
9026 push_reg_equiv_alt_mem.
9028 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9030 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9031 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9033 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9035 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9037 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9038 vector to be positive.
9040 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9044 * doc/invoke.texi: Document --params max-aliased-vops and
9046 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9047 debug_memory_partitions): Move to tree-flow.h
9048 * params.h (AVG_ALIASED_VOPS): Define.
9049 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9051 (mp_info_t): Likewise.
9052 (get_mem_sym_stats_for): New.
9053 (set_memory_partition): Move from tree-flow-inline.h.
9054 (mark_non_addressable): Only clear the set of symbols for the
9055 partition if it exists.
9056 (dump_memory_partitions): Move from tree-ssa-operands.c
9057 (debug_memory_partitions): Likewise.
9058 (need_to_partition_p): New.
9059 (dump_mem_ref_stats): New.
9060 (debug_mem_ref_stats): New.
9061 (dump_mem_sym_stats): New.
9062 (debug_mem_sym_stats): New.
9063 (update_mem_sym_stats_from_stmt): New.
9064 (compare_mp_info_entries): New.
9065 (mp_info_cmp): Call it.
9066 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9068 (get_mpt_for): Move from tree-ssa-operands.c.
9069 (find_partition_for): New.
9070 (create_partition_for): Remove.
9071 (estimate_vop_reduction): New.
9072 (update_reference_counts): New.
9073 (build_mp_info): New.
9074 (compute_memory_partitions): Refactor.
9075 Document new heuristic.
9076 Call build_mp_info, update_reference_counts,
9077 find_partition_for and estimate_vop_reduction.
9078 (compute_may_aliases): Populate virtual operands before
9079 calling debugging dumps.
9080 (delete_mem_sym_stats): New.
9081 (delete_mem_ref_stats): New.
9082 (init_mem_ref_stats): New.
9083 (init_alias_info): Call it.
9084 (maybe_create_global_var): Remove alias_info argument.
9085 Get number of call sites and number of pure/const call sites
9086 from gimple_mem_ref_stats().
9087 (dump_alias_info): Call dump_memory_partitions first.
9088 (dump_points_to_info_for): Show how many times a pointer has
9090 * opts.c (decode_options): For -O2 set --param
9091 max-aliased-vops to 500.
9092 For -O3 set --param max-aliased-vops to 1000 and --param
9093 avg-aliased-vops to 3.
9094 * fortran/options.c (gfc_init_options): Remove assignment to
9096 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9097 * tree-dfa.c (dump_variable): Dump memory reference
9099 Dump NO_ALIAS* settings.
9100 (referenced_var_lookup): Tidy.
9101 (mem_sym_stats): New.
9102 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9103 and ORIG are different SSA names for a memory partition.
9104 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9105 * tree-flow.h (struct mem_sym_stats_d): Define.
9106 (mem_sym_stats_t): Define.
9107 (struct mem_ref_stats_d): Define.
9108 (struct gimple_df): Add field mem_ref_stats.
9109 (enum noalias_state): Define.
9110 (struct var_ann_d): Add bitfield noalias_state.
9111 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9112 debug_mem_ref_stats, debug_memory_partitions,
9113 debug_mem_sym_stats): Declare.
9114 * tree-ssa-structalias.c (update_alias_info): Update call
9115 sites, pure/const call sites and asm sites in structure
9116 returned by gimple_mem_ref_stats.
9117 Remove local variable IS_POTENTIAL_DEREF.
9118 Increase NUM_DEREFS if the memory expression is a potential
9120 Call update_mem_sym_stats_from_stmt.
9121 If the memory references memory, call
9122 update_mem_sym_stats_from_stmt for all the direct memory
9123 symbol references found.
9124 (intra_create_variable_infos): Set noalias_state field for
9125 pointer arguments according to the value of
9126 flag_argument_noalias.
9127 * tree-ssa-structalias.h (struct alias_info): Remove fields
9128 num_calls_found and num_pure_const_calls_found.
9129 (update_mem_sym_stats_from_stmt): Declare.
9130 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9131 Set default value to 100.
9132 (PARAM_AVG_ALIASED_VOPS): Define.
9134 2007-04-11 Richard Guenther <rguenther@suse.de>
9137 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9138 a * -b + c as c - a * b if we honor sign dependent rounding.
9140 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9142 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9144 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9145 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9147 (initialize_trampoline): Don't use old-style function definition.
9148 (bfin_secondary_reload): Mark IN_P argument as unused.
9150 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9152 PR tree-optimization/31343
9153 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9154 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9155 * testsuite/gcc.dg/vect/pr31343.c: New.
9157 2007-04-10 Eric Christopher <echristo@apple.com>
9159 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9160 * config/i386/i386.md (*cmpfp0): Use.
9161 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9162 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9163 (fix_trunc<mode>_i386_fisttp): Ditto.
9164 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9165 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9166 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9167 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9168 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9169 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9170 (unnamed_splitters): Ditto.
9171 * config/i386/i386.c (output_fix_trunc): Assert that
9172 we're not being passed a TFmode operand.
9174 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9176 PR tree-optimization/31526
9177 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9178 n_basic_blocks to find newly added blocks.
9180 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9182 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9184 (fix_trunc<mode>si_sse): Ditto.
9185 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9186 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9187 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9188 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9189 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9190 expander using SSEMODEF mode macro.
9191 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9192 expander using SSEMODEF mode macro.
9193 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9194 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9195 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9196 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9197 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9198 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9199 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9200 Macroize insn using X87MODEF mode macro.
9202 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9204 * config/i386/sse.md (sse2_pinsrw): Removed.
9205 (sse2_pextrw): Renamed to ...
9206 (*sse2_pextrw): This.
9208 2007-04-09 Jan Hubicka <jh@suse.cz>
9211 * config/i386/sse.md
9212 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9213 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9214 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9215 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9217 2007-04-09 Jan Hubicka <jh@suse.cz>
9219 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9220 multiple fields of union.
9222 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9224 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9225 (create_preheaders): Check that loops are available.
9226 (fix_loop_structure): Clean up, improve comments.
9227 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9228 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9230 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9231 * predict.c (tree_estimate_probability): Do not call
9232 calculate_dominance_info. Call create_preheaders.
9233 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9234 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9236 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9237 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9238 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9239 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9242 2007-04-08 Jan Hubicka <jh@suse.cz>
9244 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9245 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9246 * fold-const.c (fold_unary): Use it.
9248 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9250 * varasm.c (assemble_variable): Remove call to
9251 lang_hooks.decls.prepare_assemble_variable.
9252 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9253 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9254 * langhooks.h (lang_hooks_for_decls): Remove
9255 prepare_assemble_variable.
9257 2007-04-08 Mike Stump <mrs@apple.com>
9259 * config/i386/i386.c: Use inc/dec on Core2.
9261 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9263 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9264 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9265 lhd_tree_inlining_end_inlining): Remove.
9266 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9267 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9269 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9270 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9271 lhd_tree_inlining_end_inlining): Remove prototypes.
9272 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9273 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9274 LANG_HOOKS_TREE_INLINING_START_INLINING,
9275 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9277 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9280 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9283 * config/avr/predicates.md (io_address_operand): Delete predicate.
9284 (low_io_address_operand): Don't use 'mode' argument.
9285 (higth_io_address_operand): Rename ...
9286 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9287 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9290 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9292 Revert change removing staticp.
9294 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9297 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9300 2007-04-07 Bruce Korb <bkorb@gnu.org>
9302 * c.opt: Add -Wformat-contains-nul.
9303 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9305 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9306 the NUL byte warning.
9308 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9310 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9312 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9314 * tree.c (staticp): No longer use staticp langhook.
9315 * langhooks.c (lhd_staticp): Removed.
9316 * langhooks.h (struct lang_hooks): Remove staticp.
9317 * c-common.c (c_staticp): Remove.
9318 * c-common.h (c_staticp): Ditto.
9319 * langhooks-defs.h (lhd_staticp): Ditto.
9320 (LHD_HOOKS_STATICP): Ditto
9321 * tree.h (gcc_assert_lowered): New macro.
9323 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9325 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9326 argument "reliable".
9327 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9328 Add argument "reliable". Propagate it through calls.
9329 (infer_loop_bounds_from_undefined): Derive number of iterations
9330 estimates from references in blocks that do not dominate loop latch.
9331 (gcov_type_to_double_int): New function.
9332 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9333 and expected_loop_iterations_unbounded.
9334 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9335 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9336 * tree-data-ref.c (estimated_loop_iterations): Export.
9337 (get_references_in_stmt): Fix -- do not return addresses of local
9339 * cfgloop.h (expected_loop_iterations_unbounded,
9340 estimated_loop_iterations): Declare.
9342 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9344 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9346 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9348 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9349 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9350 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9351 Use output_387_reg_move().
9352 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9353 expander using X87MODEF12 mode macro.
9354 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9355 choosing register preferences. Use output_387_reg_move().
9356 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9357 instead of "x". Use output_387_reg_move().
9358 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9359 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9360 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9361 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9362 Use output_387_reg_move().
9363 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9365 (*truncxf?f_i387 splitter): Ditto.
9367 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9369 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9370 LANG_HOOKS_SAFE_FROM_P.
9371 * expr.c (safe_from_p): Remove langhook call.
9372 * langhooks.h (lang_hooks): Remove safe_from_p.
9373 (lhd_safe_from_p): Remove prototype.
9374 * langhooks.c (lhd_safe_from_p): Remove.
9376 2007-04-06 Jan Hubicka <jh@suse.cz>
9378 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9381 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9383 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9384 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9385 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9386 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9388 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9389 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9391 2007-04-05 Richard Henderson <rth@redhat.com>
9393 * config/alpha/alpha.c (print_operand) [+]: Remove.
9394 (alpha_end_function): Print nop if call at end of function.
9395 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9396 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9397 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9398 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9399 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9400 the call pattern. Update peepholes to match.
9402 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9404 * doc/extend.texi (Other Builtins): Add decimal float variants
9406 * builtins.def: Ditto.
9407 * builtins.c (expand_builtin): Ditto.
9409 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9410 H.J. Lu <hongjiu.lu@intel.com>
9413 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9414 of V8HImode when calling ix86_binary_operator_ok.
9415 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9416 (sdot_prodv8hi): Operands 1 and 2 must be register.
9418 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9420 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9421 initialize align to silence bogus warning.
9423 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9426 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9428 (struct sra_walk_fns): Remove use_all parameter from use.
9429 (sra_hash_tree): Handle BIT_FIELD_REFs.
9430 (sra_elt_hash): Don't hash bitfld blocks.
9431 (sra_elt_eq): Skip them in parent compares as well. Handle
9433 (sra_walk_expr): Don't maintain or pass down use_all_p.
9434 (scan_use): Remove use_all parameter.
9435 (scalarize_use): Likewise. Re-expand assignment to
9436 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9437 output, and re-scalarize after output. Don't mark anything
9439 (scalarize_ldst): Adjust.
9440 (scalarize_walk_gimple_modify_statement): Likewise.
9441 (build_element_name_1): Handle BIT_FIELD_REFs.
9442 (instantiate_element): Don't warn for any element whose parent
9444 (instantiate_missing_elements_1): Return the sra_elt.
9445 (canon_type_for_field): New.
9446 (try_instantiate_multiple_fields): New.
9447 (instantiate_missing_elemnts): Use them.
9448 (mark_no_warning): Removed.
9449 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9450 (REPLDUP, sra_build_elt_assignment): New.
9451 (generate_copy_inout): Use them.
9452 (generate_element_copy): Likewise. Handle bitfld differences.
9453 (generate_element_zero): Don't recurse for blocks. Use
9454 sra_build_elt_assignment.
9455 (generate_one_element_int): Take elt instead of var. Use
9456 sra_build_elt_assignment.
9457 (generate_element_init_1): Adjust.
9458 (scalarize_use, scalarize_copy): Use REPLDUP.
9459 (scalarize_ldst): Move assert before dereference.
9460 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9462 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9464 * regmove.c: Fix unused variable warnings due to previous commit.
9466 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9468 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9469 (regmove_bb_head): Remove.
9470 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9471 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9472 problems with fixup_match_1.
9473 Don't initialize/free regmove_bb_head.
9475 (reg_is_remote_constant_p): If an insn is in the same basic block
9476 but not before INSN, consider it remote, too.
9478 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9481 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9482 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9484 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9486 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9487 (CONDITIONAL_REGISTER_USAGE): Likewise.
9489 2007-04-04 Richard Henderson <rth@redhat.com>
9491 * config/alpha/lib1funcs.asm: Remove unused file.
9493 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9496 * opts.c (print_specific_help): Fix --help=<language>
9498 (common_handle_option): Support --help=common.
9500 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9503 * gcc.c (main): Do not run the linker if
9504 print_subprocess_help indicates that it shouldn't be
9507 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9510 * doc/invoke.texi (--help=): Document <languages> value, fix
9511 formatting in tables of values.
9513 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9515 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9516 dllimport attribute of virtual methods.
9518 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9520 * config/score/crti.asm: Change _bss_start to __bss_start.
9521 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9522 (OUTGOING_REG_PARM_STACK_SPACE) update.
9523 * config/score/score.opt: add options to make backend support
9524 score5, score5u, score7 and score7d.
9525 * config/score/score.md: Likewise.
9526 * config/score/misc.md: Likewise.
9527 * config/score/mac.md: Likewise.
9528 * doc/invoke.texi: Likewise.
9529 * doc/md.texi: update constraints define.
9531 2007-04-03 Richard Henderson <rth@redhat.com>
9533 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9534 an appropriate type, use the mode instead.
9536 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9538 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9539 Set the default --with-arch setting to mips2.
9540 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9541 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9542 (MULTILIB_OSDIRNAMES): Delete.
9543 (MULTILIB_DIRNAMES): Define.
9544 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9545 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9546 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9547 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9548 VXWORKS_OS_CPP_BUILTINS.
9549 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9550 (MIPS_DEBUGGING_INFO): Undefine.
9551 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9553 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9556 * fold-const.c (native_encode_real): Encode real.c provided longs
9557 as a series of 32-bit native integers.
9558 (native_interpret_real): Interpret buffer as a series of 32-bit
9561 2007-04-03 Richard Guenther <rguenther@suse.de>
9563 * genpreds.c (write_insn_constraint_len): Write function
9564 optimized for CONSTRAINT_LEN implementation.
9565 (write_tm_preds_h): Output insn_constraint_len inline and
9566 use it for CONSTRAINT_LEN.
9567 (write_insn_preds_c): Don't output insn_constraint_len.
9568 * doc/md.texi (define_register_constraint): Document multi-letter
9569 constraints shall have the same length if they start with the same
9572 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9575 * config/i386/i386.md (isinf<mode>2): Expand only when
9576 TARGET_C99_FUNCTIONS is set.
9578 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9580 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9581 (x86_64-*-linux*): Ditto.
9582 * config/i386/i386.opt (mpc): New option.
9583 * config/i386/i386.c (overrride_options): Handle
9584 ix87_precision_string.
9585 * config/i386/crtprec.c: New file.
9586 * config/i386/t-crtpc: Ditto.
9587 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9589 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9590 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9591 crtprec32.o, crtprec64.o and crtprec80.o.
9593 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9595 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9597 2007-04-02 Eric Christopher <echristo@apple.com>
9599 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9600 limitations on darwin.
9602 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9605 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9607 2007-04-02 Dave Korn <dave.korn@artimi.com>
9609 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9611 2007-04-02 Dave Korn <dave.korn@artimi.com>
9613 * libgcc2.h (exception_descriptor): Don't forward-declare.
9614 (__get_eh_table_language, __get_eh_table_version): Delete
9615 prototypes of long-dead functions.
9617 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9619 * ebitmap.h: New file
9620 * ebitmap.c: New file
9621 * Makefile.in (ebitmap.o): New target.
9623 2007-04-01 Jan Hubicka <jh@suse.cz>
9625 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9626 before very first instruction.
9628 2007-04-01 Jan Hubicka <jh@suse.cz>
9630 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9631 waring on 64bit hosts.
9632 * bitmap.h: Fix typo in bitmap_head_def.
9634 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9636 PR rtl-optimization/31391
9637 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9638 into a DELETED_LABEL note, and the label is in an empty basic
9639 block, update BB_END as well as BB_HEAD.
9641 2007-04-01 Richard Henderson <rth@redhat.com>
9643 PR tree-optimization/31169
9644 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9645 to varying if the range is outside [0, prec-1].
9647 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9650 * config/mips/mips.md (load_const_gp): New insn.
9651 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9652 the MIPS16 GP pseudo register if no_new_pseudos.
9653 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9655 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9658 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9660 (call_value): Likewise.
9662 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9663 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9666 * doc/invoke.texi: (optimization options): Reword description
9667 of -ffast-math. Document its primary purpose.
9669 2007-03-31 Richard Guenther <rguenther@suse.de>
9671 * omp-low.c (splay-tree.h): Include.
9672 (lookup_decl): Replace splay-tree usage by pointer-map.
9673 (maybe_lookup_decl): Likewise.
9674 (new_omp_context): Likewise.
9675 (delete_omp_context): Likewise.
9676 * gimplify.c (splay-tree.h): Include.
9677 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9679 (remap_ssa_name): Likewise.
9680 (remap_decl): Likewise.
9681 (remap_type_1): Likewise.
9682 (remap_type): Likewise.
9683 (copy_body_r): Likewise.
9684 (expand_call_inline): Likewise.
9685 (clone_body): Likewise.
9686 (copy_tree_r): Likewise.
9687 (remap_save_expr): Likewise.
9688 (unsave_r): Likewise.
9689 (unsave_expr_now): Likewise.
9690 (tree_function_versioning): Likewise.
9691 (build_duplicate_type): Likewise.
9692 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9693 (struct copy_body_data): Replace splay-tree by pointer-map.
9694 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9695 not $(SPLAY_TREE_H).
9696 (gimplify.o): Depend on $(SPLAY_TREE_H).
9697 (omp-low.p): Likewise.
9699 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9701 * config/avr/predicates.md (even_register_operand,
9702 odd_register_operand): New predicates.
9703 * config/avr/avr.md (movw peephole2): New.
9704 (movw_r peephole2): New.
9706 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9708 * tree.h (get_signed_or_unsigned_type): New.
9709 * fold-const.c (operand_equal_for_comparison_p): Use
9710 get_signed_or_unsigned_type instead of
9711 lang_hooks.types.signed_or_unsigned_type.
9712 * expr.c (store_expr): Ditto.
9713 * langhooks.c (get_signed_or_unsigned_type): New.
9714 (lhd_signed_or_unsigned_type): New.
9715 * langhooks.h (lhd_signed_or_unsigned_type): New.
9716 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9718 2007-03-30 Richard Henderson <rth@redhat.com>
9720 * tree-ssa-loop-ivopts.c: Include target.h.
9721 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9722 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9723 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9724 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9726 2007-03-30 Richard Henderson <rth@redhat.com>
9727 Kai Tietz <kai.tietz@onevision.com>
9729 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9731 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9732 (TARGET_64BIT_MS_ABI): New.
9733 (DBX_REGISTER_NUMBER): Handle 64-bit.
9734 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9735 (LONG_TYPE_SIZE): Force to 32.
9736 (REG_PARM_STACK_SPACE): New.
9737 (OUTGOING_REG_PARM_STACK_SPACE): New.
9738 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9739 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9740 (STACK_BOUNDARY): Use 128 for 64-bit.
9741 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9742 Add 64-bit implementation.
9743 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9745 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9746 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9747 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9748 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9749 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9750 TARGET_64BIT_MS_ABI.
9751 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9752 (ix86_pass_by_reference): Likewise.
9753 (ix86_function_value_regno_p): Likewise.
9754 (ix86_build_builtin_va_list): Likewise.
9755 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9756 (function_arg_advance_ms_64): New.
9757 (function_arg_advance): Call it.
9758 (function_arg_ms_64): New.
9759 (function_arg): Call it.
9760 (function_value_ms_64): New.
9761 (ix86_function_value_1): Call it.
9762 (return_in_memory_ms_64): New.
9763 (ix86_return_in_memory): Call it.
9764 (setup_incoming_varargs_ms_64): New.
9765 (ix86_setup_incoming_varargs): Call it.
9766 (ix86_expand_prologue): Handle 64-bit stack probing.
9767 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9768 (output_pic_addr_const): Likewise.
9769 (x86_this_parameter): Likewise.
9770 (x86_output_mi_thunk): Likewise.
9771 (x86_function_profiler): Likewise.
9772 (TARGET_STRICT_ARGUMENT_NAMING): New.
9773 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9774 (TARGET_64BIT_MS_ABI): New.
9775 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9776 * config/i386/i386.md (allocate_stack_worker): Remove.
9777 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9778 describe the clobber of eax without a match_scratch.
9779 (allocate_stack_worker_postreload): Remove.
9780 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9781 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9782 (allocate_stack_worker_rex64_postreload): Remove.
9783 (allocate_stack): Handle 64-bit.
9784 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9785 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9786 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9787 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9788 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9789 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9790 * config.build (x86_64-*-mingw*): New host.
9791 * config.host (x86_64-*-mingw*): New host.
9792 * config.gcc (x86_64-*-mingw*): New target.
9793 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9795 2007-03-30 Richard Henderson <rth@redhat.com>
9796 Kai Tietz <kai.tietz@onevision.com>
9798 * c-pragma.c (struct def_pragma_macro_value): New.
9799 (struct def_pragma_macro): New.
9800 (pushed_macro_table): New.
9801 (dpm_hash, dpm_eq): New.
9802 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9803 (init_pragma): Install them.
9804 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9806 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9808 * config/avr/avr.c (avr_override_options): Clear
9809 'flag_delete_null_pointer_checks'.
9811 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9814 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9815 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9816 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9817 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9818 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9819 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9820 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9822 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9824 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9826 * regmove.c: Move all of pass_stack_adjustments from here...
9827 * combine-stack-adj.c: ...to this new file.
9828 * Makefile.in: Add rules for combine-stack-adj.o.
9830 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9832 PR tree-optimization/31383
9833 * tree-data-ref.c (affine_function_equal_p): Do not require the
9834 vectors to have the same length.
9836 2007-03-30 Jan Hubicka <jh@suse.cz>
9839 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9840 availablility; add more sanity checking; ask varpool only about
9843 2007-03-29 Richard Henderson <rth@redhat.com>
9845 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9846 to decide, but __SIZEOF_LONG_LONG__.
9848 2007-03-29 Richard Henderson <rth@redhat.com>
9850 * emutls.c (struct __emutls_array): New.
9851 (emutls_destroy): Use it instead of casting element 0 from void*.
9852 (__emutls_get_address): Likewise.
9854 2007-03-29 Richard Henderson <rth@redhat.com>
9856 * varasm.c (initializer_constant_valid_p): Don't deny
9857 DECL_DLLIMPORT_P on functions.
9859 * config/i386/cygming.h: Remove function declarations.
9860 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9861 (ASM_OUTPUT_LABELREF): Remove.
9862 (COMMON_ASM_OP): Remove.
9863 (ASM_OUTPUT_COMMON): Remove.
9864 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9865 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9866 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9867 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9868 Rename from TARGET_ENCODE_SECTION_INFO.
9869 * config/i386/netware.h: Likewise.
9870 * config/i386/i386-protos.h: Update.
9871 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9872 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9873 (legitimate_constant_p): Reject dllimports.
9874 (dllimport_map, get_dllimport_decl): New.
9875 (legitimize_dllimport_symbol): New.
9876 (legitimize_address, ix86_expand_move): Use it.
9877 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9878 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9879 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9880 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9881 * config/i386/predicates.md (constant_call_address_operand): Only
9882 accept symbols; reject dllimport_p symbols.
9883 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9884 i386_pe_maybe_record_exported_symbol.
9885 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9886 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9887 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9888 trust the setting of DECL_DLLIMPORT_P.
9889 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9890 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9891 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9892 tidy the argument scanning loop.
9893 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9894 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9895 (i386_pe_strip_name_encoding): Remove.
9896 (i386_pe_binds_local_p): New.
9897 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9898 (i386_pe_output_labelref): Remove.
9899 (i386_pe_asm_output_aligned_decl_common): New.
9900 (i386_pe_maybe_record_exported_symbol): Rename from
9901 i386_pe_record_exported_symbol; check for dllexported symbols.
9903 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9905 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9906 add comment explaining why vsnprintf cannot be used.
9908 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9910 PR tree-optimization/30666
9911 * tree.c (build_complex_type): When creating type names for DWARF2
9912 debug info, create TYPE_DECLs for TYPE_NAME instead of
9914 (build_common_tree_nodes_2): Use build_complex_type when building
9915 predefined complex types, to preserve canonical types.
9917 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9919 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9920 (noce_get_alt_condition): Look at it to determine whether to
9921 reverse the condition or not.
9922 (noce_get_condition): Substitute the truth for lies.
9923 (noce_find_if_block): Set the then_else_reversed field.
9925 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9927 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9928 destination of this insn.
9929 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9930 than calling gen_rtx_SET directly. Use r0 to hold the value of
9931 'address + 4' rather than a stack based temporary which can be
9934 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9936 * config/s390/s390.c (s390_secondary_input_reload_class,
9937 s390_secondary_output_reload_class): Functions removed.
9938 (s390_secondary_reload): New function.
9939 (TARGET_SECONDARY_RELOAD): Target macro defined.
9940 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9941 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9942 * config/s390/s390.md ("reload_outti", "reload_outdi",
9943 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9944 "reload_out<mode>"): Expanders removed.
9945 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9946 "reload<mode>_nonoffmem_out"): Expanders added.
9948 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9950 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9951 action if SRC->DEST replacement failed anyway.
9953 2007-03-28 Mike Stump <mrs@apple.com>
9955 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9956 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9957 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9959 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9961 * config.gcc: Accept barcelona as a variant of amdfam10.
9962 * config/i386/i386.c (override_options): Likewise.
9963 * doc/invoke.texi: Likewise.
9965 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9967 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9968 offsets for BIT_FIELD_REF and COMPONENT_REF.
9970 2007-03-28 Richard Guenther <rguenther@suse.de>
9972 * tree.c (is_global_var): Move ...
9973 * tree-flow-inline.h (is_global_var): ... here.
9974 * tree.h (is_global_var): Remove declaration.
9976 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9978 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9980 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9981 * config/i386/i386.c (ix86_tune_features): Initialize new
9983 * config/i386/predicates.md (promotable_binary_operator): Use
9984 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9986 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9989 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9991 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9993 * config/fr30/fr30.md (movsi_internal): Change destination
9994 constraint from m to V and add m to the end.
9996 2007-03-28 Christian Bruel <christian.bruel@st.com>
9998 * config/sh/sh.md (movsi_i): Fix type attribute.
10000 2007-03-28 Christian Bruel <christian.bruel@st.com>
10002 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10003 (movsf_ie): Likewise.
10005 2007-03-28 Christian Bruel <christian.bruel@st.com>
10007 * config.gcc: Add sh4-300 to multilib.
10008 * config/sh/t-mlib-sh4-300: New file.
10010 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10012 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10013 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10014 fix_trunc<mode>di2.
10015 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10016 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10017 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10018 "fixuns_trunctddi2"): Whitespace fix.
10020 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10022 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10023 the definition of struct sh_args.
10024 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10025 CALL_COOKIE_INT_REG_GET): Likewise.
10027 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10029 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10030 transformations are applied successfully.
10032 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10034 * tree.c (tree_contains_struct): Permit 512 tree codes.
10035 * tree.h (tree_contains_struct): Ditto.
10036 (MAX_TREE_CODES): Ditto.
10037 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10038 SPARE member to store remaining padding bits.
10040 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10042 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10045 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10047 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10048 * configure: Regenerate.
10050 * configure: Regenerate using the correct version of autoconf.
10052 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10054 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10056 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10057 regs to "__SP_L__" and "__SP_H__".
10059 2007-03-27 Richard Guenther <rguenther@suse.de>
10061 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10062 computations with it with a HOST_WIDE_INT variable.
10064 2007-03-26 Mike Stump <mrs@apple.com>
10066 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10067 objective-c-header, objective-c++-header and objc++-cpp-output
10069 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10071 2007-03-26 Richard Henderson <rth@redhat.com>
10074 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10075 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10076 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10077 IX86_BUILTIN_PSRLQ128): New.
10078 (ix86_init_mmx_sse_builtins): Add them.
10079 (ix86_expand_builtin): Expand them.
10080 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10081 operand 2 be TImode.
10082 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10083 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10084 _mm_srli_epi64): Mark __B const.
10085 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10086 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10087 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10088 new two-vector shift builtins.
10090 2007-03-26 Ian Lance Taylor <iant@google.com>
10092 PR tree-optimization/31345
10093 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10094 [+INF, +INF(OVF)] into VARYING.
10096 2007-03-26 Zack Weinberg <zackw@panix.com>
10098 * gengtype-parse.c: New file.
10099 * gengtype-yacc.y: Delete.
10100 * gengtype-lex.l: Don't include gengtype-yacc.h.
10101 Define YY_DECL and yyterminate appropriately for recursive
10102 descent parser. yylval is now a string out-parameter to yylex.
10103 (HWS, EOID): New shorthand.
10104 (IWORD): Add a couple more types.
10105 (yylex): Add a setup stanza. Remove the complex rules for
10106 detecting GTY'ed types and typedefs; replace with simple
10107 keyword detectors. Adjust everything for the changed
10108 definition of yylval. Ignore all pp-directives, not just #define.
10110 (parse_file): Rename yybegin; do not call yyparse.
10112 * gengtype.c (xasprintf): Export again.
10113 (this_file): New. Use everywhere __FILE__ was being used.
10114 (get_lang_bitmap): Special case types defined in gengtype.c.
10115 (do_typedef, new_structure): Suppress definition of certain types.
10116 (new_structure): Improve diagnostics of duplicate definitions.
10117 Make sure location_s is associated with input.h.
10118 (nreverse_pairs, define_location_structures): New functions.
10119 (main): Improve tagging of kludge types. Remove old kludges
10120 for input.h types; use define_location_structures.
10121 * gengtype.h: Update prototypes. Define token codes here.
10122 * Makefile.in: Remove all references to gengtype-yacc.
10123 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10125 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10126 add GTY((skip)) to the field that's only conditionally there.
10127 * doc/install.texi: Document that Bison is no longer required
10128 unless building treelang.
10130 * gengtype.c: Don't include gtyp-gen.h.
10131 (srcdir): Declare here.
10132 (base_files, lang_dir_names): Allocate dynamically.
10133 (gt_files, num_gt_files, num_lang_dirs): New globals.
10134 (measure_input_list, read_input_line, read_input_list)
10135 (set_lang_bitmap): New functions.
10136 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10137 simplify, relying on read_input_list to set up the bitmaps.
10138 (main): Arguments are no longer unused. Check for correct number
10139 of command line arguments, set srcdir and srcdir_len, then call
10140 read_input_list, before doing anything else. No need to worry
10141 about duplicates in main loop.
10142 * configure.ac: Simplify the calculation of all_gtfiles.
10143 Put language tags in there. Don't set or substitute
10144 all_gtfiles_files_langs or all_gtfiles_files_frags.
10145 * Makefile.in: Revamp the way gengtype is invoked, now that it
10146 takes a file on its command line with a much simpler format.
10147 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10148 (GTFILES): Remove duplicates and C source files.
10149 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10150 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10151 * configure: Regenerate.
10153 * gengtype.h: Remove all type definitions to gengtype.c; leave
10154 only definitions of options_p, type_p, and pair_p as opaque
10155 pointers. Update prototypes.
10156 * gengtype.c: Many type definitions moved here from gengtype.h.
10157 Consolidate type definitions at the top of the file.
10158 (xvasprintf): Delete.
10159 (xasprintf): Make static.
10160 (create_nested_pointer_option): Add 'next' parameter.
10161 (create_field_all, create_field_at): New functions.
10162 (create_field): Now a thin wrapper around create_field_all.
10163 (create_optional_field): Rename create_optional_field_ and add
10164 line argument. Original name is now a macro which supplies
10166 (oprintf): Use vsnprintf directly.
10167 (close_output_files): Use fatal rather than perror/exit.
10168 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10169 (main): Set progname. Don't use exit.
10170 * gengtype-yacc.y (struct_fields): Use create_field_at.
10171 (option, optionseqopt): Delete.
10172 (optionseq): Consolidate productions from option here so we
10173 can use the first argument to create_option.
10175 * gengtype-lex.l: Distinguish unions from structures in the
10176 token type. Don't call find_structure; return the tag as a string.
10177 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10178 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10179 string. Reorganize typedef_struct production accordingly.
10180 Use create_nested_ptr_option.
10181 * gengtype.c (create_nested_ptr_option): New function.
10182 * gengtype.h: Declare it.
10184 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10185 (string_type): Don't declare.
10186 (do_scalar_typedef): Declare.
10187 (create_scalar_type): Update prototype.
10188 * gengtype.c (string_type): Make static.
10189 (scalar_nonchar, scalar_char): New.
10190 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10191 (resolve_typedef): Use scalar_nonchar for error recovery.
10192 (create_scalar_type): Remove name_len field. Return scalar_char
10193 or scalar_nonchar as appropriate.
10194 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10195 to use string_type.
10196 (throughout): Use scalar_nonchar instead of calling
10197 create_scalar_type, whenever possible.
10198 (main): Initialize scalar_char and scalar_nonchar before calling
10200 * gengtype-lex.l: Adjust for removal of second argument to
10201 create_scalar_type. Use yylval.s instead of yylval.t when
10203 * gengtype-yacc.y: Type of SCALAR is string. Call
10204 create_scalar_type from type:SCALAR rule. Adjust for removal of
10205 second argument to create_scalar_type.
10207 * vec.h: Remove all #if IN_GENGTYPE blocks.
10208 Add comment saying that changes may require adjustments to gengtype.
10209 * gengtype.c: Don't include coretypes.h or tm.h.
10210 Add comment to inclusion of errors.h.
10211 (note_def_vec, note_def_vec_alloc): New functions.
10212 * gengtype.h: Declare new functions.
10213 * gengtype-lex.l: Don't include coretypes.h.
10214 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10216 (update_lineno): Remove unnecessary prototype.
10217 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10218 (VEC rule): Just return VEC_TOKEN.
10219 * gengtype-yacc.y (VEC_TOKEN): New token type.
10220 (type): Add a production for VEC(a,b).
10221 * Makefile.in: Update dependencies.
10223 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10224 typedefs that use the old PARAMS macro.
10226 * gengtype-lex.l: Remove all rules and states relating to yacc
10228 * gengtype-yacc.y: Similarly.
10229 * gengtype.c (note_yacc_type): Delete function.
10230 * gengtype.h: Update prototypes.
10232 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10234 * tree-pretty-print.c (dump_generic_node): Report precision of
10235 unnamed integer types.
10237 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10239 * ifcvt.c (noce_try_store_flag_constants): Don't check
10240 no_new_pseudos here.
10241 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10242 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10243 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10244 noce_try_sign_mask): Likewise.
10245 (if_convert): Check no_new_pseudos here.
10247 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10249 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10250 (noce_get_condition): Handle new then_else_reversed argument.
10251 (noce_init_if_info): Remove, fold into noce_find_if_block.
10252 (noce_process_if_block): Take a struct noce_if_info as the
10253 argument. Don't set up one based on ce_if_info. Update pointer
10254 references accordingly.
10255 (cond_move_process_if_block): Likewise.
10256 (process_if_block): Removed.
10257 (find_if_block): Removed. Move functionality two new functions,
10258 noce_find_if_block and cond_exec_find_if_block.
10259 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10260 blocks and the symmetric IF-ELSE-JOIN case.
10261 (cond_exec_find_if_block): Also new function mostly based on old
10262 find_if_block and process_if_block.
10263 (find_if_header): Replace find_if_block call with separately
10264 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10265 (find_cond_trap): Update noce_get_condition call.
10266 (dead_or_predicable): Likewise.
10268 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10270 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10272 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10273 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10274 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10275 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10276 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10277 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10278 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10279 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10280 __builtin_ia32_psrad128 builtins.
10282 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10284 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10285 * config/i386/constraints.md
10286 (define_constraint "I"): Use IN_RANGE macro.
10287 (define_constraint "J"): Ditto.
10288 (define_constraint "K"): Ditto.
10289 (define_constraint "M"): Ditto.
10290 (define_constraint "N"): Ditto.
10291 (define_constraint "O"): Ditto.
10292 * config/i386/predicates.md
10293 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10294 (define_predicate "const_0_to_3_operand"): Ditto.
10295 (define_predicate "const_0_to_7_operand"): Ditto.
10296 (define_predicate "const_0_to_15_operand"): Ditto.
10297 (define_predicate "const_0_to_63_operand"): Ditto.
10298 (define_predicate "const_0_to_255_operand"): Ditto.
10299 (define_predicate "const_1_to_31_operand"): Ditto.
10300 (define_predicate "const_2_to_3_operand"): Ditto.
10301 (define_predicate "const_4_to_7_operand"): Ditto.
10303 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10305 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10306 in SImode for save_world.
10307 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10310 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10312 PR tree-optimization/30784
10313 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10316 2007-03-25 Revital Eres <eres@il.ibm.com>
10318 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10319 Fold movement_possibility function into it.
10321 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10323 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10324 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10325 (call_indirect_nonlocal_darwin64): Same.
10326 (call_nonlocal_darwin64): Same.
10327 (call_value_indirect_nonlocal_darwin64): Same.
10328 (call_value_nonlocal_darwin64): Same.
10329 (sibcall_nonlocal_darwin64): Same.
10330 (sibcall_value_nonlocal_darwin64): Same.
10331 (sibcall_symbolic_64): Same.
10332 (sibcall_value_symbolic_64): Same.
10333 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10335 (rs6000_emit_load_toc_table): Same.
10336 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10337 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10339 (divss_call): Same.
10340 (divus_call): Same.
10341 (quoss_call): Same.
10342 (quous_call): Same.
10343 (load_toc_v4_pic_si): Same
10344 (load_toc_v4_PIC_1): Same.
10345 (load_toc_v4_PIC_1b): Same.
10346 (call_indirect_aix{32,64}): Same.
10347 (call_value_indirect_aix{32,64}): Same.
10349 (call_value): Same.
10350 (call_local{32,64}): Same.
10351 (call_value_local{32,64}): Same.
10352 (call_indirect_nonlocal_aix{32,64}): Same.
10353 (call_nonlocal_aix{32,64}): Same.
10354 (call_value_indirect_nonlocal_aix{32,64}): Same.
10355 (call_value_nonlocal_aix{32,64}): Same.
10356 (call_indirect_nonlocal_sysv<mode>): Same.
10357 (call_nonlocal_sysv<mode>): Same.
10358 (call_value_indirect_nonlocal_sysv<mode>): Same.
10359 (call_value_nonlocal_sysv<mode>): Same.
10361 (sibcall_local{32,64}): Same.
10362 (sibcall_value_local{32,64}): Same.
10363 (sibcall_nonlocal_aix{32,64}): Same.
10364 (sibcall_value_nonlocal_aix{32,64}): Same.
10365 (sibcall_nonlocal_sysv<mode>): Same.
10366 (sibcall_value): Same.
10367 (sibcall_value_nonlocal_sysv<mode>): Same.
10369 2007-03-24 Paul Brook <paul@codesourcery.com>
10371 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10372 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10374 2007-03-24 Richard Henderson <rth@redhat.com>
10376 * config/ia64/constraints.md: New file.
10377 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10378 satisfies_constraint_?.
10379 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10380 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10381 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10382 ia64_output_mi_thunk): Likewise.
10383 (ia64_const_ok_for_letter_p): Remove.
10384 (ia64_const_double_ok_for_letter_p): Remove.
10385 (ia64_extra_constraint): Remove.
10386 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10387 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10388 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10389 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10390 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10391 EXTRA_MEMORY_CONSTRAINT): Remove.
10392 * config/ia64/ia64.md: Include constriants.md. Replace
10393 CONST_OK_FOR_? with satisfies_constraint_?.
10395 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10396 H.J. Lu <hongjiu.lu@intel.com>
10398 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10400 (name macros): Use DPD_BID_NAME to convert names properly.
10402 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10403 decimal floating point format.
10404 (init_floating_libfuncs): Change decimal functions so that they
10405 have a "bid_" prefix if the decimal system uses the BID format,
10406 and "dpd_" prefix if the decimal system uses the DPD format.
10407 (init_interclass_conv_libfuncs): Ditto.
10408 (init_intraclass_conv_libfuncs): Ditto.
10410 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10411 using the BID format.
10413 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10414 whether we are using the BID decimal format.
10415 * configure: Regenerate.
10417 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10418 the compiler has decimal floating point enabled. Define
10419 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10422 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10423 using the BID format.
10425 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10426 whether we are using the BID decimal format.
10427 * configure: Regenerate.
10429 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10430 the compiler has decimal floating point enabled. Define
10431 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10434 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10435 options, and that it is enabled for i386/x86_64 systems.
10437 * Makefile.in (enable_decimal_float): New.
10439 (DECNUMINC): Add -I$(DECNUMFMT).
10440 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10441 to $(DECNUMFMT) from $(DECNUM).
10443 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10444 Substitute enable_decimal_float.
10445 * configure: Regenerated.
10448 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10451 * configure.ac: Enable decimal float for x86_64-*-linux*.
10452 * configure: Regenerated.
10455 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10456 decimal128ClearSign to flip and clear the sign bit in decimal128.
10457 (decimal_real_maxval): Set decimal128SetSign to set the sign
10460 2007-03-23 Ian Lance Taylor <iant@google.com>
10462 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10464 2007-03-23 Ian Lance Taylor <iant@google.com>
10466 * tree-dump.c (dump_files): Correct comment.
10468 2007-03-23 Ian Lance Taylor <iant@google.com>
10470 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10472 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10474 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10475 in cfglayout mode. Don't go into and out of cfglayout mode.
10476 Link the blocks in the order of the constructed traces.
10477 (rest_of_handle_tracer): Adjust call to tracer.
10478 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10479 Don't go into cfglayout mode.
10480 (rtl_loop_done): Don't go out of cfglayout mode.
10481 * cfglayout.c (relink_block_chain): New function, split out from...
10482 (fixup_reorder_chain): ...here. Remove redundant checking.
10483 (cfg_layout_finalize): Don't clear the header, footer, and aux
10484 fields here, move the code to do so to relink_block_chain. Likewise
10485 for free_original_copy_tables.
10486 * rtl.h (tracer): Update prototype.
10487 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10488 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10489 mode. Use relink_block_chain to serialize the CFG according to the
10490 new basic block order. Move targetm.cannot_modify_jumps_p check from
10492 (gate_handle_reorder_blocks): ...to here.
10493 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10495 (gate_duplicate_computed_gotos): ...to here.
10496 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10497 something always changes when going into and out of cfglayout mode.
10498 Perform an expensive cfg cleanup while going into cfglayout mode.
10499 Always update liveness information on HAVE_conditional_execution
10500 targets. Reserialize the basic blocks and go out of cfglayout mode.
10501 * reg-stack.c: Include cfglayout.h.
10502 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10503 the call to reorder_basic_blocks.
10504 * basic-block.h (reorder_basic_blocks): Update prototype.
10505 (relink_block_chain): New prototype.
10506 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10508 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10510 * config/mips/mips.md (type, hazard, *movdi_32bit,
10511 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10512 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10513 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10514 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10515 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10517 (movcc): Change first xfer to multi.
10518 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10519 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10520 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10521 config/mips/generic.md: Change reservations using "xfer" to use
10523 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10524 using match_operand.
10525 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10526 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10528 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10530 2007-03-22 Richard Henderson <rth@redhat.com>
10532 * config/i386/i386.c: Remove unnecessary function declarations.
10533 Move targetm definition, and all related macros, to the end of
10534 the file. Resort some functions to put definitions before uses.
10535 (ix86_attribute_table): Make static. Move to end of file.
10536 (ix86_gimplify_va_arg): Make static.
10538 2007-03-22 Richard Henderson <rth@redhat.com>
10540 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10541 don't increase local_regparm with force_align_arg_pointer check.
10542 (ix86_function_sseregparm): Assert 32-bit.
10543 (type_has_variadic_args_p): New.
10544 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10545 type_has_variadic_args_p.
10546 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10547 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10548 use memset instead. Do maybe_vaarg check first; skip attribute
10549 tests if true; skip attribute tests for 64-bit.
10550 (construct_container): Remove TARGET_DEBUG_ARG.
10551 (function_arg_advance_32, function_arg_advance_64): Split out ...
10552 (function_arg_advance): ... from here.
10553 (function_arg_32, function_arg_64): Split out ...
10554 (function_arg): ... from here.
10555 (ix86_pass_by_reference): Tidy.
10556 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10557 (function_value_32): New, from parts of ix86_function_value
10558 and ix86_value_regno.
10559 (function_value_64): New, from parts of ix86_function_value
10560 and ix86_libcall_value.
10561 (ix86_function_value_1): New.
10562 (ix86_function_value, ix86_libcall_value): Use it.
10563 (return_in_memory_32, return_in_memory_64): Split out ...
10564 (ix86_return_in_memory): ... from here.
10565 (ix86_struct_value_rtx): Skip for 64-bit.
10566 (ix86_libcall_value, ix86_value_regno): Remove.
10567 (setup_incoming_varargs_64): Split out ...
10568 (ix86_setup_incoming_varargs): ... from here.
10569 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10570 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10571 * config/i386/i386-protos.h (ix86_function_value): Remove.
10572 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10574 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10577 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10578 infinities not supported, otherwise emit warning if -Woverflow. On
10579 underflow, emit warning if -Woverflow.
10580 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10582 * real.h (real_from_string): Update declaration
10584 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10585 Richard Henderson <rth@redhat.com>
10587 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10588 * calls.c (compute_argument_block_size, expand_call,
10589 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10590 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10591 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10592 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10593 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10594 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10595 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10596 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10599 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10601 * c-incpath.c (add_sysroot_to_chain): New.
10602 (merge_include_chains): Add sysroot argument. Call
10603 add_sysroot_to_chain if sysrooted.
10604 (register_include_chains): Update call to merge_include_chains.
10605 * doc/cppopts.texi: Document use of '=' in include directory
10608 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10610 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10611 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10612 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10613 insn pattern using X87MODEF12 mode macro.
10615 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10617 * regmove.c (regmove_optimize): Use reg_mentioned_p
10618 instead of reg_overlap_mentioned_p for DST.
10620 2007-03-21 Mike Stump <mrs@apple.com>
10622 * c.opt: Fixup for Objective-C/C++.
10624 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10626 * explow.c (convert_memory_address): Fold memory reference when
10627 POINTERS_EXTEND_UNSIGNED < 0
10629 2007-03-21 Richard Henderson <rth@redhat.com>
10632 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10633 * config/i386/mmintrin.h (__m64): Likewise.
10634 * config/i386/xmmintrin.h (__m128): Likewise.
10636 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10638 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10639 (VXWORKS_OS_CPP_BUILTINS): Define.
10640 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10641 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10643 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10645 * rtl.h (constant_pool_reference_p): Delete.
10646 (find_constant_src): Declare.
10647 * rtlanal.c (find_constant_src): New function.
10648 * simplify-rtx.c (constant_pool_reference_p): Delete.
10649 * config/i386/i386.md: Use find_constant_src instead of
10650 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10652 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10654 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10655 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10657 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10659 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10660 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10661 (arm_elf_asm_constructor): Use it.
10662 (arm_elf_asm_destructor): New function.
10664 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10666 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10668 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10670 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10672 2007-03-19 Andrew Haley <aph@redhat.com>
10674 PR tree-optimization/31264
10675 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10676 VIEW_CONVERT_EXPRs.
10678 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10680 PR rtl-optimization/30907
10681 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10682 (fwprop_init): Always call loop_optimizer_initialize.
10683 (fwprop_done): Always call loop_optimizer_finalize.
10684 (fwprop): We always have loop info now.
10685 (gate_fwprop_addr): Remove.
10686 (pass_fwprop_addr): Use gate_fwprop as gate.
10688 PR rtl-optimization/30841
10689 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10690 df_chain_alloc): Call df_reorganize_refs unconditionally.
10691 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10692 refs_organized to refs_organized_size.
10693 (df_ref_create_structure): Use refs_organized_size instead of
10694 bitmap_size if refs had been organized, and keep refs_organized_size
10696 * df.h (struct df_ref_info): Change refs_organized to
10697 refs_organized_size.
10698 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10701 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10703 * except.c (output_function_exception_table): Do not reference the
10704 EH personality routine for functions that do not require an
10707 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10710 * c-typeck.c (convert_for_assignment): Call comptypes for
10711 RECORD_TYPE or UNION_TYPE.
10713 PR inline-asm/30505
10714 * reload1.c (reload): Do invalid ASM checking after
10715 cleanup_subreg_operands.
10717 2007-03-19 Jeff Law <law@redhat.com>
10719 * tree-cfg.c (find_taken_edge): Tighten conditions for
10720 optimizing computed gotos.
10722 2007-03-19 Michael Matz <matz@suse.de>
10724 * builtins.c (expand_builtin_sync_operation,
10725 expand_builtin_compare_and_swap,
10726 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10729 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10730 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10733 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10735 * doc/tm.texi: Add brackets around the return type of
10736 TARGET_SECONDARY_RELOAD.
10738 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10739 Richard Guenther <rguenther@suse.de>
10741 PR tree-optimization/31254
10742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10743 Use handled_component_p () where appropriate. Continue
10744 propagating into the rhs if we propagated into an INDIRECT_REF
10747 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10749 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10750 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10751 (xde, xdee): Mode attributes adjusted to support DFP modes.
10752 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10753 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10754 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10755 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10756 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10757 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10758 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10760 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10761 "movsf"): Insn definitions removed.
10762 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10763 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10764 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10766 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10767 "reload_in<mode>", "reload_out<mode>"): Expander added.
10768 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10771 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10773 * config/s390/s390.md: Only non-functional changes. Renamed
10774 FPR mode macro to BFP all over the file.
10776 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10778 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10779 (op_type attribute): RRF instruction type added.
10780 (fT0): New mode attribute.
10781 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10782 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10783 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10784 instruction no secondary memory is needed when moving DFmode values
10785 between GPRs and FPRs.
10787 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10789 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10790 inverted and documentation adjusted.
10791 ("mhard-dfp", "msoft-dfp"): New options.
10792 * config/s390/s390.c (s390_handle_arch_option): New architecture
10794 (override_options): Sanity checks for the new options added.
10795 * config.gcc: New architecture switch: z9-ec.
10796 * config/s390/s390.h (processor_flags): PF_DFP added.
10797 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10798 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10799 when the bit is NOT set so remove it from the defaults.
10801 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10803 * genemit.c (main): Print include statement for dfp.h.
10804 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10807 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10809 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10811 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10814 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10815 instead of PATTERN.
10817 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10819 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10820 attr_length_call, output_call, output_indirect_call): Cleanup
10821 formatting of targetm calls.
10823 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10825 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10827 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10829 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10830 reservation, bypass and anti-bypass descriptions for these
10831 instructions. Update move patterns.
10832 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10835 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10837 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10838 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10839 (get_initial_def_for_reduction): Likewise.
10841 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10843 Fix PR tree-optimization/29922
10844 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10845 (get_representative): Removed.
10846 (value_dies_in_block_x): Update for rvuse removal.
10847 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10848 (compute_antic_aux): Handle when PHI nodes appear in
10849 non-single-successors.
10850 (dump_bitmap_of_names): Removed.
10851 (compute_antic_safe): Renamed and removed rvuse calculation.
10852 Calculate only antic safe.
10853 (insert_into_preds_of_block): Remove assert.
10854 (execute_pre): Update for renamed functions.
10855 (defer_or_phi_translate_block): New function.
10857 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10859 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10860 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10862 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10863 Follow spelling conventions.
10865 * tree-data-ref.h: Remove the prototype for analyze_array.
10867 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10869 PR tree-optimization/31041
10870 * tree-vect-transform.c (get_initial_def_for_induction): Call
10871 force_gimple_operand.
10873 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10875 * ipa-type-escape.c (look_for_casts) : Revert code to use
10876 handled_component_p due to ada test a-numaux.adb.
10878 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10880 * final.c (final_scan_insn): Alter the condition of a
10881 conditional trap if we have nonstandard CC.
10883 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10885 * configure.ac: Remove excess quoting from asm line 0 test.
10886 * configure: Rebuilt.
10888 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10890 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10891 * c-common.c (convert_and_check): Move warning logic to...
10892 (warnings_for_convert_and_check): ...here. Define.
10893 * c-common.h (warnings_for_convert_and_check): Declare.
10895 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10897 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10898 (output_call): Likewise.
10900 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10902 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10904 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10906 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10908 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10910 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10911 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10913 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10915 PR tree-optimization/31183
10916 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10917 Use double_int instead of unsigned int for representing access_strides.
10918 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10920 2007-03-16 Richard Guenther <rguenther@suse.de>
10922 PR tree-optimization/31146
10923 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10924 to allow recursion of forward_propagate_addr_expr.
10925 (forward_propagate_addr_into_variable_array_index): Likewise.
10926 (forward_propagate_addr_expr): Likewise.
10927 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10928 (forward_propagate_addr_expr_1): Recurse on simple copies
10929 instead of propagating into them. Do so for useless conversions
10931 (forward_propagate_addr_expr): Clean up unused statements after
10934 2007-03-16 Richard Guenther <rguenther@suse.de>
10936 * builtins.c (expand_builtin_cexpi): Use the right argument
10937 for the expansion via cexp.
10939 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10941 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10942 * configure: Rebuilt.
10944 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10947 * dwarf2out.c (force_type_die): Adjust comment.
10948 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10950 2007-03-15 DJ Delorie <dj@redhat.com>
10952 * config/frv/predicates.md (minmax_operator): Don't check operands
10955 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10957 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10958 Update constant estimates of number of iterations.
10959 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10960 argument renamed to "realistic".
10961 (compute_estimated_nb_iterations): Removed.
10962 (record_niter_bound): New function.
10963 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10964 call record_nonwrapping_iv with upper = false.
10965 (infer_loop_bounds_from_signedness): Pass upper argument to
10966 record_nonwrapping_iv.
10967 (estimate_numbers_of_iterations_loop): Do not call
10968 compute_estimated_nb_iterations. Record estimate based on profile
10969 information. Initialize the constant estimates of number of
10971 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10973 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10974 number of iterations is too small.
10975 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10976 (EST_NOT_AVAILABLE): Removed.
10977 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10978 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10981 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10983 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10984 Handle NE_EXPR guards.
10986 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10989 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10990 Set also -pedantic-errors by default for the preprocessor unless
10991 -fpermissive is given.
10993 2007-03-15 Richard Guenther <rguenther@suse.de>
10995 PR middle-end/29719
10996 PR middle-end/31161
10997 * builtins.c (expand_builtin_cexpi): As a fallback if we
10998 don't have builtins for sincos or cexp create a function
10999 declaration for cexp and expand to a call to that.
11000 (expand_builtin_int_roundingfn): Always fall
11001 back to floor/ceil and its variants even if they may be
11004 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11006 PR middle-end/31159
11007 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11008 jump tables, move the call to delete_dead_jumptables from here...
11009 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11010 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11011 don't allow merging of blocks that try_redirect_by_replacing_jump
11012 also does not handle when not optimizing.
11014 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11015 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11017 * config/i386/i386.md (x86_sahf_1): Correctly handle
11020 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11023 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11024 x86_64_general_operand as operand[2] predicate. Remove "iF"
11025 from operand constraints and use "e" constraint instead.
11026 (*subti3_1, *subti3_1 splitter): Ditto.
11027 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11028 operand[1] predicate.
11030 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11032 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11033 arrays, multiply the access strides by the size of the sub-array.
11034 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11036 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11038 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11039 the configured assembler supports the sahf mnemonic.
11040 * configure: Regenerate.
11041 * config.in: Regenerate.
11043 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11044 emit "sahf" or ".byte\t0x9e" as asm template.
11046 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11049 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11050 option to replace hard coded TARGET_xxx in md file.
11051 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11052 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11053 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11054 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11055 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11056 (X86_TUNE_NOT_VECTORMODE): Ditto.
11057 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11058 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11059 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11060 (TUNE_SLOW_IMUL_IMM8): Ditto.
11061 (TUNE_MOVE_M1_VIA_OR): Ditto.
11062 (TUNE_NOT_UNPAIRABLE): Ditto.
11063 (TUNE_NOT_VECTORMODE): Ditto.
11065 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11068 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11069 tuning options instead of hard coded TARGET_xxx.
11070 (fix ssemode peephole2's): Ditto.
11071 (imul peephole2's): Ditto.
11073 (movdi_or_rex64): Ditto.
11074 (move peephole2): Ditto.
11075 (not peephole2's): Ditto.
11077 2007-03-14 Dirk Mueller <dmueller@suse.de>
11079 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11080 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11081 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11083 * c-parser.c (c_parser_do_statement): Warn about empty body in
11084 do/while statement.
11085 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11086 * doc/invoke.texi (-Wempty-body): Update documentation.
11088 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11091 * c-common.h (warn_for_div_by_zero): Declare.
11092 * c-common.c (warn_for_div_by_zero): Define.
11093 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11096 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11098 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11099 to PREFIX and STANDARD_PREFIX.
11101 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11102 Phil Edwards <phil@codesourcery.com>
11104 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11105 (__gthread_once_t): Remove busy field for RTPs.
11106 (__GTHREAD_ONCE_INIT): Update accordingly.
11108 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11110 * doc/invoke.texi: Document VxWorks options.
11112 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11114 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11116 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11118 PR tree-optimization/30590
11119 * tree-nrv.c (tree_nrv): Check for the partial update of the
11122 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11124 * flags.h (flag_random_seed): Remove declaration, in favor of...
11125 * toplev.h (get_random_seed, set_random_seed): ... these.
11126 * tree.c (get_file_function_name): Use the former.
11127 * opts.c (common_handle_option): Use the latter.
11130 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11132 PR middle-end/31127
11133 * cse.c (cse_find_path): Do not bail out if a basic block that
11134 we already visited now becomes part of a path that starts at a
11135 different basic block. Just disallow this, to make sure we
11136 visit each basic block at most once.
11138 2007-03-13 Jan Hubicka <jh@suse.cz>
11140 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11141 attributes, when profile esitmate is present, calls with very low
11142 frequency are cold.
11144 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11146 PR tree-optimization/30730
11147 PR tree-optimization/26900
11148 * tree-ssa-loop-niter.c: Include gmp.h.
11149 (bounds): New type.
11150 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11151 split_to_var_and_offset, determine_value_range,
11152 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11153 bound_difference, bounds_add, bounds_negate,
11154 number_of_iterations_ne_max, dump_affine_iv): New functions.
11155 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11156 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11157 difference of initial and final value of control iv to validate
11159 (number_of_iterations_cond): Add loop parameter. Determine bounds
11160 on the difference of the extremes of the control iv. Add dumps.
11161 (expand_simple_operations): Handle phi nodes.
11162 (simplify_using_initial_conditions): Do not record used conditions.
11163 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11164 Do not set additional_info.
11165 (implies_nonnegative_p, implies_ge_p): Removed.
11166 (derive_constant_upper_bound): Do not use parameter `additional'.
11167 (record_estimate): Parameter `additional' removed. Parameter
11168 `i_bound' added. Do not call derive_constant_upper_bound.
11169 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11170 bound the number of iterations estimate.
11171 (estimate_numbers_of_iterations_loop): Pass the estimate from
11172 the number of iterations analysis to record_estimate.
11173 * tree.h (multiple_of_p): Declare.
11174 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11175 (scev_const_prop): Do not check expression_expensive_p.
11176 * fold-const.c (multiple_of_p): Exported.
11177 * double-int.c (double_int_mask): Exported.
11178 * double-int.h (double_int_mask): Declare.
11179 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11180 field. Added max field.
11182 2007-03-13 David Taylor <taylor@candd.org>
11185 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11188 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11191 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11192 two unamed patterns.
11194 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11196 * config/i386/i386.opt (mcx16, msahf): New options.
11197 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11198 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11200 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11201 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11202 Output -mcx16 and -msahf options when corresponding bit is set.
11204 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11205 and -msahf options.
11207 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11209 * configure.ac: Test for assembler tolerance to # 0 "".
11210 * configure, config.in: Rebuilt.
11211 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11213 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11215 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11217 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11218 (handle_syscall): Handle direct system calls.
11219 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11221 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11223 * doc/invoke.texi: Fix cpp.info cross-reference.
11224 * doc/passes.texi: Fix gcc.info cross-reference.
11226 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11228 PR tree-optimization/30835
11229 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11230 bb_for_stmt is not NULL before accessing it.
11232 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11234 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11237 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11240 * doc/install.texi: Document --enable-stage1-languages
11242 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11244 * tree-pass.h (pass_into_cfg_layout_mode,
11245 pass_outof_cfg_layout_mode): Declare.
11246 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11247 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11248 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11249 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11251 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11253 * c-decl.c (warn_variable_length_array): New function.
11254 Refactored from grokdeclarator to handle warn_vla
11255 and handle unnamed array case.
11256 (grokdeclarator): Refactored VLA warning case.
11257 * c.opt (Wvla): New flag.
11258 * doc/invoke.texi (Wvla): New warning.
11260 2007-03-12 Richard Henderson <rth@redhat.com>
11262 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11263 (TARGET_SECTION_TYPE_FLAGS): New.
11265 2007-03-12 Richard Henderson <rth@redhat.com>
11267 * config/darwin.c (machopic_reloc_rw_mask): New.
11268 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11269 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11271 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11273 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11274 * cppdefault.h (cpp_PREFIX): Document.
11275 (cpp_PREFIX_len): Likewise.
11276 (cpp_EXEC_PREFIX): New variable.
11277 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11278 * c-incpath.c (add_standard_paths): Correct logic for relocating
11279 paths within prefix.
11281 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11283 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11284 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11286 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11287 fix_truncdfdi_sse using SSEMODEF mode macro.
11288 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11289 fix_truncdfsi_sse using SSEMODEF mode macro.
11290 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11291 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11293 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11295 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11296 elfos.h to tm_file.
11298 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11300 * tree.h : Add multiple_of_p declaration.
11301 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11302 * ipa-type-escape.c (results_of_malloc): Redundant.
11303 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11304 (cast_type): Extended with new members.
11305 (check_cast): Returns cast_type.
11306 (cast): New structure for data of walk_use_def_chains.
11307 (is_malloc_result, is_cast_from_non_pointer_1,
11308 is_cast_from_non_pointer,
11309 is_array_access_through_pointer_and_index): New functions.
11310 (look_for_casts): Returns cast types.
11311 (check_call): Returns void.
11312 (okay_pointer_operation): Use support of pointer plus index,
11313 pointer plus constant and allow all multiplications.
11315 2007-03-11 Richard Guenther <rguenther@suse.de>
11317 PR tree-optimization/31115
11318 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11319 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11320 A shift count of zero is not special as with *_DIV_EXPR.
11321 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11324 2007-03-11 Ian Lance Taylor <iant@google.com>
11326 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11327 the *_DIV_EXPR codes correctly with overflow infinities.
11329 2007-03-11 Ira Rosen <irar@il.ibm.com>
11331 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11332 indicate success/failure of the analysis. Add negation to subtrahend
11333 in case of subtraction. Fail if both operands contain constants.
11334 (create_data_ref): Fail if analyze_offset fails.
11336 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11338 * config/i386/i386.md (frndintxf2): Rename to ...
11339 (rintxf2): ... this. Remove expander having same name.
11340 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11341 (roundsf2, rounddf2): Ditto.
11342 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11343 (lround<mode>di2, lround<mode>si2): Ditto.
11345 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11347 * lower-subreg.c: Include except.h.
11348 (decompose_multiword_subregs): Verify that the only control flow
11349 insns we can split are loads to multi-words pseudos.
11350 Handle breaking such blocks after splitting, instead of calling
11351 find_many_sub_basic_blocks.
11353 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11354 on the new basic block. Add a lengthy comment explaining why we
11355 thought this was necessary.
11356 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11358 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11361 * tree.c (walk_type_fields): Recurse into the element type of
11362 ARRAY_TYPEs if there is a pointer set.
11364 2007-03-10 Dirk Mueller <dmueller@suse.de>
11366 * c-common.c (warn_logical_operator): Fix condition.
11368 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11370 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11372 * config/darwin.c (machopic_select_section): Remove superfluous
11373 argument in call to categorize_decl_for_section. Remove unused
11376 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11378 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11380 * configure: Regenerate.
11382 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11385 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11386 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11387 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11388 Add LABEL_NUSES to emitted label.
11389 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11390 branch probability value to emitted jump insn.
11391 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11392 Do not check life information and do not re-arrange input operands
11393 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11395 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11397 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11398 the change of decode_asm_operands.
11400 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11402 * mode-switching.c (create_pre_exit): Skip blockage insn.
11404 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11406 * tree-pass.h (TODO_update_smt_usage): Remove.
11408 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11412 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11414 * pa.c (attr_length_call): Revise condition for long
11415 pc-relative branch.
11416 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11417 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11418 sequence on SOM target.
11420 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11422 * gcc.c: Document %{, in big comment at top.
11423 (input_suffix_matches): Remove special handling for .s and
11425 (input_spec_matches): New.
11426 (handle_braces): Handle %{,.
11427 (validate_switches): ',' indicates a value which is not a switch.
11428 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11429 to detect assembler input.
11430 * config/i386/sol2.h (CPP_SPEC): Likewise.
11431 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11432 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11433 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11434 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11435 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11436 -m64 causes deployment target to default to 10.5.
11437 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11439 2007-03-09 Richard Henderson <rth@redhat.com>
11442 * target.h (targetm.asm.out.reloc_rw_mask): New.
11443 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11444 (TARGET_ASM_OUT): Use it.
11445 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11446 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11447 use the new reloc_rw_mask target hook instead.
11448 (default_section_type_flags_1): Merge into...
11449 (default_section_type_flags): ... here.
11450 (decl_readonly_section_1): Merge into...
11451 (decl_readonly_section): ... here.
11452 (default_elf_select_section_1): Merge into...
11453 (default_elf_select_section): ... here.
11454 (default_unique_section_1): Merge into...
11455 (default_unique_section): ... here.
11456 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11457 (default_select_rtx_section): Use it.
11458 (default_elf_select_rtx_section): Likewise.
11459 * output.h: Update to match.
11460 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11461 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11462 (TARGET_ASM_RELOC_RW_MASK): New.
11463 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11464 to categorize_decl_for_section.
11465 (x86_64_elf_unique_section): Likewise.
11466 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11467 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11468 (TARGET_ASM_RELOC_RW_MASK): New.
11469 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11470 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11471 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11472 (TARGET_RWRELOC): Remove.
11473 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11474 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11475 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11476 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11477 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11478 (rs6000_xcoff_select_section): Use decl_readonly_section.
11479 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11480 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11481 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11482 (TARGET_SECTION_TYPE_FLAGS): Remove.
11483 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11485 2007-03-09 Roger Sayle <roger@eyesopen.com>
11487 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11488 complex constant equality/inequality comparisons for here.
11489 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11490 known at compile-time or can be simplified to a scalar comparison.
11491 (fold_relational_const): Move compile-time evaluation of complex
11492 constant equality/inequality comparisons to here.
11494 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11496 PR rtl-optimization/30643
11497 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11499 (fold_rtx): Recurse, like before 2006-11-03.
11501 2007-03-09 DJ Delorie <dj@redhat.com>
11503 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11506 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11508 PR tree-optimization/30375
11509 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11510 LHS of statements is not the same.
11511 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11513 2007-03-09 Chao-ying Fu <fu@mips.com>
11515 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11517 * doc/invoke.texi (-mdspr2): Document new option.
11518 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11519 New unspec for DSP REV 2.
11520 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11521 these instructions are extended in DSP REV 2.
11522 (mips-dspr2.md): Include.
11523 * config/mips/mips.opt (mdspr2): New option.
11524 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11525 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11526 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11527 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11528 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11529 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11530 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11532 (bdesc_map): Add one field of unsupported_target_flags.
11533 (bdesc_arrays): Update entries to have extra fields. Add
11535 (mips_init_builtins): Initialize new function types.
11536 Check unsupported_target_fileds to filter out builtins.
11537 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11539 (ASM_SPEC): Pass mdspr2 to the assembler.
11540 * config/mips/mips-dspr2.md: New file.
11542 2007-03-09 Sa Liu <saliu@de.ibm.com>
11544 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11546 2007-03-09 Ian Lance Taylor <iant@google.com>
11548 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11549 argument) like -Wstrict-overflow=2.
11550 * doc/invoke.texi (Warning Options): Update documentation.
11552 2007-03-09 Dirk Mueller <dmueller@suse.de>
11555 * doc/invoke.texi (-Wlogical-op): Document.
11556 * common.opt (-Wlogical-op): New.
11557 * c-common.h (warn_logical_operator): Declare.
11558 * c-common.c (warn_logical_operator): Define.
11559 * c-typeck.c (parser_build_binary_op): Call
11560 warn_logical_operator.
11562 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11564 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11565 * final.c (final_scan_insn): Test for non-"" file name.
11567 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11569 * doc/loop.texi: Document the Omega linear constraints solver.
11570 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11571 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11572 omega-hash-table-size, omega-max-keys, and
11573 omega-eliminate-redundant-constraints.
11574 * tree-pass.h (pass_check_data_deps): Declared.
11577 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11578 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11579 pass_check_data_deps): New.
11580 * tree-data-ref.c (init_data_ref): Remove declaration.
11581 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11582 (analyze_array): Renamed init_array_ref, move up initializations.
11583 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11584 Removed arguments that are set to NULL.
11585 (analyze_indirect_ref): Correct indentation, correct call to
11587 (object_analysis): Call init_array_ref instead of analyze_array.
11588 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11589 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11590 of DR_ACCESS_FNS_ADDR.
11591 (init_omega_eq_with_af, omega_extract_distance_vectors,
11592 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11593 ddr_consistent_p): New.
11594 (compute_affine_dependence): Check consistency of ddrs when
11595 flag_check_data_deps is passed.
11596 (analyze_all_data_dependences): Uncomment.
11597 (tree_check_data_deps): New.
11598 * tree-data-ref.h: Include omega.h.
11599 (DR_ACCESS_FNS_ADDR): Removed.
11600 (data_dependence_relation): Add inner_loop.
11601 (DDR_INNER_LOOP): New.
11602 * common.opt (fcheck-data-deps): New.
11603 * tree-flow.h (tree_check_data_deps): Declare.
11604 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11605 (OBJS-common): Depend on omega.o.
11607 * passes.c (pass_check_data_deps): Scheduled.
11608 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11609 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11610 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11611 PARAM_VECT_MAX_VERSION_CHECKS,
11612 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11614 2007-03-09 Richard Guenther <rguenther@suse.de>
11616 PR tree-optimization/30904
11617 PR middle-end/31058
11618 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11619 the same way as *_DIV_EXPR.
11621 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11623 * recog.c (decode_asm_operands): No mixed declarations and code.
11625 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11627 * rtl.def (ASM_INPUT): Add location.
11628 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11629 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11630 (decode_asm_operands): Add loc operand.
11631 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11632 * stmt.c (expand_asm): Rename to...
11633 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11634 gen_rtx_ASM_INPUT_loc.
11635 (expand_asm_expr): Adjust.
11636 * recog.c (decode_asm_operands): Add loc operand.
11637 (check_asm_operands, extract_insn): Adjust.
11638 * reload1.c (maybe_fix_stack_asms): Likewise.
11639 * final.c (asm_insn_count): Likewise.
11640 (final_scan_insn): Output # line before and after asm.
11642 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11644 * tree-ssa-structalias.c (variable_info): Remove
11646 (new_var_info): Ditto.
11647 (shared_bitmap_info_t): New structure.
11648 (shared_bitmap_table): New variable.
11649 (shared_bitmap_hash): New function.
11650 (shared_bitmap_eq): Ditto
11651 (shared_bitmap_lookup): Ditto.
11652 (shared_bitmap_add): Ditto.
11653 (merge_smts_into): Change to take bitmap directly.
11654 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11655 (init_alias_vars): Init shared bitmap hashtable.
11656 (delete_points_to_sets): Delete shared bitmap hashtable.
11657 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11658 is_aliased removal as a change that was still necessary was
11661 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11663 * config/i386/i386.h (override_options): Conditionally disable
11664 x86_sahf for 64bit targets only.
11666 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11669 * c-decl.c (merge_decls): Don't call make_var_volatile.
11670 * varasm.c (make_var_volatile): Remove.
11671 * output.h (make_var_volatile): Remove.
11673 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11675 PR tree-optimization/31085
11676 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11678 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11680 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11681 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11682 ATTR_CONST_NOTHROW_LIST.
11684 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11687 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11689 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11691 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11694 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11696 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11697 passed, use shared libgcc.
11699 2007-03-08 Roger Sayle <roger@eyesopen.com>
11701 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11702 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11703 (honor_protect_cleanup_actions, lower_try_finally_switch):
11705 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11706 ifc_temp_var): Likewise.
11707 * tree-inline.c (setup_one_parameter): Likewise.
11708 * tree-mudflap.c (mf_decl_cache_locals,
11709 mf_build_check_statement_for): Likewise.
11710 * tree-nested.c (init_tmp_var, save_tmp_var,
11711 finalize_nesting_tree_1): Likewise.
11712 * tree-outof-ssa.c (insert_copy_on_edge,
11713 insert_backedge_copies): Likewise.
11714 * tree-profile.c (tree_gen_edge_profiler,
11715 tree_gen_ic_profiler): Likewise.
11716 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11717 * tree-sra.c (sra_build_assignment): Likewise.
11718 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11719 * tree-ssa-math-opts.c (insert_reciprocals,
11720 execute_cse_sincos_1): Likewise.
11721 * tree-tailcall.c (adjust_accumulator_values,
11722 adjust_return_value): Likewise.
11723 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11724 * tree-vect-transform.c (vect_create_data_ref_ptr,
11725 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11726 vect_create_epilog_for_reduction, vectorizable_reduction,
11727 vectorizable_call, vectorizable_conversion,
11728 vectorizable_assignment, vectorizable_operation,
11729 vectorizable_type_demotion, vect_gen_widened_results_half,
11730 vect_permute_store_chain, vectorizable_store,
11731 vect_setup_realignment, vect_permute_load_chain,
11732 vectorizable_load, vectorizable_condition,
11733 vect_create_cond_for_align_checks): Likewise.
11734 * tree-vrp.c (build_assert_expr_for): Likewise.
11736 2007-03-08 Ian Lance Taylor <iant@google.com>
11738 * tree-vrp.c: Include "intl.h".
11739 (usable_range_p): New static function.
11740 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11741 overflowed values, juts set *strict_overflow_p.
11742 (compare_values): Only return -2 if one of the operands is not a
11744 (compare_ranges): Call usable_range_p.
11745 (compare_range_with_value): Likewise.
11746 (vrp_evaluate_conditional_warnv): Rename from
11747 vrp_evaluate_conditional. Make static. Change all callers.
11748 (vrp_evaluate_conditional): New function.
11749 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11750 on signed overflow.
11751 (simplify_abs_using_ranges): Likewise.
11752 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11753 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11754 within_stmt parameter.
11755 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11756 vrp_evaluate_conditional.
11757 * tree-ssa-threadedge.c
11758 (record_temporary_equivalences_from_stmts_at_dest): Change
11759 simplify parameter to take a second tree parameter.
11760 (simplify_control_stmt_condition): Likewise.
11761 (thread_across_edge): Likewise.
11762 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11763 (thread_across_edge): Likewise.
11764 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11766 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11768 * config/i386/i386.h (TARGET_SAHF): New define.
11769 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11770 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11771 (x86_sahf): New global variable.
11772 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11773 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11774 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11775 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11777 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11778 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11779 when expanding fcomi/sahf based tests.
11780 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11781 expanding sahf based alternative. Emit sahf based sequence when
11782 optimizing for code size.
11783 * config/i386/i386.md (x86_sahf_1): Do not disable for
11784 TARGET_64BIT, enable for TARGET_SAHF.
11786 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11788 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11789 spurious whitespace from error message.
11791 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11794 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11796 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11798 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11800 * tree-sra.c (instantiate_element): Propagate disabled warnings
11801 from the element itself to the created variable.
11803 2007-03-07 Richard Henderson <rth@redhat.com>
11806 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11807 silently fix up the stack in the case of a missing register.
11809 2007-03-07 Paul Brook <paul@codesourcery.com>
11811 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11813 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11815 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11817 (phase1_vrs): Use them.
11818 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11819 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11820 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11821 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11822 __gnu_Unwind_Restore_WMMXC if required.
11823 (_Unwind_VRS_Pop): Implement iWMMXt support.
11824 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11825 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11826 gnu_Unwind_Save_WMMXC): Define.
11828 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11830 * config/vxworks.h (vxworks_override_options): Declare.
11831 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11832 * config/vxworks.c: Include target.h and toplev.h.
11833 (vxworks_override_options): New function.
11834 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11836 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11838 * config/s390/s390.c (override_options): Don't emit an error when
11839 -mstack-size is used without providing -mstack-guard.
11840 (s390_emit_prologue): Choose stack_guard value automatically if not
11841 provided via command line.
11842 * doc/invoke.texi: Adjust description of -mstack-guard and
11845 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11847 * config/i386/i386.c (output_set_got): Add a GOT initialization
11848 sequence for VxWorks PIC.
11849 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11850 around labels as well as symbols. Use gotoff_operand instead
11851 of local_symbolic_operand.
11852 (legitimize_pic_address): Use gotoff_operand instead of
11853 local_symbolic_operand. Use @GOT accesses for labels as
11855 (ix86_output_addr_diff_elt): Use PC-relative rather than
11856 GP-relative offsets for VxWorks PIC.
11857 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11858 no_new_pseudos. Check whether the returned register is op0.
11859 * config/i386/i386.md (tablejump): Use PC-relative rather than
11860 GP-relative offsets for VxWorks PIC.
11861 * config/i386/predicates.md (gotoff_operand): New predicate.
11863 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11865 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11867 * config/vxworks-dummy.h: New file.
11868 * config/i386/i386.h: Include it.
11870 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11872 * dwarf2out.c (is_inlined_entry_point): New
11873 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11874 DW_AT_ranges if the first subblock is the entry point.
11876 2007-03-06 David Daney <ddaney@avtrex.com>
11878 * doc/install.texi (mips-*-*): Change recommended binutils
11881 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11883 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11884 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11886 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11887 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11889 2007-03-06 Jan Hubicka <jh@suse.cz>
11891 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11892 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11894 (probably_cold_bb_p): Cold functions are cold.
11895 (probably_never_executed_bb_p): Cold functions are cold.
11896 (tree_bb_level_predictions): Predict calls to cold functions as not
11898 (compute_function_frequency): Check hot/cold attributes.
11899 * function.h (function_frequency): Update comments.
11900 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11901 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11902 (c_common_att): Add cold and hot.
11904 * doc/extend.texi (hot,cold attributes): Document.
11906 2007-03-06 Andrew Haley <aph@redhat.com>
11908 * function.c (expand_function_end): Move blockage to just after we
11909 emit the label for the naked return from the function.
11911 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11913 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11916 2007-03-06 Jan Hubicka <jh@suse.cz>
11918 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11919 loaded for constant large models. Non-large 64bit PIC can do.
11920 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11921 * cmodel.h: Add LARGE PIC.
11922 * i386.md (UNSPEC_PLTOFF): New.
11923 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11925 (*call_1_rex64): Disable for large models.
11926 (*call_1_rex64_large): New.
11927 (*call_value_1_rex64): Disable for large models.
11928 (*call_value_1_rex64_large): New.
11929 (set_rip_rex4): New.
11930 (set_got_offset_rex64): New.
11931 * predicates.md (constant_call_address_operand): For large model
11932 constant calls are not possible.
11933 * i386-protos.h (construct_plt_address): Declare.
11934 * i386.c (override_options): Accept large models.
11935 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11936 (legitimate_constant_p): Add new UNSPECs.
11937 (legitimate_pic_operand_p): Likewise.
11938 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11939 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11941 (output_pic_addr_const): Add PLTOFF.
11942 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11943 (ix86_expand_move): Legitimize pic address when in PIC mode.
11944 (construct_plt_address): New function.
11945 (ix86_expand_call): Offload the address to register and use GOT
11946 pointer for large model.
11947 * invoke.texi (mcmodel=large): Update documentation.
11949 2007-03-06 Richard Henderson <rth@redhat.com>
11951 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11952 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11953 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11954 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11955 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11956 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11957 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11958 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11959 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11960 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11961 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11962 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11963 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11964 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11965 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11966 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11967 x86_schedule, x86_use_bt, x86_pad_returns,
11968 x86_use_xchgb): Merge into ...
11969 (ix86_tune_features): ... here. New array.
11970 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11971 x86_bswap): Merge into ...
11972 (ix86_arch_features): ... here. New array.
11973 (x86_3dnow_a): Remove.
11974 (x86_accumulate_outgoing_args): Make static.
11975 (x86_arch_always_fancy_math_387): Make static.
11976 (ix86_tune_mask, ix86_arch_mask): Move ...
11977 (override_options): ... to local variables here. Apply the
11978 appropriate mask to each element of ix86_arch_features and
11979 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11980 as were done in the old macros.
11981 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11982 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11983 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11984 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11985 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11986 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11987 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11988 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11989 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11990 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11991 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11992 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11993 x86_accumulate_outgoing_args, x86_prologue_using_move,
11994 x86_epilogue_using_move, x86_decompose_lea,
11995 x86_arch_always_fancy_math_387, x86_shift1,
11996 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11997 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11998 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11999 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12000 x86_use_incdec, x86_pad_returns, x86_bswap,
12001 x86_partial_flag_reg_stall): Remove.
12002 (enum ix86_tune_indices): New.
12003 (ix86_tune_features): New.
12004 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12005 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12006 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12007 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12008 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12009 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12010 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12011 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12012 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12013 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12014 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12015 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12016 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12017 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12018 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12019 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12020 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12021 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12022 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12023 TARGET_EXT_80387_CONSTANTS): Use it.
12024 (enum ix86_arch_indices): New.
12025 (ix86_arch_features): New.
12026 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12027 TARGET_BSWAP): Use it.
12028 (ix86_tune_mask, ix86_arch_mask): Remove.
12030 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12033 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12034 Define using $${sysroot_headers_suffix}.
12035 * configure: Regenerate.
12036 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12037 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12039 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12040 * gcc.c (print_sysroot_headers_suffix): New.
12041 (option_map): Include --print-sysroot-headers-suffix.
12042 (display_help): Mention -print-sysroot-headers-suffix.
12043 (process_command): Handle -print-sysroot-headers-suffix.
12044 (do_spec_1): Append multilib directory to include-fixed path if
12045 sysroot suffixes in use.
12046 (main): Handle -print-sysroot-headers-suffix.
12047 * Makefile.in (start.encap): Don't depend on xlimits.h
12048 (xlimits.h): Remove.
12049 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12050 limits.h for each multilib in fixinc_list.
12051 (fixinc_list, s-fixinc_list): New.
12052 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12053 generate them for each multilib in fixinc_list.
12054 (stmp-fixproto): Use include-fixed. Run fixproto for each
12055 multilib in fixinc_list.
12056 (mostlyclean): Don't remove xlimits.h.
12057 (clean): Remove include-fixed.
12058 (real-install-headers-tar, real-install-headers-cpio,
12059 real-install-headers-cp): Don't copy include, only include-fixed.
12060 (install-mkheaders): Depend on fixinc_list. Don't depend on
12061 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12062 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12063 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12065 2007-03-06 Jan Hubicka <jh@suse.cz>
12067 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12070 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12072 * configure.ac: Allow tm_file to contain build-directory files.
12073 * configure: Regenerate.
12074 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12075 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12076 * config/m68k/print-sysroot-suffix.sh: New file.
12078 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12080 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12081 of pic_offset_table_rtx if reload_completed.
12082 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12083 PIC_OFFSET_TABLE_REGNUM.
12084 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12086 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12087 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12089 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12091 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12092 functions that call eh_return.
12094 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12096 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12097 functions that need a constant pool.
12099 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12102 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12103 (m68k_preferred_reload_class): Likewise.
12104 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12105 (SECONDARY_RELOAD_CLASS): Define.
12106 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12107 (LIMIT_RELOAD_CLASS): Delete.
12108 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12109 registers from storing bytes.
12110 (m68k_secondary_reload_class): New function.
12111 (m68k_preferred_reload_class): Likewise.
12113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12115 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12117 (m68k_expand_prologue): Likewise.
12119 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12121 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12122 (mips_expand_epilogue): Add a bool parameter.
12123 (m68k_legitimize_sibcall_address): Declare.
12124 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12125 (m68k_expand_epilogue): Add a parameter to select between sibling
12126 and normal epilogues. Only generate a return for the latter.
12127 (m68k_ok_for_sibcall_p): New function.
12128 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12129 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12130 (sibcall_value, *sibcall_value): Likewise.
12131 (*call, *call_value): Require !SIBLING_CALL_P.
12132 (epilogue): Update call to m68k_expand_epilogue.
12133 (sibcall_epilogue): New pattern.
12134 * config/m68k/predicates.md (const_call_operand): Say that this
12135 predicate applies to sibling calls too.
12136 (sibcall_operand): New predicate.
12138 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12140 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12141 alternatives as movsi_cf.
12142 (movsf_cf_hard): Add commentary.
12144 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12145 Richard Sandiford <richard@codesourcery.com>
12147 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12148 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12149 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12150 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12151 as being live on exit from an interrupt function.
12152 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12153 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12154 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12155 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12156 (m68k_interrupt_function_p): Globalize.
12157 (m68k_compute_frame_layout): Remove reverse mask code.
12158 (m68k_emit_movem, m68k_set_frame_related): New functions.
12159 (m68k_output_function_prologue): Delete in favor of...
12160 (m68k_expand_prologue): ...this new function.
12161 (m68k_output_function_epilogue): Delete in favor of...
12162 (m68k_expand_epilogue): ...this new function.
12163 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12165 (print_operand): Handle %?.
12166 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12167 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12168 (prologue, epilogue): New patterns.
12169 (return): Turn into a define_expand.
12170 (*return): New pattern, derived from old "return" pattern. Use rte
12171 rather than rts for interrupt functions. Only use rtd if the pop
12173 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12174 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12175 (link, *link, unlink, *unlink, load_got): Likewise.
12177 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12181 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12182 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12183 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12184 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12185 and m68k_matches_u_p.
12186 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12187 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12188 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12189 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12190 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12191 (REG_STRICT_P): New macro.
12192 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12193 PCREL_GENERAL_OPERAND_OK.
12194 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12195 m68k_legitimate_base_reg_p.
12196 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12197 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12198 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12199 * config/m68k/m68k.c (m68k_address): New structure.
12200 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12201 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12202 (m68k_jump_table_ref_p, m68k_decompose_address)
12203 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12204 (m68k_matches_u_p): New functions.
12205 (print_operand_address): Rewrite to use m68k_decompose_index.
12207 2007-03-05 David Taylor <dtaylor@emc.com>
12209 * gcc.c: Correct copyright date in --version output.
12211 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12213 * pa.md: In unamed move patterns, disparge copies between general
12214 and floating point registers using '?' modifier. Don't include 'f'
12215 constraint for register preferences in DImode, SImode, HImode and
12216 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12217 Remove constraints for copies between general and floating registers
12218 in soft-float DFmode pattern.
12219 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12223 2007-03-05 Mike Stump <mrs@apple.com>
12225 * c-common.c (targetcm): Add.
12226 * c-opts.c (c_common_handle_option): Handle language specific
12228 * opts.c (handle_option): Verify language for target options, if
12230 * opth-gen.awk: Add CL_LANG_ALL.
12231 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12232 (TARGETCM_INITIALIZER): Add.
12233 * target.h (struct gcc_targetcm): Add.
12235 * targhooks.c (default_handle_c_option): Add.
12236 * targhooks.h (default_handle_c_option): Add.
12237 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12239 * config/darwin.opt (iframework): Add.
12240 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12241 * config/darwin-c.c (handle_c_option): Add.
12242 (TARGET_HANDLE_C_OPTION): Add.
12244 * doc/invoke.texi (Darwin Options): Add -iframework.
12246 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12248 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12251 2007-03-05 Ian Lance Taylor <iant@google.com>
12253 * c.opt (fgnu89-inline): New option.
12254 * c-opts.c (c_common_post_options): Set default value for
12256 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12257 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12259 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12260 (grokdeclarator, start_function): Likewise.
12261 * c-cppbuiltin.c (c_cpp_builtins): Define either
12262 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12263 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12264 (C Dialect Options): Document -fgnu89-inline.
12265 * doc/extend.texi (Function Attributes): Explain what the
12266 gnu_inline attribute does.
12267 * doc/cpp.texi (Common Predefined Macros): Document
12268 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12270 2007-03-05 Ian Lance Taylor <iant@google.com>
12272 PR tree-optimization/31034
12273 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12274 half-range if the other side is an overflow infinity.
12276 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12278 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12279 (bfin*-linux-uclibc*): New configuration.
12280 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12282 * config/bfin/linux.h: New file.
12283 * config/bfin/libgcc-bfin.ver: New file.
12284 * config/bfin/t-bfin-uclinux: New file.
12285 * config/bfin/t-bfin-linux: New file.
12286 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12287 (TARGET_OS_CPP_BUILTINS): New macro.
12289 2007-03-05 Richard Guenther <rguenther@suse.de>
12291 * fold-const.c (fold_binary): Remove duplicate folding
12292 of comparison of non-null ADDR_EXPR against null.
12294 2007-03-05 Richard Guenther <rguenther@suse.de>
12295 Dorit Nuzman <dorit@il.ibm.com>
12297 PR tree-optimization/26420
12298 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12299 are no loops in the function. Only print the number of
12300 vectorized loops if it is greater than zero or we are supposed
12301 to print information about unvectorized loops.
12303 2007-03-05 Revital Eres <eres@il.ibm.com>
12305 * gcc.dg/var-expand1.c: New test.
12306 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12307 when an accumulator is expanded.
12309 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12312 * c-common.c (convert_and_check): Don't give warnings for
12313 conversion if 'expr' already overflowed.
12315 2007-03-04 Roger Sayle <roger@eyesopen.com>
12317 PR middle-end/30744
12318 * fold-const.c (fold_comparison): Enforce type consistency when
12319 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12321 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12323 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12324 containing a cast to the base of TARGET_MEM_REF.
12326 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12328 * tree.c (tree_contains_struct_check_failed): Remove spurious
12329 whitespace from error message.
12331 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12334 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12335 instead of precision.
12337 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12338 Nathan Sidwell <nathan@codesourcery.com>
12340 * emit-rtl.c (find_auto_inc): New.
12341 (try_split): recreate REG_INC notes,
12342 Use regular for loops rather than whiles.
12344 2007-03-03 Andreas Schwab <schwab@suse.de>
12346 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12347 * configure: Regenerate.
12349 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12351 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12352 flag_rounding_math, not flag_unsafe_math_optimizations.
12354 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12356 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12357 alpha_fold_vector_minmax): Likewise.
12358 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12359 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12361 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12363 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12364 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12365 if the lhs has side-effects.
12366 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12368 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12370 * config/i386/i386.h (TUNEMASK): Remove define.
12371 (ARCHMASK): Remove define.
12372 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12373 Use ix86_arch_mask variable instead of ARCHMASK.
12374 * config/i386/i386.c (override_options): Ditto.
12375 (standard_80387_constant_p): Ditto.
12377 2007-03-02 Ian Lance Taylor <iant@google.com>
12379 Used signed infinities in VRP.
12380 * tree-vrp.c (uses_overflow_infinity): New static function.
12381 (supports_overflow_infinity): New static function.
12382 (make_overflow_infinity): New static function.
12383 (negative_overflow_infinity): New static function.
12384 (positive_overflow_infinity): New static function.
12385 (is_negative_overflow_infinity): New static function.
12386 (is_positive_overflow_infinity): New static function.
12387 (is_overflow_infinity): New static function.
12388 (overflow_infinity_range_p): New static function.
12389 (compare_values_warnv): New function split out of compare_values.
12390 (compare_value): Call it.
12391 (set_value_range_to_nonnegative): Add overflow_infinity
12392 parameter. Change caller.
12393 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12395 (vrp_expr_computes_nonzero): Likewise.
12396 (compare_ranges, compare_range_with_value): Likewise.
12397 (compare_name_with_value, compare_names): Likewise.
12398 (vrp_evaluate_conditional): Likewise.
12399 (set_value_range): Handle infinity
12400 (vrp_operand_equal_p, operand_less_p): Likewise.
12401 (extract_range_from_assert): Likewise.
12402 (vrp_int_const_binop): Likewise.
12403 (extract_range_from_binary_expr): Likewise.
12404 (extract_range_from_unary_expr): Likewise.
12405 (extract_range_from_comparison): Likewise.
12406 (extract_range_from_expr): Likewise.
12407 (dump_value_range): Likewise.
12408 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12409 (test_for_singularity): Likewise.
12410 (vrp_int_const_binop): Remove inline qualifier.
12411 (adjust_range_with_scev): Add comment.
12412 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12414 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12416 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12417 (get_constraint_for): Likewise.
12418 (do_structure_copy): Likewise.
12419 (find_func_aliases): Fix references to MODIFY_EXPR.
12420 (intra_create_variable_infos): Tidy.
12421 * tree-ssa-operands.c (add_virtual_operand): Add argument
12423 When adding members of alias sets, if IS_CALL_SITE is true and
12424 the symbol is not call-clobbered, skip it.
12425 Adjust all callers.
12427 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12429 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12430 entry by means of emit_insn_at_entry.
12432 2007-03-02 Richard Henderson <rth@redhat.com>
12434 * expr.h (promoted_input_arg): Remove decl.
12435 * function.c (promoted_input_arg): Merge into ...
12436 * combine.c (setup_incoming_promotions): ... only caller.
12437 Rearrange to avoid double loop.
12439 2007-03-02 Ben Elliston <bje@au.ibm.com>
12440 Peter Bergner <bergner@vnet.ibm.com>
12441 Janis Johnson <janis187@us.ibm.com>
12443 * config/rs6000/dfp.md: New file.
12444 * config/rs6000/rs6000.md: Include dfp.md.
12445 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12446 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12447 and TDmode decimal float modes in FP registers.
12448 (num_insns_constant): Likewise.
12449 (rs6000_legitimate_offset_address_p): Likewise.
12450 (rs6000_legitimize_address): Likewise.
12451 (rs6000_legitimize_reload_address): Likewise.
12452 (rs6000_legitimate_address): Likewise.
12453 (rs6000_emit_move): Likewise.
12454 (function_arg_boundary): Likewise.
12455 (function_arg_advance): Likewise.
12456 (rs6000_darwin64_record_arg_recurse): Likewise.
12457 (function_arg): Likewise.
12458 (rs6000_gimplify_va_arg): Likewise.
12459 (rs6000_split_multireg_move): Likewise.
12460 (rs6000_output_function_epilogue): Likewise.
12461 (rs6000_output_function_epilogue): Likewise.
12462 (rs6000_register_move_cost): Likewise.
12463 (rs6000_function_value): Likewise.
12464 (rs6000_libcall_value): Likewise.
12466 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12468 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12470 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12472 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12473 Use $MULTIDIR to choose between the kernel and RTP headers,
12474 and use $WIND_BASE and $WIND_USR to locate them.
12476 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12478 * config/i386/i386.c (override_options): Put initialization of
12479 ix86_tune_mask and ix86_arch_mask to the correct place.
12481 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12482 Michael Meissner <michael.meissner@amd.com>
12485 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12486 (ARCHMASK): Define.
12487 (TARGET_CMOVE): Use ARCHMASK.
12488 (TARGET_CMPXCHG): Ditto.
12489 (TARGET_CMPXCHG8B): Ditto.
12490 (TARGET_XADD): Ditto.
12491 (TARGET_BSWAP): Ditto.
12492 * config/i386/i386.c (ix86_tune_mask): New global variable.
12493 (ix86_arch_mask): Ditto.
12494 (override_options): Initialize ix86_tune_mask and
12495 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12498 2007-03-02 Ben Elliston <bje@au.ibm.com>
12501 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12503 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12505 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12506 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12507 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12508 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12510 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12511 rs6000_init_dwarf_reg_sizes_extra): New.
12512 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12513 SPE register high parts.
12515 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12517 * Makefile.in: Add install-pdf target as
12518 copied from automake v1.10 rules.
12519 * configure.ac: Add install-pdf to target list.
12520 * configure: Regenerate.
12522 2007-03-01 Paul Brook <paul@codesourcery.com>
12524 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12525 modes to LDRD for DImode.
12526 (output_move_double): Fixup out of range ldrd/strd.
12527 (vfp_secondary_reload_class): Rename...
12528 (coproc_secondary_reload_class): ... to this. Add wb argument.
12529 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12530 coproc_secondary_reload_class for CLASS_IWMMXT.
12531 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12532 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12534 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12536 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12537 unroll factor by the estimated number of iterations.
12538 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12539 than prefetch latency.
12541 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12542 decode_caches_intel, detect_caches_intel): New functions.
12543 (host_detect_local_cpu): Use detect_caches_amd and
12544 detect_caches_intel.
12546 2007-03-01 Richard Henderson <rth@redhat.com>
12548 * expr.c (emit_move_complex_push): Export.
12549 (emit_move_complex_parts): Split out from ...
12550 (emit_move_complex): ... here.
12551 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12552 * config/i386/i386.md (movcdi): New.
12554 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12556 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12557 size of mode1 to check for tieable modes in MMX case.
12559 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12561 * Makefile.in (rtlanal.o): Depend on tree.h.
12562 * rtl.h (offset_within_section_p, split_const): Declare.
12563 * rtlanal.c: Include tree.h.
12564 (offset_within_block_p): New function, taken from
12565 mips_offset_within_object_p.
12566 (split_const): New function, taken from mips_split_const.
12567 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12569 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12570 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12571 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12572 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12573 (m68k_illegitimate_symbolic_constant_p): New function.
12574 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12575 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12576 symbolic constant that might be outside the symbol's section,
12577 move the symbol first and then add the offset.
12578 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12580 * config/mips/mips.c (mips_split_const): Delete.
12581 (mips_offset_within_object_p): Delete.
12582 (mips_symbolic_constant_p): Use offset_within_section_p and
12583 split_const instead of mips_offset_within_object_p and
12585 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12586 (mips_legitimize_const_move, print_operand_reloc)
12587 (mips_dangerous_for_la25_p): Use split_const instead of
12590 2007-02-28 Eric Christopher <echristo@apple.com>
12592 * Makefile.in (install-include-dir): Don't rm -rf include.
12594 2007-02-28 Richard Guenther <rguenther@suse.de>
12596 PR middle-end/30364
12597 * fold-const.c (fold_binary): Do not associate expressions
12598 with more than one variable for integer types that do not wrap.
12600 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12602 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12603 Delete, and replace with...
12604 (fold_builtin_call_array): This. Update callers to use it.
12605 * fold-const.c (fold_build_call_list): Delete, and replace with...
12606 (fold_build_call_array): This.
12607 (fold_build_call_list_initializer): Delete, and replace with...
12608 (fold_build_call_array_initializer): This.
12609 * tree.h: Update declarations to reflect above changes.
12611 * c-typeck.c (build_function_call): Store converted arguments
12612 in a stack-allocated array instead of building a list.
12613 (convert_arguments): Store arguments in the array passed in as an
12614 argument, and return the actual number of arguments.
12615 * c-format.c: (check_function_format): Pass arguments in an
12616 array instead of a list.
12617 * c-common.c (check_function_nonnull): Likewise.
12618 (check_function_sentinel): Likewise.
12619 (check_function_arguments): Likewise.
12620 * c-common.h: Update declarations to reflect above changes.
12622 2007-02-28 Jan Hubicka <jh@suse.cz>
12624 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12625 PRED_NEGATIVE_RETURN): Update outcomes.
12627 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12629 * calls.c (emit_library_call_value_1): Handle partial registers
12630 correctly when building up CALL_INSN_FUNCTION_USAGE.
12632 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12634 * pa/predicates.md (move_src_operand): Allow zero for mode.
12635 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12638 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12641 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12642 *movv2df_internal): Enable pattern only for valid operand
12644 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12645 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12647 2007-02-27 Mike Stump <mrs@apple.com>
12649 * config/darwin-crt3.c: Avoid compilation when compiling for a
12652 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12654 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12656 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12657 for fixed headers and limits.h.
12658 (install-include-dir, install-headers-tar, install-headers-cpio,
12659 install-headers-cp, real-install-headers-tar,
12660 real-install-headers-cpio, real-install-headers-cp): Handle
12661 include-fixed as well as include.
12662 (install-mkheaders): Don't install files that go only in include
12664 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12665 from GCC_INCLUDE_DIR.
12666 * gcc.c (process_command): Remove special -BstageN/ handling.
12667 (do_spec_1): Add include-fixed directories.
12669 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12671 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12673 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12675 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12678 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12680 * c-common.c (get_priority): Add check for
12681 SUPPORTS_INIT_PRIORITY.
12683 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12685 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12687 * config/bfin/bfin.c: Include "cfglayout.h".
12688 (MAX_LSETUP_DISTANCE): New macro.
12689 (struct loop_info): New members incoming, incoming_src and
12690 incoming_dest. Delete member predecessor.
12691 (length_for_loop): New function.
12692 (bfin_optimize_loop): Handle more different loop structures.
12693 (bfin_discover_loop): Rework detection of predecessor blocks by
12694 examining incoming edges.
12695 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12697 (bfin_reorder_loops): New function.
12698 (bfin_reorg_loops): Use these three new functions.
12700 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12701 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12702 (CONSTRAINT_LEN): Add entry for 'q'.
12703 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12704 Add 'q' constraints.
12705 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12706 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12708 * config/bfin/bfin.md (add_with_carry): New pattern.
12709 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12710 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12711 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12712 support unsigned multiplies too. Removed incorrect commutativity from
12713 operand 1 constraint where appropriate.
12714 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12716 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12717 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12719 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12720 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12721 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12722 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12723 usmulhisi_hh_huh): New patterns.
12725 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12726 lshifthi3): Fix output template to use half reg for operand 2.
12728 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12731 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12733 2007-02-27 Andreas Schwab <schwab@suse.de>
12735 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12737 2007-02-27 Jan Hubicka <jh@suse.cz>
12739 * predict.c (last_basic_block_p): Remove.
12740 (tree_estimate_probability): Update return heuristic for commonized
12743 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12745 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12747 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12749 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12750 * doc/cpp.texi: Standardize title page.
12751 * doc/cppinternals.texi: Likewise.
12752 * doc/gcc.texi: Standardize title page, remove version number
12753 from copyright page.
12754 * doc/gccint.texi: Likewise.
12755 * doc/install.texi: Standardize title page, add table of
12758 2007-02-26 Jan Hubicka <jh@suse.cz>
12760 * predict.def: Set outcomes according to more recent results.
12761 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12762 Remove dead predictors.
12763 * predict.c (return_prediction): Fix pasto.
12765 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12767 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12768 change; avoid a memory leak when returning early.
12770 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12772 * c-decl.c (static_ctors): Move to c-common.c.
12773 (static_dtors): Likewise.
12774 (finish_function): Use c_record_cdtor_fn.
12775 (build_cdtor): Move to c-common.c.
12776 (c_write_global_declarations): Use c_build_cdtor_fns.
12777 * c-common.h (static_ctors): Declare.
12778 (static_dtors): Likewise.
12779 (c_record_cdtor_fn): Likewise.
12780 (c_build_cdtor_fns): Likewise.
12781 * c-common.c (static_ctors): New variable.
12782 (static_dtors): Likewise.
12783 (c_record_cdtor_fn): New function.
12784 (build_cdtor): Move from c-decl.c
12785 (c_build_cdtor_fns): New function.
12787 * output.h (assemble_addr_to_section): Declare.
12788 (get_cdtor_priority_section): Likewise.
12789 * varasm.c (assemble_addr_to_section): New function.
12790 (get_cdtor_priority_section): Likewise.
12791 (default_named_section_asm_out_destructor): Use them.
12792 (destor_dtor_section_asm_out_destructor): Likewise.
12793 (default_named_section_asm_out_constructor): Likewise.
12794 (default_ctor_section_asm_out_constructor): Likewise.
12795 * config.gcc (*-*-vxworks*): Include vxworks.o.
12796 * config/t-vxworks (vxworks.o): New target.
12797 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12798 (TARGET_ASM_CONSTRUCTOR): Define.
12799 (TARGET_ASM_DESTRUCTOR): Likewise.
12800 (vxworks_asm_out_constructor): Declare.
12801 (vxworks_asm_out_destructor): Likewise.
12803 * c-common.c (get_priority): Check that we have not just an
12804 INTEGER_CST, but an integer constant with integeral type.
12806 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12808 PR tree-optimization/30938
12809 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12810 use &dt[nargs-1] instead of &dt[nargs] in the call to
12811 vect_is_simple_use().
12813 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12815 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12816 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12817 Do not attempt to handle MEM inside auto-inc expressions.
12818 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12819 of a register modified by an auto-inc expression. However, do handle
12820 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12821 (elimination_effects): Prohibit elimination of a register modified
12822 by an auto-inc expression. Disable register elimination rules whose
12823 target register is modified by an auto-inc expression with variable
12826 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12828 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12830 (array_at_struct_end_p): New function.
12831 (idx_infer_loop_bounds): Use it.
12832 (estimate_numbers_of_iterations_loop): Export.
12833 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12834 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12835 (tree_estimate_probability): Call record_loop_exits.
12836 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12837 (estimated_loop_iterations, estimated_loop_iterations_int,
12838 estimated_loop_iterations_tree): New functions.
12839 (analyze_siv_subscript_cst_affine,
12840 compute_overlap_steps_for_affine_1_2,
12841 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12842 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12843 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12844 (PRED_LOOP_ITERATIONS_GUESSED): New.
12845 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12846 * cfgloop.h (estimate_numbers_of_iterations_loop,
12847 estimated_loop_iterations_int): Declare.
12849 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12851 * doc/extend.texi: Document optional priority argument to
12852 constructors and destructors.
12853 * tree.c (init_priority_for_decl): Adjust GTY markers.
12854 (init_ttree): Use priority-info hash functions for
12855 init_priority_for_decl.
12856 (tree_map_eq): Rename to ...
12857 (tree_map_base_eq): ... this.
12858 (tree_map_marked_p): Rename to ...
12859 (tree_map_base_marked_p): ... this.
12860 (tree_map_base_hash): New function.
12861 (decl_init_priority_lookup): Rework.
12862 (decl_fini_priority_lookup): New function.
12863 (decl_priority_info): New function.
12864 (decl_init_priority_insert): Use it.
12865 (decl_fini_priority_insert): Likewise.
12866 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12868 (decl_restrict_base_insert): Likewise.
12869 (decl_debug_expr_insert): Likewise.
12870 (decl_value_expr_lookup): Likewise.
12871 (decl_value_expr_insert): Likewise.
12872 * tree.h (priority_type): New type.
12873 (decl_init_priority_lookup): Use priority_type.
12874 (decl_fini_priority_lookup): New function.
12875 (decl_init_priority_insert): Use priority_type.
12876 (decl_fini_priority_insert): New function.
12877 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12878 (DECL_INIT_PRIORITY): Likewise.
12879 (SET_DECL_INIT_PRIORITY): Add comment.
12880 (DECL_FINI_PRIORITY): New macro.
12881 (SET_DECL_FINI_PRIORITY): Likewise.
12882 (DEFAULT_INIT_PRIORITY): Document.
12883 (MAX_INIT_PRIORITY): Likewise.
12884 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12885 (tree_map_base): New type.
12886 (tree_map_base_eq): New function.
12887 (tree_map_base_hash): Likewise.
12888 (tree_map_base_marked_p): Likewise.
12889 (tree_map): Inherit from tree_map_base.
12890 (tree_map_eq): Make it a macro.
12891 (tree_map_marked_p): Likewise.
12892 (tree_int_map): Inherit from tree_map_base.
12893 (tree_int_map_eq): Make it a macro.
12894 (tree_int_map_hash): Likewise.
12895 (tree_int_map_marked_p): Likewise.
12896 (tree_priority_map): New type.
12897 (tree_priority_map_eq): New macro.
12898 (tree_priority_map_hash): Likewise.
12899 (tree_priority_map_marked_p): Likewise.
12900 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12902 (emutls_common_1): Likewise.
12903 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12904 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12905 of tree_map hierarchy.
12906 * tree-cfg.c (move_stmt_r): Likewise.
12907 (new_label_mapper): Likewise.
12908 * c-tree.h (c_expand_body): Move to ...
12909 * c-common.h (c_expand_body): ... here.
12910 * c-decl.c (c_expand_body): Move to ...
12911 * c-common.c (c_expand_body): ... here.
12912 (c_common_attribute_table): Allow 1 argument for the constructor
12913 and destructor attributes.
12914 (get_priority): New function.
12915 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12916 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12918 2007-02-24 Jan Hubicka <jh@suse.cz>
12920 PR middle-end/30509
12921 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12922 copying for inlining.
12924 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12925 Jan Hubicka <jh@suse.cz>
12928 * i386.c (counter_mode): New function.
12929 (expand_set_or_movmem_via_loop): Use it.
12930 (expand_movmem_epilogue): Likewise; fix pasto.
12931 (ix86_expand_movmem): Do emit guard even for constant counts.
12932 (ix86_expand_setmem): Likewise.
12934 2007-02-25 Nick Clifton <nickc@redhat.com>
12936 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12937 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12939 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12942 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12943 count argument with 0x10, not with 0x16.
12944 (expand_setmem_epilogue): Ditto.
12946 2007-02-24 Mike Stump <mrs@apple.com>
12948 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12951 2007-02-24 Richard Guenther <rguenther@suse.de>
12953 PR middle-end/30951
12954 * fold-const.c (fold_binary): Fold x +- CST op x for
12955 EQ_EXPR and NE_EXPR.
12957 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12959 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12961 2007-02-24 Jan Hubicka <jh@suse.cz>
12963 * cgraphunit.c (decide_is_function_needed): Honor
12964 -fkeep-inline-functions.
12966 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12968 * builtins.c (fold_builtin_modf): New.
12969 (fold_builtin_2): Use it.
12971 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12973 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12974 (determine_max_iter): Take additional LOOP arg; all callers changed.
12975 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12976 one using simplifications.
12977 (simplify_using_initial_values): Return if the expression becomes
12978 invalid due to altered regs.
12980 2007-02-23 DJ Delorie <dj@redhat.com>
12982 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12984 2007-02-23 Mike Stump <mrs@apple.com>
12986 * tlink.c (scan_linker_output): Parse linker messages from
12987 darwin9's linker better.
12989 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12992 * varpool.c (varpool_assemble_pending_decls): Set
12993 varpool_last_needed_node to null.
12995 2007-02-23 DJ Delorie <dj@redhat.com>
12997 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12998 alignment bigger than the object file can handle.
13000 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13003 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13004 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13005 (*movsf_1): Penalize MMX moves.
13007 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13009 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13010 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13012 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13014 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13016 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13017 (fold_builtin_1): Use them.
13018 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13019 BUILT_IN_SIGNIFICAND.
13021 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13023 * config/i386/i386.c (bdesc_1arg): Initialize
13024 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13025 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13026 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13027 and IX86_BUILTIN_MOVSLDUP.
13029 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13031 PR rtl-optimization/30841
13032 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13034 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13036 * builtins.c (fold_builtin_frexp): New.
13037 (fold_builtin_2): Use it.
13039 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13041 * doc/invoke.texi (Spec Files): Document getenv spec function.
13043 * gcc.c (getenv_spec_function): New function.
13044 (static_spec_functions): Add it.
13045 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13046 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13049 2007-02-22 Michael Matz <matz@suse.de
13052 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13053 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13055 2007-02-22 Ian Lance Taylor <iant@google.com>
13058 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13059 (mem_loc_descriptor): Call it.
13061 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13062 Ira Rosen <irar@il.ibm.com>
13064 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13066 2007-02-22 Ira Rosen <irar@il.ibm.com>
13068 PR tree-optimization/30843
13069 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13070 stores only after all the group is vectorized.
13072 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13074 PR tree-optimization/30858
13075 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13076 in the reduction cycle have a single use in the loop.
13077 * tree-vectorizer.h (relevant): Add documentation.
13079 2007-02-20 Mike Stump <mrs@apple.com>
13081 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13082 * configure: Regenerate.
13084 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13086 Change the defaults of some parameters and options.
13087 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13088 * config/spu/spu.c (spu_optimization_options): Add.
13089 (spu_override_options): Change params in spu_optimization_options.
13090 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13092 Register 127 is only 16 byte aligned when used as a frame pointer.
13093 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13094 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13095 HARD_FRAME_POINTER_REGNUM.
13096 (spu_legitimate_address): Use regno_aligned_for_reload.
13097 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13098 aligned when frame_pointer_needed is true.
13099 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13101 * config/spu/spu.h (INIT_EXPANDERS): Define.
13103 Make sure shift and rotate instructions have valid immediate operands.
13104 * config/spu/predicates.md (spu_shift_operand): Remove.
13105 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13106 * config/spu/constraints.md (W, O): Extend range.
13107 * config/spu/spu.md (umask, nmask): Define.
13108 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13109 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13110 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13111 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13112 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13113 (lshr<mode>3_reg): Fix rtl description.
13115 Make sure mulhisi immediate operands are valid.
13116 * config/spu/predicates.md (imm_K_operand): Add.
13117 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13119 Generate constants using fsmbi and andi.
13120 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13121 (print_operand, spu_split_immediate, classify_immediate,
13122 fsmbi_const_p): Handle IC_FSMBI2.
13124 Correctly handle a CONST_VECTOR containing symbols.
13125 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13126 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13127 (immediate_load_p): Allow symbols that use 2 instructions to create.
13128 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13129 with symbols when flag_pic is set.
13130 (const_vector_immediate_p): New.
13131 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13132 accept a CONST_VECTOR with symbols.
13133 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13134 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13136 * config/spu/spu.md (high, low): Delete.
13137 (low_<mode>): Define.
13139 Remove INTRmode and INTR_REGNUM, which didn't work.
13140 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13142 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13143 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13144 peephole2 pattern): Don't use INTR or 131.
13145 (movintrcc): Delete.
13146 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13147 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13148 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13149 (UNSPEC_SET_INTR): Add.
13150 * config/spu/spu-modes.def (INTR): Remove.
13152 More accurate warnings about run-time relocations.
13153 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13155 Correctly warn about immediate arguments to specific intrinsics.
13156 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13157 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13158 the instruction predicate.
13160 Fix tree check errors with latest update.
13161 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13163 (spu_expand_builtin): Use CALL_EXPR_FN.
13165 Add missing specific intrinsics.
13166 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13168 * config/spu/spu_internals.h: Ditto.
13170 Fix incorrect operand modifiers.
13171 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13172 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13174 Optimize one case of zero_extend of a vec_select.
13175 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13177 Accept any immediate for hbr.
13178 * config/spu/spu.md (hbr): Change s constraints to i.
13180 2007-02-21 Paul Brook <paul@codesourcery.com>
13182 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13183 condexec_count when skipping USE and CLOBBER.
13185 2007-02-21 Nick Clifton <nickc@redhat.com>
13187 * common.opt (Warray-bounds): Add Warning attribute.
13188 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13190 (fsized-zeroes): Add Optimization attribute.
13191 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13192 * c.opt (Wc++0x-compat): Add Warning attribute.
13194 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13196 PR middle-end/30761
13197 * reload1.c (eliminate_regs_in_insn): In the single_set special
13198 case, attempt to re-recognize the insn before falling back to
13199 having reload fix it up.
13201 2007-02-20 Eric Christopher <echristo@gmail.com>
13203 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13204 Rewrite accordingly.
13205 (frv_read_iacc_argument): Ditto.
13206 (frv_expand_set_builtin): Take a call instead of arglist, update for
13208 (frv_expand_unop_builtin): Ditto.
13209 (frv_expand_binop_builtin): Ditto.
13210 (frv_expand_cut_builtin): Ditto.
13211 (frv_expand_binopimm_builtin): Ditto.
13212 (frv_expand_voidbinop_builtin): Ditto.
13213 (frv_expand_int_void2arg): Ditto.
13214 (frv_expand_prefetches): Ditto.
13215 (frv_expand_voidtriop_builtin): Ditto.
13216 (frv_expand_voidaccop_builtin): Ditto.
13217 (frv_expand_load_builtin): Ditto.
13218 (frv_expand_store_builtin): Ditto.
13219 (frv_expand_mdpackh_builtin): Ditto.
13220 (frv_expand_mclracc_builtin): Ditto.
13221 (frv_expand_mrdacc_builtin): Ditto.
13222 (frv_expand_mwtacc_builtin): Ditto.
13223 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13226 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13228 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13229 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13231 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13232 point instructions.
13233 * configure: Regenerate.
13234 * config.in: Regenerate.
13235 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13236 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13237 masks to power6 and power6x and to POWERPC_MASKS.
13238 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13240 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13241 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13242 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13243 Access PROTOTYPE as variable, not mask.
13245 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13247 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13248 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13249 * combine.c (adjust_for_new_dest): Use it.
13250 * postreload.c (reload_combine): Likewise.
13252 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13254 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13255 notes on an insn with multiple sets, even if single_set returns
13256 non-NULL for that insn.
13258 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13260 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13261 scalbn and scalbln.
13263 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13265 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13266 if user didn't pass it.
13267 * config/i386/darwin.h (CC1_SPEC): Likewise.
13268 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13269 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13270 -mmacosx-version-min.
13272 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13273 Uros Bizjak <ubizjak@gmail.com>
13275 * optabs.h (enum optab_index): Add new OTI_scalb.
13276 (scalb_optab): Define corresponding macro.
13277 * optabs.c (init_optabs): Initialize scalb_optab.
13278 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13280 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13281 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13282 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13283 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13284 flag_unsafe_math_optimizations is set.
13286 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13287 to implement scalbf, scalb and scalbl built-ins as inline x87
13290 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13291 DJ Delorie <dj@redhat.com>
13294 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13295 (diagnostic_report_diagnostic): ... here, and turn them into real
13296 errors. If warnings are inhibited, no need to do anything.
13298 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13300 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13301 better code generation.
13303 2007-02-20 Ben Elliston <bje@au.ibm.com>
13305 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13307 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13309 * config/alpha/alpha.c, config/alpha/alpha.md,
13310 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13311 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13312 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13313 config/arm/lib1funcs.asm: Follow spelling conventions.
13315 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13316 config/fr30/fr30.md, config/i386/i386.h,
13317 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13318 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13319 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13320 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13321 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13322 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13323 config/sparc/sparc.c, config/sparc/sparc.h,
13324 config/sparc/sparc.md, config/spu/constraints.md,
13325 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13328 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13331 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13334 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13336 * doc/invoke.texi (-ftree-lrs): Remove.
13338 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13340 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13343 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13345 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13346 new CALL_EXPR_FN macro for retrieving the function
13347 declaration of the input expression.
13349 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13351 * c.opt (Waddress): New.
13352 * common.opt (Walways-true): Delete.
13353 (Wstring-literal-comparison): Delete.
13354 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13355 -Wstring-literal-comparison. Add -Waddress.
13357 (Walways-true): Delete.
13358 (Wstring-literal-comparison): Delete.
13359 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13360 consistently instead of -Walways-true in example.
13361 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13362 * c-typeck.c (parser_build_binary_op): Replace
13363 -Wstring-literal-comparison and -Walways-true with -Waddress.
13364 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13367 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13369 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13370 without DECL_STRUCT_FUNCTION initialized.
13372 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13374 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13375 due to calls to functions taking pointers as parameters.
13377 2007-02-19 Richard Henderson <rth@redhat.com>
13380 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13383 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13385 * config/s390/s390.c (s390_call_saved_register_used,
13386 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13387 accessed to the new scheme.
13389 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13391 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13392 (cris_print_index, cris_print_operand, cris_print_operand_address)
13393 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13394 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13395 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13396 GET_CODE () == xxx.
13397 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13398 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13399 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13400 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13401 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13402 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13403 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13404 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13405 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13406 (uminsi3, call, call_value): Ditto.
13407 (define_split: indir_to_reg_split, unnamed): Ditto.
13409 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13411 PR tree-optimization/30975
13412 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13415 2007-02-18 Eric Christopher <echristo@gmail.com>
13417 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13418 Remove use of arglist.
13419 (mips_expand_builtin): Remove use of arglist, pass in expr.
13420 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13421 (mips_expand_builtin_movtf): Ditto.
13422 (mips_expand_builtin_compare): Ditto.
13424 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13426 * tree-sra.c (sra_build_assignment): Replace assertion
13427 checking with a comment explaining why it can't be done.
13429 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13431 PR middle-end/30833
13432 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13433 during CALL_EXPR representation conversion.
13434 * tree-ssa-propagate.c (set_rhs): Likewise.
13436 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13438 * tree-sra.c (sra_build_assignment): Disable assertion checking
13441 2007-02-18 Roger Sayle <roger@eyesopen.com>
13443 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13444 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13445 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13447 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13448 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13449 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13450 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13451 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13452 force_gimple_operand): Likewise.
13453 * ipa-cp.c (constant_val_insert): Likewise.
13454 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13455 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13456 perfect_nestify): Likewise.
13457 * langhooks.c (lhd_omp_assignment): Likewise.
13458 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13459 lower_copyprivate_clauses, lower_send_clauses,
13460 lower_send_shared_vars, expand_parallel_call,
13461 expand_omp_for_generic, expand_omp_for_static_nochunk,
13462 expand_omp_for_static_chunk, expand_omp_sections,
13463 lower_omp_single_copy, lower_omp_for_lastprivate,
13464 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13465 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13466 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13469 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13471 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13472 config/sh/sh.md: Follow spelling conventions.
13474 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13475 config/frv/predicates.md: Follow spelling conventions.
13477 * config/m68k/linux-unwind.h: Fix a comment typo.
13478 * target.h: Follow spelling conventions.
13480 2007-02-18 Roger Sayle <roger@eyesopen.com>
13482 PR rtl-optimization/28173
13483 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13484 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13485 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13486 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13487 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13489 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13491 * builtins.c (fold_builtin_load_exponent): New.
13492 (fold_builtin_2): Use it.
13494 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13496 PR rtl-optimization/30773
13497 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13498 if we fail to attach a REG_EQUIV note.
13500 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13501 Roger Sayle <roger@eyesopen.com>
13503 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13505 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13507 * calls.c (initialize_argument_information): Pass original EXP
13508 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13509 code to split complex arguments here, as part of initializing the
13511 (expand_call): Remove code that builds a list of arguments and
13512 inserts implicit arguments into it. Instead, just count how many
13513 implicit arguments there will be so we can determine the size of
13514 the ARGS array, and let initialize_argument_information do the work.
13515 (split_complex_values): Delete unused function.
13517 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13519 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13521 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13523 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13524 for arg pointer based indexed addressing.
13526 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13528 * config/ia64/ia64.h, config/ia64/ia64.md,
13529 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13530 spelling conventions.
13532 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13534 * config/m68k/m68k.c (split_di): New.
13535 * config/m68k/m68k-protos.h: Declare split_di.
13536 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13537 Improve predicate handling and split constant shifts.
13539 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13541 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13542 parameter for register bitfield operations, general predicates
13545 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13547 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13548 * config/m68k/linux-unwind.h: New file.
13550 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13552 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13553 config/i386/athlon.md, config/ia64/ia64.md,
13554 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13555 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13556 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13557 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13558 tree-vect-transform.c: Fix comment typos.
13560 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13562 * sched-deps.c (find_insn_list): Remove.
13563 * sched-int.h: Remove the prototype for find_insn_list.
13565 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13567 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13569 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13570 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13571 darwin_rs6000_override_options.
13572 (C_COMMON_OVERRIDE_OPTIONS): Expect
13573 darwin_macosx_version_min to be non-NULL always.
13574 (TARGET_C99_FUNCTIONS): Likewise.
13575 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13576 (DARWIN_MINVERSION_SPEC): New.
13577 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13578 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13580 (DARWIN_MINVERSION_SPEC): New.
13581 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13583 * config/darwin-c.c (darwin_cpp_builtins): Expect
13584 darwin_macosx_version_min to be non-NULL always.
13586 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13588 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13590 * config/i386/i386.h (x86_use_xchgb): New.
13591 (TARGET_USE_XCHGB): New macro.
13592 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13593 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13594 Split after reload into bswaphi for shifts of 8.
13595 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13596 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13597 or when optimizing for size.
13599 2007-02-16 Richard Guenther <rguenther@suse.de>
13600 Christian Bruel <christian.bruel@st.com>
13602 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13603 DECLs but prefer SSA_NAMEs over DECLs.
13605 2007-02-16 Richard Guenther <rguenther@suse.de>
13607 * tree-flow-inline.h (single_imm_use_p): Remove.
13608 (zero_imm_uses_p): Likewise.
13609 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13610 instead of single_imm_use_p.
13611 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13614 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13617 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13618 nested double- and backquotes.
13620 2007-02-15 Roger Sayle <roger@eyesopen.com>
13622 PR middle-end/30391
13623 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13624 should be unreachable.
13625 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13626 For the time being redirect GIMPLE_MODIFY_STMT to the new
13627 (renamed) build_gimple_modify_stmt_stat.
13628 (build2_gimple_stat): Rename to...
13629 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13630 Always build a GIMPLE_MODIFY_STMT node.
13631 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13632 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13635 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13636 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13637 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13638 expand_complex_div_wide): Likewise.
13639 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13640 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13641 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13642 * tree-ssa-loop-manip.c (create_iv): Likewise.
13643 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13644 abs_replacement): Likewise.
13645 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13646 realify_fake_stores): Likewise.
13648 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13649 node rather than a GIMPLE_MODIFY_STMT node.
13650 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13651 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13653 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13654 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13655 GIMPLE_MODIFY_STMT.
13657 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13659 PR middle-end/30433
13660 * fold-const.c (fold_comparison): Add back the
13661 folding of constant complex comparisions.
13663 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13665 PR middle-end/30729
13666 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13667 effects unknown to this function, return early.
13669 2007-02-15 Ian Lance Taylor <iant@google.com>
13671 * lower-subreg.c (move_eh_region_note): New static function.
13672 (resolve_simple_move): Call it.
13673 (decompose_multiword_subregs): Track blocks for which we resolve a
13674 simple move which is also a control flow insn. Pass them to
13675 find_many_sub_basic_blocks.
13676 (pass_lower_subreg): Add TODO_verify_flow.
13677 (pass_lower_subreg2): Likewise.
13679 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13680 Brooks Moses <brooks.moses@codesourcery.com>
13681 Lee Millward <lee.millward@codesourcery.com>
13683 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13684 (VL_EXP_CLASS_P): New.
13685 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13687 (TREE_OPERAND_CHECK_CODE): Likewise.
13688 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13689 (TREE_RTL_OPERAND_CHECK): Likewise.
13690 (tree_operand_check_failed): Make second parameter the whole tree
13691 instead of its code. Fixed callers.
13692 (VL_EXP_CHECK): New.
13693 (TREE_OPERAND_LENGTH): New.
13694 (VL_EXP_OPERAND_LENGTH): New.
13695 (CALL_EXPR_FN): New.
13696 (CALL_EXPR_STATIC_CHAIN): New.
13697 (CALL_EXPR_ARGS): New.
13698 (CALL_EXPR_ARG): New.
13699 (call_expr_nargs): New.
13700 (CALL_EXPR_ARGP): New.
13701 (build_nt_call_list): Declare.
13702 (build_vl_exp_stat): Declare.
13703 (build_vl_exp): New.
13704 (build_call_list): Declare.
13705 (build_call_nary): Declare.
13706 (build_call_valist): Declare.
13707 (build_call_array): Declare.
13708 (call_expr_arg): Declare.
13709 (call_expr_argp): Declare.
13710 (call_expr_arglist): Declare.
13711 (fold_build_call_list): Declare.
13712 (fold_build_call_list_initializer): Declare.
13713 (fold_call_expr): Declare to replace fold_builtin.
13714 (fold_builtin_fputs): Update to agree with modified definition.
13715 (fold_builtin_strcpy): Likewise.
13716 (fold_builtin_strncpy): Likewise.
13717 (fold_builtin_memory_chk): Likewise.
13718 (fold_builtin_stxcpy_chk): Likewise.
13719 (fold_builtin_strncpy_chk): Likewise.
13720 (fold_builtin_next_arg): Likewise.
13721 (fold_build_call_expr): Declare.
13722 (fold_builtin_call_list): Declare.
13723 (fold_builtin_call_valist): Declare.
13724 (build_call_expr): Declare.
13725 (validate_arglist): Update to agree with modified definition.
13726 (tree_operand_length): New.
13727 (call_expr_arg_iterator): New.
13728 (init_call_expr_arg_iterator): New.
13729 (next_call_expr_arg): New.
13730 (first_call_expr_arg): New.
13731 (more_call_expr_args_p): New.
13732 (FOR_EACH_CALL_EXPR_ARG): New.
13734 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13735 and tcc_gimple_stmt.
13736 (tree_code_size): Update documentation. Use sizeof (tree) rather
13737 than sizeof (char *).
13738 (tree_size): Likewise. Add case for tcc_vl_exp.
13739 (tree_node_structure): Add case for tcc_vl_exp.
13740 (contains_placeholder_p): Likewise.
13741 (substitute_in_expr): Likewise.
13742 (substitute_placeholder_in_expr): Likewise.
13743 (stabilize_reference_1): Likewise.
13744 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13745 to diagnose breakage of this interface for constructing CALL_EXPRs.
13746 (build_nt): Add similar assertion here.
13747 (build_nt_call_list): New.
13748 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13749 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13751 (get_callee_fndecl): Use new CALL_EXPR accessors.
13752 (tree_operand_check_failed): Change parameters to pass entire node
13753 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13754 (process_call_operands): New.
13755 (build_vl_exp_stat): New.
13756 (build_call_list): New.
13757 (build_call_nary): New.
13758 (build_call_valist): New.
13759 (build_call_array): New.
13760 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13761 (call_expr_arglist): New.
13763 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13764 tcc_vl_exp instead of a fixed-size tcc_expression.
13766 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13767 accessors for CALL_EXPRs.
13768 (AGGR_INIT_EXPR): Likewise.
13770 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13771 Brooks Moses <brooks.moses@codesourcery.com>
13772 Lee Millward <lee.millward@codesourcery.com>
13774 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13775 (expand_builtin_nonlocal_goto): Change parameter to be entire
13776 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13777 (expand_builtin_prefetch): Likewise.
13778 (expand_builtin_classify_type): Likewise.
13779 (mathfn_built_in): Return NULL_TREE instead of 0.
13780 (expand_errno_check): Use new CALL_EXPR accessors.
13781 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13782 Return NULL_RTX instead of 0.
13783 (expand_builtin_mathfn_2): Likewise.
13784 (expand_builtin_mathfn_3): Likewise.
13785 (expand_builtin_interclass_mathfn): Likewise.
13786 (expand_builtin_sincos): Likewise.
13787 (expand_builtin_cexpi): Likewise.
13788 (expand_builtin_int_roundingfn): Likewise.
13789 (expand_builtin_int_roundingfn_2): Likewise.
13790 (expand_builtin_pow): Likewise.
13791 (expand_builtin_powi): Likewise.
13792 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13793 of arglist, fixing callers appropriately. Use new CALL_EXPR
13794 accessors and constructors. Return NULL_RTX instead of 0.
13795 (expand_builtin_strstr): Likewise.
13796 (expand_builtin_strchr): Likewise.
13797 (expand_builtin_strrchr): Likewise.
13798 (expand_builtin_strpbrk): Likewise.
13799 (expand_builtin_memcpy): Likewise.
13800 (expand_builtin_mempcpy): Likewise.
13801 (expand_builtin_mempcpy_args): New.
13802 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13803 (expand_builtin_memmove_args): New.
13804 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13805 (expand_movstr): Likewise.
13806 (expand_builtin_strcpy): Likewise.
13807 (expand_builtin_strcpy_args): New.
13808 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13809 (expand_builtin_strncpy): Likewise.
13810 (expand_builtin_memset): Likewise.
13811 (expand_builtin_memset_args): New.
13812 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13813 (expand_builtin_memcmp): Likewise.
13814 (expand_builtin_strcmp): Likewise.
13815 (expand_builtin_strncmp): Likewise.
13816 (expand_builtin_strcat): Likewise.
13817 (expand_builtin_strncat): Likewise.
13818 (expand_builtin_strspn): Likewise.
13819 (expand_builtin_strcspn): Likewise.
13820 (expand_builtin_args_info): Likewise.
13821 (expand_builtin_va_start): Likewise.
13822 (gimplify_va_arg_expr): Likewise.
13823 (expand_builtin_va_end): Likewise.
13824 (expand_builtin_va_copy): Likewise.
13825 (expand_builtin_frame_address): Likewise.
13826 (expand_builtin_alloca): Likewise.
13827 (expand_builtin_bswap): Likewise.
13828 (expand_builtin_unop): Likewise.
13829 (expand_builtin_fputs): Likewise.
13830 (expand_builtin_expect): Likewise.
13831 (expand_builtin_fabs): Likewise.
13832 (expand_builtin_copysign): Likewise.
13833 (expand_builtin_printf): Likewise.
13834 (expand_builtin_fprintf): Likewise.
13835 (expand_builtin_sprintf): Likewise.
13836 (expand_builtin_init_trampoline): Likewise.
13837 (expand_builtin_signbit): Likewise.
13838 (expand_builtin_fork_or_exec): Likewise.
13839 (expand_builtin_sync_operation): Likewise.
13840 (expand_builtin_compare_and_swap): Likewise.
13841 (expand_builtin_lock_test_and_set): Likewise.
13842 (expand_builtin_lock_release): Likewise.
13843 (expand_builtin): Likewise.
13844 (builtin_mathfn_code): Likewise.
13846 (fold_builtin_constant_p): Pass call arguments individually instead
13847 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13848 accessors and constructors. Return NULL_TREE instead of 0.
13849 (fold_builtin_expect): Likewise.
13850 (fold_builtin_classify_type): Likewise.
13851 (fold_builtin_strlen): Likewise.
13852 (fold_builtin_nan): Likewise.
13853 (integer_valued_real_p): Likewise.
13854 (fold_trunc_transparent_mathfn): Likewise.
13855 (fold_fixed_mathfn): Likewise.
13856 (fold_builtin_cabs): Likewise.
13857 (fold_builtin_sqrt): Likewise.
13858 (fold_builtin_cbrt): Likewise.
13859 (fold_builtin_cos): Likewise.
13860 (fold_builtin_cosh): Likewise.
13861 (fold_builtin_tan): Likewise.
13862 (fold_builtin_sincos): Likewise.
13863 (fold_builtin_cexp): Likewise.
13864 (fold_builtin_trunc): Likewise.
13865 (fold_builtin_floor): Likewise.
13866 (fold_builtin_ceil): Likewise.
13867 (fold_builtin_round): Likewise.
13868 (fold_builtin_int_roundingfn): Likewise.
13869 (fold_builtin_bitop): Likewise.
13870 (fold_builtin_bswap): Likewise.
13871 (fold_builtin_logarithm): Likewise.
13872 (fold_builtin_hypot): Likewise.
13873 (fold_builtin_pow): Likewise.
13874 (fold_builtin_powi): Likewise.
13875 (fold_builtin_exponent): Likewise.
13876 (fold_builtin_memset): Likewise.
13877 (fold_builtin_bzero): Likewise.
13878 (fold_builtin_memory_op): Likewise.
13879 (fold_builtin_bcopy): Deleted; call site changed to invoke
13880 fold_builtin_memory_op directly.
13881 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13882 (fold_builtin_strncpy): Likewise.
13883 (fold_builtin_memcmp): Likewise.
13884 (fold_builtin_strcmp): Likewise.
13885 (fold_builtin_strncmp): Likewise.
13886 (fold_builtin_signbit): Likewise.
13887 (fold_builtin_copysign): Likewise.
13888 (fold_builtin_isascii): Likewise.
13889 (fold_builtin_toascii): Likewise.
13890 (fold_builtin_isdigit): Likewise.
13891 (fold_builtin_fabs): Likewise.
13892 (fold_builtin_abs): Likewise.
13893 (fold_builtin_fmin_fmax): Likewise.
13894 (fold_builtin_carg): Likewise.
13895 (fold_builtin_classify): Likewise.
13896 (fold_builtin_unordered_cmp): Likewise.
13898 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13899 New functions split out from fold_builtin_1.
13900 (fold_builtin_n): New.
13901 (fold_builtin_varargs): New.
13902 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13904 (fold_call_expr): New.
13905 (build_function_call_expr): Rewrite to use new helper function.
13906 (fold_builtin_call_list): New.
13907 (build_call_expr): New.
13908 (fold_builtin_call_valist): New.
13909 (rewrite_call_expr): New.
13910 (validate_arg): New.
13911 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13912 of an arglist. Change return type to bool. Use new CALL_EXPR
13915 (fold_builtin_strstr): Pass call arguments individually instead
13916 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13917 accessors and constructors. Return NULL_TREE instead of 0.
13918 (fold_builtin_strchr): Likewise.
13919 (fold_builtin_strrchr): Likewise.
13920 (fold_builtin_strpbrk): Likewise.
13921 (fold_builtin_strcat): Likewise.
13922 (fold_builtin_strncat): Likewise.
13923 (fold_builtin_strspn): Likewise.
13924 (fold_builtin_strcspn): Likewise.
13925 (fold_builtin_fputs): Likewise.
13926 (fold_builtin_next_arg): Likewise.
13927 (fold_builtin_sprintf): Likewise.
13929 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13930 NULL_RTX instead of 0.
13931 (expand_builtin_memory_chk): Likewise.
13932 (maybe_emit_chk_warning): Likewise.
13933 (maybe_emit_sprintf_chk_warning): Likewise.
13935 (fold_builtin_object_size): Pass call arguments individually instead
13936 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13937 accessors and constructors. Return NULL_TREE instead of 0.
13938 (fold_builtin_memory_chk): Likewise.
13939 (fold_builtin_stxcpy_chk): Likewise.
13940 (fold_builtin_strncpy_chk): Likewise.
13941 (fold_builtin_strcat_chk): Likewise.
13942 (fold_builtin_strcat_chk): Likewise.
13943 (fold_builtin_strncat_chk): Likewise.
13944 (fold_builtin_sprintf_chk): Likewise.
13945 (fold_builtin_snprintf_chk): Likewise.
13946 (fold_builtin_printf): Likewise.
13947 (fold_builtin_vprintf): Likewise.
13949 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13951 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13952 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13953 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13954 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13955 (fold_unary): Likewise.
13956 (fold_binary): Likewise.
13957 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13958 ternary expressions.
13959 (fold): Add logic for tcc_vl_exp.
13960 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13961 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13962 (fold_build3_stat): Add assertion to flag broken interface for
13963 constructing CALL_EXPRs.
13964 (fold_build_call_list): New.
13965 (fold_build_call_list_initializer): New.
13966 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13968 (fold_strip_sign_ops): Likewise.
13970 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13971 Brooks Moses <brooks.moses@codesourcery.com>
13972 Lee Millward <lee.millward@codesourcery.com>
13974 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13975 accessors and dump arguments explicitly.
13977 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13979 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13981 (print_call_name): Use new CALL_EXPR accessors.
13983 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13984 CALL_EXPR arguments explicitly instead of as a list. Use
13985 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13987 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13988 (vrp_visit_stmt): Likewise.
13990 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13991 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13993 (force_move_till_expr): Likewise.
13995 * targhooks.c (default_external_stack_protect_fail): Use
13996 build_call_expr instead of build_function_call_expr.
13997 (default_hidden_stack_protect_fail): Likewise.
13999 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14002 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14003 and walk arguments explicitly.
14005 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14006 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14007 (expand_simple_operations): Likewise.
14008 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14010 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14011 of TREE_CODE_LENGTH.
14012 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14014 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14015 instead of TREE_CODE_LENGTH.
14017 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14018 (tree_ic_transform): Likewise.
14019 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14020 parameter instead of arglist. Fix callers.
14021 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14022 (tree_stringops_transform): Likewise.
14023 (tree_indirect_call_to_profile): Likewise.
14024 (tree_stringops_values_to_profile): Likewise.
14026 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14027 (eliminate_tail_call): Likewise.
14029 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14031 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14032 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14034 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14036 * omp-low.c (build_omp_barrier): Use build_call_expr.
14037 (lower_rec_input_clauses): Likewise.
14038 (lower_reduction_clauses): Likewise.
14039 (expand_parallel_call): Likewise.
14040 (maybe_catch_exception): Likewise.
14041 (expand_omp_for_generic): Likewise.
14042 (expand_omp_for_static_nochunk): Likewise.
14043 (expand_omp_sections): Likewise.
14044 (lower_omp_single_simple): Likewise.
14045 (lower_omp_single_copy): Likewise.
14046 (lower_omp_master): Likewise.
14047 (lower_omp_ordered): Likewise.
14048 (lower_omp_critical): Likewise.
14050 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14051 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14053 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14054 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14055 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14057 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14058 and generalize to handle any number of operands.
14059 (chrec_contains_undetermined): Likewise.
14060 (tree_contains_chrecs): Likewise.
14061 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14063 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14065 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14066 fold_call_expr instead of fold_builtin.
14067 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14068 match declarations there.
14069 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14072 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14073 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14075 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14076 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14078 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14081 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14082 (execute_cse_sincos): Use new CALL_EXPR accessors.
14084 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14086 * gimple-low.c (lower_function_body): Use build_call_expr.
14087 (lower_builtin_setjmp): Likewise.
14089 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14090 (set_storage_via_libcall): Likewise.
14091 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14092 instead of TREE_CODE_LENGTH.
14093 (expand_expr_real_1): Use new CALL_EXPR accessors.
14095 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14096 generalize to handle any number of operands.
14097 (TB_parent_eq): Likewise.
14099 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14100 (strip_builtin_expect): Likewise.
14102 * function.c (gimplify_parameters): Use build_call_expr.
14104 * tree-vectorizer.c (vect_is_simple_reduction): Use
14105 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14107 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14108 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14110 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14113 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14114 (gimplify_decl_expr): Likewise.
14115 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14116 Use new CALL_EXPR iterators.
14117 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14118 (gimplify_modify_expr_to_memset): Likewise.
14119 (gimplify_variable_sized_compare): Likewise.
14120 (gimplify_omp_atomic_fetch_op): Likewise.
14121 (gimplify_omp_atomic_pipeline): Likewise.
14122 (gimplify_omp_atomic_mutex): Likewise.
14123 (gimplify_function_tree): Likewise.
14125 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14126 (call_expr_flags): Likewise.
14127 (expand_call): Likewise.
14129 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14130 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14133 * coverage.c (create_coverage): Use build_call_expr.
14135 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14136 (temp_call_expr_obstack): New.
14137 (pool_copy_list): Delete.
14138 (temp_copy_call_expr): New.
14139 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14140 CALL_EXPR accessors. Get rid of special goo for copying argument
14141 lists and use temp_copy_call_expr instead.
14142 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14143 CALL_EXPR accessors.
14144 (create_expression_by_pieces): Likewise. Use build_call_array
14145 to construct the result instead of fold_build3.
14146 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14147 dealing with argument lists.
14148 (init_pre): Remove references to expression_node_pool and
14149 list_node_pool. Init temp_call_expr_obstack instead.
14150 (fini_pre): Remove references to expression_node_pool and
14153 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14154 and walk arguments explicitly instead of as a list.
14156 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14157 (mx_register_decls): Likewise.
14158 (mudflap_register_call): Likewise.
14159 (mudflap_finish_file): Likewise.
14161 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14162 (ipa_callsite_compute_param): Likewise.
14164 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14165 accessors and constructor.
14167 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14168 accessors and constructor.
14169 (convert_tramp_reference): Likewise.
14170 (convert_call_expr): Likewise.
14171 (finalize_nesting_tree_1): Likewise.
14173 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14176 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14178 * tree-inline.c (initialize_inlined_parameters): Pass entire
14179 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14181 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14182 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14184 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14185 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14186 (vectorizable_reduction): Likewise.
14187 (vectorizable_call): Use new CALL_EXPR iterators.
14188 (vectorizable_conversion): Use build_call_expr.
14189 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14190 (vect_gen_widened_results_half): Use build_call_expr.
14191 (vect_setup_realignment): Likewise.
14192 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14194 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14195 (pass_through_call): Likewise.
14196 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14199 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14200 (tree_gen_pow2_profiler): Likewise.
14201 (tree_gen_one_value_profiler): Likewise.
14202 (tree_gen_ic_func_profiler): Likewise.
14203 (tree_gen_average_profiler): Likewise.
14204 (tree_gen_ior_profiler): Likewise.
14206 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14207 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14208 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14210 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14211 of TREE_CODE_LENGTH.
14213 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14214 of TREE_CODE_LENGTH.
14216 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14218 (convert_to_integer): Likewise.
14220 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14223 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14224 Brooks Moses <brooks.moses@codesourcery.com>
14225 Lee Millward <lee.millward@codesourcery.com>
14227 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14229 * config/frv/frv.c (frv_expand_builtin): Likewise.
14230 * config/s390/s390.c (s390_expand_builtin): Likewise.
14232 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14233 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14235 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14236 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14237 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14238 (ix86_expand_store_builtin): Likewise.
14239 (ix86_expand_unop_builtin): Likewise.
14240 (ix86_expand_unop1_builtin): Likewise.
14241 (ix86_expand_sse_compare): Likewise.
14242 (ix86_expand_sse_comi): Likewise.
14243 (ix86_expand_vec_init_builtin): Likewise.
14244 (ix86_expand_vec_ext_builtin): Likewise.
14245 (ix86_expand_vec_set_builtin): Likewise.
14246 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14248 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14249 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14251 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14252 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14253 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14255 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14257 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14258 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14259 arglist. Use new CALL_EXPR accessors. Fix callers.
14260 (altivec_expand_abs_builtin): Likewise.
14261 (rs6000_expand_binop_builtin): Likewise.
14262 (altivec_expand_predicate_builtin): Likewise.
14263 (altivec_expand_lv_builtin): Likewise.
14264 (spe_expand_stv_builtin): Likewise.
14265 (altivec_expand_stv_builtin): Likewise.
14266 (rs6000_expand_ternop_builtin): Likewise.
14267 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14268 (altivec_expand_st_builtin): Likewise.
14269 (altivec_expand_dst_builtin): Likewise.
14270 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14271 arglist. Use new CALL_EXPR accessors. Fix callers.
14272 (altivec_expand_vec_set_builtin): Likewise.
14273 (altivec_expand_vec_ext_builtin): Likewise.
14274 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14275 (spe_expand_builtin): Likewise.
14276 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14277 arglist. Use new CALL_EXPR accessors. Fix callers.
14278 (spe_expand_evsel_builtin): Likewise.
14279 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14280 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14282 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14283 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14284 (arm_expand_unop_builtin): Likewise.
14285 (arm_expand_builtin): Use new CALL_EXPR accessors.
14287 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14290 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14291 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14293 (bfin_expand_unop_builtin): Likewise.
14294 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14296 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14297 Brooks Moses <brooks.moses@codesourcery.com>
14298 Lee Millward <lee.millward@codesourcery.com>
14300 * c-semantics.c (build_stmt): Add internal diagnostic check.
14302 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14303 accessors. Print arguments explicitly instead of as a list.
14305 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14307 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14308 (c_finish_omp_flish): Likewise.
14310 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14311 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14312 instead of TREE_CODE_LENGTH.
14313 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14314 (c_warn_unused_result): Likewise.
14316 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14319 * doc/invoke.texi (Warning Options): Remove
14320 -Werror-implicit-function-declaration.
14321 (Wimplicit-function-declaration): Update description.
14322 * opts.c (common_handle_option): Move handling of -Werror=* to...
14323 (enable_warning_as_error): ...here.
14324 * opts.h (enable_warning_as_error): Declare.
14325 * c-decl.c (implicit_decl_warning): Unless
14326 -Wno-implicit-function-declaration is given, emit a pedwarn if
14327 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14328 * c.opt (Wimplicit-function-declaration): Replace
14329 mesg_implicit_function_declaration with
14330 warn_implicit_function_declaration.
14331 * c-opts.c (c_common_handle_option):
14332 -Werror-implicit-function-declaration is exactly equal as
14333 -Werror=implicit-function-declaration.
14334 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14335 warn_implicit_function_declaration.
14336 (c_common_post_options): -Wimplict-function-declaration is enabled
14337 by default by -std=c99, otherwise is disabled by default.
14338 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14340 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14342 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14343 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14344 former is ignored but not the latter.
14346 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14348 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14349 is made and the reference doesn't use the alias set of its type,
14350 do not create the temporary using that type.
14352 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14354 * jump.c: Remove prototypes for delete_computation and
14355 delete_prior_computation.
14357 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14359 * jump.c (get_label_after): Delete.
14360 (get_label_before, delete_computation, delete_jump,
14361 delete_prior_computation, follow_jumps): Move...
14362 * reorg.c (delete_computation, delete_prior_computation): ... here...
14363 (get_label_before, delete_jump): ... making these static ...
14364 (follow_jumps): ... and simplifying this since it only runs after
14366 * rtl.h (get_label_after, get_label_before, delete_jump,
14367 follow_jumps): Delete prototypes.
14369 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14371 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14373 2007-02-15 Nick Clifton <nickc@redhat.com>
14375 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14376 order to prevent it from being munged by the target.
14378 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14380 * config/i386/i386.md: Remove misleading comment.
14382 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14384 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14385 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14388 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14390 * tree-sra.c (instantiate_missing_elements): Canonicalize
14392 (sra_build_assignment): New.
14393 (generate_copy_inout, generate_element_copy,
14394 generate_element_zero, generate_one_element_init): Use it.
14396 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14398 * tree-sra.c (instantiate_missing_elements): Canonicalize
14400 (sra_build_assignment): New.
14401 (generate_copy_inout, generate_element_copy,
14402 generate_element_zero, generate_one_element_init): Use it.
14404 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14406 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14409 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14411 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14412 types as aggregates not scalars.
14413 * function.c (assign_stack_temp_for_type): Likewise.
14415 2007-02-14 Roger Sayle <roger@eyesopen.com>
14416 Zdenek Dvorak <dvorakz@suse.cz>
14418 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14421 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14423 * passes.c (next_pass_1): Clear the next field of the copied
14426 2007-02-14 Richard Henderson <rth@redhat.com>
14428 * tree-sra.c (early_sra): New.
14429 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14430 (tree_sra_early, pass_sra_early): New.
14431 * tree-pass.h (pass_sra_early): Declare.
14432 * passes.c (init_optimization_passes): Use it.
14434 2007-02-14 Richard Guenther <rguenther@suse.de>
14436 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14438 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14440 PR tree-optimization/30771
14441 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14443 (vect_analyze_operations): Induction phis can now be marked as
14445 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14446 Update documentation accordingly.
14448 2007-02-14 Nick Clifton <nickc@redhat.com>
14450 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14451 most 3 arguments are supported.
14452 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14454 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14456 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14457 Ensure dst->current is valid.
14459 2007-02-13 Paul Brook <paul@codesourcery.com>
14461 * config.gcc: Add arm*-*-uclinux-*eabi.
14462 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14463 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14464 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14465 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14466 (LINK_SPEC): Define.
14467 (LIB_SPEC): Define.
14468 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14470 * config/arm/uclinux-eabi.h: New file.
14471 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14472 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14475 2007-02-13 Ian Lance Taylor <iant@google.com>
14477 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14478 * flags.h (warn_strict_overflow): Declare.
14479 (enum warn_strict_overflow_code): Define.
14480 (issue_strict_overflow_warning): New static inline function.
14481 * opts.c (warn_strict_overflow): New variable.
14482 (common_handle_option): Handle OPT_Wstrict_overflow and
14483 OPT_Wstrict_overflow_.
14484 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14486 * fold-const.c: Include intl.h.
14487 (fold_deferring_overflow_warnings): New static variable.
14488 (fold_deferred_overflow_warning): New static variable.
14489 (fold_deferred_overflow_code): New static variable.
14490 (fold_defer_overflow_warnings): New function.
14491 (fold_undefer_overflow_warnings): New function.
14492 (fold_undefer_and_ignore_overflow_warnings): New function.
14493 (fold_deferring_overflow_warnings_p): New function.
14494 (fold_overflow_warning): New static function.
14495 (make_range): Add strict_overflow_p parameter. Change all
14497 (extract_muldiv, extract_muldiv_1): Likewise.
14498 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14499 tree_expr_nonnegative_p.
14500 (fold_negate_expr): Call fold_overflow_warning.
14501 (fold_range_test): Likewise.
14502 (fold_comparison): Likewise.
14503 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14504 instead of tree_expr_nonnegative_p.
14505 (tree_expr_nonnegative_warnv_p): Rename from
14506 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14507 (tree_expr_nonnegative_p): New function.
14508 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14509 strict_overflow_p parameter.
14510 (tree_expr_nonzero_p): New function.
14511 * passes.c (verify_interpass_invariants): New static function.
14512 (execute_one_pass): Call it.
14513 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14515 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14516 (estimate_numbers_of_iterations): Likewise.
14517 (scev_probably_wraps_p): Likewise.
14518 * tree-ssa-ccp.c: Include "toplev.h".
14519 (evaluate_stmt): Defer fold overflow warnings until we know we are
14521 (struct fold_stmt_r_data): Add stmt field.
14522 (fold_stmt_r): Defer fold overflow warnings until we know we
14524 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14525 (fold_stmt_inplace): Likewise.
14526 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14527 (cleanup_control_expr_graph): Defer fold overflow warnings until
14528 we know we are going to optimize.
14529 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14530 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14532 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14533 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14534 * tree-ssa-loop-manip.c (create_iv): Likewise.
14535 * c-typeck.c (build_conditional_expr): Likewise.
14536 (build_binary_op): Likewise.
14537 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14538 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14539 (extract_range_from_unary_expr): Likewise.
14540 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14541 assuming that signed overflow does not occur.
14542 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14543 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14544 (fold_defer_overflow_warnings): Declare.
14545 (fold_undefer_overflow_warnings): Declare.
14546 (fold_undefer_and_ignore_overflow_warnings): Declare.
14547 (fold_deferring_overflow_warnings_p): Declare.
14548 (tree_expr_nonzero_warnv_p): Declare.
14549 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14550 of warning options.
14551 (Warning Options): Document -Wstrict-overflow.
14552 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14553 (tree-ssa-ccp.o): Likewise.
14554 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14555 (fold-const.o): Depend on intl.h.
14557 2007-02-13 Ian Lance Taylor <iant@google.com>
14559 PR middle-end/30751
14560 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14563 2007-02-13 Stuart Hastings <stuart@apple.com>
14565 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14567 2007-02-13 Richard Henderson <rth@redhat.com>
14569 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14570 handled_component_p before looking for the indirect_ref.
14572 2007-02-13 Richard Henderson <rth@redhat.com>
14574 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14575 remove flags clobber.
14576 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14577 (bswaphi_lowpart): New.
14578 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14579 remove TARGET_BSWAP test. Delete expander of the same name.
14581 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14582 (expand_unop): Use them.
14584 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14586 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14587 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14588 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14589 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14590 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14591 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14592 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14593 assembler dialect choice from asm templates.
14595 2007-02-12 Richard Henderson <rth@redhat.com>
14597 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14598 (fixuns_trunc<SSEMODEF>si2): Use it.
14599 * config/i386/sse.md (vec_setv4sf_0): Export.
14600 * config/i386/i386.c (ix86_build_const_vector): Export.
14601 (ix86_split_convert_uns_si_sse): Rename from
14602 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14603 * config/i386/i386-protos.h: Update.
14605 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14608 * c-typeck.c (c_finish_return): Improve warning message.
14610 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14612 * alias.c (find_symbolic_term): Delete unused function.
14614 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14616 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14617 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14618 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14620 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14622 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14623 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14624 the function, temporarily point the debug interface to the null one.
14626 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14628 * dwarf2out.c (round_up_to_align): New static function.
14629 (field_byte_offset): Use it to round the offset.
14631 2007-02-12 Richard Henderson <rth@redhat.com>
14633 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14634 (inswl_const): Export.
14636 2007-02-12 Richard Henderson <rth@redhat.com>
14638 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14639 result mode of the libcall, convert back to outmode.
14641 2007-02-12 Roger Sayle <roger@eyesopen.com>
14643 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14644 (bswapdi2): New define_expand to implement 32-bit implementation.
14646 2007-02-12 Nick Clifton <nickc@redhat.com>
14648 * doc/invoke.texi (Overall Options): Document --help=.
14649 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14650 (cc1_options): Pass --help= on to cc1.
14651 (display_help): Add description of --help=.
14652 (process_command): Add code to handle --help=. Allow translated
14653 --help and --target-help switches to be passed on to compiler
14655 (main): Remove unused if statement.
14656 * opts.c (columns): Remove.
14657 (LEFT_COLUMN): Define.
14658 (wrap_help): Add columns argument.
14659 (print_filtered_help): Change parameters to be an include bitmask,
14660 an exclude bitmask, an any bitmask and the column width. Move the
14661 code to display the params list here. Add code to display the
14662 status of options rather than their descriptions if the quiet flag
14664 (print_specific_help): Change parameters to be an include bitmask,
14665 an exclude bitmask and an any bitmask. Move code to look up the
14666 column width here. Decide upon the title for an options listing.
14667 (common_handle_options): Add code to handle --help=. Adapt code
14668 for --help and --target-help to use the revised form of the
14669 print_specific_help function.
14670 (print_help): Delete.
14671 (print_param_help): Delete.
14672 (print_switch): Delete.
14673 * opts.h (cl_lang_count): Add prototype.
14674 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14675 CL_MAX_OPTION_CLASS): New defines.
14676 * optc-gen.awk: Add construction of cl_lang_count.
14677 * c.opt: Add Warning attribute to warning options and Optimization
14678 attribute to optimization options.
14679 * common.opt: Likewise.
14681 Add -fhelp and -ftarget-help as aliases for the transformed --help
14682 and --target-help options.
14683 * opt-functions.awk: Add code to handle Warning and Optimization
14686 2007-02-12 Richard Henderson <rth@redhat.com>
14688 * config/alpha/constraints.md: New file.
14689 * config/alpha/alpha.c: Include tm-constrs.h.
14690 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14691 alpha_extra_constraint): Remove.
14692 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14693 * config/alpha/alpha-protos.h: Update.
14694 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14695 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14696 (EXTRA_CONSTRAINT): Remove.
14697 * config/alpha/alpha.md: Include constraints.md.
14698 (adddi splitter): Use satisfies_constraint_*.
14699 * config/alpha/predicates.md (add_operand): Likewise.
14700 (sext_add_operand, addition_operation): Likewise.
14702 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14704 PR tree-optimization/29145
14705 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14706 in our handling of restrict qualified pointers.
14708 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14711 * doc/invoke.texi (Wunused-value): Update description.
14712 (Wextra): Delete item.
14713 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14714 value of Wunused-value.
14715 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14716 (c_finish_stmt_expr): Don't check extra_warnings.
14717 (emit_side_effect_warnings): The caller is responsible to check
14720 2007-02-11 Roger Sayle <roger@eyesopen.com>
14721 Matt Thomas <matt@3am-software.com>
14723 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14725 2007-02-11 Roger Sayle <roger@eyesopen.com>
14727 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14728 comparisons of POPCOUNT against zero.
14729 (simplify_const_relational_operation): Likewise.
14731 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14733 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14735 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14737 * dwarf2out.c (root_type): Delete unused function.
14739 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14741 * genattrtab.c (contained_in_p): Delete unused function.
14742 (write_expr_attr_cache): Likewise.
14744 2007-02-11 Jan Hubicka <jh@suse.cz>
14746 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14749 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14751 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14752 to add the REG_EQ* note.
14753 * see.c (see_merge_one_use_extension): Likewise.
14754 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14755 turn REG_EQUAL notes into REG_EQUIV notes if the target
14756 register may have more than one set.
14757 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14758 * gcse.c (try_replace_reg): Likewise.
14759 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14760 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14761 more than one REG_EQUIV note.
14762 * reload1.c (gen_reload): Use set_unique_reg_note.
14764 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14766 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14767 (ix86_builtin_conversion): New function.
14769 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14772 * tree.h (DECL_REPLACEABLE_P): New macro.
14773 * except.c (set_nothrow_function_flags): Likewise.
14775 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14776 Ira Rosen <irar@il.ibm.com>
14777 Dorit Nuzman <dorit@il.ibm.com>
14779 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14780 * targhooks.c (default_builtin_vectorized_conversion): New.
14781 * targhooks.h (default_builtin_vectorized_function): New declaration.
14782 * target.h (struct vectorize): Add builtin_conversion field.
14783 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14784 stmt_vec_info_type value.
14785 (vectorizable_conversion): New declaration.
14786 * tree-vect-analyze.c (vect_analyze_operations): Add
14787 vectorizable_conversion call.
14788 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14789 * tree-vect-transform.c (vectorizable_conversion): New function.
14790 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14791 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14793 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14794 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14795 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14796 or ALTIVEC_BUILTIN_VCFSX.
14798 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14801 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14802 CONST_DOUBLE and operand 0 is a hard register.
14803 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14804 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14805 is a hard floating-point register.
14807 2007-02-10 Richard Henderson <rth@redhat.com>
14808 Jakub Jelinek <jakub@redhat.com>
14809 Alexandre Oliva <aoliva@redhat.com>
14811 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14812 * builtin-types.def (BT_WORD): Make unsigned.
14813 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14814 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14815 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14816 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14817 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14818 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14820 * expr.c (emutls_var_address): New.
14821 (expand_expr_real_1): Expand emulated tls.
14822 (expand_expr_addr_expr_1): Likewise.
14823 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14824 * output.h (emutls_finish): Declare.
14825 * toplev.c (compile_file): Call it.
14826 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14827 address before wrapping in CONST.
14828 * varasm.c (emutls_htab, emutls_object_type): New.
14829 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14830 (get_emutls_object_name, get_emutls_object_type): New.
14831 (get_emutls_init_templ_addr, emutls_decl): New.
14832 (emutls_common_1, emutls_finish): New.
14833 (assemble_variable): When emulating tls, swap decls; generate
14834 constructor for the emutls objects.
14835 (do_assemble_alias): When emulating tls, swap decl and target name.
14836 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14838 * varpool.c (decide_is_variable_needed): Look at force_output.
14839 Recurse for emulated tls.
14840 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14841 with decide_is_variable_needed.
14842 * emutls.c: New file.
14843 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14844 tls_object for real tls.
14846 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14848 PR rtl-optimization/29599
14849 * reload1.c (eliminate_regs_in_insn): Take the destination
14850 mode into account when computing the offset.
14852 2007-02-09 Stuart Hastings <stuart@apple.com>
14853 Richard Henderson <rth@redhat.com>
14855 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14856 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14857 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14858 fixuns_truncdfhi2): New.
14859 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14860 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14861 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14862 (floatunssidf2): Allow nonimmediate source.
14863 * config/i386/sse.md (movdi_to_sse): New.
14864 (vec_concatv2di): Drop '*'.
14865 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14866 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14867 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14869 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14870 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14871 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14872 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14873 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14874 ix86_build_const_vector.
14875 (x86_emit_floatuns): Rewrite.
14877 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14879 * genautomata.c (longest_path_length): Delete unused function.
14880 (struct state): Delete unused longest_path_length.
14881 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14882 (get_free_state): Delete unused.
14884 2007-02-09 Jan Hubicka <jh@suse.cz>
14886 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14887 * doc/invoke.texi (inline-unit-growth): Update default value.
14889 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14890 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14891 (rebuild_cgraph_edges): Likewise.
14892 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14893 (dump_cgraph_node): Dump frequencies.
14894 (cgraph_clone_edge): Add frequency scales.
14895 (cgraph_clone_node): Add freuqnecy.
14896 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14897 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14898 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14899 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14900 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14901 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14902 (save_inline_function_body): Likewise.
14903 * ipa-inline.c: inluce rtl.h
14904 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14905 (cgraph_edge_badness): Use frequencies.
14906 (cgraph_decide_recursive_inlining): Update clonning.
14907 (cgraph_decide_inlining_of_small_function): Dump frequency.
14908 * predict.c (estimate_bb_frequencies): Export.
14909 * predict.h (estimate_bb_frequencies): Declare.
14910 * tree-inline.c (copy_bb): Watch overflows.
14911 (expand_call_inline): Update call of cgraph_create_edge.
14912 (optimize_inline_calls): Use TODO flags to update frequnecies.
14913 * passes.h: Include predict.h
14914 (init_optimization_passes): Move profile ahead.
14915 (execute_function_todo): Handle TODO_rebuild_frequencies.
14917 2007-02-09 Roger Sayle <roger@eyesopen.com>
14919 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14920 the insbl or inswl pattern into a register.
14922 2007-02-09 Roger Sayle <roger@eyesopen.com>
14924 * config/ia64/ia64.md (bswapdi2): New define_insn.
14926 2007-02-09 Richard Henderson <rth@redhat.com>
14928 * config/i386/constraints.md (Ym): New constraint.
14929 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14930 (movdi_1_rex64): Split sse and xmm general register moves from
14931 memory move alternatives. Use conditional register constraints.
14932 (movsf_1, movdf_integer): Likewise.
14933 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14934 (movdf_integer_rex64): New.
14935 (pushsf_rex64): Fix output constraints.
14936 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14937 (sse2_stored): Likewise.
14938 (sse2_storeq_rex64): New.
14939 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14940 amd and not generic.
14941 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14942 for optimize_size. Remove SF/DFmode hack.
14944 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14946 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14949 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14950 Richard Sandiford <richard@codesourcery.com>
14952 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14953 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14954 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14955 m68k/t-mlib to tmake_file.
14956 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14957 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14958 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14959 Allow it to be cf or m68k. Set m68k_arch_family. If that
14960 variable is not empty, add t-$m68k_arch_family to tmake_file.
14961 Add t-mlibs to tmake_file.
14962 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14963 * config/m68k/t-cf: New file.
14964 * config/m68k/t-m68k: Likewise.
14965 * config/m68k/t-mlibs: Likewise.
14966 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14967 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14968 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14969 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14970 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14972 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14973 (INSTALL_LIBGCC): Delete.
14974 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14975 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14976 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14977 (M68K_MLIB_CPU): Define.
14978 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14979 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14980 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14982 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14983 Richard Guenther <rguenther@suse.de>
14985 PR middle-end/23361
14986 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14987 against INT_MIN/INT_MAX.
14988 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14989 file if a loop is removed.
14991 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14993 * calls.c (store_one_arg): Pass correct alignment to
14994 emit_push_insn for non-BLKmode values.
14995 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14996 unaligned stack slot via a suitably aligned slot.
14998 2007-02-08 DJ Delorie <dj@redhat.com>
15000 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15002 (legal_subregs): Use unsigned char, make const.
15003 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15005 2007-02-08 Paul Brook <paul@codesourcery.com>
15007 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15008 special interworking needed.
15010 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15012 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15013 conditional to __SSE2__.
15014 (Entries below should have been added to first ChangeLog
15015 entry for amdfam10 dated 2007-02-05)
15016 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15018 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15020 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15023 2007-02-08 DJ Delorie <dj@redhat.com>
15025 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15026 * config/m32c/m32c.c (legal_subregs): New.
15027 (m32c_illegal_subreg_p): New.
15028 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15029 unsupported subregs of hard regs.
15031 2007-02-08 Jan Hubicka <jh@suse.cz>
15033 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15034 the same one; always update histograms.
15036 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15038 * passes.c (init_optimization_passes): Tidy comment.
15040 2007-02-08 Roger Sayle <roger@eyesopen.com>
15042 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15043 strip zero_extend, bswap and rotates from POCOUNT's argument.
15044 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15045 zero_extend and rotates from PARITY's argument.
15046 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15047 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15048 of an integer constant at compile-time.
15050 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15053 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15055 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15058 * tree-ssa-live.c (remove_unused_locals): Do not remove
15059 TREE_ADDRESSABLE variables.
15060 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15061 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15062 FOR_CLOBBER. Update all users.
15063 If VAR has an associated alias set, add a virtual operand for
15064 it if no alias is found to conflict with the memory reference.
15066 2007-02-07 Jan Hubicka <jh@suse.cz>
15067 Robert Kidd <rkidd@crhc.uiuc.edu>
15069 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15071 2007-02-07 Ian Lance Taylor <iant@google.com>
15073 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15075 2007-02-07 Roger Sayle <roger@eyesopen.com>
15077 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15078 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15079 tablejumpdi, movsi_to_cr_one): Remove constraints from
15080 define_expand's match_operands.
15082 2007-02-07 Roger Sayle <roger@eyesopen.com>
15084 * global.c (compute_regsets): Move declatation of "i" inside of
15085 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15087 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15090 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15091 of INDIRECT_REF <RESULT_DECL>.
15093 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15095 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15096 Kaz Kojima <kkojima@gcc.gnu.org>
15099 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15101 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15103 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15105 * doc/loop.texi: Document possibility not to perform disambiguation
15106 of loops with multiple latches.
15107 * cfgloopmanip.c (alp_enum_p): Removed.
15108 (add_loop): Handle subloops. Use get_loop_body_with_size.
15109 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15110 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15111 the new forwarder block.
15112 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15113 Handle the case latch is NULL.
15114 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15115 modifications when marking loop exits.
15116 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15118 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15119 disambiguate_loops_with_multiple_latches.
15120 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15121 before fix_loop_structure.
15122 * cfgloop.c: Include pointer-set.h and output.h.
15123 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15124 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15125 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15126 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15127 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15128 disambiguate_multiple_latches, get_loop_body_with_size,
15129 disambiguate_loops_with_multiple_latches): New functions.
15130 (flow_loop_dump): Dump multiple latch edges.
15131 (flow_loop_nodes_find): Handle loops with multiple latches.
15132 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15133 (glb_enum_p): Modified.
15134 (get_loop_body): Use get_loop_body_with_size.
15135 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15136 (AVOID_CFG_MODIFICATIONS): New constant.
15137 (disambiguate_loops_with_multiple_latches, add_loop,
15138 get_loop_body_with_size): Declare.
15139 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15141 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15143 PR inline-asm/28686
15144 * global.c (compute_regsets): New function.
15145 (global_alloc): Refactored ELIMINABLE_REGSET
15146 and NO_GLOBAL_ALLOC_REGS computation out.
15147 (rest_of_handle_global_alloc): Call compute_regsets()
15148 for non-optimizing case.
15150 2007-02-06 Richard Henderson <rth@redhat.com>
15152 * config/i386/constraints.md (Y2): Rename from Y.
15153 (Yi): New constraint.
15154 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15155 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15156 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15157 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15158 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15159 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15160 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15161 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15162 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15163 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15164 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15165 vec_extractv2si_1): Change Y constraints to Y2.
15166 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15167 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15168 Change Y constraints to Y2.
15169 (sse2_loadld): Change Y constraints to x.
15171 2007-02-06 Roger Sayle <roger@eyesopen.com>
15173 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15174 (parity<mode>2): New define_expand using rs6000_emit_parity.
15175 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15176 rs6000_emit_parity): New functions.
15177 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15178 rs6000_emit_parity): Prototype here.
15180 2007-02-06 Ian Lance Taylor <iant@google.com>
15182 * lower-subreg.c (simple_move_operand): Reject CONST.
15183 (resolve_clobber): Call validate_change rather than directly
15184 assigning to XEXP (pat, 0).
15186 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15188 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15189 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15190 (tree-cfg.o): Remove hashtab.h dependency.
15192 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15193 (struct ivopts_data): Change niters to pointer_map_t.
15194 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15195 (niter_for_exit): Create pointer_map on demand. Change for
15197 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15198 (free_loop_data): Destroy data->niters if created and reset field.
15199 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15200 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15202 * tree-ssa-reassoc.c: Include pointer-set.h.
15203 (bb_rank): Change to long *.
15204 (operand_rank): Change to pointer_map_t.
15205 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15206 (insert_operand_rank): Accept long.
15207 (operand_entry_hash, operand_entry_eq): Remove.
15208 (get_rank): Return long. Adjust for changes above.
15209 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15211 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15213 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15214 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15215 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15217 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15218 directly since it cannot be NULL.
15219 (get_vi_for_tree): Rewrite for pointer_map API.
15220 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15221 (init_alias_vars): Create vi_for_tree as pointer_map.
15222 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15224 * tree-cfg.c: Don't include hashtab.h.
15225 (edge_to_cases): Declare as pointer_map.
15226 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15228 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15229 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15230 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15232 (record_switch_edge): Delete.
15233 (get_cases_for_edge): Adjust for pointer_map API, inline
15234 record_switch_edge (rewritten for new API), remove goto.
15236 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15238 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15239 * tree-nested.c: Include pointer-set.h.
15240 (var_map_elt, var_map_eq, var_map_hash): Delete.
15241 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15242 to pointer_map_t's.
15243 (nesting_info_bitmap_obstack): New.
15244 (lookup_field_for_decl): Adjust for pointer_map API.
15245 (lookup_tramp_for_decl): Adjust for pointer_map API.
15246 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15247 (get_local_debug_decl): Adjust for pointer_map API.
15248 (convert_nl_goto_reference): Adjust for pointer_map API.
15249 (convert_nl_goto_receiver): Adjust for pointer_map API.
15250 (create_nesting_tree): Create outside GGC space. Create bitmap on
15251 the new obstack. Create field_map and var_map as pointer_maps.
15252 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15254 (lower_nested_functions): Move root here, no need to NULL it.
15255 Initialize and release the obstack.
15257 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15259 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15260 Remove prototypes and make them non-static.
15261 (struct tree_int_map): Remove.
15262 * tree.h (struct tree_int_map): Move here, turning TO into an
15264 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15266 * tree.h (TREE_COMPLEXITY): Remove.
15267 (struct tree_exp): Remove complexity field.
15268 * tree.c (build1_stat): Don't set it.
15270 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15271 Victor Kaplansky <victork@il.ibm.com>
15273 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15274 (vect_is_simple_reduction): Support reduction with induction as
15275 one of the operands.
15276 (vect_is_simple_iv_evolution): Fix formatting.
15277 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15278 formatting. Don't mark induction phis for vectorization.
15279 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15280 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15281 (vect_get_vec_def_for_operand): Support induction.
15282 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15284 (vectorizable_reduction): Support reduction with induction as one of
15286 (vectorizable_type_demotion): Use def-type of stmt argument rather
15287 than dummy def-type.
15289 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15290 flag_tree_scev_cprop.
15291 * common.opt (tree-scev-cprop): New flag.
15293 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15294 call to vect_get_new_vect_var.
15296 2007-02-06 Ira Rosen <irar@il.ibm.com>
15298 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15299 vectype is not NULL.
15300 (vect_pattern_recog_1): Likewise.
15302 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15304 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15305 (fold_negate_expr): Likewise.
15307 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15310 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15311 even if cv-qualification is the same.
15313 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15315 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15316 __enable_execute_stack on completion.
15318 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15320 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15321 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15322 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15323 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15324 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15325 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15326 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15327 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15331 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15332 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15333 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15334 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15335 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15336 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15337 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15338 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15339 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15340 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15341 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15342 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15343 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15344 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15345 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15346 sqrtextenddfxf2_i387): Added amdfam10_decode.
15348 * config/i386/athlon.md (athlon_idirect_amdfam10,
15349 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15350 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15351 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15352 athlon_ivector_store_amdfam10): New define_insn_reservation.
15353 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15358 * config/i386/athlon.md (athlon_call_amdfam10,
15359 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15360 define_insn_reservation.
15361 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15362 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15363 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15367 * config/i386/athlon.md (athlon_sseld_amdfam10,
15368 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15369 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15371 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15373 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15374 define_insn_reservation.
15375 * config/i386/i386.md (sseins): Added sseins to define_attr type
15376 and define_attr unit.
15377 * config/i386/sse.md: Set type attribute to sseins for insertq
15380 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15382 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15383 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15384 ssecomi_load_amdfam10, ssecomi_amdfam10,
15385 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15386 define_insn_reservation.
15387 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15391 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15392 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15393 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15394 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15395 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15396 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15397 define_insn_reservation.
15399 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15400 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15401 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15402 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15403 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15405 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15407 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15408 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15409 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15410 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15411 athlon_ssemul_load_k8): Added amdfam10.
15413 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15415 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15416 (x86_sse_unaligned_move_optimal): New variable.
15418 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15420 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15421 for unaligned vector SSE double/single precision loads for AMDFAM10.
15423 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15425 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15426 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15427 Define TARGET_CPU_DEFAULT_amdfam10.
15428 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15429 (processor_type): Add PROCESSOR_AMDFAM10.
15431 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15432 processor_type in config/i386/i386.h.
15433 Enable imul peepholes for TARGET_AMDFAM10.
15435 * config.gcc: Add support for --with-cpu option for amdfam10.
15437 * config/i386/i386.c (amdfam10_cost): New variable.
15438 (m_AMDFAM10): New macro.
15439 (m_ATHLON_K8_AMDFAM10): New macro.
15440 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15441 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15442 x86_promote_QImode, x86_integer_DFmode_moves,
15443 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15444 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15445 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15446 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15447 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15448 Enable/disable for amdfam10.
15449 (override_options): Add amdfam10_cost to processor_target_table.
15450 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15451 processor_alias_table.
15452 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15453 (ix86_adjust_cost): Add code for amdfam10.
15455 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15457 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15458 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15459 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15460 * config/i386/i386.h: Add builtin definition for SSE4A.
15461 * config/i386/i386.md: Add support for ABM instructions
15462 (popcnt and lzcnt).
15463 * config/i386/sse.md: Add support for SSE4A instructions
15464 (movntss, movntsd, extrq, insertq).
15465 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15466 Add -march=amdfam10 flag.
15467 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15468 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15470 * doc/extend.texi: Add documentation for SSE4A builtins.
15472 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15474 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15476 2007-02-05 Richard Guenther <rguenther@suse.de>
15478 * tree-vectorizer.h (vectorizable_function): Add argument type
15479 argument, change return type.
15480 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15481 * tree-vect-transform.c (vectorizable_function): Handle extra
15482 argument, return vectorized function decl.
15483 (build_vectorized_function_call): Remove.
15484 (vectorizable_call): Handle calls with result and argument types
15485 differing. Handle loop vectorization factor correctly.
15486 * targhooks.c (default_builtin_vectorized_function): Adjust for
15488 * targhooks.h (default_builtin_vectorized_function): Likewise.
15489 * target.h (builtin_vectorized_function): Add argument type
15491 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15492 extra argument, allow vectorizing of lrintf.
15493 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15494 documentation of target hook.
15496 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15499 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15500 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15501 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15503 2007-02-05 Roger Sayle <roger@eyesopen.com>
15505 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15506 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15507 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15508 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15509 before canonicalizing sincos to cexpi.
15510 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15512 2007-02-05 Roger Sayle <roger@eyesopen.com>
15514 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15515 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15516 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15518 2007-02-05 Roger Sayle <roger@eyesopen.com>
15520 * mips-tfile.c (initialize_init_file): Correct endianness test.
15522 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15524 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15525 the 'y' constraint.
15527 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15529 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15530 saves in a PARALLEL before the register assignments.
15532 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15534 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15535 DWARF_FRAME_RETURN_COLUMN to be a general register.
15536 * dwarf2out.c (init_return_column_size): New function, split from...
15537 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15538 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15539 to be nongeneral registers.
15540 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15542 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15543 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15545 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15547 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15549 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15551 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15552 (remove_path): Use can_remove_branch_p and remove_branch instead
15553 of loop_delete_branch_edge.
15554 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15555 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15556 Update profile using scale_dominated_blocks_in_loop.
15557 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15558 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15559 (can_remove_branch_p, remove_branch): Declare.
15560 * tree-cfg.c (tree_can_remove_branch_p): New function.
15561 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15562 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15563 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15565 2007-02-05 Jan Hubicka <jh@suse.cz>
15567 PR middle-end/30696
15568 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15569 nodes in cgraph, don't remove offline copy of the function.
15571 2007-02-04 Jan Hubicka <jh@suse.cz>
15573 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15574 vectors might cause maybe_lookup_element_for_expr to be called
15575 on non-sra-candidate.
15577 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15579 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15580 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15581 spelling conventions.
15583 2007-02-04 Richard Guenther <rguenther@suse.de>
15585 PR middle-end/30636
15586 * fold-const.c (try_move_mult_to_index): Make sure to not
15587 overflow one dimension of a multi-dimensional array access.
15589 2007-02-04 Jan Hubicka <jh@suse.cz>
15591 * passes.c (init_optimization_passes): Reindent.
15593 2007-02-04 Jan Hubicka <jh@suse.cz>
15594 Eric Botcazou <ebotcazou@adacore.com>
15596 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15597 (execute_fixup_cfg): Break out the abnormal goto code.
15598 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15599 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15600 (optimize_inline_calls): Call make_nonlocal_label_edges.
15602 2007-02-04 Jan Hubicka <jh@suse.cz>
15604 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15605 true when something was changed.
15606 (rename_ssa_copies): When something was changed, do
15607 TODO_remove_unused_locals.
15608 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15609 add TODO_remove_unused_locals when instruction was removed.
15611 2007-02-04 Jan Hubicka <jh@suse.cz>
15613 * ipa-inline.c (try_inline): Improve debug output; work on already
15615 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15616 call try_inline for already inlined edges too when flattening;
15617 inline also functions that make callee growth but overall unit size
15620 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15622 * config/m32c/bitops.md, config/m32c/jump.md,
15623 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15624 config/m32r/m32r.h, config/m32r/m32r.md,
15625 config/m32r/predicates.md, config/m68hc11/larith.asm,
15626 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15627 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15628 config/mips/mips-protos.h, config/mips/mips.c,
15629 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15630 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15631 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15632 spelling conventions.
15634 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15635 Follow spelling conventions.
15637 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15639 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15640 warn about C++0x compatibility.
15642 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15644 * config/h8300/h8300.c, config/h8300/h8300.h,
15645 config/h8300/h8300.md: Follow spelling conventions.
15647 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15649 PR middle-end/30667
15650 * combine.c (try_combine): Do not substitute source operand
15651 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15653 2007-02-03 Jan Hubicka <jh@suse.cz>
15655 PR gcov-profile/30650
15656 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15657 do not divide by zero for never executed counters.
15658 (tree_find_values_to_profile): Fix counters.
15659 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15661 2007-02-03 Ian Lance Taylor <iant@google.com>
15663 * lower-subreg.c (simple_move_operand): New static function,
15664 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15666 (simple_move): Call simple_move_operand.
15667 (find_decomposable_subregs): Add special handling of MEMs.
15668 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15669 meaning of return value. If we see a hard register, test whether
15670 it can store a word_mode value. Change all callers.
15672 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15674 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15675 ftrapv insns and expanders.
15676 (subdi3): Change define_expand operand 1 to arith11_operand, and
15677 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15678 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15679 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15682 PR middle-end/30174
15683 * varasm.c (notice_global_symbol): Treat global objects as weak when
15684 flag_shlib is true.
15686 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15688 * emit-rtl.c (dconstpi): Delete.
15689 (dconstsqrt2): New.
15690 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15691 * real.h (dconstpi): Delete.
15692 (dconstsqrt2): New.
15693 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15694 (fold_builtin_hypot): Likewise.
15696 2007-02-03 Tom Tromey <tromey@redhat.com>
15699 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15700 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15702 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15704 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15705 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15706 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15707 config/rs6000/cell.md, config/rs6000/darwin.h,
15708 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15709 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15710 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15711 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15712 typos. Follow spelling conventions.
15713 * doc/invoke.texi: Follow spelling conventions.
15715 2007-02-03 Roger Sayle <roger@eyesopen.com>
15717 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15718 canonicalization transformations that attempt to simplify integer
15719 constant comparisons to become comparisons against zero.
15721 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15723 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15725 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15726 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15728 2007-02-02 Mike Stump <mrs@apple.com>
15730 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15731 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15732 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15733 generate a branch island.
15735 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15737 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15738 (xtensa_legitimate_address_p): New.
15739 (xtensa_legitimize_address): New.
15740 (xtensa_output_addr_const_extra): New.
15741 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15743 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15744 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15745 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15746 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15747 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15748 (xtensa_legitimize_address): New.
15749 (xtensa_output_addr_const_extra): New.
15751 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15753 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15755 2007-02-02 Ian Lance Taylor <iant@google.com>
15757 * expmed.c (expand_divmod): Add comment.
15759 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15761 * emit-rtl.c (renumber_insns): Remove.
15762 * flags.h: Remove the extern for flag_renumber_insns.
15763 * rtl.h: Remove the prototype for renumber_insns.
15764 * toplev.c (flag_renumber_insns): Remove.
15766 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15768 Revert for x86 darwin:
15769 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15771 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15772 code before the following patch under TARGET_MACHO.
15773 (ix86_function_value_regno_p): Likewise.
15775 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15777 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15780 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15783 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15784 loads to general or fp registers. Add comments.
15785 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15787 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15789 * pointer-set.c (insert_aux): Only return insertion slot.
15790 (pointer_set_insert): Adjust.
15791 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15792 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15793 pointer_map_traverse): New.
15794 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15795 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15796 pointer_map_contains, pointer_map_traverse): Declare.
15798 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15800 PR middle-end/30473
15801 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15802 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15804 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15806 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15808 (struct _dep): New type.
15809 (dep_t): New typedef.
15810 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15811 (DEP_STATUS): New access macro. The macro with the same name was
15812 renamed to DEP_LINK_STATUS.
15813 (dep_init): Declare function
15815 (struct _dep_link): New type.
15816 (dep_link_t): New typedef.
15817 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15818 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15819 (DEP_LINK_STATUS): New macro.
15820 (debug_dep_links): New debug function.
15822 (struct _deps_list): New type.
15823 (deps_list_t): New typedef.
15824 (DEPS_LIST_FIRST): New access macro.
15825 (FOR_EACH_DEP_LINK): New cycle macro.
15826 (create_deps_list, free_deps_list, delete_deps_list): Declare
15828 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15829 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15830 (copy_deps_list_change_con): Ditto.
15832 (move_dep_link): Declare function.
15834 (struct _dep_node): New type.
15835 (dep_node_t): New typedef.
15836 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15838 (struct haifa_insn_data.back_deps): New field to hold backward
15839 dependencies of the insn.
15840 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15842 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15843 Change its type to deps_list_t.
15844 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15845 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15846 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15848 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15850 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15852 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15854 (dep_cost): Declare.
15856 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15857 (ds_to_dk, dk_to_ds): New functions.
15859 (init_dep_1): New static function.
15860 (init_dep): New function.
15861 (copy_dep): New static function.
15863 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15865 (detach_dep_link): New static function.
15866 (move_dep_link): New function.
15868 (dep_links_consistent_p, dump_dep_links): New static functions.
15869 (debug_dep_links): New debugging function.
15871 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15873 (alloc_deps_list, init_deps_list): New static functions.
15874 (create_deps_list): New function.
15875 (clear_deps_list): New static function.
15876 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15877 (deps_list_consistent_p, dump_deps_list): New static functions.
15878 (debug_deps_list): New function.
15879 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15881 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15883 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15884 use new scheduler dependencies lists.
15885 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15886 (sched_analyze): Ditto. Initialize dependencies lists.
15887 (add_forw_dep, compute_forward_dependences): Update to use new
15888 scheduler dependencies lists.
15890 (init_dependency_caches): Init deps_obstack.
15891 (free_dependency_caches): Free deps_obstack.
15893 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15894 new scheduler dependencies lists.
15895 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15896 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15898 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15899 Update to use new scheduler dependencies lists.
15900 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15901 (debug_dependencies): Ditto.
15902 (schedule_region): Update comments.
15904 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15905 scheduler dependencies lists.
15906 (schedule_ebb): Update comments.
15908 * rtl.def (DEPS_LIST): Remove.
15910 * lists.c (unused_deps_list): Remove.
15911 (free_list): Update assertions.
15913 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15914 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15916 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15917 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15919 * haifa-sched.c (comments): Update.
15920 (insn_cost1): Remove. Inline the code into insn_cost ().
15921 (insn_cost): Update to use new scheduler dependencies lists. Move
15922 processing of the dependency cost to dep_cost ().
15923 (dep_cost): New function. Use it instead of insn_cost () when
15924 evaluating cost of the dependency. Use compatible interface to
15925 interact with the target.
15926 (priority): Update to use new scheduler dependencies lists.
15927 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15928 with greater number of insns that depend on the insn.
15929 (schedule_insn): Update to use new scheduler dependencies lists. Add
15930 code to free backward dependencies lists. Inline and optimize code
15931 from resolve_dep () - see PR28071.
15932 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15933 lists. Update call to targetm.sched.is_costly_dependence hook.
15935 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15936 scheduler dependencies lists.
15938 (resolve_dep): Remove. Move the logic to schedule_insn ().
15939 (init_h_i_d): Initialize dependencies lists.
15941 (process_insn_depend_be_in_spec): Rename to
15942 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15943 dependencies lists.
15944 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15945 Update to use new scheduler dependencies lists.
15946 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15948 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15949 new scheduler dependencies lists.
15950 (build_intra_loop_deps): Ditto.
15952 * target.h (struct _dep): Declare to use in
15953 gcc_target.sched.is_costly_dependence.
15954 (struct gcc_target.sched.adjust_cost): Fix typo.
15955 (struct gcc_target.sched.is_costly_dependence): Change signature to
15956 use single dep_t parameter instead of an equivalent triad.
15957 (struct gcc_target.sched.adjust_cost_2): Remove.
15959 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15961 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15963 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15965 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15967 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15968 (REG_DEP_TRUE): Document.
15970 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15971 Change signature to correspond to the targetm.sched.adjust_cost hook.
15972 Update use in TARGET_SCHED_ADJUST_COST_2.
15973 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15974 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15975 new scheduler dependencies lists.
15976 (ia64_gen_check): Ditto.
15978 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15979 scheduler dependencies lists.
15981 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15982 signature to correspond to the targetm.sched.is_costly_dependence hook.
15983 (is_costly_group): Update to use new scheduler dependencies lists.
15985 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15986 instead of INSN_COST () macro.
15988 2007-02-01 Ian Lance Taylor <iant@google.com>
15990 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15992 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15994 * pa.md (tp_load): Correct mfctl instruction syntax.
15996 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15998 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15999 altivec_padding_size calculation on AIX. Improve comment, add
16000 assert to verify that it's right.
16002 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16005 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16007 PR inline-asm/28686
16008 * global.c (global_alloc): Add mising initialization of
16011 2007-02-01 Roger Sayle <roger@eyesopen.com>
16013 * alias.c (init_alias_analysis): Correct whitespace.
16014 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16015 partition_hot_cold_basic_blocks): Likewise.
16016 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16017 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16018 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16019 fold_builtin_snprintf_chk, fold_builtin_printf,
16020 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16021 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16022 * cfgcleanup.c (cleanup_cfg): Likewise.
16023 * cfgexpand.c (tree_expand_cfg): Likewise.
16024 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16025 * function.c (get_next_funcdef_no): Likewise.
16026 * gengtype.c (main): Likewise.
16027 * genmodes.c (main): Likewise.
16028 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16029 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16030 * ifcvt.c (noce_emit_move_insn): Likewise.
16031 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16033 * stor-layout.c (get_best_mode): Likewise.
16034 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16035 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16036 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16037 perform_var_substitution, solve_graph): Likewise.
16038 * tree-vrp.c (vrp_finalize): Likewise.
16040 2007-02-01 Ian Lance Taylor <iant@google.com>
16042 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16043 high part of a paradoxical subreg, return a constant zero.
16045 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16047 * toplev.c (lang_dependent_init): Call init_set_costs.
16048 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16050 2007-02-01 Richard Guenther <rguenther@suse.de>
16052 PR middle-end/30656
16053 * fold-const.c (fold_negate_expr): Allow negating a
16054 constant if overflow does not change.
16056 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16058 * doc/c-tree.texi (Expression trees): Improve markup.
16059 * doc/tm.texi (Register Classes, Addressing Modes)
16060 (Floating Point): Fix spacing after abbreviations. Fix some
16063 2007-02-01 Ben Elliston <bje@au.ibm.com>
16065 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16066 * doc/contrib.texi: Likewise.
16067 * doc/install.texi: Likewise.
16069 2007-01-31 Richard Henderson <rth@redhat.com>
16070 Ian Lance Taylor <iant@google.com>
16072 * lower-subreg.c: New file.
16073 * rtl.def (CONCATN): Define.
16074 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16075 pass_lower_subreg2.
16076 * emit-rtl.c (update_reg_offset): New static function, broken out
16077 of gen_rtx_REG_offset.
16078 (gen_rtx_REG_offset): Call update_reg_offset.
16079 (gen_reg_rtx_offset): New function.
16080 * regclass.c: Revert patch of 2006-03-05, restoring
16082 (clear_reg_info_regno): New function.
16083 * dwarf2out.c (concatn_loc_descriptor): New static function.
16084 (loc_descriptor): Handle CONCATN.
16085 * common.opt (fsplit_wide_types): New option.
16086 * opts.c (decode_options): Set flag_split_wide_types when
16088 * timevar.def (TV_LOWER_SUBREG): Define.
16089 * rtl.h (gen_reg_rtx_offset): Declare.
16090 (reg_scan_update): Declare.
16091 * regs.h (clear_reg_info_regno): Declare.
16092 * tree-pass.h (pass_lower_subreg): Declare.
16093 (pass_lower_subreg2): Declare.
16094 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16095 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16096 -fsplit-wide-types.
16097 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16098 * Makefile.in (OBJS-common): Add lower-subreg.o.
16099 (lower-subreg.o): New target.
16101 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16103 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16105 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16108 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16110 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16112 PR middle-end/29335
16113 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16115 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16117 * cfgloop.h: Include vec-prim.h.
16118 (enum li_flags): Remove LI_ONLY_OLD.
16119 (loop_iterator): Changed.
16120 (fel_next, fel_init): Iterate over loop tree.
16121 (FOR_EACH_LOOP_BREAK): New macro.
16122 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16124 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16125 * modulo-sched.c (sms_schedule): Ditto.
16126 * tree-vectorizer.c (vectorize_loops): Ditto.
16127 * doc/loop.texi: Update information on loop numbering and behavior of
16128 FOR_EACH_LOOP wrto new loops.
16129 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16130 add_to_evolution_1): Test nestedness of loops instead of comparing
16132 * tree-chrec.c (chrec_fold_plus_poly_poly,
16133 chrec_fold_multiply_poly_poly, chrec_evaluate,
16134 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16135 reset_evolution_in_loop): Ditto.
16136 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16138 2007-01-31 Dirk Mueller <dmueller@suse.de>
16140 * c-common.c (warn_about_parentheses): Separate warning about
16141 un-parenthized sequence of comparison operators from the one
16142 which is supposed to warn about x <= y <= z.
16144 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16146 * optabs.h (enum optab_index): Add new OTI_isinf.
16147 (isinf_optab): Define corresponding macro.
16148 * optabs.c (init_optabs): Initialize isinf_optab.
16149 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16151 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16152 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16154 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16155 expand_builtin_interclass_mathfn.
16156 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16157 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16158 (fxam<mode>2_i387): New insn pattern.
16159 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16160 built-in functions as x87 inline asm.
16162 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16164 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16166 2007-01-30 Eric Christopher <echristo@apple.com>
16168 * config.gcc: Add geode.
16170 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16172 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16173 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16174 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16175 value-prof.c: Fix comment typos.
16177 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16180 * doc/invoke.texi (Wpointer-arith): Document warning.
16182 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16184 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16185 the list of discrepancies from the draft TR.
16187 2007-01-30 Dirk Mueller <dmueller@suse.de>
16190 * doc/invoke.texi (-Wreturn-type): Update description to
16191 match new behavior.
16193 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16195 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16197 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16199 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16200 to handle optabs that operate on floating point input argument and
16201 output to integer output.
16202 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16203 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16204 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16205 expand_builtin_interclass_mathfn ().
16206 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16207 (ilogbsi2): Remove.
16208 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16209 ilogbl built-in functions as x87 intrinsics.
16211 2007-01-30 Richard Guenther <rguenther@suse.de>
16213 PR middle-end/27657
16214 * dwarf2out.c (reference_to_unused): Query varpool if the
16215 variable was output.
16217 2007-01-30 Richard Guenther <rguenther@suse.de>
16219 PR middle-end/30313
16220 * passes.c (execute_one_pass): Reset in_gimple_form to not
16221 confuse non-unit-at-a-time mode.
16223 2007-01-29 Roger Sayle <roger@eyesopen.com>
16224 Richard Guenther <rguenther@suse.de>
16226 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16227 avoid undefined behaviour on overflow. Use force_fit_type_double
16228 to construct the constant with the specified TREE_OVERFLOW.
16230 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16232 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16233 * config/dfp-bit.h: Ditto.
16235 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16237 * c-decl.c (pop_scope): Replace warnings with call to
16238 warn_for_unused_label.
16239 * c-common.h (warn_for_unused_label): Declare.
16240 * c-common.c (warn_for_unused_label): Define.
16242 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16244 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16247 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16249 * Makefile.in (USER_H): Remove decfloat.h.
16250 * ginclude/decfloat.h: Delete, moving contents to ...
16251 * ginclude/float.h: Add support for decimal floating point,
16252 guarded by __STDC_WANT_DEC_FP__.
16254 2007-01-29 Mike Stump <mrs@apple.com>
16256 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16257 Analysis and Representation to resolve case insensitive conflict.
16258 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16260 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16262 * tree.h (struct tree_memory_tag): Add aliases member.
16263 (MTAG_ALIASES): New macro.
16264 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16265 (add_may_alias): Remove pointer-set. Update for may_aliases being
16267 (mark_aliases_call_clobbered): Update for may_aliases being a
16269 (compute_tag_properties): Ditto.
16270 (create_partition_for): Ditto.
16271 (compute_memory_partitions): Ditto.
16272 (dump_may_aliases_for): Ditto.
16273 (is_aliased_with): Ditto.
16274 (add_may_alias_for_new_tag): Ditto.
16275 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16276 (compute_is_aliased): New function.
16277 (compute_may_aliases): Call compute_is_aliased).
16278 (init_alias_info): Initialize alias_bitmap_obstack.
16279 (union_alias_set_into): New function.
16280 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16281 (have_common_aliases_p): Rewrite to take two bitmaps and use
16283 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16284 Update for bitmaps.
16285 (finalize_ref_all_pointers): Update for add_may_alias changes.
16286 (new_type_alias): Ditto.
16287 * tree-flow-inline.h (may_aliases): Return a bitmap.
16288 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16289 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16290 may_aliases being a bitmap.
16291 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16292 may_aliases now returns a bitmap.
16293 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16295 * tree-ssa-operands.c (add_virtual_operand): Update for
16296 may_aliases being a bitmap.
16298 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16300 PR tree-optimization/30630
16301 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16302 variable as changed.
16304 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16307 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16308 expanded only once even if an error occurs.
16310 2007-01-29 Ben Elliston <bje@au.ibm.com>
16312 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16313 (__gcov_average_profiler): Likewise.
16314 (__gcov_ior_profiler): Likewise.
16315 (__gcov_merge_ior): Likewise.
16317 2007-01-28 Jan Hubicka <jh@suse.cz>
16319 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16320 * value-prof.c (stringop_block_profile): Likewise.
16322 2007-01-28 Jan Hubicka <jh@suse.cz>
16324 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16325 Add variant handling histograms; add wrapper.
16326 (clear_storage_via_libcall): Export.
16327 (emit_block_move_hints): Break out from ...; add histograms.
16328 (emit_block_move): ... this one.
16329 (clear_storage_hints): Break out from ...; add histograms.
16330 (clear_storage): ... this one.
16331 (set_storage_via_memset): Handle histogram.
16332 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16333 (clear_storage_hints, clear_storage_via_libcall): Declare.
16334 (set_storage_via_setmem): Update prototype.
16335 * doc/md.texi (movmem, setmem): Document new arguments.
16337 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16338 Add new histograms.
16339 (stringop_block_profile): New global function.
16340 (tree_stringops_values_to_profile): Profile block size and alignment.
16341 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16343 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16344 (stringop_block_profile): Declare.
16345 * builtins.c: Include value-prof.h.
16346 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16347 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16348 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16349 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16350 * profile.c (instrument_values): Add new counters.
16351 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16353 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16354 (tree_init_edge_profiler): Build new profilers.
16355 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16356 (pass_tree_profile): Add dump.
16357 (tree_profile_hooks): Update.
16358 * Makefile.in (LIBGCOV): Add new constants.
16359 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16360 __gcov_ior_profiler): New.
16361 * i386.md (movmem/setmem expanders): Add new optional arguments.
16363 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16365 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16367 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16369 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16370 (tree_unswitch_single_loop): Pass eni_size_weights to
16371 tree_num_loop_insns.
16372 * tree-ssa-loop-manip.c: Include tree-inline.h.
16373 (can_unroll_loop_p): Pass eni_size_weights to
16374 tree_num_loop_insns.
16375 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16376 Pass eni_size_weights to estimate_num_insns.
16377 * tree.h (init_inline_once): Export.
16378 * toplev.c (backend_init): Call init_inline_once.
16379 * cgraphunit.c (cgraph_process_new_functions,
16380 cgraph_analyze_function): Pass eni_inlining_weights to
16381 estimate_num_insns.
16382 * ipa-inline.c (compute_inline_parameters): Ditto.
16383 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16384 to estimate_num_insns.
16385 (try_unroll_loop_completely): Pass eni_size_weights to
16386 tree_num_loop_insns.
16387 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16388 ot estimate_num_insns.
16389 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16390 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16391 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16392 eni_time_weights): New variables.
16393 (init_inline_once): Initialize them.
16394 (struct eni_data): Mew.
16395 (estimate_num_insns_1, estimate_num_insns): Use weights.
16396 * tree-inline.h (struct eni_weights_d): New.
16397 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16398 (estimate_num_insns): Declaration changed.
16399 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16400 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16401 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16403 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16405 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16406 relations in the conflict function is valid.
16408 2007-01-27 Ian Lance Taylor <iant@google.com>
16410 * common.opt: Add fstrict-overflow.
16411 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16412 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16413 (TYPE_OVERFLOW_UNDEFINED): Define.
16414 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16416 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16417 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16418 (fold_negate_expr): Likewise.
16419 (make_range): Likewise.
16420 (extract_muldiv_1): Likewise.
16421 (maybe_canonicalize_comparison): Likewise.
16422 (fold_comparison): Likewise.
16423 (fold_binary): Likewise.
16424 (tree_expr_nonnegative_p): Likewise.
16425 (tree_expr_nonzero_p): Likewise.
16426 * tree-vrp.c (compare_values): Likewise.
16427 (extract_range_from_binary_expr): Likewise.
16428 (extract_range_from_unary_expr): Likewise.
16429 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16431 (nowrap_type_p): Likewise.
16432 * tree-scalar-evolution.c (simple_iv): Likewise.
16433 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16434 (build_range_check): Likewise.
16435 (extract_muldiv_1): Likewise.
16436 (fold_comparison): Likewise.
16437 * tree-vrp.c (vrp_int_const_binop): Likewise.
16438 (extract_range_from_unary_expr): Likewise.
16439 * convert.c (convert_to_integer): Likewise.
16440 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16441 (fold_comparison): Likewise.
16442 (fold_binary): Likewise.
16443 * optabs.c (optab_for_tree_code): Likewise.
16444 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16445 * simplify-rtx.c (simplify_const_relational_operation): Check
16446 flag_strict_overflow and flag_trapv.
16447 (simplify_const_relational_operation): Likewise.
16448 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16449 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16452 2007-01-27 Roger Sayle <roger@eyesopen.com>
16454 * tree.c (tree_fold_gcd): Delete.
16455 * tree.h (tree_fold_gcd): Remove prototype.
16456 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16457 test whether one constant integer is a multiple of another. Instead
16458 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16459 * fold-const.c (multiple_of_p): We've determined both TOP and
16460 BOTTOM are integer constants so we can call int_const_binop directly
16461 instead of the more generic const_binop.
16463 2007-01-27 Roger Sayle <roger@eyesopen.com>
16465 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16466 1*X check that the constant hasn't overflowed, to preserve the
16468 (round_up): Provide an efficient implementation when rouding-up an
16469 INTEGER_CST to a power-of-two.
16471 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16473 * doc/sourcebuild.texi: Add comma for clarity.
16474 * doc/extend.texi: Fix some typos.
16475 * doc/passes.texi: Likewise.
16476 * doc/cppinternals.texi: Likewise.
16477 * doc/c-tree.texi: Likewise.
16478 * doc/tree-ssa.texi: Likewise.
16479 * doc/install.texi: Likewise.
16481 2007-01-27 Jan Hubicka <jh@suse.cz>
16483 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16484 (pass_sra): Do not require alias information.
16485 * passes.c (init_optimization_passes): Add SRA
16487 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16489 * tracer.c (rest_of_handle_tracer): We already cleaned
16490 up the CFG in tracer() so don't do it here again.
16491 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16492 cleanup_cfg here, either. And don't call renumber_insns.
16494 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16495 and BB_HEAD are in the insn stream here. Instead make sure
16496 that BB_INSN is valid on all insns. Also, do check here that
16497 there are no pending branch predictions...
16498 (rtl_verify_flow_info): ...instead of doing it here. Checks
16499 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16502 2007-01-26 Roger Sayle <roger@eyesopen.com>
16504 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16505 function to simplify/factorize operand order canonicalization.
16506 (ix86_fixup_binary_operands): Reorganize using the above function.
16507 (ix86_binary_operator_ok): Likewise.
16509 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16511 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16512 file scope from optimize_attrs.
16513 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16515 (optimize_attrs): Clear insn_code_values after freeing it.
16517 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16519 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16520 a parts.base assignment.
16522 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16524 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16525 (compute_subscript_distance, initialize_data_dependence_relation,
16526 finalize_ddr_dependent, analyze_ziv_subscript,
16527 analyze_siv_subscript_cst_affine,
16528 compute_overlap_steps_for_affine_univar,
16529 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16530 analyze_siv_subscript, analyze_miv_subscript,
16531 analyze_overlapping_iterations, subscript_dependence_tester_1,
16532 compute_self_dependence, free_dependence_relation): Work
16533 with affine_fn instead of chrecs.
16534 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16535 common_affine_function, affine_function_base,
16536 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16537 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16538 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16539 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16540 (all_chrecs_equal_p): Removed.
16541 * tree-data-ref.h (affine_fn, conflict_function): New types.
16542 (struct subscript): Change type of conflicting_iterations_in_a
16543 and conflicting_iterations_in_b.
16545 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16548 * config/pa/pa.h (TARGET_HPUX_11): New.
16549 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16550 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16552 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16553 Richard Guenther <rguenther@suse.de>
16555 * tree-ssa-structalias.c (solve_graph): Handle case
16556 we merged the variable to another.
16558 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16560 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16563 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16564 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16566 2007-01-25 DJ Delorie <dj@redhat.com>
16568 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16569 allow changes to modes which don't fit in those registers.
16571 * reload1.c (choose_reload_regs): Check for invalid subregs before
16572 computing their locations, not after.
16574 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16577 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16578 save Altivec registers in an eh_return function.
16579 (compute_vrsave_mask): Likewise.
16580 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16581 for saving Altivec registers.
16582 (rs6000_emit_prologue): Don't allocate stack twice in
16583 eh_return function. Correct expected value of altivec_save_offset
16584 when using save_world. Describe save of R0 to stack when using
16585 save_world. Describe stack pointer adjustment when using
16586 save_world. Remove duplicated eh_return parameter register saving.
16587 Update sp_offset variable after save_world.
16588 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16590 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16591 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16594 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16596 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16598 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16601 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16602 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16604 2007-01-25 Richard Guenther <rguenther@suse.de>
16606 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16607 * common.opt (-Wcoverage-mismatch): New warning option.
16608 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16609 if -Wcoverage-mismatch is given.
16611 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16613 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16614 (ipcp_driver): Change to static definition.
16615 Add dumping of the ifunctions.
16616 (constant_val_insert): Remove unused parameter. Support for SSA.
16617 (ipcp_propagate_const): Support for SSA.
16618 (ipcp_profile_bb_print): Print only analyzed nodes.
16619 (ipcp_replace_map_create): Remove support for Fortran constant
16621 * ipa-prop.c (ipa_method_modify_stmt,
16622 ipa_callsite_compute_param): Support for SSA.
16623 * ipa-prop.h (ipcp_driver): Remove declaration.
16624 (IS_VALID_TREE_MAP_INDEX): Add define.
16626 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16628 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16630 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16632 PR middle-end/30447
16633 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16634 constant argument to cabs and do it without checking for
16635 -funsafe-math-optimizations.
16637 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16639 * c-common.h (RID_FIRST_CXX0X): New.
16640 (RID_LAST_CXX0X): New.
16641 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16643 * c.opt (Wc++0x-compat): New.
16644 * doc/invoke.texi (-Wc++0x-compat): Document.
16646 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16648 * builtins.c (fold_builtin_carg): New.
16649 (fold_builtin_1): Use it.
16651 2007-01-24 Jan Hubicka <jh@suse.cz>
16653 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16655 * ipa-inline.c (initial_insns, max_insns): Delete.
16656 (compute_max_insns): New function.
16657 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16658 amount of insns as base for code growth.
16659 (cgraph_decide_inlining): Make initial_insns local; do not compute
16661 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16662 * doc/invoke.texi (inline-unit-growth): Update docs.
16664 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16666 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16667 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16668 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16669 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16670 for CPUs that have PTA_CX16 set.
16672 PR middle-end/27416
16673 * gimplify.c (omp_check_private): New function.
16674 (gimplify_scan_omp_clauses): Use it for
16675 firstprivate/lastprivate/reduction.
16677 PR middle-end/30494
16678 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16679 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16681 PR middle-end/30421
16682 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16683 If lower_lastprivate_clauses emits some statements, append them
16684 to dlist rather than body_p and to body_p append an initializer.
16685 (lower_omp_for): Adjust caller.
16687 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16689 * target.h (globalize_decl_name): New.
16690 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16691 * output.h (default_globalize_decl_name): New.
16692 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16694 (globalize_decl): Ditto.
16695 (default_globalize_decl_name): New.
16696 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16697 (ia64_handle_version_id_attribute): New.
16698 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16699 (ia64_asm_output_external): Use globalize_decl_name instead
16700 of globalize_label.
16701 * doc/extend.texi (version_id): New pragma.
16702 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16704 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16706 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16707 _uleb128_t and _Unwind_SWord with _sleb128_t.
16708 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16709 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16711 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16712 * unwind-pe.h (read_uleb128, read_sleb128,
16713 read_encoded_value_with_base): Likewise.
16714 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16716 2007-01-24 Richard Guenther <rguenther@suse.de>
16718 * builtins.c (expand_builtin_cexpi): Get the fndecl
16719 for cexp in the correct way.
16721 2007-01-24 Jan Hubicka <jh@suse.cz>
16723 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16726 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16728 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16729 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16730 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16731 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16732 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16733 __SIZEOF_PTRDIFF_T__.
16734 * doc/cpp.texi: Documentation for the new builtin macros added.
16736 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16738 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16739 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16740 instead of operands[2] to avoid access past the end of array.
16742 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16744 * reload1.c (emit_reload_insns): Pass the reload register
16745 for a non-spill output reload through forget_old_reloads_1.
16747 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16750 _SOFT_DOUBLE if doubles use software floating-point.
16751 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16752 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16753 * config/rs6000/darwin-ldouble.c: Also compile functions for
16754 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16755 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16756 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16757 commented-out long double override.
16758 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16759 * config/rs6000/eabispe.h: Likewise.
16760 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16761 long double for non-SPE.
16762 (rs6000_handle_option): Likewise.
16763 (invalid_e500_subreg): Disallow more subregs involding DImode,
16764 DFmode, TImode or TFmode.
16765 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16767 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16769 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16770 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16772 (rs6000_legitimate_address): Also check for TFmode for E500
16774 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16775 (spe_build_register_parallel): Handle TFmode and TCmode.
16776 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16778 (function_arg): Handle TFmode and TCmode for E500 double.
16779 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16781 (print_operand): Handle TFmode and TImode for %y.
16782 (rs6000_generate_compare): Handle TFmode comparisons for E500
16784 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16785 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16786 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16787 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16788 TFmode for E500 double.
16789 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16790 (floatsidf2): Enable for E500 double.
16791 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16792 (extenddftf2): Change to extenddftf2_fprs.
16793 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16794 depending on TARGET_E500_DOUBLE.
16795 (extendsftf2): Enable for E500 double.
16796 (trunctfdf2): Enable for E500 double.
16797 (trunctfsf2): Change to trunctfsf2_fprs.
16798 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16799 depending on TARGET_E500_DOUBLE.
16800 (floatsitf2): Enable for E500 double.
16801 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16802 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16803 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16804 (negtf2): Change to negtf2_internal.
16805 (negtf2): New expander.
16806 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16807 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16808 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16809 (movdi_internal32): Use rs6000_nonimmediate_operand.
16810 (unnamed splitter): Likewise.
16811 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16812 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16813 (SPE64TF, DITI): New mode macros.
16814 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16817 (frob_<mode>_di_2): New.
16818 (frob_tf_di_8_2): New.
16819 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16821 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16823 (frob_ti_<mode>_8_2): New.
16824 (frob_ti_tf_2): New.
16825 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16826 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16828 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16829 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16830 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16831 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16832 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16833 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16836 2007-01-23 Ian Lance Taylor <iant@google.com>
16838 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16840 (OBJS-archive): Reformat, alphabetize.
16841 (OBJS): Change out_object_file to OBJS-md.
16843 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16845 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16846 JUMP_P and CALL_P predicates where applicable.
16847 * config/i386/i386.c: Ditto.
16848 * config/i386/i386.md: Ditto.
16849 * config/i386/mmx.md: Ditto.
16850 * config/i386/predicates.md: Ditto.
16852 2007-01-22 Andreas Schwab <schwab@suse.de>
16854 * config/m68k/m68k.h: Fix comment.
16856 2007-01-22 Jan Hubicka <jh@suse.cz>
16858 * passes.c (init_optimization_passes): Do not rerun
16859 pass_early_warn_uninitialized.
16861 2007-01-22 Richard Guenther <rguenther@suse.de>
16863 PR tree-optimization/30038
16864 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16866 (execute_cse_sincos_1): Likewise.
16867 (execute_cse_sincos): Likewise.
16868 (gate_cse_sincos): Likewise.
16869 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16870 the cexpi() canonicalization of sincos().
16871 * tree-pass.h (pass_cse_sincos): Declare.
16872 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16874 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16876 PR rtl-optimization/29329
16877 * combine.c (replaced_rhs_insn): Rename to i2mod.
16878 (replaced_rhs_value): Rename to i2mod_new_rhs.
16879 (i2mod_old_rhs): New global variable.
16880 (combine_instructions): Adjust for above change. Save a copy of
16881 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16882 note are substituted in the second instruction.
16883 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16884 ditch the note if it pertains to the second eliminated register
16885 and this register is mentioned in i2mod_old_rhs.
16888 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16890 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16891 the insn to which the note was originally attached.
16893 2007-01-21 Jan Hubicka <jh@suse.cz>
16895 * ipa-inline.c (inlining_mode): Comment, move up.
16896 (cgraph_decide_inlining_incrementally): Do not perform inlining
16897 itself; fix handling of flattening of self recursive functions.
16898 (cgraph_find_cycles): Remove.
16899 (cgraph_flatten_node): Remove.
16900 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16901 (try_inline): New function.
16902 (cgraph_early_inlining): Update call of
16903 cgraph_decide_inlining_incrementally. Apply inlining here.
16904 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16906 2007-01-21 Dirk Mueller <dmueller@suse.de>
16909 * tree-vrp.c (check_array_bounds): do not warn
16910 about ADDR_EXPR's of ARRAY_REF's which are immediately
16911 used in binary expressions.
16913 2007-01-21 Ira Rosen <irar@il.ibm.com>
16915 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16916 read_write_dep and macros for its access.
16917 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16918 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16919 argument, call vect_check_interleaving for every independent pair of
16920 data-refs. Mark loads that access the same memory location as a store
16922 (vect_check_dependences): Remove.
16923 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16924 call, fix the call to vect_analyze_data_ref_dependence.
16925 (vect_analyze_data_ref_access): For statements that access the same
16926 data-ref, check that they are not stores; for loads, check that there
16927 is no store that access the same location.
16929 2007-01-20 Roger Sayle <roger@eyesopen.com>
16930 Joseph Myers <joseph@codesourcery.com>
16932 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16933 (-fdump-rtl-stack): Likewise.
16934 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16935 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16936 (-mpt-fixed): Use @minus{} for minus sign.
16937 (Using Precompiled Headers): Fix under/overfull hbox.
16939 2007-01-20 Jan Hubicka <jh@suse.cz>
16941 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16942 place within annotation.
16944 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16946 * pa.c (output_move_double): Change array size of xoperands to 4.
16948 2007-01-20 Jan Hubicka <jh@suse.cz>
16950 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16953 2007-01-19 Ian Lance Taylor <iant@google.com>
16955 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16956 constant to unsigned HOST_WIDE_INT before negating.
16958 2007-01-19 Ian Lance Taylor <iant@google.com>
16960 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16962 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16963 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16964 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16965 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16966 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16967 (realloc_vdef, realloc_vuse): Change second parameter to
16969 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16970 fields to unsigned.
16971 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16972 unsigned. Change x and lim locals to unsigned.
16973 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16975 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16976 (copy_virtual_operands): Change i and n locals to unsigned.
16978 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16980 PR middle-end/29335
16981 * builtins.c (fold_builtin_1): Handle builtin fdim.
16983 2007-01-20 Jan Hubicka <jh@suse.cz>
16985 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16986 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16987 init_alias_heapvars.
16988 (init_alias_heapvars): Initialize only when not already initialized.
16989 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16991 2007-01-19 Roger Sayle <roger@eyesopen.com>
16993 * common.opt (fsigned-zeros): New command line option.
16994 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16995 of flag_unsafe_math_optimizations.
16996 * opts.c (set_fast_math_flags): The -ffast-math command line option
16997 implies -fno-signed-zeros.
16998 (fast_math_flags_set_p): Likewise.
17000 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17001 the documentation of -ffast-math appropriately. Wrap long lines.
17003 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17005 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17006 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17008 2007-01-19 Tomas Bily <tbily@suse.cz>
17010 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17012 (tree_init_ic_make_global_vars): New function
17013 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17014 (tree_gen_ic_profiler): New function
17015 (tree_gen_ic_func_profiler): New function
17016 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17017 (tree_profile_hooks): Added hook for indirec/virtual calls
17018 * value-prof.c (tree_find_values_to_profile): New case for
17020 (tree_values_to_profile): Call for determining indirect/virtual
17022 (tree_indirect_call_to_profile): New function
17023 (tree_ic_transform): New function
17024 (tree_ic): New function
17025 (find_func_by_pid): New function
17026 (init_pid_map): New function
17027 (tree_value_profile_transformations): Added check for
17028 indirect/virtual call transformation
17029 * value-prof.h (enum hist_type): New counter type for
17030 indirect/virtual calls
17031 (profile_hooks): Added new hook for profiling indirect/virtual
17033 * profile.c (instrument_values): New case for indirect/virtual
17035 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17036 (GCOV_COUNTER_V_INDIR): New counter type
17037 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17038 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17040 * cgraph.c: Definition of cgraph_max_pid
17041 (cgraph_create_node): Default init of pid attribute
17042 * cgraph.h: Declaration of cgraph_max_pid
17043 (struct cgraph_node): Added pid attribute
17044 * libgcov.c (__gcov_indirect_call_profiler): New function
17045 (__gcov_one_value_profiler_body): New function
17046 (__gcov_one_value_profiler): Body was moved to
17047 __gcov_one_value_profiler_body and calls it
17049 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17051 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17052 * gengtype.c (write_types_data, write_func_for_structure,
17053 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17054 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17055 (walk_type, write_func_for_structure): Generate the mark_hook if
17058 2007-01-19 Jan Hubicka <jh@suse.cz>
17060 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17061 'early' argument take inlining mode argument specifying whether to
17062 inline for size/speeed or all functions; add support for flattening;
17064 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17066 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17069 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17070 the name of the declared identifier.
17072 2007-01-19 Dirk Mueller <dmueller@suse.de>
17074 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17075 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17076 duplicate evaluation.
17078 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17080 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17081 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17082 to XFMode, use acosxf2 and truncate result to requested mode.
17083 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17084 (asin<mode>2): Similarly, with asin expanders.
17085 (*fscalexf4_i387): Rename from *fscalexf4.
17086 (expNcorexf3): New expander.
17087 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17088 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17089 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17090 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17091 patterns for SSE math.
17092 (exp10<mode>2): Similarly, with exp10 expanders.
17093 (exp2<mode>2): Similarly, with exp2 expanders.
17094 (expm1<mode>2): Similarly, with expm1 expanders.
17095 (ldexp<mode>3): Similarly, with ldexp expanders.
17096 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17097 Use gen_truncxf<mode>2_i387_noop to truncate result.
17099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17101 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17102 for ColdFire targets.
17104 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17105 Richard Sandiford <richard@codesourcery.com>
17107 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17108 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17109 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17110 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17111 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17112 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17114 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17116 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17117 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17118 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17119 (*adddi_dilshr32_cf): New pattern.
17120 (adddi3, subdi3): Remove first alternatives.
17122 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17124 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17125 implemented using move.l, do not use its cc result for floating-point
17128 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17130 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17131 from accepting 's' constraints if flag_pic.
17133 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17135 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17136 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17137 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17138 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17140 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17142 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17143 ColdFire alternatives.
17144 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17145 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17146 architectures that support ff1 instruction.
17148 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17149 Julian Brown <julian@codesourcery.com>
17151 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17152 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17153 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17156 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17158 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17160 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17161 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17162 HOST_WIDE_INT instead of an rtx.
17163 (m68k_rtx_costs): Update call accordingly.
17164 (output_move_const_into_data_reg): Likewise. Fix formatting.
17165 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17167 (output_move_simode_const): Update calls after above changes.
17168 Rework to use automatic variables and predicates like MEM_P.
17169 * config/m68k/m68k.md (pushexthisi_const): Update call to
17172 2007-01-19 Dirk Mueller <dmueller@suse.de>
17174 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17175 in dump_flags test.
17177 2007-01-19 Richard Guenther <rguenther@suse.de>
17179 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17180 via cexp in case sincos is not available.
17182 2007-01-19 Richard Guenther <rguenther@suse.de>
17184 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17185 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17186 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17187 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17188 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17189 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17190 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17191 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17193 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17195 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17197 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17198 (atan2xf3): Directly generate RTL pattern.
17199 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17200 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17201 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17202 disable patterns for SSE math.
17203 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17204 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17205 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17206 disable patterns for SSE math.
17208 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17210 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17212 2007-01-18 Roger Sayle <roger@eyesopen.com>
17214 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17215 VIEW_CONVERT_EXPR to the same type as it's operand.
17217 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17219 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17220 configured for long double 128.
17222 2007-01-18 Mike Stump <mrs@apple.com>
17224 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17227 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17229 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17232 2007-01-18 Jan Hubicka <jh@suse.cz>
17234 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17235 greater than NUM_VOP_FREE_BUCKETS.
17237 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17239 * tree-ssa-structalias.c: Update comments.
17240 (ptabitmap_obstack): Removed.
17241 (pta_obstack): New.
17242 (oldpta_obstack): Ditto.
17243 (stats): Add a few members.
17244 (struct variable_info): Remove node, complex, address_taken, and
17245 indirect_target members. Add oldsolution member.
17246 (new_var_info): Do not initialize removed members.
17247 (constraint_expr_type): Remove INCLUDES.
17248 (constraint_graph): Add size, implicit_preds, rep,
17249 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17250 (FIRST_REF_NODE): New macro.
17251 (LAST_REF_NODE): Ditto.
17252 (FIRST_ADDR_NODE): Ditto.
17253 (find): New function.
17255 (dump_constraint): Do not handle INCLUDES.
17256 (insert_into_complex): Do not insert duplicate constraints.
17257 (condense_varmap_nodes): Renamed and rewritten into ...
17258 (merge_node_constraints): This. Also fix bug in handling of
17259 offseted copy constraints.
17260 (clear_edges_for_node): No longer need to deal with preds at all,
17261 or removing associated preds/succs.
17262 (merge_graph_nodes): Deal with indirect_cycles.
17263 Don't deal with predecessors.
17264 (add_implicit_graph_edge): New function.
17265 (add_pred_graph_edge): Ditto.
17266 (add_graph_edge): Don't deal with predecessors.
17267 (build_constraint_graph): Removed.
17268 (build_pred_graph): New function.
17269 (build_succ_graph): Ditto.
17270 (struct scc_info): Removed in_component. Added roots, dfs, and
17271 node_mapping. Remove visited_index, unification_queue.
17272 (scc_visit): Deal with union-find we do now.
17273 Deal with cycles with REF nodes.
17274 (collapse_nodes): Renamed and rewritten to ...
17275 (unify_nodes): This.
17276 (process_unification_queue): Removed.
17277 (topo_visit): Cleanup
17278 (do_da_constraint): Use find.
17279 (do_sd_constraint): Ditto.
17280 (do_ds_constraint): Ditto.
17281 (do_complex_constraint): Ditto.
17282 (init_scc_info): Update for removed and added members.
17283 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17284 (find_indirect_cycles): This.
17285 (equivalence_class): New variable.
17286 (label_visit): New function.
17287 (perform_variable_substitution): Rewritten.
17288 (free_var_substitution_info): New function.
17289 (find_equivalent_node): Ditto.
17290 (move_complex_constraints): Ditto.
17291 (eliminate_indirect_cycles): Ditto.
17292 (solve_graph): Only propagate changed bits.
17293 Use indirect cycle elimination.
17295 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17296 (tree_id_eq): Renamed to ...
17297 (tree_vi_eq): This. Update for member change
17298 (insert_id_for_tree): Renamed and rewritten to ...
17299 (insert_vi_for_tree): This.
17300 (lookup_id_for_tree): Renamed and rewritten to ...
17301 (lookup_vi_for_tree): This.
17302 (get_id_for_tree): Renamed and rewritten to ...
17303 (get_vi_for_tree): Ditto.
17304 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17305 (process_constraint): Don't handle INCLUDES.
17306 Remove special ADDRESSOF case.
17307 (find_func_aliases): Rewrite to use vi functions instead of id
17309 (create_function_info_for): Ditto.
17310 (create_variable_info_for): Ditto.
17311 (intra_create_variable_infos): Ditto.
17312 (merge_smts_into): Ditto.
17313 (find_what_p_points_to): Ditto.
17314 (init_base_vars): Ditto.
17315 (init_alias_vars): Ditto.
17316 (remove_preds_and_fake_succs): New function.
17317 (dump_sa_points_to_info): Dump new stats.
17318 (dump_solution_for_var): Use find.
17319 (set_used_smts): Fix formatting.
17320 (compute_points_to_sets): Updated for new functions.
17321 (ipa_pta_execute): Ditto.
17323 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17324 Richard Sandiford <richard@codesourcery.com>
17326 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17328 * calls.c (expand_call): If the return value is a PARALLEL,
17329 extract its first member.
17330 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17331 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17332 use FUNCTION_EXTRA_EPILOGUE.
17333 (m68k_function_value): Return a PARALLEL if the return value
17334 is of a pointer type.
17335 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17336 (FUNCTION_EXTRA_EPILOGUE): Remove.
17337 * config/m68k/m68k.md (D0_REG): New constant.
17339 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17341 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17342 output a NOP for empty epilogues.
17344 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17346 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17347 before function. Extend register save check to include all
17348 registers, not just integer ones.
17350 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17352 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17353 (m68k_use_return_insn): ...this.
17354 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17355 * config/m68k/m68k.c (use_return_insn): Rename to...
17356 (m68k_use_return_insn): ...this.
17357 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17358 of USE_RETURN_INSN.
17360 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17362 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17363 nearest even, fix denormal rounding overflow.
17365 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17367 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17368 f%$smove and f%$move.
17369 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17370 (extendsfdf2_cf): Use fdmove instead of f%&move.
17371 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17372 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17374 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17376 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17379 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17381 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17382 (coldfire_single_format): Declare.
17383 (coldfire_double_format): Likewise.
17384 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17385 of qnan_msb_set to determine the lower bits of a canonical
17387 (encode_ieee_double): Likewise.
17388 (encode_ieee_quad): Likewise.
17389 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17390 (mips_single_format): Likewise.
17391 (ieee_double_format): Likewise.
17392 (mips_double_format): Likewise.
17393 (ieee_extended_motorola_format): Likewise.
17394 (ieee_extended_intel_96_format): Likewise.
17395 (ieee_extended_intel_128_format): Likewise.
17396 (ieee_extended_intel_96_round_53_format): Likewise.
17397 (ibm_extended_format): Likewise.
17398 (mips_extended_format): Likewise.
17399 (ieee_quad_format): Likewise.
17400 (mips_quad_format): Likewise.
17401 (vax_f_format): Likewise.
17402 (vax_d_format): Likewise.
17403 (vax_g_format): Likewise.
17404 (i370_single_format): Likewise.
17405 (i370_double_format): Likewise.
17406 (decimal_single_format): Likewise.
17407 (decimal_double_format): Likewise.
17408 (decimal_quad_format): Likewise.
17409 (c4x_single_format): Likewise.
17410 (c4x_extended_format): Likewise.
17411 (real_internal_format): Likewise.
17412 (coldfire_single_format): New real_format.
17413 (coldfire_double_format): Likewise.
17414 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17415 canonical_nan_lsbs_set.
17416 (pdp11_d_format): Likewise.
17417 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17418 if TARGET_COLDFIRE_CPU.
17420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17422 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17423 (output_call, m68k_legitimize_call_address): Declare.
17424 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17425 parenthesees. Add support for a 'W' constraint.
17426 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17427 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17428 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17429 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17431 (override_options): Initialize them. Do not set flag_no_function_cse
17432 for TARGET_ID_SHARED_LIBRARY.
17433 (m68k_output_pic_call): Delete.
17434 (m68k_legitimize_call_address): New function.
17435 (print_operand): Remove the %o prefix. Handle the %p prefix.
17436 (output_call): New function.
17437 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17438 target address from the GOT if symbolic jumps are not allowed.
17439 * config/m68k/m68k.md (call, general_operand): Do not set
17440 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17441 Merge separate flag_pic and !flag_pic define_insns into...
17442 (*call, *call_value): ...these new patterns. Match the address
17443 rather than the containing MEM and require it to be a call_operand.
17444 Use output_call to generate the asm template.
17445 * config/m68k/predicates.md (const_call_operand): New predicate.
17446 (call_operand): Likewise.
17448 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17450 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17451 (STACK_GROWS_DOWNWARD): Define to 1.
17452 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17453 comments, emphasizing that these values are only defaults.
17454 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17455 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17457 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17459 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17461 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17462 Richard Sandiford <richard@codesourcery.com>
17464 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17465 (FP_REGNO_P): New macros.
17466 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17467 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17468 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17469 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17471 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17473 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17474 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17476 * config/m68k/t-floatlib: New file, extracting common code from...
17477 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17478 * config/m68k/t-uclinux: Here.
17479 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17480 routines on ColdFire targets.
17482 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17484 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17485 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17486 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17487 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17488 explicitly set MOTOROLA to 1.
17489 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17491 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17492 Nathan Sidwell <nathan@codesourcery.com>
17494 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17495 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17496 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17497 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17498 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17499 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17500 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17501 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17502 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17503 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17504 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17505 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17506 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17507 (DBX_REGISTER_NUMBER): Delete.
17508 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17509 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17510 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17512 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17514 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17515 * config/flat.h: New file.
17516 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17517 OBJECT_FORMAT_FLAT.
17518 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17519 indirect references for -msep-data or -mid-shared-library.
17520 Do not use PC-relative code addresses either.
17521 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17523 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17524 for shared libraries and crt1.o for executables. Use crti.o and
17526 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17527 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17528 Do not add -elf2flt or -shared-lib-id options here.
17529 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17530 Pass -shared-lib-id if -mid-shared-library, taking the library
17531 identifier from -mshared-library-id if given, otherwise
17533 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17534 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17535 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17536 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17537 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17538 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17540 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17541 jump sequence for ISA A and ISA A+.
17542 (PICJUMP): Likewise.
17544 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17546 * config.gcc (m68k-*-uclinux*): Base the port on the common
17547 and m68k GNU/Linux files rather than on the generic ELF ones.
17548 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17549 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17551 2007-01-18 Julian Brown <julian@codesourcery.com>
17552 Richard Sandiford <richard@codesourcery.com>
17554 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17555 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17556 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17558 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17559 80 unconditionally.
17560 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17562 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17564 * doc/install.texi: Document m68k-uclinuxoldabi.
17565 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17566 * config/m68k/uclinux-oldabi.h: New file, copied from
17567 config/m68k/uclinux.h.
17569 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17571 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17572 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17573 (m32r_compute_frame_size): Use unsigned for regno.
17574 (m32r_reload_lr): Use gen_frame_mem.
17576 (m32r_output_function_epilogue): Don't output the function epilogue
17578 (m32r_expand_epilogue): New.
17579 (direct_return): Return false if the function has the interrupt
17581 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17582 * config/m32r/m32r.md (epilogue): New expander.
17583 (return_lr, return_rte): New insns.
17584 (return): Make it expander.
17585 (return_normal): New expander.
17587 2007-01-18 Josh Conner <jconner@apple.com>
17590 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17591 support for UNLE, UNLT, UNGE, and UNGT.
17593 2007-01-18 Jan Hubicka <jh@suse.cz>
17595 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17596 * tree-tailcall (add_virtual_phis): Likewise.
17597 (optimize_tail_call): Return TODOs.
17598 (execute_tail_calls): Return TODOs.
17599 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17600 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17602 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17603 Cleanup cfg using TODO.
17604 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17605 * passes.c (execute_function_todo): When cleanup did something, remove
17607 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17608 (make_edges): Don't cleanup_cfg.
17610 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17612 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17613 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17614 operate on the top of stack.
17615 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17616 register handling of instructions that output to the second
17618 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17619 (move_for_stack_reg): Special-case check for dead destination
17620 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17622 * config/i386/i386.md (UNSPEC_TAN): New constant.
17623 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17624 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17625 to correctly model move of constant 1.0 to top stack slot.
17626 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17627 (unnamed peephole2 pattern): Remove corresponding peephole2
17628 pattern that optimizes tan insn and loading of constant 1.0.
17629 (tanxf2): Use fptanxf4_i387.
17630 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17631 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17632 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17633 disable patterns for SSE math.
17634 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17635 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17637 2007-01-18 Dirk Mueller <dmueller@suse.de>
17638 Richard Guenther <rguenther@suse.de>
17641 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17642 * common.opt (Warray-bounds): Add new warning option.
17643 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17645 * Makefile.in: make tree-vrp.o depend on toplev.h
17646 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17648 (check_array_refs, check_array_bounds, check_array_ref): New.
17650 2007-01-18 Jan Hubicka <jh@suse.cz>
17652 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17653 (execute_ssa_ccp): Return flags conditionally.
17654 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17656 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17658 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17660 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17661 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17663 * Makefile.c (GTFILES): Add cfglayout.h.
17664 * gengtype.c (open_base_files): Likewise.
17665 * cfglayout.c (cfg_layout_function_footer,
17666 cfg_layout_function_header) Reindent to make gengtype happy.
17667 * cfglayout.h (cfg_layout_function_footer,
17668 cfg_layout_function_header): Add GTY(()) marker.
17670 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17672 2007-01-18 Ben Elliston <bje@au.ibm.com>
17674 * genautomata.c (write_automata): Include xstrerror output in the
17675 error message if writing the DFA description file fails.
17677 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17679 * config/mips/mips-protos.h (mips_output_external): Make it
17681 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17682 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17683 (extern_list): Likewise.
17684 (extern_head): Likewise.
17685 (TARGET_ASM_FILE_END): Likewise.
17686 (mips_file_end): Likewise.
17687 (mips_output_external): Rewritten.
17689 2007-01-18 Ben Elliston <bje@au.ibm.com>
17691 * genpreds.c (write_insn_preds_c): Only write out the function
17692 body for regclass_for_constraint if we have register constraints.
17694 2007-01-17 Tom Tromey <tromey@redhat.com>
17696 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17697 * doc/install.texi (Testing): Use sourceware.org.
17698 (Binaries): Likewise.
17699 (Specific): Likewise.
17700 * doc/contrib.texi (Contributors): Use sourceware.org.
17702 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17704 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17705 (AVR_ENHANCED): Rename to ...
17706 (AVR_HAVE_MUL): ... new.
17707 (avr_enhanced_p): Rename to ...
17708 (avr_have_mul_p): ... new.
17709 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17710 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17711 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17712 (avr_have_mul_p): ... new.
17713 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17714 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17715 'avr_enhanced_p' and 'enhanced'.
17716 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17717 AVR_HAVE_MUL instead of AVR_ENHANCED.
17718 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17719 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17720 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17721 instead of AVR_ENHANCED.
17722 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17723 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17724 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17726 2007-01-17 Ian Lance Taylor <iant@google.com>
17728 * vec.h (VEC_reserve_exact): Define.
17729 (vec_gc_p_reserve_exact): Declare.
17730 (vec_gc_o_reserve_exact): Declare.
17731 (vec_heap_p_reserve_exact): Declare.
17732 (vec_heap_o_reserve_exact): Declare.
17733 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17735 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17736 negative parameter.
17737 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17738 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17739 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17740 * vec.c (calculate_allocation): Add exact parameter. Change all
17742 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17743 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17744 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17745 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17746 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17747 (vec_heap_p_reserve_exact): New function.
17748 (vec_heap_o_reserve_exact): New function.
17750 2007-01-17 Jan Hubicka <jh@suse.cz>
17752 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17754 2007-01-17 Eric Christopher <echristo@apple.com>
17756 * config.gcc: Support core2 processor.
17758 2007-01-16 Jan Hubicka <jh@suse.cz>
17760 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17761 the names, just unlink the chain so we don't crash on dangling
17765 2007-01-16 Jan Hubicka <jh@suse.cz>
17767 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17768 * tree-pass.h: Reorder to make IPA passes appear toegher.
17769 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17771 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17772 parameters, do not call early inliner.
17773 * ipa-inline.c: Update comments. Include tree-flow.h
17774 (cgraph_decide_inlining): Do not compute inlining parameters.
17775 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17776 be called with function context set up.
17777 (pass_ipa_inline): Remove unreachable functions before pass.
17778 (cgraph_early_inlining): Simplify assuming to be called from the
17780 (pass_early_inline): New pass.
17781 (cgraph_gate_ipa_early_inlining): New gate.
17782 (pass_ipa_early_inline): Turn into simple wrapper.
17783 (compute_inline_parameters): New function.
17784 (gate_inline_passes): New gate.
17785 (pass_inline_parameters): New pass.
17786 (apply_inline): Move here from tree-optimize.c
17787 (pass_apply_inline): New pass.
17788 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17790 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17791 doing them by hand.
17792 (tree_function_versioning): Do not allocate dummy struct function.
17793 * tree-inline.h (optimize_inline_calls): Update prototype.
17794 * tree-optimize.c (execute_fixup_cfg): Export.
17795 (pass_fixup_cfg): Remove
17796 (tree_rest_of_compilation): Do not apply inlines.
17797 * tree-flow.h (execute_fixup_cfg): Declare.
17798 * Makefile.in (gt-passes.c): New.
17799 * passes.c: Include gt-passes.h
17800 (init_optimization_passes): New passes.
17801 (nnodes, order): New static vars.
17802 (do_per_function_toporder): New function.
17803 (execute_one_pass): Dump current pass here.
17804 (execute_ipa_pass_list): Don't dump current pass here.
17806 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17808 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17809 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17811 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17813 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17814 (strong_alias): Define.
17815 (__gcc_qmul): Provide non-FMA for soft-float.
17816 (__gcc_qdiv): Same.
17821 (__gcc_qunord): New.
17831 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17832 soft-float functions.
17833 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17834 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17835 about long double soft float.
17837 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17838 Tehila Meyzels <tehila@il.ibm.com>
17840 * tree-vectorizer.h (is_pattern_stmt_p): New.
17841 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17842 formatting (tabs instead of spaces). Cleanup and clarify setting
17843 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17844 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17845 (vectorizable_type_demotion): Check that types are integral.
17846 (vectorizable_type_promotion): Likewise.
17847 (vectorizable_store): Fix typo. Eliminate new-line at end of
17850 2007-01-16 Jan Hubicka <jh@suse.cz>
17852 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17855 2007-01-15 Eric Christopher <echristo@apple.com>
17857 * ifcvt.c: Include vec.h, vecprim.h.
17858 (check_cond_move_block): New argument regs.
17859 Reorganize. Add registers used to regs.
17860 (cond_move_process_if_block): Use regs set above as
17863 2007-01-15 Eric Christopher <echristo@apple.com>
17865 * config/darwin.h: Update copyright.
17866 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17867 (LINK_COMMAND_SPEC): Add -u.
17868 (LINK_SPEC): Fix umbrella for above.
17870 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17872 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17875 2007-01-15 Tom Tromey <tromey@redhat.com>
17877 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17878 * doc/install.texi (Testing): Don't mention jacks.
17879 (Configuration): Document --enable-java-maintainer-mode. Move
17880 --with-java-home to libgcj-specific section. Document
17882 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17884 2007-01-15 Jan Hubicka <jh@suse.cz>
17886 * tree-ssa-dce.c (DCE_TODOs): New.
17887 (propagate_necessity): Return if something changed.
17888 (eliminate_unnecessary_stmts): Likewise.
17889 (perform_tree_ssa_dce): Return TODO flags when needed.
17890 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17892 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17894 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17895 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17896 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17897 patterns using X87MODEF12 mode macro. Extend operand 1
17898 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17899 (log10<mode>2): Ditto.
17900 (log2<mode>2): Ditto.
17901 (log1p<mode>2): Ditto.
17902 (logb<mode>2): Ditto.
17903 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17904 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17905 (*fxtractxf3_i387): Rename from *fxtractxf3.
17906 (fxtract_extend<mode>xf3_i387): New insn pattern.
17907 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17908 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17909 and gen_fyl2xxf3_i387().
17911 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17913 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17914 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17915 get_loop_exit_edges. Changed return type to bool.
17916 * cfgloop.h (fix_loop_placement): Declaration removed.
17918 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17920 * param.h (MIN_VECT_LOOP_BOUND): New.
17921 * params.def (MIN_VECT_LOOP_BOUND): New.
17922 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17923 argument - minimum threshold for number of iterations.
17924 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17925 argument to declaration.
17926 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17927 MIN_VECT_LOOP_BOUND.
17928 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17929 slpeel_tree_peel_loop_to_edge with additional argument.
17930 (vect_do_peeling_for_alignment): Likewise.
17931 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17933 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17936 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17937 operands of size 1.
17939 2007-01-14 Jan Hubicka <jh@suse.cz>
17941 * tree-dfa.c (remove_referenced_var): New function.
17942 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17943 prune referenced vars list too.
17944 * tree-flow.h (remove_referenced_var): Declare.
17946 2007-01-14 Jan Hubicka <jh@suse.cz>
17948 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17950 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17951 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17952 * except.h (verify_eh_throw_table_statements): Kill prototype.
17953 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17954 into call exrepssions.
17955 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17957 * tree-cfg.c: Include pointer-set.h.
17958 (verify_node_sharing): Work on pointer set.
17959 (verify_eh_throw_stmt_node): New.
17960 (verify_stmts): Use pointers sets, verify throw_stmt.
17962 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17964 * ipa-reference.c (analyze_function): Consider also addresses taken
17967 2007-01-12 Roger Sayle <roger@eyesopen.com>
17969 * c-typeck.c (null_pointer_constant_p): Replace use of
17970 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17971 (build_c_cast): Likewise.
17973 2007-01-12 Roger Sayle <roger@eyesopen.com>
17975 * tree.h (force_fit_type_double): Remove unused final argument.
17976 * c-common.c (constant_expression_warning): Replace use of
17977 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17978 (convert_and_check): Likewise.
17979 (shorten_compare): Update call to force_fit_type_double.
17980 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17981 * convert.c (convert_to_pointer): Update call to
17982 force_fit_type_double.
17983 * fold-const.c (force_fit_type_double): Remove overflowed_const
17985 (int_const_binop, fold_convert_const_int_from_int,
17986 fold_convert_const_int_from_real, fold_div_compare,
17987 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17988 fold_abs_const, fold_not_const): Remove the final argument from
17989 calls to force_fit_type_double.
17991 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17993 * configure.ac: Set insn to "nop" for spu-*-* also.
17994 * configure: Regenerate.
17996 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17998 * builtins.def : Add BUILT_IN_FREE.
18000 2007-01-12 Jan Hubicka <jh@suse.cz>
18002 PR tree-optimization/30443
18003 * tree-inline.c (tree_function_versioning): Do not optimize when
18004 cloning for inlining.
18006 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18008 * doc/loop.texi: Document recording of loop exits.
18009 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18010 (update_single_exits_after_duplication,
18011 update_single_exit_for_duplicated_loop,
18012 update_single_exit_for_duplicated_loops): Removed.
18013 (duplicate_loop_to_header_edge): Do not call
18014 update_single_exits_after_duplication and
18015 update_single_exit_for_duplicated_loops.
18016 (loop_version): Do not update single_exit information.
18017 (fix_loop_structure): Use record_loop_exits instead of
18018 mark_single_exit_loops.
18019 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18020 the lists of loop exits.
18021 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18022 split_edge, merge_blocks): Update the lists of loop exits.
18023 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18024 loop_optimizer_init.
18025 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18026 of mark_single_exit_loops.
18027 (loop_optimizer_finalize): Call release_recorded_exits.
18028 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18029 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18030 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18031 update single exit information.
18032 * lambda-code.c (perfect_nestify): Ditto.
18033 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18034 (mark_single_exit_loops): Removed.
18035 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18036 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18037 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18039 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18040 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18041 (verify_loop_structure): Verify consistency of the exit lists.
18042 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18043 (set_single_exit): Removed.
18044 * cfgloop.h (struct loop_exit): New function.
18045 (struct loop): single_exit_ field replaced by exits field.
18046 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18047 LOOPS_HAVE_RECORDED_EXITS.
18048 (struct loops): Added exits hash.
18049 (mark_single_exit_loops, set_single_exit): Declaration removed.
18050 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18052 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18054 * doc/invoke.texi: Avoid use of @headitem.
18056 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18058 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18060 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18062 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18065 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18066 Richard Sandiford <richard@codesourcery.com>
18068 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18069 * config/m68k/m68k.opt: Resort options.
18070 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18072 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18073 Richard Sandiford <richard@codesourcery.com>
18075 * doc/invoke.texi: Document the macros that are defined by
18076 m68k's -mtune and -mhard-float options.
18077 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18078 (m68k_cpp_cpu_family): Likewise.
18079 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18080 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18081 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18082 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18083 (m68k_cpp_cpu_family): Likewise.
18085 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18087 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18088 macros besides mc68000 as tuning macros. Use a switch statement
18089 to set them and mcpu32.
18091 2007-01-12 Julian Brown <julian@codesourcery.com>
18093 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18094 (TARGET_68040_ONLY): Rename to...
18095 (TARGET_68040): ...this.
18096 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18097 * config/m68k/m68k.md: Likewise.
18099 2007-01-12 Julian Brown <julian@codesourcery.com>
18100 Nathan Sidwell <nathan@codesourcery.com>
18101 Richard Sandiford <richard@codesourcery.com>
18103 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18104 the -mcpu= argument associated with the --with-cpu setting.
18105 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18106 if different from the one implied by the -mcpu setting.
18107 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18108 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18109 * doc/invoke.texi: Mention ColdFire in the introduction to the
18110 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18111 -mno-div and -mhard-float options. Make -m68881 a synonym for
18112 -mhard-float. Document the previously-undocumented -m5206e,
18113 -m528x, -m5307 and -m5407 options. Tweak the existing option
18114 documentation for consistency.
18115 * doc/install.texi: Mention new --with-cpu arguments.
18116 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18117 default CPU if neither -mcpu nor -march are specified.
18118 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18119 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18120 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18121 using m68k_tune to decide between families that implement the
18122 same ISA. Use m68k_tune to set __mcfv4e__.
18123 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18124 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18125 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18126 (FL_ISA_C, FL_ISA_MMU): New macros.
18127 (MASK_COLDFIRE): Delete.
18128 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18129 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18130 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18131 (TARGET_HARD_FLOAT): Do not define here.
18132 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18133 (TUNE_68000): New macro.
18134 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18135 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18136 (TUNE_CFV2): Redefine in terms of m68k_tune.
18137 (uarch_type, target_device, fpu_type): New enums.
18138 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18139 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18140 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18141 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18142 (FL_FOR_isa_c): New macros.
18143 (m68k_isa): New enum.
18144 (m68k_target_selection): New structure.
18145 (all_devices, all_isas, all_microarchs): New tables.
18146 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18147 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18148 (MASK_ALL_CPU_BITS): Delete.
18149 (m68k_find_selection): New function.
18150 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18151 Map the legacy target options to a combination of the new ones.
18152 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18153 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18154 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18156 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18157 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18159 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18160 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18161 * config/m68k/m68k-devices.def: New file.
18163 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18164 Nathan Sidwell <nathan@codesourcery.com>
18166 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18167 (SUBTARGET_EXTRA_SPECS): New macros.
18168 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18169 use %(asm_cpu_spec) instead.
18170 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18171 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18172 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18173 (EXTRA_SPECS): Rename to...
18174 (SUBTARGET_EXTRA_SPECS): ...this.
18176 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18177 Richard Sandiford <richard@codesourcery.com>
18178 Julian Brown <julian@codesourcery.com>
18180 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18181 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18182 to the configuration's default CPU.
18183 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18184 Remove default masks.
18185 (m680[012]0-*-*): Set the default with_cpu to the first part of
18187 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18188 (m68k*-*-linux): Extend the --with-cpu handling to...
18189 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18190 and m68010. Don't set target_cpu_default2.
18191 * doc/install.texi: Document --with-cpu for m68k.
18192 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18193 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18194 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18195 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18196 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18197 (ASM_SPEC): Remove use of %(asm_cpu_default).
18198 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18199 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18200 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18201 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18202 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18203 (TARGET_DEFAULT): Delete.
18204 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18205 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18206 (CPP_CPU_SPEC): Delete.
18207 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18208 the appropriate string.
18209 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18210 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18211 (ASM_SPEC): Don't use %(asm_default_spec).
18212 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18213 TARGET_DEFAULT and add MASK_68881.
18214 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18216 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18218 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18219 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18220 MASK_68010 alongside MASK_68020.
18221 * doc/invoke.texi: Document -m68010.
18222 * config/m68k/m68k.opt (m68010): New.
18223 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18225 (TUNE_68010): New macro.
18226 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18227 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18228 (M68K_CPU_m68332): Add MASK_68010.
18229 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18230 fallback definition.
18231 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18233 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18234 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18235 to all entries that use MASK_68020.
18236 (output_move_simode_const, output_move_himode, output_move_qimode)
18237 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18238 instead of TARGET_68020 to select clr behavior. Remove comment
18239 about there being no TARGET_68010.
18240 * config/m68k/m68k.md: Likewise throughout.
18242 2007-01-12 Julian Brown <julian@codesourcery.com>
18244 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18245 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18246 * config/m68k/m68k.md: Likewise.
18248 2007-01-12 Julian Brown <julian@codesourcery.com>
18250 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18251 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18253 2007-01-12 Julian Brown <julian@codesourcery.com>
18255 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18256 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18257 * config/m68k/m68k.md: Likewise.
18259 2007-01-12 Julian Brown <julian@codesourcery.com>
18260 Richard Sandiford <richard@codesourcery.com>
18262 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18263 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18264 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18266 (TARGET_CPU32): Rename to...
18267 (TUNE_CPU32): ...this.
18268 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18269 (TUNE_CFV2): New macros.
18270 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18271 remove conditions that are implied by TARGET_68020.
18272 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18273 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18274 (m68k_output_function_epilogue): Likewise.
18275 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18276 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18277 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18278 non-68000 timings. Refactor multiplication and division costs.
18279 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18280 TUNE_CPU32 instead of TARGET_CPU32.
18281 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18282 and TUNE_68060 instead of TARGET_68060.
18283 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18284 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18286 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18287 && !TARGET_COLDFIRE" to choose between moveq and clr.
18288 Likewise in the unnamed movsf pattern.
18289 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18290 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18293 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18295 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18296 of tabbing before backslashes.
18298 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18300 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18301 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18302 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18304 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18306 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18307 find_interesting_uses_cond.
18308 (find_interesting_uses_cond): Use extract_cond_operands.
18309 (rewrite_use_compare): Use extract_cond_operands and
18310 force_gimple_operand_bsi. Do not call update_stmt.
18311 (determine_use_iv_cost_condition): Use extract_cond_operands.
18312 Return cheaper of using original bound and changing the exit bound.
18314 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18316 PR tree-optimization/29516
18317 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18318 most_expensive_mult_to_index, addr_to_parts,
18319 create_mem_ref, maybe_fold_tmr): Make the type of
18320 fields of TARGET_MEM_REF sizetype.
18321 (move_fixed_address_to_symbol, move_pointer_to_base):
18323 * tree.def (TARGET_MEM_REF): Add comment on types of
18326 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18328 * c-common.c (vector_types_convertible_p): Treat opaque types as
18329 always convertible if they have the same size, but not otherwise.
18331 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18333 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18334 Remove the b_unconditional field.
18335 (noce_try_sign_mask): Do not look at b_unconditional.
18336 (noce_process_if_block): Do not use merge_if_blocks. Update
18337 the CFG here. Do not set b_unconditional.
18338 (cond_move_process_if_block): Likewise.
18339 (find_cond_trap): Likewise.
18340 (check_cond_move_block): Require simple jump insns at the end
18341 of the basic block.
18343 2007-01-11 Jan Hubicka <jh@suse.cz>
18345 PR tree-optimization/1046
18346 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18347 when alias info is not ready.
18348 (pass_tail_recursion): Do not require aliasing.
18349 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18350 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18351 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18352 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18353 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18354 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18355 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18357 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18358 When aliasing is not build, mark statement as volatile.
18360 2007-01-11 Tom Tromey <tromey@redhat.com>
18362 PR preprocessor/15185, PR preprocessor/20989:
18363 * doc/cppopts.texi <-MT>: Update description of algorithm for
18364 computing default target.
18365 <-M, -MD>: Reword "basename" text.
18367 2007-01-11 Roger Sayle <roger@eyesopen.com>
18369 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18370 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18371 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18372 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18373 fold_builtin_bswap, real_constp, fold_builtin_pow,
18374 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18375 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18376 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18377 * convert.c (convert_to_pointer): Likewise.
18378 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18379 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18380 const_binop, fold_convert_const_int_from_int,
18381 fold_convert_const_int_from_real,
18382 fold_convert_const_real_from_real, sign_bit_p,
18383 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18384 fold_sign_changed_comparison, fold_unary, fold_comparison,
18385 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18386 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18387 * print-tree.c (print_node_brief, print_node): Likewise.
18388 * stor-layout.c (place_field, layout_type): Likewise.
18389 * tree-chrec.c (keep_cast): Likewise.
18390 * tree.c (build_vector, build_real, build_real_from_int_cst,
18391 build_complex): Likewise.
18393 2007-01-11 Roger Sayle <roger@eyesopen.com>
18395 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18396 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18398 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18400 * configure.ac (strict1_warn): Rename to strict_warn.
18401 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18402 cc_set_by_configure, quoted_cc_set_by_configure,
18403 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18404 all_boot_languages, all_stagestuff): Remove.
18405 (target_list): Remove bootstrap targets.
18406 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18407 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18408 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18409 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18410 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18411 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18412 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18413 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18414 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18415 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18416 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18417 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18418 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18419 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18420 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18421 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18422 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18423 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18424 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18425 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18426 (mostlyclean): Adjust.
18427 (clean, distclean): Don't mention bootstrap stuff.
18428 * configure: Regenerate.
18429 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18430 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18431 treelang/config-lang.in (stagestuff): Remove.
18432 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18433 stageprofile, stagefeedback, stagestuff): Remove mention.
18435 2007-01-11 Nick Clifton <nickc@redhat.com>
18437 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18439 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18440 (mcore_arith_K_S_operand): Run the test for the S constraint not
18441 the test for the M constraint.
18442 (mcore_addsub_operand): Do not accept integer values that are
18443 larger than 32 bits.
18444 * config/mcore/mcore.md: Remove unused constraints from split.
18445 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18446 (addsi3): Likewise.
18447 (allocate_stack): Likewise.
18448 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18449 operands to 32 bits.
18450 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18452 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18453 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18454 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18455 mcore_output_bclri, mcore_output_andn, output_inline_const,
18456 mcore_output_move, mcore_output_movedouble): Likewise.
18457 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18458 (output_inline_const): Likewise.
18459 (output_inline_const): Fix format strings used in sprintf
18461 * config/mcore/mcore-protos.h: Update prototypes for changed
18462 functions in mcore.c.
18463 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18464 HOST_WIDE_INT and not int.
18465 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18466 CONST_OK_FOR_N): Likewise.
18467 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18468 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18471 2007-01-10 Jan Hubicka <jh@suse.cz>
18473 * tree-vrp.c (remove_range_assertions): Release defs.
18474 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18475 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18477 2007-01-10 Paul Brook <paul@codesourcery.com>
18479 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18480 * config/arm/arm.md (mulsi3subsi): New insn.
18482 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18484 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18485 (tree_transform_and_unroll_loop): New.
18486 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18489 2007-01-10 Robert Kennedy <jimbob@google.com>
18491 * fold-const.c (fold_comparison): Fold comparisons like (x *
18492 1000 < 0) to (x < 0).
18494 2007-01-10 Ian Lance Taylor <iant@google.com>
18496 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18497 operands have the same priority.
18499 2007-01-10 Tom Tromey <tromey@redhat.com>
18501 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18502 (fold_binary): Likewise.
18503 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18504 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18505 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18506 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18507 * langhooks.h (struct lang_hooks): Removed field
18508 'can_use_bit_fields_p'.
18510 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18512 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18514 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18516 * function.c (get_last_funcdef_no): New function.
18517 * function.h (get_last_funcdef_no): Declare.
18518 * tree-inline.c (initialize_cfun): Add initialization.
18519 (tree_function_versioning): Cleanup.
18521 2007-01-10 Jan Hubicka <jh@suse.cz>
18523 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18526 2007-01-10 Sa Liu <saliu@de.ibm.com>
18527 Ben Elliston <bje@au.ibm.com>
18529 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18530 for SAVE_NONLOCAL and Pmode for any other save level.
18531 * spu-protos.h (spu_restore_stack_block): Declare.
18532 * spu.md (save_stack_block): Remove.
18533 (restore_stack_block): Call spu_restore_stack_block.
18534 * spu.c (spu_restore_stack_block): New function.
18535 (spu_expand_epilogue): Remove old comment.
18537 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18539 PR tree-optimization/30322
18540 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18541 (cand_value_at): Return the value as aff_tree.
18542 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18543 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18544 aff_combination_mult): New functions.
18545 (aff_combination_add): Use aff_combination_add_cst.
18546 (aff_combination_convert): Allow conversions to a wider type.
18547 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18548 * tree-affine.h (aff_combination_mult): Declare.
18550 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18552 * doc/tm.texi: Update documentation to reflect reality of exec
18553 and start file search behaviours. Update copyright year.
18554 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18555 header file directories.
18557 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18559 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18560 (*cosxf2): Rename to cosxf2_i387.
18561 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18562 using X87MODEF12 mode macro. Rename patterns to
18563 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18565 (*cosdf2, *cossf2): Ditto.
18566 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18567 to match extended input operands.
18568 (sincos<mode>3): New expander.
18569 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18570 insn patterns and corresponding splitters.
18572 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18574 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18575 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18577 2007-01-09 Nicolas Pitre <nico@cam.org>
18580 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18582 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18584 * target.h (struct gcc_target): New field library_rtti_comdat.
18585 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18586 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18587 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18588 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18590 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18592 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18594 2007-01-08 Richard Guenther <rguenther@suse.de>
18596 * tree.h (force_fit_type_double): Export.
18597 (force_fit_type): Remove.
18598 * fold-const.c (force_fit_type_double): New function.
18599 (force_fit_type): Remove.
18600 (int_const_binop): Use it.
18601 (fold_convert_const_int_from_int): Likewise.
18602 (fold_convert_const_int_from_real): Likewise.
18603 (fold_div_compare): Likewise.
18604 (fold_sign_changed_comparison): Likewise.
18605 (fold_unary): Likewise.
18606 (fold_negate_const): Likewise.
18607 (fold_abs_const): Likewise.
18608 (fold_not_const): Likewise.
18609 * c-common.c (shorten_compare): Use force_fit_type_double.
18610 * convert.c (convert_to_pointer): Likewise.
18612 2007-01-08 Richard Guenther <rguenther@suse.de>
18614 * tree.h (build_int_cst_wide_type): Export.
18615 * tree.c (build_int_cst_wide_type): New function.
18616 (build_int_cst_wide): Fix comment.
18617 * builtins.c (fold_builtin_object_size): Use build_int_cst
18618 to build -1 or 0 of the correct type. Use fit_double_type
18619 to check for overflow.
18620 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18622 (decode_field_reference): Likewise.
18623 (all_ones_mask_p): Likewise.
18624 (native_interpret_int): Use build_int_cst_wide_type.
18625 (fold_binary): Use build_int_cst_type to build an all-ones
18627 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18629 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18631 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18633 2007-01-09 Ben Elliston <bje@au.ibm.com>
18635 * genautomata.c (STATS_OPTION): New option.
18636 (stats_flag): New flag.
18637 (gen_automata_option): Handle it.
18638 (initiate_automaton_gen): Ditto.
18639 (write_automata): Output statistics only if stats_flag is
18640 set. Likewise, output time statistics only if time_flag is set.
18641 * doc/md.texi (Processor pipeline description): Document new flag.
18643 2007-01-08 Richard Guenther <rguenther@suse.de>
18645 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18646 * tree.c (build_int_cst_type): Likewise.
18647 (size_in_bytes): Don't call force_fit_type on the result.
18648 (int_fits_type_p): Use fit_double_type.
18649 * fold-const.c (fit_double_type): New function.
18650 (force_fit_type): Use it.
18651 * tree.h (fit_double_type): Export.
18653 2007-01-08 Jan Hubicka <jh@suse.cz>
18655 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18656 * ipa.c (function_and_variable_visibility): Fix return type.
18658 2007-01-08 Richard Guenther <rguenther@suse.de>
18660 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18661 of offset to build the index.
18662 * tree-pretty-print.c (dump_generic_node): Don't build negated
18663 const just for printing.
18664 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18665 * builtins.c (fold_builtin_int_roundingfn): Check if result
18666 fits the type by using force_fit_type and comparing the result.
18667 * predict.c (predict_loops): Use compare_tree_int for comparison.
18668 * tree.c (build_int_cst): Fall back to integer_type_node for
18670 (build_int_cst_wide): Assert type is non-null.
18672 2007-01-08 Roberto Costa <roberto.costa@st.com>
18674 * tree-vrp.c (extract_range_from_cond_expr): New.
18675 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18676 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18678 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18679 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18680 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18681 used as expressions.
18682 * tree-object-size.c (cond_expr_object_size): New.
18683 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18685 2007-01-08 Jan Hubicka <jh@suse.cz>
18687 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18688 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18691 2007-01-08 Richard Guenther <rguenther@suse.de>
18693 PR tree-optimization/23603
18694 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18695 (extract_range_from_binary): Fall back to truthvalue instead of
18696 varying for TRUTH_*_EXPR.
18697 (extract_range_from_comparison): Fall back to truthvalue instead of
18699 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18700 if all visited PHI values were constant.
18702 2007-01-08 Jan Hubicka <jh@suse.cz>
18704 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18705 (cgraph_analyze_function): break out from ...
18706 (cgraph_finalize_compilation_unit): ... here.
18707 (cgraph_expand_function): Remove forgoten commented out line.
18708 (cgraph_optimize): Analyze functions.
18710 2007-01-08 Jan Hubicka <jh@suse.cz>
18712 * tree-pas.h (TODO_remove_function): New flag.
18713 (TODO_update*): Renumber.
18714 (pass_ipa_increase_alignment,
18715 pass_ipa_function_and_variable_visibility): New passes.
18716 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18717 (cgraph_function_and_variable_visibility): Move to ipa.c
18718 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18719 cgraph_increase_alignment.
18720 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18721 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18722 calling tree-inline.
18723 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18724 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18725 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18726 (gate_increase_alignment): New function.
18727 (pass_ipa_increase_alignment): New pass.
18728 * ipa.c: Inline tree-pass.h and timevar.h
18729 (function_and_variable_visibility): Move here from cgraphunit.c
18730 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18731 * passes.c (init_optimization_passes): Add the two new passes.
18732 (execute_todo): Handle cgraph_remove_functions.
18734 2007-01-08 Nick Clifton <nickc@redhat.com>
18736 * config/frv/predicates.md (reg_or_0_operand): Accept
18739 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18741 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18742 * config.gcc: Add bfin*-rtems*.
18744 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18746 * c.opt: Add -flax-vector-conversions.
18747 * c-typeck.c (convert_for_assignment): Pass flag to
18748 vector_types_convertible_p to allow emission of note.
18749 (digest_init): Likewise.
18750 * c-opts.c: Handle -flax-vector-conversions.
18751 * c-common.c (flag_lax_vector_conversions): New.
18752 (vector_types_convertible_p): Unless -flax-vector conversions
18753 has been passed, disallow conversions between vectors with
18754 differing numbers of subparts and/or element types. If such
18755 a conversion is disallowed, possibly emit a note on the first
18756 occasion only to inform the user of -flax-vector-conversions.
18757 The new last argument specifies this.
18758 * c-common.h (flag_lax_vector_conversions): New.
18759 (vector_types_convertible_p): Add extra argument.
18760 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18761 char_type_node for V*QI type vectors.
18762 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18763 Update to satisfy new typechecking rules.
18764 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18765 C and C++ variants.
18766 * doc/invoke.texi (C Dialect Options): Document
18767 -flax-vector-conversions.
18769 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18771 PR tree-optimization/29877
18772 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18773 a register variable on the RHS to not be replaceable.
18775 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18776 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18777 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18778 const_simm15, const_pow2, const_npow2): Added.
18779 * config/score/misc.md (insv, extv, extzv, movmemsi,
18780 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18781 * config/score/score.c (score_address_cost, score_select_cc_mode):
18783 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18784 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18785 Update score_print_operand.
18786 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18787 Adjust register allocate order and update some macro define.
18788 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18789 mdx_block_move_straight, mdx_block_move_loop_head,
18790 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18791 mdx_block_move_loop, mdx_block_move): Added.
18792 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18793 mdp_limm): Updated and fix some bug and typo.
18794 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18795 (movsf, movdf, doloop_end): Added.
18797 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18799 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18800 config/arm/thumb2.md: Fix comment typos.
18801 * doc/extend.texi: Fix a typo.
18803 2007-01-07 Eric Christopher <echristo@apple.com>
18805 * configure.ac: Check for __stack_chk_fail for darwin.
18806 * configure: Regenerate.
18808 2007-01-07 Richard Guenther <rguenther@suse.de>
18810 * tree-vrp.c (extract_range_from_assert): CSE calls to
18811 compare_values where possible.
18812 (extract_range_from_unary_expr): Likewise.
18814 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18816 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18817 * config/avr/avr.c (call_insn_operand): Delete function.
18818 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18819 instead of register number. Use predicates.
18820 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18821 call_insn_operand): Add.
18823 2007-01-06 Jan Hubicka <jh@suse.cz>
18825 * tree-pass.h (pass_build_cgraph_edges): Declare.
18826 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18827 (visited_nodes): Remove.
18828 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18829 build_cgrpah_edges; make visited_nodes local.
18830 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18831 (record_references_in_initializer): Move to cgraphbuild.c
18832 (initialize_inline_failed, rebuild_cgraph_edges,
18833 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18834 (verify_cgraph_node): Make visited_nodes local.
18835 (cgraph_analyze_function): Do not call cgraph_create_edges and
18836 initialize_inline_failed.
18837 (cgraph_expand_function): Do not call cgraph_lower_function;
18838 assert that function is already lowered.
18839 * Makefile.in (cgraphbuild.o): New.
18840 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18841 at the end of lowering passes.
18843 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18845 * ifcvt.c (cond_move_convert_if_block): New function, code
18846 factored out from...
18847 (cond_move_process_if_block): ...here. Call the new function
18848 on the THEN and ELSE blocks.
18849 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18850 already takes care of this.
18852 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18855 * tree.h (TREE_OVERFLOW_P): New.
18856 * c-typeck.c (parser_build_unary_op): Warn only if result
18857 overflowed and operands did not.
18858 (parser_build_binary_op): Likewise.
18859 (convert_for_assignment): Remove redundant overflow_warning.
18860 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18862 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18864 * c-typeck.c (store_init_value): Split over two lines to follow
18865 the GNU coding style.
18867 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18869 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18870 __GXX_EXPERIMENTAL_CXX0X__.
18871 * doc/cpp.texi: Same.
18873 2007-01-05 Richard Guenther <rguenther@suse.de>
18875 PR middle-end/27826
18876 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18877 with mismatched types. Instead explicitly build a
18878 conversion NOP_EXPR.
18880 2007-01-05 Ian Lance Taylor <iant@google.com>
18882 * c-common.c (decl_with_nonnull_addr_p): New function.
18883 (c_common_truthvalue_conversion): Call it.
18884 * c-typeck.c (build_binary_op): Likewise.
18885 * c-common.h (decl_with_nonnull_addr_p): Declare.
18887 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18890 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18893 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18895 * doc/install.texi (Final install): Document the fact that
18896 the GNAT runtime should not be stripped.
18898 2007-01-04 Jan Hubicka <jh@suse.cz>
18900 * tree-inline.c (fold_marked_statements): Update operand caches
18901 and EH after folding
18903 2007-01-04 Ian Lance Taylor <iant@google.com>
18905 * c-common.c (check_function_nonnull): Whitespace fix.
18907 2007-01-04 Jan Hubicka <jh@suse.cz>
18909 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18910 comitted older version of patch.
18911 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18912 function, celanup cfg and collect garbage.
18914 2007-01-04 Mike Stump <mrs@apple.com>
18916 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18919 2007-01-04 Eric Christopher <echristo@apple.com>
18921 * libgcc2.c (__bswapsi2): Use SItype.
18922 (__bswapdi2): Use DItype.
18923 * libgcc2.h: Update for above.
18925 2007-01-04 Paul Brook <paul@codesourcery.com>
18927 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18928 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18929 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18930 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18931 umulsi3_highpart): Make conditional on !arm_arch6.
18932 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18933 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18934 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18935 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18936 umulsi3_highpart_v6): New insns.
18938 2007-01-04 Roger Sayle <roger@eyesopen.com>
18940 * fold-const.c (fold_convert): When casting an expression to void,
18941 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18942 have a type. Instead of attempting to build a NOP_EXPR, return
18943 these "special" trees directly.
18945 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18947 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18948 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18949 rs6000_cost->fp not 0 as adjustment for outer NEG.
18951 2007-01-04 Jan Hubicka <jh@suse.cz>
18953 * cgraph.c (cgraph_release_function_body): New function.
18954 (cgraph_remove_node): Use it.
18955 * cgraph.h (cgraph_release_function_body): Declare.
18956 * cgraphunit.c (cgraph_expand_function): Use it.
18957 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18958 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18959 is initialized and while compilation of other function is running.
18960 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18961 statement CFG annotations from here to ...
18962 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18964 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18966 * cfgloop.h (enum li_flags): Make the constants powers of two.
18968 2007-01-04 Jan Hubicka <jh@suse.cz>
18970 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18972 (fold_marked_statements): New function.
18973 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18974 * tree-inline.h (copy_body_data): Add statements_to_fold.
18976 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18978 * config.gcc: Mention libgcc/config.host.
18979 * Makefile.in: Update comments mentioning libgcc.
18980 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18981 (all.cross, start.encap, rest.encap, rest.cross): Update
18982 dependencies for libgcc move.
18983 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18984 (clean-target, clean-target-libgcc): Delete.
18985 (srcdirify, GCC_EXTRA_PARTS): New macros.
18986 (libgcc-support, libgcc.mvars): New rules.
18987 (distclean): Remove mention of mklibgcc.
18988 (install): Don't reference INSTALL_LIBGCC.
18989 (install-common): Don't reference EXTRA_PARTS.
18990 (install-libgcc, install-multilib): Delete rules.
18991 * mklibgcc.in: Delete file.
18992 * doc/configfiles.texi: Don't mention mklibgcc.
18994 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18995 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18996 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18997 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18998 (mklibgcc, ldblspecs): Likewise.
19000 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19001 (posixpre.def): Use $(T).
19002 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19003 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19004 (SHLIB_LINK): Make dummy.
19005 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19007 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19009 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19010 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19011 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19012 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19014 * configure.ac (all_outputs): Remove mklibgcc.
19015 * configure: Regenerated.
19017 2007-01-03 Josh Conner <jconner@apple.com>
19019 PR middle-end/29683
19020 * calls.c (compute_argument_addresses): Set stack and stack_slot
19021 for partial args, too.
19022 (store_one_arg): Use locate.size.constant for the size when
19023 generating a save_area.
19025 2007-01-03 Robert Kennedy <jimbob@google.com>
19027 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19028 whose definitions are deleted due to basic block merging.
19030 2007-01-03 Paul Brook <paul@codesourcery.com>
19033 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19035 (use_return_insn): Return 0 for Thumb interrupt functions.
19036 (print_multi_reg): Add rfe argument for IRQ returns.
19037 (arm_output_epilogue): Pop interrupt return address directly into PC.
19038 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19040 2007-01-03 Paul Brook <paul@codesourcery.com>
19042 Merge from sourcerygxx-4_1.
19043 * config/arm/thumb2.md: New file.
19044 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19046 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19047 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19048 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19049 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19051 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19052 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19054 * config/arm/ieee754-sf.S: Ditto.
19055 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19056 (thumb1_base_register_rtx_p): ... to this.
19057 (thumb_index_register_rtx_p): Rename...
19058 (thumb1_index_register_rtx_p): ... to this.
19059 (thumb_output_function_prologue): Rename...
19060 (thumb1_output_function_prologue): ... to this.
19061 (thumb_legitimate_address_p): Rename...
19062 (thumb1_legitimate_address_p): ... to this.
19063 (thumb_rtx_costs): Rename...
19064 (thumb1_rtx_costs): ... to this.
19065 (thumb_compute_save_reg_mask): Rename...
19066 (thumb1_compute_save_reg_mask): ... to this.
19067 (thumb_final_prescan_insn): Rename...
19068 (thumb1_final_prescan_insn): ... to this.
19069 (thumb_expand_epilogue): Rename...
19070 (thumb1_expand_epilogue): ... to this.
19071 (arm_unwind_emit_stm): Rename...
19072 (arm_unwind_emit_sequence): ... to this.
19073 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19074 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19075 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19076 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19077 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19078 thumb2_output_casesi): New functions.
19079 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19080 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19081 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19082 THUMB2_WORK_REGS): Define.
19083 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19084 arm_condexec_mask, arm_condexec_masklen)): New variables.
19085 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19086 (arm_override_options): Check new CPU capabilities.
19087 Set new architecture flag variables.
19088 (arm_isr_value): Handle v7m interrupt functions.
19089 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19091 (const_ok_for_arm): Handle Thumb-2 constants.
19092 (arm_gen_constant): Ditto. Use movw when available.
19093 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19095 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19096 (thumb_find_work_register, arm_load_pic_register,
19097 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19098 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19099 print_multi_reg, output_mov_long_double_fpa_from_arm,
19100 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19101 output_mov_double_fpa_from_arm, output_move_double,
19102 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19103 output_return_instruction, arm_output_function_prologue,
19104 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19105 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19106 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19107 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19108 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19109 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19111 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19112 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19113 (arm_file_start): Output directive for unified syntax.
19114 (arm_unwind_emit_set): Handle stack alignment instruction.
19115 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19116 Add v6t2, v7, v7a, v7r and v7m.
19117 (RETLDM): Add Thumb-2 code.
19118 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19119 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19120 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19121 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19122 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19123 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19124 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19125 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19126 ADJUST_INSN_LENGTH): Define.
19127 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19128 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19129 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19130 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19131 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19132 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19133 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19134 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19135 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19136 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19137 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19138 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19139 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19140 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19141 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19142 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19143 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19145 * config/arm/arm-tune.md: Regenerate.
19146 * config/arm/arm-protos.h: Update prototypes.
19147 * config/arm/vfp.md: Enable patterns for Thumb-2.
19148 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19149 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19150 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19151 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19152 * config/arm/libunwind.S: Add Thumb-2 code.
19153 * config/arm/constraints.md: Update include Thumb-2.
19154 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19155 * config/arm/ieee754-df.S: Ditto.
19156 * config/arm/bpabi.S: Ditto.
19157 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19158 * config/arm/predicates.md (low_register_operand,
19159 low_reg_or_int_operand, thumb_16bit_operator): New.
19160 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19161 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19162 * config/arm/t-arm-elf: Add armv7 multilib.
19163 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19165 (UNSPEC_STACK_ALIGN, ce_count): New.
19166 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19167 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19169 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19170 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19171 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19172 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19173 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19174 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19176 * doc/extend.texi: Document ARMv7-M interrupt functions.
19177 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19179 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19181 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19182 (struct _Unwind_Context): Rename args_size to flags, remove
19183 signal_frame field, add a new args_size field and version field.
19184 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19185 _Unwind_IsExtendedContext): New inline functions.
19186 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19187 Assume by_value array is only present if _Unwind_IsExtendedContext.
19188 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19189 _Unwind_IsSignalFrame.
19190 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19191 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19192 (uw_init_context_1): Initialize context->flags to
19193 EXTENDED_CONTEXT_BIT.
19194 * config/rs6000/linux-unwind.h (frob_update_context): Use
19195 _Unwind_SetSignalFrame.
19197 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19199 PR middle-end/30353
19200 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19201 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19204 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19206 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19207 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19208 RET, AT_SP): Remove.
19209 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19212 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19213 * cfgbuild.c (find_basic_blocks): Likewise.
19214 * cfgrtl.c (rtl_create_basic_block): Likewise.
19215 * function.c (temp_slots_at_level): Likewise.
19216 * reg-stack.c (stack_regs_mentioned): Likewise.
19217 * regclass.c (allocate_reg_info): Likewise.
19218 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19219 set_bb_for_stmt, move_block_to_fn): Likewise.
19220 * tree-complex.c (tree_lower_complex): Likewise.
19221 * vec.h (VEC_safe_grow_cleared): New.
19223 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19225 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19227 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19228 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19230 * cfgloopmanip.c (scale_loop_frequencies): Export.
19231 (loopify): Scale the frequencies by prescribed coefficients.
19232 (set_zero_probability): New function.
19233 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19234 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19235 and frequencies according to arguments.
19236 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19238 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19239 * modulo-sched.c (sms_schedule): Set probabilities for entering
19240 versioned loop correctly.
19241 * tree-vect-transform.c (vect_transform_loop): Ditto.
19242 * cfgloop.h (loopify, loop_version): Declaration changed.
19243 (scale_loop_frequencies): Declared.
19245 2007-01-02 Jan Hubicka <jh@suse.cz>
19247 * cgraph.c: Include tree-flow.h
19248 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19249 early_local_passes.
19250 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19251 * tree-pass.h (pass_all_early_optimizations): Declare.
19252 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19253 early_local_passes.
19254 (cgraph_analyze_function): Do early_local_passes.
19255 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19256 Do not add referenced vars.
19257 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19259 (gate_all_early_local_passes): New gate.
19260 (pass_early_local_passes): Use new gate.
19261 (execute_early_local_optimizations): New functions.
19262 (gate_all_early_optimizations): New gate.
19263 (pass_all_early_optimizations): New pass.
19264 (execute_free_datastructures): Free SSA only when initialized.
19265 (gate_init_datastructures): Init only when optimizing.
19266 (tree_lowering_passes): Do early local passes when called late.
19267 * tree-profile.c (do_tree_profiling): Don't profile functions added
19269 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19270 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19272 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19273 during early_local_passes.
19274 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19277 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19279 * Makefile.in: Update copyright year.
19281 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19283 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19284 in $(lang_checks) and check-consistency targets.
19286 2007-01-02 Jan Hubicka <jh@suse.cz>
19288 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19289 Do not add referenced vars.
19290 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19292 * passes.c (init_optimization_passes): Put mudflap_2 after
19293 free_datastructures.
19295 2007-01-02 Jan Hubicka <jh@suse.cz>
19297 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19298 Set NOTHROW flag on call statements proved to be nothrow.
19299 Update statement of local calls so new pure/const functions are
19300 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19302 (tree_rest_of_compilation): Register hooks and initialize bitmap
19303 early. Do not set after_inlining flag.
19305 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19307 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19308 HOST_BITS_PER_LONGLONG
19310 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19313 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19314 warning for non-static initializers.
19316 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19318 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19319 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19320 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19321 Always use set_unique_reg_note to add REG_EQUAL notes.
19323 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19326 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19328 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19329 * cfgbuild.c (find_basic_blocks): Likewise.
19330 * cfgrtl.c (rtl_create_basic_block): Likewise.
19331 * function.c (temp_slots_at_level): Likewise.
19332 * reg-stack.c (stack_regs_mentioned): Likewise.
19333 * regclass.c (allocate_reg_info): Likewise.
19334 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19335 set_bb_for_stmt, move_block_to_fn): Likewise.
19336 * tree-complex.c (tree_lower_complex): Likewise.
19337 * vec.h (VEC_safe_grow_cleared): New.
19339 2007-01-02 Ian Lance Taylor <iant@google.com>
19341 * c-common.c (c_common_truthvalue_conversion): When warning about
19342 using an assignment as a truth value, set TREE_NO_WARNING.
19344 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19347 * c.opt (Wold-style-declaration): New.
19348 * doc/invoke.texi (C-only Warning Options): New.
19349 (Wold-style-declaration): Document it.
19350 (Wextra): Enabled by -Wextra.
19351 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19352 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19353 -Wold-style-declaration.
19355 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19357 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19358 * cfgbuild.c (find_basic_blocks): Likewise.
19359 * cfgrtl.c (rtl_create_basic_block): Likewise.
19360 * function.c (temp_slots_at_level): Likewise.
19361 * reg-stack.c (stack_regs_mentioned): Likewise.
19362 * regclass.c (allocate_reg_info): Likewise.
19363 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19364 set_bb_for_stmt, move_block_to_fn): Likewise.
19365 * tree-complex.c (tree_lower_complex): Likewise.
19366 * vec.h (VEC_safe_grow_cleared): New.
19368 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19370 * c-common.c (c_common_nodes_and_builtins): Since variants of
19371 void_type_node get built before it is given a name, we need to
19372 give those variants the name, too.
19373 (complete_array_type): We need to work with the canonical main
19374 type of the array, from which we will build the qualified version.
19375 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19376 * print-tree.c (print_node): Display canonical type information
19378 * stor-layout.c (layout_type): When we don't know the
19379 alignment of a type for which we're building an array, we end up
19380 guessing wrong, so make the type require structural equality.
19381 * tree.c (make_node_stat): When we build a new type, it is its
19382 own canonical type.
19383 (build_type_attribute_qual_variant): When building an attribute
19384 variant, its canonical type is the non-attribute variant. However,
19385 if the attributes are target-dependent and they differ, we need to
19386 use structural equality checks for this type.
19387 (build_qualified_type): A qualified type is not equivalent to its
19388 unqualified variant; set the canonical type appropriately.
19389 (build_distinct_type_copy): When building a distinct type from
19390 another type, the new type is its own canonical type.
19391 (build_variant_type_copy): When building a new type variant, we
19392 assume that it is equivalent to the original type.
19393 (build_pointer_type_for_mode): When building a pointer type, also
19394 build a canonical type pointer.
19395 (build_reference_type_for_mode): When building a reference type,
19396 also build a canonical type reference.
19397 (build_index_type): When we can't hash an index type (e.g.,
19398 because its maximum value is negative), the index type requires
19399 structural equality tests.
19400 (build_array_type): Build the canonical form of an array type.
19401 (build_function_type): Function types require structural equality,
19402 because they contain default arguments, attributes, etc.
19403 (build_method_type_directly): Ditto for method types.
19404 (build_offset_type): Build the canonical offset type.
19405 (build_complex_type): Build the canonical vector type.
19406 (make_vector_type): Build the canonical vector type.
19407 * tree.h (TYPE_CANONICAL): New.
19408 (TYPE_STRUCTURAL_EQUALITY_P): New.
19409 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19410 (struct tree_type): Added "canonical" field.
19411 * params.h (VERIFY_CANONICAL_TYPES): New.
19412 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19413 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19414 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19415 * doc/invoke.texi (verify-canonical-types): Document --param
19416 parameter for verifying canonical types.
19418 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19420 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19421 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19422 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19423 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19425 * config/rs6000/e500.h: New.
19426 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19427 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19429 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19430 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19431 TARGET_E500_DOUBLE): Remove.
19432 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19433 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19434 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19435 * config/rs6000/rs6000.c (rs6000_override_options): Use
19436 CHECK_E500_OPTIONS.
19438 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19440 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19441 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19442 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19443 rs6000_emit_cmove): Don't check TARGET_E500.
19444 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19445 sordered): Don't check TARGET_E500.
19447 2007-01-01 Eric Christopher <echristo@apple.com>
19449 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19450 HARD_REGISTER_NUM_P.
19452 2007-01-01 Roger Sayle <roger@eyesopen.com>
19454 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19455 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19456 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19459 2007-01-01 Mike Stump <mrs@apple.com>
19461 * configure.ac: Remove support for building with Apple's gcc-3.1.
19463 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19465 PR middle-end/30311
19466 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19467 REG is a hard register. Do not modify REG before calling
19469 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19470 multiple of the size of YMODE for certain lowpart cases.
19472 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19474 PR middle-end/30253
19475 * gimplify (voidify_wrapper_expr): Update for
19476 GIMPLE_MODIFY_STMT.
19478 2007-01-01 Andreas Schwab <schwab@suse.de>
19481 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19482 save of BR0 in extra_spill_size instead of spill_size.
19483 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19485 (ia64_expand_epilogue): Restore BR0 from its new location.
19487 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19489 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19490 Use a temporary variable if the left hand side is not a gimple
19493 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19495 * gimplify.c (gimplify_return_expr): Make the temporary variable
19496 for the return expression, a gimple register variable.
19498 2007-01-01 Jan Hubicka <jh@suse.cz>
19500 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19503 2007-01-01 Mike Stump <mrs@apple.com>
19505 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19507 * config/darwin.c (machopic_select_rtx_section): Use
19508 HAVE_GAS_LITERAL16.
19509 (darwin_mergeable_constant_section): Likewise.
19510 * configure: Regenerate.
19511 * config.in: Regenerate.
19513 2007-01-01 Jan Hubicka <jh@suse.cz>
19514 Andrew Pinski <pinskia@gmail.com>
19516 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19517 before starting IPA passes.