1 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3 * config/mips/mips.md (*extendqihi2): Convert the destination
6 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8 * config/pa/fptr.c: Update license header.
9 * config/pa/milli64.S: Likewise.
11 2007-07-17 Nick Clifton <nickc@redhat.com>
13 * COPYING_v3: New file. Contains version 3 of the GNU General
15 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
16 Lesser General Public License.
17 * doc/include/gpl_v3.texi: New file. Contains version 3 of
18 the GNU General Public License.
20 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
22 PR rtl-optimization/32773
23 * cfglayout.c (force_one_exit_fallthru): New function.
24 (cfg_layout_finalize): Use it.
26 2007-07-16 Richard Guenther <rguenther@suse.de>
27 Uros Bizjak <ubizjak@gmail.com>
29 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
30 before forcing it to gimple operand.
32 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
33 David Ung <davidu@mips.com>
35 * config/mips/mips.h (TUNE_24K): Define.
36 (TUNE_MACC_CHAINS): Add TUNE_24K.
37 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
39 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
40 (r74k_int_madd): .. this new reservation.
41 (define_bypass): Fixed bypasses for r74k_int_madd to use
43 * config/mips/24k.md (define_bypass): Define new
44 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
46 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
47 Nigel Stephens <nigel@mips.com>
49 * config/mips/mips.md: Include 20kc.md.
50 * config/mips/20kc.md: New file.
51 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
52 (mips_adjust_cost): Tweak for 20Kc.
53 (mips_issue_rate): Likewise.
54 * config/mips/mips.h (TUNE_20KC): Define.
56 2007-07-16 David Edelsohn <edelsohn@gnu.og>
58 * config/rs6000/rs6000.c (struct processor_cost): Add
59 cache_line_size, l1_cache_lines, and simultaneous_prefetches
61 (*_cost): Add cache information.
62 (rs6000_override_options): Set cache parameters.
64 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
67 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
68 * doc/install.texi (mips-sgi-irix6): pthread support works now.
70 2007-07-16 Paul Brook <paul@codesourcery.com>
74 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
75 (cirrus_thumb2_movsi_insn): Ditto.
77 2007-07-15 Geoffrey Keating <geoffk@apple.com>
79 * config/rs6000/darwin-fallback.c (interpret_libc): Change
82 2007-07-15 Andrew Haley <aph@redhat.com>
84 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
85 before looking in the context.
87 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
91 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
92 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
93 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
94 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
95 to generate .CALLINFO statement.
96 (hppa_expand_prologue): Set rp_saved.
97 (hppa_expand_epilogue): Use rp_saved.
98 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
99 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
101 2007-07-14 Dirk Mueller <dmueller@suse.de>
103 * omega.c (coalesce): Fix memory leak on early exit.
104 * matrix-reorg.c (check_allocation_function): Likewise.
105 * tree-vect-transform.c (vect_get_new_vect_var): free result
107 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
108 pass pointer to edge vector
109 (partition_hot_cold_basic_blocks): Fix memory leak.
110 * collect2.c (prefix_from_string): Free temporary storage.
111 * reload1.c (fixup_abnormal_edges): Free sbitmap.
113 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
115 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
116 (DO_GLOBAL_DTORS_BODY): Likewise.
118 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
119 Nigel Stephens <nigel@mips.com>
121 * config/mips/mips.c (mips_classify_symbol): Don't return
122 SYMBOL_SMALL_DATA for constant pool addresses if
123 TARGET_EMBEDDED_DATA is true.
125 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
127 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
128 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
129 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
130 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
131 __builtin_ia32_storehps, __builtin_ia32_storelps,
132 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
133 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
134 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
135 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
136 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
137 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
138 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
139 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
140 using def_builtin_const.
142 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
144 PR tree-optimization/32705
145 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
146 (simplify_binary_expression): Use SSA_VAL consistently.
148 2007-07-13 David Edelsohn <edelsohn@gnu.org>
150 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
151 (SPEFSCR_REGNO): Delete definition.
152 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
153 COUNT_REGISTER_REGNUM -> CTR_REGNO.
154 * config/rs6000/rs6000.h: Do not define *_REGNO.
155 LINK_REGISTER_REGNUM -> LR_REGNO.
156 COUNT_REGISTER_REGNUM -> CTR_REGNO.
157 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
158 COUNT_REGISTER_REGNUM -> CTR_REGNO.
159 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
160 R_VRSAVE, R_VSCR. Use them.
161 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
162 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
163 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
164 * config/rs6000/aix.h: Define R_LR. Use it.
166 2007-07-13 Caroline Tice <ctice@apple.com>
168 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
169 flag_var_tracking is explicitly turned off (i.e. when variable
170 tracking is not feasible); otherwise, turn flag_var_tracking on when
171 flag_var_tracking_uninit is on.
172 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
173 note definitions, to allow recording of initialization status in the
175 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
176 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
177 determine if two note locations are equal.
178 (output_loc_list): Don't output list entries whose start & end labels
180 (reg_loc_descriptor): Add parameter for initialization status; pass it
181 to other loc descriptor functions.
182 (one_reg_loc_descriptor): Add parameter for initialization status;
183 check its value and add DW_OP_GNU_uninit to returned loc descr if
185 (multiple_reg_loc_descriptor): Add parameter for initialization
187 pass init status argument to other loc descriptor functions; check
188 value of intialization parameter and add DW_OP_GNU_uninit to returned
189 loc descr if appropriate.
190 (based_loc_descr): Add parameter for initialization status; add new
191 variable for return value; check value of initialization parameter and
192 add DW_OP_GNU_uninit to returned loc descr if appropriate.
193 (concatn_mem_loc_descriptor): Add parameter for initialization status;
194 pass init status argument to other loc descriptor functions; check
195 value of intialization parameter and add DW_OP_GNU_uninit to returned
196 loc descr if appropriate.
197 (mem_loc_descriptor): Likewise.
198 (concat_loc_descriptor): Likewise.
199 (concatn_loc_descriptor): Likewise.
200 (loc_descriptor): Add parameter for initialization status; pass it as
201 argument to other loc descriptor function calls.
202 (loc_descriptor_from_tree_1): Add appropriate initialization status
203 to loc descriptor function calls.
204 (add_location_or_const_value_attribute): Get initialization status
205 from VAR_LOCATION note; add initialization status to loc descriptor
207 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
208 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
209 status is uninitialized, add "[uninint]" to output.
210 * common.opt (fvar-tracking-uninit): New option, similar to
211 fvar-tracking, to turn on tracking of uninitialized variables; creates
212 a new global flag, flag_var_tracking_uninit.
213 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
214 (enum var_init_status): New type, for var initialization status field.
215 * var-tracking.c (struct location_chain_def): Two new fields, init,
216 for initialization status, and set_src for the assignment value expr.
217 (unshare_variable): New parameter for initialization status;
218 initialize new init and set_src fields.
219 (var_reg_set): New parameters for initialization status and value;
220 pass them to set_variable_part.
221 (var_mem_set): Likewise.
222 (get_init_value): New function.
223 (var_reg_delete_and_set): New initialization status & value
224 parameters; add call to get_init_value if status is unknown; pass new
225 parameters to clobber_variable_part and var_reg_set.
226 (var_mem_delete_and_set): Likewise.
227 (var_reg_delete): Pass null set_src value to clobber_variable_part.
228 (var_mem_delete): Likewise.
229 (variable_union): Pass status to unshare_variable; initialize new init
230 and set_src fields. If flag_var_tracking_uninit is not set, force
231 status to initialized.
232 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
233 used later to get the set_src value.
234 (find_src_status): New function.
235 (find_src_set_src): New function.
236 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
237 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
238 MO_SET, get set_src value and pass it to var_reg_delete_and_set
239 and var_mem_delete_and_set.
240 (dump_variable): Print out "[uninit]" if appropriate.
241 (set_variable_part): Add new initialization and set_src parameters;
242 pass status to unshare_variable; set node->init and node- >set_src
243 fields and modify slot in hash table appropriately; save the init and
244 set_src values if appropriate and assign to the new node.
245 (clobber_variable_part): New set_src parameter; if two nodes have
246 same variable and same location but different set_src (assignment)
247 values, clobber old node.
248 (delete_variable_part): Pass init status to unshare_variable.
249 (emit_note_insn_var_location): Add initialized var; assign var's init
250 status to new 'initialized'; pass new init status field to calls to
251 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
252 status to initialized.
253 (emit_notes_in_bb): Pass initialization status to calls to
254 var_reg_set, var_mem_set, var_reg_delete_and_set and
255 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
256 var_reg_delete_and_set and var_mem_delete_and_set; call
257 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
258 make up for change in add_stores.
259 (vt_add_function_parameters): Add status to calls to
261 * config/darwin.c (darwin_override_options): Turn on uninitialized
262 tracking automatically, if var_tracking is on and the system is
265 2007-07-13 Sa Liu <saliu@de.ibm.com>
267 * config.gcc: Add options for arch and tune on SPU.
268 * config/spu/predicates.md: Add constant operands 0 and 1.
269 * config/spu/spu-builtins.def: Add builtins for double precision
270 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
271 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
273 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
275 * config/spu/spu-protos.h: Add new function prototypes.
276 * config/spu/spu.c (spu_override_options): Check options -march and
278 (spu_comp_icode): Add comparison code for DFmode and vector mode.
279 (spu_emit_branch_or_set): Use the new code for DFmode and vector
281 (spu_const_from_int): New. Create a vector constant from 4 ints.
282 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
283 (spu_emit_vector_compare): New. Emit vector compare.
284 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
285 * config/spu/spu.h: Add options -march and -mtune. Define processor
286 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
287 CANONICALIZE_COMPARISON.
288 * config/spu/spu.md: Add new insns for double precision compare
289 and double precision vector compare. Add vcond and smax/smin patterns
290 to enable DFmode vector conditional expression.
291 * config/spu/spu.opt: Add options -march and -mtune.
292 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
293 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
294 both CELL and CELLEDP targets: spu_testsv.
295 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
298 2007-07-13 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/32721
301 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
302 TREE_THIS_VOLATILE on the folded reference.
303 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
304 if the array reference has TREE_THIS_VOLATILE set.
306 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
309 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
311 2007-07-13 Andreas Schwab <schwab@suse.de>
313 * gengtype-lex.l: Allow declarations to be indented.
315 2007-07-12 Geoffrey Keating <geoffk@apple.com>
317 * ginclude/tgmath.h: New.
318 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
319 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
320 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
321 * configure: Regenerate.
323 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
325 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
326 correct index when setting register save state for xd
329 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
331 * config/sh/sh.c (mark_use): Remove.
333 2007-07-12 Paul Brook <paul@codesourcery.com>
335 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
336 reg does not overlap return value.
338 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
340 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
341 (set_expression_vuses): Ditto.
342 (init_pre): Initialize expression_vuses.
344 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
346 * config/i386/sse.md (storentdf, storentsf): New.
348 2007-07-12 Geoffrey Keating <geoffk@apple.com>
350 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
352 * tree.c (build_decl_stat): Move code from here...
353 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
354 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
355 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
356 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
357 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
360 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
361 Devang Patel <dpatel@apple.com>
363 PR tree-optimization/25413
364 * targhooks.c (default_builtin_vector_alignment_reachable): New.
365 * targhooks.h (default_builtin_vector_alignment_reachable): New.
366 * tree.h (contains_packed_reference): New.
367 * expr.c (contains_packed_reference): New.
368 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
369 (vect_enhance_data_refs_alignment): Call
370 vector_alignment_reachable_p.
371 * target.h (vector_alignment_reachable): New builtin.
372 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
373 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
374 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
376 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
378 * target.h (builtin_vectorization_cost): Add new target builtin.
379 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
380 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
381 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
382 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
383 uninitialized variables.
384 * tree-vect-transform.c (cost_for_stmt): New function.
385 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
386 using cost 1 for all scalar stmts. Be less conservative when
387 estimating the number of prologue/epulogue iterations. Call
388 targetm.vectorize.builtin_vectorization_cost. Return
389 min_profitable_iters-1.
390 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
391 initialization cost instead of TARG_VEC_STMT_COST. Use
392 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
393 epilogue code. Fix epilogue cost computation.
394 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
395 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
396 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
397 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
398 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
399 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
401 2007-07-12 Richard Guenther <rguenther@suse.de>
403 * gimplify.c (gimplify_conversion): Make sure that the result
404 from maybe_fold_offset_to_reference is trivially convertible
405 to the desired type before doing the simplification.
406 (gimplify_expr): Likewise.
407 * fold-const.c (fold_binary): Use the correct types for
408 building the simplified expression.
410 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
412 PR rtl-optimization/32729
413 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
414 that fallthru to exit.
416 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
418 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
419 (symDTPOFF2reg): Likewise.
421 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
423 PR tree-optimization/32663
425 * tree.h (VALUE_HANDLE_VUSES): Remove.
426 (struct tree_value_handle): Remove vuses.
428 * tree-vn.c (create_value_handle_for_expr): Don't set
431 * tree-ssa-pre.c (expression_vuses): New.
432 (alloc_expression_id): Set up expression_vuses.
433 (get_expression_vuses): New.
434 (set_expression_vuses): Ditto.
435 (clear_expression_ids): Modify for expression_vuses.
436 (phi_translate_1): Ditto.
437 (phi_translate_set): Ditto.
438 (value_dies_in_block_x): Ditto
439 (valid_in_sets): Ditto.
440 (add_to_sets): Ditto.
441 (find_existing_value_expr): Ditto.
442 (create_value_handle_for_expr): Ditto.
443 (make_values_for_stmt): Ditto.
444 (vuse_equiv): Remove.
446 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
448 * Makefile.in (mostlyclean): Remove object files.
450 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
452 * toplev.c (no_new_pseudos): Deleted.
453 * rtl.h (no_new_pseudos): Deleted.
454 * tree-pass.h (pass_no_new_pseudos): Deleted.
455 * passes.c (pass_no_new_pseudos): Deleted.
456 * final.c (rest_of_clean_state): Removed no_new_pseudos.
457 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
458 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
460 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
461 * rtlhooks.c (gen_lowpart_general): Ditto.
462 * optabs.c (prepare_operand): Ditto.
463 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
465 * modulo-sched.c (rest_of_handle_sms): Ditto.
466 * see.c (rest_of_handle_see): Ditto.
467 * ifcvt.c (if_convert): Ditto.
468 (gate_handle_if_after_combine): Replaced no_new_pseudos with
470 * init-regs.c (gate_initialize_regs): Deleted set of
472 * lower-subreg.c (decompose_multiword_subregs): Ditto.
473 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
474 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
476 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
480 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
481 (*vec_extractv2di_1_rex64): New insn pattern.
483 2007-07-11 David Daney <ddaney@avtrex.com>
485 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
486 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
487 for SIGNAL_UNWIND_RETURN_COLUMN.
488 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
489 (DWARF_FRAME_REGNUM): Rewrite.
490 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
492 2007-07-11 Nick Clifton <nickc@redhat.com>
494 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
495 delta and use gen_int_mode in place of GET_INT instead.
497 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
499 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
502 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
504 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
505 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
507 * params.h (VERIFY_CANONICAL_TYPES): Remove.
508 (USE_CANONICAL_TYPES): New.
509 * doc/invoke.texi (verify-canonical-types): Remove.
510 (use-canonical-types): Add.
512 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
514 * config/spu/spu.c (spu_optimization_options): Remove setting of
515 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
516 (spu_override_options): Move it here.
518 2007-07-11 Richard Sandiford <richard@codesourcery.com>
520 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
521 * config/mips/mips.c (mips_cpu_info_table): Mention
522 MIPS_ISA_LEVEL_SPEC in the comment.
524 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
526 PR tree-optimization/32713
527 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
529 2007-07-11 Paolo Carlini <pcarlini@suse.de>
532 * c-opts.c (c_common_post_options): Do not change flag_complex_method
533 conditional to flag_isoc99.
534 (c_common_init_options): Do it here, unconditionally.
536 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
538 PR tree-optimization/32589
539 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
540 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
541 * tree-ssa-propagate.c (valid_gimple_expression_p): New
542 predicate, extracted from...
543 (set_rhs): ...here. Call it for the expression on entry.
544 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
545 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
546 (simplify_binary_expression): Use valid_gimple_expression_p
547 to validate the simplification.
548 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
550 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
552 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
553 DWARF2_DEBUG on 32 bit target too.
554 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
556 2007-07-11 Nick Clifton <nickc@redhat.com>
558 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
559 version for 64-bit hosts.
561 2007-07-10 David Daney <ddaney@avtrex.com>
563 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
565 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
567 * config/mips/mips.c (mips_expand_synci_loop): New function.
568 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
569 (UNSPEC_RDHWR): Same.
570 (UNSPEC_SYNCI): Same.
572 (clear_cache): New expand.
576 (clear_hazard): Same.
577 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
579 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
580 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
582 2007-07-10 Ian Lance Taylor <iant@google.com>
584 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
587 2007-07-10 David Daney <ddaney@avtrex.com>
589 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
590 * builtins.c (expand_builtin___clear_cache): New function.
591 (expand_builtin): Call expand_builtin___clear_cache for
592 BUILT_IN_CLEAR_CACHE case.
593 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
594 * doc/md.texi (clear_cache): Document new instruction pattern.
595 * testsuite/gcc.dg/builtins-64.c: New test.
597 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
599 * config/cris/cris.md ("movsi"): Fix typo in last change.
601 2007-07-09 Geoffrey Keating <geoffk@apple.com>
604 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
606 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
607 * varasm.c (assemble_start_function): Honor DECL_ALIGN
608 for FUNCTION_DECLs. Don't use align_functions_log if
610 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
611 even for FUNCTION_DECLs.
612 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
614 * tree.h (DECL_ALIGN): Update for new location of 'align'.
615 (DECL_FUNCTION_CODE): Update for new location and name of
617 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
618 (struct tree_decl_common): Move 'align' and 'off_align' out
619 of union, ensure they're still on a 32-bit boundary. Remove
620 other fields in union 'u1'.
621 (struct tree_function_decl): Add field 'function_code' replacing
622 'u1.f' in tree_decl_common.
623 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
624 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
625 (Variable Attributes): Cross-reference 'aligned' attribute
626 to Function Attributes.
627 * flags.h (force_align_functions_log): Delete.
628 * toplev.c (force_align_functions_log): Delete.
630 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
634 (*vec_concatv2di_rex): New insn pattern.
636 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
639 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
641 2007-07-10 Ian Lance Taylor <iant@google.com>
643 Replace no_new_pseudos in backends.
644 * rtl.h (can_create_pseudo_p): Define.
645 * config/darwin.c (machopic_indirect_data_reference): Use
646 can_create_pseudo_p () instead of no_new_pseudos.
647 (machopic_indirect_data_reference): Likewise.
648 (machopic_legitimize_pic_address): Likewise.
649 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
650 (alpha_emit_set_const_1): Likewise.
651 (alpha_emit_set_const): Likewise.
652 (alpha_emit_conditional_move): Likewise.
653 (alpha_split_conditional_move): Likewise.
654 * config/alpha/alpha.md (various splitters): Likewise.
656 * config/arm/arm.c (legitimize_pic_address): Likewise.
657 (arm_load_pic_register): Likewise.
658 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
659 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
660 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
661 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
662 * config/cris/cris.md (movsi): Likewise.
663 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
664 (symGOTOFF2reg_hilo): Likewise.
665 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
666 * config/h8300/h8300.md (insv, extzv): Likewise.
667 * config/i386/i386.c (ix86_expand_move): Likewise.
668 (ix86_expand_vector_move): Likewise.
669 (ix86_prepare_fp_compare_args): Likewise.
670 (ix86_expand_carry_flag_compare): Likewise.
671 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
672 (tls_dynamic_gnu2_combine_32): Likewise.
673 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
674 * config/ia64/ia64.c (ia64_expand_move): Likewise.
675 (ia64_expand_movxf_movrf): Likewise.
676 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
677 (m32c_split_move): Likewise.
678 (m32c_expand_insv): Likewise.
679 * config/m68k/m68k.md (movsi): Likewise.
680 * config/mips/mips.c (mips_force_temporary): Likewise.
681 (mips_split_symbol): Likewise.
682 (mips_move_integer): Likewise.
683 (mips_legitimize_const_move): Likewise.
684 * config/mn10300/mn10300.md (movsi): Likewise.
685 * config/pa/pa.c (emit_move_sequence): Likewise.
686 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
687 (rs6000_got_register): Likewise.
688 (create_TOC_reference): Likewise.
689 (rs6000_machopic_legitimize_pic_address): Likewise.
690 * config/rs6000/rs6000.md (add<mode>3): Likewise.
691 (various splitters): Likewise.
692 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
693 (movsi_got): Likewise.
694 * config/s390/s390.c (emit_symbolic_move): Likewise.
695 * config/s390/s390.md (movhi, movqi): Likewise.
696 (load_multiple, store_multiple): Likewise.
697 * config/score/score.c (score_force_temporary): Likewise.
698 * config/sh/sh.c (prepare_move_operands): Likewise.
699 (prepare_cbranch_operands): Likewise.
700 (emit_fpu_switch): Likewise.
701 (fpscr_set_from_mem): Likewise.
702 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
703 (adddi3, subsi3): Likewise.
704 (various splitters): Likewise.
705 (divsi_inv_fp_combine): Likewise.
706 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
707 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
709 * config/sh/predicates.md (xor_operand): Likewise.
710 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
711 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
712 (movdi_pic_label_ref): Likewise.
713 * config/spu/spu.c (spu_split_immediate): Likewise.
714 * config/alpha/alpha.md (various splitters): Remove test
715 !no_new_pseudos || reload_completed.
716 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
718 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
719 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
720 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
721 * config/score/score.c (th_output_mi_thunk): Likewise.
722 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
723 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
725 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
727 PR rtl-optimization/32664
728 * mode-switching.c (create_pre_exit): Skip barrier insns.
730 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
732 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
733 force_gimple_operand_bsi.
734 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
735 rewrite_use_compare): Ditto.
736 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
738 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
739 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
740 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
741 * tree-profile.c (prepare_instrumented_value,
742 tree_gen_interval_profiler, tree_gen_pow2_profiler,
743 tree_gen_one_value_profiler, tree_gen_ic_profiler,
744 tree_gen_ic_func_profiler, tree_gen_average_profiler,
745 tree_gen_ior_profiler): Ditto.
746 * tree-ssa-reassoc.c (negate_value): Ditto.
747 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
748 Use force_gimple_operand_bsi.
749 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
750 * tree-if-conv.c (add_to_dst_predicate_list,
751 find_phi_replacement_condition): Ditto.
752 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
753 Call mark_symbols_for_renaming for new statements.
754 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
756 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
758 * cfghooks.c (remove_edge): New function.
759 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
761 * cfghooks.h (remove_edge): Declare.
762 * cfg.c (remove_edge): Renamed to remove_edge_raw.
763 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
765 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
767 * optabs.h: Added declaration for signbit_optab.
768 * optabs.c: (init_optabs): Added initialization for signbit_optab.
769 * genoptinit.c (optabs): Added entry for signbit insns.
770 * builtins.c (expand_builtin_signbit): Added code to use a signbit
772 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
773 * config/s390/s390.md (signbit<mode>2): New expander.
775 2007-07-09 Richard Guenther <rguenther@suse.de>
778 * fold-const.c (fold_plusminus_mult_expr): Move constant
779 arguments second to allow decomposing.
781 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
784 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
786 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
787 Disregard DECL_FROM_INLINE.
789 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
792 * doc/invoke.texi: Add ftree-reassoc flag.
793 * common.opt (ftree-reassoc): New flag.
794 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
795 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
797 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
799 PR tree-optimization/32681
800 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
801 saved in second_edge->aux when first_bb is a loop header.
803 2007-07-09 Jan HUbicka <jh@suse.cz>
805 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
807 2007-07-09 Richard Guenther <rguenther@suse.de>
809 * c-decl.c (start_function): Do not promote return type.
811 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
813 * function.c (do_warn_unused_parameter): Do not warn if
814 TREE_NO_WARNING is set.
816 2007-07-08 Andreas Schwab <schwab@suse.de>
818 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
820 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
823 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
825 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
826 apply to assembly language, too.
827 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
829 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
831 Revert (note the sccvn portions are *not* reverted)
832 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
834 Fix PR tree-optimization/23488
836 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
838 * tree-flow-inline.h (get_value_handle): Ditto.
839 * tree-ssa-pre.c (decl_vh_map): New.
840 (decl_node_pool): New.
841 (can_value_number_operation): Support DECL_P.
842 (can_PRE_operation): Ditto.
843 (create_expression_by_pieces): Ditto.
844 (find_existing_value_expr): Modify to differnetiate between
845 addressing and top level.
846 (create_value_handle_for_expr): Handle DECL's.
847 (poolify_tree): Ditto.
848 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
849 (make_values_for_stmt): Handle DECL's properly.
850 (init_pre): Reorg to not init useless things during FRE.
852 * tree-flow.h: Include pointer-set.h.
853 (decl_vh_map): Declare.
854 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
856 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
858 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
859 the constraint description.
860 * doc/md.texi: Update documentation of AVR constraints.
862 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
864 * auto-inc-dec.c, config/arm/arm.c,
865 config/m32r/constraints.md, config/mips/mips.md,
866 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
867 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
868 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
869 typos. Follow spelling conventions.
870 * doc/invoke.texi, doc/rtl.texi: Fix typos.
872 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
873 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
875 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
876 realloc_vuse): Remove.
877 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
880 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
882 Fix PR tree-optimization/23488
884 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
885 (try_to_simplify): Ditto.
887 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
889 * tree-flow-inline.h (get_value_handle): Ditto.
890 * tree-ssa-pre.c (decl_vh_map): New.
891 (decl_node_pool): New.
892 (can_value_number_operation): Support DECL_P.
893 (can_PRE_operation): Ditto.
894 (create_expression_by_pieces): Ditto.
895 (find_existing_value_expr): Modify to differnetiate between
896 addressing and top level.
897 (create_value_handle_for_expr): Handle DECL's.
898 (poolify_tree): Ditto.
899 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
900 (make_values_for_stmt): Handle DECL's properly.
901 (init_pre): Reorg to not init useless things during FRE.
903 * tree-flow.h: Include pointer-set.h.
904 (decl_vh_map): Declare.
905 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
907 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
909 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
910 apply to assembly language, too.
911 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
913 2007-07-06 Ian Lance Taylor <iant@google.com>
914 Zack Weinberg <zackw@panix.com>
917 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
919 2007-07-06 Richard Sandiford <richard@codesourcery.com>
921 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
922 (prefetch): Likewise if "pref" would be used.
924 2007-07-06 Josh Conner <jconner@apple.com>
928 * calls.c (store_one_arg): Handle arguments which are partially
929 on the stack when detecting argument overlap.
931 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
933 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
934 chosen during find_reloads.
936 2007-07-06 Richard Guenther <rguenther@suse.de>
938 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
939 TYPE_ARG_TYPES for verification of argument types. Use
940 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
941 parameters as variable arguments.
943 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
945 * libgcc2.h (word_type): Type definition removed.
946 (cmp_return_type, shift_count_type): Type definitions added.
947 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
948 replaced with shift_count_type.
949 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
951 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
952 changed from word_type to Wtype.
953 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
954 replaced with shift_count_type.
955 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
957 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
958 and libgcc_shift_count attribute added.
959 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
960 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
961 (TARGET_INITIALIZER): New target hooks added.
962 * targhooks.c (default_libgcc_cmp_return_mode,
963 default_libgcc_shift_count_mode): Default implementations for the new
965 * targhooks.h (default_libgcc_cmp_return_mode,
966 default_libgcc_shift_count_mode): Function prototypes added.
967 * target.h (struct gcc_target): Fields for the new target hooks added.
968 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
970 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
973 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
974 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
976 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
977 s390_libgcc_shift_count_mode): Functions added.
978 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
979 Target hooks defined.
981 2007-07-06 Richard Sandiford <richard@codesourcery.com>
983 * config/mips/mips.c (compute_frame_size): Restore the original
984 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
985 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
986 Document why the difference is needed.
988 2007-07-06 Richard Guenther <rguenther@suse.de>
990 * c-common.c (boolean_increment): Use correctly typed
993 2007-07-06 Richard Sandiford <richard@codesourcery.com>
995 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
996 the topmost argument register is not also included in the save mask.
997 (mips16e_collect_argument_save_p): Take a pointer to the argument
998 register, rather than a pointer to the number of arguments.
999 (mips16e_collect_argument_saves): Only include argument saves
1000 that aren't in the register mask.
1002 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1004 PR rtl-optimization/32450
1005 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1006 to ensure that instructions are not moved into the prologue when
1007 profiling is on. Remove unused prologue_end variable.
1008 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1009 as a scheduling barrier.
1011 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1014 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1015 Disregard DECL_FROM_INLINE.
1017 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1019 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1020 IORing with a constant.
1022 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1024 PR rtl-optimization/32475
1025 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1026 for every definition of the stack pointer.
1028 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1030 * arm.c (vfp3_const_double_index): Copy signed results of
1031 REAL_VALUE_TO_INT into unsigned vars.
1033 2007-07-05 Richard Guenther <rguenther@suse.de>
1036 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1038 * tree-ssa.c (useless_type_conversion_p): Check canonical
1041 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1043 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1044 zero_extendhisi2): Change to define_insn_and_split.
1045 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1047 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1049 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1050 pass_match_asm_constraints): New.
1051 * passes.c (init_optimization_passes): Add new pass.
1052 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1053 * function.h (struct function): Add has_asm_statement bit.
1054 (current_function_has_asm_statement): New.
1055 * tree-pass.h (pass_match_asm_constraints): New.
1057 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1059 * config/mips/mips.c (mips_file_start): Avoid declaration
1062 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1064 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1066 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1068 * rtl.def (NOTE): Change print format string to print
1069 operand 5 as a note insn name.
1071 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1072 David Ung <davidu@mips.com>
1074 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1075 * doc/invoke.texi: (MIPS Options): Document them.
1077 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1078 David Ung <davidu@mips.com>
1080 Add support for SmartMIPS ASE.
1082 * optabs.c (expand_binop_directly): New, broken out from...
1083 (expand_binop): Here. Make it try rotating in the other
1084 direction even when the second operand isn't constant.
1085 * config/mips/mips.md (*lwxs): New.
1086 * config/mips/mips.opt (msmartmips): New.
1087 * config/mips/mips.c (mips_lwxs_address_p): New.
1088 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1089 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1090 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1091 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1092 (ISA_HAS_LWXS): New.
1093 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1094 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1095 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1096 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1097 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1098 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1099 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1101 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1103 * tree-vectorizer.c (new_loop_vec_info): Initialize
1104 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1105 * tree-vectorizer.h (_loop_vec_info): Added new filed
1106 min_profitable_iters.
1107 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1108 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1109 * tree-vect-analyze.c (vect_analyze_operations): Set
1110 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1111 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1112 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1113 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1114 and prologue cost to after they are computed.
1115 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1117 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1118 of creating vectors from scalars according to dt.
1119 (vect_model_store_cost): Likewise.
1120 (vectorizable_call): Use dt array instead of scalar dt. Call
1121 vect_model_simple_cost with additional argument dt.
1122 (vectorizable_assignment): Likewise.
1123 (vectorizable_operation): Likewise.
1124 (vectorizable_type_demotion): Likewise.
1125 (vectorizable_type_promotion): Likewise.
1126 (vectorizable_store): Use dt array instead of scalar dt. Call
1127 vect_model_store_cost with additional argument dt.
1128 (vect_do_peeling_for_loop_bound): Don't call
1129 vect_estimate_min_profitable_iters. Instead, lookup
1130 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1131 "may not be profitable".
1133 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1136 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1137 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1138 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1139 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1141 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1143 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1144 addressing modes cheaper.
1146 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1148 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1149 (dw_ranges_struct): Rename block_num to num. Adjust.
1150 (dw_ranges_by_label_struct): New.
1151 (ranges_by_label, ranges_by_label_allocated,
1152 ranges_by_label_in_use): New variables.
1153 (add_ranges_num): Factored most of the code out of...
1154 (add_ranges): ... this one. Rewrite in terms of the former.
1155 (add_ranges_by_labels): New.
1156 (output_ranges): Output by-label ranges.
1157 (dwarf2out_finish): Output range for multiple-section
1158 compile_unit. Output standard DW_AT_low_pc in addition to
1159 unexpected DW_AT_entry_pc.
1161 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1163 PR tree-optimization/32604
1164 PR tree-optimization/32606
1166 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1167 (compute_antic_safe): Removed.
1168 (ANTIC_SAFE_LOADS): Ditto.
1169 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1170 (execute_pre): Don't call compute_antic_safe.
1171 (vuse_equiv): New function.
1172 (make_values_for_stmt): Use it
1173 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1176 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1179 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1181 (avr_attribute_table): Make "naked" attribute apply to function types
1182 rather than to decls.
1183 (avr_handle_fntype_attribute): New function.
1185 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1187 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1190 2007-07-04 David Ung <davidu@mips.com>
1191 Joseph Myers <joseph@codesourcery.com>
1193 * config/mips/mips.md (type): Add logical, signext and move.
1194 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1195 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1196 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1197 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1198 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1199 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1200 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1201 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1202 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1203 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1204 movv2sf_hardfloat_64bit): Use the new types.
1205 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1206 *movdf_softfloat, *movdf_mips16): Use "multi".
1207 (extendqihi2): Replace with a define_expand.
1208 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1209 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1210 * config/mips/74k.md (r74k_int_logical): New reservation and
1212 (r74k_int_arith): Remove "slt".
1213 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1214 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1215 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1216 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1217 reservations for "arith".
1219 2007-07-04 Richard Guenther <rguenther@suse.de>
1221 * tree-ssa.c (useless_type_conversion_p): Add handling for
1222 scalar float and vector types. Only call the types_compatible_p
1223 langhook for aggregate types as last resort. Follow the
1226 2007-07-04 Richard Guenther <rguenther@suse.de>
1228 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1229 the same as NOP_EXPR.
1231 2007-07-04 Nick Clifton <nickc@redhat.com>
1233 * target.h (struct gcc_target): Add target_help field.
1234 * target-def.h (TARGET_HELP): New.
1235 (TARGET_INITIALIZER): Use TARGET_HELP.
1236 * opts.c (command_handle_option): Invoke target_help function, if
1237 defined, when the user has specified --target-help on the command
1239 * doc/invoke.texi: Mention that --target-help might print
1240 additional information.
1241 * doc/tm.texi: Document TARGET_HELP hook.
1243 * arm.c (TARGET_HELP): Override default definition.
1244 (arm_target_help): New - display a wrapped list of cores and
1245 architectures supported.
1247 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1249 * config/gcc/v850/v850.c (expand_prologue): Make sure
1250 GEN_INT() argument is sign extended rather than zero extended.
1251 (expand_epilogue): Likewise.
1252 (output_move_double): Delete.
1253 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1254 * config/gcc/v850/v850.md (movdi): Delete.
1255 (*movdi_internal): Delete.
1257 (*movdf_internal): Delete.
1259 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1261 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1262 unless compiling RTP PIC.
1264 2007-07-04 Richard Guenther <rguenther@suse.de>
1266 PR tree-optimization/32482
1267 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1268 original ssa name if we didn't find a shift expression.
1269 Fix shift constant for bit zero test.
1271 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1273 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1275 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1277 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1278 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1279 * config/arm/vxworks.h (ASM_SPEC): Delete.
1280 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1282 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1284 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1285 (DDR_REVERSED_P): New.
1286 * tree-data-ref.c (initialize_data_dependence_relation,
1287 build_classic_dist_vector): Set DDR_REVERSED_P.
1289 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1292 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1293 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1294 init_omega_for_ddr_1): Use non conservative number of iterations
1296 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1297 (analyze_siv_subscript): Remove FIXME and reinitialization of
1298 last_conflicts to chrec_dont_know.
1299 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1301 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1303 * tree.c (maybe_canonicalize_argtypes): Improve description.
1305 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1307 * tree.c (maybe_canonicalize_argtypes): New.
1308 (build_function_type): Set canonical type.
1309 (build_method_type_directly): Ditto.
1310 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1313 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1315 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1317 (rewrite_use_nonlinear_expr): Likewise.
1319 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1321 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1323 2007-07-04 Ben Elliston <bje@au.ibm.com>
1325 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1328 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1330 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1331 (Exception Handling): Likewise.
1333 2007-07-03 Jan Hubicka <jh@suse.cz>
1335 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1337 2007-07-03 Eric Christopher <echristo@apple.com>
1339 * doc/cppopts.texi: Add conflicting option note to -dM.
1340 * doc/invoke.texi: Add note about possible conflicts with
1341 -E for -dCHARS and note that -dM will not produce
1342 any results if there is no machine dependent reorg.
1344 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1346 * tree.h (DECL_ALIGN): Back out previous change.
1348 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1350 * configure.ac: Test for .dtprelword support on MIPS.
1351 * configure, config.in: Regenerate.
1352 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1353 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1355 2007-07-03 Julian Brown <julian@codesourcery.com>
1357 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1358 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1359 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1360 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1362 (all_fpus): Add FPUTYPE_VFP3.
1363 (fp_model_for_fpu): Add VFPv3 field.
1364 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1365 (vfp3_const_double_index): New function. Return integer index of
1366 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1368 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1369 and argument represents a valid RTX for a VFPv3 constant.
1370 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1372 (vfp_emit_fstmd): Similar, for fstmd.
1373 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1374 constants, represented as integer indices.
1375 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1376 VFP_REGNO_OK_FOR_DOUBLE macros.
1377 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1378 (arm_file_start): Set float-abi attribute for VFPv3, and output
1379 correct ".fpu" assembler directive.
1380 (arm_dbx_register_numbering): Add FIXME.
1381 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1382 (fputype): Add FPUTYPE_VFP3.
1383 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1384 (CALL_USED_REGISTERS): Likewise.
1385 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1386 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1387 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1388 (D7_VFP_REGNUM): New.
1389 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1390 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1391 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1392 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1393 (REG_ALLOC_ORDER): Adjust for VFPv3.
1394 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1395 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1396 VFP_LO_REGS, VFP_HI_REGS.
1397 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1398 (IS_VFP_CLASS): Define macro.
1399 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1401 (REGISTER_MOVE_COST): Likewise.
1402 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1403 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1404 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1405 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1406 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1407 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1408 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1409 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1410 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1411 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1412 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1413 where appropriate for single-word registers.
1414 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1415 As above. Fix type attributes.
1416 * config/arm/constraints.md (register_contraint "t"): Define.
1417 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1419 (register_constraint "x"): Define.
1420 (constraint "Dv"): Define.
1422 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1424 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1426 2007-07-03 Tom Tromey <tromey@redhat.com>
1428 * c-parser.c (objc_pq_context): Removed.
1429 (objc_need_raw_identifier): Likewise.
1430 (c_parser) <objc_pq_context>: New field.
1431 <objc_need_raw_identifier>: Likewise.
1432 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1433 (c_lex_one_token): Update.
1434 (c_parser_objc_protocol_definition): Update.
1435 (c_parser_objc_method_definition): Update.
1436 (c_parser_objc_methodproto): Update.
1437 (c_parser_declspecs): Update.
1439 2007-07-03 David Ung <davidu@mips.com>
1441 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1443 2007-07-03 David Ung <davidu@mips.com>
1444 Richard Sandiford <richard@codesourcery.com>
1446 * doc/invoke.texi: Document -march=74kf3_2.
1447 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1448 (TUNE_74K): Check for it.
1449 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1450 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1451 * config/mips/mips.md (cpu): Add 74kf3_2.
1452 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1453 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1454 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1455 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1456 74kf3_2 to the CPU list.
1457 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1458 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1459 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1460 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1461 (r74kf3_2_fxfer_from_c1): New insn reservations.
1463 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1464 David Ung <davidu@mips.com>
1466 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1467 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1468 and 74k[fx]. Document aliases for the new options.
1469 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1470 (PROCESSOR_24KF2_1): ...this.
1471 (PROCESSOR_24KX): Rename to...
1472 (PROCESSOR_24KF1_1): ...this.
1473 (PROCESSOR_74KF): Rename to...
1474 (PROCESSOR_74KF2_1): ...this.
1475 (PROCESSOR_74KX): Rename to...
1476 (PROCESSOR_74KF1_1): ...this.
1477 (TUNE_74K): Update PROCESSOR_* names.
1478 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1479 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1480 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1481 (mips_rtx_cost_data): Update processor names in comments.
1482 (mips_issue_rate): Update PROCESSOR_* names.
1483 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1484 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1485 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1486 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1487 Update cpu attribute names.
1488 (r24k_fpu_iss): Rename this reservation to...
1489 (r24kf2_1_fpu_iss): ...this and update all uses.
1490 (r24kx_fpu_iss): Rename this reservation to...
1491 (r24kf1_1_fpu_iss): ...this and update all uses.
1492 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1493 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1494 Update cpu attribute names.
1496 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1498 * config/m32r/constraints.md: New file.
1499 * config/m32r/m32r.c: Include tm-constrs.h.
1500 (small_data_operand): Use satisfies_constraint_* instead of macro.
1501 (addr24_operand, gen_compare): Likewise.
1502 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1503 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1504 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1505 EXTRA_CONSTRAINT): Likewise.
1506 * config/m32r/m32r.md: Include constraints.md.
1507 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1508 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1509 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1510 (two_insn_const_operand, int8_operand, uint16_operand,
1511 reg_or_int16_operand, reg_or_uint16_operand,
1512 reg_or_cmp_int16_operand, cmp_int16_operand,
1513 seth_add3_operand): Likewise.
1515 2007-07-03 Eric Christopher <echristo@gmail.com>
1517 * libgcc2.h: Conditionally declare __bswapsi2 and
1520 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1522 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1525 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1528 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1529 (__gthrw_pragma): Provide default definition.
1531 * gthr-posix.c (__gthrw_pragma): Define.
1533 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1535 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1536 before declaring inequality.
1538 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1540 * combine.c (recog_for_combine): Log the success or failure of
1541 matching new insn patterns against the machine description in
1544 2007-07-03 Revital Eres <eres@il.ibm.com>
1546 * ddg.c (print_sccs): New function.
1547 (check_sccs): New function.
1548 (create_ddg_all_sccs): Use it.
1549 * ddg.h (print_sccs): Declare.
1550 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1552 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1554 * targhooks.h (default_mode_for_suffix): New function declaration.
1555 * targhooks.c (default_mode_for_suffix): New default target hook.
1556 * target.h (struct c): New structure in the targetm struct.
1557 (mode_for_suffix): New target hook as part of struct c.
1558 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1559 default_mode_for_suffix.
1560 (TARGET_C): New define.
1561 * c-lex.c: Include "target.h".
1562 (interpret_float): Use targetm.c.mode_for_suffix to determine
1563 the mode for a given non-standard suffix.
1564 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1566 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1567 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1569 * doc/extend.texi (Floating Types): New node. Document __float80 and
1570 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1572 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1575 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1576 predicate instead of target_operand.
1577 (divsi3_i1_media, divsi3_media_2): Likewise.
1579 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1581 * tree.h (alias_sets_might_conflict_p): Rename into
1582 alias_sets_must_conflict_p.
1583 * alias.c (alias_sets_might_conflict_p): Likewise.
1584 (alias_sets_conflict_p): Use it.
1585 (objects_must_conflict_p): Likewise.
1586 * c-common.c (strict_aliasing_warning): Adjust.
1588 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1590 * rtlhooks.c (gen_lowpart_if_possible): Check for
1591 invalid subreg before calling gen_lowpart_SUBREG.
1593 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1595 * config/darwin9.h: Add copyright notice.
1596 (LINK_COMMAND_SPEC): Add comment.
1597 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1598 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1599 DARWIN_LIBSYSTEM_HAS_UNWIND.
1601 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1604 * omp-low.c (check_combined_parallel): New function.
1605 (lower_omp_parallel): Call it via walk_stmts, set
1606 OMP_PARALLEL_COMBINED if appropriate.
1607 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1608 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1609 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1610 don't consider it as combined parallel.
1612 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1614 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1615 (gcc_tooldir): Likewise.
1616 * configure: Regenerate.
1617 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1618 old configure.ac gcc_tooldir setting.
1619 (prefix_to_exec_prefix): New variable.
1620 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1621 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1623 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1625 Fix PR tree-optimization/32583
1626 Fix PR tree-optimization/32584
1627 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1628 (phi_translate_set): Use phi_translate directly now.
1629 (make_values_for_stmt): Don't value number RHS if we already know
1632 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1633 Jim Wilson <wilson@specifix.com>
1636 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1639 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1640 Richard Sandiford <richard@codesourcery.com>
1641 Nigel Stephens <nigel@mips.com>
1643 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1644 (mips16e_output_save_restore): Declare.
1645 (mips16e_save_restore_pattern_p): Likewise.
1646 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1647 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1648 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1649 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1650 (BITSET_P): New global macro, extracted from...
1651 (mips_for_each_saved_reg): ...here.
1652 (mips16e_save_restore_info): New struct.
1653 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1654 (mips16e_save_restore_regs): New variable.
1655 (mips_split_plus, mips16e_find_first_register): New functions.
1656 (mips16e_mask_registers): New function.
1657 (compute_frame_size): Expand the commentary before the function.
1658 Enforce the MIPS16e save and restore register range restrictions.
1659 Pad the general register save area at the low end.
1660 (mips16e_save_restore_reg, mips16e_build_save_restore)
1661 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1662 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1663 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1665 (mips_expand_prologue, mips_expand_epilogue): Handle
1666 GENERATE_MIPS16E_SAVE_RESTORE.
1667 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1669 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1671 PR tree-optimization/31966
1672 PR tree-optimization/32533
1673 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1674 "basic_block" description as its third argument. Update function
1675 calls to get destination bb from "edge" argument. Save "cond" into
1676 aux field of the edge. Update prototype for changed arguments.
1677 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1679 (find_phi_replacement_condition): Operate on incoming edges, not
1680 on predecessor blocks. If there is a condition saved in the
1681 incoming edge aux field, AND it with incoming bb predicate.
1682 Return source bb of the first edge.
1683 (clean_predicate_lists): Clean aux field of outgoing node edges.
1684 (tree_if_conversion): Do not initialize cond variable. Move
1685 variable declaration into the loop.
1686 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1687 initializations of new_stmt, arg0 and arg1 variables.
1689 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1691 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1692 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1694 2007-07-02 Richard Guenther <rguenther@suse.de>
1696 * tree-ssa.c (useless_type_conversion_p): Document
1697 future intent as defining the middle-end type system.
1698 Re-structure to call langhook last, group by type class,
1699 mark questionable parts.
1701 2007-07-02 Richard Guenther <rguenther@suse.de>
1703 * tree-flow.h (types_compatible_p): Declare.
1704 * tree-ssa.c (types_compatible_p): New function.
1705 * ipa-type-escape.c (discover_unique_type): Use
1706 types_compatible_p instead of lang_hooks.types_compatible_p.
1707 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1708 * tree-vn.c (expressions_equal_p): Likewise.
1709 * tree.c (fields_compatible_p): Likewise.
1710 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1711 (cprop_operand): Use useless_type_conversion_p instead of
1712 lang_hooks.types_compatible_p.
1713 * tree-inline.c (setup_one_parameter): Likewise.
1714 (declare_return_variable): Likewise.
1715 * tree-nrv.c (tree_nrv): Likewise.
1716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1717 (maybe_fold_offset_to_component_ref): Likewise.
1718 (maybe_fold_offset_to_reference): Likewise.
1719 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1720 (merge_alias_info): Likewise.
1721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1722 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1723 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1724 * tree-tailcall.c (find_tail_calls): Likewise.
1725 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1726 * gimplify.c (canonicalize_addr_expr): Likewise.
1727 (fold_indirect_ref_rhs): Likewise.
1728 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1729 (cpt_same_type): Likewise.
1730 (check_pointer_types_r): Swap parameters to cpt_same_type
1732 * fold-const.c (fold_convert): Revert fix for PR15988.
1733 * tree-inline.c (setup_one_parameter): Instead fix it here by
1734 using fold_build1 instead of fold_convert and checking for
1735 error_mark_node. Convert only if the conversion is necessary.
1737 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1739 * configure.ac: Check for .gnu_attribute on Power.
1740 * configure: Regenerate.
1741 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1742 attribute for floating-point ABI.
1744 2007-07-02 Ira Rosen <irar@il.ibm.com>
1746 PR tree-optimization/32230
1747 PR tree-optimization/32477
1748 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1749 address is a constant.
1751 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1753 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1754 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1755 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1756 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1757 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1758 64-bit targets. Add support for *-elfoabi*.
1759 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1760 different settings if $(tm_defines) does not select the EABI.
1761 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1762 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1763 (MIPS_ARCH_OPTION_SPEC): Likewise.
1764 (MIPS_ISA_LEVEL_SPEC): Likewise.
1765 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1766 * config/mips/elfoabi.h: New file.
1768 2007-07-02 Richard Guenther <rguenther@suse.de>
1770 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1771 (useless_type_conversion_p): ... this.
1772 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1773 (useless_type_conversion_p): ... this.
1774 * builtins.c (fold_builtin_memory_op): Rename
1775 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1776 * tree-cfg.c (verify_expr): Likewise.
1777 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1778 * tree-ssa-ccp.c (ccp_fold): Likewise.
1779 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1780 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1781 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1782 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1783 * tree-ssa-pre.c (eliminate): Likewise.
1784 * tree-ssa.c (delete_tree_ssa): Likewise.
1785 (tree_ssa_useless_type_conversion): Likewise.
1786 * tree.c (build2_stat): Likewise.
1788 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1790 Fix PR tree-optimization/32571
1791 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1794 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1796 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1797 and other expected operations explicitly, change default to
1800 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1802 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1804 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1805 (tls_load_dot_plus_eight): Move the label number into the unspec.
1806 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1808 2007-07-01 Andreas Schwab <schwab@suse.de>
1810 * dwarf2out.c (initial_return_save): Define only if used.
1812 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1814 Unreverting Richard's Revert of:
1816 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1818 * dce.c (deletable_insn_p_1): New function, split out from...
1819 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1820 specially, not those inside PARALLELs. Remove BODY argument
1821 and adjust recursive call accordingly.
1822 (prescan_insns_for_dce): Update call to delete_insn_p.
1824 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1825 Revital Eres <eres@il.ibm.com>
1827 * ddg.c (create_ddg_all_sccs): Fix missed
1828 initialization of scc_nodes.
1830 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1833 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1834 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1836 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1838 * configure.ac: Check for .gnu_attribute on MIPS.
1839 * configure, config.in: Regenerate.
1840 * config/mips/mips.c (mips_file_start): If supported, output
1841 attribute for floating-point ABI.
1843 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1847 (ffs_cmove): New expander to expand using ctz pattern.
1848 (*ffs_cmove): Remove pattern.
1849 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1850 (ffsdi2): Expand using ctz pattern.
1851 (*ffs_rex64): Remove pattern.
1853 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1855 PR rtl-optimization/32296
1856 * pa.md (return): Delete pattern.
1857 (return_internal): Remove "(const_int 1)" from pattern.
1858 (epilogue): Use return_internal pattern for trivial returns.
1859 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1860 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1862 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1864 * tree-ssa-pre.c (is_exception_related): New function
1865 (can_value_number_operation): Use it.
1867 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1869 Fix PR tree-optimization/32540
1870 Fix PR tree-optimization/31651
1872 * tree-ssa-sccvn.c: New file.
1874 * tree-ssa-sccvn.h: Ditto.
1876 * tree-vn.c: Include tree-ssa-sccvn.h
1877 (val_expr_paid_d): Removed.
1878 (value_table): Ditto.
1879 (vn_compute): Ditto.
1880 (val_expr_pair_hash): Ditto.
1881 (val_expr_pair_expr_eq): Ditto.
1882 (copy_vuses_from_stmt): Ditto.
1885 (shared_vuses_from_stmt): Ditto.
1886 (print_creation_to_file): Moved up.
1887 (sort_vuses): Ditto.
1888 (sort_vuses_heap): Ditto.
1889 (set_value_handle): Make non-static.
1890 (make_value_handle): Ditto.
1891 (vn_add): Rewritten to use sccvn lookups.
1892 (vn_add_with_vuses): Ditto.
1893 (vn_lookup): Ditto (and second argument removed).
1894 (vn_lookup_with_vuses): Ditto.
1895 (vn_lookup_or_add): Ditto (and second argument removed);
1896 (vn_lookup_or_add_with_vuses): Ditto.
1897 (vn_lookup_with_stmt): New.
1898 (vn_lookup_or_add_with_stmt): Ditto.
1899 (create_value_handle_for_expr): Ditto.
1901 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1902 (seen_during_translate): New function.
1903 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1904 (phi_trans_add): Ditto.
1905 (constant_expr_p): FIELD_DECL is always constant.
1906 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1907 Use constant_expr_p.
1908 Avoid infinite recursion on mutually valued expressions.
1909 Change callers of vn_lookup_or_add.
1910 (phi_translate): New function.
1911 (compute_antic_safe): Allow phi nodes.
1912 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1913 (find_or_generate_expression): Rewrite slightly.
1914 (create_expression_by_pieces): Updated for vn_lookup_or_add
1916 Update VN_INFO for new names.
1917 (insert_into_preds_of_block): Update for new names.
1918 (add_to_exp_gen): New function.
1919 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1920 (find_existing_value_expr): Rewrite to changed vn_lookup.
1921 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1922 (try_look_through_load): Removed.
1923 (try_combine_conversion): Ditto.
1924 (get_sccvn_value): New function.
1925 (make_values_for_phi): Ditto.
1926 (make_values_for_stmt): Ditto.
1927 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1929 (init_pre): Update for SCCVN changes.
1931 (execute_pre): Ditto.
1933 * tree-flow.h (make_value_handle): Declare.
1934 (set_value_handle): Ditto.
1935 (sort_vuses_heap): Ditto.
1936 (vn_lookup_or_add_with_stmt): Ditto.
1937 (vn_lookup_with_stmt): Ditto.
1938 (vn_compute): Remove.
1941 (vn_lookup): Update arguments.
1943 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1945 (tree-ssa-sccvn.o): New.
1946 (OBJS-common): Add tree-ssa-sccvn.o
1948 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1951 * c-typeck.c (build_external_ref): Don't mark as used if called
1953 * calls.c (rtx_for_function_call): Likewise.
1955 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1959 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1961 * dce.c (deletable_insn_p_1): New function, split out from...
1962 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1963 specially, not those inside PARALLELs. Remove BODY argument
1964 and adjust recursive call accordingly.
1965 (prescan_insns_for_dce): Update call to delete_insn_p.
1967 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1969 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1970 (try_combine): Move potential calls to undo_all() so they happen
1971 before we commit to using the combined insns.
1973 2006-06-30 Jan Hubicka <jh@suse.cz>
1975 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1978 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1980 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1981 (cgraph_remove_unreachable_nodes): Likewise.
1982 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1983 * ipa-inline.c (update_caller_keys): Cast according to the coding
1985 (cgraph_decide_recursive_inlining): Likewise.
1986 (cgraph_decide_inlining_of_small_function): Likewise.
1987 (try_inline): Likewise.
1988 (cgraph_decide_inlining_incrementally): Likewise.
1989 * ipa-pure-const.c (get_function_state): Likewise.
1990 (scan_function): Likewise.
1991 (analyze_function): Likewise.
1992 (static_execute): Likewise.
1993 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1994 (merge_callee_local_info): Likewise.
1995 (analyze_function): Use type safe memory macros.
1996 (static_execute): Likewise. Cast according to the coding conventions.
1997 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1999 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2001 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2002 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2005 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2008 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2009 for complex modes (both int and real).
2011 2007-06-29 Jan Hubicka <jh@suse.cz>
2013 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2015 2007-06-29 Jan Hubicka <jh@suse.cz>
2018 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2021 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2024 * config/avr/avr.c: Include dataflow header file.
2025 (expand_prologue): Adjust for prologue insn change.
2026 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2029 2007-06-29 Richard Guenther <rguenther@suse.de>
2032 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2033 during type verification.
2035 2007-06-29 Jan Hubicka <jh@suse.cz>
2037 * recog.c (validate_change_rtx_1): Unshare TO argument.
2039 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2041 PR tree-optimization/24659
2042 * tree-vect-transform.c (vectorizable_call): Handle
2043 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2045 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2046 * config/i386/i386.c (enum ix86_builtins)
2047 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2048 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2050 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2051 const using def_builtin_const.
2052 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2053 input operands in the same modes as the result.
2054 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2056 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2058 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2059 (df_set_dead_notes_for_mw): Likewise.
2061 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2063 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2065 2007-06-28 DJ Delorie <dj@redhat.com>
2067 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2069 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2071 * doc/invoke.texi (C++ Dialect Options): Document
2072 fvisibility-ms-compat.
2073 * c.opt (fvisibility-ms-compat): New.
2075 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2078 * tree-affine.c (aff_combination_add_elt): Handle
2079 pointer addition specially.
2081 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2083 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2084 decl is non-external for AIX ABI.
2086 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2088 * config/rs6000/predicates.md (current_file_function_operand):
2089 Ensure the symbol is non-external for AIX ABI.
2091 2007-06-28 Nick Clifton <nickc@redhat.com>
2093 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2094 (fdce, fdse, fpredictive-commoning): Likewise.
2096 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2099 * gcc.c (process_command): Recognize the new -static-libgfortran
2102 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2105 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2106 Use a call clobbered hard reg instead of a pseudo reg.
2108 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2110 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2112 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2115 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2116 REG_LIBCALL and REG_RETVAL notes.
2117 (divsi3, mulsi3): Likewise.
2118 (mulhisi3): Likewise. Use emit_libcall_block.
2119 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2121 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2123 PR rtl-optimization/32481
2124 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2126 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2128 * dce.c (deletable_insn_p_1): New function, split out from...
2129 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2130 specially, not those inside PARALLELs. Remove BODY argument
2131 and adjust recursive call accordingly.
2132 (prescan_insns_for_dce): Update call to delete_insn_p.
2134 2007-06-27 Richard Guenther <rguenther@suse.de>
2137 * tree.h (fold_convertible_p): Declare.
2138 * fold-const.c (fold_convertible_p): New function.
2139 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2140 instead of lang_hooks.types_compatible_p.
2142 2007-06-26 Jan Hubicka <jh@suse.cz>
2144 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2145 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2146 early use validate_unshare_change.
2147 (reload_combine): Likewise.
2148 * recog.c (change_t): New field unshare.
2149 (validate_change_1): Rename from validate_change; add argument unshare.
2150 (validate_change): Turn into wrapper of validate_change_1; update
2151 prototype for bools.
2152 (validate_unshare_change): New.
2153 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2154 calls of df_insn_rescan.
2155 * recog.h (validate_change): Replace ints by bools.
2156 (validate_unshare_change): Declare.
2158 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2160 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2162 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2164 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2166 2007-06-25 Jan Hubicka <jh@suse.cz>
2168 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2170 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2171 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2172 places other call site specific checks are performed.
2174 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2177 * tree-vect-transform.c (vectorizable_operation): Convert
2178 POINTER_PLUS_EXPR over to PLUS_EXPR.
2180 2007-06-25 Chao-ying Fu <fu@mips.com>
2182 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2183 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2184 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2185 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2187 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2188 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2189 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2190 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2191 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2192 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2193 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2194 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2195 ALL_FIXED_POINT_MODE_P): New define.
2196 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2198 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2200 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2201 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2202 MODE_VECTOR_UACCUM): New mode classes.
2204 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2205 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2206 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2209 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2210 (blank_mode): Initialize ibit and fbit.
2211 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2212 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2214 (new_adjust): Change required_class to required_class_from and
2215 required_class_to for testing within a range.
2216 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2217 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2219 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2220 (make_fixed_point_mode): New.
2221 (_ADD_ADJUST): Change C to C1 and C2.
2222 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2223 use a range for machine classes.
2224 (ADJUST_IBIT, ADJUST_FBIT): New.
2225 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2227 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2228 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2229 Emit adjustment for ibit and fbit.
2230 (emit_mode_ibit, emit_mode_fbit): New.
2231 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2233 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2235 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2236 as the source of the set.
2238 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2240 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2241 FP_REGNO_P): Use IN_RANGE.
2242 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2243 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2244 (DATA_REG_P): Use DATA_REGNO_P.
2245 (FP_REG_P): Use FP_REGNO_P.
2246 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2247 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2248 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2250 2007-06-24 Jan Hubicka <jh@suse.cz>
2253 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2255 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2258 * fold-const.c (fold_binary): Strip nops of operand 0
2259 of BIT_NOT_EXPR before calling operand_equal_p.
2260 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2261 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2263 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2265 * doc/extend.texi: Document that dllimport and dllexport imply
2267 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2268 imported or exported declaration, including type declarations.
2269 * c-common.c (handle_visibility_attribute): Check for conflicts
2270 with dllimport/dllexport.
2271 (c_determine_visibility): Handle dllimport/dllexport as an
2272 explicit visibility atttribute.
2274 2007-06-23 Richard Guenther <rguenther@suse.de>
2276 PR tree-optimization/16876
2278 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2280 * tree-inline.c (initialize_inlined_parameters): Do not call
2281 lang_hooks.tree_inlining.convert_parm_for_inlining.
2282 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2283 reason for mismatched types.
2284 * gimplify.c (gimplify_call_expr): Verify the call expression
2285 arguments match the called function type signature. Otherwise
2286 mark the call expression to be not considered for inlining
2287 using CALL_CANNOT_INLINE_P flag.
2288 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2289 edges call expression.
2290 (cgraph_decide_inlining_of_small_function): Likewise.
2291 (cgraph_decide_inlining): Likewise.
2292 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2294 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2295 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2296 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2298 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2299 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2301 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2302 convert_parm_for_inlining member.
2304 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2307 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2308 Remove optimization for GT.
2310 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2313 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2315 (prescan_insns_for_dce): Add extra parameter.
2317 2007-06-23 Jan Hubicka <jh@suse.cz>
2320 * gimplify.c (mark_addressable): New function.
2321 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2323 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2326 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2328 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2332 moves between MMX/SSE registers to at least 8 units to prevent
2333 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2335 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2337 * config/i386/i386.c (override_options): Correct x86_sahf
2340 2007-06-21 David Daney <ddaney@avtrex.com>
2343 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2344 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2345 (exception_receiver): Renamed to ...
2346 (nonlocal_goto_receiver): ... this.
2348 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2350 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2351 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2352 partial register accesses.
2354 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2356 * fold-const.c (debug_fold_checksum): Move it under
2357 ENABLE_FOLD_CHECKING.
2359 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2362 * tree.h (debug_fold_checksum): Declared.
2363 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2364 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2365 build_fold_addr_expr_with_type_1.
2366 (fold_addr_expr, debug_fold_checksum): New.
2367 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2368 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2371 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2373 PR tree-optimization/19590
2374 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2375 of scev is a constant.
2376 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2378 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2380 * df-problems.c (df_note_bb_compute): Made computation of live
2381 info consistent with df_lr.
2383 2007-06-21 Richard Guenther <rguenther@suse.de>
2385 PR tree-optimization/32453
2386 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2387 for pointer anti-range.
2389 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2391 * config/i386/i386.c (processor_target_table): Increase maximum
2392 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2395 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2396 byte alignment if > 8 byte alignment is preferred.
2397 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2399 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2401 PR tree-optimization/31866
2402 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2403 if ASM_EXPR's input is not a SSA_NAME.
2406 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2407 but decl is a global var, instead return decl.
2408 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2409 even for is_global_var decls, if they are private in some outer
2412 2007-06-21 Richard Guenther <rguenther@suse.de>
2414 PR tree-optimization/32451
2415 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2417 2007-06-21 Christian Bruel <christian.bruel@st.com>
2419 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2420 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2421 (push_regs): Changed saving order or banked registers.
2422 (sh_expand_epilogue): Likewise.
2423 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2424 (FIRST_BANKED_REG): Likewise.
2425 (LAST_BANKED_REG): Likewise.
2426 * config/sh/sh.md (banked) New attribute.
2427 (in_delay_slot): Check banked attribute.
2429 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2431 PR tree-optimization/32075
2432 * tree-data-ref.c (subscript_dependence_tester_1,
2433 analyze_miv_subscript, analyze_overlapping_iterations,
2434 add_distance_for_zero_overlaps, build_classic_dist_vector,
2435 subscript_dependence_tester_1, analyze_overlapping_iterations,
2436 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2437 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2438 to evolution_function_is_affine_multivariate_p.
2440 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2442 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2444 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2447 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2449 * config/m32c/prologue.md (epilogue_exitd_16): New.
2450 (epilogue_reit_16): New.
2451 (epilogue_exitd): Rename to epilogue_exitd_24.
2452 (epilogue_reit): Rename to epilogue_reit_24.
2454 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2455 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2457 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2459 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2460 if dbg_cnt (sched_insn) reaches the limit.
2461 (choose_ready): New parameter INSN_PTR and new return value.
2462 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2463 the new return value from choose_ready.
2464 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2465 (rest_of_handle_global_alloc): New global_alloc_at_func.
2467 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2469 PR tree-optimization/25737
2470 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2471 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2472 * tree-flow.h (struct fieldoff): Add new field alias_set.
2473 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2474 argument addressable_type. Set alias_set of fieldoff.
2475 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2476 (create_overlap_variables_for): Pass alias_set from fieldoff to
2478 * alias.c (get_alias_set): Use alias_set from SFT if set.
2480 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2482 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2483 of a variable as an unsigned HOST_WIDE_INT integer.
2485 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2487 PR rtl-optimization/32405
2488 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2490 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2492 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2495 * builtins.c: Include diagnostic.h.
2496 (expand_builtin_expect): Make gcc_assert more permissive.
2497 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2500 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2504 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2505 if ACCUMULATE_OUTGOING_ARGS.
2507 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2509 * config/m68hc11/m68hc11.c: Include dataflow header file.
2510 (m68hc11_reorg): Port to dataflow.
2512 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2514 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2515 (struct df_problem.free_blocks_on_set_blocks): New field.
2516 (struct dataflow.optional_p): New field.
2517 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2518 (df_live_set_all_dirty): New function.
2519 * df-scan.c (df_scan_alloc): Initialize optional_p.
2520 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2521 * df-core.c (df_set_blocks): Removed use of
2522 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2523 df_problem.free_blocks_on_set_blocks to determine which blocks are
2525 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2526 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2527 uses dataflow.optional_p to determine if problem should be
2529 (rest_of_handle_df_initialize): Only start live problem if
2531 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2532 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2533 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2534 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2535 problem_NOTE): Initialize free_blocks_on_set_blocks.
2536 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2538 (df_live_set_all_dirty, df_note_alloc): New function.
2539 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2541 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2542 * postreload.c (reload_combine): Ditto.
2543 * cse.c (cse_extended_basic_block): Ditto.
2544 * regmove.c (mark_flags_life_zones): Ditto.
2545 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2546 erase_matching_seqs): Ditto.
2547 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2548 * integrate (allocate_initial_values): Ditto.
2549 * combine.c (reg_dead_at_p): Ditto.
2550 * resource.c (mark_target_live_regs): Ditto.
2551 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2552 * config/sh/sh.c (find_r0_life_regions): Ditto.
2553 * global.c (rest_of_handle_global_alloc): Only add back df_live
2555 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2557 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2559 (if_convert): Make sure df_live is there at -O == 1.
2560 (pass_if_after_combine): Cleanup flags.
2561 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2562 is there at -O == 1.
2564 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2566 * config/arm/arm.c (arm_get_frame_offsets): Set
2567 offsets->locals_base to avoid negative stack size.
2568 (thumb1_expand_prologue): Assert on negative stack size.
2570 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2572 PR tree-optimization/32367
2573 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2574 of the chrec has no evolution in that loop.
2575 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2577 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2579 * config/xtensa/xtensa.c: Include "df.h".
2580 (xtensa_builtin_saveregs): Use adjust_address instead of
2582 (xtensa_va_start): Invoke make_tree with sizetype for
2583 expand_builtin_saveregs and then convert the result to a pointer.
2584 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2585 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2586 Subtract argument size from index value as integers and then use
2587 POINTER_PLUS_EXPR to add the result to the array address.
2589 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2592 * config/m32c/m32c.c: Include dataflow header file.
2593 (m32c_emit_prologue): Adjust for prologue insn change.
2594 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2595 once inside a PARALLEL. Assume frame size passed in operand 0
2596 includes space to save the fb register.
2597 (prologue_enter_24): Likewise.
2598 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2600 2007-06-19 David Daney <ddaney@avtrex.com
2603 * config/mips/mips.md (cprestore): Mark $gp as used.
2605 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2608 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2609 (frv_ifcvt_modify_insn): Likewise.
2611 2007-06-19 Richard Guenther <rguenther@suse.de>
2613 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2614 only handle positive offsets that fit in a HOST_WIDE_INT.
2616 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2618 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2619 result of rsqrt insn for zero input argument to avoid NaN.
2621 2007-06-19 Richard Guenther <rguenther@suse.de>
2624 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2626 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2628 PR tree-optimization/32353
2629 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2631 2007-06-19 Nick Clifton <nickc@redhat.com>
2633 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2635 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2639 * config/i386/i386.c (assign_386_stack_local): Assert that
2640 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2641 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2642 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2643 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2645 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2647 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2649 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2651 PR rtl-optimization/32321
2652 * gcse.c (replace_store_insn): Update the note before
2653 calling emit_insn_after.
2655 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2658 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2660 * df-problems.c (df_note_bb_compute): Fix dumping info.
2662 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2664 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2665 insn with emit_jump_insn.
2667 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2669 PR tree-optimization/32383
2670 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2671 * targhooks.h (default_builtin_reciprocal): Update prototype.
2672 * target.h (struct gcc_target): Update builtin_reciprocal.
2673 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2674 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2675 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2676 when fndecl is in BUILT_IN_MD class.
2677 (execute_convert_to_rsqrt): Ditto.
2679 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2680 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2681 Convert BUILT_IN_SQRTF code only when md_fn is false.
2683 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2685 * bt-load.c (move_btr_def): Fix the order of arguments
2686 to validate_replace_rtx.
2688 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2690 * config/m68k/m68k-devices.def: Add 54450..54455.
2692 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2694 PR rtl-optimization/32366
2695 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2696 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2699 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2702 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2703 this is true, rescan insn being modified.
2704 (sms_schedule): Added rescan parameter.
2705 (rest_of_handle_sms): Moved freeing of dominance info to before
2706 getting out of cfg_layout.
2708 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2710 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2711 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2714 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2715 FL_CF_EMAC from the entry for isac.
2717 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2718 (const_sibcall_operand): New.
2719 (sibcall_operand): Use it.
2720 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2721 (m68k_isas): ISAC does not imply FPU or EMAC.
2722 (override_options): Add ISA_C logic for symbolic jump & call.
2724 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2726 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2727 return mode from the builtin itself.
2728 (sparc_fold_builtin): Fix cast of zero constant.
2730 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2732 * targhooks.c (default_builtin_reciprocal): New default target hook.
2733 * targhooks.h (default_builtin_reciprocal): Add prototype.
2734 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2735 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2736 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2737 default_builtin_reciprocal.
2739 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2742 * hooks.c (hook_tree_tree_bool_null): New hook.
2743 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2744 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2745 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2746 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2747 and convert it to reciprocal a*rfunc(b).
2748 (execute_convert_to_rsqrt): New function.
2749 (gate_convert_to_rsqrt): New function.
2750 (pass_convert_to_rsqrt): New pass definition.
2751 * target.h (struct gcc_target): Add builtin_reciprocal.
2752 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2753 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2754 TARGET_BUILTIN_RECIPROCAL.
2755 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2757 * config/i386/i386.h (TARGET_RECIP): New define.
2758 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2759 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2760 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2761 and not optimizing for size.
2762 (*rcpsf2_sse): New insn pattern.
2763 (*rsqrtsf2_sse): Ditto.
2764 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2765 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2766 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2767 and not optimizing for size.
2768 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2769 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2770 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2771 and not optimizing for size.
2772 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2773 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2774 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2775 and not optimizing for size.
2776 (*sse_rsqrtv4sf2): Do not export.
2778 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2779 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2780 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2781 and not optimizing for size.
2783 * config/i386/i386.opt (mrecip): New option.
2784 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2785 (ix86_emit_swsqrtsf): Ditto.
2786 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2787 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2789 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2790 ix86_expand_unop1_builtin.
2791 (ix86_emit_swdivsf): New function.
2792 (ix86_emit_swsqrtsf): Ditto.
2793 (ix86_builtin_reciprocal): New function.
2794 (TARGET_BUILTIN_RECIPROCAL): Use it.
2795 (ix86_vectorize_builtin_conversion): Rename from
2796 ix86_builtin_conversion.
2797 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2798 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2799 "i386 and x86_64 Options" section.
2800 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2802 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2803 Zdenek Dvorak <dvorakz@suse.cz>
2804 Richard Guenther <rguenther@suse.de>
2805 Kaz Kojima <kkojima@gcc.gnu.org>
2807 * tree-vrp.c (compare_values_warnv): Convert val2 to
2809 (extract_range_from_assert): Create
2810 POINTER_PLUS_EXPR for pointer types.
2811 (extract_range_from_binary_expr): Handle
2812 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2814 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2815 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2816 POINTER_PLUS_EXPR as PLUS_EXPR.
2817 (number_of_iterations_lt_to_ne):
2818 For pointer types, use sizetype when
2819 creating MINUS_EXPR/PLUS_EXPRs.
2820 (assert_loop_rolls_lt): For pointer types, use sizetype when
2821 creating MINUS_EXPR/PLUS_EXPRs.
2822 (number_of_iterations_le): Likewise.
2823 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2824 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2825 like PLUS_EXPR and MINUS_EXPR.
2826 * tree-pretty-print.c (dump_generic_node): Handle
2828 (op_prio): Likewise.
2829 (op_symbol_1): Likewise.
2830 * optabs.c (optab_for_tree_code): Likewise.
2831 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2833 * tree-tailcall.c (process_assignment): Mention
2834 POINTER_PLUS_EXPR in a TODO comment.
2835 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2836 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2837 not used with a pointer and an integer type.
2838 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2839 increment using chrec_convert_rhs instead of chrec_convert.
2840 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2841 PLUS_EXPR except for the right hand side's type will be
2843 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2844 (fold_used_pointer_cast): Kill.
2845 (pointer_offset_p): Kill.
2846 (fold_used_pointer): Kill.
2847 (pointer_used_p): Kill.
2848 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2849 call fold_used_pointer.
2850 (instantiate_parameters_1): Convert the increment
2851 using chrec_convert_rhs instead of chrec_convert.
2852 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2853 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2854 instead of PLUS_EXPR.
2855 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2856 PLUS_EXPR for pointers.
2857 (std_gimplify_va_arg_expr): Likewise.
2858 (fold_builtin_memory_op): Likewise.
2859 (fold_builtin_strstr): Likewise.
2860 (fold_builtin_strchr): Likewise.
2861 (fold_builtin_strrchr): Likewise.
2862 (fold_builtin_strpbrk): Likewise.
2863 (expand_builtin_memory_chk): Likewise.
2864 (fold_builtin_memory_chk): Likewise.
2865 (std_expand_builtin_va_start): Use
2866 sizetype for the call to make_tree and then convert
2867 to the pointer type.
2868 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2869 instead of PLUS_EXPR for adding to a pointer.
2870 (std_gimplify_va_arg_expr): Use fold_build2 for
2871 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2872 the operands to sizetype first and then cast the BIT_AND_EXPR
2873 back to the pointer type.
2874 * fold-const.c (build_range_check): Handle pointer types
2876 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2877 of PLUS_EXPR's. Make sure the offset is converted to
2879 (try_move_mult_to_index): Strip the NOPs from the offset.
2880 Remove code argument and replace all uses with PLUS_EXPR.
2881 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2882 specially. Don't use a pointer type for MINUS_EXPR.
2883 (fold_unary): Handle for (T1)(X op Y),
2884 only p+ as that is the only as that can be handled for
2885 binary operators now.
2886 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2888 <case PLUS_EXPR>: Add folding of PTR+INT into
2890 Don't call try_move_mult_to_index.
2891 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2892 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2893 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2894 Don't call try_move_mult_to_index.
2895 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2896 (tree_expr_nonzero_p): Likewise.
2897 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2898 of PLUS_EXPR for the complex expression folding.
2899 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2900 first chrec is a pointer type, then the second should
2901 be sizetype and not the first's type.
2902 For POINTER_PLUS_EXPR, use a different right hand side type.
2903 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2904 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2905 different right hand side type.
2906 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2907 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2908 instead of PLUS_EXPR.
2909 When either operand is zero, convert the other operand.
2910 (chrec_apply): Use chrec_convert_rhs
2911 on the argument x instead of chrec_convert.
2912 (reset_evolution_in_loop): For pointer types, the new_evol
2914 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2915 different right hand side type.
2916 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2917 (chrec_convert_rhs): New function.
2918 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2919 different right hand side type.
2920 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2921 * tree-chrec.h (chrec_convert_rhs): New prototype.
2922 (build_polynomial_chrec): For pointer types, the right hand
2923 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2924 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2925 Remove subtraction case as it is always addition now.
2926 Make sure the offset is converted to sizetype.
2927 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2928 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2929 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2930 PLUS_EXPR in pointer type.
2931 Handle POINTER_PLUS_EXPR.
2932 (tree_to_aff_combination): Likewise.
2933 (force_expr_to_var_cost): Likewise.
2934 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2935 instead of PLUS_EXPR for pointers.
2936 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2937 instead of PLUS_EXPR of pointer types.
2938 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2940 (check_va_list_escapes): Likewise.
2941 (check_all_va_list_escapes): Likewise.
2942 * dwarf2out.c (loc_descriptor_from_tree_1):
2943 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2944 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2945 (string_constant): Likewise.
2946 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2947 the offset to the base, use POINTER_PLUS_EXPR.
2948 (add_to_parts): Convert the index to sizetype.
2949 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2950 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2951 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2952 Offset only holds something for PLUS_EXPR.
2953 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2955 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2957 (analyze_accesses_for_modify_stmt): Likewise.
2958 Remove comment about the type being integral type as it is
2960 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2962 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2964 Correct the type which the artimentic is done in (is now
2967 * tree-data-ref.c (split_constant_offset): Handle
2969 * tree-affine.c (tree_to_aff_combination): Likewise.
2970 * c-typeck.c (build_unary_op): For pointers create the increment
2971 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2973 * gimplify.c (gimplify_self_mod_expr): Create a
2974 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2975 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2976 * tree.def (POINTER_PLUS_EXPR): New tree code.
2977 * tree-predcom.c (ref_at_iteration): If we have a pointer
2978 type do the multiplication in sizetype.
2979 * tree-mudflap.c (mf_xform_derefs_1): Create a
2980 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2981 * tree-ssa-forwprop.c
2982 (forward_propagate_addr_into_variable_array_index):
2983 Don't expect there to be a cast for the index as that
2984 does not exist anymore.
2985 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2986 instead of PLUS_EXPR.
2987 Don't check for the first operand of the POINTER_PLUS_EXPR
2988 was the index as it cannot be.
2989 Call forward_propagate_addr_into_variable_array_index with
2990 the SSA_NAME instead of the statement.
2991 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2992 (compare_constant): Likewise.
2993 (copy_constant): Likewise.
2994 (compute_reloc_for_constant): Likewise.
2995 (output_addressed_constants): Likewise.
2996 (initializer_constant_valid_p): Likewise.
2997 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2998 Convert the MIN/MAX of the inner type to the outer
2999 type before comparing them.
3000 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3001 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3002 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3003 of PLUS_EXPR for pointers.
3004 * tree-inline.c (estimate_num_insns_1): Handle
3006 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3007 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3008 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3009 instead of PLUS_EXPR for the pointer increment statement.
3010 (vect_update_ivs_after_vectorizer): For pointer types, create
3011 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3012 MULT_EXPR in sizetype.
3013 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3015 * tree-object-size.c (plus_expr_object_size): Handle
3016 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3017 code which is trying to figure out which side is a pointer and
3019 (check_for_plus_in_loops_1): Likewise.
3020 (check_for_plus_in_loops): Likewise.
3021 * c-common.c (pointer_int_sum): Create a
3022 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3023 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3024 only POINTER_PLUS_EXPR. Removing all the extra
3025 code which is trying to figure out which side is a pointer and
3027 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3028 PLUS_EXPR and MINUS_EXPR.
3029 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3031 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3032 with make_tree, instead of a pointer type.
3033 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3034 for pointers instead of PLUS_EXPR.
3035 (s390_gimplify_va_arg): Likewise.
3036 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3037 instead of PLUS_EXPR when doing addition on pointer
3038 types. Use sizetype for the second operand.
3039 (spu_gimplify_va_arg_expr): Likewise.
3040 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3041 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3042 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3043 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3044 for the pointer addition and also use size_int/sizetype
3046 (ix86_gimplify_va_arg): Likewise.
3047 Perform BIT_AND_EXPR on sizetype arguments.
3048 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3049 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3050 for the pointer additions and also use size_int for the offsets.
3051 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3052 additions and also use size_int for the offsets. Perform
3053 BIT_AND_EXPR on sizetype arguments.
3054 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3055 POINTER_PLUS_EXPR for pointers and create the
3056 BIT_AND_EXPR in sizetype.
3057 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3058 instead of PLUS_EXPR for pointer addition.
3059 (rs6000_va_start): Likewise.
3060 Also use sizetype for the offset.
3061 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3062 as PLUS_EXPR/MINUS_EXPR.
3063 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3064 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3065 Don't use BIT_AND_EXPR on a pointer type, convert the
3066 expression to sizetype first.
3067 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3069 (mips_gimplify_va_arg_expr): Likewise.
3070 Don't create BIT_AND_EXPR in a pointer type.
3072 2007-06-15 Eric Christopher <echristo@apple.com>
3074 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3075 (x86_64-*-darwin*): Ditto.
3076 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3079 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3081 * doc/extend.texi: Document behavior of __attribute__((aligned))
3084 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3086 * rtlanal.c (note_stores): Improve documentation.
3088 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3090 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3091 LOCAL_LABEL_PREFIX): Delete.
3092 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3093 (bfin_internal_label): Delete.
3095 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3097 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3098 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3099 otherwise define to LIBGCC2_TF_CEXT.
3100 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3101 (LIBGCC_TF_CEXT): Ditto.
3104 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3106 PR rtl-optimization/32339
3107 * df-scan.c (df_uses_record): Don't modify flags but just add to
3108 it for df_ref_record.
3110 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3112 * tree-mudflap.c: Fix whitespace issues.
3114 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3116 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3118 2007-06-14 Eric Christopher <echristo@apple.com>
3120 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3121 (movv4sf): Use gcc_unreachable instead of abort.
3123 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3126 * config/i386/sfp-machine.h (CMPtype): New define.
3127 (mach stubs): Use CMPtype instead of int as a return type.
3129 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3131 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3132 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3133 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3134 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3135 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3136 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3137 config/soft-fp/soft-fp.h: Update from glibc CVS.
3139 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3141 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3143 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3146 * config/v850/v850.c: Include dataflow header file.
3147 (substitute_ep_register): Fix typo.
3149 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3151 * configure.ac: Fix earlier checkin.
3152 * configure: Regenerated.
3154 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3156 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3157 * aclocal.m4: Regenerate.
3158 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3159 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3160 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3161 * configure: Regenerate.
3162 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3164 * Makefile.in (quickstrap): Build libgcc too.
3166 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3168 * configure.ac: Add --enable-checking=df. Explicitly mention that
3169 the variables are initialized as for "release".
3170 * df-core.c: Use it.
3171 * configure: Regenerate.
3172 * config.in: Regenerate.
3174 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3176 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3177 validate_replace_rtx instead of replace_rtx.
3178 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3180 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3182 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3183 (DWARF2_UNWIND_INFO): Override default if configured with
3185 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3186 (ENDFILE_SPEC): Add crtend.o.
3187 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3188 (ENDFILE_SPEC): Add crtend.o.
3189 (TARGET_USE_JCR_SECTION): Define.
3190 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3192 * config/i386/cygming-crtbegin.c: New file.
3193 * config/i386/cygming-crtend.c: New file.
3195 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3197 * config/i386/w32-unwind.h: New file.
3199 2007-06-13 Eric Christopher <echristo@apple.com>
3201 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3202 the user set a value below STACK_BOUNDARY.
3204 2007-06-13 Thiemo Seufer <ths@networkno.de>
3206 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3207 imply -lpthread for -pthread.
3209 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3211 * basic-block.h: Remove the prototype for
3212 free_basic_block_vars.
3213 * cfglayout.h: Remove the prototype for
3214 insn_locators_initialize.
3215 * tree.h: Remove the prototype for emit_line_note.
3217 * tree-ssa-pre.c (mergephitemp): Remove.
3218 (init_pre): Don't use mergephitemp.
3220 2007-06-13 Eric Christopher <echristo@apple.com>
3222 * config/i386/i386.c (override_options): If we've specified
3223 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3225 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3227 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3230 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3232 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3233 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3234 (eh_store_handler): New pattern.
3235 (eh_return): Emit it instead of a plain move.
3237 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3240 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3241 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3244 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3246 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3247 (find_next_insn_start, find_load): New functions.
3248 (bfin_reorg): Use them to deal with the fact that parallel insns are
3249 no longer represented as a SEQUENCE.
3251 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3253 * config/sparc/sparc.c (sparc_override_options): Initialize
3256 2007-06-13 Dave Korn <dave.korn@artimi.com>
3258 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3261 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3263 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3264 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3265 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3266 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3267 tree-vect-transform.c: Fix comment typos. Follow spelling
3270 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3272 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3273 to the exit block use set.
3274 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3275 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3276 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3278 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3280 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3281 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3282 to indicate an error.
3283 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3285 (dbg_cnt_process_opt): Print an error on a bad argument.
3286 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3287 * common.opt (-fdbg-cnt-list): New.
3288 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3290 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3292 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3293 flag on ref-all pointers.
3295 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3298 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3299 for the offset with the modifier as EXPAND_INITIALIZER
3300 if the modifier is EXPAND_INITIALIZER.
3301 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3302 a register if we had an overflow.
3304 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3306 * real.c (real_isfinite): New.
3307 (real_sqrt): Use it.
3308 * real.h (real_isfinite): New.
3309 * builtins.c: Use it.
3311 2007-06-12 Ian Lance Taylor <iant@google.com>
3312 Daniel Berlin <dberlin@dberlin.org>
3315 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3316 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3317 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3318 (DECL_NO_TBAA_P): Define.
3319 (struct tree_decl_common): Add no_tbaa_flag field.
3320 * tree-ssa-structalias.c (struct variable_info): Add
3321 no_tbaa_pruning field.
3322 (new_var_info): Initialize no_tbaa_pruning field.
3323 (unify_nodes): Copy no_tbaa_pruning field.
3324 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3325 (dump_solution_for_var): Print no_tbaa_pruning flag.
3326 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3328 (compute_tbaa_pruning): New static function.
3329 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3330 Call compute_tbaa_pruning.
3331 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3332 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3333 * gimple-low.c (lower_stmt): Likewise.
3334 * tree-gimple.c (is_gimple_stmt): Likewise.
3335 * tree-ssa-operands.c (get_expr_operands): Likewise.
3336 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3337 * tree-inline.c (estimate_num_insns_1): Likewise.
3338 (copy_result_decl_to_var): Likewise.
3339 * expr.c (expand_expr_real_1): Likewise.
3340 * tree-pretty-print.c (dump_generic_node): Likewise.
3341 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3342 * omp-low.c (omp_copy_decl_2): Likewise.
3343 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3344 * doc/c-tree.texi (Expression trees): Document
3345 CHANGE_DYNAMIC_TYPE_EXPR.
3347 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3349 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3350 with !HONOR_NANS and !HONOR_INFINITIES.
3351 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3353 2007-06-12 Tristan Gingold <gingold@adacore.com>
3355 * gcov.c: Comments updated.
3356 (source_info): Add file_time field.
3357 (source_index): New variable.
3358 (mutiple_files): New variable.
3359 (generate_results): New function extracted from process_file.
3360 (process_file): Save and restore chain of functions, generate
3361 results and free structures only if not merging results.
3362 (release_structures): File names are now freed in create_file_names
3363 (create_file_names): Free previous file names.
3364 (find_source): File date is now read here and modifications in
3365 source files is checked here.
3366 (read_graph_file): Only reverse order of functions for the current
3368 (make_gcov_file_name): Do not generate long names if input_name is
3370 (output_lines): If merging results do not display graph, data and
3372 Checking source file modification is done in find_source.
3374 * doc/gcov.texi: Append an s to sourcefile.
3376 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3378 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3379 (forced_nop): New pattern.
3380 * config/bfin/bfin.c: Include "df.h".
3381 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3382 (bfin_discover_loop): Use df_get_live_in instead of
3383 global_live_at_start.
3384 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3385 df_analyze when done.
3386 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3387 the insns. Use QImode for the final insn in a bundle. Call
3388 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3390 (reorder_var_tracking_notes): New function.
3391 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3392 update_life_info. Call df_analyze after scheduling and bundle
3393 generation. Call reorder_var_tracking_notes if generating these
3394 notes. Call df_finish_pass at the end.
3396 2007-06-12 Dirk Mueller <dmueller@suse.de>
3398 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3399 a comparison, not an assignment.
3401 2007-06-12 Olivier Hainque <hainque@adacore.com>
3403 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3404 Request walking the subtrees only, leaving the current is_lhs/val_only
3406 (convert_non_local_reference): Likewise.
3408 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3410 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3412 2007-06-12 Richard Guenther <rguenther@suse.de>
3414 PR tree-optimization/15353
3415 PR tree-optimization/31657
3416 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3417 * timevar.def: Add TV_TREE_IFCOMBINE.
3418 * tree-pass.h (pass_tree_ifcombine): Declare.
3419 * tree-ssa-ifcombine.c: New file.
3420 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3421 * tree-flow.h (blocks_in_phiopt_order): Declare.
3422 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3423 (tree-ssa-ifcombine.o): New dependencies.
3425 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3427 PR rtl-optimization/32293
3428 * combine.c (simplify_if_then_else): Truncate return from
3429 nonzero_bits() to correct mode.
3431 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3433 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3434 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3436 2007-06-11 Diego Novillo <dnovillo@google.com>
3438 * Makefile.in (reload1.o-warn): Remove.
3440 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3442 * combine.c (subst): Use reg_overlap_mentioned_p
3443 instead of comparing register numbers directly.
3445 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3447 * reload1.c (mark_home_live_1): Use the mode parameter.
3449 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3451 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3452 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3456 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3458 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3460 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3462 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3463 from integer registers.
3464 (FP mode splitters): Handle TFmode.
3466 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3468 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3469 for ref-all pointers that point-to anything.
3471 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3473 * config/arm/arm.c (arm_output_dwarf_dtprel,
3474 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3476 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3478 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3479 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3482 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3484 * gcc/tree.c (signed_or_unsigned_type_for): New.
3485 (unsigned_type_for): Use signed_or_unsigned_type_for.
3486 (signed_type_for): Use signed_or_unsigned_type_for.
3487 * gcc/tree.h (signed_or_unsigned_type_for): New.
3488 (get_signed_or_unsigned_type): Remove.
3489 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3490 lang_hooks.types.signed_type
3491 (size_diffop): Likewise.
3492 (all_ones_mask_p): Likewise.
3493 (build_range_check): Likewise.
3494 (fold_cond_expr_with_comparison): Likewise.
3495 (fold_cond_expr_with_comparison): Likewise.
3496 (unextend): Likewise.
3497 (extract_muldiv_1): Likewise.
3498 (fold_single_bit_test_into_sign_test): Likewise.
3499 (fold_binary): Likewise.
3500 (fold_ternary): Likewise.
3501 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3502 instead of get_signed_or_unsigned_type.
3503 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3504 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3505 * gcc/expr.c (signed_or_unsigned_type_for): Use
3506 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3507 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3508 (lhd_signed_or_unsigned_type): Remove.
3509 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3510 signed_or_unsigned_type.
3511 (lhd_signed_or_unsigned_type): Remove.
3512 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3513 lang_hooks.types.signed_type.
3514 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3515 c_common_signed_type instead of lang_hooks.types.signed_type.
3516 (c_common_unsigned_type): New.
3517 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3518 (shorten_compare): Use c_common_unsigned_type instead of
3519 c_common_signed_or_unsigned_type.
3520 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3522 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3523 lang_hooks.types.signed_type.
3524 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3525 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3526 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3527 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3528 instead of unsigned_type_for.
3529 * gcc/c-decl.c (groakdeclarator): Likewise.
3530 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3531 * gcc/c-common.h (c_common_unsigned_type): New.
3533 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3536 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3537 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3539 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3542 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3543 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3545 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3546 Sebastian Pop <sebpop@gmail.com>
3548 * lambda-code.c (remove_iv): New.
3549 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3551 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3553 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3554 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3555 * tree-ssa-loop-prefetch.c: Include optabs.h.
3556 (FENCE_FOLLOWING_MOVNT): New macro.
3557 (struct mem_ref): Add independent_p and storent_p fields.
3558 (record_ref): Initalize the new fields.
3559 (gather_memory_references_ref): Return true if the reference
3561 (gather_memory_references): Check whether all memory accesses
3562 in loop were recorded.
3563 (should_issue_prefetch_p): Return false for nontemporal stores.
3564 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3565 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3566 (determine_loop_nest_reuse): Detect independent memory references.
3567 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3568 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3569 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3570 * config/i386/i386.h (x86_mfence): Declare.
3571 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3572 * config/i386/i386.c (x86_mfence): New variable.
3573 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3575 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3576 * optabs.c (init_optabs): Initialize storent_optab.
3577 * optabs.h (enum optab_index): Add OTI_storent.
3578 (storent_optab): Declare.
3579 * genopinit.c (optabs): Add initialization for storent_optab.
3580 * tree.h (MOVE_NONTEMPORAL): New macro.
3581 * expr.c (expand_assignment, store_expr, store_constructor_field,
3582 store_constructor, store_field, expand_expr_real_1): Propagate
3583 nontemporality of the expanded store.
3584 (emit_storent_insn): New function.
3585 * expr.h (expand_assignment, store_expr): Declaration changed.
3586 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3587 to expand_assignment.
3588 * stmt.c (expand_asm_expr): Ditto.
3589 * calls.c (initialize_argument_information): Pass false as
3590 nontemporality to store_expr.
3591 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3594 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3596 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3598 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3600 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3602 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3603 and allow DECL_P here.
3605 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3607 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3608 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3609 track of the size of the expression.
3610 * cfghooks.c (merge_blocks): Remove block from loops structure only
3611 after call of the merge_blocks hook.
3613 2007-06-09 Tom Tromey <tromey@redhat.com>
3615 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3616 (deprecated_state): Removed.
3617 (start_decl): Update.
3618 (enum deprecated_states): Moved earlier.
3619 (groktypename): Update.
3620 (push_parm_decl): Likewise.
3621 (grokfield): Likewise.
3622 (start_function): Likewise.
3624 2007-06-09 Ian Lance Taylor <iant@google.com>
3626 PR tree-optimization/32169
3627 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3628 CONVERT_EXPR, check whether min and max both converted to an
3629 overflow infinity representation.
3631 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3633 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3634 not inserted on the edge.
3636 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3638 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3639 instructions if they are supported.
3640 (__divsi3, __umodsi3, __modsi3): Likewise.
3641 (__ashldi3, __ashrdi3, __lshrdi3): New.
3642 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3644 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3645 Tony Linthicum <tony.linthicum@amd.com>
3647 * doc/invoke.texi: Add fvect-cost-model flag.
3648 * common.opt (fvect-cost-model): New flag.
3649 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3650 cost fields in stmt_vec_info struct for STMT.
3651 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3652 fields in stmt_vec_info struct and access functions for the same.
3653 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3654 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3655 load, store and vector to scalar operation.
3656 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3657 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3658 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3659 (TARG_VEC_STORE_COST): Define cost of vector store.
3660 (vect_estimate_min_profitable_iters): Define new function.
3661 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3662 check to evaluate if loop iterations are less than minimum profitable
3663 iterations determined by cost model or minimum vect loop bound defined
3664 by user, whichever is more conservative.
3665 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3666 run-time check to evaluate if loop iterations are less than minimum
3667 profitable iterations determined by cost model or minimum vect loop
3668 bound defined by user, whichever is more conservative.
3669 (vect_estimate_min_profitable_iterations): New function to estimate
3670 mimimimum iterartions required for vector version of loop to be
3671 profitable over scalar version.
3672 (vect_model_reduction_cost): New function.
3673 (vect_model_induction_cost): New function.
3674 (vect_model_simple_cost): New function.
3675 (vect_cost_strided_group_size): New function.
3676 (vect_model_store_cost): New function.
3677 (vect_model_load_cost): New function.
3678 (vectorizable_reduction): Call vect_model_reduction_cost during
3680 (vectorizable_induction): Call vect_model_induction_cost during
3682 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3683 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3684 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3685 vectorizable_promotion, vectorizable_demotion): Call
3686 vect_model_simple_cost during analysis phase.
3688 2007-06-08 Simon Baldwin <simonb@google.com>
3690 * reg-stack.c (get_true_reg): Readability change. Moved default case
3691 label into direct switch statement scope.
3693 2007-06-08 Simon Baldwin <simonb@google.com>
3695 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3696 in gcc_assert() with '==' comparison.
3698 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3700 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3701 TARGET_ABM handling of x86_popcnt variable.
3703 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3705 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3706 __builtin_copysignq and __builtin_infq built-in functions.
3708 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3710 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3711 SSE4.2 section. Correct built-in function names in SSE4A section.
3713 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3715 PR tree-optimization/32243
3716 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3717 for ncopies after ratio check between nunits_out and nunits_in.
3718 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3720 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3722 PR tree-optimization/32224
3723 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3724 vectorization upon a non GIMPLE_MODIFY_STMT.
3726 2007-06-08 Christian Bruel <christian.bruel@st.com>
3729 * config/sh/sh.md (doloop_end): New pattern and splitter.
3730 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3732 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3735 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3737 (verify_dominators): Do not change dominance tree.
3739 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3741 * config/sh/constraints.md: New file.
3742 * config/sh/sh.c: Include tm-constrs.h.
3743 (reg_class_from_letter): Remove.
3744 (prepare_cbranch_operands): Use satisfies_constraint_*
3745 function instead of macro.
3746 (andcosts, broken_move, sh_secondary_reload): Likewise.
3747 * config/sh/predicates.md (trapping_target_operand): Likewise.
3748 (and_operand, arith_operand, arith_reg_or_0_operand,
3749 cmp_operand, logical_operand, target_operand,
3750 ua_address_operand, ua_offset, xor_operand): Likewise.
3751 * config/sh/sh.md: Include constraints.md.
3752 (*movsicc_t_false): Use satisfies_constraint_* function
3754 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3755 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3756 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3757 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3758 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3759 (REG_CLASS_FROM_CONSTRAINT): Remove.
3760 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3761 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3762 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3763 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3764 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3765 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3766 function instead of macro.
3767 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3768 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3769 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3770 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3771 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3772 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3773 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3774 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3775 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3776 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3777 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3778 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3779 EXTRA_CONSTRAINT_STR): Likewise.
3780 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3782 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3784 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3786 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3789 * c-common.h (flag_cpp0x): Replaced by...
3790 (cxx_dialect): ... this new variable specifying the C++ dialect that
3792 * c-common.c (flag_cpp0x): Removed.
3793 (cxx_dialect): Defined.
3794 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3796 * c-opts.c (c_common_post_options): Likewise.
3797 (set_std_cxx98): Set cxx_dialect to cxx98.
3798 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3800 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3801 Hui-May Chang <hm.chang@apple.com>
3803 * doc/invoke.texi (Darwin Options): Update documentation for
3804 -mmacosx-version-min.
3805 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3806 * config/darwin-driver.c: New file.
3807 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3808 * config/t-darwin (darwin-driver.o): New rule.
3810 * config/darwin-c.c (version_as_macro): Ignore low digit.
3812 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3814 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3815 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3816 (CSGNMODE): New mode macro.
3817 (CSGNVMODE): New mode attribute.
3818 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3819 expander using CSGNMODE mode macro. Handle TFmode.
3820 (copysign<mode>3_const): Rename from copysignsf3_const and
3821 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3823 (copysign<mode>3_var): Rename from copysignsf3_var and
3824 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3826 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3827 mode macro. Handle TFmode.
3828 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3829 (iortf3, *iortf3): Ditto.
3830 (xortf3, *xortf3): Ditto.
3831 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3832 TFmode and TImode masks.
3833 (ix86_expand_copysign): Expand TFmode copysign insn.
3834 (IX86_BUILTIN_INFQ): New.
3835 (IX86_BUILTIN_FABSQ): Ditto.
3836 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3837 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3838 [__builtin_fabsq]: Ditto.
3839 [__builtin_copysignq]: Ditto.
3840 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3841 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3842 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3843 ix86_expand_binop_builtin().
3845 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3847 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3849 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3852 * rtl.h (push_to_sequence2): New.
3853 * emit-rtl.c (push_to_sequence2): New.
3854 * function.c (assign_parm_data_all): Add new fields.
3855 (assign_parm_setup_block): Call push_to_sequence2 instead of
3857 (assign_parm_setup_reg): Ditto.
3858 (assign_parm_setup_stack): Ditto.
3859 (assign_parms_unsplit_complex): Ditto.
3860 (assign_parms): Change field name.
3862 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3864 PR tree-optimization/32220
3865 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3866 phi node is reached before defining statement.
3868 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3871 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3872 after changing the right hand side of the assignment.
3874 2007-06-06 Eric Christopher <echristo@apple.com>
3876 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3877 (x86_64-*-darwin*): Ditto.
3878 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3879 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3881 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3883 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3885 (add_key): Likewise.
3886 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3887 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3889 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3891 (add_cost_one_coalesce): Likewise.
3892 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3893 variable names. Rename orig to orig_name for consistency.
3894 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3896 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3898 (record_equivalences_from_stmt): Likewise.
3899 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3900 the coding conventions.
3901 (memory_ssa_name_same): Likewise.
3902 (dse_optimize_stmt): Likewise.
3903 (dse_record_phis): Likewise.
3904 (dse_finalize_block): Likewise.
3905 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3906 keywords as variable names.
3907 (may_move_till): Cast according to the coding conventions.
3908 (force_move_till_expr): Avoid using C++ keywords as variable names.
3909 (force_move_till): Cast according to the coding conventions.
3910 (memref_hash): Likewise.
3911 (memref_eq): Likewise.
3912 (gather_mem_refs_stmt): Likewise.
3913 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3914 using C++ keywords as variable names.
3915 (idx_find_step): Cast according to the coding conventions.
3916 (idx_record_use): Likewise.
3917 (find_depends): Likewise.
3918 (prepare_decl_rtl): Likewise.
3919 (mbc_entry_hash): Likewise.
3920 (mbc_entry_eq): Likewise.
3921 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3922 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3923 (idx_infer_loop_bounds): Cast according to the coding conventions.
3924 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3925 * tree-ssa-math-opts.c (occ_new ): Likwise.
3926 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3928 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3930 (add_use_op): Likewise.
3931 (add_vop): Likewise.
3932 (add_vuse_op): Likewise.
3933 (add_vdef_op): Likewise.
3934 (get_expr_operands): Likewise.
3935 (push_stmt_changes): Use type safe memory macros.
3936 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3937 keywords as variable names.
3938 (conditional_replacement): Likewise.
3939 (minmax_replacement): Likewise.
3940 (abs_replacement): Likewise.
3941 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3943 (insert_fake_stores): Avoid using C++ keywords as variable names.
3944 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3946 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3947 (heapvar_insert): Use type safe memory macros.
3948 (new_var_info): Cast according to the coding conventions.
3949 (new_constraint): Likewise.
3950 (remove_preds_and_fake_succs): Use type safe memory macros.
3951 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3953 (thread_single_edge): Likewise.
3954 (thread_through_loop_header): Likewise.
3956 2007-06-06 Eric Christopher <echristo@apple.com>
3958 * config/i386/i386.c (override_options): Move handling
3959 of TARGET_SUBTARGET* earlier.
3961 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3963 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3966 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3968 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3969 emited outside of basic block.
3970 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3972 * rtl.h (delete_insn_chain): Declaration changed.
3973 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3975 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3976 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3977 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3978 to delete_insn_chain.
3979 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3980 do not have bb field set.
3981 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3983 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3984 * cfgcleanup.c (try_optimize_cfg): Ditto.
3986 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3988 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3989 (lambda_body_vector_new): Use type safe memory macros.
3990 (lambda_linear_expression_new): Likewise.
3991 (lambda_loopnest_new): Likewise.
3992 (lambda_lattice_new): Likewise.
3993 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3994 conventions. Use type safe memory macros.
3995 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3996 (lambda_body_vector_s): Likewise.
3997 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3998 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4000 2007-06-06 Richard Guenther <rguenther@suse.de>
4002 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4003 if we need to schedule cfg_cleanup.
4004 (tree_ssa_forward_propagate_single_use_vars): Do so.
4006 2007-06-06 Ian Lance Taylor <iant@google.com>
4008 * fold-const.c (merge_ranges): If range_successor or
4009 range_predecessor fail, just return 0.
4011 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4013 PR tree-optimization/32216
4014 * tree-vectorizer.c (supportable_widening_operation): Determine
4015 signedness of FIX_TRUNC_EXPR from output operand.
4016 (supportable_narrowing_operation): Ditto.
4017 * tree-vect-generic.c (expand_vector_operations_1): Determine
4018 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4021 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4023 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4024 (struct pta): ...from here. Change flags to unsigned to avoid
4025 excessive casting (as it is used as a bit mask).
4026 (override_options): Add casts according to the coding convenventions.
4027 (x86_64_elf_unique_section): Likewise.
4028 (examine_argument): Avoid using C++ keywords as variable names.
4029 (construct_container): Likewise.
4030 (legitimize_pic_address): Likewise.
4031 (get_dllimport_decl): Cast according to the coding conventions. Use
4032 type safe memory macros.
4033 (legitimize_address): Cast according to the coding conventions.
4034 (emit_i387_cw_initialization): Corrected the type of slot to enum
4036 (ix86_init_machine_status): Use type safe memory macros.
4037 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4038 (bdesc_pcmpistr): Likewise.
4039 (bdesc_crc32): Likewise.
4040 (bdesc_sse_3arg): Likewise.
4041 (bdesc_2arg): Likewise.
4042 (bdesc_1arg): Likewise.
4043 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4044 (ix86_expand_sse_pcmpistr): Likewise.
4045 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4046 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4047 int to match the langhook definition.
4048 (ix86_builtin_conversion): Change the type of code to unsigned init to
4049 match the langhook definition.
4050 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4052 (ix86_preferred_output_reload_class): Likewise.
4053 (ix86_cannot_change_mode_class): Likewise.
4054 (ix86_memory_move_cost): Likewise.
4055 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4056 avoid excessive casting later on.
4057 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4059 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4061 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4062 as flags setting insn.
4063 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4065 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4068 (UNSPEC_ROUND): New.
4069 ("sse4_1_round<mode>2"): New insn pattern.
4070 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4072 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4073 expander using SSEMODEF mode macro. Expand using
4074 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4075 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4076 expander using SSEMODEF mode macro. Expand using
4077 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4078 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4079 expander using SSEMODEF mode macro. Expand using
4080 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4081 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4082 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4083 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4086 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4087 Sebastian Pop <sebpop@gmail.com>
4089 * lambda.h (build_linear_expr): New.
4090 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4091 Use build_linear_expr, call fold and force_gimple_operand.
4092 (lambda_loopnest_to_gcc_loopnest): Check that there is
4093 something to insert.
4094 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4096 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4098 PR preprocessor/23479
4099 * doc/extend.texi: Document the 0b-prefixed binary integer
4102 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4104 PR tree-optimization/32215
4105 * tree-vectorizer.c (supportable_widening_operation): Return false
4106 for unsupported FIX_TRUNC_EXPR tree code.
4107 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4109 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4111 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4112 register on SPE targets. Change documentation to reflect
4114 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4115 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4116 out of the register allocation pool.
4117 (rs6000_reg_live_or_pic_offset_p): New function.
4118 (rs6000_emit_prologue): Move the actual saving of LR up to free
4119 r0 for holding r11. Split saving of SPE 64-bit registers into
4120 its own case. Ensure that offsets will always be in-range for
4121 'evstdd' by using r11 as a scratch register to point at the start
4122 of the SPE save area. Save r11 if necessary, as it is the static
4124 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4125 into its own case. Ensure that offsets will always be in-range
4126 for 'evldd' by using r11 as a scratch register to point at the
4127 start of the SPE save area. Also adjust r11 when restoring
4128 the stack pointer to compensate for pre-loading r11.
4130 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4132 * cfg.c (init_flow): Use type safe memory macros.
4133 (alloc_block): Likewise.
4134 (unchecked_make_edge): Likewise.
4135 (dump_flow_info): Avoid using C++ keywords as variable names.
4136 (copy_original_table_clear): Cast according to the coding conventions.
4137 (copy_original_table_set): Likewise.
4138 * cfgexpand (label_rtx_for_bb): Likewise.
4139 (expand_gimple_basic_block): Likewise.
4140 * cfghooks.c (dump_bb): Likewise.
4141 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4143 (lv_add_condition_to_bb): Likewise.
4144 * cfglayout (relink_block_chain): Cast according to the coding
4146 (fixup_reorder_chain): Likewise.
4147 (fixup_fallthru_exit_predecessor): Likewise.
4148 * cfgloop.c (glb_enum_p): Likewise.
4149 (get_exit_description): Likewise.
4150 (dump_recorded_exit): Likewise.
4151 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4152 (struct loop): ... from here.
4153 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4155 * cfgrtl.c (rtl_create_basic_block): Likewise.
4156 (rtl_split_block): Likewise.
4157 (rtl_dump_bb): Likewise.
4158 (cfg_layout_split_block): Likewise.
4159 (init_rtl_bb_info): Use typesafe memory macros.
4161 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4162 * graphds.h: Updated all usages of edge to graph_edge.
4163 * graphds.c: Likewise.
4164 * cfgloopanal.c: Likewise.
4166 2007-06-05 Ian Lance Taylor <iant@google.com>
4168 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4169 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4170 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4172 (test_for_singularity): Likewise.
4174 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4176 * config/i386/constraints.md ("Y2"): Replaced by ...
4178 * config/i386/i386.md: Likewise.
4179 * config/i386/mmx.md: Likewise.
4180 * config/i386/sse.md: Likewise.
4182 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4184 * config/i386/constraints.md ("z"): Replaced by ...
4186 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4187 (sse4_1_blendvps): Likewise.
4188 (sse4_1_pblendvb): Likewise.
4189 (sse4_2_pcmpestr): Likewise.
4190 (sse4_2_pcmpestrm): Likewise.
4191 (sse4_2_pcmpestr_cconly): Likewise.
4192 (sse4_2_pcmpistr): Likewise.
4193 (sse4_2_pcmpistrm): Likewise.
4194 (sse4_2_pcmpistr_cconly): Likewise.
4196 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4198 * matrix-reorg.c (transform_access_sites): Fix computation.
4199 (transform_allocation_sites): Same.
4201 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4203 * config/i386/i386.c (override_options): Use
4204 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4206 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4208 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4209 (nonimm_not_xmm0_operand): Ditto.
4210 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4211 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4212 as operand[2] predicate. Require "z" class XMM register for
4213 operand[3]. Adjust asm template.
4214 ("sse4_1_blendvpd"): Ditto.
4215 ("sse4_1_pblendvb"): Ditto.
4216 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4217 force op2 into xmm0 register for variable blend instructions.
4219 2007-06-04 Tom Tromey <tromey@redhat.com>
4221 * c-tree.h (start_enum): Update.
4222 (build_enumerator): Likewise.
4223 * c-decl.c (enum_next_value): Removed.
4224 (enum_overflow): Likewise.
4225 (start_enum): Add c_enum_contents argument. Don't use globals.
4226 (build_enumerator): Likewise.
4227 * c-tree.h (struct c_enum_contents): New struct.
4229 2007-06-04 Tom Tromey <tromey@redhat.com>
4231 * c-common.c (c_common_get_alias_set): Fix indentation.
4233 2007-06-04 Ian Lance Taylor <iant@google.com>
4235 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4236 to overflow, reduce overflow infinity to regular infinity.
4237 (vrp_var_may_overflow): New static function.
4238 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4240 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4242 * stor-layout.c (layout_type): Remove duplicate code.
4244 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4247 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4248 before build_common_builtin_nodes ().
4250 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4253 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4255 2007-06-04 Jan Hubicka <jh@suse.cz>
4257 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4258 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4259 instead of _stat version.
4261 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4263 PR tree-optimization/32194
4264 * tree-predcom.c (determine_offset): Check that both references have
4267 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4269 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4270 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4271 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4272 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4273 Add argument to iterate_fix_dominators call.
4274 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4275 * gcse.c (hoist_code): Change domby to vector.
4276 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4277 Add argument to iterate_fix_dominators call.
4278 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4279 recompute_dominator.
4280 * lambda-code.c (perfect_nestify): Ditto.
4281 * cfgloopanal.c: Include graphds.h.
4282 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4283 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4284 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4286 * graphds.c: New file.
4287 * graphds.h: New file.
4288 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4289 (get_dominated_by, get_dominated_by_region): Change return type to
4291 (verify_dominators): Recompute all dominators and compare the results.
4292 (recount_dominator): Renamed to ...
4293 (recompute_dominator): ... this. Do not check that the block is
4295 (iterate_fix_dominators): Reimplemented.
4296 (prune_bbs_to_update_dominators, root_of_dom_tree,
4297 determine_dominators_for_sons): New functions.
4298 * et-forest.c (et_root): New function.
4299 * et-forest.h (et_root): Declare.
4300 * Makefile.in (graphds.o): Add.
4301 (cfgloopanal.o): Add graphds.h dependency.
4302 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4303 * basic-block.h (get_dominated_by, get_dominated_by_region,
4304 iterate_fix_dominators): Declaration changed.
4305 (recount_dominator): Renamed to ...
4306 (recompute_dominator): ... this.
4307 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4308 (thread_through_all_blocks): Do not free dominance info.
4310 2007-06-03 Andreas Schwab <schwab@suse.de>
4312 * config/m68k/m68k.c (override_options): Don't override
4314 * config/m68k/m68k-modes.def (SF, DF): Define to use
4315 motorola_single_format and motorola_double_format, resp.
4316 * real.c (motorola_single_format): Renamed from
4317 coldfire_single_format.
4318 (motorola_double_format): Renamed from coldfire_double_format.
4319 (encode_ieee_extended): Generate a proper canonical NaN image
4320 respecting canonical_nan_lsbs_set.
4321 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4323 * real.h: Adjust declarations.
4325 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4328 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4329 the symbol is generated with the stack protector.
4331 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4333 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4334 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4336 * doc/extend.texi (interrupt): Mention m68k.
4338 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4341 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4342 (ix86_expand_sse_pcmpestr): Do not check operands for
4343 "register_operand", when insn operand predicate is "register_operand".
4344 (ix86_expand_sse_pcmpistr): Ditto.
4346 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4347 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4350 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4351 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4352 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4353 * config/i386/constraints.md ("z"): New register constraint
4354 for members of SSE_FIRST_REG class.
4355 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4356 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4357 SSE_FIRST_REG class.
4358 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4359 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4360 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4361 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4362 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4363 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4364 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4365 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4366 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4367 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4368 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4369 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4370 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4371 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4372 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4373 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4374 (struct builtin_description): Change "flag" field to unsigned.
4375 (bdesc_pcmpestr): New builtin description table.
4376 (bdesc_pcmpistr): Likewise.
4377 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4378 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4379 Initialize pcmp[ei]str[im] insns for SSE4.2.
4380 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4381 (ix86_expand_sse_pcmpistr): Likewise.
4382 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4383 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4384 (UNSPEC_PCMPISTR): Likewise.
4385 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4386 (sse4_2_pcmpestri):New isns pattern.
4387 (sse4_2_pcmpestrm): Likewise.
4388 (sse4_2_pcmpestr_cconly): Likewise.
4389 (sse4_2_pcmpistr): New insn patern and splitter.
4390 (sse4_2_pcmpistri):New isns pattern.
4391 (sse4_2_pcmpistrm): Likewise.
4392 (sse4_2_pcmpistr_cconly): Likewise.
4393 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4396 2007-06-01 David Daney <ddaney@avtrex.com>
4398 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4399 LOADGP_ABSOLUTE and not binds_local_p.
4401 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4403 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4405 2007-06-01 Ian Lance Taylor <iant@google.com>
4407 * tree-vrp.c (compare_name_with_value): Always set
4408 used_strict_overflow if we get a result from the variable itself.
4410 2007-06-01 Ian Lance Taylor <iant@google.com>
4412 PR rtl-optimization/31455
4413 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4414 subregs which have a cast between modes which are not tieable.
4416 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4418 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4419 breaks after return statements.
4421 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4423 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4424 only after no_new_pseudos.
4426 2007-05-31 Eric Christopher <echristo@apple.com>
4428 * expr.c (convert_move): Assert that we don't have a BLKmode
4430 (store_expr): Handle BLKmode moves by calling emit_block_move.
4432 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4434 * c-typeck.c (build_indirect_ref): Include type in error message.
4435 (build_binary_op): Pass types to binary_op_error.
4436 * c-common.c (binary_op_error): Take two type arguments, print out
4438 * c-common.h (binary_op_error): Update prototype.
4440 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/i386.c: Correct coments on -mno-sse4.
4444 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4446 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4447 (x86_64-*-*): Likewise.
4448 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4449 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4450 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4451 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4452 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4453 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4454 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4455 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4456 (OPTION_MASK_ISA_SSE4): Likewise.
4457 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4458 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4459 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4460 (override_options): Support SSE4.2.
4461 (ix86_build_const_vector): Support SImode and DImode.
4462 (ix86_build_signbit_mask): Likewise.
4463 (ix86_expand_int_vcond): Support V2DImode.
4464 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4465 (IX86_BUILTIN_CRC32HI): Likewise.
4466 (IX86_BUILTIN_CRC32SI): Likewise.
4467 (IX86_BUILTIN_CRC32DI): Likewise.
4468 (IX86_BUILTIN_PCMPGTQ): Likewise.
4469 (bdesc_crc32): Likewise.
4470 (bdesc_sse_3arg): Likewise.
4471 (ix86_expand_crc32): Likewise.
4472 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4473 (ix86_expand_builtin): Likewise.
4474 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4475 __SSE4_2__ for -msse4.2.
4476 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4477 (CRC32MODE): Likewise.
4478 (crc32modesuffix): Likewise.
4479 (crc32modeconstraint): Likewise.
4480 (sse4_2_crc32<mode>): Likewise.
4481 (sse4_2_crc32di): Likewise.
4482 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4484 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4485 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4486 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4487 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4488 (vcondu<mode>): Likewise.
4489 * doc/extend.texi: Document SSE4.2 built-in functions.
4490 * doc/invoke.texi: Document -msse4.2/-msse4.
4492 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4494 PR tree-optimization/32160
4495 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4496 variable as gimple reg.
4497 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4499 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4501 * gcc.c (main): Don't consider linker options when issuing the
4502 warning about a linker input file not being used.
4504 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4506 * tree-vrp.c (compare_names): Initialize sop.
4508 2007-05-30 Dirk Mueller <dmueller@suse.de>
4510 * cgraphunit.c (cgraph_analyze_function): Remove
4511 computation of inline parameters.
4513 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4515 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4517 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4519 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4520 Add vx-common.h. Include vxworks.h between vx-common.h and
4522 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4524 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4525 (TARGET_ASM_DESTRUCTOR): Likewise.
4526 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4527 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4528 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4529 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4530 (VXWORKS_ENDIAN_SPEC): Define.
4531 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4532 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4533 VXWORKS_* equivalents.
4534 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4535 (ASM_FILE_START): Delete.
4536 (TARGET_VERSION): Reformat.
4537 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4538 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4539 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4540 (FPBIT, DPBIT): Define.
4541 (fp-bit.c, dp-bit.c): New rules.
4542 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4543 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4544 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4545 * config/arm/arm.h: Include vxworks-dummy.h.
4546 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4547 Mark with ATTRIBUTE_UNUSED.
4548 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4549 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4550 make it incompatible with -msingle-pic-base.
4551 (arm_function_ok_for_sibcall): Return false for calls that might
4552 go through a VxWorks PIC PLT entry.
4553 (require_pic_register): New function, split out from...
4554 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4556 (arm_load_pic_register): Handle the VxWorks RTP initialization
4557 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4558 (arm_emit_call_insn): New function.
4559 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4560 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4561 (pic_offset_arm): New pattern.
4562 (call, call_value): Use arm_emit_call_insn.
4563 (call_internal, call_value_internal): New expanders.
4564 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4565 VxWorks unless __PIC__.
4567 2007-05-30 Eric Christopher <echristo@gmail.com>
4569 * genrecog.c: Include regs.h in generated file.
4570 * genemit.c: Ditto. Fix up formatting.
4571 * config/mn10300/constraints.md: New.
4572 * config/mn10300/mn10300.md: Include.
4573 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4574 Fix up for removed macro.
4575 * config/mn10300/predicates.md (call_address_operand): Ditto.
4576 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4577 (CONST_OK_FOR_I): Ditto.
4578 (CONST_OK_FOR_J): Ditto.
4579 (CONST_OK_FOR_K): Ditto.
4580 (CONST_OK_FOR_L): Ditto.
4581 (CONST_OK_FOR_M): Ditto.
4582 (CONST_OK_FOR_N): Ditto.
4583 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4587 (EXTRA_CONSTRAINT): Ditto.
4589 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4591 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4593 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4594 OPTION_MASK_ISA_64BIT.
4595 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4597 2007-05-30 Richard Guenther <rguenther@suse.de>
4600 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4601 types for comparison.
4602 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4603 with original typed arguments.
4604 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4606 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4608 PR tree-optimization/31769
4609 * except.c (duplicate_eh_regions): Clear prev_try if
4610 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4612 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4614 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4615 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4616 bsi of the location where statements should be inserted.
4617 (sink_code_in_bb): Take bsi from statement_sink_location.
4618 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4619 instead of bsi_start.
4620 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4622 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4623 (bsi_move_before): Document inconsistency with bsi_move_after.
4624 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4626 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4628 * config/i386/i386.h (TARGET_ABM): New define.
4629 (TARGET_POPCNT): Ditto.
4630 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4631 New temporary defines to redefine from OPTION_ISA_* defines.
4632 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4633 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4634 (ix86_isa_flags): New extern int declaration.
4635 (TARGET_SUBTARGET_DEFAULT): New define.
4636 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4637 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4638 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4639 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4640 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4641 * config/i386/darwin.h: Change TARGET_64BIT define to
4644 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4645 using existing "ix86_isa_flags" varible.
4646 (m32, m64): Use existing "ix86_isa_flags" variable.
4647 (mmmx, m3dnow): Ditto.
4648 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4649 (mabm): Define as non-negative option using "x86_abm" variable.
4650 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4652 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4653 Rewrite feature test bitmap.
4654 (ix86_isa_flags): New initialized global int varible.
4655 (ix86_isa_flags_explicit): New static int variable.
4656 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4657 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4658 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4659 target_flags_explicit.
4660 (override_options): Remove "target_enable" and "target_disable" fields
4661 from "struct ptt". Update processor_target_table accordingly. Remove
4662 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4663 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4664 "target_flags" and "ix86_isa_flags_explicit" instead of
4665 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4666 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4667 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4668 to true when either of PTA_POPCNT or PTA_ABM is set in
4669 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4670 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4671 processor_alias_table flags entry. Remove handling of
4672 "target_enable" and "target_disable" fields of processor_target_table.
4673 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4674 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4675 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4676 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4677 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4679 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4681 2007-05-29 David Daney <ddaney@avtrex.com>
4684 * config/mips/mips.c (mips_output_mi_thunk): Emit
4685 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4687 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4688 * config/i386/i386.c (ix86_function_regparm): Added checking of
4689 ix86_force_align_arg_pointer to determine the number of
4690 register parameters.
4692 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4694 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4695 (SET_DR_MISALIGNMENT): New.
4696 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4697 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4698 Use SET_DR_MISALIGNMENT.
4699 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4701 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4702 find_loop_nest): Export.
4703 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4704 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4705 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4706 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4708 (struct mem_ref): Add field reuse_distance.
4709 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4710 Initialize reuse_distance field.
4711 (issue_prefetch_ref): Select temporality of prefetch according to
4713 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4714 self_reuse_distance, determine_loop_nest_reuse): New functions.
4715 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4716 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4717 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4720 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4722 * tree-ssa-alias.c: Add aliasing overview.
4724 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4725 Danny Smith <dannysmith@users.sourceforge.net>
4728 * config/i386/t-crtfm: Compile crtfastmath.o with
4729 -minline-all-stringops.
4730 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4731 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4733 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4735 * doc/md.texi: Document constraints on HP PA-RISC.
4737 * pa/constraints.md: New file.
4738 * pa.md: Include constraints.md.
4739 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4740 (integer_store_memory_operand, ldil_cint_p): New functions.
4741 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4742 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4743 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4744 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4745 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4747 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4750 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4751 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4752 case POSTDECREMENT_EXPR>): Return the error_mark_node
4753 if either the real or imaginary parts would an
4756 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4758 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4759 name when we remove it from a call.
4761 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4763 * targhooks.c (default_narrow_bitfield): Remove.
4764 * targhooks.h: Remove the prototype for
4765 default_narrow_bitfield.
4767 * langhooks-def.h: Remove the prototype for
4768 hook_get_alias_set_0.
4769 * langhooks.c (hook_get_alias_set_0): Remove.
4771 * global.c (EXECUTE_IF_CONFLICT): Remove.
4773 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4776 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4777 return true when truth_value_p is true and the type
4780 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4782 * doc/install.texi (Prerequisites): We no longer require Autoconf
4783 2.13 for the top-level.
4785 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4787 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4788 memory access via x86_expand_vector_move_misalign() only for
4789 TImode values on 32-bit targets.
4791 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4793 * matrix-reorg.c: New file. Implement matrix flattening and
4794 transposing optimization.
4795 * tree-pass.h: Add matrix reorg pass.
4796 * common.opt: Add fipa-mreorg flag.
4797 * Makefile.in: Add matrix-reorg.c.
4798 * passes.c: Add matrix reorg pass.
4799 * varpool.c (add_new_static_var): New function.
4800 * cgraph.h (add_new_static_var): Declare.
4802 2007-05-27 Eric Christopher <echristo@apple.com>
4804 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4805 sp_offset depending on stack size. Save r12 depending
4806 on registers we're saving later.
4807 (rs6000_emit_epilogue): Update sp_offset depending only
4810 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4812 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4813 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4814 * ifcvt.c (if_convert): Ditto.
4815 * tree-ssa-threadupdate.c (thread_block): Ditto.
4816 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4817 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4818 verify_loop_closed_ssa): Check number_of_loops instead of
4820 * predict.c (tree_estimate_probability): Ditto.
4821 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4822 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4823 * modulo-sched.c (sms_schedule): Ditto.
4824 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4825 (scev_finalize): Do not do anything if scev analysis was not
4827 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4828 current_loops == NULL.
4829 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4830 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4832 (loop_optimizer_finalize): Assert that loops were analyzed.
4833 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4834 rtl_doloop): Check number_of_loops instead of current_loops.
4835 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4836 current_loops == NULL.
4837 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4838 gate_tree_vectorize tree_linear_transform, check_data_deps,
4839 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4840 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4841 Check number_of_loops instead of current_loops.
4842 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4843 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4844 free loops if available.
4845 (execute_pre): Do not pass do_fre to fini_pre.
4847 2007-05-27 Tobias Burnus <burnus@net-b.de>
4850 * real.c (mpfr_from_real): Fix sign of -Inf.
4852 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4854 * tree-vect-transform.c (vectorizable_conversion): Initialize
4855 tree_code variables to ERROR_MARK.
4856 (vectorizable_type_demotion): Likewise.
4857 (vectorizable_type_promotion): Likewise.
4859 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.md (movti): Handle push operands via
4865 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4867 * basic-block.h: Remove the prototype for merge_seq_blocks.
4868 * cfgcleanup.c (merge_seq_blocks): Remove.
4870 * tree-flow.h: Remove the prototype for is_aliased_with.
4871 * tree-ssa-alias.c (is_aliased_with): Remove.
4873 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4875 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4877 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4879 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4880 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4881 (vec_unpacks_hi_v16qi): Likewise.
4882 (vec_unpacku_lo_v16qi): Likewise.
4883 (vec_unpacks_lo_v16qi): Likewise.
4884 (vec_unpacku_hi_v8hi): Likewise.
4885 (vec_unpacks_hi_v8hi): Likewise.
4886 (vec_unpacku_lo_v8hi): Likewise.
4887 (vec_unpacks_lo_v8hi): Likewise.
4888 (vec_unpacku_hi_v4si): Likewise.
4889 (vec_unpacks_hi_v4si): Likewise.
4890 (vec_unpacku_lo_v4si): Likewise.
4891 (vec_unpacks_lo_v4si): Likewise.
4893 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4895 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4896 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4897 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4898 follow spelling conventions in various
4899 warning/error/diagnostic messages.
4901 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4902 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4903 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4904 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4905 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4906 * doc/tm.texi: Follow spelling conventions.
4908 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4911 * tree-ssa-forwprop.c
4912 (forward_propagate_addr_into_variable_array_index): Remove
4913 the lhs argument. Use the type of def_rhs instead of lhs.
4914 (forward_propagate_addr_expr_1): Update use of
4915 forward_propagate_addr_into_variable_array_index.
4917 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4918 Nigel Stephens <nigel@mips.com>
4920 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4921 function attributes, "far" being an alias for "long_call".
4922 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4923 (mips_near_type_p, mips_far_type_p): New.
4924 (mips_comp_type_attributes): New function to check that attributes
4925 attached to a function type are compatible.
4926 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4927 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4928 to the target function of the thunk.
4929 (mips_encode_section_info): Check for "near" and "far" function
4930 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4932 * config/mips/predicates.md (const_call_insn_operand): Test only
4933 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4935 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4938 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4939 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4940 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4941 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4943 2007-05-25 Eric Christopher <echristo@apple.com>
4945 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4946 to x86-darwin configurations.
4947 * config/i386/t-darwin: Add softfp support.
4948 * config/i386/t-darwin64: Ditto.
4949 * config/i386/sfp-machine.h: If mach then don't use
4950 aliasing, emit a stub to call.
4952 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4954 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4955 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4956 tree-predcom.c, tree-ssa-alias-warnings.c,
4957 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4958 comment typos. Follow spelling conventions.
4959 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4961 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4964 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4965 constants into memory. Expand unaligned memory references for
4966 SSE modes via x86_expand_vector_move_misalign() function.
4968 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4971 "memory" attribute for "sseishft" type insn without operands[2].
4973 2007-05-25 Dirk Mueller <dmueller@suse.de>
4974 Marcus Meissner <meissner@suse.de>
4976 * doc/extend.texi (alloc_size): New attribute.
4977 * c-common.c (handle_alloc_size_attribute): New.
4978 * tree-object-size.c (alloc_object_size): Use alloc_size
4979 attribute, if available.
4981 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4983 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4985 (__builtin_ia32_vec_ext_v2di): Likewise.
4986 (__builtin_ia32_vec_ext_v4si): Likewise.
4987 (__builtin_ia32_vec_ext_v8hi): Likewise.
4988 (__builtin_ia32_vec_ext_v16qi): Likewise.
4989 (__builtin_ia32_vec_set_v8hi): Likewise.
4991 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4993 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4995 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4997 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4998 (arm_is_longcall_p): Rename to...
4999 (arm_is_long_call_p): ...this. Take a single tree argument and
5001 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5002 (CUMULATIVE_ARGS): Remove call_cookie.
5003 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5004 (ENCODED_LONG_CALL_ATTR_P): Delete.
5005 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5006 LONG_CALL_FLAG_CHAR cases.
5007 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5008 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5009 ARM_DECLARE_FUNCTION_SIZE.
5010 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5011 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5012 (arm_encode_call_attribute, current_file_function_operand): Delete.
5013 (arm_function_in_section_p): New function.
5014 (arm_is_longcall_p): Rename to...
5015 (arm_is_long_call_p): ...this. Take the target function as a single
5016 argument and return a bool. Do not rely on call cookies. Check
5017 whether the target symbol is in the same section as the current
5018 function, not just the same compilation unit.
5019 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5020 (arm_encode_section_info): Don't encode a call type.
5021 * config/arm/arm.md (call, call_value): Update calls to
5022 arm_is_long(_)call_p. Simplify logic.
5023 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5024 Update calls to arm_is_long(_)call_p.
5026 2007-05-25 Richard Guenther <rguenther@suse.de>
5028 PR tree-optimization/31982
5029 * tree-ssa-forwprop.c
5030 (forward_propagate_addr_into_variable_array_index): Handle arrays
5031 with element size one.
5033 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5035 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5036 (umulsi3_highpart): Likewise.
5038 2007-05-24 Ian Lance Taylor <iant@google.com>
5040 PR rtl-optimization/32069
5041 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5044 2007-05-24 Ollie Wild <aaw@google.com>
5046 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5049 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5051 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5052 (oprs_unchanged_p): Use it to check all registers in a REG.
5053 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5054 (reg_set_between_after_reload_p): Delete.
5055 (reg_used_between_after_reload_p): Likewise.
5056 (reg_set_or_used_since_bb_start): Likewise.
5057 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5058 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5059 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5060 * rtlanal.c (reg_set_p): Check whether REG overlaps
5061 regs_invalidated_by_call, rather than just checking the
5062 membership of REGNO (REG).
5064 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5066 * doc/passes.texi: Document predictive commoning.
5067 * doc/invoke.texi (-fpredictive-commoning): Document.
5068 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5069 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5070 adding indices to the generated name.
5071 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5072 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5073 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5074 (op_symbol_code): ... and exported.
5075 (dump_omp_clause, op_symbol): Use op_symbol_code
5076 instead of op_symbol_1.
5077 * tree-pass.h (pass_predcom): Declare.
5078 * timevar.def (TV_PREDCOM): New timevar.
5079 * tree-ssa-loop.c (run_tree_predictive_commoning,
5080 gate_tree_predictive_commoning, pass_predcom): New.
5081 * tree-data-ref.c (find_data_references_in_loop): Find the
5082 references in dominance order.
5083 (canonicalize_base_object_address): Ensure that the result has
5085 (dr_analyze_innermost): Export.
5086 (create_data_ref): Code to fail for references with invariant
5088 (find_data_references_in_stmt): ... here.
5089 * tree-data-ref.h (dr_analyze_innermost): Declare.
5090 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5091 (aff_combination_find_elt, name_expansion_hash,
5092 name_expansion_eq, tree_to_aff_combination_expand,
5093 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5095 * tree-affine.h (aff_combination_constant_multiple_p,
5096 tree_to_aff_combination_expand): Declare.
5097 * tree-predcom.c: New file.
5098 * common.opt (fpredictive-commoning): New option.
5099 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5100 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5101 * Makefile.in (tree-predcom.o): Add.
5102 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5103 * passes.c (init_optimization_passes): Add dceloop after
5104 copy propagation in loop optimizer. Add predictive commoning
5105 to loop optimizer passes.
5107 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5109 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5112 2007-05-24 Jan Hubicka <jh@suse.cz>
5114 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5116 (genheader): Include statistics.h.
5118 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5120 * print-rtl.c (flag_dump_unnumbered): Update comments.
5121 (print_rtl): Fix my previous change.
5122 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5125 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5128 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5130 (thread_through_all_blocks): Call initialize_original_copy_tables
5131 and free_original_copy_tables.
5132 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5134 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5135 * cfghooks.c (duplicate_block): Use get_loop_copy.
5136 * cfg.c: Include cfgloop.h.
5137 (loop_copy): New hash table.
5138 (initialize_original_copy_tables): Initialize loop_copy table.
5139 (free_original_copy_tables): Free loop_copy table.
5140 (copy_original_table_clear, copy_original_table_set,
5141 set_loop_copy, get_loop_copy): New functions.
5142 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5143 * cfgloop.h (struct loop): Remove copy field.
5144 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5145 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5147 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5150 -msse/-msse2/-msse3.
5152 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5154 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5155 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5157 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5160 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5161 * targhooks.h (default_mangle_decl_assembler_name): Declare
5163 * targhooks.c (default_mangle_decl_assembler_name): Define
5165 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5167 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5168 * langhooks.c (lhd_set_decl_assembler_name): Call
5169 targetm.mangle_decl_assembler_name for names with global scope.
5171 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5173 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5174 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5176 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5177 New. Factored out of i386_pe_encode_section_info.
5178 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5179 Move check for prior decoration of stdcall
5180 symbols to i386_pe_encode_section_info.
5181 (i386_pe_encode_section_info): Adjust call to
5182 gen_stdcall_or_fastcall_suffix. Use
5183 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5184 (i386_pe_mangle_decl_assembler_name): New. Wrap
5185 i386_pe_maybe_mangle_decl_assembler_name.
5187 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5189 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5190 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5191 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5192 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5193 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5196 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5197 Nigel Stephens <nigel@mips.com>
5198 Richard Sandiford <richard@codesourcery.com>
5200 Fix up MIPS16 hard float and add support for complex.
5202 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5203 (TARGET_SOFT_FLOAT_ABI): New.
5204 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5205 __mips_soft_float to reflect the ABI in use, not whether the
5206 FPU is directly accessible (e.g., in MIPS16 mode).
5207 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5208 (UNITS_PER_FPVALUE): Likewise.
5210 * config/mips/mips.c (mips_expand_call): Remove redundant
5211 TARGET_MIPS16 check.
5212 (mips_arg_regno): New.
5213 (function_arg_advance): When setting bits in cum->fp_code for
5214 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5216 (function_arg): Use mips_arg_regno.
5217 (mips_return_mode_in_fpr_p): New.
5218 (mips16_call_stub_mode_suffix): New.
5219 (mips16_cfun_returns_in_fpr_p): New.
5220 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5221 (mips_output_function_prologue): Test mips16_hard_float, not
5222 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5223 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5224 return value into a floating-point register.
5225 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5226 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5227 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5228 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5229 word of double arguments from or to the high bits of 64-bit
5230 floating point registers.
5231 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5232 (mips16_fpret_double): New helper function.
5233 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5234 support for complex modes. Fill in DECL_RESULT for stubdecl.
5235 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5237 * config/mips/mips16.S
5238 (RET, ARG1, ARG2): New.
5239 (MERGE_GPRf, MERGE_GPRt): New.
5240 (DELAYt, DELAYf): New.
5241 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5242 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5243 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5244 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5245 (SFOP): Renamed to...
5246 (OPSF3): This, and macro-ified. Updated all uses.
5247 (SFOP2): Renamed to...
5248 (OPSF2): This, and macro-ified. Updated all uses.
5249 (SFCMP): Renamed to...
5250 (CMPSF): This, and macro-ified. Updated all uses.
5251 (SFREVCMP): Renamed to...
5252 (REVCMPSF): This, and macro-ified. Updated all uses.
5253 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5254 (LDDBL1, LDDBL2, RETDBL): Deleted.
5255 (DFOP): Renamed to...
5256 (OPDF3): This, and macro-ified. Updated all uses.
5257 (DFOP2): Renamed to...
5258 (OPDF2): This, and macro-ified. Updated all uses.
5259 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5260 (DFCMP): Renamed to...
5261 (CMPDF): This, and macro-ified. Updated all uses.
5262 (DFREVCMP): Renamed to...
5263 (REVCMPDF): This, and macro-ified. Updated all uses.
5264 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5265 (RET_FUNCTION): New.
5266 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5267 (__mips16_ret_sc, __mips16_ret_dc): New.
5268 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5269 STUB_ARGS_6, STUB_ARGS_10): New.
5270 (CALL_STUB_NO_RET): New.
5271 (__mips16_call_stub_1): Macro-ified.
5272 (__mips16_call_stub_5): Macro-ified.
5273 (__mips16_call_stub_2): Macro-ified.
5274 (__mips16_call_stub_6): Macro-ified.
5275 (__mips16_call_stub_9): Macro-ified.
5276 (__mips16_call_stub_10): Macro-ified.
5277 (CALL_STUB_RET): New.
5278 (__mips16_call_stub_sf_0): Macro-ified.
5279 (__mips16_call_stub_sf_1): Macro-ified.
5280 (__mips16_call_stub_sf_5): Macro-ified.
5281 (__mips16_call_stub_sf_2): Macro-ified.
5282 (__mips16_call_stub_sf_6): Macro-ified.
5283 (__mips16_call_stub_sf_9): Macro-ified.
5284 (__mips16_call_stub_sf_10): Macro-ified.
5285 (__mips16_call_stub_df_0): Macro-ified.
5286 (__mips16_call_stub_df_1): Macro-ified.
5287 (__mips16_call_stub_df_5): Macro-ified.
5288 (__mips16_call_stub_df_2): Macro-ified.
5289 (__mips16_call_stub_df_6): Macro-ified.
5290 (__mips16_call_stub_df_9): Macro-ified.
5291 (__mips16_call_stub_df_10): Macro-ified.
5292 (__mips16_call_stub_sc_0): New.
5293 (__mips16_call_stub_sc_1): New.
5294 (__mips16_call_stub_sc_5): New.
5295 (__mips16_call_stub_sc_2): New.
5296 (__mips16_call_stub_sc_6): New.
5297 (__mips16_call_stub_sc_9): New.
5298 (__mips16_call_stub_sc_10): New.
5299 (__mips16_call_stub_dc_0): New.
5300 (__mips16_call_stub_dc_1): New.
5301 (__mips16_call_stub_dc_5): New.
5302 (__mips16_call_stub_dc_2): New.
5303 (__mips16_call_stub_dc_6): New.
5304 (__mips16_call_stub_dc_9): New.
5305 (__mips16_call_stub_dc_10): New.
5307 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5308 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5309 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5311 2007-05-23 Ian Lance Taylor <iant@google.com>
5313 * doc/invoke.texi (Invoking GCC): Document that the order of the
5316 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5319 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5320 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5321 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5325 * config/score/score.c (score_print_operand): Make sure that only
5326 lower bits are used.
5328 2007-05-22 Ian Lance Taylor <iant@google.com>
5330 * tree-vrp.c (avoid_overflow_infinity): New static function,
5331 broken out of set_value_range_to_value.
5332 (set_value_range_to_value): Call avoid_overflow_infinity.
5333 (extract_range_from_assert): Likewise.
5335 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5338 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5339 change the type before looking for a COMPOUND_EXPR.
5341 2007-05-22 Ian Lance Taylor <iant@google.com>
5343 * lower-subreg.c (decompose_multiword_subregs): If we change an
5344 insn, call remove_retval_note on it.
5346 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5348 * regs.h (end_hard_regno): New function.
5349 (END_HARD_REGNO, END_REGNO): New macros.
5350 (add_to_hard_reg_set): New function.
5351 (remove_from_hard_reg_set): Likewise.
5352 (in_hard_reg_set_p): Likewise.
5353 (overlaps_hard_reg_set_p): Likewise.
5354 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5355 (note_btr_set): Use END_HARD_REGNO.
5356 * caller-save.c (setup_save_areas): Use end_hard_regno.
5357 (mark_set_regs): Use END_HARD_REGNO.
5358 (add_stored_regs): Use end_hard_regno.
5359 (mark_referenced_regs): Use add_to_hard_reg_set.
5360 * combine.c (update_table_tick): Use END_REGNO.
5361 (record_value_for_reg): Likewise.
5362 (record_dead_and_set_regs): Likewise.
5363 (get_last_value_validate): Likewise.
5364 (use_crosses_set_p): Likewise.
5365 (reg_dead_at_p_1): Likewise.
5366 (reg_dead_at_p): Likewise.
5367 (mark_used_regs_combine): Use add_to_hard_reg_set.
5368 (move_deaths): Use END_HARD_REGNO.
5369 (reg_bitfield_target_p): Use end_hard_regno.
5370 (distribute_notes): Use END_HARD_REGNO.
5371 * cse.c (mention_regs): Use END_REGNO.
5372 (insert): Use add_to_hard_reg_set.
5373 (invalidate): Use END_HARD_REGNO.
5374 (invalidate_for_call): Likewise.
5375 (exp_equiv_p): Use END_REGNO.
5376 (cse_insn): Likewise.
5377 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5378 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5379 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5380 * function.c (keep_stack_depressed): Use end_hard_regno.
5381 * global.c (global_alloc): Use end_hard_regno.
5382 (global_conflicts): Use add_to_hard_reg_set instead of
5384 (find_reg): Likewise.
5385 (mark_reg_store): Likewise.
5386 (mark_reg_conflicts): Likewise.
5387 (mark_reg_death): Use remove_from_hard_reg_set.
5388 (mark_reg_live_nc): Delete.
5389 (set_preference): Use end_hard_regno.
5390 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5391 remove_from_hard_reg_set.
5392 (post_mark_life): Use add_to_hard_reg_set.
5393 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5394 (reg_becomes_live): Use add_to_hard_reg_set.
5395 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5396 (peep2_find_free_register): Use add_to_hard_reg_set.
5397 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5398 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5399 * regrename.c (note_sets): Use add_to_hard_reg_set.
5400 (clear_dead_regs): Use remove_from_hard_reg_set.
5401 (regrename_optimize): Use add_to_hard_reg_set.
5402 (find_oldest_value_reg): Use in_hard_reg_set_p.
5403 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5404 (hard_reg_set_here_p): Use end_hard_regno.
5405 (decompose): Likewise.
5406 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5407 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5408 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5409 (mark_home_live): Use end_hard_regno.
5410 (spill_hard_reg): Likewise.
5411 (clear_reload_reg_in_use): Likewise.
5412 * reorg.c (delete_prior_computation): Use END_REGNO.
5413 * resource.c (update_live_status): Use END_HARD_REGNO.
5414 (mark_referenced_resources): Use add_to_hard_reg_set.
5415 (mark_set_resources): Likewise.
5416 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5417 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5418 (reg_overlap_mentioned_p): Likewise.
5419 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5420 (covers_regno_no_parallel_p): Use END_REGNO.
5421 (find_regno_note): Likewise.
5422 (find_reg_fusage): Use END_HARD_REGNO.
5423 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5424 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5426 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5428 * mode-switching.c (reg_dies): Change type of second argument to
5430 (optimize_mode_switching): Update accordingly.
5432 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5434 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5436 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5437 (hard_reg_set_empty_p): ...these new functions.
5438 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5439 GO_IF_HARD_REG_SUBSET.
5440 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5441 instead of GO_IF_HARD_REG_EQUAL.
5442 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5443 instead of GO_IF_HARD_REG_EQUAL.
5444 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5445 GO_IF_HARD_REG_SUBSET.
5446 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5447 GO_IF_HARD_REG_EQUAL.
5448 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5449 of GO_IF_HARD_REG_SUBSET.
5450 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5451 instead of GO_IF_HARD_REG_EQUAL.
5452 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5453 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5454 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5455 of GO_IF_HARD_REG_SUBSET,
5456 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5457 GO_IF_HARD_REG_SUBSET.
5458 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5459 instead of GO_IF_HARD_REG_EQUAL.
5460 * config/sh/sh.c (push_regs, calc_live_regs): Use
5461 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5462 (hard_regs_intersect_p): Delete.
5464 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5466 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5468 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5469 Richard Henderson <rth@redhat.com>
5471 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5473 (x86_64-*-*): Likewise.
5475 * i386/i386-modes.def (V2QI): New.
5477 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5479 (override_options): Support SSE4.1.
5480 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5481 (IX86_BUILTIN_BLENDPS): Likewise.
5482 (IX86_BUILTIN_BLENDVPD): Likewise.
5483 (IX86_BUILTIN_BLENDVPS): Likewise.
5484 (IX86_BUILTIN_PBLENDVB128): Likewise.
5485 (IX86_BUILTIN_PBLENDW128): Likewise.
5486 (IX86_BUILTIN_DPPD): Likewise.
5487 (IX86_BUILTIN_DPPS): Likewise.
5488 (IX86_BUILTIN_INSERTPS128): Likewise.
5489 (IX86_BUILTIN_MOVNTDQA): Likewise.
5490 (IX86_BUILTIN_MPSADBW128): Likewise.
5491 (IX86_BUILTIN_PACKUSDW128): Likewise.
5492 (IX86_BUILTIN_PCMPEQQ): Likewise.
5493 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5494 (IX86_BUILTIN_PMAXSB128): Likewise.
5495 (IX86_BUILTIN_PMAXSD128): Likewise.
5496 (IX86_BUILTIN_PMAXUD128): Likewise.
5497 (IX86_BUILTIN_PMAXUW128): Likewise.
5498 (IX86_BUILTIN_PMINSB128): Likewise.
5499 (IX86_BUILTIN_PMINSD128): Likewise.
5500 (IX86_BUILTIN_PMINUD128): Likewise.
5501 (IX86_BUILTIN_PMINUW128): Likewise.
5502 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5503 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5504 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5505 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5506 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5507 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5508 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5509 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5510 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5511 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5512 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5513 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5514 (IX86_BUILTIN_PMULDQ128): Likewise.
5515 (IX86_BUILTIN_PMULLD128): Likewise.
5516 (IX86_BUILTIN_ROUNDPD): Likewise.
5517 (IX86_BUILTIN_ROUNDPS): Likewise.
5518 (IX86_BUILTIN_ROUNDSD): Likewise.
5519 (IX86_BUILTIN_ROUNDSS): Likewise.
5520 (IX86_BUILTIN_PTESTZ): Likewise.
5521 (IX86_BUILTIN_PTESTC): Likewise.
5522 (IX86_BUILTIN_PTESTNZC): Likewise.
5523 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5524 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5525 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5526 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5527 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5529 (bdesc_sse_3arg): Likewise.
5530 (bdesc_2arg): Likewise.
5531 (bdesc_1arg): Likewise.
5532 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5534 (ix86_expand_sse_4_operands_builtin): New.
5535 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5536 smaller than 8 bits as the 2nd arg.
5537 (ix86_expand_sse_ptest): New.
5538 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5539 (ix86_expand_vector_set): Support SSE4.1.
5540 (ix86_expand_vector_extract): Likewise.
5542 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5543 __SSE4_1__ for -msse4.1.
5545 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5546 (UNSPEC_INSERTPS): Likewise.
5547 (UNSPEC_DP): Likewise.
5548 (UNSPEC_MOVNTDQA): Likewise.
5549 (UNSPEC_MPSADBW): Likewise.
5550 (UNSPEC_PHMINPOSUW): Likewise.
5551 (UNSPEC_PTEST): Likewise.
5552 (UNSPEC_ROUNDP): Likewise.
5553 (UNSPEC_ROUNDS): Likewise.
5555 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5557 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5558 (const_pow2_1_to_32768_operand): Likewise.
5560 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5563 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5565 (sse4_1_insertps): Likewise.
5566 (*sse4_1_extractps): Likewise.
5567 (sse4_1_ptest): Likewise.
5568 (sse4_1_mulv2siv2di3): Likewise.
5569 (*sse4_1_mulv4si3): Likewise.
5570 (*sse4_1_smax<mode>3): Likewise.
5571 (*sse4_1_umax<mode>3): Likewise.
5572 (*sse4_1_smin<mode>3): Likewise.
5573 (*sse4_1_umin<mode>3): Likewise.
5574 (sse4_1_eqv2di3): Likewise.
5575 (*sse4_1_pinsrb): Likewise.
5576 (*sse4_1_pinsrd): Likewise.
5577 (*sse4_1_pinsrq): Likewise.
5578 (*sse4_1_pextrb): Likewise.
5579 (*sse4_1_pextrb_memory): Likewise.
5580 (*sse4_1_pextrw_memory): Likewise.
5581 (*sse4_1_pextrq): Likewise.
5582 (sse4_1_blendpd): Likewise.
5583 (sse4_1_blendps): Likewise.
5584 (sse4_1_blendvpd): Likewise.
5585 (sse4_1_blendvps): Likewise.
5586 (sse4_1_dppd): Likewise.
5587 (sse4_1_dpps): Likewise.
5588 (sse4_1_movntdqa): Likewise.
5589 (sse4_1_mpsadbw): Likewise.
5590 (sse4_1_packusdw): Likewise.
5591 (sse4_1_pblendvb): Likewise.
5592 (sse4_1_pblendw): Likewise.
5593 (sse4_1_phminposuw): Likewise.
5594 (sse4_1_extendv8qiv8hi2): Likewise.
5595 (*sse4_1_extendv8qiv8hi2): Likewise.
5596 (sse4_1_extendv4qiv4si2): Likewise.
5597 (*sse4_1_extendv4qiv4si2): Likewise.
5598 (sse4_1_extendv2qiv2di2): Likewise.
5599 (*sse4_1_extendv2qiv2di2): Likewise.
5600 (sse4_1_extendv4hiv4si2): Likewise.
5601 (*sse4_1_extendv4hiv4si2): Likewise.
5602 (sse4_1_extendv2hiv2di2): Likewise.
5603 (*sse4_1_extendv2hiv2di2): Likewise.
5604 (sse4_1_extendv2siv2di2): Likewise.
5605 (*sse4_1_extendv2siv2di2): Likewise.
5606 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5607 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5608 (sse4_1_zero_extendv4qiv4si2): Likewise.
5609 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5610 (sse4_1_zero_extendv2qiv2di2): Likewise.
5611 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5612 (sse4_1_zero_extendv4hiv4si2): Likewise.
5613 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5614 (sse4_1_zero_extendv2hiv2di2): Likewise.
5615 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5616 (sse4_1_zero_extendv2siv2di2): Likewise.
5617 (*sse4_1_zero_extendv2siv2di2): Likewise.
5618 (sse4_1_roundpd): Likewise.
5619 (sse4_1_roundps): Likewise.
5620 (sse4_1_roundsd): Likewise.
5621 (sse4_1_roundss): Likewise.
5622 (mulv4si3): Don't expand for SSE4.1.
5623 (smax<mode>3): Likewise.
5624 (umaxv4si3): Likewise.
5625 (uminv16qi3): Likewise.
5626 (umin<mode>3): Likewise.
5627 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5629 * doc/extend.texi: Document SSE4.1 built-in functions.
5631 * doc/invoke.texi: Document -msse4.1.
5633 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5635 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5636 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5637 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5638 (ASM_SPEC): Add asm_pcrel_spec.
5639 (EXTRA_SPECS): Add asm_pcrel_spec.
5641 2007-05-21 David Daney <ddaney@avtrex.com>
5643 * doc/install.texi (Building a cross compiler): Add requirements
5644 for Java cross compiler.
5646 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5649 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5650 Add loopno argument. Use evolution_function_is_invariant_rec_p
5651 instead of evolution_function_is_constant_p.
5652 Update calls to evolution_function_is_affine_multivariate_p.
5653 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5654 Add loopno argument.
5655 * tree-scalar-evolution.c (gather_chrec_stats): Call
5656 evolution_function_is_affine_multivariate_p with a loop
5658 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5659 (analyze_overlapping_iterations): Likewise.
5660 (access_functions_are_affine_or_constant_p): Likewise.
5661 (build_classic_dist_vector_1): If the access functions
5662 are equal, don't do anything.
5664 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5665 Paolo Carlini <pcarlini@suse.de>
5666 Uros Bizjak <ubizjak@gmail.com>
5668 * c-cppbuiltin.c (c_cpp_builtins): Define
5669 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5670 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5671 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5672 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5674 2007-05-21 Mike Stump <mrs@apple.com>
5676 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5678 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5680 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5682 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5683 implementation if __OPTIMIZE__ is not defined.
5684 (_mm_alignr_pi8): Ditto.
5685 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5686 (_mm_inserti_si64): Ditto.
5687 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5688 (_mm_slli_epi16): Ditto.
5689 (_mm_slli_epi32): Ditto.
5690 (_mm_slli_epi64): Ditto.
5691 (_mm_srai_epi16): Ditto.
5692 (_mm_srai_epi32): Ditto.
5693 (_mm_srli_si128): Ditto.
5694 (_mm_slli_si128): Ditto.
5695 (_mm_srli_epi16): Ditto.
5696 (_mm_srli_epi32): Ditto.
5697 (_mm_srli_epi64): Ditto.
5698 (_mm_extract_epi16): Ditto.
5699 (_mm_insert_epi16): Ditto.
5700 (_mm_shufflehi_epi16): Ditto.
5701 (_mm_shufflelo_epi16): Ditto.
5702 (_mm_shuffle_epi32): Ditto.
5703 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5705 (_mm_insert_pi16): Ditto.
5707 (_mm_shuffle_pi16): Ditto.
5709 (_mm_shufle_ps): Ditto.
5710 (_mm_prefetch): Ditto.
5712 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5714 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5715 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5716 * real.c (encode_i370_single, decode_i370_single,
5717 encode_i370_double, decode_i370_double): Functions removed.
5718 (i370_single_format, i370_double_format): Initializations removed.
5719 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5720 Consider the log2_b field to always be one.
5721 (ieee_single_format, mips_single_format, coldfire_single_format,
5722 ieee_double_format, mips_double_format, coldfire_double_format,
5723 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5724 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5725 ibm_extended_format, mips_extended_format, ieee_quad_format,
5726 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5727 decimal_single_format, decimal_double_format, decimal_quad_format,
5728 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5729 initialization of log2_b.
5730 * real.h (i370_single_format, i370_double_format): Declarations
5732 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5733 field to always be one.
5735 2007-05-21 Andreas Schwab <schwab@suse.de>
5737 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5738 NOTE_INSN_BASIC_BLOCK_P.
5739 (process_for_unwind_directive): Likewise.
5741 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5743 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5744 * function.h (struct function): Move va_list_gpr_size,
5745 va_list_fpr_size, function_frequency to front of bitfields. Add
5747 (current_function_calls_unwind_init): New.
5748 * except.c (expand_builtin_unwind_init): Set
5749 current_function_calls_unwind_init not
5750 current_function_has_nonlocal_label.
5751 * reload1.c (has_nonexceptional_receiver): New.
5752 (reload): Use it and current_function_calls_unwind_init to
5753 determine whether call-saved regs must be saved.
5755 2007-05-20 Jan Hubicka <jh@suse.cz>
5757 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5758 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5759 * ddg.c (create_ddg): LIkewise.
5760 * final.c (final): Remove hunk moving line number notes around since
5761 they are no longer present at this stage.
5762 (final_scan_insn): Use NOTE_KIND instead of
5763 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5764 (output_asm_label): Likewise.
5765 * reorg.c (dbr_schedule): Likewise.
5766 * haifa-sched.c (unlink_other_notes): Likewise.
5767 * mode-switching.c (optimize_mode_switching): Likewise.
5768 * graph.c (start_bb): Likewise.
5769 * rtl.def (NOTE): Update description.
5770 * jump.c (squeeze_notes): Delete.
5771 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5772 NOTE_INSN_BASIC_BLOCK_P when possible.
5773 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5774 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5775 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5776 (dwarf2out_var_location): Likewise.
5777 * cfgbuild.c (make_edges): Likewise.
5778 (find_basic_blocks_1): Likewise.
5779 * function.c (reorder_blocks_1): Likewise.
5780 (epilogue_done): Likewise.
5781 (reposition_prologue_and_epilogue_notes): Likewise.
5782 * print-rtl.c (print_rtx): Likewise; drop code for printing
5784 (print_rtl): Likewise.
5785 (print_rtl_single): Likewise.
5786 * gcse.c (insert_insn_start_bb): Likewise.
5787 * alias.c (init_alias_analysis): Likewise.
5788 * calls.c (fixup_tail_calls): Likewise.
5789 * except.c (sjlj_emit_function_enter): Likewise.
5790 * emit-rtl.c (add_insn_after): Likeiwse.
5791 (emit_label_before): Likewise.
5792 (emit_label_after): Likewise.
5793 (emit_note_before, emit_note_after, emit_note): Update
5794 parameter to be enum insn_note; do not deal with source
5796 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5797 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5799 (merge_blocks_move_successor_nojumps): Simplify now when
5800 we don't have BLOCK notes.
5801 (try_optimize_cfg): Likewise.
5802 * cfglayout.c (skip_insns_after_block): Likewise.
5803 (record_effective_endpoints): Likewise.
5804 (duplicate_insn_chain): Likewise.
5805 * varasm.c (output_constant_pool_1): Likewise.
5806 * sched-deps.c (sched_analyze): Likewise.
5807 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5809 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5810 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5811 (SET_INSN_DELETED): Simplify.
5812 (NOTE_LINE_NUMBER): Exterminate.
5813 (NOTE_LINE_KIND): New.
5814 (NOTE_INSN_BASIC_BLOCK_P): Update.
5815 (enum insn_note): Simplify.
5816 (GET_NOTE_INSN_NAME) Simplify.
5817 (emit_note_before, emit_note_after, emit_note): Update prototype.
5818 (squeeze_notes): Remove.
5819 * sched-int.h (NOTE_NOT_BB_P): Update.
5820 * resource.c (mark_target_live_regs): Update.
5821 * sched-rgn.c (debug_dependencies): Update.
5822 * sched-vis.c (print_insn): Update.
5823 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5824 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5825 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5826 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5827 (split_branches): Update.
5828 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5830 (sh_adjust_unroll_max): Exterminate.
5831 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5832 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5833 (m68hc11_reorg): Likewise.
5834 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5835 (emit_predicate_relation_info): Update.
5836 (process_for_unwind_directive): Update.
5837 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5838 (output_call): Update.
5839 * config/pa/pa.c (output_lbranch): Update.
5840 (output_millicode_call): Update.
5841 (output_call): Update.
5842 (pa_combine_instructions): Update.
5843 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5844 * config/bfin/bfin.c (gen_one_bundle): Update.
5845 * cfgrtl.c (can_delete_note_p): Update.
5846 (delete_insn): Update.
5847 (rtl_merge_blocks): Update.
5848 (commit_one_edge_insertion): Update.
5849 (rtl_verify_flow_info): Update.
5850 * stmt.c (expand_case): Do not call squeeze_notes.
5852 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5859 * c.opt (Wtype-limits): New.
5860 * doc/invoke.texi (Wtype-limits): Document it.
5861 (Wextra): Enabled by -Wextra.
5862 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5863 * c-common.c (shorten_compare): Warn with Wtype-limits.
5865 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5867 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5868 inlined function, not as a macro.
5869 (_mm_alignr_pi8): Ditto.
5870 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5871 (_mm_inserti_si64): Ditto.
5872 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5873 (_mm_extract_epi16): Ditto.
5874 (_mm_insert_epi16): Ditto.
5875 (_mm_shufflehi_epi16): Ditto.
5876 (_mm_shufflelo_epi16): Ditto.
5877 (_mm_shuffle_epi32): Ditto.
5878 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5879 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5881 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5883 (_m_to_float): Use C89 compatible assignment.
5885 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5888 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5890 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5893 * doc/invoke.texi (Wreturn-type): Complete description.
5894 (Wextra): Delete item about return-type warning.
5895 * c-decl.c: Delete redundant Wextra warning.
5897 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5901 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5902 inlined function, not as a macro.
5903 (_mm_prefetch): Ditto.
5905 (_mm_insert_pi16): Ditto.
5907 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5908 (_m_pshufw): Ditto. Add const to __N argument.
5909 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5910 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5911 (_mm_slli_epi32): Ditto.
5912 (_mm_srli_si128): Implement as always inlined function, not as a
5913 macro. Add __inline to function declaration.
5914 (_mm_slli_si128): Ditto.
5916 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5918 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5919 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5921 (struct fenv): New structure.
5922 (FP_HANDLE_EXCEPTIONS): New define.
5923 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5924 (_FP_DECL_EXP): New define.
5925 (FP_INIT_ROUNDMODE): New define.
5926 (FP_ROUNDMODE): New define.
5928 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5930 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5931 (Wconversion): Update description.
5932 (Wconversion-sign): New.
5933 * c.opt (Wconversion-sign): New.
5934 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5935 means disabled for C++. Otherwise, take the status of Wconversion.
5936 * c-common.c (conversion_warning): Warn with either Wconversion or
5938 (warnings_for_convert_and_check): Conditions are already checked by
5940 (convert_and_check): Don't check warnings if the conversion failed.
5942 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5943 Anatoly Sokolov <aesok@dol.ru>
5945 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5946 avr_epilogue_uses) : Add declaration.
5947 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5948 * config/avr/constraints.md (R): New constraint.
5949 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5950 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5951 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5952 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5953 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5954 call_prologue_saves, epilogue_restores, return_from_epilogue,
5955 return_from_main_epilogue, return_from_interrupt_epilogue,
5956 return_from_naked_epilogue, prologue, epilogue): New patterns.
5957 (jump): Handle symbol reference.
5958 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5959 avr_output_function_prologue, avr_output_function_epilogue): Remove
5961 (avr_init_machine_status, expand_prologue, expand_epilogue,
5962 avr_asm_function_end_prologue, avr_epilogue_uses,
5963 avr_asm_function_begin_epilogue): New functions.
5964 (prologue_size, epilogue_size, jump_tables_size): Remove global
5966 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5967 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5968 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5969 (avr_override_options): Initialise init_machine_status.
5970 (output_movhi): Handle all stack pointer loads.
5971 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5972 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5973 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5974 (EPILOGUE_USES) Redefine.
5975 (machine_function) Declare.
5977 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5979 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5980 Use a single return statement.
5982 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5985 * builtins.c (do_mpfr_lgamma_r): New.
5986 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5987 * tree.h (CASE_FLT_FN_REENT): New.
5989 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5991 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5992 (output_die): Use 'unsigned long' with %x.
5993 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5994 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5995 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5997 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5999 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6004 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6005 true if function has no argument.
6007 2007-05-18 DJ Delorie <dj@redhat.com>
6009 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6010 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6012 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6014 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6015 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6016 count_trailing_zeros.
6017 (__i386__): Implement count_leading_zeros using __builtin_clz().
6018 Implement count_trailing_zeros usign __builtin_ctz().
6020 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6022 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6024 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6027 * expr.c (emit_move_change_mode): Change mode of push operands here.
6029 2007-05-17 Ian Lance Taylor <iant@google.com>
6031 PR tree-optimization/31953
6032 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6034 (set_value_range_to_null): Call set_value_range_to_value.
6035 (extract_range_from_comparison): Likewise.
6037 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6039 * toplev.c (print_version): Output GMP/MPFR version info.
6041 * builtins.c (CASE_MATHFN_REENT): New macro.
6042 (mathfn_built_in): Use it.
6043 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6044 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6045 BUILT_IN_LGAMMAL_R): New.
6046 * doc/extend.texi: Document new builtins.
6049 * builtins.c (do_mpfr_remquo): New.
6050 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6051 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6054 * builtins.c (fold_builtin_1): Handle y0, y1.
6055 (fold_builtin_2): Handle yn.
6058 * builtins.c (do_mpfr_bessel_n): New.
6059 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6060 (fold_builtin_2): Handle BUILT_IN_JN.
6062 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6065 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6066 TYPE_PRECISION (intmax_type_node).
6068 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6071 * reload.c (subst_reloads): Remove checking.
6073 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6075 PR rtl-optimization/31691
6076 * combine.c (simplify_set): Build a new src pattern instead of
6077 substituting its operands in the COMPARE case.
6079 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6081 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6082 (execute_vrp): Preserve loops through jump threading.
6083 * tree-ssa-threadupdate.c (thread_single_edge,
6084 dbds_continue_enumeration_p, determine_bb_domination_status,
6085 thread_through_loop_header): New functions.
6086 (create_edge_and_update_destination_phis,
6087 create_edge_and_update_destination_phis): Set loops for the new blocks.
6088 (prune_undesirable_thread_requests): Removed.
6089 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6091 (thread_block): Do not call prune_undesirable_thread_requests.
6093 (mark_threaded_blocks): Select edges to thread here.
6094 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6095 Thread edges through loop headers independently.
6096 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6097 * tree-pass.h (TODO_mark_first_instance): New.
6098 (first_pass_instance): Declare.
6099 * cfghooks.c (duplicate_block): Put the block to the original loop
6100 if copy is not specified.
6101 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6102 jump threading. Pass may_peel_loop_headers to
6103 thread_through_all_blocks according to first_pass_instance.
6104 * cfgloop.h (create_preheader): Declare.
6105 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6106 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6107 * passes.c (first_pass_instance): New variable.
6108 (next_pass_1): Set TODO_mark_first_instance.
6109 (execute_todo): Set first_pass_instance.
6111 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6113 PR tree-optimization/24659
6114 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6115 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6116 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6117 OTI_vec_pack_ufix_trunc.
6118 (vec_unpacks_float_hi_optab): Define new macro.
6119 (vec_unpacks_float_lo_optab): Ditto.
6120 (vec_unpacku_float_hi_optab): Ditto.
6121 (vec_unpacku_float_lo_optab): Ditto.
6122 (vec_pack_sfix_trunc_optab): Ditto.
6123 (vec_pack_ufix_trunc_optab): Ditto.
6124 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6125 and vec_pack_[s|u]fix_trunc_optab using
6126 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6127 * tree-vectorizer.c (supportable_widening_operation): Handle
6128 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6129 (supportable_narrowing_operation): New function.
6130 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6131 * tree-vect-transform.c (vectorizable_conversion): Handle
6132 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6133 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6134 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6135 to check for target support.
6136 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6137 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6138 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6139 for VEC_PACK_FIX_TRUNC_EXPR.
6140 (expand_binop): Special case mode of the result for
6141 vec_pack_[u|s]fix_trunc_optab.
6142 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6143 vec_pack_[u|s]fix_trunc_optab.
6145 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6146 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6147 * tree-pretty-print.c (dump_generic_node): Handle
6148 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6149 VEC_PACK_FIX_TRUNC_EXPR.
6151 * expr.c (expand_expr_real_1): Ditto.
6152 * tree-inline.c (estimate_num_insns_1): Ditto.
6153 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6155 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6156 (vec_unpacks_float_lo_v8hi): Ditto.
6157 (vec_unpacku_float_hi_v8hi): Ditto.
6158 (vec_unpacku_float_lo_v8hi): Ditto.
6159 (vec_unpacks_float_hi_v4si): Ditto.
6160 (vec_unpacks_float_lo_v4si): Ditto.
6161 (vec_pack_sfix_trunc_v2df): Ditto.
6163 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6165 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6166 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6167 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6168 [vec_pack_ufix_trunc]: Ditto.
6169 [vec_unpacks_float_hi]: Ditto.
6170 [vec_unpacks_float_lo]: Ditto.
6171 [vec_unpacku_float_hi]: Ditto.
6172 [vec_unpacku_float_lo]: Ditto.
6174 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6176 * soft-fp/README: Update for new files.
6177 * soft-fp/floattisf.c: New file.
6178 * soft-fp/floattidf.c: New file.
6179 * soft-fp/floattitf.c: New file.
6180 * soft-fp/floatuntisf.c: New file.
6181 * soft-fp/floatuntidf.c: New file.
6182 * soft-fp/floatuntitf.c: New file.
6183 * soft-fp/fixsfti.c: New file.
6184 * soft-fp/fixdfti.c: New file.
6185 * soft-fp/fixtfti.c: New file.
6186 * soft-fp/fixunssfti.c: New file.
6187 * soft-fp/fixunsdfti.c: New file.
6188 * soft-fp/fixunstfti.c: New file.
6189 * soft-fp/extendxftf.c: New file.
6190 * soft-fp/trunctfxf.c: New file.
6192 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6193 (__trunctfxf2): Ditto.
6195 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6196 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6197 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6198 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6199 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6200 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6202 * config/i386/t-fprules-softfp64: New file.
6203 * config/i386/sfp-machine.h: New file.
6204 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6205 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6206 and soft-fp/t-softfp to tmake_file.
6207 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6208 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6210 * config/i386/t-linux64 (softfp_wrap_start): New.
6211 (softfp_wrap_end): New.
6212 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6213 supported for TARGET_64BIT.
6215 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6217 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6218 c_common_unsigned_type behavior.
6220 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6222 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6225 2007-05-16 Eric Christopher <echristo@apple.com>
6227 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6228 saving after stack push. Set sp_offset whenever we push.
6229 (rs6000_emit_epilogue): Move altivec register restore before
6232 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6234 * configure.ac: Allow sysroots to be relocated under $prefix as
6235 well as $exec_prefix.
6236 * configure: Regenerate.
6238 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6242 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6244 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6245 (gcc_tooldir): Likewise.
6246 * configure: Regenerate.
6247 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6248 old configure.ac gcc_tooldir setting.
6249 (prefix_to_exec_prefix): New variable.
6250 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6251 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6253 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6255 * c-typeck.c (build_binary_op): Return early for error.
6257 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6259 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6260 struct nb_iter_bound.
6261 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6262 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6263 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6264 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6265 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6266 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6267 (del_scev_info): Use ggc_free.
6268 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6269 * loop-init.c: Include ggc.h.
6270 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6271 (loop_optimizer_finalize): Use ggc_free.
6272 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6273 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6274 pass_iv_optimize): Add TODO_ggc_collect.
6275 * function.h (struct function): Remove skip marker from
6277 * cfgloop.c: Include ggc.h.
6278 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6280 (establish_preds): Vector superloops is gc allocated.
6281 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6283 (flow_loops_find): Vector larray is gc allocated.
6284 (loop_exit_free): Use ggc_free.
6285 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6286 that head of exits list is now not a part of struct loop.
6287 (record_loop_exits): Allocate exits table in gc memory.
6288 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6289 that head of exits list is now not a part of struct loop.
6290 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6291 struct loop_exit): Add GTY marker.
6292 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6293 Add skip marker to aux field. Make head of exits list a separate
6295 (struct loops): Add GTY marker. Make larray vector gc allocated.
6296 Add param marker to exits table.
6297 (get_loops): Type changed.
6298 * Makefile.in (tree-scalar-evolution.o): Add
6299 gt-tree-scalar-evolution.h dependency.
6300 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6301 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6302 * basic-block.h (struct basic_block_def): Remove skip marker from
6305 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6307 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6308 of 0 in the call to expand_expr().
6309 (expand_builtin_mathfn_3): Ditto.
6310 (expand_builtin_interclass_mathfn): Ditto.
6311 (expand_builtin_cexpi): Ditto.
6312 (expand_builtin_int_roundingfn): Ditto.
6313 (expand_builtin_int_roundingfn_2): Ditto.
6314 (expand_builtin_pow): Ditto.
6315 (expand_builtin_powi): Ditto.
6316 (expand_builtin_bswap): Ditto.
6317 (expand_builtin_unop): Ditto.
6318 (expand_builtin_fabs): Ditto.
6319 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6320 the call to expand_expr().
6321 (expand_builtin_sync_operation): Ditto.
6322 (expand_builtin_compare_and_swap): Ditto.
6323 (expand_builtin_lock_test_and_set): Ditto.
6324 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6325 instead of 0 in the call to expand_expr().
6326 (expand_builtin_extract_return_addr): Ditto.
6327 (expand_builtin_eh_return): Ditto.
6328 (expand_eh_return): Ditto.
6329 * explow.c (expr_size): Ditto.
6330 * expr.c (optimize_bitfield_assignment_op): Ditto.
6331 (expand_assignement): Ditto.
6332 (store_expr): Ditto.
6333 (store_field): Ditto.
6334 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6335 the call to expand_expr().
6336 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6337 in the call to expand_expr().
6338 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6339 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6340 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6342 * optabs.c (expand_vec_shift_expr): Ditto.
6343 (expand_vec_cond_expr): Ditto.
6344 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6345 call to expand_expr().
6346 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6347 in the call to expand_expr().
6349 2007-05-14 Dave Korn <dave.korn@artimi.com>
6351 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6353 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6355 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6356 instead of c_common_unsigned_type.
6357 (c_common_unsigned_type): Remove.
6358 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6359 c_common_unsigned_type.
6360 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6361 c_common_unsigned_type.
6362 * c-common.h (c_common_unsigned_type): Remove.
6363 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6364 c_common_unsigned_type.
6365 * c-format.c (check_format_types): Use unsigned_type_for instead of
6366 c_common_unsigned_type.
6367 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6368 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6369 of c_common_unsigned_type.
6370 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6371 lang_hooks.types.unsigned_type.
6372 * expmed.c (make_tree): Use unsigned_type_for instead of
6373 lang_hooks.types.unsigned_type.
6374 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6375 lang_hooks.types.unsigned_type.
6376 (build_range_check): Likewise.
6377 (fold_unary): Likewise.
6378 (fold_binary): Likewise.
6379 (fold_ternary): Likewise.
6380 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6381 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6382 * tree.c (get_unsigned_type): New.
6383 (unsigned_type_for): Use get_unsigned_type instead of
6384 lang_hooks.types.unsigned_type.
6386 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6388 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6389 to m68k_get_function_kind. Update its prototype.
6390 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6392 (m68k_interrupt_function_p): Return enum m68k_function_type
6393 instead of bool. Rename to m68k_get_function_kind.
6394 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6396 (m68k_compute_frame_layout): Don't mark any register for save
6397 if an interrupt_thread attribute is specified.
6398 (m68k_hard_regno_rename_ok): Update a use of
6399 m68k_interrupt_function_p.
6400 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6401 m68k_interrupt_function_p.
6402 (m68k_function_type): New.
6403 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6404 for a function with an interrupt_thread attribute.
6405 * doc/extend.texi: Document the interrupt_thread attribute.
6407 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6409 Fix PR tree-optimization/31911
6410 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6411 if they didn't change the expression.
6413 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6415 * tree-scalar-evolution.c (resolve_mixers): Exported.
6416 * tree-scalar-evolution.h (resolve_mixers): Declare.
6417 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6418 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6419 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6420 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6421 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6422 strip_conversion, analyze_offset_expr, address_analysis,
6423 object_analysis, analyze_offset): Removed.
6424 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6425 split_constant_offset, canonicalize_base_object_address,
6426 object_address_invariant_in_loop_p, disjoint_objects_p,
6427 dr_may_alias_p, dr_address_invariant_p): New functions.
6428 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6429 and dr_analyze_alias.
6430 (initialize_data_dependence_relation): Use dr_may_alias_p
6431 and object_address_invariant_in_loop_p.
6432 (compute_self_dependence): Handle the case when
6433 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6434 (find_data_references_in_stmt): Restrict the analysis of data
6435 references to the given loop nest.
6436 (find_data_references_in_loop): Made static. Pass loop nest to
6437 find_data_references_in_stmt.
6438 (compute_data_dependences_for_loop): Use DR_VOPS.
6439 (free_data_ref): Free DR_VOPS.
6440 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6441 (struct innermost_loop_behavior): ... new.
6442 (struct base_object_info): Replaced by ...
6443 (struct indices): ... new.
6444 (struct dr_alias): New.
6445 (enum data_ref_type): Removed.
6446 (struct data_reference): Consist of struct innermost_loop_behavior,
6447 struct indices and struct dr_alias.
6448 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6449 (DR_MEMTAG): Renamed to ...
6450 (DR_SYMBOL_TAG): ... this.
6451 (find_data_references_in_loop): Declaration removed.
6452 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6453 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6454 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6455 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6457 2007-05-13 Revital Eres <eres@il.ibm.com>
6459 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6460 which walks virtual def-use chains to find redundant stores.
6461 (dse_optimize_stmt): Call it.
6463 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6465 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6466 * passes.c (init_optimization_passes): Move pass_jump_bypass
6469 * basic-block.h (bb_has_eh_pred): Fix style issue.
6471 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6473 PR rtl-optimization/31848
6474 * loop-invariant.c (move_invariant_reg): If we move an insn
6475 with a REG_EQUAL note, and that insn is not always executed,
6476 remove the REG_EQUAL note.
6478 2007-05-12 Richard Guenther <rguenther@suse.de>
6480 PR tree-optimization/31797
6481 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6482 propagate into a stmt that has volatile ops.
6484 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6486 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6487 (gcc_tooldir): Likewise.
6488 * configure: Regenerate.
6489 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6490 old configure.ac gcc_tooldir setting.
6491 (prefix_to_exec_prefix): New variable.
6492 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6493 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6495 2007-05-11 Silvius Rus <rus@google.com>
6497 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6498 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6499 * c-common.h (strict_aliasing_warning): Change return type.
6500 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6501 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6502 (build_c_cast): Condition call to strict_aliasing_warning.
6503 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6504 * flags.h (set_Wstrict_aliasing): Declare.
6505 * opts.c (set_Wstrict_alising): Define, add call to.
6506 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6507 * tree-ssa-alias-warnings.c: New file.
6508 * tree-ssa-alias.c (compute_may_aliases): Add call to
6509 strict_aliasing_warning_backend.
6511 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6513 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6514 Use loop_depth and loop_outer accessor functions.
6515 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6516 determine_invariantness_stmt, move_computations_stmt): Ditto.
6517 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6518 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6519 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6520 * tree-scalar-evolution.c (interpret_loop_phi,
6521 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6522 instantiate_parameters_1, scev_const_prop): Ditto.
6523 * cfghooks.c (make_forwarder_block): Ditto.
6524 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6525 * modulo-sched.c (loop_canon_p): Ditto.
6526 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6527 slpeel_can_duplicate_loop_p): Ditto.
6528 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6529 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6530 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6531 cancel_loop, verify_loop_structure): Ditto.
6532 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6533 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6534 superloops vector instead of "pred" array.
6535 (establish_preds): Take father loop as an argument. Initialize the
6537 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6538 Do not initialize loop->outer.
6539 (flow_loop_tree_node_remove): Truncate the superloops vector.
6540 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6541 "pred" merged to "superloops" vector.
6542 (loop_depth, loop_outer): New.
6543 (fel_init): Use loop_outer.
6545 2007-05-11 Jan Hubicka <jh@suse.cz>
6547 * cgraphunit.c: Include gt-cgraphunit.h
6548 (static_ctors, static_dtors): New static vars.
6549 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6550 based on implementation in c-common.c
6551 (cgraph_finalize_function): Call record_cdtor_fn.
6552 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6553 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6554 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6555 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6556 build_cdtor, c_build_cdtor_fns): Remove.
6557 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6558 c_build_cdtor_fns): Remove prototype.
6560 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6563 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6564 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6565 * builtins.c (fold_builtin_memchr): New.
6566 (expand_builtin_memchr): Call the latter.
6567 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6568 * doc/extend.texi ([Other built-in functions provided by GCC]):
6571 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6573 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6574 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6575 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6576 PFPO_OP1_TYPE_SHIFT): Constants added.
6577 (DFP_ALL): Mode macro defined.
6578 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6579 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6580 Insn definitions added.
6581 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6582 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6585 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6587 PR tree-optimization/31885
6588 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6589 NULL_TREE to be undetermined.
6590 (automatically_generated_chrec_p): Return false for NULL.
6592 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6594 * config/bfin/bfin.h (MOVE_RATIO): Define.
6596 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6598 * config.gcc (sparc-wrs-vxworks): New target.
6599 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6600 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6601 * config/sparc/sparc.h: Include vxworks-dummy.h.
6602 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6603 include LABEL_REFs too.
6604 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6605 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6607 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6609 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6610 (sparc_emit_call_insn): New function.
6611 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6612 functions when generating VxWorks PIC.
6613 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6614 (call, call_value): Use sparc_emit_call_insn instead of
6617 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6619 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6621 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6623 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6624 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6625 split_double instead of operand_subword.
6627 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6629 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6630 * config/bfin/bfin.c (bfin_local_alignment): New function.
6631 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6633 2007-05-08 Chao-ying Fu <fu@mips.com>
6635 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6636 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6637 (smsub_widen_optab, umsub_widen_optab): Define.
6638 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6640 * genopinit.c (optabs): Fill in smsub_widen_optab and
6642 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6643 and umsub_widen_optab to implement multiply-subtract sequences.
6644 * config/mips/mips.md (*msac<u>_di): Rename to...
6645 (<u>msubsidi4): ...this. Extend condition to include
6646 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6647 of operand 0 to "ka" and use the three-operand form of msub<u>
6649 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6652 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6654 PR rtl-optimization/28011
6655 * reload.c (push_reload): Set dont_share if IN appears in OUT
6656 also when IN is a PLUS rtx.
6657 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6660 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6662 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6663 call unshare_all_decls.
6664 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6665 (unshare_all_decls): Remove.
6667 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6670 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6673 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6674 Nigel Stephens <nigel@mips.com>
6676 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6677 Update comments and all uses.
6678 (MIN_FPRS_PER_FMT): Define.
6679 * config/mips/mips.c (function_arg): Fix to correctly handle
6680 the -mips32r2 -mfp64 -mabi=32 case.
6681 (override_options): Enable use of odd-numbered registers for
6682 SFmode values on MIPS32.
6683 (mips_save_reg_p): Save whole floating-point register pair if
6684 either half is used.
6685 (compute_frame_size): Fix comment.
6687 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6689 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6690 argument of type bool.
6691 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6692 argument. Safely select temporary P register according to it.
6693 (do_link): Change call site of add_to_reg accordingly.
6694 (do_unlink): Add epilogue_p as a fourth argument and pass it
6696 (expand_interrupt_handler_epilogue): Change call of do_unlink
6698 (bfin_expand_prologue): Add a third argument sibcall_p.
6699 * config/bfin/bfin.md (epilogue): Change call of
6700 bfin_expand_epilogue accordingly.
6701 (sibcall_epilogue): Likewise.
6702 (eh_return_internal): Likewise.
6704 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6705 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6706 * config/bfin/bfin.c (bfin_handle_option): Handle
6707 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6708 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6709 Support bf534, bf536 and bf561.
6710 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6712 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6715 * config/i386/i386.c (ix86_function_regparm): Process local
6716 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6718 2007-05-07 Mike Stump <mrs@apple.com>
6720 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6721 also checks for and while statements in C++.
6723 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6725 * gcc.c (at_file_supplied): New variable.
6726 (main): Set it if we expanded argv.
6727 (do_spec_1): Pass an @-file to the linker if we were called with
6728 an @-file argument and HAVE_GNU_LD.
6729 * collect2.c (at_file_supplied): New variable.
6730 (response_file): New variable.
6731 (collect_exit): Unlink response_file if necessary.
6732 (handler): Likewise.
6733 (do_wait): Likewise.
6734 (main): Set at_file_supplied if we expanded argv.
6735 (collect_execute): Pass an @-file to subprocesses if we were called
6736 with an @-file argument.
6737 * configure.ac: Add define for HAVE_GNU_LD.
6738 * configure: Regenerate.
6739 * config.in: Regenerate.
6741 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6743 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6749 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6751 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6752 (TARGET_ENCODE_SECTION_INFO): Re-define.
6753 (m32c_encode_section_info): New
6754 (function_vector_handler): New
6755 (current_function_special_page_vector): New
6756 (m32c_special_page_vector_p): New.
6757 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6759 * config/m32c/jump.md: Added instruction JSRS for functions
6760 with attribute "function_vector".
6761 * doc/extend.texi (function_vector): Added description
6762 for M16C, M32C targets.
6764 2007-05-07 DJ Delorie <dj@redhat.com>
6767 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6768 ashrpsi3, lshrpsi3): Update shift count constraint.
6770 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6771 Nathan Froyd <froydnj@codesourcery.com>
6774 * c-incpath.c (add_path): Strip trailing path separators.
6776 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6778 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6779 Free dominance info before purging EH edges.
6780 (eliminate_degenerate_phis): Likewise.
6781 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6783 2007-05-07 Jan Hubicka <jh@suse.cz>
6785 * gimplify.c (gimplify_expr): Do not crash when folding
6786 (void *)(int)&a + 4.
6788 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6791 * c-opts.c (lang_fortran): Make it non static.
6792 * c-common.h (lang_fortran): New prototype.
6793 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6794 -lang-fortran option was passed by the driver.
6796 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6798 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6799 of ASSERT_CHECKING. Tweak message.
6801 2007-05-06 Revital Eres <eres@il.ibm.com>
6804 * loop-unroll.c (insert_var_expansion_initialization):
6805 Initialize the expansions with -zero instead of +zero.
6807 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6809 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6810 into pic and non-pic versions. Mark r19 as used for
6811 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6812 for tgd_load, tld_load and tie_load .
6813 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6814 version of tgd_load, tld_load and tie_load depending on the
6817 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6818 Jakub Jelinek <jakub@redhat.com>
6820 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6821 (__do_global_dtors_aux): Use more paranoid loop to run
6822 destructors if HIDDEN_DTOR_LIST_END.
6823 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6825 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6827 * varasm.c (align_variable): Don't increase alignment for
6828 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6829 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6831 2007-05-04 Josh Conner <jconner@apple.com>
6833 * basic-block.h (cdi_direction): Assign values to all enumeration
6835 (dom_computed): Remove.
6836 (dom_info_state): New.
6837 (set_dom_info_availability): New.
6838 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6839 walk_data.dom_direction.
6840 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6841 instead of dom_computed[].
6842 (split_edge): Likewise.
6843 (create_basic_block): Likewise.
6844 (merge_blocks): Likewise.
6845 * ifcvt.c (find_if_header): Likewise.
6846 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6847 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6848 * tree-ssa.c (verify_ssa): Likewise.
6849 * tree-cfg.c (tree_verify_flow_info): Likewise.
6850 (remove_edge_and_dominated_blocks): Likewise.
6851 * dominance.c (dom_computed): Make static.
6852 (calc_dfs_tree_nonrec): Change third param to a bool.
6853 (calc_dfs_tree): Change second param to a bool.
6854 (calc_idioms): Change second param to a bool. Use
6855 dom_convert_dir_to_idx.
6856 (init_dom_info): Validate dir before using.
6857 (dom_convert_dir_to_idx): New.
6858 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6859 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6860 (free_dominance_info): Use dom_convert_dir_to_idx.
6861 (get_immediate_dominator): Likewise.
6862 (set_immediate_dominator): Likewise.
6863 (get_dominated_by): Likewise.
6864 (redirect_immediate_dominators): Likewise.
6865 (nearest_common_denominator): Likewise.
6866 (dominated_by_p): Likewise.
6867 (bb_dom_dfs_in): Likewise.
6868 (bb_dom_dfs_out): Likewise.
6869 (recount_dominator): Likewise.
6870 (iterate_fix_dominators): Likewise.
6871 (add_to_dominance_info): Likewise.
6872 (delete_from_dominance_info): Likewise.
6873 (first_dom_son): Likewise.
6874 (next_dom_son): Likewise.
6875 (dom_info_available_p): Likewise.
6876 (dom_info_state): New.
6877 (set_dom_info_availability): New.
6879 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6881 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6883 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6885 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6887 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6888 (subdi3, subdi_carry): Delete.
6890 2007-05-04 Jan Hubicka <jh@suse.cz>
6891 Richard Guenther <rguenther@suse.de>
6893 * opts.c (decode_options): Do not fiddle with inlining
6894 parameters in case of optimizing for size.
6895 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6896 for size do nothing.
6897 (cgraph_decide_inlining_of_small_function): When optimizing for
6898 size never inline functions increasing caller size.
6899 (cgraph_early_inlining): Inline for size when optimizing for size.
6901 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6903 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6904 logical operations piecewise.
6905 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6906 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6907 subdi_sesidi_di): Delete.
6908 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6909 the generated sequence. Allow three-reg add in constraints. Rewrite
6910 the rtl expression for carry to avoid zero_extend of a constant.
6911 (sub_with_carry): New pattern.
6912 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6913 different sequence not involving jumps.
6914 (notbi): Now a named pattern.
6916 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6918 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6919 Add the note about a significant loss of accuracy of some
6920 mathematical routines when these options are used.
6922 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6924 * haifa-sched.c (rtx_vec_t): New typedef.
6925 (contributes_to_priority_p): Extract piece of priority () into new
6927 (priority): Use the function. Add assertion.
6928 (rank_for_schedule, set_priorities): Add assertion to check that
6929 insn's priority is initialized.
6930 (clear_priorities, calc_priorities): Change signature. Make it update
6931 all relevant insns. Update all callers ('add_to_speculative_block ()'
6932 and 'create_block_check_twin ()').
6933 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6934 Add new field 'priority_status'.
6935 (INSN_PRIORITY_STATUS): New macro.
6936 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6938 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6940 * sched-ebb.c (debug_ebb_dependencies): New static function.
6941 (init_ready_list): Use it.
6943 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6944 with changed signature and 'debug_rgn_dependencies ()'.
6945 (debug_rgn_dependencies): New static function.
6946 (init_ready_list): Use it.
6948 * sched-int.h (debug_dependencies): Declare.
6950 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6952 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6954 2007-05-04 Dirk Mueller <dmueller@suse.de>
6956 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6958 2007-05-03 Jan Hubicka <jh@suse.cz>
6960 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6961 ((T1)X op (T1)Y), for pointer type in more cases than before.
6963 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6965 * tree-object-size.c (plus_expr_object_size): When operand size is
6966 unknown, return unknown.
6968 2007-05-03 Dirk Mueller <dmueller@suse.de>
6970 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6972 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6975 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6977 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6979 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6981 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6983 * config/soft-fp/double.h, config/soft-fp/extended.h,
6984 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6985 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6986 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6987 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6990 2007-05-03 Ian Lance Taylor <iant@google.com>
6992 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6993 MASK_PPC_GFXOPT for 8540 or 8548.
6995 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6997 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6998 vect_print_dump_info() to output debug information.
7000 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7003 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7004 operands of size 2 when operand is not MEM_P.
7006 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7008 PR tree-optimization/30565
7009 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7011 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7013 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7014 (umulsi3_highpart): Use them.
7015 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7016 for final accumulator to D regisster tranfser.
7018 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7020 PR tree-optimization/31699
7021 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7023 (vect_enhance_data_refs_alignment): Compute peel amount using
7024 TYPE_VECTOR_SUBPARTS instead of vf.
7025 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7027 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7030 * system.h: Remove inclusion of double-int.h
7031 * tree.h: Include double-int.h
7032 * gengtype.c: Likewise
7033 * cfgloop.h: Likewise
7034 * Makefile.in: Adjust dependencies on double-int.h
7036 2007-05-02 Eric Christopher <echristo@apple.com>
7038 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7039 -shared to -Zdynamiclib.
7041 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7044 * c-common.c (strip_pointer_or_array_types): New function.
7045 * c-common.h (strip_pointer_or_array_types): New function declaration.
7047 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7049 PR tree-optimization/31771
7050 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7052 2007-05-02 Paul Brook <paul@codesourcery.com>
7054 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7056 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7059 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7062 2007-05-02 Nick Clifton <nickc@redhat.com>
7064 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7066 2007-05-02 Richard Guenther <rguenther@suse.de>
7068 PR tree-optimization/31146
7069 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7070 argument, single_use_p. If we have a single use that is
7071 a conversion to the definition rhs type, propagate that rhs.
7072 (forward_propagate_addr_expr): Pass single_use_p argument
7073 to forward_propagate_addr_expr_1.
7075 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7077 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7080 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7082 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7083 'AMD Family 10 core'.
7085 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7087 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7088 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7089 with SSE3 instruction set support.
7090 * doc/invoke.texi: Likewise.
7092 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7094 * config/i386/i386.c (override_options): Tuning 32-byte loop
7095 alignment for amdfam10 architecture. Increasing the max loop
7096 alignment to 24 bytes.
7098 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7100 * config/m68k/constraints.md: New.
7101 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7102 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7103 EXTRA_CONSTRAINT): Remove.
7104 * config/m68k/m68k.md: Include constraints.md.
7105 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7107 2007-05-01 Ian Lance Taylor <iant@google.com>
7109 PR tree-optimization/31739
7110 * tree-vrp.c (vrp_val_is_max): New static function.
7111 (vrp_val_is_min): New static function.
7112 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7114 (set_value_range): Use vrp_val_is_{max,min}.
7115 (extract_range_from_assert): Likewise.
7116 (extract_range_from_binary_expr): Likewise.
7117 (extract_range_from_unary_expr): Likewise.
7118 (dump_value_range, vrp_meet): Likewise.
7119 (vrp_visit_phi_node): Likewise.
7120 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7122 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7124 * config/i386/gmon-sol2.c (size_t): New type.
7125 (intptr_t): Likewise.
7126 (s_textsize): Declare as size_t.
7128 (monstartup): Use size_t for sizes.
7129 (_mcount): Save and restore registers.
7130 (internal_mcount): Pass 0 as the first argument to monstartup
7132 (moncontrol): Convert pointer to appropriately sized integer
7133 before passing to profil.
7135 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7137 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7138 __NO_FPRS__, not just if _SOFT_DOUBLE.
7139 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7140 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7141 also for E500 double.
7142 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7143 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7146 2007-05-01 Richard Guenther <rguenther@suse.de>
7148 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7151 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7153 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7155 2007-05-01 Jan Hubicka <jh@suse.cz>
7157 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7160 2007-05-01 Jan Hubicka <jh@suse.cz>
7162 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7163 (maybe_fold_offset_to_reference): Declare.
7164 * fold-const.c (fold_unary): Do not fold
7165 (type *)&A into &A->field_of_type_and_offset_0
7166 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7167 size is unknown, give up.
7168 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7170 (maybe_fold_offset_to_reference): New.
7171 (maybe_fold_stmt_indirect): Use it.
7172 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7173 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7175 (gimplify_expr): Likewise for plus_expr.
7177 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7179 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7180 bsi_after_labels. Always insert statements before bsi.
7181 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7182 * predict.c (apply_return_prediction): Check for empty blocks.
7183 * cfgexpand.c (lab_rtx_for_bb): New variable.
7184 (label_rtx_for_bb): Do not create new tree labels.
7185 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7186 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7187 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7189 (label_for_bb): Add field used.
7190 (update_eh_label, main_block_label): Mark the label used.
7191 (cleanup_dead_labels): Remove unused labels.
7193 2007-05-01 Richard Guenther <rguenther@suse.de>
7195 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7196 if it is not about to be set.
7197 (get_value_range): Do not pre-allocate equiv bitmap.
7198 (update_value_range): No need to clear equiv field.
7199 (add_equivalence): Change prototype to get bitmap pointer.
7200 Allocate bitmap here if it is not already.
7201 (extract_range_from_assert): Do not allocate bitmap here.
7202 Update callers to add_equivalence.
7203 (extract_range_from_ssa_name): Likewise.
7204 (get_vr_for_comparison): New static helper.
7205 (compare_name_with_value): Handle NULL equiv bitmap by
7206 peeling the first iteration of the comparison loop.
7207 Use get_vr_for_comparison.
7208 (compare_names): Handle NULL equiv bitmaps by using fake
7209 ones. Use get_vr_for_comparison.
7211 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7213 * double-int.c (mpz_set_double_int): Moved from
7214 tree-ssa-loop-niter.c.
7215 (mpz_get_double_int): Likewise; also, add option to wrap
7216 out-of-range integers.
7217 * double-int.h: New prototypes for above.
7218 * tree.c (get_static_type_bounds): Moved from
7219 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7220 TYPE_MAX_VALUE if they exist..
7221 * tree.h: New prototype for above.
7222 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7223 get_type_bounds calls.
7224 (mpz_set_double_int): Move to double-int.c.
7225 (get_type_bounds): Move to tree.c, rename to
7226 get_static_type_bounds.
7227 (mpz_to_double_int): Move to double-int.c, rename to
7230 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7232 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7233 DIV0 exception can fall through to a normal return.
7235 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7239 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7240 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7241 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7242 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7243 initialize align to silence bogus warning.
7244 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7245 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7247 (struct sra_walk_fns): Remove use_all parameter from use.
7248 (sra_hash_tree): Handle BIT_FIELD_REFs.
7249 (sra_elt_hash): Don't hash bitfld blocks.
7250 (sra_elt_eq): Skip them in parent compares as well. Handle
7252 (sra_walk_expr): Don't maintain or pass down use_all_p.
7253 (scan_use): Remove use_all parameter.
7254 (scalarize_use): Likewise. Re-expand assignment to
7255 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7256 output, and re-scalarize after output. Don't mark anything
7258 (scalarize_ldst): Adjust.
7259 (scalarize_walk_gimple_modify_statement): Likewise.
7260 (build_element_name_1): Handle BIT_FIELD_REFs.
7261 (instantiate_element): Don't warn for any element whose parent
7263 (instantiate_missing_elements_1): Return the sra_elt.
7264 (canon_type_for_field): New.
7265 (try_instantiate_multiple_fields): New.
7266 (instantiate_missing_elemnts): Use them.
7267 (mark_no_warning): Removed.
7268 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7269 (REPLDUP, sra_build_elt_assignment): New.
7270 (generate_copy_inout): Use them.
7271 (generate_element_copy): Likewise. Handle bitfld differences.
7272 (generate_element_zero): Don't recurse for blocks. Use
7273 sra_build_elt_assignment.
7274 (generate_one_element_int): Take elt instead of var. Use
7275 sra_build_elt_assignment.
7276 (generate_element_init_1): Adjust.
7277 (scalarize_use, scalarize_copy): Use REPLDUP.
7278 (scalarize_ldst): Move assert before dereference.
7279 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7281 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7284 * tree.c (reconstruct_complex_type): Reconstruct a reference
7286 Also use the same mode for the pointer as the old pointer type.
7288 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7290 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7293 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7295 PR rtl-optimization/31676
7296 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7297 (df_refs_record): Call it.
7299 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7301 * rtl.def (SS_ABS): New code.
7302 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7303 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7304 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7305 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7306 (bfin_init_builtins): Define them.
7307 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7308 (bfin_expand_builtin): ... and handle the others here.
7309 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7310 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7311 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7312 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7313 operand is only HImode.
7315 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7317 * regclass.c (scan_one_insn): Remove splitting of
7320 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7321 Nigel Stephens <nigel@mips.com>
7323 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7325 2007-04-28 Jan Hubicka <jh@suse.cz>
7327 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7328 insn_locators_alloc instead of insn_locators_initialize;
7329 call reset_block_changes.
7330 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7331 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7332 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7333 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7334 * config/score/score.c (th_output_mi_thunk): Likewise.
7335 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7336 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7337 tolerate uninitialized locator info.
7340 * function.c (init_function_start): Don't init line number info.
7341 (expand_function_end): Update.
7342 (reset_block_changes, record_block_change, finalize_block_changes,
7343 check_block_change, free_block_changes): Kill.
7344 * function.h (reset_block_changes, record_block_change,
7345 finalize_block_changes, check_block_change, free_block_changes):
7347 (struct function): Remove ib_boundaries_block.
7348 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7349 Use curr_insn_locator to initialize locator.
7350 (emit_line_note): Remove.
7351 * cfgexpand.c (expand_gimple_cond_expr): Update.
7352 (construct_exit_block): Likewise.
7353 (tree_expand_cfg): Initialize/finalize locators.
7354 * expr.c (expand_expr_real): Update.
7355 * cfglayout.c (line_locators_locs, line_locators_lines,
7356 file_locators_locs, file_locators_files): Remove.
7357 (set_block_levels): Move to cfgexpand.c.
7358 (insn_locators_initialize): Remove.
7359 (pass_insn_locators_initialize): Remove.
7360 (locations_locators_locs, locations_locators_vals): New static vars.
7361 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7363 (insn_locators_alloc, insn_locators_finalize,
7364 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7366 (locator_location): New.
7367 (locator_line, locator_file): Rewrite.
7368 * rtl.h (emit_line_note): Kill.
7369 (insn_locators_alloc, insn_locators_finalize,
7370 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7372 * tree-inline.c (initialize_cfun): Do not initialize
7373 ib_boundaries_block.
7374 * passes.c (pass_insn_locators_initialize): Remove.
7376 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7378 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7379 info. Update last_basic_block correctly.
7381 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7384 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7385 register itself to hold the offset constant. Tell flow the use
7386 of r4 and r5 when they are used.
7388 2007-04-27 Richard Guenther <rguenther@suse.de>
7390 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7391 if we simplified anything.
7392 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7393 warnings until we did a simplification and the stmt was not
7394 marked as TREE_NO_WARNING.
7396 2007-04-27 Mike Stump <mrs@apple.com>
7398 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7400 2007-04-27 Ian Lance Taylor <iant@google.com>
7403 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7404 TYPE_MAX_VALUE exist, convert them to the new type.
7406 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7408 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7409 if it claims to be available.
7410 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7412 (perform_tree_ssa_dce): Always free postdominators.
7414 2007-04-27 Richard Henderson <rth@redhat.com>
7416 * config/alpha/predicates.md (aligned_memory_operand): Mark
7417 as define_special_predicate.
7418 (unaligned_memory_operand, normal_memory_operand): Likewise.
7419 (reg_or_unaligned_mem_operand): Remove.
7420 (any_memory_operand): Match the documentation and check for
7421 non-renumbered pseudos during reload.
7422 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7423 alpha_secondary_reload_class, update to new interface, make static.
7424 Handle CQImode like HImode. Remove FP subreg check.
7425 (alpha_expand_mov): Use replace_equiv_address.
7426 (alpha_expand_mov_nobwx): Use any_memory_operand.
7427 (TARGET_SECONDARY_RELOAD): New.
7428 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7429 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7430 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7431 * config/alpha/alpha.md: ... here.
7432 (RELOAD12, reloadmode): New.
7434 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7435 Don't handle the aligned case here.
7436 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7437 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7438 reload_inhi_help. Don't expect a scratch register.
7439 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7441 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7443 2007-04-27 Richard Guenther <rguenther@suse.de>
7445 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7447 2007-04-27 Richard Guenther <rguenther@suse.de>
7449 PR tree-optimization/30965
7450 PR tree-optimization/30978
7451 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7452 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7453 (find_equivalent_equality_comparison): Likewise.
7454 (simplify_cond): Likewise.
7455 (get_prop_source_stmt): New helper.
7456 (get_prop_dest_stmt): Likewise.
7457 (can_propagate_from): Likewise.
7458 (remove_prop_source_from_use): Likewise.
7459 (combine_cond_expr_cond): Likewise.
7460 (forward_propagate_comparison): New function.
7461 (forward_propagate_into_cond): Rewrite to use fold for
7463 (tree_ssa_forward_propagate_single_use_vars): Call
7464 forward_propagate_comparison to propagate comparisons.
7466 2007-04-27 Richard Guenther <rguenther@suse.de>
7468 PR tree-optimization/31715
7469 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7470 sure to do computation on the offset in an appropriate
7473 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7475 * reload.h (elimination_target_reg_p): Declare.
7476 * reload.c (find_reloads): Don't apply the reg_rtx move
7477 optimization if the SET_DEST satisfies elimination_target_reg_p.
7478 * reload1.c (elimination_target_reg_p): New function.
7479 (gen_reload): In the move/add2 fallback, make sure that op0
7480 does not overlap the destination register.
7482 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7484 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7485 transform only GIMPLE_MODIFY_STMTs.
7486 * tree-complex.c (expand_complex_operations_1): Ditto.
7487 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7488 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7489 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7491 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7492 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7493 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7494 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7495 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7496 slpeel_add_loop_guard): Ditto.
7497 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7498 * lambda-code.c (perfect_nestify): Ditto.
7499 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7500 before the first statement.
7501 * tree-optimize.c (execute_free_datastructures): Fix comments.
7502 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7503 * tree-flow.h (disband_implicit_edges): Declaration removed.
7504 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7506 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7507 COND_EXPRs without gotos.
7508 (disband_implicit_edges, has_label_p): Removed.
7509 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7510 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7512 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7514 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7515 also for COND_EXPRs.
7516 * cfgexpand.c (label_rtx_for_bb): New function.
7517 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7518 Use label_rtx_for_bb to find the labels.
7519 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7520 last block. Detect fallthru edges.
7522 2007-04-26 Ian Lance Taylor <iant@google.com>
7525 * reload.c (find_reloads_subreg_address): If the address was valid
7526 in the original mode but not in the new mode, reload the whole
7529 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7531 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7532 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7533 (cleanup_control_expr_graph): Do not invalidate dominance info.
7534 Record altered blocks.
7535 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7536 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7537 cleanup_tree_cfg_bb): New functions.
7538 (remove_forwarder_block): Do not maintain the worklist of blocks.
7539 Record altered blocks.
7540 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7542 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7543 delete_unreachable_blocks if dominators are not available.
7544 * tree-inline.c (optimize_inline_calls): Free dominance information
7546 * tree-flow.h (remove_edge_and_dominated_blocks,
7547 cfgcleanup_altered_bbs): Altered.
7548 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7550 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7552 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7553 do not invalidate dominators.
7555 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7557 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7558 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7559 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7560 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7562 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7564 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7566 2007-04-26 Richard Guenther <rguenther@suse.de>
7568 PR tree-optimization/31703
7569 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7570 the right type for the target of the bittest.
7572 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7574 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7575 ix86_sol10_return_in_memory.
7577 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7579 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7582 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7585 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7587 PR tree-optimization/30558
7588 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7589 clear this_state.prev_try.
7591 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7592 Mark Mitchell <mark@codesourcery.com>
7594 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7595 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7596 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7598 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7601 * doc/invoke.texi (%:print-asm-header): Document.
7602 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7604 (static_spec_functions): Add print-asm-header.
7605 (main): Print a banner before the --target-help linker options.
7606 (print_asm_header_spec_function): New function.
7608 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7611 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7612 (movsf_ie): Likewise.
7614 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7616 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7618 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7620 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7621 exception for divide-by-zero.
7622 (__umodsi3, __modsi3): Likewise.
7624 2007-04-25 Dirk Mueller <dmueller@suse.de>
7626 * c-typeck.c (build_compound_expr): Annotate warning()
7627 call with OPT_Wunused_value.
7628 * tree-ssa.c (warn_uninit): Annotate warning with
7630 * c-common.c (handle_sentinel_attribute): Annotate warning
7631 call with OPT_Wattributes.
7633 2007-04-25 Thiemo Seufer <ths@mips.com>
7635 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7637 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7638 on to the assembler. Improve handling of -mno-mips16. Add handling
7639 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7640 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7641 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7642 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7644 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7647 * config/i386/winnt.c (i386_pe_file_end): Strip only
7648 USER_LABEL_PREFIX when writing export name.
7650 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7652 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7653 sh/elf.h, vx-common.h and vxworks.h.
7654 * config/sh/sh.h: Include config/vxworks-dummy.h.
7655 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7656 (OVERRIDE_OPTIONS): Use it.
7657 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7658 (vxworks_picreg): New pattern.
7659 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7660 VXWORKS_OS_CPP_BUILTINS.
7661 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7662 to their VXWORKS_* equivalents.
7663 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7664 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7665 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7666 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7667 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7668 -mrtp/-fPIC multilibs.
7669 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7670 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7671 (MULTILIB_OSDIRNAMES): Delete.
7673 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7676 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7678 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7680 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7681 rounding mode to be specified by the caller.
7682 (real_to_mpfr) Likewise.
7683 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7684 include new arguments.
7685 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7687 2007-04-24 Ian Lance Taylor <iant@google.com>
7689 PR tree-optimization/31605
7690 * tree-vrp.c (set_value_range): Check that min and max are not
7691 both overflow infinities.
7692 (set_value_range_to_value): New static function.
7693 (extract_range_from_binary_expr): Call set_value_range_to_value.
7694 (extract_range_from_cond_expr): Likewise.
7695 (extract_range_from_expr): Likewise.
7696 (extract_range_from_unary_expr): Likewise. Don't create a range
7697 which overflows on both sides.
7698 (vrp_meet): Check for a useless range.
7699 (vrp_visit_phi_node): If we see a constant which looks like an
7700 overflow infinity, turn off the TREE_OVERFLOW flag.
7702 2007-04-24 Ian Lance Taylor <iant@google.com>
7704 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7706 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7709 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7710 diagnostic message is being built.
7711 * tree-pretty-print.c (dump_generic_node): Only write the
7712 formatted text into BUFFER's stream if we are not building a
7714 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7716 * Makefile.in (toplev.o): Depend on tree-pass.h.
7718 2007-04-24 Ian Lance Taylor <iant@google.com>
7720 PR tree-optimization/31602
7721 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7722 conditionals in the copied loop header.
7723 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7724 warnings if TREE_NO_WARNING is set.
7725 * doc/invoke.texi (Warning Options): Clarify that
7726 -Wstrict-overflow does not warn about loops.
7728 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7730 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7731 expand on the comment about _Decimal128 arguments and check the
7732 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7733 that _Decimal128 argument uses even/odd register pair.
7734 (function_arg): Ditto.
7736 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7738 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7739 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7741 2007-04-24 Richard Guenther <rguenther@suse.de>
7742 Olga Golovanevsky <olga@il.ibm.com>
7744 * fold-const.c (multiple_of_p): Check for bottom
7747 2007-04-24 Richard Henderson <rth@redhat.com>
7749 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7750 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7751 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7752 looking for non-zero bits shifted out. Avoid a recursive call
7753 when constructing the scalar.
7754 (__floatundisf): Likewise.
7756 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7758 * dwarf2out.c (field_byte_offset): Move the existing logic
7759 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7760 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7762 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7765 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7766 length argument of 0 for memset.
7767 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7768 unsigned shift instead of the signed variant.
7770 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7772 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7773 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7774 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7775 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7776 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7777 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7778 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7779 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7780 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7781 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7782 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7783 "mul<mode>3", "div<mode>3"): Insn definitions added.
7784 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7785 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7786 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7787 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7788 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7789 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7790 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7791 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7792 TARGET_FLOAT_FORMAT): Macro definitions removed.
7793 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7794 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7795 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7796 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7797 (s390_gen_rtx_const_DI): Function removed.
7798 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7800 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7802 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7803 over an external ffs function.
7805 2007-04-24 Chao-ying Fu <fu@mips.com>
7806 Richard Sandiford <richard@nildram.co.uk>
7808 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7809 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7810 (smadd_widen_optab, umadd_widen_optab): Define.
7811 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7813 * genopinit.c (optabs): Fill in smadd_widen_optab and
7815 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7816 and umadd_widen_optab to implement multiply-add sequences.
7817 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7818 (<u>maddsidi4): ...this. Extend condition to include
7819 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7820 of operand 0 to "ka" and use the three-operand form of madd<u>
7822 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7824 * config/mips/constraints.md (ka): New register constraint.
7826 2007-04-24 Jan Hubicka <j@suse.cz>
7830 2007-04-23 Jan Hubicka <jh@suse.cz>
7831 * function.c (init_function_start): Don't init line number info.
7832 (expand_function_end): Update.
7833 (reset_block_changes, record_block_change, finalize_block_changes,
7834 check_block_change, free_block_changes): Kill.
7835 * function.h (reset_block_changes, record_block_change,
7836 finalize_block_changes, check_block_change, free_block_changes):
7838 (struct function): Remove ib_boundaries_block.
7839 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7840 Use curr_insn_locator to initialize locator.
7841 (emit_line_note): Remove.
7842 * cfgexpand.c (expand_gimple_cond_expr): Update.
7843 (construct_exit_block): Likewise.
7844 (tree_expand_cfg): Initialize/finalize locators.
7845 * expr.c (expand_expr_real): Update.
7846 * cfglayout.c (line_locators_locs, line_locators_lines,
7847 file_locators_locs, file_locators_files): Remove.
7848 (set_block_levels): Move to cfgexpand.c.
7849 (insn_locators_initialize): Remove.
7850 (pass_insn_locators_initialize): Remove.
7851 (locations_locators_locs, locations_locators_vals): New static vars.
7852 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7854 (insn_locators_alloc, insn_locators_finalize,
7855 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7857 (locator_location): New.
7858 (locator_line, locator_file): Rewrite.
7859 * rtl.h (emit_line_note): Kill.
7860 (insn_locators_alloc, insn_locators_finalize,
7861 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7863 * tree-inline.c (initialize_cfun): Do not initialize
7864 ib_boundaries_block.
7865 * passes.c (pass_insn_locators_initialize): Remove.
7867 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7869 * doc/invoke.texi: Removed leading '-' from option index entries.
7871 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7873 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7875 (create_phi_node): Use set_phi_nodes.
7876 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7877 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7878 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7879 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7880 (bsi_start, bsi_last): Use bb_stmt_list.
7881 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7882 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7883 Traverse the statements using tsi iterator.
7884 * basic-block.h (struct basic_block_def): Fields stmt_list
7885 and phi_nodes moved to ...
7886 (struct tree_bb_info): ... new structure.
7887 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7888 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7889 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7890 (tree_verify_flow_info): Verify that il.tree is not set for
7891 entry and exit block.
7892 (tree_split_block): Use set_bb_stmt_list.
7894 2007-04-23 Mike Stump <mrs@apple.com>
7896 * config/i386/i386.c (ix86_tune_features
7897 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7900 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7902 * config/i386/i386.md (prefix_extra): New attribute.
7903 (length): Add prefix_extra.
7905 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7906 (sse2_movntv2di): Likewise.
7907 (sse2_cvtps2dq): Likewise.
7908 (sse2_cvtpd2pi): Likewise.
7909 (sse2_cvttpd2pi): Likewise.
7910 (*sse2_cvtpd2ps): Likewise.
7911 (*add<mode>3): Likewise.
7912 (sse2_ssadd<mode>3): Likewise.
7913 (sse2_usadd<mode>3): Likewise.
7914 (*sub<mode>3): Likewise.
7915 (sse2_sssub<mode>3): Likewise.
7916 (sse2_ussub<mode>3): Likewise.
7917 (*mulv8hi3): Likewise.
7918 (*smulv8hi3_highpart): Likewise.
7919 (*umulv8hi3_highpart): Likewise.
7920 (sse2_umulv2siv2di3): Likewise.
7921 (sse2_pmaddwd): Likewise.
7922 (ashr<mode>3): Likewise.
7923 (lshr<mode>3): Likewise.
7924 (ashl<mode>3): Likewise.
7925 (sse2_ashlti3): Likewise.
7926 (sse2_lshrti3): Likewise.
7927 (*umaxv16qi3): Likewise.
7928 (*smaxv8hi3): Likewise.
7929 (*uminv16qi3): Likewise.
7930 (*sminv8hi3): Likewise.
7931 (sse2_eq<mode>3): Likewise.
7932 (sse2_gt<mode>3): Likewise.
7933 (*and<mode>3): Likewise.
7934 (sse2_nand<mode>3): Likewise.
7935 (*ior<mode>3): Likewise.
7936 (*xor<mode>3): Likewise.
7937 (sse2_packsswb): Likewise.
7938 (sse2_packssdw): Likewise.
7939 (sse2_packuswb): Likewise.
7940 (sse2_punpckhbw): Likewise.
7941 (sse2_punpcklbw): Likewise.
7942 (sse2_punpckhwd): Likewise.
7943 (sse2_punpcklwd): Likewise.
7944 (sse2_punpckhdq): Likewise.
7945 (sse2_punpckldq): Likewise.
7946 (sse2_punpckhqdq): Likewise.
7947 (sse2_punpcklqdq): Likewise.
7948 (*sse2_pinsrw): Likewise.
7949 (*sse2_pextrw): Likewise.
7950 (sse2_pshufd_1): Likewise.
7951 (sse2_uavgv16qi3): Likewise.
7952 (sse2_uavgv8hi3): Likewise.
7953 (sse2_psadbw): Likewise.
7954 (sse2_pmovmskb): Likewise.
7955 (*sse2_maskmovdqu): Likewise.
7956 (*sse2_maskmovdqu_rex64): Likewise.
7957 (sse4a_extrqi): Likewise.
7958 (sse4a_extrq): Likewise.
7959 (sse3_lddqu): Set prefix_rep.
7960 (sse3_addsubv4sf3): Likewise.
7961 (sse3_haddv4sf3): Likewise.
7962 (sse3_hsubv4sf3): Likewise.
7963 (sse_cvtss2si): Likewise.
7964 (sse_cvtss2si_2): Likewise.
7965 (sse_cvtss2siq): Likewise.
7966 (sse_cvtss2siq_2): Likewise.
7967 (sse_cvttss2si): Likewise.
7968 (sse_cvttss2siq): Likewise.
7969 (sse2_cvttps2dq): Likewise.
7970 (sse3_movshdup): Likewise.
7971 (sse3_movsldup): Likewise.
7972 (sse2_cvtsd2si): Likewise.
7973 (sse2_cvtsd2si_2): Likewise.
7974 (sse2_cvtsd2siq): Likewise.
7975 (sse2_cvtsd2siq_2): Likewise.
7976 (sse2_cvttsd2si): Likewise.
7977 (sse2_cvttsd2siq): Likewise.
7978 (*sse2_cvtpd2dq): Likewise.
7979 (*sse2_cvttpd2dq): Likewise.
7980 (sse2_pshuflw_1): Likewise.
7981 (sse2_pshufhw_1): Likewise.
7982 (sse4a_insertqi): Likewise.
7983 (sse4a_insertq): Likewise.
7984 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7985 (ssse3_phadddv4si3): Likewise.
7986 (ssse3_phaddswv8hi3): Likewise.
7987 (ssse3_phsubwv8hi3): Likewise.
7988 (ssse3_phsubdv4si3): Likewise.
7989 (ssse3_phsubswv8hi3): Likewise.
7990 (ssse3_pmaddubswv8hi3): Likewise.
7991 (ssse3_pmulhrswv8hi3): Likewise.
7992 (ssse3_pshufbv16qi3): Likewise.
7993 (ssse3_psign<mode>3): Likewise.
7994 (ssse3_palignrti): Likewise.
7995 (abs<mode>2): Likewise.
7996 (ssse3_phaddwv4hi3): Set prefix_extra.
7997 (ssse3_phadddv2si3): Likewise.
7998 (ssse3_phaddswv4hi3): Likewise.
7999 (ssse3_phsubwv4hi3): Likewise.
8000 (ssse3_phsubdv2si3): Likewise.
8001 (ssse3_phsubswv4hi3): Likewise.
8002 (ssse3_pmaddubswv4hi3): Likewise.
8003 (ssse3_pmulhrswv4hi3): Likewise.
8004 (ssse3_pshufbv8qi3): Likewise.
8005 (ssse3_psign<mode>3): Likewise.
8006 (ssse3_palignrdi): Likewise.
8007 (abs<mode>2): Likewise.
8008 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8009 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8010 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8012 2007-04-23 Nick Clifton <nickc@redhat.com>
8014 * params.def: Fix formatting of emacs local variables.
8016 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8018 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8019 move if inter-unit move isn't allowed.
8020 Don't split moving the first element of V2DI to DI to inter-unit
8021 move if inter-unit move isn't allowed.
8023 2007-04-23 Richard Guenther <rguenther@suse.de>
8025 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8026 and CDI_POST_DOMINATORS separately.
8028 2007-04-23 Nick Clifton <nickc@redhat.com>
8030 * c.opt (Wformat-contains-nul): Add warning attribute.
8032 2007-04-23 Jan Hubicka <jh@suse.cz>
8034 * function.c (init_function_start): Don't init line number info.
8035 (expand_function_end): Update.
8036 (reset_block_changes, record_block_change, finalize_block_changes,
8037 check_block_change, free_block_changes): Kill.
8038 * function.h (reset_block_changes, record_block_change,
8039 finalize_block_changes, check_block_change, free_block_changes):
8041 (struct function): Remove ib_boundaries_block.
8042 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8043 Use curr_insn_locator to initialize locator.
8044 (emit_line_note): Remove.
8045 * cfgexpand.c (expand_gimple_cond_expr): Update.
8046 (construct_exit_block): Likewise.
8047 (tree_expand_cfg): Initialize/finalize locators.
8048 * expr.c (expand_expr_real): Update.
8049 * cfglayout.c (line_locators_locs, line_locators_lines,
8050 file_locators_locs, file_locators_files): Remove.
8051 (set_block_levels): Move to cfgexpand.c.
8052 (insn_locators_initialize): Remove.
8053 (pass_insn_locators_initialize): Remove.
8054 (locations_locators_locs, locations_locators_vals): New static vars.
8055 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8057 (insn_locators_alloc, insn_locators_finalize,
8058 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8060 (locator_location): New.
8061 (locator_line, locator_file): Rewrite.
8062 * rtl.h (emit_line_note): Kill.
8063 (insn_locators_alloc, insn_locators_finalize,
8064 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8066 * tree-inline.c (initialize_cfun): Do not initialize
8067 ib_boundaries_block.
8068 * passes.c (pass_insn_locators_initialize): Remove.
8070 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8073 * expr.c (reduce_to_bit_field_precision): Handle
8076 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8078 PR tree-optimization/24659
8079 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8080 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8081 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8082 * genopinit.c (optabs): Rename vec_pack_mod_optab
8083 to vec_pack_trunc_optab.
8084 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8085 early for scalar floating point operands for NOP_EXPR.
8086 (vectorizable_type_promotion): Ditto.
8087 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8088 vec_pack_trunc_optab.
8089 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8091 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8092 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8093 Rename from VEC_PACK_MOD_EXPR.
8094 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8095 * expr.c (expand_expr_real_1): Ditto.
8096 * tree-inline.c (estimate_num_insns_1): Ditto.
8097 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8099 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8100 (vec_unpacks_lo_v4sf): Ditto.
8101 (vec_pack_trunc_v2df): Ditto.
8102 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8103 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8104 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8106 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8108 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8110 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8111 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8112 packing of floating point operands.
8113 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8114 represent unpacking of floating point operands.
8115 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8116 [vec_unpacks_hi]: Ditto.
8117 [vec_unpacks_lo]: Ditto.
8119 2007-04-22 Jan Hubicka <jh@suse.cz>
8121 * final.c (rest_of_handle_final): Call
8122 targetm.asm_out.constructor/targetm.asm_out.destructor
8123 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8124 proper priority via decl_*_priority_insert.
8125 * c-common.c (c_expand_body): Likewise.
8127 2007-04-22 Richard Guenther <rguenther@suse.de>
8129 PR tree-optimization/29789
8130 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8131 (rewrite_reciprocal): New helper split out from
8132 determine_invariantness_stmt.
8133 (rewrite_bittest): Likewise.
8134 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8135 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8138 2007-04-22 Revital Eres <eres@il.ibm.com>
8140 * loop-unroll.c (var_to_expand): New field to support also
8141 insns of the form x = something + x.
8142 (analyze_insn_to_expand_var): Use it.
8143 (expand_var_during_unrolling): Likewise.
8145 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8147 * predict.c: Include pointer-set.h.
8148 (bb_predictions): New variable.
8149 (tree_predicted_by_p, tree_predict_edge,
8150 remove_predictions_associated_with_edge): Use bb_predictions map
8151 instead of bb->predictions.
8152 (clear_bb_predictions, assert_is_empty): New functions.
8153 (combine_predictions_for_bb): Use bb_predictions map. Call
8154 clear_bb_predictions.
8155 (tree_estimate_probability): Create and free bb_predictions map.
8156 * Makefile.in (predict.o): Add pointer-set.h dependency.
8157 * basic-block.h (struct basic_block_def): Remove predictions
8159 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8161 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8164 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8167 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8169 * timevar.c (timevar_print): Change reference of --disable-checking to
8170 --enable-checking=release. Also warn if assert checking is disabled.
8172 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8175 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8176 decl as addressable if the compound literal was marked as
8178 Mark the decl as a gimple register if it is a complex or
8179 vector decl and does not live in memory.
8181 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8183 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8184 (GENERIC_NEXT): New function macro.
8185 (PHI_CHAIN): Use phi_node's new chain variable.
8186 (tree_phi_node): Change tree_common to tree_base
8187 and add the chain field.
8188 * tree-phinodes.c (make_phi_node): Don't set
8189 TREE_TYPE on the new node.
8190 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8191 instead of checking GIMPLE_TUPLE_P in chain_next.
8192 * tree-vect-transform.c
8193 (get_initial_def_for_induction): Look at
8194 PHI_RESULT_TREE for the type of the phi node.
8195 (update_vuses_to_preheader): Use PHI_CHAIN
8196 instead of TREE_CHAIN on the phi node.
8197 * tree-ssa-structalias.c (compute_points_to_sets):
8199 (ipa_pta_execute): Likewise.
8201 2007-04-21 Richard Guenther <rguenther@suse.de>
8204 * fold-const.c (fold_unary): Call fold_convert_const on the
8207 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8209 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8210 (store_killed_in_pat): New.
8212 2007-04-20 Richard Henderson <rth@redhat.com>
8215 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8216 TREE_LIST with a void_type_node value, not void_list_node exactly.
8218 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8220 * doc/standards.texi: Re-arrange into language-specific
8221 subsections. Add a C++ section, documenting which standards we
8224 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8226 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8227 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8229 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8231 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8232 ecrti.o and crtbegin.o.
8233 (LIB_DEFAULT_SPEC): Include -lc.
8234 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8236 2007-04-20 Richard Henderson <rth@redhat.com>
8239 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8240 argument; update all callers.
8241 (get_unaligned_offset): New.
8242 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8243 get_unaligned_address, just pass on the address directly.
8244 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8245 the subreg in the helper patterns.
8246 (unaligned_extendqidi_le): Use get_unaligned_offset.
8247 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8248 (unaligned_extendhidi_be): Likewise.
8249 (unaligned_extendhidi): Tidy.
8250 * config/alpha/alpha-protos.h: Update.
8252 2007-04-20 Richard Henderson <rth@redhat.com>
8254 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8255 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8256 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8257 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8258 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8259 (CPP_SPEC): Don't include %(cpp_subtarget).
8260 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8261 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8262 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8264 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8266 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8267 for __builtin_ia32_cmpordss.
8269 PR tree-optimization/31632
8270 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8271 and arg1 for optimizations of comparison against min/max values.
8272 Fold arg0 to arg1's type for optimizations of comparison against
8273 min+1 and max-1 values.
8275 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8277 * reload.c (combine_reloads): When trying to use a dying register,
8278 check whether it's uninitialized and don't use if so.
8280 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8282 * fold-const.c: Remove prototypes for native_encode_expr and
8283 native_interpret_expr.
8284 (native_encode_expr): Make non-static.
8285 (native_interpret_expr): Likewise.
8286 * tree.h: Add prototypes for the above.
8288 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8290 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8291 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8292 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8293 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8294 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8295 Add length attributes.
8297 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8299 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8302 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8303 __STDC_WANT_DEC_FP__.
8305 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8307 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8308 for long double compatibility.
8309 * configure: Regenerate.
8311 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8313 PR rtl-optimization/29841
8314 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8316 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8317 that may cause control flow transfer from being moved.
8319 2007-04-18 Jan Hubicka <jh@suse.cz>
8321 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8324 2007-04-18 Eric Christopher <echristo@apple.com>
8326 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8327 only. Update operands.
8328 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8329 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8330 link register to pic register.
8332 2007-04-18 Dirk Mueller <dmueller@suse.de>
8335 * tree-vrp.c (search_for_addr_array): New.
8336 (check_array_bounds): Suppress warning about
8337 address taken of array refs if its not de-referenced.
8339 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8341 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8342 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8344 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8345 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8346 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8348 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8350 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8352 (vect_analyze_scalar_cycles): Fix indentation.
8353 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8354 (vect_mark_relevant): Include phis in relevance analysis.
8356 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8358 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8360 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8361 output_operand_lossage().
8363 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8365 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8366 the unused code for reduction without adjust-in-epilog to simplify the
8369 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8371 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8372 (S390_TDC_NEGATIVE_ZERO): New constant.
8373 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8374 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8375 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8376 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8377 (S390_TDC_POSITIVE_INFINITY): New constant.
8378 (S390_TDC_NEGATIVE_INFINITY): New constant.
8379 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8380 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8381 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8382 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8383 (S390_TDC_INFINITY): New constant.
8384 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8385 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8386 optimization for UNSPEC_CCZ_TO_INT.
8387 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8388 ("*ccz_to_int"): New insn.
8389 ("isinf<mode>2"): New insn.
8390 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8391 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8392 (UNSPEC_CCZ_TO_INT): New constant.
8394 2007-04-18 Richard Guenther <rguenther@suse.de>
8396 PR tree-optimization/19431
8397 PR tree-optimization/21463
8398 * tree-pass.h (pass_phiprop): Declare.
8399 * passes.c (init_optimization_passes): New phiprop pass.
8400 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8401 (phivn_valid_p): New helper function.
8402 (phiprop_insert_phi): Likewise.
8403 (propagate_with_phi): Likewise.
8404 (tree_ssa_phiprop): New propagator propagating loads
8405 through phi nodes if profitable.
8407 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8409 * tree-vect-analyze.c (process_use): New function.
8410 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8411 Check phis in all bbs.
8412 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8415 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8417 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8420 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8423 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8426 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8428 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8430 (sse_vmmulv4sf3): Likewise.
8431 (sse2_vmaddv2df3): Likewise.
8432 (sse2_vmmulv2df3): Likewise.
8434 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8436 PR rtl-optimization/31360
8437 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8438 (target_reg_cost): New.
8439 (init_set_costs): Initialize target_reg_cost. Add comments
8440 regarding the rationale of the costs.
8441 (global_cost_for_size): Renamed to...
8442 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8443 of register pressure.
8444 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8445 estimate_reg_pressure_cost. Add number of ivs.
8446 (determine_set_costs): Dump target_reg_cost.
8447 * loop-invariant.c (gain_for_invariant): Use
8448 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8449 (best_gain_for_invariant, find_invariants_to_move): Remove
8451 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8452 (target_reg_cost): Declare.
8453 (global_cost_for_size): Declaration removed.
8454 (estimate_reg_pressure_cost): Declare.
8456 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8458 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8459 regnos into even/odd register pairs.
8460 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8461 TDmode similar to the other floating point modes.
8462 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8463 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8465 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8466 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8467 (movdd_hardfloat64): Use TARGET_MFPGPR.
8469 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8471 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8474 2005-01-05 Richard Henderson <rth@redhat.com>
8476 * reload1.c (do_input_reload): Restrict the optimization deleteing
8477 a previous output reload to RELOAD_FOR_INPUT.
8479 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8481 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8482 induc_vec_info_type.
8483 (vectorizable_induction): New function declaration.
8484 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8485 check if already vectorized. Find first place in BB where new stmts
8486 can be inserted. Takes only one argument.
8487 (vectorizable_induction): New function.
8488 (vect_transform_stmt): Add case for induc_vec_info_type to call
8489 vectorizable_induction.
8490 (vect_transform_loop): Consider phis for vectorization.
8491 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8493 (analyze_operations): Call vectorizable_induction when analyzing phis.
8495 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8496 (vect_mark_relevant): Include phis in relevance analysis.
8497 (vect_mark_stmts_to_be_vectorize): Likewise.
8498 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8500 2007-04-16 Lawrence Crowl <crowl@google.com>
8502 * doc/invoke.texi (Debugging Options): Add documentation for the
8503 -femit-struct-debug options -femit-struct-debug-baseonly,
8504 -femit-struct-debug-reduced, and
8505 -femit-struct-debug-detailed[=...].
8507 * c-opts.c (c_common_handle_option): Add
8508 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8509 and OPT_femit_struct_debug_detailed_.
8510 * c.opt: Add specifications for
8511 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8512 and -femit-struct-debug-detailed[=...].
8513 * opts.c (set_struct_debug_option): Parse the
8514 -femit-struct-debug-... options.
8515 * opts.c (matches_main_base, main_input_basename,
8516 main_input_baselength, base_of_path, matches_main_base): Add
8517 variables and functions to compare header base name to compilation
8519 * opts.c (should_emit_struct_debug): Add to determine to emit a
8520 structure based on the option.
8521 (dump_struct_debug) Also disabled function to debug this
8523 * opts.c (handle_options): Save the base name of the
8526 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8527 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8528 This hook indicates if a type is generic. Set it by default
8530 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8531 to determine if a struct type is generic or not.
8532 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8533 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8534 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8537 * flags.h (enum debug_info_usage): Add an enumeration to describe
8538 a program's use of a structure type.
8539 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8540 to indicate the program's usage of the type. Filter structs based
8541 on the -femit-struct-debug-... specification.
8542 (gen_type_die): Split into two routines, gen_type_die and
8543 gen_type_die_with_usage. gen_type_die is now a wrapper
8544 that assumes direct usage.
8545 (gen_type_die_with_usage): Replace calls to gen_type_die
8546 with gen_type_die_with_usage adding the program usage of
8547 the referenced type.
8548 (dwarf2out_imported_module_or_decl): Suppress struct debug
8549 information using should_emit_struct_debug when appropriate.
8551 2007-04-16 Ian Lance Taylor <iant@google.com>
8553 PR tree-optimization/31522
8554 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8555 (vrp_initialize): Allocate vr_phi_edge_counts.
8556 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8557 executable edge. Drop test for all constants.
8558 (vrp_finalize): Free vrp_phi_edge_counts.
8560 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8561 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8563 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8564 predecessors at head rather than tail.
8566 2007-04-16 Matthias Klose <doko@debian.org>
8568 * config/alpha/linux.h (CPP_SPEC): Define.
8569 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8571 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8573 * function.h: Remove sequence_stack extern declaration.
8575 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8577 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8579 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8582 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8584 * config/avr/avr.c (avr_arch_types): Rearranging array.
8585 (enum avr_arch): Add.
8586 (avr_mcu_types): Use avr_arch enumeration constants instead of
8588 * config/avr/avr.h (LINK_SPEC): Simplify.
8590 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8592 * config/m68k/m68k.c (m68k_libcall_value,
8593 m68k_function_value): Use macros for register names more.
8595 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8597 (M68K_REGNAME): Use A6_REG.
8598 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8600 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8603 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8604 'pending_read_list_length' and 'pending_write_list_length'. Update
8606 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8607 to handle two length counters instead of one. Update all uses.
8608 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8609 two length counters instead of one.
8610 * sched-rgn.c (propagate_deps): Update to handle two length counters
8613 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8616 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8617 copy of source, pass it to ix86_expand_vector_set and return
8620 2007-04-16 David Ung <davidu@mips.com>
8621 Joseph Myers <joseph@codesourcery.com>
8623 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8624 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8625 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8626 Add 74K processor information.
8627 * config/mips/mips.md: Include 74k.md.
8628 (cpu): Add 74kc,74kf,74kx.
8629 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8630 * config/mips/74k.md: New.
8631 * doc/invoke.texi (MIPS Options): Document 74K support.
8633 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8635 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8636 vectorizable_* functions.
8637 * tree-vect-transform.c (vectorizable_call): Add check for
8638 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8639 (vectorizable_store): likewise.
8640 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8642 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8643 (vectorizable_type_promotion, vectorizable_load): Likewise.
8644 (vectorizable_live_operation, vectorizable_condition): Likewise.
8645 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8647 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8649 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8651 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8652 register numbers more.
8653 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8654 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8655 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8656 FUNCTION_VALUE_REGNO_P): Likewise.
8657 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8658 STATIC_CHAIN_REGNUM): Likewise.
8659 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8660 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8661 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8662 * config/m68k/m68k.md (FP_REG): New.
8664 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8666 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8669 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8671 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8672 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8675 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8677 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8680 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8683 * c-decl.c (finish_decl): Grab the type of the decl after the call
8684 to store_init_value.
8686 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8688 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8690 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8693 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8694 dominators, post dominators and cleanup cfg before returning.
8696 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8698 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8699 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8701 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8703 * config.gcc: Recognize fido.
8704 * config/m68k/m68k-devices.def (fidoa): New.
8705 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8707 (FL_FIDOA, TARGET_FIDOA): New.
8708 * config/m68k/m68k.opt (mfidoa): New.
8710 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8713 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8714 when a personality function is used.
8716 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8718 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8720 2007-04-13 Mike Stump <mrs@apple.com>
8722 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8724 * config/darwin.opt (fapple-kext): Make C++ only.
8725 * config/darwin.c (darwin_override_options): Remove code to ensure
8726 -fapple-kext is given for C++ only.
8728 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8730 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8731 * config/mips/mips.c (override_options): Call
8732 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8734 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8736 * config/i386/i386.opt (msvr3-shlib): Removed.
8738 * doc/invoke.texi: Remove -msvr3-shlib.
8740 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8743 with "popcnt" instruction.
8745 2007-04-13 Richard Guenther <rguenther@suse.de>
8747 PR tree-optimization/21258
8748 * tree-vrp.c (compare_case_labels): New helper.
8749 (find_switch_asserts): New function.
8750 (find_assert_locations): Call it for SWITCH_EXPRs.
8752 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8754 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8755 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8756 check is now implied in X87_FLOAT_MODE_P.
8757 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8758 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8759 (fix_trunc<mode>_i386_fisttp): Ditto.
8760 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8761 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8762 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8763 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8764 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8765 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8766 (unnamed_splitters): Ditto.
8767 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8768 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8769 FIRST_SSE_REG for local functions when SSE math is enabled or
8770 for functions with sseregparm attribute.
8771 (standard_80387_constant_p): Return -1 if mode is not
8773 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8774 (ix86_expand_compare): Ditto.
8775 (ix86_expand_carry_flag_compare): Ditto.
8776 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8777 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8778 DECIMAL_FLOAT_MODE_P.
8779 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8780 of SCALAR_FLOAT_MODE_P.
8781 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8782 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8783 checks before FLOAT_MODE_P.
8784 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8785 before FLOAT_MODE_P.
8790 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8792 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8793 Charles Wilson <libtool@cwilson.fastmail.fm>
8795 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8796 (libgcc.mvars): Don't depend on them.
8797 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8798 * exec-tool.in: New.
8800 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8802 * doc/invoke.text (--help): Document --help=common.
8804 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8806 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8808 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8810 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8811 * genemit.c (main): Emit #include "integrate.h".
8812 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8813 (LOADGP_RTP): New mips_loadgp_style.
8814 * config/mips/mips.h: Include config/vxworks-dummy.h.
8815 (TARGET_RTP_PIC): New macro.
8816 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8817 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8818 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8820 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8821 -mvxworks-pic when using -mrtp and a PIC option.
8822 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8824 (mips_symbolic_constant_p, mips_symbolic_address_p)
8825 (mips_symbol_insns): Handle SYMBOL_HALF.
8826 (override_options): Warn about -G and -mrtp being used together.
8827 Initialize mips_lo_relocs[SYMBOL_HALF].
8828 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8829 (mips_emit_loadgp): Handle LOADGP_RTP.
8830 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8831 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8832 (tablejump): Handle function-relative case table entries if
8834 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8836 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8838 * config/mips/mips.md (load_call<mode>): Allow any general register.
8840 (sibcall_value_internal, sibcall_value_multiple_internal)
8841 (call_value_internal, call_value_split, call_value_multiple_internal)
8842 (call_value_multiple_split): Remove constraints from operand 0.
8844 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8846 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8847 rather than loadgp_noshared.
8848 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8849 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8851 * config/mips/mips.md (loadgp): Rename to...
8852 (loadgp_newabi): ...this.
8853 (loadgp_noshared): Rename to...
8854 (loadgp_absolute): ...this.
8856 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8858 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8859 false for locally-binding symbols.
8860 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8862 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8864 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8865 (SYMBOL_GOT_PAGE_OFST): ...this.
8866 (SYMBOL_GOT_GLOBAL): Rename to...
8867 (SYMBOL_GOT_DISP): ...this.
8868 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8869 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8870 * config/mips/mips.c (mips_global_symbol_p): New function.
8871 (mips_symbol_binds_local_p): Likewise.
8872 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8873 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8874 mips_global_symbol_p and mips_symbol_binds_local_p.
8875 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8876 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8877 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8879 (mips_ok_for_lazy_binding_p): New function.
8880 (mips_load_call_address, mips_expand_call): Use it.
8881 (mips_dangerous_for_la25_p): Likewise.
8882 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8883 (*got_disp<mode>): Use got_disp_operand instead of
8884 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8885 SYMBOL_GOTOFF_GLOBAL.
8886 (*got_page<mode>): Use got_page_ofst_operand instead of
8888 * config/mips/predicates.md (const_call_insn_operand): Use
8889 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8890 (global_got_operand): Rename to...
8891 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8893 (local_got_operand): Rename to...
8894 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8895 of SYMBOL_GOT_LOCAL.
8897 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8899 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8900 TARGET_CALL_CLOBBERED_GP.
8901 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8902 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8903 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8904 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8905 of TARGET_ABICALLS && !TARGET_NEWABI.
8906 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8907 * config/mips/mips.c (mips_load_call_address): Check
8908 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8909 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8910 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8911 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8912 TARGET_ABICALLS && TARGET_NEWABI.
8913 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8915 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8916 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8917 TARGET_ABICALLS && TARGET_NEWABI.
8918 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8919 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8920 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8921 whether indirect calls must use $25.
8922 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8924 * config/mips/mips.md (jal_macro): Check flag_pic and
8925 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8926 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8927 instead of TARGET_ABICALLS.
8928 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8929 TARGET_ABICALLS && TARGET_OLDABI.
8930 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8931 (sibcall): In the comment above the define_insn, mention
8932 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8933 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8934 instead of TARGET_ABICALLS.
8936 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8938 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8939 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8940 (MACFLAGS_MATCH_P): New macro.
8941 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8942 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8943 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8944 the other MACFLAG constants.
8945 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8946 (flag_machi): Tighten constraints. Renumber some of the operands.
8947 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8949 (flag_machi_parts_acconly): New pattern.
8950 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8952 (flag_macinit1hi): Tighten constraints.
8953 (flag_mul_macv2hi_parts_acconly): New pattern.
8955 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8956 Use a more efficient implementation.
8957 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8958 inline sequences when not optimizing for size.
8960 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8961 movhi_high2low): Delete, merge functionality into...
8962 (packv2hi): ... this pattern.
8964 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8965 * config/bfin/bfin.opt (msim): New option.
8966 (mcpu=): New option.
8967 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8968 (bfin_cpu_t): Typedef of enum bfin_cpu.
8969 (bfin_cpu_type): New declaration.
8970 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8971 -msim and -mcpu= options.
8972 (LIB_SPEC): Likewise.
8973 * config/bfin/bfin.c (bfin_cpu_type): Define.
8974 (bfin_handle_option): Handle -mcpu= option.
8975 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8976 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8977 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8979 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8981 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8982 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8983 (powerpc-wrs-vxworksae): Use ${tm_file}.
8984 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8985 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8986 * config/i386/vx-common.h: New file.
8988 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8990 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8993 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8995 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8998 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9002 * c-common.c (c_build_qualified_type): Set canonical type
9005 2007-04-12 Richard Guenther <rguenther@suse.de>
9007 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9008 lower bound and element size if lower bound is not zero
9009 or either of the ARRAY_REF operands is set.
9011 2007-04-12 Richard Guenther <rguenther@suse.de>
9013 PR tree-optimization/24689
9014 PR tree-optimization/31307
9015 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9017 * gimplify.c (canonicalize_addr_expr): To be consistent with
9018 gimplify_compound_lval only set operands two and three of
9019 ARRAY_REFs if they are not gimple_min_invariant. This makes
9020 it never at this place.
9021 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9023 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9025 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9026 null before emitting a .nsubspa directive.
9028 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9030 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9031 need_to_partition_p if there are no memory statements in the
9034 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9036 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9037 (gcd_of_steps_may_divide_p): New function.
9038 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9040 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9042 * reload.c (find_reloads_toplev, find_reloads_address,
9043 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9044 not a pointer equality test, to decide if we need to call
9045 push_reg_equiv_alt_mem.
9047 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9049 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9050 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9052 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9054 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9056 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9057 vector to be positive.
9059 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9063 * doc/invoke.texi: Document --params max-aliased-vops and
9065 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9066 debug_memory_partitions): Move to tree-flow.h
9067 * params.h (AVG_ALIASED_VOPS): Define.
9068 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9070 (mp_info_t): Likewise.
9071 (get_mem_sym_stats_for): New.
9072 (set_memory_partition): Move from tree-flow-inline.h.
9073 (mark_non_addressable): Only clear the set of symbols for the
9074 partition if it exists.
9075 (dump_memory_partitions): Move from tree-ssa-operands.c
9076 (debug_memory_partitions): Likewise.
9077 (need_to_partition_p): New.
9078 (dump_mem_ref_stats): New.
9079 (debug_mem_ref_stats): New.
9080 (dump_mem_sym_stats): New.
9081 (debug_mem_sym_stats): New.
9082 (update_mem_sym_stats_from_stmt): New.
9083 (compare_mp_info_entries): New.
9084 (mp_info_cmp): Call it.
9085 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9087 (get_mpt_for): Move from tree-ssa-operands.c.
9088 (find_partition_for): New.
9089 (create_partition_for): Remove.
9090 (estimate_vop_reduction): New.
9091 (update_reference_counts): New.
9092 (build_mp_info): New.
9093 (compute_memory_partitions): Refactor.
9094 Document new heuristic.
9095 Call build_mp_info, update_reference_counts,
9096 find_partition_for and estimate_vop_reduction.
9097 (compute_may_aliases): Populate virtual operands before
9098 calling debugging dumps.
9099 (delete_mem_sym_stats): New.
9100 (delete_mem_ref_stats): New.
9101 (init_mem_ref_stats): New.
9102 (init_alias_info): Call it.
9103 (maybe_create_global_var): Remove alias_info argument.
9104 Get number of call sites and number of pure/const call sites
9105 from gimple_mem_ref_stats().
9106 (dump_alias_info): Call dump_memory_partitions first.
9107 (dump_points_to_info_for): Show how many times a pointer has
9109 * opts.c (decode_options): For -O2 set --param
9110 max-aliased-vops to 500.
9111 For -O3 set --param max-aliased-vops to 1000 and --param
9112 avg-aliased-vops to 3.
9113 * fortran/options.c (gfc_init_options): Remove assignment to
9115 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9116 * tree-dfa.c (dump_variable): Dump memory reference
9118 Dump NO_ALIAS* settings.
9119 (referenced_var_lookup): Tidy.
9120 (mem_sym_stats): New.
9121 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9122 and ORIG are different SSA names for a memory partition.
9123 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9124 * tree-flow.h (struct mem_sym_stats_d): Define.
9125 (mem_sym_stats_t): Define.
9126 (struct mem_ref_stats_d): Define.
9127 (struct gimple_df): Add field mem_ref_stats.
9128 (enum noalias_state): Define.
9129 (struct var_ann_d): Add bitfield noalias_state.
9130 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9131 debug_mem_ref_stats, debug_memory_partitions,
9132 debug_mem_sym_stats): Declare.
9133 * tree-ssa-structalias.c (update_alias_info): Update call
9134 sites, pure/const call sites and asm sites in structure
9135 returned by gimple_mem_ref_stats.
9136 Remove local variable IS_POTENTIAL_DEREF.
9137 Increase NUM_DEREFS if the memory expression is a potential
9139 Call update_mem_sym_stats_from_stmt.
9140 If the memory references memory, call
9141 update_mem_sym_stats_from_stmt for all the direct memory
9142 symbol references found.
9143 (intra_create_variable_infos): Set noalias_state field for
9144 pointer arguments according to the value of
9145 flag_argument_noalias.
9146 * tree-ssa-structalias.h (struct alias_info): Remove fields
9147 num_calls_found and num_pure_const_calls_found.
9148 (update_mem_sym_stats_from_stmt): Declare.
9149 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9150 Set default value to 100.
9151 (PARAM_AVG_ALIASED_VOPS): Define.
9153 2007-04-11 Richard Guenther <rguenther@suse.de>
9156 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9157 a * -b + c as c - a * b if we honor sign dependent rounding.
9159 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9161 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9163 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9164 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9166 (initialize_trampoline): Don't use old-style function definition.
9167 (bfin_secondary_reload): Mark IN_P argument as unused.
9169 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9171 PR tree-optimization/31343
9172 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9173 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9174 * testsuite/gcc.dg/vect/pr31343.c: New.
9176 2007-04-10 Eric Christopher <echristo@apple.com>
9178 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9179 * config/i386/i386.md (*cmpfp0): Use.
9180 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9181 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9182 (fix_trunc<mode>_i386_fisttp): Ditto.
9183 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9184 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9185 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9186 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9187 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9188 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9189 (unnamed_splitters): Ditto.
9190 * config/i386/i386.c (output_fix_trunc): Assert that
9191 we're not being passed a TFmode operand.
9193 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9195 PR tree-optimization/31526
9196 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9197 n_basic_blocks to find newly added blocks.
9199 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9201 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9203 (fix_trunc<mode>si_sse): Ditto.
9204 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9205 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9206 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9207 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9208 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9209 expander using SSEMODEF mode macro.
9210 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9211 expander using SSEMODEF mode macro.
9212 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9213 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9214 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9215 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9216 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9217 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9218 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9219 Macroize insn using X87MODEF mode macro.
9221 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9223 * config/i386/sse.md (sse2_pinsrw): Removed.
9224 (sse2_pextrw): Renamed to ...
9225 (*sse2_pextrw): This.
9227 2007-04-09 Jan Hubicka <jh@suse.cz>
9230 * config/i386/sse.md
9231 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9232 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9233 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9234 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9236 2007-04-09 Jan Hubicka <jh@suse.cz>
9238 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9239 multiple fields of union.
9241 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9243 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9244 (create_preheaders): Check that loops are available.
9245 (fix_loop_structure): Clean up, improve comments.
9246 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9247 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9249 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9250 * predict.c (tree_estimate_probability): Do not call
9251 calculate_dominance_info. Call create_preheaders.
9252 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9253 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9255 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9256 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9257 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9258 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9261 2007-04-08 Jan Hubicka <jh@suse.cz>
9263 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9264 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9265 * fold-const.c (fold_unary): Use it.
9267 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9269 * varasm.c (assemble_variable): Remove call to
9270 lang_hooks.decls.prepare_assemble_variable.
9271 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9272 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9273 * langhooks.h (lang_hooks_for_decls): Remove
9274 prepare_assemble_variable.
9276 2007-04-08 Mike Stump <mrs@apple.com>
9278 * config/i386/i386.c: Use inc/dec on Core2.
9280 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9282 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9283 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9284 lhd_tree_inlining_end_inlining): Remove.
9285 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9286 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9288 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9289 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9290 lhd_tree_inlining_end_inlining): Remove prototypes.
9291 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9292 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9293 LANG_HOOKS_TREE_INLINING_START_INLINING,
9294 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9296 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9299 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9302 * config/avr/predicates.md (io_address_operand): Delete predicate.
9303 (low_io_address_operand): Don't use 'mode' argument.
9304 (higth_io_address_operand): Rename ...
9305 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9306 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9309 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9311 Revert change removing staticp.
9313 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9316 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9319 2007-04-07 Bruce Korb <bkorb@gnu.org>
9321 * c.opt: Add -Wformat-contains-nul.
9322 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9324 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9325 the NUL byte warning.
9327 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9329 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9331 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9333 * tree.c (staticp): No longer use staticp langhook.
9334 * langhooks.c (lhd_staticp): Removed.
9335 * langhooks.h (struct lang_hooks): Remove staticp.
9336 * c-common.c (c_staticp): Remove.
9337 * c-common.h (c_staticp): Ditto.
9338 * langhooks-defs.h (lhd_staticp): Ditto.
9339 (LHD_HOOKS_STATICP): Ditto
9340 * tree.h (gcc_assert_lowered): New macro.
9342 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9344 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9345 argument "reliable".
9346 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9347 Add argument "reliable". Propagate it through calls.
9348 (infer_loop_bounds_from_undefined): Derive number of iterations
9349 estimates from references in blocks that do not dominate loop latch.
9350 (gcov_type_to_double_int): New function.
9351 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9352 and expected_loop_iterations_unbounded.
9353 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9354 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9355 * tree-data-ref.c (estimated_loop_iterations): Export.
9356 (get_references_in_stmt): Fix -- do not return addresses of local
9358 * cfgloop.h (expected_loop_iterations_unbounded,
9359 estimated_loop_iterations): Declare.
9361 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9363 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9365 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9367 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9368 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9369 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9370 Use output_387_reg_move().
9371 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9372 expander using X87MODEF12 mode macro.
9373 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9374 choosing register preferences. Use output_387_reg_move().
9375 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9376 instead of "x". Use output_387_reg_move().
9377 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9378 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9379 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9380 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9381 Use output_387_reg_move().
9382 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9384 (*truncxf?f_i387 splitter): Ditto.
9386 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9388 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9389 LANG_HOOKS_SAFE_FROM_P.
9390 * expr.c (safe_from_p): Remove langhook call.
9391 * langhooks.h (lang_hooks): Remove safe_from_p.
9392 (lhd_safe_from_p): Remove prototype.
9393 * langhooks.c (lhd_safe_from_p): Remove.
9395 2007-04-06 Jan Hubicka <jh@suse.cz>
9397 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9400 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9402 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9403 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9404 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9405 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9407 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9408 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9410 2007-04-05 Richard Henderson <rth@redhat.com>
9412 * config/alpha/alpha.c (print_operand) [+]: Remove.
9413 (alpha_end_function): Print nop if call at end of function.
9414 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9415 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9416 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9417 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9418 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9419 the call pattern. Update peepholes to match.
9421 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9423 * doc/extend.texi (Other Builtins): Add decimal float variants
9425 * builtins.def: Ditto.
9426 * builtins.c (expand_builtin): Ditto.
9428 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9429 H.J. Lu <hongjiu.lu@intel.com>
9432 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9433 of V8HImode when calling ix86_binary_operator_ok.
9434 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9435 (sdot_prodv8hi): Operands 1 and 2 must be register.
9437 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9439 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9440 initialize align to silence bogus warning.
9442 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9445 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9447 (struct sra_walk_fns): Remove use_all parameter from use.
9448 (sra_hash_tree): Handle BIT_FIELD_REFs.
9449 (sra_elt_hash): Don't hash bitfld blocks.
9450 (sra_elt_eq): Skip them in parent compares as well. Handle
9452 (sra_walk_expr): Don't maintain or pass down use_all_p.
9453 (scan_use): Remove use_all parameter.
9454 (scalarize_use): Likewise. Re-expand assignment to
9455 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9456 output, and re-scalarize after output. Don't mark anything
9458 (scalarize_ldst): Adjust.
9459 (scalarize_walk_gimple_modify_statement): Likewise.
9460 (build_element_name_1): Handle BIT_FIELD_REFs.
9461 (instantiate_element): Don't warn for any element whose parent
9463 (instantiate_missing_elements_1): Return the sra_elt.
9464 (canon_type_for_field): New.
9465 (try_instantiate_multiple_fields): New.
9466 (instantiate_missing_elemnts): Use them.
9467 (mark_no_warning): Removed.
9468 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9469 (REPLDUP, sra_build_elt_assignment): New.
9470 (generate_copy_inout): Use them.
9471 (generate_element_copy): Likewise. Handle bitfld differences.
9472 (generate_element_zero): Don't recurse for blocks. Use
9473 sra_build_elt_assignment.
9474 (generate_one_element_int): Take elt instead of var. Use
9475 sra_build_elt_assignment.
9476 (generate_element_init_1): Adjust.
9477 (scalarize_use, scalarize_copy): Use REPLDUP.
9478 (scalarize_ldst): Move assert before dereference.
9479 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9481 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9483 * regmove.c: Fix unused variable warnings due to previous commit.
9485 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9487 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9488 (regmove_bb_head): Remove.
9489 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9490 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9491 problems with fixup_match_1.
9492 Don't initialize/free regmove_bb_head.
9494 (reg_is_remote_constant_p): If an insn is in the same basic block
9495 but not before INSN, consider it remote, too.
9497 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9500 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9501 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9503 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9505 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9506 (CONDITIONAL_REGISTER_USAGE): Likewise.
9508 2007-04-04 Richard Henderson <rth@redhat.com>
9510 * config/alpha/lib1funcs.asm: Remove unused file.
9512 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9515 * opts.c (print_specific_help): Fix --help=<language>
9517 (common_handle_option): Support --help=common.
9519 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9522 * gcc.c (main): Do not run the linker if
9523 print_subprocess_help indicates that it shouldn't be
9526 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9529 * doc/invoke.texi (--help=): Document <languages> value, fix
9530 formatting in tables of values.
9532 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9534 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9535 dllimport attribute of virtual methods.
9537 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9539 * config/score/crti.asm: Change _bss_start to __bss_start.
9540 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9541 (OUTGOING_REG_PARM_STACK_SPACE) update.
9542 * config/score/score.opt: add options to make backend support
9543 score5, score5u, score7 and score7d.
9544 * config/score/score.md: Likewise.
9545 * config/score/misc.md: Likewise.
9546 * config/score/mac.md: Likewise.
9547 * doc/invoke.texi: Likewise.
9548 * doc/md.texi: update constraints define.
9550 2007-04-03 Richard Henderson <rth@redhat.com>
9552 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9553 an appropriate type, use the mode instead.
9555 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9557 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9558 Set the default --with-arch setting to mips2.
9559 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9560 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9561 (MULTILIB_OSDIRNAMES): Delete.
9562 (MULTILIB_DIRNAMES): Define.
9563 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9564 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9565 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9566 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9567 VXWORKS_OS_CPP_BUILTINS.
9568 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9569 (MIPS_DEBUGGING_INFO): Undefine.
9570 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9572 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9575 * fold-const.c (native_encode_real): Encode real.c provided longs
9576 as a series of 32-bit native integers.
9577 (native_interpret_real): Interpret buffer as a series of 32-bit
9580 2007-04-03 Richard Guenther <rguenther@suse.de>
9582 * genpreds.c (write_insn_constraint_len): Write function
9583 optimized for CONSTRAINT_LEN implementation.
9584 (write_tm_preds_h): Output insn_constraint_len inline and
9585 use it for CONSTRAINT_LEN.
9586 (write_insn_preds_c): Don't output insn_constraint_len.
9587 * doc/md.texi (define_register_constraint): Document multi-letter
9588 constraints shall have the same length if they start with the same
9591 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9594 * config/i386/i386.md (isinf<mode>2): Expand only when
9595 TARGET_C99_FUNCTIONS is set.
9597 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9599 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9600 (x86_64-*-linux*): Ditto.
9601 * config/i386/i386.opt (mpc): New option.
9602 * config/i386/i386.c (overrride_options): Handle
9603 ix87_precision_string.
9604 * config/i386/crtprec.c: New file.
9605 * config/i386/t-crtpc: Ditto.
9606 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9608 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9609 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9610 crtprec32.o, crtprec64.o and crtprec80.o.
9612 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9614 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9616 2007-04-02 Eric Christopher <echristo@apple.com>
9618 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9619 limitations on darwin.
9621 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9624 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9626 2007-04-02 Dave Korn <dave.korn@artimi.com>
9628 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9630 2007-04-02 Dave Korn <dave.korn@artimi.com>
9632 * libgcc2.h (exception_descriptor): Don't forward-declare.
9633 (__get_eh_table_language, __get_eh_table_version): Delete
9634 prototypes of long-dead functions.
9636 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9638 * ebitmap.h: New file
9639 * ebitmap.c: New file
9640 * Makefile.in (ebitmap.o): New target.
9642 2007-04-01 Jan Hubicka <jh@suse.cz>
9644 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9645 before very first instruction.
9647 2007-04-01 Jan Hubicka <jh@suse.cz>
9649 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9650 waring on 64bit hosts.
9651 * bitmap.h: Fix typo in bitmap_head_def.
9653 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9655 PR rtl-optimization/31391
9656 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9657 into a DELETED_LABEL note, and the label is in an empty basic
9658 block, update BB_END as well as BB_HEAD.
9660 2007-04-01 Richard Henderson <rth@redhat.com>
9662 PR tree-optimization/31169
9663 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9664 to varying if the range is outside [0, prec-1].
9666 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9669 * config/mips/mips.md (load_const_gp): New insn.
9670 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9671 the MIPS16 GP pseudo register if no_new_pseudos.
9672 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9674 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9677 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9679 (call_value): Likewise.
9681 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9682 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9685 * doc/invoke.texi: (optimization options): Reword description
9686 of -ffast-math. Document its primary purpose.
9688 2007-03-31 Richard Guenther <rguenther@suse.de>
9690 * omp-low.c (splay-tree.h): Include.
9691 (lookup_decl): Replace splay-tree usage by pointer-map.
9692 (maybe_lookup_decl): Likewise.
9693 (new_omp_context): Likewise.
9694 (delete_omp_context): Likewise.
9695 * gimplify.c (splay-tree.h): Include.
9696 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9698 (remap_ssa_name): Likewise.
9699 (remap_decl): Likewise.
9700 (remap_type_1): Likewise.
9701 (remap_type): Likewise.
9702 (copy_body_r): Likewise.
9703 (expand_call_inline): Likewise.
9704 (clone_body): Likewise.
9705 (copy_tree_r): Likewise.
9706 (remap_save_expr): Likewise.
9707 (unsave_r): Likewise.
9708 (unsave_expr_now): Likewise.
9709 (tree_function_versioning): Likewise.
9710 (build_duplicate_type): Likewise.
9711 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9712 (struct copy_body_data): Replace splay-tree by pointer-map.
9713 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9714 not $(SPLAY_TREE_H).
9715 (gimplify.o): Depend on $(SPLAY_TREE_H).
9716 (omp-low.p): Likewise.
9718 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9720 * config/avr/predicates.md (even_register_operand,
9721 odd_register_operand): New predicates.
9722 * config/avr/avr.md (movw peephole2): New.
9723 (movw_r peephole2): New.
9725 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9727 * tree.h (get_signed_or_unsigned_type): New.
9728 * fold-const.c (operand_equal_for_comparison_p): Use
9729 get_signed_or_unsigned_type instead of
9730 lang_hooks.types.signed_or_unsigned_type.
9731 * expr.c (store_expr): Ditto.
9732 * langhooks.c (get_signed_or_unsigned_type): New.
9733 (lhd_signed_or_unsigned_type): New.
9734 * langhooks.h (lhd_signed_or_unsigned_type): New.
9735 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9737 2007-03-30 Richard Henderson <rth@redhat.com>
9739 * tree-ssa-loop-ivopts.c: Include target.h.
9740 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9741 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9742 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9743 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9745 2007-03-30 Richard Henderson <rth@redhat.com>
9746 Kai Tietz <kai.tietz@onevision.com>
9748 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9750 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9751 (TARGET_64BIT_MS_ABI): New.
9752 (DBX_REGISTER_NUMBER): Handle 64-bit.
9753 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9754 (LONG_TYPE_SIZE): Force to 32.
9755 (REG_PARM_STACK_SPACE): New.
9756 (OUTGOING_REG_PARM_STACK_SPACE): New.
9757 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9758 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9759 (STACK_BOUNDARY): Use 128 for 64-bit.
9760 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9761 Add 64-bit implementation.
9762 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9764 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9765 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9766 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9767 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9768 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9769 TARGET_64BIT_MS_ABI.
9770 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9771 (ix86_pass_by_reference): Likewise.
9772 (ix86_function_value_regno_p): Likewise.
9773 (ix86_build_builtin_va_list): Likewise.
9774 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9775 (function_arg_advance_ms_64): New.
9776 (function_arg_advance): Call it.
9777 (function_arg_ms_64): New.
9778 (function_arg): Call it.
9779 (function_value_ms_64): New.
9780 (ix86_function_value_1): Call it.
9781 (return_in_memory_ms_64): New.
9782 (ix86_return_in_memory): Call it.
9783 (setup_incoming_varargs_ms_64): New.
9784 (ix86_setup_incoming_varargs): Call it.
9785 (ix86_expand_prologue): Handle 64-bit stack probing.
9786 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9787 (output_pic_addr_const): Likewise.
9788 (x86_this_parameter): Likewise.
9789 (x86_output_mi_thunk): Likewise.
9790 (x86_function_profiler): Likewise.
9791 (TARGET_STRICT_ARGUMENT_NAMING): New.
9792 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9793 (TARGET_64BIT_MS_ABI): New.
9794 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9795 * config/i386/i386.md (allocate_stack_worker): Remove.
9796 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9797 describe the clobber of eax without a match_scratch.
9798 (allocate_stack_worker_postreload): Remove.
9799 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9800 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9801 (allocate_stack_worker_rex64_postreload): Remove.
9802 (allocate_stack): Handle 64-bit.
9803 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9804 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9805 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9806 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9807 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9808 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9809 * config.build (x86_64-*-mingw*): New host.
9810 * config.host (x86_64-*-mingw*): New host.
9811 * config.gcc (x86_64-*-mingw*): New target.
9812 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9814 2007-03-30 Richard Henderson <rth@redhat.com>
9815 Kai Tietz <kai.tietz@onevision.com>
9817 * c-pragma.c (struct def_pragma_macro_value): New.
9818 (struct def_pragma_macro): New.
9819 (pushed_macro_table): New.
9820 (dpm_hash, dpm_eq): New.
9821 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9822 (init_pragma): Install them.
9823 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9825 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9827 * config/avr/avr.c (avr_override_options): Clear
9828 'flag_delete_null_pointer_checks'.
9830 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9833 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9834 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9835 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9836 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9837 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9838 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9839 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9841 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9843 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9845 * regmove.c: Move all of pass_stack_adjustments from here...
9846 * combine-stack-adj.c: ...to this new file.
9847 * Makefile.in: Add rules for combine-stack-adj.o.
9849 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9851 PR tree-optimization/31383
9852 * tree-data-ref.c (affine_function_equal_p): Do not require the
9853 vectors to have the same length.
9855 2007-03-30 Jan Hubicka <jh@suse.cz>
9858 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9859 availablility; add more sanity checking; ask varpool only about
9862 2007-03-29 Richard Henderson <rth@redhat.com>
9864 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9865 to decide, but __SIZEOF_LONG_LONG__.
9867 2007-03-29 Richard Henderson <rth@redhat.com>
9869 * emutls.c (struct __emutls_array): New.
9870 (emutls_destroy): Use it instead of casting element 0 from void*.
9871 (__emutls_get_address): Likewise.
9873 2007-03-29 Richard Henderson <rth@redhat.com>
9875 * varasm.c (initializer_constant_valid_p): Don't deny
9876 DECL_DLLIMPORT_P on functions.
9878 * config/i386/cygming.h: Remove function declarations.
9879 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9880 (ASM_OUTPUT_LABELREF): Remove.
9881 (COMMON_ASM_OP): Remove.
9882 (ASM_OUTPUT_COMMON): Remove.
9883 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9884 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9885 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9886 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9887 Rename from TARGET_ENCODE_SECTION_INFO.
9888 * config/i386/netware.h: Likewise.
9889 * config/i386/i386-protos.h: Update.
9890 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9891 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9892 (legitimate_constant_p): Reject dllimports.
9893 (dllimport_map, get_dllimport_decl): New.
9894 (legitimize_dllimport_symbol): New.
9895 (legitimize_address, ix86_expand_move): Use it.
9896 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9897 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9898 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9899 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9900 * config/i386/predicates.md (constant_call_address_operand): Only
9901 accept symbols; reject dllimport_p symbols.
9902 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9903 i386_pe_maybe_record_exported_symbol.
9904 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9905 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9906 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9907 trust the setting of DECL_DLLIMPORT_P.
9908 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9909 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9910 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9911 tidy the argument scanning loop.
9912 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9913 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9914 (i386_pe_strip_name_encoding): Remove.
9915 (i386_pe_binds_local_p): New.
9916 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9917 (i386_pe_output_labelref): Remove.
9918 (i386_pe_asm_output_aligned_decl_common): New.
9919 (i386_pe_maybe_record_exported_symbol): Rename from
9920 i386_pe_record_exported_symbol; check for dllexported symbols.
9922 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9924 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9925 add comment explaining why vsnprintf cannot be used.
9927 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9929 PR tree-optimization/30666
9930 * tree.c (build_complex_type): When creating type names for DWARF2
9931 debug info, create TYPE_DECLs for TYPE_NAME instead of
9933 (build_common_tree_nodes_2): Use build_complex_type when building
9934 predefined complex types, to preserve canonical types.
9936 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9938 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9939 (noce_get_alt_condition): Look at it to determine whether to
9940 reverse the condition or not.
9941 (noce_get_condition): Substitute the truth for lies.
9942 (noce_find_if_block): Set the then_else_reversed field.
9944 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9946 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9947 destination of this insn.
9948 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9949 than calling gen_rtx_SET directly. Use r0 to hold the value of
9950 'address + 4' rather than a stack based temporary which can be
9953 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9955 * config/s390/s390.c (s390_secondary_input_reload_class,
9956 s390_secondary_output_reload_class): Functions removed.
9957 (s390_secondary_reload): New function.
9958 (TARGET_SECONDARY_RELOAD): Target macro defined.
9959 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9960 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9961 * config/s390/s390.md ("reload_outti", "reload_outdi",
9962 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9963 "reload_out<mode>"): Expanders removed.
9964 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9965 "reload<mode>_nonoffmem_out"): Expanders added.
9967 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9969 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9970 action if SRC->DEST replacement failed anyway.
9972 2007-03-28 Mike Stump <mrs@apple.com>
9974 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9975 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9976 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9978 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9980 * config.gcc: Accept barcelona as a variant of amdfam10.
9981 * config/i386/i386.c (override_options): Likewise.
9982 * doc/invoke.texi: Likewise.
9984 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9986 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9987 offsets for BIT_FIELD_REF and COMPONENT_REF.
9989 2007-03-28 Richard Guenther <rguenther@suse.de>
9991 * tree.c (is_global_var): Move ...
9992 * tree-flow-inline.h (is_global_var): ... here.
9993 * tree.h (is_global_var): Remove declaration.
9995 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9997 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9999 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10000 * config/i386/i386.c (ix86_tune_features): Initialize new
10002 * config/i386/predicates.md (promotable_binary_operator): Use
10003 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10005 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10008 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10010 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10012 * config/fr30/fr30.md (movsi_internal): Change destination
10013 constraint from m to V and add m to the end.
10015 2007-03-28 Christian Bruel <christian.bruel@st.com>
10017 * config/sh/sh.md (movsi_i): Fix type attribute.
10019 2007-03-28 Christian Bruel <christian.bruel@st.com>
10021 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10022 (movsf_ie): Likewise.
10024 2007-03-28 Christian Bruel <christian.bruel@st.com>
10026 * config.gcc: Add sh4-300 to multilib.
10027 * config/sh/t-mlib-sh4-300: New file.
10029 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10031 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10032 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10033 fix_trunc<mode>di2.
10034 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10035 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10036 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10037 "fixuns_trunctddi2"): Whitespace fix.
10039 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10041 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10042 the definition of struct sh_args.
10043 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10044 CALL_COOKIE_INT_REG_GET): Likewise.
10046 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10048 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10049 transformations are applied successfully.
10051 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10053 * tree.c (tree_contains_struct): Permit 512 tree codes.
10054 * tree.h (tree_contains_struct): Ditto.
10055 (MAX_TREE_CODES): Ditto.
10056 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10057 SPARE member to store remaining padding bits.
10059 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10061 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10064 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10066 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10067 * configure: Regenerate.
10069 * configure: Regenerate using the correct version of autoconf.
10071 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10073 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10075 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10076 regs to "__SP_L__" and "__SP_H__".
10078 2007-03-27 Richard Guenther <rguenther@suse.de>
10080 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10081 computations with it with a HOST_WIDE_INT variable.
10083 2007-03-26 Mike Stump <mrs@apple.com>
10085 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10086 objective-c-header, objective-c++-header and objc++-cpp-output
10088 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10090 2007-03-26 Richard Henderson <rth@redhat.com>
10093 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10094 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10095 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10096 IX86_BUILTIN_PSRLQ128): New.
10097 (ix86_init_mmx_sse_builtins): Add them.
10098 (ix86_expand_builtin): Expand them.
10099 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10100 operand 2 be TImode.
10101 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10102 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10103 _mm_srli_epi64): Mark __B const.
10104 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10105 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10106 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10107 new two-vector shift builtins.
10109 2007-03-26 Ian Lance Taylor <iant@google.com>
10111 PR tree-optimization/31345
10112 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10113 [+INF, +INF(OVF)] into VARYING.
10115 2007-03-26 Zack Weinberg <zackw@panix.com>
10117 * gengtype-parse.c: New file.
10118 * gengtype-yacc.y: Delete.
10119 * gengtype-lex.l: Don't include gengtype-yacc.h.
10120 Define YY_DECL and yyterminate appropriately for recursive
10121 descent parser. yylval is now a string out-parameter to yylex.
10122 (HWS, EOID): New shorthand.
10123 (IWORD): Add a couple more types.
10124 (yylex): Add a setup stanza. Remove the complex rules for
10125 detecting GTY'ed types and typedefs; replace with simple
10126 keyword detectors. Adjust everything for the changed
10127 definition of yylval. Ignore all pp-directives, not just #define.
10129 (parse_file): Rename yybegin; do not call yyparse.
10131 * gengtype.c (xasprintf): Export again.
10132 (this_file): New. Use everywhere __FILE__ was being used.
10133 (get_lang_bitmap): Special case types defined in gengtype.c.
10134 (do_typedef, new_structure): Suppress definition of certain types.
10135 (new_structure): Improve diagnostics of duplicate definitions.
10136 Make sure location_s is associated with input.h.
10137 (nreverse_pairs, define_location_structures): New functions.
10138 (main): Improve tagging of kludge types. Remove old kludges
10139 for input.h types; use define_location_structures.
10140 * gengtype.h: Update prototypes. Define token codes here.
10141 * Makefile.in: Remove all references to gengtype-yacc.
10142 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10144 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10145 add GTY((skip)) to the field that's only conditionally there.
10146 * doc/install.texi: Document that Bison is no longer required
10147 unless building treelang.
10149 * gengtype.c: Don't include gtyp-gen.h.
10150 (srcdir): Declare here.
10151 (base_files, lang_dir_names): Allocate dynamically.
10152 (gt_files, num_gt_files, num_lang_dirs): New globals.
10153 (measure_input_list, read_input_line, read_input_list)
10154 (set_lang_bitmap): New functions.
10155 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10156 simplify, relying on read_input_list to set up the bitmaps.
10157 (main): Arguments are no longer unused. Check for correct number
10158 of command line arguments, set srcdir and srcdir_len, then call
10159 read_input_list, before doing anything else. No need to worry
10160 about duplicates in main loop.
10161 * configure.ac: Simplify the calculation of all_gtfiles.
10162 Put language tags in there. Don't set or substitute
10163 all_gtfiles_files_langs or all_gtfiles_files_frags.
10164 * Makefile.in: Revamp the way gengtype is invoked, now that it
10165 takes a file on its command line with a much simpler format.
10166 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10167 (GTFILES): Remove duplicates and C source files.
10168 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10169 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10170 * configure: Regenerate.
10172 * gengtype.h: Remove all type definitions to gengtype.c; leave
10173 only definitions of options_p, type_p, and pair_p as opaque
10174 pointers. Update prototypes.
10175 * gengtype.c: Many type definitions moved here from gengtype.h.
10176 Consolidate type definitions at the top of the file.
10177 (xvasprintf): Delete.
10178 (xasprintf): Make static.
10179 (create_nested_pointer_option): Add 'next' parameter.
10180 (create_field_all, create_field_at): New functions.
10181 (create_field): Now a thin wrapper around create_field_all.
10182 (create_optional_field): Rename create_optional_field_ and add
10183 line argument. Original name is now a macro which supplies
10185 (oprintf): Use vsnprintf directly.
10186 (close_output_files): Use fatal rather than perror/exit.
10187 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10188 (main): Set progname. Don't use exit.
10189 * gengtype-yacc.y (struct_fields): Use create_field_at.
10190 (option, optionseqopt): Delete.
10191 (optionseq): Consolidate productions from option here so we
10192 can use the first argument to create_option.
10194 * gengtype-lex.l: Distinguish unions from structures in the
10195 token type. Don't call find_structure; return the tag as a string.
10196 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10197 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10198 string. Reorganize typedef_struct production accordingly.
10199 Use create_nested_ptr_option.
10200 * gengtype.c (create_nested_ptr_option): New function.
10201 * gengtype.h: Declare it.
10203 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10204 (string_type): Don't declare.
10205 (do_scalar_typedef): Declare.
10206 (create_scalar_type): Update prototype.
10207 * gengtype.c (string_type): Make static.
10208 (scalar_nonchar, scalar_char): New.
10209 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10210 (resolve_typedef): Use scalar_nonchar for error recovery.
10211 (create_scalar_type): Remove name_len field. Return scalar_char
10212 or scalar_nonchar as appropriate.
10213 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10214 to use string_type.
10215 (throughout): Use scalar_nonchar instead of calling
10216 create_scalar_type, whenever possible.
10217 (main): Initialize scalar_char and scalar_nonchar before calling
10219 * gengtype-lex.l: Adjust for removal of second argument to
10220 create_scalar_type. Use yylval.s instead of yylval.t when
10222 * gengtype-yacc.y: Type of SCALAR is string. Call
10223 create_scalar_type from type:SCALAR rule. Adjust for removal of
10224 second argument to create_scalar_type.
10226 * vec.h: Remove all #if IN_GENGTYPE blocks.
10227 Add comment saying that changes may require adjustments to gengtype.
10228 * gengtype.c: Don't include coretypes.h or tm.h.
10229 Add comment to inclusion of errors.h.
10230 (note_def_vec, note_def_vec_alloc): New functions.
10231 * gengtype.h: Declare new functions.
10232 * gengtype-lex.l: Don't include coretypes.h.
10233 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10235 (update_lineno): Remove unnecessary prototype.
10236 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10237 (VEC rule): Just return VEC_TOKEN.
10238 * gengtype-yacc.y (VEC_TOKEN): New token type.
10239 (type): Add a production for VEC(a,b).
10240 * Makefile.in: Update dependencies.
10242 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10243 typedefs that use the old PARAMS macro.
10245 * gengtype-lex.l: Remove all rules and states relating to yacc
10247 * gengtype-yacc.y: Similarly.
10248 * gengtype.c (note_yacc_type): Delete function.
10249 * gengtype.h: Update prototypes.
10251 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10253 * tree-pretty-print.c (dump_generic_node): Report precision of
10254 unnamed integer types.
10256 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10258 * ifcvt.c (noce_try_store_flag_constants): Don't check
10259 no_new_pseudos here.
10260 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10261 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10262 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10263 noce_try_sign_mask): Likewise.
10264 (if_convert): Check no_new_pseudos here.
10266 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10268 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10269 (noce_get_condition): Handle new then_else_reversed argument.
10270 (noce_init_if_info): Remove, fold into noce_find_if_block.
10271 (noce_process_if_block): Take a struct noce_if_info as the
10272 argument. Don't set up one based on ce_if_info. Update pointer
10273 references accordingly.
10274 (cond_move_process_if_block): Likewise.
10275 (process_if_block): Removed.
10276 (find_if_block): Removed. Move functionality two new functions,
10277 noce_find_if_block and cond_exec_find_if_block.
10278 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10279 blocks and the symmetric IF-ELSE-JOIN case.
10280 (cond_exec_find_if_block): Also new function mostly based on old
10281 find_if_block and process_if_block.
10282 (find_if_header): Replace find_if_block call with separately
10283 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10284 (find_cond_trap): Update noce_get_condition call.
10285 (dead_or_predicable): Likewise.
10287 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10289 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10291 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10292 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10293 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10294 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10295 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10296 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10297 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10298 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10299 __builtin_ia32_psrad128 builtins.
10301 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10303 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10304 * config/i386/constraints.md
10305 (define_constraint "I"): Use IN_RANGE macro.
10306 (define_constraint "J"): Ditto.
10307 (define_constraint "K"): Ditto.
10308 (define_constraint "M"): Ditto.
10309 (define_constraint "N"): Ditto.
10310 (define_constraint "O"): Ditto.
10311 * config/i386/predicates.md
10312 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10313 (define_predicate "const_0_to_3_operand"): Ditto.
10314 (define_predicate "const_0_to_7_operand"): Ditto.
10315 (define_predicate "const_0_to_15_operand"): Ditto.
10316 (define_predicate "const_0_to_63_operand"): Ditto.
10317 (define_predicate "const_0_to_255_operand"): Ditto.
10318 (define_predicate "const_1_to_31_operand"): Ditto.
10319 (define_predicate "const_2_to_3_operand"): Ditto.
10320 (define_predicate "const_4_to_7_operand"): Ditto.
10322 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10324 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10325 in SImode for save_world.
10326 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10329 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10331 PR tree-optimization/30784
10332 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10335 2007-03-25 Revital Eres <eres@il.ibm.com>
10337 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10338 Fold movement_possibility function into it.
10340 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10342 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10343 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10344 (call_indirect_nonlocal_darwin64): Same.
10345 (call_nonlocal_darwin64): Same.
10346 (call_value_indirect_nonlocal_darwin64): Same.
10347 (call_value_nonlocal_darwin64): Same.
10348 (sibcall_nonlocal_darwin64): Same.
10349 (sibcall_value_nonlocal_darwin64): Same.
10350 (sibcall_symbolic_64): Same.
10351 (sibcall_value_symbolic_64): Same.
10352 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10354 (rs6000_emit_load_toc_table): Same.
10355 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10356 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10358 (divss_call): Same.
10359 (divus_call): Same.
10360 (quoss_call): Same.
10361 (quous_call): Same.
10362 (load_toc_v4_pic_si): Same
10363 (load_toc_v4_PIC_1): Same.
10364 (load_toc_v4_PIC_1b): Same.
10365 (call_indirect_aix{32,64}): Same.
10366 (call_value_indirect_aix{32,64}): Same.
10368 (call_value): Same.
10369 (call_local{32,64}): Same.
10370 (call_value_local{32,64}): Same.
10371 (call_indirect_nonlocal_aix{32,64}): Same.
10372 (call_nonlocal_aix{32,64}): Same.
10373 (call_value_indirect_nonlocal_aix{32,64}): Same.
10374 (call_value_nonlocal_aix{32,64}): Same.
10375 (call_indirect_nonlocal_sysv<mode>): Same.
10376 (call_nonlocal_sysv<mode>): Same.
10377 (call_value_indirect_nonlocal_sysv<mode>): Same.
10378 (call_value_nonlocal_sysv<mode>): Same.
10380 (sibcall_local{32,64}): Same.
10381 (sibcall_value_local{32,64}): Same.
10382 (sibcall_nonlocal_aix{32,64}): Same.
10383 (sibcall_value_nonlocal_aix{32,64}): Same.
10384 (sibcall_nonlocal_sysv<mode>): Same.
10385 (sibcall_value): Same.
10386 (sibcall_value_nonlocal_sysv<mode>): Same.
10388 2007-03-24 Paul Brook <paul@codesourcery.com>
10390 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10391 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10393 2007-03-24 Richard Henderson <rth@redhat.com>
10395 * config/ia64/constraints.md: New file.
10396 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10397 satisfies_constraint_?.
10398 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10399 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10400 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10401 ia64_output_mi_thunk): Likewise.
10402 (ia64_const_ok_for_letter_p): Remove.
10403 (ia64_const_double_ok_for_letter_p): Remove.
10404 (ia64_extra_constraint): Remove.
10405 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10406 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10407 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10408 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10409 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10410 EXTRA_MEMORY_CONSTRAINT): Remove.
10411 * config/ia64/ia64.md: Include constriants.md. Replace
10412 CONST_OK_FOR_? with satisfies_constraint_?.
10414 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10415 H.J. Lu <hongjiu.lu@intel.com>
10417 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10419 (name macros): Use DPD_BID_NAME to convert names properly.
10421 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10422 decimal floating point format.
10423 (init_floating_libfuncs): Change decimal functions so that they
10424 have a "bid_" prefix if the decimal system uses the BID format,
10425 and "dpd_" prefix if the decimal system uses the DPD format.
10426 (init_interclass_conv_libfuncs): Ditto.
10427 (init_intraclass_conv_libfuncs): Ditto.
10429 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10430 using the BID format.
10432 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10433 whether we are using the BID decimal format.
10434 * configure: Regenerate.
10436 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10437 the compiler has decimal floating point enabled. Define
10438 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10441 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10442 using the BID format.
10444 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10445 whether we are using the BID decimal format.
10446 * configure: Regenerate.
10448 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10449 the compiler has decimal floating point enabled. Define
10450 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10453 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10454 options, and that it is enabled for i386/x86_64 systems.
10456 * Makefile.in (enable_decimal_float): New.
10458 (DECNUMINC): Add -I$(DECNUMFMT).
10459 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10460 to $(DECNUMFMT) from $(DECNUM).
10462 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10463 Substitute enable_decimal_float.
10464 * configure: Regenerated.
10467 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10470 * configure.ac: Enable decimal float for x86_64-*-linux*.
10471 * configure: Regenerated.
10474 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10475 decimal128ClearSign to flip and clear the sign bit in decimal128.
10476 (decimal_real_maxval): Set decimal128SetSign to set the sign
10479 2007-03-23 Ian Lance Taylor <iant@google.com>
10481 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10483 2007-03-23 Ian Lance Taylor <iant@google.com>
10485 * tree-dump.c (dump_files): Correct comment.
10487 2007-03-23 Ian Lance Taylor <iant@google.com>
10489 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10491 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10493 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10494 in cfglayout mode. Don't go into and out of cfglayout mode.
10495 Link the blocks in the order of the constructed traces.
10496 (rest_of_handle_tracer): Adjust call to tracer.
10497 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10498 Don't go into cfglayout mode.
10499 (rtl_loop_done): Don't go out of cfglayout mode.
10500 * cfglayout.c (relink_block_chain): New function, split out from...
10501 (fixup_reorder_chain): ...here. Remove redundant checking.
10502 (cfg_layout_finalize): Don't clear the header, footer, and aux
10503 fields here, move the code to do so to relink_block_chain. Likewise
10504 for free_original_copy_tables.
10505 * rtl.h (tracer): Update prototype.
10506 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10507 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10508 mode. Use relink_block_chain to serialize the CFG according to the
10509 new basic block order. Move targetm.cannot_modify_jumps_p check from
10511 (gate_handle_reorder_blocks): ...to here.
10512 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10514 (gate_duplicate_computed_gotos): ...to here.
10515 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10516 something always changes when going into and out of cfglayout mode.
10517 Perform an expensive cfg cleanup while going into cfglayout mode.
10518 Always update liveness information on HAVE_conditional_execution
10519 targets. Reserialize the basic blocks and go out of cfglayout mode.
10520 * reg-stack.c: Include cfglayout.h.
10521 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10522 the call to reorder_basic_blocks.
10523 * basic-block.h (reorder_basic_blocks): Update prototype.
10524 (relink_block_chain): New prototype.
10525 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10527 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10529 * config/mips/mips.md (type, hazard, *movdi_32bit,
10530 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10531 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10532 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10533 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10534 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10536 (movcc): Change first xfer to multi.
10537 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10538 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10539 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10540 config/mips/generic.md: Change reservations using "xfer" to use
10542 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10543 using match_operand.
10544 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10545 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10547 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10549 2007-03-22 Richard Henderson <rth@redhat.com>
10551 * config/i386/i386.c: Remove unnecessary function declarations.
10552 Move targetm definition, and all related macros, to the end of
10553 the file. Resort some functions to put definitions before uses.
10554 (ix86_attribute_table): Make static. Move to end of file.
10555 (ix86_gimplify_va_arg): Make static.
10557 2007-03-22 Richard Henderson <rth@redhat.com>
10559 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10560 don't increase local_regparm with force_align_arg_pointer check.
10561 (ix86_function_sseregparm): Assert 32-bit.
10562 (type_has_variadic_args_p): New.
10563 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10564 type_has_variadic_args_p.
10565 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10566 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10567 use memset instead. Do maybe_vaarg check first; skip attribute
10568 tests if true; skip attribute tests for 64-bit.
10569 (construct_container): Remove TARGET_DEBUG_ARG.
10570 (function_arg_advance_32, function_arg_advance_64): Split out ...
10571 (function_arg_advance): ... from here.
10572 (function_arg_32, function_arg_64): Split out ...
10573 (function_arg): ... from here.
10574 (ix86_pass_by_reference): Tidy.
10575 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10576 (function_value_32): New, from parts of ix86_function_value
10577 and ix86_value_regno.
10578 (function_value_64): New, from parts of ix86_function_value
10579 and ix86_libcall_value.
10580 (ix86_function_value_1): New.
10581 (ix86_function_value, ix86_libcall_value): Use it.
10582 (return_in_memory_32, return_in_memory_64): Split out ...
10583 (ix86_return_in_memory): ... from here.
10584 (ix86_struct_value_rtx): Skip for 64-bit.
10585 (ix86_libcall_value, ix86_value_regno): Remove.
10586 (setup_incoming_varargs_64): Split out ...
10587 (ix86_setup_incoming_varargs): ... from here.
10588 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10589 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10590 * config/i386/i386-protos.h (ix86_function_value): Remove.
10591 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10593 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10596 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10597 infinities not supported, otherwise emit warning if -Woverflow. On
10598 underflow, emit warning if -Woverflow.
10599 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10601 * real.h (real_from_string): Update declaration
10603 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10604 Richard Henderson <rth@redhat.com>
10606 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10607 * calls.c (compute_argument_block_size, expand_call,
10608 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10609 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10610 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10611 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10612 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10613 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10614 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10615 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10618 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10620 * c-incpath.c (add_sysroot_to_chain): New.
10621 (merge_include_chains): Add sysroot argument. Call
10622 add_sysroot_to_chain if sysrooted.
10623 (register_include_chains): Update call to merge_include_chains.
10624 * doc/cppopts.texi: Document use of '=' in include directory
10627 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10629 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10630 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10631 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10632 insn pattern using X87MODEF12 mode macro.
10634 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10636 * regmove.c (regmove_optimize): Use reg_mentioned_p
10637 instead of reg_overlap_mentioned_p for DST.
10639 2007-03-21 Mike Stump <mrs@apple.com>
10641 * c.opt: Fixup for Objective-C/C++.
10643 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10645 * explow.c (convert_memory_address): Fold memory reference when
10646 POINTERS_EXTEND_UNSIGNED < 0
10648 2007-03-21 Richard Henderson <rth@redhat.com>
10651 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10652 * config/i386/mmintrin.h (__m64): Likewise.
10653 * config/i386/xmmintrin.h (__m128): Likewise.
10655 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10657 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10658 (VXWORKS_OS_CPP_BUILTINS): Define.
10659 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10660 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10662 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10664 * rtl.h (constant_pool_reference_p): Delete.
10665 (find_constant_src): Declare.
10666 * rtlanal.c (find_constant_src): New function.
10667 * simplify-rtx.c (constant_pool_reference_p): Delete.
10668 * config/i386/i386.md: Use find_constant_src instead of
10669 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10671 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10673 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10674 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10676 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10678 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10679 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10680 (arm_elf_asm_constructor): Use it.
10681 (arm_elf_asm_destructor): New function.
10683 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10685 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10687 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10689 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10691 2007-03-19 Andrew Haley <aph@redhat.com>
10693 PR tree-optimization/31264
10694 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10695 VIEW_CONVERT_EXPRs.
10697 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10699 PR rtl-optimization/30907
10700 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10701 (fwprop_init): Always call loop_optimizer_initialize.
10702 (fwprop_done): Always call loop_optimizer_finalize.
10703 (fwprop): We always have loop info now.
10704 (gate_fwprop_addr): Remove.
10705 (pass_fwprop_addr): Use gate_fwprop as gate.
10707 PR rtl-optimization/30841
10708 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10709 df_chain_alloc): Call df_reorganize_refs unconditionally.
10710 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10711 refs_organized to refs_organized_size.
10712 (df_ref_create_structure): Use refs_organized_size instead of
10713 bitmap_size if refs had been organized, and keep refs_organized_size
10715 * df.h (struct df_ref_info): Change refs_organized to
10716 refs_organized_size.
10717 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10720 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10722 * except.c (output_function_exception_table): Do not reference the
10723 EH personality routine for functions that do not require an
10726 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10729 * c-typeck.c (convert_for_assignment): Call comptypes for
10730 RECORD_TYPE or UNION_TYPE.
10732 PR inline-asm/30505
10733 * reload1.c (reload): Do invalid ASM checking after
10734 cleanup_subreg_operands.
10736 2007-03-19 Jeff Law <law@redhat.com>
10738 * tree-cfg.c (find_taken_edge): Tighten conditions for
10739 optimizing computed gotos.
10741 2007-03-19 Michael Matz <matz@suse.de>
10743 * builtins.c (expand_builtin_sync_operation,
10744 expand_builtin_compare_and_swap,
10745 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10748 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10749 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10752 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10754 * doc/tm.texi: Add brackets around the return type of
10755 TARGET_SECONDARY_RELOAD.
10757 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10758 Richard Guenther <rguenther@suse.de>
10760 PR tree-optimization/31254
10761 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10762 Use handled_component_p () where appropriate. Continue
10763 propagating into the rhs if we propagated into an INDIRECT_REF
10766 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10768 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10769 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10770 (xde, xdee): Mode attributes adjusted to support DFP modes.
10771 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10772 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10773 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10774 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10775 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10776 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10777 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10779 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10780 "movsf"): Insn definitions removed.
10781 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10782 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10783 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10785 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10786 "reload_in<mode>", "reload_out<mode>"): Expander added.
10787 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10790 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10792 * config/s390/s390.md: Only non-functional changes. Renamed
10793 FPR mode macro to BFP all over the file.
10795 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10797 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10798 (op_type attribute): RRF instruction type added.
10799 (fT0): New mode attribute.
10800 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10801 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10802 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10803 instruction no secondary memory is needed when moving DFmode values
10804 between GPRs and FPRs.
10806 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10808 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10809 inverted and documentation adjusted.
10810 ("mhard-dfp", "msoft-dfp"): New options.
10811 * config/s390/s390.c (s390_handle_arch_option): New architecture
10813 (override_options): Sanity checks for the new options added.
10814 * config.gcc: New architecture switch: z9-ec.
10815 * config/s390/s390.h (processor_flags): PF_DFP added.
10816 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10817 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10818 when the bit is NOT set so remove it from the defaults.
10820 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10822 * genemit.c (main): Print include statement for dfp.h.
10823 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10826 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10828 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10830 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10833 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10834 instead of PATTERN.
10836 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10838 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10839 attr_length_call, output_call, output_indirect_call): Cleanup
10840 formatting of targetm calls.
10842 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10844 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10846 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10848 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10849 reservation, bypass and anti-bypass descriptions for these
10850 instructions. Update move patterns.
10851 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10854 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10856 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10857 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10858 (get_initial_def_for_reduction): Likewise.
10860 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10862 Fix PR tree-optimization/29922
10863 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10864 (get_representative): Removed.
10865 (value_dies_in_block_x): Update for rvuse removal.
10866 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10867 (compute_antic_aux): Handle when PHI nodes appear in
10868 non-single-successors.
10869 (dump_bitmap_of_names): Removed.
10870 (compute_antic_safe): Renamed and removed rvuse calculation.
10871 Calculate only antic safe.
10872 (insert_into_preds_of_block): Remove assert.
10873 (execute_pre): Update for renamed functions.
10874 (defer_or_phi_translate_block): New function.
10876 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10878 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10879 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10881 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10882 Follow spelling conventions.
10884 * tree-data-ref.h: Remove the prototype for analyze_array.
10886 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10888 PR tree-optimization/31041
10889 * tree-vect-transform.c (get_initial_def_for_induction): Call
10890 force_gimple_operand.
10892 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10894 * ipa-type-escape.c (look_for_casts) : Revert code to use
10895 handled_component_p due to ada test a-numaux.adb.
10897 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10899 * final.c (final_scan_insn): Alter the condition of a
10900 conditional trap if we have nonstandard CC.
10902 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10904 * configure.ac: Remove excess quoting from asm line 0 test.
10905 * configure: Rebuilt.
10907 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10909 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10910 * c-common.c (convert_and_check): Move warning logic to...
10911 (warnings_for_convert_and_check): ...here. Define.
10912 * c-common.h (warnings_for_convert_and_check): Declare.
10914 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10916 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10917 (output_call): Likewise.
10919 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10921 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10923 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10925 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10927 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10929 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10930 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10932 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10934 PR tree-optimization/31183
10935 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10936 Use double_int instead of unsigned int for representing access_strides.
10937 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10939 2007-03-16 Richard Guenther <rguenther@suse.de>
10941 PR tree-optimization/31146
10942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10943 to allow recursion of forward_propagate_addr_expr.
10944 (forward_propagate_addr_into_variable_array_index): Likewise.
10945 (forward_propagate_addr_expr): Likewise.
10946 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10947 (forward_propagate_addr_expr_1): Recurse on simple copies
10948 instead of propagating into them. Do so for useless conversions
10950 (forward_propagate_addr_expr): Clean up unused statements after
10953 2007-03-16 Richard Guenther <rguenther@suse.de>
10955 * builtins.c (expand_builtin_cexpi): Use the right argument
10956 for the expansion via cexp.
10958 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10960 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10961 * configure: Rebuilt.
10963 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10966 * dwarf2out.c (force_type_die): Adjust comment.
10967 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10969 2007-03-15 DJ Delorie <dj@redhat.com>
10971 * config/frv/predicates.md (minmax_operator): Don't check operands
10974 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10976 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10977 Update constant estimates of number of iterations.
10978 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10979 argument renamed to "realistic".
10980 (compute_estimated_nb_iterations): Removed.
10981 (record_niter_bound): New function.
10982 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10983 call record_nonwrapping_iv with upper = false.
10984 (infer_loop_bounds_from_signedness): Pass upper argument to
10985 record_nonwrapping_iv.
10986 (estimate_numbers_of_iterations_loop): Do not call
10987 compute_estimated_nb_iterations. Record estimate based on profile
10988 information. Initialize the constant estimates of number of
10990 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10992 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10993 number of iterations is too small.
10994 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10995 (EST_NOT_AVAILABLE): Removed.
10996 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10997 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11000 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11002 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11003 Handle NE_EXPR guards.
11005 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11008 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11009 Set also -pedantic-errors by default for the preprocessor unless
11010 -fpermissive is given.
11012 2007-03-15 Richard Guenther <rguenther@suse.de>
11014 PR middle-end/29719
11015 PR middle-end/31161
11016 * builtins.c (expand_builtin_cexpi): As a fallback if we
11017 don't have builtins for sincos or cexp create a function
11018 declaration for cexp and expand to a call to that.
11019 (expand_builtin_int_roundingfn): Always fall
11020 back to floor/ceil and its variants even if they may be
11023 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11025 PR middle-end/31159
11026 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11027 jump tables, move the call to delete_dead_jumptables from here...
11028 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11029 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11030 don't allow merging of blocks that try_redirect_by_replacing_jump
11031 also does not handle when not optimizing.
11033 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11034 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11036 * config/i386/i386.md (x86_sahf_1): Correctly handle
11039 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11042 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11043 x86_64_general_operand as operand[2] predicate. Remove "iF"
11044 from operand constraints and use "e" constraint instead.
11045 (*subti3_1, *subti3_1 splitter): Ditto.
11046 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11047 operand[1] predicate.
11049 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11051 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11052 arrays, multiply the access strides by the size of the sub-array.
11053 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11055 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11057 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11058 the configured assembler supports the sahf mnemonic.
11059 * configure: Regenerate.
11060 * config.in: Regenerate.
11062 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11063 emit "sahf" or ".byte\t0x9e" as asm template.
11065 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11068 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11069 option to replace hard coded TARGET_xxx in md file.
11070 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11071 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11072 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11073 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11074 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11075 (X86_TUNE_NOT_VECTORMODE): Ditto.
11076 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11077 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11078 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11079 (TUNE_SLOW_IMUL_IMM8): Ditto.
11080 (TUNE_MOVE_M1_VIA_OR): Ditto.
11081 (TUNE_NOT_UNPAIRABLE): Ditto.
11082 (TUNE_NOT_VECTORMODE): Ditto.
11084 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11087 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11088 tuning options instead of hard coded TARGET_xxx.
11089 (fix ssemode peephole2's): Ditto.
11090 (imul peephole2's): Ditto.
11092 (movdi_or_rex64): Ditto.
11093 (move peephole2): Ditto.
11094 (not peephole2's): Ditto.
11096 2007-03-14 Dirk Mueller <dmueller@suse.de>
11098 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11099 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11100 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11102 * c-parser.c (c_parser_do_statement): Warn about empty body in
11103 do/while statement.
11104 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11105 * doc/invoke.texi (-Wempty-body): Update documentation.
11107 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11110 * c-common.h (warn_for_div_by_zero): Declare.
11111 * c-common.c (warn_for_div_by_zero): Define.
11112 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11115 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11117 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11118 to PREFIX and STANDARD_PREFIX.
11120 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11121 Phil Edwards <phil@codesourcery.com>
11123 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11124 (__gthread_once_t): Remove busy field for RTPs.
11125 (__GTHREAD_ONCE_INIT): Update accordingly.
11127 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11129 * doc/invoke.texi: Document VxWorks options.
11131 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11133 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11135 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11137 PR tree-optimization/30590
11138 * tree-nrv.c (tree_nrv): Check for the partial update of the
11141 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11143 * flags.h (flag_random_seed): Remove declaration, in favor of...
11144 * toplev.h (get_random_seed, set_random_seed): ... these.
11145 * tree.c (get_file_function_name): Use the former.
11146 * opts.c (common_handle_option): Use the latter.
11149 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11151 PR middle-end/31127
11152 * cse.c (cse_find_path): Do not bail out if a basic block that
11153 we already visited now becomes part of a path that starts at a
11154 different basic block. Just disallow this, to make sure we
11155 visit each basic block at most once.
11157 2007-03-13 Jan Hubicka <jh@suse.cz>
11159 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11160 attributes, when profile esitmate is present, calls with very low
11161 frequency are cold.
11163 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11165 PR tree-optimization/30730
11166 PR tree-optimization/26900
11167 * tree-ssa-loop-niter.c: Include gmp.h.
11168 (bounds): New type.
11169 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11170 split_to_var_and_offset, determine_value_range,
11171 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11172 bound_difference, bounds_add, bounds_negate,
11173 number_of_iterations_ne_max, dump_affine_iv): New functions.
11174 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11175 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11176 difference of initial and final value of control iv to validate
11178 (number_of_iterations_cond): Add loop parameter. Determine bounds
11179 on the difference of the extremes of the control iv. Add dumps.
11180 (expand_simple_operations): Handle phi nodes.
11181 (simplify_using_initial_conditions): Do not record used conditions.
11182 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11183 Do not set additional_info.
11184 (implies_nonnegative_p, implies_ge_p): Removed.
11185 (derive_constant_upper_bound): Do not use parameter `additional'.
11186 (record_estimate): Parameter `additional' removed. Parameter
11187 `i_bound' added. Do not call derive_constant_upper_bound.
11188 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11189 bound the number of iterations estimate.
11190 (estimate_numbers_of_iterations_loop): Pass the estimate from
11191 the number of iterations analysis to record_estimate.
11192 * tree.h (multiple_of_p): Declare.
11193 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11194 (scev_const_prop): Do not check expression_expensive_p.
11195 * fold-const.c (multiple_of_p): Exported.
11196 * double-int.c (double_int_mask): Exported.
11197 * double-int.h (double_int_mask): Declare.
11198 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11199 field. Added max field.
11201 2007-03-13 David Taylor <taylor@candd.org>
11204 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11207 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11210 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11211 two unamed patterns.
11213 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11215 * config/i386/i386.opt (mcx16, msahf): New options.
11216 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11217 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11219 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11220 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11221 Output -mcx16 and -msahf options when corresponding bit is set.
11223 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11224 and -msahf options.
11226 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11228 * configure.ac: Test for assembler tolerance to # 0 "".
11229 * configure, config.in: Rebuilt.
11230 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11232 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11234 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11236 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11237 (handle_syscall): Handle direct system calls.
11238 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11240 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11242 * doc/invoke.texi: Fix cpp.info cross-reference.
11243 * doc/passes.texi: Fix gcc.info cross-reference.
11245 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11247 PR tree-optimization/30835
11248 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11249 bb_for_stmt is not NULL before accessing it.
11251 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11253 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11256 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11259 * doc/install.texi: Document --enable-stage1-languages
11261 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11263 * tree-pass.h (pass_into_cfg_layout_mode,
11264 pass_outof_cfg_layout_mode): Declare.
11265 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11266 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11267 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11268 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11270 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11272 * c-decl.c (warn_variable_length_array): New function.
11273 Refactored from grokdeclarator to handle warn_vla
11274 and handle unnamed array case.
11275 (grokdeclarator): Refactored VLA warning case.
11276 * c.opt (Wvla): New flag.
11277 * doc/invoke.texi (Wvla): New warning.
11279 2007-03-12 Richard Henderson <rth@redhat.com>
11281 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11282 (TARGET_SECTION_TYPE_FLAGS): New.
11284 2007-03-12 Richard Henderson <rth@redhat.com>
11286 * config/darwin.c (machopic_reloc_rw_mask): New.
11287 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11288 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11290 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11292 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11293 * cppdefault.h (cpp_PREFIX): Document.
11294 (cpp_PREFIX_len): Likewise.
11295 (cpp_EXEC_PREFIX): New variable.
11296 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11297 * c-incpath.c (add_standard_paths): Correct logic for relocating
11298 paths within prefix.
11300 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11302 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11303 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11305 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11306 fix_truncdfdi_sse using SSEMODEF mode macro.
11307 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11308 fix_truncdfsi_sse using SSEMODEF mode macro.
11309 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11310 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11312 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11314 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11315 elfos.h to tm_file.
11317 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11319 * tree.h : Add multiple_of_p declaration.
11320 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11321 * ipa-type-escape.c (results_of_malloc): Redundant.
11322 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11323 (cast_type): Extended with new members.
11324 (check_cast): Returns cast_type.
11325 (cast): New structure for data of walk_use_def_chains.
11326 (is_malloc_result, is_cast_from_non_pointer_1,
11327 is_cast_from_non_pointer,
11328 is_array_access_through_pointer_and_index): New functions.
11329 (look_for_casts): Returns cast types.
11330 (check_call): Returns void.
11331 (okay_pointer_operation): Use support of pointer plus index,
11332 pointer plus constant and allow all multiplications.
11334 2007-03-11 Richard Guenther <rguenther@suse.de>
11336 PR tree-optimization/31115
11337 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11338 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11339 A shift count of zero is not special as with *_DIV_EXPR.
11340 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11343 2007-03-11 Ian Lance Taylor <iant@google.com>
11345 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11346 the *_DIV_EXPR codes correctly with overflow infinities.
11348 2007-03-11 Ira Rosen <irar@il.ibm.com>
11350 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11351 indicate success/failure of the analysis. Add negation to subtrahend
11352 in case of subtraction. Fail if both operands contain constants.
11353 (create_data_ref): Fail if analyze_offset fails.
11355 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11357 * config/i386/i386.md (frndintxf2): Rename to ...
11358 (rintxf2): ... this. Remove expander having same name.
11359 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11360 (roundsf2, rounddf2): Ditto.
11361 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11362 (lround<mode>di2, lround<mode>si2): Ditto.
11364 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11366 * lower-subreg.c: Include except.h.
11367 (decompose_multiword_subregs): Verify that the only control flow
11368 insns we can split are loads to multi-words pseudos.
11369 Handle breaking such blocks after splitting, instead of calling
11370 find_many_sub_basic_blocks.
11372 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11373 on the new basic block. Add a lengthy comment explaining why we
11374 thought this was necessary.
11375 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11377 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11380 * tree.c (walk_type_fields): Recurse into the element type of
11381 ARRAY_TYPEs if there is a pointer set.
11383 2007-03-10 Dirk Mueller <dmueller@suse.de>
11385 * c-common.c (warn_logical_operator): Fix condition.
11387 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11389 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11391 * config/darwin.c (machopic_select_section): Remove superfluous
11392 argument in call to categorize_decl_for_section. Remove unused
11395 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11397 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11399 * configure: Regenerate.
11401 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11404 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11405 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11406 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11407 Add LABEL_NUSES to emitted label.
11408 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11409 branch probability value to emitted jump insn.
11410 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11411 Do not check life information and do not re-arrange input operands
11412 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11414 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11416 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11417 the change of decode_asm_operands.
11419 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11421 * mode-switching.c (create_pre_exit): Skip blockage insn.
11423 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11425 * tree-pass.h (TODO_update_smt_usage): Remove.
11427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11431 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11433 * pa.c (attr_length_call): Revise condition for long
11434 pc-relative branch.
11435 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11436 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11437 sequence on SOM target.
11439 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11441 * gcc.c: Document %{, in big comment at top.
11442 (input_suffix_matches): Remove special handling for .s and
11444 (input_spec_matches): New.
11445 (handle_braces): Handle %{,.
11446 (validate_switches): ',' indicates a value which is not a switch.
11447 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11448 to detect assembler input.
11449 * config/i386/sol2.h (CPP_SPEC): Likewise.
11450 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11451 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11452 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11453 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11454 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11455 -m64 causes deployment target to default to 10.5.
11456 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11458 2007-03-09 Richard Henderson <rth@redhat.com>
11461 * target.h (targetm.asm.out.reloc_rw_mask): New.
11462 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11463 (TARGET_ASM_OUT): Use it.
11464 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11465 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11466 use the new reloc_rw_mask target hook instead.
11467 (default_section_type_flags_1): Merge into...
11468 (default_section_type_flags): ... here.
11469 (decl_readonly_section_1): Merge into...
11470 (decl_readonly_section): ... here.
11471 (default_elf_select_section_1): Merge into...
11472 (default_elf_select_section): ... here.
11473 (default_unique_section_1): Merge into...
11474 (default_unique_section): ... here.
11475 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11476 (default_select_rtx_section): Use it.
11477 (default_elf_select_rtx_section): Likewise.
11478 * output.h: Update to match.
11479 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11480 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11481 (TARGET_ASM_RELOC_RW_MASK): New.
11482 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11483 to categorize_decl_for_section.
11484 (x86_64_elf_unique_section): Likewise.
11485 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11486 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11487 (TARGET_ASM_RELOC_RW_MASK): New.
11488 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11489 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11490 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11491 (TARGET_RWRELOC): Remove.
11492 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11493 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11494 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11495 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11496 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11497 (rs6000_xcoff_select_section): Use decl_readonly_section.
11498 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11499 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11500 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11501 (TARGET_SECTION_TYPE_FLAGS): Remove.
11502 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11504 2007-03-09 Roger Sayle <roger@eyesopen.com>
11506 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11507 complex constant equality/inequality comparisons for here.
11508 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11509 known at compile-time or can be simplified to a scalar comparison.
11510 (fold_relational_const): Move compile-time evaluation of complex
11511 constant equality/inequality comparisons to here.
11513 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11515 PR rtl-optimization/30643
11516 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11518 (fold_rtx): Recurse, like before 2006-11-03.
11520 2007-03-09 DJ Delorie <dj@redhat.com>
11522 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11525 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11527 PR tree-optimization/30375
11528 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11529 LHS of statements is not the same.
11530 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11532 2007-03-09 Chao-ying Fu <fu@mips.com>
11534 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11536 * doc/invoke.texi (-mdspr2): Document new option.
11537 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11538 New unspec for DSP REV 2.
11539 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11540 these instructions are extended in DSP REV 2.
11541 (mips-dspr2.md): Include.
11542 * config/mips/mips.opt (mdspr2): New option.
11543 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11544 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11545 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11546 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11547 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11548 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11549 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11551 (bdesc_map): Add one field of unsupported_target_flags.
11552 (bdesc_arrays): Update entries to have extra fields. Add
11554 (mips_init_builtins): Initialize new function types.
11555 Check unsupported_target_fileds to filter out builtins.
11556 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11558 (ASM_SPEC): Pass mdspr2 to the assembler.
11559 * config/mips/mips-dspr2.md: New file.
11561 2007-03-09 Sa Liu <saliu@de.ibm.com>
11563 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11565 2007-03-09 Ian Lance Taylor <iant@google.com>
11567 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11568 argument) like -Wstrict-overflow=2.
11569 * doc/invoke.texi (Warning Options): Update documentation.
11571 2007-03-09 Dirk Mueller <dmueller@suse.de>
11574 * doc/invoke.texi (-Wlogical-op): Document.
11575 * common.opt (-Wlogical-op): New.
11576 * c-common.h (warn_logical_operator): Declare.
11577 * c-common.c (warn_logical_operator): Define.
11578 * c-typeck.c (parser_build_binary_op): Call
11579 warn_logical_operator.
11581 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11583 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11584 * final.c (final_scan_insn): Test for non-"" file name.
11586 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11588 * doc/loop.texi: Document the Omega linear constraints solver.
11589 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11590 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11591 omega-hash-table-size, omega-max-keys, and
11592 omega-eliminate-redundant-constraints.
11593 * tree-pass.h (pass_check_data_deps): Declared.
11596 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11597 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11598 pass_check_data_deps): New.
11599 * tree-data-ref.c (init_data_ref): Remove declaration.
11600 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11601 (analyze_array): Renamed init_array_ref, move up initializations.
11602 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11603 Removed arguments that are set to NULL.
11604 (analyze_indirect_ref): Correct indentation, correct call to
11606 (object_analysis): Call init_array_ref instead of analyze_array.
11607 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11608 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11609 of DR_ACCESS_FNS_ADDR.
11610 (init_omega_eq_with_af, omega_extract_distance_vectors,
11611 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11612 ddr_consistent_p): New.
11613 (compute_affine_dependence): Check consistency of ddrs when
11614 flag_check_data_deps is passed.
11615 (analyze_all_data_dependences): Uncomment.
11616 (tree_check_data_deps): New.
11617 * tree-data-ref.h: Include omega.h.
11618 (DR_ACCESS_FNS_ADDR): Removed.
11619 (data_dependence_relation): Add inner_loop.
11620 (DDR_INNER_LOOP): New.
11621 * common.opt (fcheck-data-deps): New.
11622 * tree-flow.h (tree_check_data_deps): Declare.
11623 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11624 (OBJS-common): Depend on omega.o.
11626 * passes.c (pass_check_data_deps): Scheduled.
11627 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11628 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11629 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11630 PARAM_VECT_MAX_VERSION_CHECKS,
11631 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11633 2007-03-09 Richard Guenther <rguenther@suse.de>
11635 PR tree-optimization/30904
11636 PR middle-end/31058
11637 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11638 the same way as *_DIV_EXPR.
11640 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11642 * recog.c (decode_asm_operands): No mixed declarations and code.
11644 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11646 * rtl.def (ASM_INPUT): Add location.
11647 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11648 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11649 (decode_asm_operands): Add loc operand.
11650 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11651 * stmt.c (expand_asm): Rename to...
11652 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11653 gen_rtx_ASM_INPUT_loc.
11654 (expand_asm_expr): Adjust.
11655 * recog.c (decode_asm_operands): Add loc operand.
11656 (check_asm_operands, extract_insn): Adjust.
11657 * reload1.c (maybe_fix_stack_asms): Likewise.
11658 * final.c (asm_insn_count): Likewise.
11659 (final_scan_insn): Output # line before and after asm.
11661 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11663 * tree-ssa-structalias.c (variable_info): Remove
11665 (new_var_info): Ditto.
11666 (shared_bitmap_info_t): New structure.
11667 (shared_bitmap_table): New variable.
11668 (shared_bitmap_hash): New function.
11669 (shared_bitmap_eq): Ditto
11670 (shared_bitmap_lookup): Ditto.
11671 (shared_bitmap_add): Ditto.
11672 (merge_smts_into): Change to take bitmap directly.
11673 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11674 (init_alias_vars): Init shared bitmap hashtable.
11675 (delete_points_to_sets): Delete shared bitmap hashtable.
11676 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11677 is_aliased removal as a change that was still necessary was
11680 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/i386.h (override_options): Conditionally disable
11683 x86_sahf for 64bit targets only.
11685 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11688 * c-decl.c (merge_decls): Don't call make_var_volatile.
11689 * varasm.c (make_var_volatile): Remove.
11690 * output.h (make_var_volatile): Remove.
11692 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11694 PR tree-optimization/31085
11695 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11697 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11699 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11700 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11701 ATTR_CONST_NOTHROW_LIST.
11703 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11706 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11708 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11710 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11713 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11715 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11716 passed, use shared libgcc.
11718 2007-03-08 Roger Sayle <roger@eyesopen.com>
11720 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11721 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11722 (honor_protect_cleanup_actions, lower_try_finally_switch):
11724 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11725 ifc_temp_var): Likewise.
11726 * tree-inline.c (setup_one_parameter): Likewise.
11727 * tree-mudflap.c (mf_decl_cache_locals,
11728 mf_build_check_statement_for): Likewise.
11729 * tree-nested.c (init_tmp_var, save_tmp_var,
11730 finalize_nesting_tree_1): Likewise.
11731 * tree-outof-ssa.c (insert_copy_on_edge,
11732 insert_backedge_copies): Likewise.
11733 * tree-profile.c (tree_gen_edge_profiler,
11734 tree_gen_ic_profiler): Likewise.
11735 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11736 * tree-sra.c (sra_build_assignment): Likewise.
11737 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11738 * tree-ssa-math-opts.c (insert_reciprocals,
11739 execute_cse_sincos_1): Likewise.
11740 * tree-tailcall.c (adjust_accumulator_values,
11741 adjust_return_value): Likewise.
11742 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11743 * tree-vect-transform.c (vect_create_data_ref_ptr,
11744 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11745 vect_create_epilog_for_reduction, vectorizable_reduction,
11746 vectorizable_call, vectorizable_conversion,
11747 vectorizable_assignment, vectorizable_operation,
11748 vectorizable_type_demotion, vect_gen_widened_results_half,
11749 vect_permute_store_chain, vectorizable_store,
11750 vect_setup_realignment, vect_permute_load_chain,
11751 vectorizable_load, vectorizable_condition,
11752 vect_create_cond_for_align_checks): Likewise.
11753 * tree-vrp.c (build_assert_expr_for): Likewise.
11755 2007-03-08 Ian Lance Taylor <iant@google.com>
11757 * tree-vrp.c: Include "intl.h".
11758 (usable_range_p): New static function.
11759 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11760 overflowed values, juts set *strict_overflow_p.
11761 (compare_values): Only return -2 if one of the operands is not a
11763 (compare_ranges): Call usable_range_p.
11764 (compare_range_with_value): Likewise.
11765 (vrp_evaluate_conditional_warnv): Rename from
11766 vrp_evaluate_conditional. Make static. Change all callers.
11767 (vrp_evaluate_conditional): New function.
11768 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11769 on signed overflow.
11770 (simplify_abs_using_ranges): Likewise.
11771 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11772 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11773 within_stmt parameter.
11774 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11775 vrp_evaluate_conditional.
11776 * tree-ssa-threadedge.c
11777 (record_temporary_equivalences_from_stmts_at_dest): Change
11778 simplify parameter to take a second tree parameter.
11779 (simplify_control_stmt_condition): Likewise.
11780 (thread_across_edge): Likewise.
11781 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11782 (thread_across_edge): Likewise.
11783 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11785 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11787 * config/i386/i386.h (TARGET_SAHF): New define.
11788 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11789 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11790 (x86_sahf): New global variable.
11791 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11792 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11793 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11794 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11796 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11797 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11798 when expanding fcomi/sahf based tests.
11799 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11800 expanding sahf based alternative. Emit sahf based sequence when
11801 optimizing for code size.
11802 * config/i386/i386.md (x86_sahf_1): Do not disable for
11803 TARGET_64BIT, enable for TARGET_SAHF.
11805 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11807 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11808 spurious whitespace from error message.
11810 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11813 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11815 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11817 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11819 * tree-sra.c (instantiate_element): Propagate disabled warnings
11820 from the element itself to the created variable.
11822 2007-03-07 Richard Henderson <rth@redhat.com>
11825 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11826 silently fix up the stack in the case of a missing register.
11828 2007-03-07 Paul Brook <paul@codesourcery.com>
11830 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11832 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11834 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11836 (phase1_vrs): Use them.
11837 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11838 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11839 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11840 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11841 __gnu_Unwind_Restore_WMMXC if required.
11842 (_Unwind_VRS_Pop): Implement iWMMXt support.
11843 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11844 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11845 gnu_Unwind_Save_WMMXC): Define.
11847 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11849 * config/vxworks.h (vxworks_override_options): Declare.
11850 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11851 * config/vxworks.c: Include target.h and toplev.h.
11852 (vxworks_override_options): New function.
11853 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11855 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11857 * config/s390/s390.c (override_options): Don't emit an error when
11858 -mstack-size is used without providing -mstack-guard.
11859 (s390_emit_prologue): Choose stack_guard value automatically if not
11860 provided via command line.
11861 * doc/invoke.texi: Adjust description of -mstack-guard and
11864 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11866 * config/i386/i386.c (output_set_got): Add a GOT initialization
11867 sequence for VxWorks PIC.
11868 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11869 around labels as well as symbols. Use gotoff_operand instead
11870 of local_symbolic_operand.
11871 (legitimize_pic_address): Use gotoff_operand instead of
11872 local_symbolic_operand. Use @GOT accesses for labels as
11874 (ix86_output_addr_diff_elt): Use PC-relative rather than
11875 GP-relative offsets for VxWorks PIC.
11876 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11877 no_new_pseudos. Check whether the returned register is op0.
11878 * config/i386/i386.md (tablejump): Use PC-relative rather than
11879 GP-relative offsets for VxWorks PIC.
11880 * config/i386/predicates.md (gotoff_operand): New predicate.
11882 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11884 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11886 * config/vxworks-dummy.h: New file.
11887 * config/i386/i386.h: Include it.
11889 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11891 * dwarf2out.c (is_inlined_entry_point): New
11892 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11893 DW_AT_ranges if the first subblock is the entry point.
11895 2007-03-06 David Daney <ddaney@avtrex.com>
11897 * doc/install.texi (mips-*-*): Change recommended binutils
11900 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11902 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11903 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11905 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11906 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11908 2007-03-06 Jan Hubicka <jh@suse.cz>
11910 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11911 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11913 (probably_cold_bb_p): Cold functions are cold.
11914 (probably_never_executed_bb_p): Cold functions are cold.
11915 (tree_bb_level_predictions): Predict calls to cold functions as not
11917 (compute_function_frequency): Check hot/cold attributes.
11918 * function.h (function_frequency): Update comments.
11919 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11920 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11921 (c_common_att): Add cold and hot.
11923 * doc/extend.texi (hot,cold attributes): Document.
11925 2007-03-06 Andrew Haley <aph@redhat.com>
11927 * function.c (expand_function_end): Move blockage to just after we
11928 emit the label for the naked return from the function.
11930 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11932 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11935 2007-03-06 Jan Hubicka <jh@suse.cz>
11937 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11938 loaded for constant large models. Non-large 64bit PIC can do.
11939 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11940 * cmodel.h: Add LARGE PIC.
11941 * i386.md (UNSPEC_PLTOFF): New.
11942 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11944 (*call_1_rex64): Disable for large models.
11945 (*call_1_rex64_large): New.
11946 (*call_value_1_rex64): Disable for large models.
11947 (*call_value_1_rex64_large): New.
11948 (set_rip_rex4): New.
11949 (set_got_offset_rex64): New.
11950 * predicates.md (constant_call_address_operand): For large model
11951 constant calls are not possible.
11952 * i386-protos.h (construct_plt_address): Declare.
11953 * i386.c (override_options): Accept large models.
11954 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11955 (legitimate_constant_p): Add new UNSPECs.
11956 (legitimate_pic_operand_p): Likewise.
11957 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11958 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11960 (output_pic_addr_const): Add PLTOFF.
11961 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11962 (ix86_expand_move): Legitimize pic address when in PIC mode.
11963 (construct_plt_address): New function.
11964 (ix86_expand_call): Offload the address to register and use GOT
11965 pointer for large model.
11966 * invoke.texi (mcmodel=large): Update documentation.
11968 2007-03-06 Richard Henderson <rth@redhat.com>
11970 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11971 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11972 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11973 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11974 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11975 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11976 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11977 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11978 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11979 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11980 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11981 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11982 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11983 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11984 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11985 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11986 x86_schedule, x86_use_bt, x86_pad_returns,
11987 x86_use_xchgb): Merge into ...
11988 (ix86_tune_features): ... here. New array.
11989 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11990 x86_bswap): Merge into ...
11991 (ix86_arch_features): ... here. New array.
11992 (x86_3dnow_a): Remove.
11993 (x86_accumulate_outgoing_args): Make static.
11994 (x86_arch_always_fancy_math_387): Make static.
11995 (ix86_tune_mask, ix86_arch_mask): Move ...
11996 (override_options): ... to local variables here. Apply the
11997 appropriate mask to each element of ix86_arch_features and
11998 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11999 as were done in the old macros.
12000 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12001 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12002 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12003 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12004 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12005 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12006 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12007 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12008 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12009 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12010 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12011 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12012 x86_accumulate_outgoing_args, x86_prologue_using_move,
12013 x86_epilogue_using_move, x86_decompose_lea,
12014 x86_arch_always_fancy_math_387, x86_shift1,
12015 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12016 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12017 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12018 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12019 x86_use_incdec, x86_pad_returns, x86_bswap,
12020 x86_partial_flag_reg_stall): Remove.
12021 (enum ix86_tune_indices): New.
12022 (ix86_tune_features): New.
12023 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12024 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12025 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12026 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12027 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12028 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12029 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12030 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12031 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12032 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12033 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12034 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12035 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12036 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12037 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12038 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12039 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12040 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12041 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12042 TARGET_EXT_80387_CONSTANTS): Use it.
12043 (enum ix86_arch_indices): New.
12044 (ix86_arch_features): New.
12045 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12046 TARGET_BSWAP): Use it.
12047 (ix86_tune_mask, ix86_arch_mask): Remove.
12049 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12052 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12053 Define using $${sysroot_headers_suffix}.
12054 * configure: Regenerate.
12055 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12056 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12058 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12059 * gcc.c (print_sysroot_headers_suffix): New.
12060 (option_map): Include --print-sysroot-headers-suffix.
12061 (display_help): Mention -print-sysroot-headers-suffix.
12062 (process_command): Handle -print-sysroot-headers-suffix.
12063 (do_spec_1): Append multilib directory to include-fixed path if
12064 sysroot suffixes in use.
12065 (main): Handle -print-sysroot-headers-suffix.
12066 * Makefile.in (start.encap): Don't depend on xlimits.h
12067 (xlimits.h): Remove.
12068 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12069 limits.h for each multilib in fixinc_list.
12070 (fixinc_list, s-fixinc_list): New.
12071 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12072 generate them for each multilib in fixinc_list.
12073 (stmp-fixproto): Use include-fixed. Run fixproto for each
12074 multilib in fixinc_list.
12075 (mostlyclean): Don't remove xlimits.h.
12076 (clean): Remove include-fixed.
12077 (real-install-headers-tar, real-install-headers-cpio,
12078 real-install-headers-cp): Don't copy include, only include-fixed.
12079 (install-mkheaders): Depend on fixinc_list. Don't depend on
12080 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12081 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12082 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12084 2007-03-06 Jan Hubicka <jh@suse.cz>
12086 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12089 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12091 * configure.ac: Allow tm_file to contain build-directory files.
12092 * configure: Regenerate.
12093 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12094 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12095 * config/m68k/print-sysroot-suffix.sh: New file.
12097 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12099 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12100 of pic_offset_table_rtx if reload_completed.
12101 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12102 PIC_OFFSET_TABLE_REGNUM.
12103 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12105 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12106 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12110 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12111 functions that call eh_return.
12113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12115 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12116 functions that need a constant pool.
12118 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12121 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12122 (m68k_preferred_reload_class): Likewise.
12123 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12124 (SECONDARY_RELOAD_CLASS): Define.
12125 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12126 (LIMIT_RELOAD_CLASS): Delete.
12127 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12128 registers from storing bytes.
12129 (m68k_secondary_reload_class): New function.
12130 (m68k_preferred_reload_class): Likewise.
12132 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12134 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12136 (m68k_expand_prologue): Likewise.
12138 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12140 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12141 (mips_expand_epilogue): Add a bool parameter.
12142 (m68k_legitimize_sibcall_address): Declare.
12143 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12144 (m68k_expand_epilogue): Add a parameter to select between sibling
12145 and normal epilogues. Only generate a return for the latter.
12146 (m68k_ok_for_sibcall_p): New function.
12147 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12148 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12149 (sibcall_value, *sibcall_value): Likewise.
12150 (*call, *call_value): Require !SIBLING_CALL_P.
12151 (epilogue): Update call to m68k_expand_epilogue.
12152 (sibcall_epilogue): New pattern.
12153 * config/m68k/predicates.md (const_call_operand): Say that this
12154 predicate applies to sibling calls too.
12155 (sibcall_operand): New predicate.
12157 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12159 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12160 alternatives as movsi_cf.
12161 (movsf_cf_hard): Add commentary.
12163 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12164 Richard Sandiford <richard@codesourcery.com>
12166 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12167 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12168 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12169 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12170 as being live on exit from an interrupt function.
12171 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12172 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12173 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12174 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12175 (m68k_interrupt_function_p): Globalize.
12176 (m68k_compute_frame_layout): Remove reverse mask code.
12177 (m68k_emit_movem, m68k_set_frame_related): New functions.
12178 (m68k_output_function_prologue): Delete in favor of...
12179 (m68k_expand_prologue): ...this new function.
12180 (m68k_output_function_epilogue): Delete in favor of...
12181 (m68k_expand_epilogue): ...this new function.
12182 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12184 (print_operand): Handle %?.
12185 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12186 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12187 (prologue, epilogue): New patterns.
12188 (return): Turn into a define_expand.
12189 (*return): New pattern, derived from old "return" pattern. Use rte
12190 rather than rts for interrupt functions. Only use rtd if the pop
12192 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12193 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12194 (link, *link, unlink, *unlink, load_got): Likewise.
12196 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12200 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12201 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12202 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12203 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12204 and m68k_matches_u_p.
12205 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12206 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12207 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12208 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12209 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12210 (REG_STRICT_P): New macro.
12211 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12212 PCREL_GENERAL_OPERAND_OK.
12213 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12214 m68k_legitimate_base_reg_p.
12215 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12216 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12217 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12218 * config/m68k/m68k.c (m68k_address): New structure.
12219 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12220 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12221 (m68k_jump_table_ref_p, m68k_decompose_address)
12222 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12223 (m68k_matches_u_p): New functions.
12224 (print_operand_address): Rewrite to use m68k_decompose_index.
12226 2007-03-05 David Taylor <dtaylor@emc.com>
12228 * gcc.c: Correct copyright date in --version output.
12230 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12232 * pa.md: In unamed move patterns, disparge copies between general
12233 and floating point registers using '?' modifier. Don't include 'f'
12234 constraint for register preferences in DImode, SImode, HImode and
12235 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12236 Remove constraints for copies between general and floating registers
12237 in soft-float DFmode pattern.
12238 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12242 2007-03-05 Mike Stump <mrs@apple.com>
12244 * c-common.c (targetcm): Add.
12245 * c-opts.c (c_common_handle_option): Handle language specific
12247 * opts.c (handle_option): Verify language for target options, if
12249 * opth-gen.awk: Add CL_LANG_ALL.
12250 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12251 (TARGETCM_INITIALIZER): Add.
12252 * target.h (struct gcc_targetcm): Add.
12254 * targhooks.c (default_handle_c_option): Add.
12255 * targhooks.h (default_handle_c_option): Add.
12256 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12258 * config/darwin.opt (iframework): Add.
12259 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12260 * config/darwin-c.c (handle_c_option): Add.
12261 (TARGET_HANDLE_C_OPTION): Add.
12263 * doc/invoke.texi (Darwin Options): Add -iframework.
12265 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12267 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12270 2007-03-05 Ian Lance Taylor <iant@google.com>
12272 * c.opt (fgnu89-inline): New option.
12273 * c-opts.c (c_common_post_options): Set default value for
12275 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12276 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12278 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12279 (grokdeclarator, start_function): Likewise.
12280 * c-cppbuiltin.c (c_cpp_builtins): Define either
12281 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12282 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12283 (C Dialect Options): Document -fgnu89-inline.
12284 * doc/extend.texi (Function Attributes): Explain what the
12285 gnu_inline attribute does.
12286 * doc/cpp.texi (Common Predefined Macros): Document
12287 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12289 2007-03-05 Ian Lance Taylor <iant@google.com>
12291 PR tree-optimization/31034
12292 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12293 half-range if the other side is an overflow infinity.
12295 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12297 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12298 (bfin*-linux-uclibc*): New configuration.
12299 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12301 * config/bfin/linux.h: New file.
12302 * config/bfin/libgcc-bfin.ver: New file.
12303 * config/bfin/t-bfin-uclinux: New file.
12304 * config/bfin/t-bfin-linux: New file.
12305 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12306 (TARGET_OS_CPP_BUILTINS): New macro.
12308 2007-03-05 Richard Guenther <rguenther@suse.de>
12310 * fold-const.c (fold_binary): Remove duplicate folding
12311 of comparison of non-null ADDR_EXPR against null.
12313 2007-03-05 Richard Guenther <rguenther@suse.de>
12314 Dorit Nuzman <dorit@il.ibm.com>
12316 PR tree-optimization/26420
12317 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12318 are no loops in the function. Only print the number of
12319 vectorized loops if it is greater than zero or we are supposed
12320 to print information about unvectorized loops.
12322 2007-03-05 Revital Eres <eres@il.ibm.com>
12324 * gcc.dg/var-expand1.c: New test.
12325 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12326 when an accumulator is expanded.
12328 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12331 * c-common.c (convert_and_check): Don't give warnings for
12332 conversion if 'expr' already overflowed.
12334 2007-03-04 Roger Sayle <roger@eyesopen.com>
12336 PR middle-end/30744
12337 * fold-const.c (fold_comparison): Enforce type consistency when
12338 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12340 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12342 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12343 containing a cast to the base of TARGET_MEM_REF.
12345 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12347 * tree.c (tree_contains_struct_check_failed): Remove spurious
12348 whitespace from error message.
12350 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12353 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12354 instead of precision.
12356 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12357 Nathan Sidwell <nathan@codesourcery.com>
12359 * emit-rtl.c (find_auto_inc): New.
12360 (try_split): recreate REG_INC notes,
12361 Use regular for loops rather than whiles.
12363 2007-03-03 Andreas Schwab <schwab@suse.de>
12365 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12366 * configure: Regenerate.
12368 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12370 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12371 flag_rounding_math, not flag_unsafe_math_optimizations.
12373 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12375 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12376 alpha_fold_vector_minmax): Likewise.
12377 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12378 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12380 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12382 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12383 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12384 if the lhs has side-effects.
12385 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12387 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12389 * config/i386/i386.h (TUNEMASK): Remove define.
12390 (ARCHMASK): Remove define.
12391 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12392 Use ix86_arch_mask variable instead of ARCHMASK.
12393 * config/i386/i386.c (override_options): Ditto.
12394 (standard_80387_constant_p): Ditto.
12396 2007-03-02 Ian Lance Taylor <iant@google.com>
12398 Used signed infinities in VRP.
12399 * tree-vrp.c (uses_overflow_infinity): New static function.
12400 (supports_overflow_infinity): New static function.
12401 (make_overflow_infinity): New static function.
12402 (negative_overflow_infinity): New static function.
12403 (positive_overflow_infinity): New static function.
12404 (is_negative_overflow_infinity): New static function.
12405 (is_positive_overflow_infinity): New static function.
12406 (is_overflow_infinity): New static function.
12407 (overflow_infinity_range_p): New static function.
12408 (compare_values_warnv): New function split out of compare_values.
12409 (compare_value): Call it.
12410 (set_value_range_to_nonnegative): Add overflow_infinity
12411 parameter. Change caller.
12412 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12414 (vrp_expr_computes_nonzero): Likewise.
12415 (compare_ranges, compare_range_with_value): Likewise.
12416 (compare_name_with_value, compare_names): Likewise.
12417 (vrp_evaluate_conditional): Likewise.
12418 (set_value_range): Handle infinity
12419 (vrp_operand_equal_p, operand_less_p): Likewise.
12420 (extract_range_from_assert): Likewise.
12421 (vrp_int_const_binop): Likewise.
12422 (extract_range_from_binary_expr): Likewise.
12423 (extract_range_from_unary_expr): Likewise.
12424 (extract_range_from_comparison): Likewise.
12425 (extract_range_from_expr): Likewise.
12426 (dump_value_range): Likewise.
12427 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12428 (test_for_singularity): Likewise.
12429 (vrp_int_const_binop): Remove inline qualifier.
12430 (adjust_range_with_scev): Add comment.
12431 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12433 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12435 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12436 (get_constraint_for): Likewise.
12437 (do_structure_copy): Likewise.
12438 (find_func_aliases): Fix references to MODIFY_EXPR.
12439 (intra_create_variable_infos): Tidy.
12440 * tree-ssa-operands.c (add_virtual_operand): Add argument
12442 When adding members of alias sets, if IS_CALL_SITE is true and
12443 the symbol is not call-clobbered, skip it.
12444 Adjust all callers.
12446 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12448 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12449 entry by means of emit_insn_at_entry.
12451 2007-03-02 Richard Henderson <rth@redhat.com>
12453 * expr.h (promoted_input_arg): Remove decl.
12454 * function.c (promoted_input_arg): Merge into ...
12455 * combine.c (setup_incoming_promotions): ... only caller.
12456 Rearrange to avoid double loop.
12458 2007-03-02 Ben Elliston <bje@au.ibm.com>
12459 Peter Bergner <bergner@vnet.ibm.com>
12460 Janis Johnson <janis187@us.ibm.com>
12462 * config/rs6000/dfp.md: New file.
12463 * config/rs6000/rs6000.md: Include dfp.md.
12464 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12465 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12466 and TDmode decimal float modes in FP registers.
12467 (num_insns_constant): Likewise.
12468 (rs6000_legitimate_offset_address_p): Likewise.
12469 (rs6000_legitimize_address): Likewise.
12470 (rs6000_legitimize_reload_address): Likewise.
12471 (rs6000_legitimate_address): Likewise.
12472 (rs6000_emit_move): Likewise.
12473 (function_arg_boundary): Likewise.
12474 (function_arg_advance): Likewise.
12475 (rs6000_darwin64_record_arg_recurse): Likewise.
12476 (function_arg): Likewise.
12477 (rs6000_gimplify_va_arg): Likewise.
12478 (rs6000_split_multireg_move): Likewise.
12479 (rs6000_output_function_epilogue): Likewise.
12480 (rs6000_output_function_epilogue): Likewise.
12481 (rs6000_register_move_cost): Likewise.
12482 (rs6000_function_value): Likewise.
12483 (rs6000_libcall_value): Likewise.
12485 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12487 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12489 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12491 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12492 Use $MULTIDIR to choose between the kernel and RTP headers,
12493 and use $WIND_BASE and $WIND_USR to locate them.
12495 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12497 * config/i386/i386.c (override_options): Put initialization of
12498 ix86_tune_mask and ix86_arch_mask to the correct place.
12500 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12501 Michael Meissner <michael.meissner@amd.com>
12504 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12505 (ARCHMASK): Define.
12506 (TARGET_CMOVE): Use ARCHMASK.
12507 (TARGET_CMPXCHG): Ditto.
12508 (TARGET_CMPXCHG8B): Ditto.
12509 (TARGET_XADD): Ditto.
12510 (TARGET_BSWAP): Ditto.
12511 * config/i386/i386.c (ix86_tune_mask): New global variable.
12512 (ix86_arch_mask): Ditto.
12513 (override_options): Initialize ix86_tune_mask and
12514 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12517 2007-03-02 Ben Elliston <bje@au.ibm.com>
12520 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12522 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12524 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12525 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12526 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12527 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12529 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12530 rs6000_init_dwarf_reg_sizes_extra): New.
12531 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12532 SPE register high parts.
12534 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12536 * Makefile.in: Add install-pdf target as
12537 copied from automake v1.10 rules.
12538 * configure.ac: Add install-pdf to target list.
12539 * configure: Regenerate.
12541 2007-03-01 Paul Brook <paul@codesourcery.com>
12543 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12544 modes to LDRD for DImode.
12545 (output_move_double): Fixup out of range ldrd/strd.
12546 (vfp_secondary_reload_class): Rename...
12547 (coproc_secondary_reload_class): ... to this. Add wb argument.
12548 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12549 coproc_secondary_reload_class for CLASS_IWMMXT.
12550 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12551 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12553 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12555 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12556 unroll factor by the estimated number of iterations.
12557 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12558 than prefetch latency.
12560 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12561 decode_caches_intel, detect_caches_intel): New functions.
12562 (host_detect_local_cpu): Use detect_caches_amd and
12563 detect_caches_intel.
12565 2007-03-01 Richard Henderson <rth@redhat.com>
12567 * expr.c (emit_move_complex_push): Export.
12568 (emit_move_complex_parts): Split out from ...
12569 (emit_move_complex): ... here.
12570 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12571 * config/i386/i386.md (movcdi): New.
12573 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12575 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12576 size of mode1 to check for tieable modes in MMX case.
12578 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12580 * Makefile.in (rtlanal.o): Depend on tree.h.
12581 * rtl.h (offset_within_section_p, split_const): Declare.
12582 * rtlanal.c: Include tree.h.
12583 (offset_within_block_p): New function, taken from
12584 mips_offset_within_object_p.
12585 (split_const): New function, taken from mips_split_const.
12586 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12588 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12589 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12590 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12591 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12592 (m68k_illegitimate_symbolic_constant_p): New function.
12593 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12594 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12595 symbolic constant that might be outside the symbol's section,
12596 move the symbol first and then add the offset.
12597 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12599 * config/mips/mips.c (mips_split_const): Delete.
12600 (mips_offset_within_object_p): Delete.
12601 (mips_symbolic_constant_p): Use offset_within_section_p and
12602 split_const instead of mips_offset_within_object_p and
12604 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12605 (mips_legitimize_const_move, print_operand_reloc)
12606 (mips_dangerous_for_la25_p): Use split_const instead of
12609 2007-02-28 Eric Christopher <echristo@apple.com>
12611 * Makefile.in (install-include-dir): Don't rm -rf include.
12613 2007-02-28 Richard Guenther <rguenther@suse.de>
12615 PR middle-end/30364
12616 * fold-const.c (fold_binary): Do not associate expressions
12617 with more than one variable for integer types that do not wrap.
12619 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12621 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12622 Delete, and replace with...
12623 (fold_builtin_call_array): This. Update callers to use it.
12624 * fold-const.c (fold_build_call_list): Delete, and replace with...
12625 (fold_build_call_array): This.
12626 (fold_build_call_list_initializer): Delete, and replace with...
12627 (fold_build_call_array_initializer): This.
12628 * tree.h: Update declarations to reflect above changes.
12630 * c-typeck.c (build_function_call): Store converted arguments
12631 in a stack-allocated array instead of building a list.
12632 (convert_arguments): Store arguments in the array passed in as an
12633 argument, and return the actual number of arguments.
12634 * c-format.c: (check_function_format): Pass arguments in an
12635 array instead of a list.
12636 * c-common.c (check_function_nonnull): Likewise.
12637 (check_function_sentinel): Likewise.
12638 (check_function_arguments): Likewise.
12639 * c-common.h: Update declarations to reflect above changes.
12641 2007-02-28 Jan Hubicka <jh@suse.cz>
12643 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12644 PRED_NEGATIVE_RETURN): Update outcomes.
12646 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12648 * calls.c (emit_library_call_value_1): Handle partial registers
12649 correctly when building up CALL_INSN_FUNCTION_USAGE.
12651 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12653 * pa/predicates.md (move_src_operand): Allow zero for mode.
12654 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12657 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12660 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12661 *movv2df_internal): Enable pattern only for valid operand
12663 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12664 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12666 2007-02-27 Mike Stump <mrs@apple.com>
12668 * config/darwin-crt3.c: Avoid compilation when compiling for a
12671 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12673 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12675 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12676 for fixed headers and limits.h.
12677 (install-include-dir, install-headers-tar, install-headers-cpio,
12678 install-headers-cp, real-install-headers-tar,
12679 real-install-headers-cpio, real-install-headers-cp): Handle
12680 include-fixed as well as include.
12681 (install-mkheaders): Don't install files that go only in include
12683 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12684 from GCC_INCLUDE_DIR.
12685 * gcc.c (process_command): Remove special -BstageN/ handling.
12686 (do_spec_1): Add include-fixed directories.
12688 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12690 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12692 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12694 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12697 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12699 * c-common.c (get_priority): Add check for
12700 SUPPORTS_INIT_PRIORITY.
12702 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12704 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12706 * config/bfin/bfin.c: Include "cfglayout.h".
12707 (MAX_LSETUP_DISTANCE): New macro.
12708 (struct loop_info): New members incoming, incoming_src and
12709 incoming_dest. Delete member predecessor.
12710 (length_for_loop): New function.
12711 (bfin_optimize_loop): Handle more different loop structures.
12712 (bfin_discover_loop): Rework detection of predecessor blocks by
12713 examining incoming edges.
12714 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12716 (bfin_reorder_loops): New function.
12717 (bfin_reorg_loops): Use these three new functions.
12719 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12720 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12721 (CONSTRAINT_LEN): Add entry for 'q'.
12722 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12723 Add 'q' constraints.
12724 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12725 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12727 * config/bfin/bfin.md (add_with_carry): New pattern.
12728 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12729 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12730 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12731 support unsigned multiplies too. Removed incorrect commutativity from
12732 operand 1 constraint where appropriate.
12733 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12735 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12736 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12738 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12739 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12740 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12741 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12742 usmulhisi_hh_huh): New patterns.
12744 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12745 lshifthi3): Fix output template to use half reg for operand 2.
12747 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12750 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12752 2007-02-27 Andreas Schwab <schwab@suse.de>
12754 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12756 2007-02-27 Jan Hubicka <jh@suse.cz>
12758 * predict.c (last_basic_block_p): Remove.
12759 (tree_estimate_probability): Update return heuristic for commonized
12762 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12764 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12766 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12768 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12769 * doc/cpp.texi: Standardize title page.
12770 * doc/cppinternals.texi: Likewise.
12771 * doc/gcc.texi: Standardize title page, remove version number
12772 from copyright page.
12773 * doc/gccint.texi: Likewise.
12774 * doc/install.texi: Standardize title page, add table of
12777 2007-02-26 Jan Hubicka <jh@suse.cz>
12779 * predict.def: Set outcomes according to more recent results.
12780 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12781 Remove dead predictors.
12782 * predict.c (return_prediction): Fix pasto.
12784 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12786 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12787 change; avoid a memory leak when returning early.
12789 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12791 * c-decl.c (static_ctors): Move to c-common.c.
12792 (static_dtors): Likewise.
12793 (finish_function): Use c_record_cdtor_fn.
12794 (build_cdtor): Move to c-common.c.
12795 (c_write_global_declarations): Use c_build_cdtor_fns.
12796 * c-common.h (static_ctors): Declare.
12797 (static_dtors): Likewise.
12798 (c_record_cdtor_fn): Likewise.
12799 (c_build_cdtor_fns): Likewise.
12800 * c-common.c (static_ctors): New variable.
12801 (static_dtors): Likewise.
12802 (c_record_cdtor_fn): New function.
12803 (build_cdtor): Move from c-decl.c
12804 (c_build_cdtor_fns): New function.
12806 * output.h (assemble_addr_to_section): Declare.
12807 (get_cdtor_priority_section): Likewise.
12808 * varasm.c (assemble_addr_to_section): New function.
12809 (get_cdtor_priority_section): Likewise.
12810 (default_named_section_asm_out_destructor): Use them.
12811 (destor_dtor_section_asm_out_destructor): Likewise.
12812 (default_named_section_asm_out_constructor): Likewise.
12813 (default_ctor_section_asm_out_constructor): Likewise.
12814 * config.gcc (*-*-vxworks*): Include vxworks.o.
12815 * config/t-vxworks (vxworks.o): New target.
12816 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12817 (TARGET_ASM_CONSTRUCTOR): Define.
12818 (TARGET_ASM_DESTRUCTOR): Likewise.
12819 (vxworks_asm_out_constructor): Declare.
12820 (vxworks_asm_out_destructor): Likewise.
12822 * c-common.c (get_priority): Check that we have not just an
12823 INTEGER_CST, but an integer constant with integeral type.
12825 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12827 PR tree-optimization/30938
12828 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12829 use &dt[nargs-1] instead of &dt[nargs] in the call to
12830 vect_is_simple_use().
12832 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12834 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12835 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12836 Do not attempt to handle MEM inside auto-inc expressions.
12837 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12838 of a register modified by an auto-inc expression. However, do handle
12839 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12840 (elimination_effects): Prohibit elimination of a register modified
12841 by an auto-inc expression. Disable register elimination rules whose
12842 target register is modified by an auto-inc expression with variable
12845 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12847 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12849 (array_at_struct_end_p): New function.
12850 (idx_infer_loop_bounds): Use it.
12851 (estimate_numbers_of_iterations_loop): Export.
12852 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12853 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12854 (tree_estimate_probability): Call record_loop_exits.
12855 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12856 (estimated_loop_iterations, estimated_loop_iterations_int,
12857 estimated_loop_iterations_tree): New functions.
12858 (analyze_siv_subscript_cst_affine,
12859 compute_overlap_steps_for_affine_1_2,
12860 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12861 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12862 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12863 (PRED_LOOP_ITERATIONS_GUESSED): New.
12864 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12865 * cfgloop.h (estimate_numbers_of_iterations_loop,
12866 estimated_loop_iterations_int): Declare.
12868 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12870 * doc/extend.texi: Document optional priority argument to
12871 constructors and destructors.
12872 * tree.c (init_priority_for_decl): Adjust GTY markers.
12873 (init_ttree): Use priority-info hash functions for
12874 init_priority_for_decl.
12875 (tree_map_eq): Rename to ...
12876 (tree_map_base_eq): ... this.
12877 (tree_map_marked_p): Rename to ...
12878 (tree_map_base_marked_p): ... this.
12879 (tree_map_base_hash): New function.
12880 (decl_init_priority_lookup): Rework.
12881 (decl_fini_priority_lookup): New function.
12882 (decl_priority_info): New function.
12883 (decl_init_priority_insert): Use it.
12884 (decl_fini_priority_insert): Likewise.
12885 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12887 (decl_restrict_base_insert): Likewise.
12888 (decl_debug_expr_insert): Likewise.
12889 (decl_value_expr_lookup): Likewise.
12890 (decl_value_expr_insert): Likewise.
12891 * tree.h (priority_type): New type.
12892 (decl_init_priority_lookup): Use priority_type.
12893 (decl_fini_priority_lookup): New function.
12894 (decl_init_priority_insert): Use priority_type.
12895 (decl_fini_priority_insert): New function.
12896 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12897 (DECL_INIT_PRIORITY): Likewise.
12898 (SET_DECL_INIT_PRIORITY): Add comment.
12899 (DECL_FINI_PRIORITY): New macro.
12900 (SET_DECL_FINI_PRIORITY): Likewise.
12901 (DEFAULT_INIT_PRIORITY): Document.
12902 (MAX_INIT_PRIORITY): Likewise.
12903 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12904 (tree_map_base): New type.
12905 (tree_map_base_eq): New function.
12906 (tree_map_base_hash): Likewise.
12907 (tree_map_base_marked_p): Likewise.
12908 (tree_map): Inherit from tree_map_base.
12909 (tree_map_eq): Make it a macro.
12910 (tree_map_marked_p): Likewise.
12911 (tree_int_map): Inherit from tree_map_base.
12912 (tree_int_map_eq): Make it a macro.
12913 (tree_int_map_hash): Likewise.
12914 (tree_int_map_marked_p): Likewise.
12915 (tree_priority_map): New type.
12916 (tree_priority_map_eq): New macro.
12917 (tree_priority_map_hash): Likewise.
12918 (tree_priority_map_marked_p): Likewise.
12919 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12921 (emutls_common_1): Likewise.
12922 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12923 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12924 of tree_map hierarchy.
12925 * tree-cfg.c (move_stmt_r): Likewise.
12926 (new_label_mapper): Likewise.
12927 * c-tree.h (c_expand_body): Move to ...
12928 * c-common.h (c_expand_body): ... here.
12929 * c-decl.c (c_expand_body): Move to ...
12930 * c-common.c (c_expand_body): ... here.
12931 (c_common_attribute_table): Allow 1 argument for the constructor
12932 and destructor attributes.
12933 (get_priority): New function.
12934 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12935 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12937 2007-02-24 Jan Hubicka <jh@suse.cz>
12939 PR middle-end/30509
12940 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12941 copying for inlining.
12943 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12944 Jan Hubicka <jh@suse.cz>
12947 * i386.c (counter_mode): New function.
12948 (expand_set_or_movmem_via_loop): Use it.
12949 (expand_movmem_epilogue): Likewise; fix pasto.
12950 (ix86_expand_movmem): Do emit guard even for constant counts.
12951 (ix86_expand_setmem): Likewise.
12953 2007-02-25 Nick Clifton <nickc@redhat.com>
12955 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12956 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12958 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12961 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12962 count argument with 0x10, not with 0x16.
12963 (expand_setmem_epilogue): Ditto.
12965 2007-02-24 Mike Stump <mrs@apple.com>
12967 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12970 2007-02-24 Richard Guenther <rguenther@suse.de>
12972 PR middle-end/30951
12973 * fold-const.c (fold_binary): Fold x +- CST op x for
12974 EQ_EXPR and NE_EXPR.
12976 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12978 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12980 2007-02-24 Jan Hubicka <jh@suse.cz>
12982 * cgraphunit.c (decide_is_function_needed): Honor
12983 -fkeep-inline-functions.
12985 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12987 * builtins.c (fold_builtin_modf): New.
12988 (fold_builtin_2): Use it.
12990 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12992 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12993 (determine_max_iter): Take additional LOOP arg; all callers changed.
12994 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12995 one using simplifications.
12996 (simplify_using_initial_values): Return if the expression becomes
12997 invalid due to altered regs.
12999 2007-02-23 DJ Delorie <dj@redhat.com>
13001 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13003 2007-02-23 Mike Stump <mrs@apple.com>
13005 * tlink.c (scan_linker_output): Parse linker messages from
13006 darwin9's linker better.
13008 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13011 * varpool.c (varpool_assemble_pending_decls): Set
13012 varpool_last_needed_node to null.
13014 2007-02-23 DJ Delorie <dj@redhat.com>
13016 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13017 alignment bigger than the object file can handle.
13019 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13022 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13023 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13024 (*movsf_1): Penalize MMX moves.
13026 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13028 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13029 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13031 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13033 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13035 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13036 (fold_builtin_1): Use them.
13037 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13038 BUILT_IN_SIGNIFICAND.
13040 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13042 * config/i386/i386.c (bdesc_1arg): Initialize
13043 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13044 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13045 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13046 and IX86_BUILTIN_MOVSLDUP.
13048 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13050 PR rtl-optimization/30841
13051 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13053 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13055 * builtins.c (fold_builtin_frexp): New.
13056 (fold_builtin_2): Use it.
13058 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13060 * doc/invoke.texi (Spec Files): Document getenv spec function.
13062 * gcc.c (getenv_spec_function): New function.
13063 (static_spec_functions): Add it.
13064 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13065 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13068 2007-02-22 Michael Matz <matz@suse.de
13071 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13072 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13074 2007-02-22 Ian Lance Taylor <iant@google.com>
13077 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13078 (mem_loc_descriptor): Call it.
13080 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13081 Ira Rosen <irar@il.ibm.com>
13083 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13085 2007-02-22 Ira Rosen <irar@il.ibm.com>
13087 PR tree-optimization/30843
13088 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13089 stores only after all the group is vectorized.
13091 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13093 PR tree-optimization/30858
13094 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13095 in the reduction cycle have a single use in the loop.
13096 * tree-vectorizer.h (relevant): Add documentation.
13098 2007-02-20 Mike Stump <mrs@apple.com>
13100 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13101 * configure: Regenerate.
13103 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13105 Change the defaults of some parameters and options.
13106 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13107 * config/spu/spu.c (spu_optimization_options): Add.
13108 (spu_override_options): Change params in spu_optimization_options.
13109 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13111 Register 127 is only 16 byte aligned when used as a frame pointer.
13112 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13113 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13114 HARD_FRAME_POINTER_REGNUM.
13115 (spu_legitimate_address): Use regno_aligned_for_reload.
13116 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13117 aligned when frame_pointer_needed is true.
13118 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13120 * config/spu/spu.h (INIT_EXPANDERS): Define.
13122 Make sure shift and rotate instructions have valid immediate operands.
13123 * config/spu/predicates.md (spu_shift_operand): Remove.
13124 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13125 * config/spu/constraints.md (W, O): Extend range.
13126 * config/spu/spu.md (umask, nmask): Define.
13127 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13128 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13129 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13130 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13131 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13132 (lshr<mode>3_reg): Fix rtl description.
13134 Make sure mulhisi immediate operands are valid.
13135 * config/spu/predicates.md (imm_K_operand): Add.
13136 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13138 Generate constants using fsmbi and andi.
13139 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13140 (print_operand, spu_split_immediate, classify_immediate,
13141 fsmbi_const_p): Handle IC_FSMBI2.
13143 Correctly handle a CONST_VECTOR containing symbols.
13144 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13145 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13146 (immediate_load_p): Allow symbols that use 2 instructions to create.
13147 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13148 with symbols when flag_pic is set.
13149 (const_vector_immediate_p): New.
13150 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13151 accept a CONST_VECTOR with symbols.
13152 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13153 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13155 * config/spu/spu.md (high, low): Delete.
13156 (low_<mode>): Define.
13158 Remove INTRmode and INTR_REGNUM, which didn't work.
13159 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13161 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13162 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13163 peephole2 pattern): Don't use INTR or 131.
13164 (movintrcc): Delete.
13165 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13166 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13167 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13168 (UNSPEC_SET_INTR): Add.
13169 * config/spu/spu-modes.def (INTR): Remove.
13171 More accurate warnings about run-time relocations.
13172 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13174 Correctly warn about immediate arguments to specific intrinsics.
13175 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13176 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13177 the instruction predicate.
13179 Fix tree check errors with latest update.
13180 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13182 (spu_expand_builtin): Use CALL_EXPR_FN.
13184 Add missing specific intrinsics.
13185 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13187 * config/spu/spu_internals.h: Ditto.
13189 Fix incorrect operand modifiers.
13190 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13191 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13193 Optimize one case of zero_extend of a vec_select.
13194 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13196 Accept any immediate for hbr.
13197 * config/spu/spu.md (hbr): Change s constraints to i.
13199 2007-02-21 Paul Brook <paul@codesourcery.com>
13201 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13202 condexec_count when skipping USE and CLOBBER.
13204 2007-02-21 Nick Clifton <nickc@redhat.com>
13206 * common.opt (Warray-bounds): Add Warning attribute.
13207 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13209 (fsized-zeroes): Add Optimization attribute.
13210 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13211 * c.opt (Wc++0x-compat): Add Warning attribute.
13213 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13215 PR middle-end/30761
13216 * reload1.c (eliminate_regs_in_insn): In the single_set special
13217 case, attempt to re-recognize the insn before falling back to
13218 having reload fix it up.
13220 2007-02-20 Eric Christopher <echristo@gmail.com>
13222 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13223 Rewrite accordingly.
13224 (frv_read_iacc_argument): Ditto.
13225 (frv_expand_set_builtin): Take a call instead of arglist, update for
13227 (frv_expand_unop_builtin): Ditto.
13228 (frv_expand_binop_builtin): Ditto.
13229 (frv_expand_cut_builtin): Ditto.
13230 (frv_expand_binopimm_builtin): Ditto.
13231 (frv_expand_voidbinop_builtin): Ditto.
13232 (frv_expand_int_void2arg): Ditto.
13233 (frv_expand_prefetches): Ditto.
13234 (frv_expand_voidtriop_builtin): Ditto.
13235 (frv_expand_voidaccop_builtin): Ditto.
13236 (frv_expand_load_builtin): Ditto.
13237 (frv_expand_store_builtin): Ditto.
13238 (frv_expand_mdpackh_builtin): Ditto.
13239 (frv_expand_mclracc_builtin): Ditto.
13240 (frv_expand_mrdacc_builtin): Ditto.
13241 (frv_expand_mwtacc_builtin): Ditto.
13242 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13245 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13247 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13248 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13250 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13251 point instructions.
13252 * configure: Regenerate.
13253 * config.in: Regenerate.
13254 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13255 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13256 masks to power6 and power6x and to POWERPC_MASKS.
13257 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13259 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13260 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13261 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13262 Access PROTOTYPE as variable, not mask.
13264 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13266 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13267 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13268 * combine.c (adjust_for_new_dest): Use it.
13269 * postreload.c (reload_combine): Likewise.
13271 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13273 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13274 notes on an insn with multiple sets, even if single_set returns
13275 non-NULL for that insn.
13277 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13279 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13280 scalbn and scalbln.
13282 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13284 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13285 if user didn't pass it.
13286 * config/i386/darwin.h (CC1_SPEC): Likewise.
13287 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13288 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13289 -mmacosx-version-min.
13291 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13292 Uros Bizjak <ubizjak@gmail.com>
13294 * optabs.h (enum optab_index): Add new OTI_scalb.
13295 (scalb_optab): Define corresponding macro.
13296 * optabs.c (init_optabs): Initialize scalb_optab.
13297 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13299 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13300 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13301 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13302 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13303 flag_unsafe_math_optimizations is set.
13305 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13306 to implement scalbf, scalb and scalbl built-ins as inline x87
13309 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13310 DJ Delorie <dj@redhat.com>
13313 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13314 (diagnostic_report_diagnostic): ... here, and turn them into real
13315 errors. If warnings are inhibited, no need to do anything.
13317 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13319 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13320 better code generation.
13322 2007-02-20 Ben Elliston <bje@au.ibm.com>
13324 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13326 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13328 * config/alpha/alpha.c, config/alpha/alpha.md,
13329 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13330 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13331 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13332 config/arm/lib1funcs.asm: Follow spelling conventions.
13334 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13335 config/fr30/fr30.md, config/i386/i386.h,
13336 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13337 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13338 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13339 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13340 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13341 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13342 config/sparc/sparc.c, config/sparc/sparc.h,
13343 config/sparc/sparc.md, config/spu/constraints.md,
13344 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13347 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13350 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13353 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13355 * doc/invoke.texi (-ftree-lrs): Remove.
13357 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13359 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13362 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13364 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13365 new CALL_EXPR_FN macro for retrieving the function
13366 declaration of the input expression.
13368 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13370 * c.opt (Waddress): New.
13371 * common.opt (Walways-true): Delete.
13372 (Wstring-literal-comparison): Delete.
13373 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13374 -Wstring-literal-comparison. Add -Waddress.
13376 (Walways-true): Delete.
13377 (Wstring-literal-comparison): Delete.
13378 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13379 consistently instead of -Walways-true in example.
13380 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13381 * c-typeck.c (parser_build_binary_op): Replace
13382 -Wstring-literal-comparison and -Walways-true with -Waddress.
13383 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13386 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13388 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13389 without DECL_STRUCT_FUNCTION initialized.
13391 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13393 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13394 due to calls to functions taking pointers as parameters.
13396 2007-02-19 Richard Henderson <rth@redhat.com>
13399 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13402 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13404 * config/s390/s390.c (s390_call_saved_register_used,
13405 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13406 accessed to the new scheme.
13408 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13410 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13411 (cris_print_index, cris_print_operand, cris_print_operand_address)
13412 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13413 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13414 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13415 GET_CODE () == xxx.
13416 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13417 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13418 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13419 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13420 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13421 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13422 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13423 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13424 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13425 (uminsi3, call, call_value): Ditto.
13426 (define_split: indir_to_reg_split, unnamed): Ditto.
13428 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13430 PR tree-optimization/30975
13431 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13434 2007-02-18 Eric Christopher <echristo@gmail.com>
13436 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13437 Remove use of arglist.
13438 (mips_expand_builtin): Remove use of arglist, pass in expr.
13439 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13440 (mips_expand_builtin_movtf): Ditto.
13441 (mips_expand_builtin_compare): Ditto.
13443 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13445 * tree-sra.c (sra_build_assignment): Replace assertion
13446 checking with a comment explaining why it can't be done.
13448 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13450 PR middle-end/30833
13451 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13452 during CALL_EXPR representation conversion.
13453 * tree-ssa-propagate.c (set_rhs): Likewise.
13455 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13457 * tree-sra.c (sra_build_assignment): Disable assertion checking
13460 2007-02-18 Roger Sayle <roger@eyesopen.com>
13462 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13463 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13464 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13466 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13467 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13468 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13469 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13470 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13471 force_gimple_operand): Likewise.
13472 * ipa-cp.c (constant_val_insert): Likewise.
13473 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13474 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13475 perfect_nestify): Likewise.
13476 * langhooks.c (lhd_omp_assignment): Likewise.
13477 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13478 lower_copyprivate_clauses, lower_send_clauses,
13479 lower_send_shared_vars, expand_parallel_call,
13480 expand_omp_for_generic, expand_omp_for_static_nochunk,
13481 expand_omp_for_static_chunk, expand_omp_sections,
13482 lower_omp_single_copy, lower_omp_for_lastprivate,
13483 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13484 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13485 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13488 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13490 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13491 config/sh/sh.md: Follow spelling conventions.
13493 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13494 config/frv/predicates.md: Follow spelling conventions.
13496 * config/m68k/linux-unwind.h: Fix a comment typo.
13497 * target.h: Follow spelling conventions.
13499 2007-02-18 Roger Sayle <roger@eyesopen.com>
13501 PR rtl-optimization/28173
13502 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13503 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13504 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13505 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13506 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13508 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13510 * builtins.c (fold_builtin_load_exponent): New.
13511 (fold_builtin_2): Use it.
13513 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13515 PR rtl-optimization/30773
13516 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13517 if we fail to attach a REG_EQUIV note.
13519 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13520 Roger Sayle <roger@eyesopen.com>
13522 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13524 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13526 * calls.c (initialize_argument_information): Pass original EXP
13527 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13528 code to split complex arguments here, as part of initializing the
13530 (expand_call): Remove code that builds a list of arguments and
13531 inserts implicit arguments into it. Instead, just count how many
13532 implicit arguments there will be so we can determine the size of
13533 the ARGS array, and let initialize_argument_information do the work.
13534 (split_complex_values): Delete unused function.
13536 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13538 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13540 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13542 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13543 for arg pointer based indexed addressing.
13545 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13547 * config/ia64/ia64.h, config/ia64/ia64.md,
13548 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13549 spelling conventions.
13551 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13553 * config/m68k/m68k.c (split_di): New.
13554 * config/m68k/m68k-protos.h: Declare split_di.
13555 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13556 Improve predicate handling and split constant shifts.
13558 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13560 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13561 parameter for register bitfield operations, general predicates
13564 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13566 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13567 * config/m68k/linux-unwind.h: New file.
13569 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13571 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13572 config/i386/athlon.md, config/ia64/ia64.md,
13573 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13574 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13575 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13576 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13577 tree-vect-transform.c: Fix comment typos.
13579 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13581 * sched-deps.c (find_insn_list): Remove.
13582 * sched-int.h: Remove the prototype for find_insn_list.
13584 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13586 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13588 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13589 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13590 darwin_rs6000_override_options.
13591 (C_COMMON_OVERRIDE_OPTIONS): Expect
13592 darwin_macosx_version_min to be non-NULL always.
13593 (TARGET_C99_FUNCTIONS): Likewise.
13594 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13595 (DARWIN_MINVERSION_SPEC): New.
13596 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13597 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13599 (DARWIN_MINVERSION_SPEC): New.
13600 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13602 * config/darwin-c.c (darwin_cpp_builtins): Expect
13603 darwin_macosx_version_min to be non-NULL always.
13605 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13607 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13609 * config/i386/i386.h (x86_use_xchgb): New.
13610 (TARGET_USE_XCHGB): New macro.
13611 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13612 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13613 Split after reload into bswaphi for shifts of 8.
13614 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13615 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13616 or when optimizing for size.
13618 2007-02-16 Richard Guenther <rguenther@suse.de>
13619 Christian Bruel <christian.bruel@st.com>
13621 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13622 DECLs but prefer SSA_NAMEs over DECLs.
13624 2007-02-16 Richard Guenther <rguenther@suse.de>
13626 * tree-flow-inline.h (single_imm_use_p): Remove.
13627 (zero_imm_uses_p): Likewise.
13628 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13629 instead of single_imm_use_p.
13630 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13633 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13636 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13637 nested double- and backquotes.
13639 2007-02-15 Roger Sayle <roger@eyesopen.com>
13641 PR middle-end/30391
13642 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13643 should be unreachable.
13644 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13645 For the time being redirect GIMPLE_MODIFY_STMT to the new
13646 (renamed) build_gimple_modify_stmt_stat.
13647 (build2_gimple_stat): Rename to...
13648 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13649 Always build a GIMPLE_MODIFY_STMT node.
13650 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13651 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13654 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13655 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13656 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13657 expand_complex_div_wide): Likewise.
13658 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13659 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13660 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13661 * tree-ssa-loop-manip.c (create_iv): Likewise.
13662 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13663 abs_replacement): Likewise.
13664 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13665 realify_fake_stores): Likewise.
13667 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13668 node rather than a GIMPLE_MODIFY_STMT node.
13669 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13670 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13672 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13673 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13674 GIMPLE_MODIFY_STMT.
13676 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13678 PR middle-end/30433
13679 * fold-const.c (fold_comparison): Add back the
13680 folding of constant complex comparisions.
13682 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13684 PR middle-end/30729
13685 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13686 effects unknown to this function, return early.
13688 2007-02-15 Ian Lance Taylor <iant@google.com>
13690 * lower-subreg.c (move_eh_region_note): New static function.
13691 (resolve_simple_move): Call it.
13692 (decompose_multiword_subregs): Track blocks for which we resolve a
13693 simple move which is also a control flow insn. Pass them to
13694 find_many_sub_basic_blocks.
13695 (pass_lower_subreg): Add TODO_verify_flow.
13696 (pass_lower_subreg2): Likewise.
13698 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13699 Brooks Moses <brooks.moses@codesourcery.com>
13700 Lee Millward <lee.millward@codesourcery.com>
13702 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13703 (VL_EXP_CLASS_P): New.
13704 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13706 (TREE_OPERAND_CHECK_CODE): Likewise.
13707 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13708 (TREE_RTL_OPERAND_CHECK): Likewise.
13709 (tree_operand_check_failed): Make second parameter the whole tree
13710 instead of its code. Fixed callers.
13711 (VL_EXP_CHECK): New.
13712 (TREE_OPERAND_LENGTH): New.
13713 (VL_EXP_OPERAND_LENGTH): New.
13714 (CALL_EXPR_FN): New.
13715 (CALL_EXPR_STATIC_CHAIN): New.
13716 (CALL_EXPR_ARGS): New.
13717 (CALL_EXPR_ARG): New.
13718 (call_expr_nargs): New.
13719 (CALL_EXPR_ARGP): New.
13720 (build_nt_call_list): Declare.
13721 (build_vl_exp_stat): Declare.
13722 (build_vl_exp): New.
13723 (build_call_list): Declare.
13724 (build_call_nary): Declare.
13725 (build_call_valist): Declare.
13726 (build_call_array): Declare.
13727 (call_expr_arg): Declare.
13728 (call_expr_argp): Declare.
13729 (call_expr_arglist): Declare.
13730 (fold_build_call_list): Declare.
13731 (fold_build_call_list_initializer): Declare.
13732 (fold_call_expr): Declare to replace fold_builtin.
13733 (fold_builtin_fputs): Update to agree with modified definition.
13734 (fold_builtin_strcpy): Likewise.
13735 (fold_builtin_strncpy): Likewise.
13736 (fold_builtin_memory_chk): Likewise.
13737 (fold_builtin_stxcpy_chk): Likewise.
13738 (fold_builtin_strncpy_chk): Likewise.
13739 (fold_builtin_next_arg): Likewise.
13740 (fold_build_call_expr): Declare.
13741 (fold_builtin_call_list): Declare.
13742 (fold_builtin_call_valist): Declare.
13743 (build_call_expr): Declare.
13744 (validate_arglist): Update to agree with modified definition.
13745 (tree_operand_length): New.
13746 (call_expr_arg_iterator): New.
13747 (init_call_expr_arg_iterator): New.
13748 (next_call_expr_arg): New.
13749 (first_call_expr_arg): New.
13750 (more_call_expr_args_p): New.
13751 (FOR_EACH_CALL_EXPR_ARG): New.
13753 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13754 and tcc_gimple_stmt.
13755 (tree_code_size): Update documentation. Use sizeof (tree) rather
13756 than sizeof (char *).
13757 (tree_size): Likewise. Add case for tcc_vl_exp.
13758 (tree_node_structure): Add case for tcc_vl_exp.
13759 (contains_placeholder_p): Likewise.
13760 (substitute_in_expr): Likewise.
13761 (substitute_placeholder_in_expr): Likewise.
13762 (stabilize_reference_1): Likewise.
13763 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13764 to diagnose breakage of this interface for constructing CALL_EXPRs.
13765 (build_nt): Add similar assertion here.
13766 (build_nt_call_list): New.
13767 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13768 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13770 (get_callee_fndecl): Use new CALL_EXPR accessors.
13771 (tree_operand_check_failed): Change parameters to pass entire node
13772 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13773 (process_call_operands): New.
13774 (build_vl_exp_stat): New.
13775 (build_call_list): New.
13776 (build_call_nary): New.
13777 (build_call_valist): New.
13778 (build_call_array): New.
13779 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13780 (call_expr_arglist): New.
13782 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13783 tcc_vl_exp instead of a fixed-size tcc_expression.
13785 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13786 accessors for CALL_EXPRs.
13787 (AGGR_INIT_EXPR): Likewise.
13789 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13790 Brooks Moses <brooks.moses@codesourcery.com>
13791 Lee Millward <lee.millward@codesourcery.com>
13793 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13794 (expand_builtin_nonlocal_goto): Change parameter to be entire
13795 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13796 (expand_builtin_prefetch): Likewise.
13797 (expand_builtin_classify_type): Likewise.
13798 (mathfn_built_in): Return NULL_TREE instead of 0.
13799 (expand_errno_check): Use new CALL_EXPR accessors.
13800 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13801 Return NULL_RTX instead of 0.
13802 (expand_builtin_mathfn_2): Likewise.
13803 (expand_builtin_mathfn_3): Likewise.
13804 (expand_builtin_interclass_mathfn): Likewise.
13805 (expand_builtin_sincos): Likewise.
13806 (expand_builtin_cexpi): Likewise.
13807 (expand_builtin_int_roundingfn): Likewise.
13808 (expand_builtin_int_roundingfn_2): Likewise.
13809 (expand_builtin_pow): Likewise.
13810 (expand_builtin_powi): Likewise.
13811 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13812 of arglist, fixing callers appropriately. Use new CALL_EXPR
13813 accessors and constructors. Return NULL_RTX instead of 0.
13814 (expand_builtin_strstr): Likewise.
13815 (expand_builtin_strchr): Likewise.
13816 (expand_builtin_strrchr): Likewise.
13817 (expand_builtin_strpbrk): Likewise.
13818 (expand_builtin_memcpy): Likewise.
13819 (expand_builtin_mempcpy): Likewise.
13820 (expand_builtin_mempcpy_args): New.
13821 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13822 (expand_builtin_memmove_args): New.
13823 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13824 (expand_movstr): Likewise.
13825 (expand_builtin_strcpy): Likewise.
13826 (expand_builtin_strcpy_args): New.
13827 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13828 (expand_builtin_strncpy): Likewise.
13829 (expand_builtin_memset): Likewise.
13830 (expand_builtin_memset_args): New.
13831 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13832 (expand_builtin_memcmp): Likewise.
13833 (expand_builtin_strcmp): Likewise.
13834 (expand_builtin_strncmp): Likewise.
13835 (expand_builtin_strcat): Likewise.
13836 (expand_builtin_strncat): Likewise.
13837 (expand_builtin_strspn): Likewise.
13838 (expand_builtin_strcspn): Likewise.
13839 (expand_builtin_args_info): Likewise.
13840 (expand_builtin_va_start): Likewise.
13841 (gimplify_va_arg_expr): Likewise.
13842 (expand_builtin_va_end): Likewise.
13843 (expand_builtin_va_copy): Likewise.
13844 (expand_builtin_frame_address): Likewise.
13845 (expand_builtin_alloca): Likewise.
13846 (expand_builtin_bswap): Likewise.
13847 (expand_builtin_unop): Likewise.
13848 (expand_builtin_fputs): Likewise.
13849 (expand_builtin_expect): Likewise.
13850 (expand_builtin_fabs): Likewise.
13851 (expand_builtin_copysign): Likewise.
13852 (expand_builtin_printf): Likewise.
13853 (expand_builtin_fprintf): Likewise.
13854 (expand_builtin_sprintf): Likewise.
13855 (expand_builtin_init_trampoline): Likewise.
13856 (expand_builtin_signbit): Likewise.
13857 (expand_builtin_fork_or_exec): Likewise.
13858 (expand_builtin_sync_operation): Likewise.
13859 (expand_builtin_compare_and_swap): Likewise.
13860 (expand_builtin_lock_test_and_set): Likewise.
13861 (expand_builtin_lock_release): Likewise.
13862 (expand_builtin): Likewise.
13863 (builtin_mathfn_code): Likewise.
13865 (fold_builtin_constant_p): Pass call arguments individually instead
13866 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13867 accessors and constructors. Return NULL_TREE instead of 0.
13868 (fold_builtin_expect): Likewise.
13869 (fold_builtin_classify_type): Likewise.
13870 (fold_builtin_strlen): Likewise.
13871 (fold_builtin_nan): Likewise.
13872 (integer_valued_real_p): Likewise.
13873 (fold_trunc_transparent_mathfn): Likewise.
13874 (fold_fixed_mathfn): Likewise.
13875 (fold_builtin_cabs): Likewise.
13876 (fold_builtin_sqrt): Likewise.
13877 (fold_builtin_cbrt): Likewise.
13878 (fold_builtin_cos): Likewise.
13879 (fold_builtin_cosh): Likewise.
13880 (fold_builtin_tan): Likewise.
13881 (fold_builtin_sincos): Likewise.
13882 (fold_builtin_cexp): Likewise.
13883 (fold_builtin_trunc): Likewise.
13884 (fold_builtin_floor): Likewise.
13885 (fold_builtin_ceil): Likewise.
13886 (fold_builtin_round): Likewise.
13887 (fold_builtin_int_roundingfn): Likewise.
13888 (fold_builtin_bitop): Likewise.
13889 (fold_builtin_bswap): Likewise.
13890 (fold_builtin_logarithm): Likewise.
13891 (fold_builtin_hypot): Likewise.
13892 (fold_builtin_pow): Likewise.
13893 (fold_builtin_powi): Likewise.
13894 (fold_builtin_exponent): Likewise.
13895 (fold_builtin_memset): Likewise.
13896 (fold_builtin_bzero): Likewise.
13897 (fold_builtin_memory_op): Likewise.
13898 (fold_builtin_bcopy): Deleted; call site changed to invoke
13899 fold_builtin_memory_op directly.
13900 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13901 (fold_builtin_strncpy): Likewise.
13902 (fold_builtin_memcmp): Likewise.
13903 (fold_builtin_strcmp): Likewise.
13904 (fold_builtin_strncmp): Likewise.
13905 (fold_builtin_signbit): Likewise.
13906 (fold_builtin_copysign): Likewise.
13907 (fold_builtin_isascii): Likewise.
13908 (fold_builtin_toascii): Likewise.
13909 (fold_builtin_isdigit): Likewise.
13910 (fold_builtin_fabs): Likewise.
13911 (fold_builtin_abs): Likewise.
13912 (fold_builtin_fmin_fmax): Likewise.
13913 (fold_builtin_carg): Likewise.
13914 (fold_builtin_classify): Likewise.
13915 (fold_builtin_unordered_cmp): Likewise.
13917 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13918 New functions split out from fold_builtin_1.
13919 (fold_builtin_n): New.
13920 (fold_builtin_varargs): New.
13921 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13923 (fold_call_expr): New.
13924 (build_function_call_expr): Rewrite to use new helper function.
13925 (fold_builtin_call_list): New.
13926 (build_call_expr): New.
13927 (fold_builtin_call_valist): New.
13928 (rewrite_call_expr): New.
13929 (validate_arg): New.
13930 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13931 of an arglist. Change return type to bool. Use new CALL_EXPR
13934 (fold_builtin_strstr): Pass call arguments individually instead
13935 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13936 accessors and constructors. Return NULL_TREE instead of 0.
13937 (fold_builtin_strchr): Likewise.
13938 (fold_builtin_strrchr): Likewise.
13939 (fold_builtin_strpbrk): Likewise.
13940 (fold_builtin_strcat): Likewise.
13941 (fold_builtin_strncat): Likewise.
13942 (fold_builtin_strspn): Likewise.
13943 (fold_builtin_strcspn): Likewise.
13944 (fold_builtin_fputs): Likewise.
13945 (fold_builtin_next_arg): Likewise.
13946 (fold_builtin_sprintf): Likewise.
13948 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13949 NULL_RTX instead of 0.
13950 (expand_builtin_memory_chk): Likewise.
13951 (maybe_emit_chk_warning): Likewise.
13952 (maybe_emit_sprintf_chk_warning): Likewise.
13954 (fold_builtin_object_size): Pass call arguments individually instead
13955 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13956 accessors and constructors. Return NULL_TREE instead of 0.
13957 (fold_builtin_memory_chk): Likewise.
13958 (fold_builtin_stxcpy_chk): Likewise.
13959 (fold_builtin_strncpy_chk): Likewise.
13960 (fold_builtin_strcat_chk): Likewise.
13961 (fold_builtin_strcat_chk): Likewise.
13962 (fold_builtin_strncat_chk): Likewise.
13963 (fold_builtin_sprintf_chk): Likewise.
13964 (fold_builtin_snprintf_chk): Likewise.
13965 (fold_builtin_printf): Likewise.
13966 (fold_builtin_vprintf): Likewise.
13968 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13970 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13971 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13972 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13973 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13974 (fold_unary): Likewise.
13975 (fold_binary): Likewise.
13976 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13977 ternary expressions.
13978 (fold): Add logic for tcc_vl_exp.
13979 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13980 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13981 (fold_build3_stat): Add assertion to flag broken interface for
13982 constructing CALL_EXPRs.
13983 (fold_build_call_list): New.
13984 (fold_build_call_list_initializer): New.
13985 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13987 (fold_strip_sign_ops): Likewise.
13989 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13990 Brooks Moses <brooks.moses@codesourcery.com>
13991 Lee Millward <lee.millward@codesourcery.com>
13993 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13994 accessors and dump arguments explicitly.
13996 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13998 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14000 (print_call_name): Use new CALL_EXPR accessors.
14002 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14003 CALL_EXPR arguments explicitly instead of as a list. Use
14004 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14006 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14007 (vrp_visit_stmt): Likewise.
14009 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14010 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14012 (force_move_till_expr): Likewise.
14014 * targhooks.c (default_external_stack_protect_fail): Use
14015 build_call_expr instead of build_function_call_expr.
14016 (default_hidden_stack_protect_fail): Likewise.
14018 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14021 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14022 and walk arguments explicitly.
14024 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14025 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14026 (expand_simple_operations): Likewise.
14027 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14029 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14030 of TREE_CODE_LENGTH.
14031 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14033 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14034 instead of TREE_CODE_LENGTH.
14036 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14037 (tree_ic_transform): Likewise.
14038 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14039 parameter instead of arglist. Fix callers.
14040 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14041 (tree_stringops_transform): Likewise.
14042 (tree_indirect_call_to_profile): Likewise.
14043 (tree_stringops_values_to_profile): Likewise.
14045 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14046 (eliminate_tail_call): Likewise.
14048 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14050 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14051 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14053 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14055 * omp-low.c (build_omp_barrier): Use build_call_expr.
14056 (lower_rec_input_clauses): Likewise.
14057 (lower_reduction_clauses): Likewise.
14058 (expand_parallel_call): Likewise.
14059 (maybe_catch_exception): Likewise.
14060 (expand_omp_for_generic): Likewise.
14061 (expand_omp_for_static_nochunk): Likewise.
14062 (expand_omp_sections): Likewise.
14063 (lower_omp_single_simple): Likewise.
14064 (lower_omp_single_copy): Likewise.
14065 (lower_omp_master): Likewise.
14066 (lower_omp_ordered): Likewise.
14067 (lower_omp_critical): Likewise.
14069 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14070 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14072 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14073 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14074 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14076 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14077 and generalize to handle any number of operands.
14078 (chrec_contains_undetermined): Likewise.
14079 (tree_contains_chrecs): Likewise.
14080 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14082 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14084 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14085 fold_call_expr instead of fold_builtin.
14086 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14087 match declarations there.
14088 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14091 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14092 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14094 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14095 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14097 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14100 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14101 (execute_cse_sincos): Use new CALL_EXPR accessors.
14103 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14105 * gimple-low.c (lower_function_body): Use build_call_expr.
14106 (lower_builtin_setjmp): Likewise.
14108 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14109 (set_storage_via_libcall): Likewise.
14110 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14111 instead of TREE_CODE_LENGTH.
14112 (expand_expr_real_1): Use new CALL_EXPR accessors.
14114 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14115 generalize to handle any number of operands.
14116 (TB_parent_eq): Likewise.
14118 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14119 (strip_builtin_expect): Likewise.
14121 * function.c (gimplify_parameters): Use build_call_expr.
14123 * tree-vectorizer.c (vect_is_simple_reduction): Use
14124 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14126 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14127 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14129 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14132 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14133 (gimplify_decl_expr): Likewise.
14134 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14135 Use new CALL_EXPR iterators.
14136 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14137 (gimplify_modify_expr_to_memset): Likewise.
14138 (gimplify_variable_sized_compare): Likewise.
14139 (gimplify_omp_atomic_fetch_op): Likewise.
14140 (gimplify_omp_atomic_pipeline): Likewise.
14141 (gimplify_omp_atomic_mutex): Likewise.
14142 (gimplify_function_tree): Likewise.
14144 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14145 (call_expr_flags): Likewise.
14146 (expand_call): Likewise.
14148 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14149 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14152 * coverage.c (create_coverage): Use build_call_expr.
14154 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14155 (temp_call_expr_obstack): New.
14156 (pool_copy_list): Delete.
14157 (temp_copy_call_expr): New.
14158 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14159 CALL_EXPR accessors. Get rid of special goo for copying argument
14160 lists and use temp_copy_call_expr instead.
14161 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14162 CALL_EXPR accessors.
14163 (create_expression_by_pieces): Likewise. Use build_call_array
14164 to construct the result instead of fold_build3.
14165 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14166 dealing with argument lists.
14167 (init_pre): Remove references to expression_node_pool and
14168 list_node_pool. Init temp_call_expr_obstack instead.
14169 (fini_pre): Remove references to expression_node_pool and
14172 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14173 and walk arguments explicitly instead of as a list.
14175 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14176 (mx_register_decls): Likewise.
14177 (mudflap_register_call): Likewise.
14178 (mudflap_finish_file): Likewise.
14180 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14181 (ipa_callsite_compute_param): Likewise.
14183 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14184 accessors and constructor.
14186 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14187 accessors and constructor.
14188 (convert_tramp_reference): Likewise.
14189 (convert_call_expr): Likewise.
14190 (finalize_nesting_tree_1): Likewise.
14192 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14195 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14197 * tree-inline.c (initialize_inlined_parameters): Pass entire
14198 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14200 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14201 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14203 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14204 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14205 (vectorizable_reduction): Likewise.
14206 (vectorizable_call): Use new CALL_EXPR iterators.
14207 (vectorizable_conversion): Use build_call_expr.
14208 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14209 (vect_gen_widened_results_half): Use build_call_expr.
14210 (vect_setup_realignment): Likewise.
14211 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14213 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14214 (pass_through_call): Likewise.
14215 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14218 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14219 (tree_gen_pow2_profiler): Likewise.
14220 (tree_gen_one_value_profiler): Likewise.
14221 (tree_gen_ic_func_profiler): Likewise.
14222 (tree_gen_average_profiler): Likewise.
14223 (tree_gen_ior_profiler): Likewise.
14225 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14226 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14227 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14229 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14230 of TREE_CODE_LENGTH.
14232 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14233 of TREE_CODE_LENGTH.
14235 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14237 (convert_to_integer): Likewise.
14239 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14242 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14243 Brooks Moses <brooks.moses@codesourcery.com>
14244 Lee Millward <lee.millward@codesourcery.com>
14246 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14248 * config/frv/frv.c (frv_expand_builtin): Likewise.
14249 * config/s390/s390.c (s390_expand_builtin): Likewise.
14251 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14252 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14254 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14255 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14256 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14257 (ix86_expand_store_builtin): Likewise.
14258 (ix86_expand_unop_builtin): Likewise.
14259 (ix86_expand_unop1_builtin): Likewise.
14260 (ix86_expand_sse_compare): Likewise.
14261 (ix86_expand_sse_comi): Likewise.
14262 (ix86_expand_vec_init_builtin): Likewise.
14263 (ix86_expand_vec_ext_builtin): Likewise.
14264 (ix86_expand_vec_set_builtin): Likewise.
14265 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14267 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14268 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14270 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14271 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14272 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14274 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14276 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14277 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14278 arglist. Use new CALL_EXPR accessors. Fix callers.
14279 (altivec_expand_abs_builtin): Likewise.
14280 (rs6000_expand_binop_builtin): Likewise.
14281 (altivec_expand_predicate_builtin): Likewise.
14282 (altivec_expand_lv_builtin): Likewise.
14283 (spe_expand_stv_builtin): Likewise.
14284 (altivec_expand_stv_builtin): Likewise.
14285 (rs6000_expand_ternop_builtin): Likewise.
14286 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14287 (altivec_expand_st_builtin): Likewise.
14288 (altivec_expand_dst_builtin): Likewise.
14289 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14290 arglist. Use new CALL_EXPR accessors. Fix callers.
14291 (altivec_expand_vec_set_builtin): Likewise.
14292 (altivec_expand_vec_ext_builtin): Likewise.
14293 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14294 (spe_expand_builtin): Likewise.
14295 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14296 arglist. Use new CALL_EXPR accessors. Fix callers.
14297 (spe_expand_evsel_builtin): Likewise.
14298 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14299 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14301 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14302 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14303 (arm_expand_unop_builtin): Likewise.
14304 (arm_expand_builtin): Use new CALL_EXPR accessors.
14306 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14309 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14310 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14312 (bfin_expand_unop_builtin): Likewise.
14313 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14315 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14316 Brooks Moses <brooks.moses@codesourcery.com>
14317 Lee Millward <lee.millward@codesourcery.com>
14319 * c-semantics.c (build_stmt): Add internal diagnostic check.
14321 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14322 accessors. Print arguments explicitly instead of as a list.
14324 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14326 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14327 (c_finish_omp_flish): Likewise.
14329 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14330 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14331 instead of TREE_CODE_LENGTH.
14332 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14333 (c_warn_unused_result): Likewise.
14335 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14338 * doc/invoke.texi (Warning Options): Remove
14339 -Werror-implicit-function-declaration.
14340 (Wimplicit-function-declaration): Update description.
14341 * opts.c (common_handle_option): Move handling of -Werror=* to...
14342 (enable_warning_as_error): ...here.
14343 * opts.h (enable_warning_as_error): Declare.
14344 * c-decl.c (implicit_decl_warning): Unless
14345 -Wno-implicit-function-declaration is given, emit a pedwarn if
14346 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14347 * c.opt (Wimplicit-function-declaration): Replace
14348 mesg_implicit_function_declaration with
14349 warn_implicit_function_declaration.
14350 * c-opts.c (c_common_handle_option):
14351 -Werror-implicit-function-declaration is exactly equal as
14352 -Werror=implicit-function-declaration.
14353 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14354 warn_implicit_function_declaration.
14355 (c_common_post_options): -Wimplict-function-declaration is enabled
14356 by default by -std=c99, otherwise is disabled by default.
14357 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14359 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14361 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14362 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14363 former is ignored but not the latter.
14365 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14367 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14368 is made and the reference doesn't use the alias set of its type,
14369 do not create the temporary using that type.
14371 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14373 * jump.c: Remove prototypes for delete_computation and
14374 delete_prior_computation.
14376 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14378 * jump.c (get_label_after): Delete.
14379 (get_label_before, delete_computation, delete_jump,
14380 delete_prior_computation, follow_jumps): Move...
14381 * reorg.c (delete_computation, delete_prior_computation): ... here...
14382 (get_label_before, delete_jump): ... making these static ...
14383 (follow_jumps): ... and simplifying this since it only runs after
14385 * rtl.h (get_label_after, get_label_before, delete_jump,
14386 follow_jumps): Delete prototypes.
14388 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14390 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14392 2007-02-15 Nick Clifton <nickc@redhat.com>
14394 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14395 order to prevent it from being munged by the target.
14397 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14399 * config/i386/i386.md: Remove misleading comment.
14401 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14403 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14404 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14407 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14409 * tree-sra.c (instantiate_missing_elements): Canonicalize
14411 (sra_build_assignment): New.
14412 (generate_copy_inout, generate_element_copy,
14413 generate_element_zero, generate_one_element_init): Use it.
14415 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14417 * tree-sra.c (instantiate_missing_elements): Canonicalize
14419 (sra_build_assignment): New.
14420 (generate_copy_inout, generate_element_copy,
14421 generate_element_zero, generate_one_element_init): Use it.
14423 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14425 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14428 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14430 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14431 types as aggregates not scalars.
14432 * function.c (assign_stack_temp_for_type): Likewise.
14434 2007-02-14 Roger Sayle <roger@eyesopen.com>
14435 Zdenek Dvorak <dvorakz@suse.cz>
14437 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14440 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14442 * passes.c (next_pass_1): Clear the next field of the copied
14445 2007-02-14 Richard Henderson <rth@redhat.com>
14447 * tree-sra.c (early_sra): New.
14448 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14449 (tree_sra_early, pass_sra_early): New.
14450 * tree-pass.h (pass_sra_early): Declare.
14451 * passes.c (init_optimization_passes): Use it.
14453 2007-02-14 Richard Guenther <rguenther@suse.de>
14455 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14457 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14459 PR tree-optimization/30771
14460 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14462 (vect_analyze_operations): Induction phis can now be marked as
14464 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14465 Update documentation accordingly.
14467 2007-02-14 Nick Clifton <nickc@redhat.com>
14469 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14470 most 3 arguments are supported.
14471 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14473 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14475 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14476 Ensure dst->current is valid.
14478 2007-02-13 Paul Brook <paul@codesourcery.com>
14480 * config.gcc: Add arm*-*-uclinux-*eabi.
14481 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14482 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14483 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14484 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14485 (LINK_SPEC): Define.
14486 (LIB_SPEC): Define.
14487 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14489 * config/arm/uclinux-eabi.h: New file.
14490 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14491 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14494 2007-02-13 Ian Lance Taylor <iant@google.com>
14496 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14497 * flags.h (warn_strict_overflow): Declare.
14498 (enum warn_strict_overflow_code): Define.
14499 (issue_strict_overflow_warning): New static inline function.
14500 * opts.c (warn_strict_overflow): New variable.
14501 (common_handle_option): Handle OPT_Wstrict_overflow and
14502 OPT_Wstrict_overflow_.
14503 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14505 * fold-const.c: Include intl.h.
14506 (fold_deferring_overflow_warnings): New static variable.
14507 (fold_deferred_overflow_warning): New static variable.
14508 (fold_deferred_overflow_code): New static variable.
14509 (fold_defer_overflow_warnings): New function.
14510 (fold_undefer_overflow_warnings): New function.
14511 (fold_undefer_and_ignore_overflow_warnings): New function.
14512 (fold_deferring_overflow_warnings_p): New function.
14513 (fold_overflow_warning): New static function.
14514 (make_range): Add strict_overflow_p parameter. Change all
14516 (extract_muldiv, extract_muldiv_1): Likewise.
14517 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14518 tree_expr_nonnegative_p.
14519 (fold_negate_expr): Call fold_overflow_warning.
14520 (fold_range_test): Likewise.
14521 (fold_comparison): Likewise.
14522 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14523 instead of tree_expr_nonnegative_p.
14524 (tree_expr_nonnegative_warnv_p): Rename from
14525 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14526 (tree_expr_nonnegative_p): New function.
14527 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14528 strict_overflow_p parameter.
14529 (tree_expr_nonzero_p): New function.
14530 * passes.c (verify_interpass_invariants): New static function.
14531 (execute_one_pass): Call it.
14532 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14534 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14535 (estimate_numbers_of_iterations): Likewise.
14536 (scev_probably_wraps_p): Likewise.
14537 * tree-ssa-ccp.c: Include "toplev.h".
14538 (evaluate_stmt): Defer fold overflow warnings until we know we are
14540 (struct fold_stmt_r_data): Add stmt field.
14541 (fold_stmt_r): Defer fold overflow warnings until we know we
14543 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14544 (fold_stmt_inplace): Likewise.
14545 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14546 (cleanup_control_expr_graph): Defer fold overflow warnings until
14547 we know we are going to optimize.
14548 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14549 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14551 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14552 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14553 * tree-ssa-loop-manip.c (create_iv): Likewise.
14554 * c-typeck.c (build_conditional_expr): Likewise.
14555 (build_binary_op): Likewise.
14556 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14557 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14558 (extract_range_from_unary_expr): Likewise.
14559 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14560 assuming that signed overflow does not occur.
14561 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14562 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14563 (fold_defer_overflow_warnings): Declare.
14564 (fold_undefer_overflow_warnings): Declare.
14565 (fold_undefer_and_ignore_overflow_warnings): Declare.
14566 (fold_deferring_overflow_warnings_p): Declare.
14567 (tree_expr_nonzero_warnv_p): Declare.
14568 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14569 of warning options.
14570 (Warning Options): Document -Wstrict-overflow.
14571 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14572 (tree-ssa-ccp.o): Likewise.
14573 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14574 (fold-const.o): Depend on intl.h.
14576 2007-02-13 Ian Lance Taylor <iant@google.com>
14578 PR middle-end/30751
14579 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14582 2007-02-13 Stuart Hastings <stuart@apple.com>
14584 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14586 2007-02-13 Richard Henderson <rth@redhat.com>
14588 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14589 handled_component_p before looking for the indirect_ref.
14591 2007-02-13 Richard Henderson <rth@redhat.com>
14593 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14594 remove flags clobber.
14595 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14596 (bswaphi_lowpart): New.
14597 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14598 remove TARGET_BSWAP test. Delete expander of the same name.
14600 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14601 (expand_unop): Use them.
14603 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14605 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14606 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14607 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14608 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14609 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14610 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14611 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14612 assembler dialect choice from asm templates.
14614 2007-02-12 Richard Henderson <rth@redhat.com>
14616 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14617 (fixuns_trunc<SSEMODEF>si2): Use it.
14618 * config/i386/sse.md (vec_setv4sf_0): Export.
14619 * config/i386/i386.c (ix86_build_const_vector): Export.
14620 (ix86_split_convert_uns_si_sse): Rename from
14621 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14622 * config/i386/i386-protos.h: Update.
14624 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14627 * c-typeck.c (c_finish_return): Improve warning message.
14629 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14631 * alias.c (find_symbolic_term): Delete unused function.
14633 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14635 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14636 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14637 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14639 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14641 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14642 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14643 the function, temporarily point the debug interface to the null one.
14645 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14647 * dwarf2out.c (round_up_to_align): New static function.
14648 (field_byte_offset): Use it to round the offset.
14650 2007-02-12 Richard Henderson <rth@redhat.com>
14652 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14653 (inswl_const): Export.
14655 2007-02-12 Richard Henderson <rth@redhat.com>
14657 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14658 result mode of the libcall, convert back to outmode.
14660 2007-02-12 Roger Sayle <roger@eyesopen.com>
14662 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14663 (bswapdi2): New define_expand to implement 32-bit implementation.
14665 2007-02-12 Nick Clifton <nickc@redhat.com>
14667 * doc/invoke.texi (Overall Options): Document --help=.
14668 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14669 (cc1_options): Pass --help= on to cc1.
14670 (display_help): Add description of --help=.
14671 (process_command): Add code to handle --help=. Allow translated
14672 --help and --target-help switches to be passed on to compiler
14674 (main): Remove unused if statement.
14675 * opts.c (columns): Remove.
14676 (LEFT_COLUMN): Define.
14677 (wrap_help): Add columns argument.
14678 (print_filtered_help): Change parameters to be an include bitmask,
14679 an exclude bitmask, an any bitmask and the column width. Move the
14680 code to display the params list here. Add code to display the
14681 status of options rather than their descriptions if the quiet flag
14683 (print_specific_help): Change parameters to be an include bitmask,
14684 an exclude bitmask and an any bitmask. Move code to look up the
14685 column width here. Decide upon the title for an options listing.
14686 (common_handle_options): Add code to handle --help=. Adapt code
14687 for --help and --target-help to use the revised form of the
14688 print_specific_help function.
14689 (print_help): Delete.
14690 (print_param_help): Delete.
14691 (print_switch): Delete.
14692 * opts.h (cl_lang_count): Add prototype.
14693 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14694 CL_MAX_OPTION_CLASS): New defines.
14695 * optc-gen.awk: Add construction of cl_lang_count.
14696 * c.opt: Add Warning attribute to warning options and Optimization
14697 attribute to optimization options.
14698 * common.opt: Likewise.
14700 Add -fhelp and -ftarget-help as aliases for the transformed --help
14701 and --target-help options.
14702 * opt-functions.awk: Add code to handle Warning and Optimization
14705 2007-02-12 Richard Henderson <rth@redhat.com>
14707 * config/alpha/constraints.md: New file.
14708 * config/alpha/alpha.c: Include tm-constrs.h.
14709 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14710 alpha_extra_constraint): Remove.
14711 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14712 * config/alpha/alpha-protos.h: Update.
14713 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14714 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14715 (EXTRA_CONSTRAINT): Remove.
14716 * config/alpha/alpha.md: Include constraints.md.
14717 (adddi splitter): Use satisfies_constraint_*.
14718 * config/alpha/predicates.md (add_operand): Likewise.
14719 (sext_add_operand, addition_operation): Likewise.
14721 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14723 PR tree-optimization/29145
14724 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14725 in our handling of restrict qualified pointers.
14727 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14730 * doc/invoke.texi (Wunused-value): Update description.
14731 (Wextra): Delete item.
14732 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14733 value of Wunused-value.
14734 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14735 (c_finish_stmt_expr): Don't check extra_warnings.
14736 (emit_side_effect_warnings): The caller is responsible to check
14739 2007-02-11 Roger Sayle <roger@eyesopen.com>
14740 Matt Thomas <matt@3am-software.com>
14742 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14744 2007-02-11 Roger Sayle <roger@eyesopen.com>
14746 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14747 comparisons of POPCOUNT against zero.
14748 (simplify_const_relational_operation): Likewise.
14750 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14752 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14754 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14756 * dwarf2out.c (root_type): Delete unused function.
14758 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14760 * genattrtab.c (contained_in_p): Delete unused function.
14761 (write_expr_attr_cache): Likewise.
14763 2007-02-11 Jan Hubicka <jh@suse.cz>
14765 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14768 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14770 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14771 to add the REG_EQ* note.
14772 * see.c (see_merge_one_use_extension): Likewise.
14773 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14774 turn REG_EQUAL notes into REG_EQUIV notes if the target
14775 register may have more than one set.
14776 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14777 * gcse.c (try_replace_reg): Likewise.
14778 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14779 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14780 more than one REG_EQUIV note.
14781 * reload1.c (gen_reload): Use set_unique_reg_note.
14783 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14785 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14786 (ix86_builtin_conversion): New function.
14788 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14791 * tree.h (DECL_REPLACEABLE_P): New macro.
14792 * except.c (set_nothrow_function_flags): Likewise.
14794 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14795 Ira Rosen <irar@il.ibm.com>
14796 Dorit Nuzman <dorit@il.ibm.com>
14798 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14799 * targhooks.c (default_builtin_vectorized_conversion): New.
14800 * targhooks.h (default_builtin_vectorized_function): New declaration.
14801 * target.h (struct vectorize): Add builtin_conversion field.
14802 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14803 stmt_vec_info_type value.
14804 (vectorizable_conversion): New declaration.
14805 * tree-vect-analyze.c (vect_analyze_operations): Add
14806 vectorizable_conversion call.
14807 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14808 * tree-vect-transform.c (vectorizable_conversion): New function.
14809 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14810 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14812 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14813 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14814 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14815 or ALTIVEC_BUILTIN_VCFSX.
14817 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14820 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14821 CONST_DOUBLE and operand 0 is a hard register.
14822 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14823 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14824 is a hard floating-point register.
14826 2007-02-10 Richard Henderson <rth@redhat.com>
14827 Jakub Jelinek <jakub@redhat.com>
14828 Alexandre Oliva <aoliva@redhat.com>
14830 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14831 * builtin-types.def (BT_WORD): Make unsigned.
14832 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14833 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14834 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14835 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14836 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14837 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14839 * expr.c (emutls_var_address): New.
14840 (expand_expr_real_1): Expand emulated tls.
14841 (expand_expr_addr_expr_1): Likewise.
14842 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14843 * output.h (emutls_finish): Declare.
14844 * toplev.c (compile_file): Call it.
14845 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14846 address before wrapping in CONST.
14847 * varasm.c (emutls_htab, emutls_object_type): New.
14848 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14849 (get_emutls_object_name, get_emutls_object_type): New.
14850 (get_emutls_init_templ_addr, emutls_decl): New.
14851 (emutls_common_1, emutls_finish): New.
14852 (assemble_variable): When emulating tls, swap decls; generate
14853 constructor for the emutls objects.
14854 (do_assemble_alias): When emulating tls, swap decl and target name.
14855 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14857 * varpool.c (decide_is_variable_needed): Look at force_output.
14858 Recurse for emulated tls.
14859 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14860 with decide_is_variable_needed.
14861 * emutls.c: New file.
14862 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14863 tls_object for real tls.
14865 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14867 PR rtl-optimization/29599
14868 * reload1.c (eliminate_regs_in_insn): Take the destination
14869 mode into account when computing the offset.
14871 2007-02-09 Stuart Hastings <stuart@apple.com>
14872 Richard Henderson <rth@redhat.com>
14874 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14875 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14876 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14877 fixuns_truncdfhi2): New.
14878 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14879 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14880 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14881 (floatunssidf2): Allow nonimmediate source.
14882 * config/i386/sse.md (movdi_to_sse): New.
14883 (vec_concatv2di): Drop '*'.
14884 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14885 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14886 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14888 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14889 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14890 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14891 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14892 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14893 ix86_build_const_vector.
14894 (x86_emit_floatuns): Rewrite.
14896 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14898 * genautomata.c (longest_path_length): Delete unused function.
14899 (struct state): Delete unused longest_path_length.
14900 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14901 (get_free_state): Delete unused.
14903 2007-02-09 Jan Hubicka <jh@suse.cz>
14905 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14906 * doc/invoke.texi (inline-unit-growth): Update default value.
14908 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14909 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14910 (rebuild_cgraph_edges): Likewise.
14911 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14912 (dump_cgraph_node): Dump frequencies.
14913 (cgraph_clone_edge): Add frequency scales.
14914 (cgraph_clone_node): Add freuqnecy.
14915 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14916 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14917 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14918 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14919 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14920 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14921 (save_inline_function_body): Likewise.
14922 * ipa-inline.c: inluce rtl.h
14923 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14924 (cgraph_edge_badness): Use frequencies.
14925 (cgraph_decide_recursive_inlining): Update clonning.
14926 (cgraph_decide_inlining_of_small_function): Dump frequency.
14927 * predict.c (estimate_bb_frequencies): Export.
14928 * predict.h (estimate_bb_frequencies): Declare.
14929 * tree-inline.c (copy_bb): Watch overflows.
14930 (expand_call_inline): Update call of cgraph_create_edge.
14931 (optimize_inline_calls): Use TODO flags to update frequnecies.
14932 * passes.h: Include predict.h
14933 (init_optimization_passes): Move profile ahead.
14934 (execute_function_todo): Handle TODO_rebuild_frequencies.
14936 2007-02-09 Roger Sayle <roger@eyesopen.com>
14938 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14939 the insbl or inswl pattern into a register.
14941 2007-02-09 Roger Sayle <roger@eyesopen.com>
14943 * config/ia64/ia64.md (bswapdi2): New define_insn.
14945 2007-02-09 Richard Henderson <rth@redhat.com>
14947 * config/i386/constraints.md (Ym): New constraint.
14948 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14949 (movdi_1_rex64): Split sse and xmm general register moves from
14950 memory move alternatives. Use conditional register constraints.
14951 (movsf_1, movdf_integer): Likewise.
14952 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14953 (movdf_integer_rex64): New.
14954 (pushsf_rex64): Fix output constraints.
14955 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14956 (sse2_stored): Likewise.
14957 (sse2_storeq_rex64): New.
14958 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14959 amd and not generic.
14960 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14961 for optimize_size. Remove SF/DFmode hack.
14963 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14965 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14968 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14969 Richard Sandiford <richard@codesourcery.com>
14971 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14972 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14973 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14974 m68k/t-mlib to tmake_file.
14975 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14976 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14977 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14978 Allow it to be cf or m68k. Set m68k_arch_family. If that
14979 variable is not empty, add t-$m68k_arch_family to tmake_file.
14980 Add t-mlibs to tmake_file.
14981 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14982 * config/m68k/t-cf: New file.
14983 * config/m68k/t-m68k: Likewise.
14984 * config/m68k/t-mlibs: Likewise.
14985 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14986 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14987 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14988 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14989 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14991 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14992 (INSTALL_LIBGCC): Delete.
14993 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14994 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14995 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14996 (M68K_MLIB_CPU): Define.
14997 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14998 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14999 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15001 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15002 Richard Guenther <rguenther@suse.de>
15004 PR middle-end/23361
15005 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15006 against INT_MIN/INT_MAX.
15007 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15008 file if a loop is removed.
15010 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15012 * calls.c (store_one_arg): Pass correct alignment to
15013 emit_push_insn for non-BLKmode values.
15014 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15015 unaligned stack slot via a suitably aligned slot.
15017 2007-02-08 DJ Delorie <dj@redhat.com>
15019 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15021 (legal_subregs): Use unsigned char, make const.
15022 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15024 2007-02-08 Paul Brook <paul@codesourcery.com>
15026 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15027 special interworking needed.
15029 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15031 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15032 conditional to __SSE2__.
15033 (Entries below should have been added to first ChangeLog
15034 entry for amdfam10 dated 2007-02-05)
15035 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15037 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15039 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15042 2007-02-08 DJ Delorie <dj@redhat.com>
15044 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15045 * config/m32c/m32c.c (legal_subregs): New.
15046 (m32c_illegal_subreg_p): New.
15047 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15048 unsupported subregs of hard regs.
15050 2007-02-08 Jan Hubicka <jh@suse.cz>
15052 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15053 the same one; always update histograms.
15055 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15057 * passes.c (init_optimization_passes): Tidy comment.
15059 2007-02-08 Roger Sayle <roger@eyesopen.com>
15061 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15062 strip zero_extend, bswap and rotates from POCOUNT's argument.
15063 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15064 zero_extend and rotates from PARITY's argument.
15065 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15066 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15067 of an integer constant at compile-time.
15069 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15072 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15074 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15077 * tree-ssa-live.c (remove_unused_locals): Do not remove
15078 TREE_ADDRESSABLE variables.
15079 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15080 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15081 FOR_CLOBBER. Update all users.
15082 If VAR has an associated alias set, add a virtual operand for
15083 it if no alias is found to conflict with the memory reference.
15085 2007-02-07 Jan Hubicka <jh@suse.cz>
15086 Robert Kidd <rkidd@crhc.uiuc.edu>
15088 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15090 2007-02-07 Ian Lance Taylor <iant@google.com>
15092 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15094 2007-02-07 Roger Sayle <roger@eyesopen.com>
15096 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15097 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15098 tablejumpdi, movsi_to_cr_one): Remove constraints from
15099 define_expand's match_operands.
15101 2007-02-07 Roger Sayle <roger@eyesopen.com>
15103 * global.c (compute_regsets): Move declatation of "i" inside of
15104 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15106 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15109 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15110 of INDIRECT_REF <RESULT_DECL>.
15112 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15114 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15115 Kaz Kojima <kkojima@gcc.gnu.org>
15118 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15120 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15122 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15124 * doc/loop.texi: Document possibility not to perform disambiguation
15125 of loops with multiple latches.
15126 * cfgloopmanip.c (alp_enum_p): Removed.
15127 (add_loop): Handle subloops. Use get_loop_body_with_size.
15128 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15129 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15130 the new forwarder block.
15131 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15132 Handle the case latch is NULL.
15133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15134 modifications when marking loop exits.
15135 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15137 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15138 disambiguate_loops_with_multiple_latches.
15139 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15140 before fix_loop_structure.
15141 * cfgloop.c: Include pointer-set.h and output.h.
15142 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15143 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15144 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15145 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15146 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15147 disambiguate_multiple_latches, get_loop_body_with_size,
15148 disambiguate_loops_with_multiple_latches): New functions.
15149 (flow_loop_dump): Dump multiple latch edges.
15150 (flow_loop_nodes_find): Handle loops with multiple latches.
15151 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15152 (glb_enum_p): Modified.
15153 (get_loop_body): Use get_loop_body_with_size.
15154 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15155 (AVOID_CFG_MODIFICATIONS): New constant.
15156 (disambiguate_loops_with_multiple_latches, add_loop,
15157 get_loop_body_with_size): Declare.
15158 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15160 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15162 PR inline-asm/28686
15163 * global.c (compute_regsets): New function.
15164 (global_alloc): Refactored ELIMINABLE_REGSET
15165 and NO_GLOBAL_ALLOC_REGS computation out.
15166 (rest_of_handle_global_alloc): Call compute_regsets()
15167 for non-optimizing case.
15169 2007-02-06 Richard Henderson <rth@redhat.com>
15171 * config/i386/constraints.md (Y2): Rename from Y.
15172 (Yi): New constraint.
15173 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15174 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15175 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15176 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15177 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15178 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15179 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15180 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15181 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15182 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15183 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15184 vec_extractv2si_1): Change Y constraints to Y2.
15185 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15186 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15187 Change Y constraints to Y2.
15188 (sse2_loadld): Change Y constraints to x.
15190 2007-02-06 Roger Sayle <roger@eyesopen.com>
15192 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15193 (parity<mode>2): New define_expand using rs6000_emit_parity.
15194 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15195 rs6000_emit_parity): New functions.
15196 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15197 rs6000_emit_parity): Prototype here.
15199 2007-02-06 Ian Lance Taylor <iant@google.com>
15201 * lower-subreg.c (simple_move_operand): Reject CONST.
15202 (resolve_clobber): Call validate_change rather than directly
15203 assigning to XEXP (pat, 0).
15205 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15207 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15208 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15209 (tree-cfg.o): Remove hashtab.h dependency.
15211 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15212 (struct ivopts_data): Change niters to pointer_map_t.
15213 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15214 (niter_for_exit): Create pointer_map on demand. Change for
15216 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15217 (free_loop_data): Destroy data->niters if created and reset field.
15218 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15219 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15221 * tree-ssa-reassoc.c: Include pointer-set.h.
15222 (bb_rank): Change to long *.
15223 (operand_rank): Change to pointer_map_t.
15224 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15225 (insert_operand_rank): Accept long.
15226 (operand_entry_hash, operand_entry_eq): Remove.
15227 (get_rank): Return long. Adjust for changes above.
15228 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15230 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15232 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15233 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15234 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15236 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15237 directly since it cannot be NULL.
15238 (get_vi_for_tree): Rewrite for pointer_map API.
15239 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15240 (init_alias_vars): Create vi_for_tree as pointer_map.
15241 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15243 * tree-cfg.c: Don't include hashtab.h.
15244 (edge_to_cases): Declare as pointer_map.
15245 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15247 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15248 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15249 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15251 (record_switch_edge): Delete.
15252 (get_cases_for_edge): Adjust for pointer_map API, inline
15253 record_switch_edge (rewritten for new API), remove goto.
15255 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15257 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15258 * tree-nested.c: Include pointer-set.h.
15259 (var_map_elt, var_map_eq, var_map_hash): Delete.
15260 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15261 to pointer_map_t's.
15262 (nesting_info_bitmap_obstack): New.
15263 (lookup_field_for_decl): Adjust for pointer_map API.
15264 (lookup_tramp_for_decl): Adjust for pointer_map API.
15265 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15266 (get_local_debug_decl): Adjust for pointer_map API.
15267 (convert_nl_goto_reference): Adjust for pointer_map API.
15268 (convert_nl_goto_receiver): Adjust for pointer_map API.
15269 (create_nesting_tree): Create outside GGC space. Create bitmap on
15270 the new obstack. Create field_map and var_map as pointer_maps.
15271 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15273 (lower_nested_functions): Move root here, no need to NULL it.
15274 Initialize and release the obstack.
15276 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15278 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15279 Remove prototypes and make them non-static.
15280 (struct tree_int_map): Remove.
15281 * tree.h (struct tree_int_map): Move here, turning TO into an
15283 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15285 * tree.h (TREE_COMPLEXITY): Remove.
15286 (struct tree_exp): Remove complexity field.
15287 * tree.c (build1_stat): Don't set it.
15289 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15290 Victor Kaplansky <victork@il.ibm.com>
15292 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15293 (vect_is_simple_reduction): Support reduction with induction as
15294 one of the operands.
15295 (vect_is_simple_iv_evolution): Fix formatting.
15296 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15297 formatting. Don't mark induction phis for vectorization.
15298 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15299 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15300 (vect_get_vec_def_for_operand): Support induction.
15301 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15303 (vectorizable_reduction): Support reduction with induction as one of
15305 (vectorizable_type_demotion): Use def-type of stmt argument rather
15306 than dummy def-type.
15308 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15309 flag_tree_scev_cprop.
15310 * common.opt (tree-scev-cprop): New flag.
15312 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15313 call to vect_get_new_vect_var.
15315 2007-02-06 Ira Rosen <irar@il.ibm.com>
15317 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15318 vectype is not NULL.
15319 (vect_pattern_recog_1): Likewise.
15321 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15323 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15324 (fold_negate_expr): Likewise.
15326 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15329 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15330 even if cv-qualification is the same.
15332 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15334 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15335 __enable_execute_stack on completion.
15337 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15339 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15340 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15341 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15342 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15343 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15344 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15345 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15346 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15350 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15351 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15352 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15353 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15354 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15355 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15356 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15357 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15358 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15359 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15360 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15361 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15362 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15363 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15364 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15365 sqrtextenddfxf2_i387): Added amdfam10_decode.
15367 * config/i386/athlon.md (athlon_idirect_amdfam10,
15368 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15369 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15370 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15371 athlon_ivector_store_amdfam10): New define_insn_reservation.
15372 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15375 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15377 * config/i386/athlon.md (athlon_call_amdfam10,
15378 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15379 define_insn_reservation.
15380 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15381 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15382 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15384 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15386 * config/i386/athlon.md (athlon_sseld_amdfam10,
15387 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15388 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15390 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15392 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15393 define_insn_reservation.
15394 * config/i386/i386.md (sseins): Added sseins to define_attr type
15395 and define_attr unit.
15396 * config/i386/sse.md: Set type attribute to sseins for insertq
15399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15401 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15402 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15403 ssecomi_load_amdfam10, ssecomi_amdfam10,
15404 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15405 define_insn_reservation.
15406 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15408 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15410 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15411 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15412 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15413 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15414 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15415 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15416 define_insn_reservation.
15418 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15419 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15420 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15421 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15422 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15424 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15426 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15427 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15428 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15429 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15430 athlon_ssemul_load_k8): Added amdfam10.
15432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15434 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15435 (x86_sse_unaligned_move_optimal): New variable.
15437 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15439 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15440 for unaligned vector SSE double/single precision loads for AMDFAM10.
15442 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15444 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15445 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15446 Define TARGET_CPU_DEFAULT_amdfam10.
15447 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15448 (processor_type): Add PROCESSOR_AMDFAM10.
15450 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15451 processor_type in config/i386/i386.h.
15452 Enable imul peepholes for TARGET_AMDFAM10.
15454 * config.gcc: Add support for --with-cpu option for amdfam10.
15456 * config/i386/i386.c (amdfam10_cost): New variable.
15457 (m_AMDFAM10): New macro.
15458 (m_ATHLON_K8_AMDFAM10): New macro.
15459 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15460 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15461 x86_promote_QImode, x86_integer_DFmode_moves,
15462 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15463 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15464 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15465 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15466 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15467 Enable/disable for amdfam10.
15468 (override_options): Add amdfam10_cost to processor_target_table.
15469 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15470 processor_alias_table.
15471 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15472 (ix86_adjust_cost): Add code for amdfam10.
15474 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15476 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15477 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15478 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15479 * config/i386/i386.h: Add builtin definition for SSE4A.
15480 * config/i386/i386.md: Add support for ABM instructions
15481 (popcnt and lzcnt).
15482 * config/i386/sse.md: Add support for SSE4A instructions
15483 (movntss, movntsd, extrq, insertq).
15484 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15485 Add -march=amdfam10 flag.
15486 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15487 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15489 * doc/extend.texi: Add documentation for SSE4A builtins.
15491 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15493 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15495 2007-02-05 Richard Guenther <rguenther@suse.de>
15497 * tree-vectorizer.h (vectorizable_function): Add argument type
15498 argument, change return type.
15499 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15500 * tree-vect-transform.c (vectorizable_function): Handle extra
15501 argument, return vectorized function decl.
15502 (build_vectorized_function_call): Remove.
15503 (vectorizable_call): Handle calls with result and argument types
15504 differing. Handle loop vectorization factor correctly.
15505 * targhooks.c (default_builtin_vectorized_function): Adjust for
15507 * targhooks.h (default_builtin_vectorized_function): Likewise.
15508 * target.h (builtin_vectorized_function): Add argument type
15510 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15511 extra argument, allow vectorizing of lrintf.
15512 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15513 documentation of target hook.
15515 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15518 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15519 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15520 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15522 2007-02-05 Roger Sayle <roger@eyesopen.com>
15524 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15525 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15526 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15527 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15528 before canonicalizing sincos to cexpi.
15529 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15531 2007-02-05 Roger Sayle <roger@eyesopen.com>
15533 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15534 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15535 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15537 2007-02-05 Roger Sayle <roger@eyesopen.com>
15539 * mips-tfile.c (initialize_init_file): Correct endianness test.
15541 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15543 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15544 the 'y' constraint.
15546 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15548 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15549 saves in a PARALLEL before the register assignments.
15551 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15553 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15554 DWARF_FRAME_RETURN_COLUMN to be a general register.
15555 * dwarf2out.c (init_return_column_size): New function, split from...
15556 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15557 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15558 to be nongeneral registers.
15559 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15561 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15562 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15564 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15566 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15568 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15570 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15571 (remove_path): Use can_remove_branch_p and remove_branch instead
15572 of loop_delete_branch_edge.
15573 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15574 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15575 Update profile using scale_dominated_blocks_in_loop.
15576 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15577 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15578 (can_remove_branch_p, remove_branch): Declare.
15579 * tree-cfg.c (tree_can_remove_branch_p): New function.
15580 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15581 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15582 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15584 2007-02-05 Jan Hubicka <jh@suse.cz>
15586 PR middle-end/30696
15587 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15588 nodes in cgraph, don't remove offline copy of the function.
15590 2007-02-04 Jan Hubicka <jh@suse.cz>
15592 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15593 vectors might cause maybe_lookup_element_for_expr to be called
15594 on non-sra-candidate.
15596 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15598 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15599 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15600 spelling conventions.
15602 2007-02-04 Richard Guenther <rguenther@suse.de>
15604 PR middle-end/30636
15605 * fold-const.c (try_move_mult_to_index): Make sure to not
15606 overflow one dimension of a multi-dimensional array access.
15608 2007-02-04 Jan Hubicka <jh@suse.cz>
15610 * passes.c (init_optimization_passes): Reindent.
15612 2007-02-04 Jan Hubicka <jh@suse.cz>
15613 Eric Botcazou <ebotcazou@adacore.com>
15615 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15616 (execute_fixup_cfg): Break out the abnormal goto code.
15617 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15618 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15619 (optimize_inline_calls): Call make_nonlocal_label_edges.
15621 2007-02-04 Jan Hubicka <jh@suse.cz>
15623 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15624 true when something was changed.
15625 (rename_ssa_copies): When something was changed, do
15626 TODO_remove_unused_locals.
15627 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15628 add TODO_remove_unused_locals when instruction was removed.
15630 2007-02-04 Jan Hubicka <jh@suse.cz>
15632 * ipa-inline.c (try_inline): Improve debug output; work on already
15634 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15635 call try_inline for already inlined edges too when flattening;
15636 inline also functions that make callee growth but overall unit size
15639 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15641 * config/m32c/bitops.md, config/m32c/jump.md,
15642 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15643 config/m32r/m32r.h, config/m32r/m32r.md,
15644 config/m32r/predicates.md, config/m68hc11/larith.asm,
15645 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15646 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15647 config/mips/mips-protos.h, config/mips/mips.c,
15648 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15649 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15650 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15651 spelling conventions.
15653 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15654 Follow spelling conventions.
15656 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15658 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15659 warn about C++0x compatibility.
15661 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15663 * config/h8300/h8300.c, config/h8300/h8300.h,
15664 config/h8300/h8300.md: Follow spelling conventions.
15666 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15668 PR middle-end/30667
15669 * combine.c (try_combine): Do not substitute source operand
15670 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15672 2007-02-03 Jan Hubicka <jh@suse.cz>
15674 PR gcov-profile/30650
15675 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15676 do not divide by zero for never executed counters.
15677 (tree_find_values_to_profile): Fix counters.
15678 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15680 2007-02-03 Ian Lance Taylor <iant@google.com>
15682 * lower-subreg.c (simple_move_operand): New static function,
15683 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15685 (simple_move): Call simple_move_operand.
15686 (find_decomposable_subregs): Add special handling of MEMs.
15687 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15688 meaning of return value. If we see a hard register, test whether
15689 it can store a word_mode value. Change all callers.
15691 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15693 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15694 ftrapv insns and expanders.
15695 (subdi3): Change define_expand operand 1 to arith11_operand, and
15696 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15697 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15698 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15701 PR middle-end/30174
15702 * varasm.c (notice_global_symbol): Treat global objects as weak when
15703 flag_shlib is true.
15705 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15707 * emit-rtl.c (dconstpi): Delete.
15708 (dconstsqrt2): New.
15709 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15710 * real.h (dconstpi): Delete.
15711 (dconstsqrt2): New.
15712 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15713 (fold_builtin_hypot): Likewise.
15715 2007-02-03 Tom Tromey <tromey@redhat.com>
15718 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15719 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15721 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15723 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15724 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15725 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15726 config/rs6000/cell.md, config/rs6000/darwin.h,
15727 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15728 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15729 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15730 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15731 typos. Follow spelling conventions.
15732 * doc/invoke.texi: Follow spelling conventions.
15734 2007-02-03 Roger Sayle <roger@eyesopen.com>
15736 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15737 canonicalization transformations that attempt to simplify integer
15738 constant comparisons to become comparisons against zero.
15740 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15742 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15744 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15745 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15747 2007-02-02 Mike Stump <mrs@apple.com>
15749 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15750 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15751 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15752 generate a branch island.
15754 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15756 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15757 (xtensa_legitimate_address_p): New.
15758 (xtensa_legitimize_address): New.
15759 (xtensa_output_addr_const_extra): New.
15760 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15762 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15763 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15764 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15765 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15766 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15767 (xtensa_legitimize_address): New.
15768 (xtensa_output_addr_const_extra): New.
15770 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15772 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15774 2007-02-02 Ian Lance Taylor <iant@google.com>
15776 * expmed.c (expand_divmod): Add comment.
15778 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15780 * emit-rtl.c (renumber_insns): Remove.
15781 * flags.h: Remove the extern for flag_renumber_insns.
15782 * rtl.h: Remove the prototype for renumber_insns.
15783 * toplev.c (flag_renumber_insns): Remove.
15785 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15787 Revert for x86 darwin:
15788 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15790 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15791 code before the following patch under TARGET_MACHO.
15792 (ix86_function_value_regno_p): Likewise.
15794 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15796 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15799 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15802 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15803 loads to general or fp registers. Add comments.
15804 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15806 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15808 * pointer-set.c (insert_aux): Only return insertion slot.
15809 (pointer_set_insert): Adjust.
15810 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15811 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15812 pointer_map_traverse): New.
15813 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15814 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15815 pointer_map_contains, pointer_map_traverse): Declare.
15817 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15819 PR middle-end/30473
15820 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15821 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15823 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15825 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15827 (struct _dep): New type.
15828 (dep_t): New typedef.
15829 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15830 (DEP_STATUS): New access macro. The macro with the same name was
15831 renamed to DEP_LINK_STATUS.
15832 (dep_init): Declare function
15834 (struct _dep_link): New type.
15835 (dep_link_t): New typedef.
15836 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15837 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15838 (DEP_LINK_STATUS): New macro.
15839 (debug_dep_links): New debug function.
15841 (struct _deps_list): New type.
15842 (deps_list_t): New typedef.
15843 (DEPS_LIST_FIRST): New access macro.
15844 (FOR_EACH_DEP_LINK): New cycle macro.
15845 (create_deps_list, free_deps_list, delete_deps_list): Declare
15847 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15848 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15849 (copy_deps_list_change_con): Ditto.
15851 (move_dep_link): Declare function.
15853 (struct _dep_node): New type.
15854 (dep_node_t): New typedef.
15855 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15857 (struct haifa_insn_data.back_deps): New field to hold backward
15858 dependencies of the insn.
15859 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15861 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15862 Change its type to deps_list_t.
15863 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15864 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15865 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15867 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15869 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15871 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15873 (dep_cost): Declare.
15875 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15876 (ds_to_dk, dk_to_ds): New functions.
15878 (init_dep_1): New static function.
15879 (init_dep): New function.
15880 (copy_dep): New static function.
15882 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15884 (detach_dep_link): New static function.
15885 (move_dep_link): New function.
15887 (dep_links_consistent_p, dump_dep_links): New static functions.
15888 (debug_dep_links): New debugging function.
15890 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15892 (alloc_deps_list, init_deps_list): New static functions.
15893 (create_deps_list): New function.
15894 (clear_deps_list): New static function.
15895 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15896 (deps_list_consistent_p, dump_deps_list): New static functions.
15897 (debug_deps_list): New function.
15898 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15900 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15902 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15903 use new scheduler dependencies lists.
15904 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15905 (sched_analyze): Ditto. Initialize dependencies lists.
15906 (add_forw_dep, compute_forward_dependences): Update to use new
15907 scheduler dependencies lists.
15909 (init_dependency_caches): Init deps_obstack.
15910 (free_dependency_caches): Free deps_obstack.
15912 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15913 new scheduler dependencies lists.
15914 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15915 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15917 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15918 Update to use new scheduler dependencies lists.
15919 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15920 (debug_dependencies): Ditto.
15921 (schedule_region): Update comments.
15923 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15924 scheduler dependencies lists.
15925 (schedule_ebb): Update comments.
15927 * rtl.def (DEPS_LIST): Remove.
15929 * lists.c (unused_deps_list): Remove.
15930 (free_list): Update assertions.
15932 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15933 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15935 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15936 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15938 * haifa-sched.c (comments): Update.
15939 (insn_cost1): Remove. Inline the code into insn_cost ().
15940 (insn_cost): Update to use new scheduler dependencies lists. Move
15941 processing of the dependency cost to dep_cost ().
15942 (dep_cost): New function. Use it instead of insn_cost () when
15943 evaluating cost of the dependency. Use compatible interface to
15944 interact with the target.
15945 (priority): Update to use new scheduler dependencies lists.
15946 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15947 with greater number of insns that depend on the insn.
15948 (schedule_insn): Update to use new scheduler dependencies lists. Add
15949 code to free backward dependencies lists. Inline and optimize code
15950 from resolve_dep () - see PR28071.
15951 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15952 lists. Update call to targetm.sched.is_costly_dependence hook.
15954 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15955 scheduler dependencies lists.
15957 (resolve_dep): Remove. Move the logic to schedule_insn ().
15958 (init_h_i_d): Initialize dependencies lists.
15960 (process_insn_depend_be_in_spec): Rename to
15961 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15962 dependencies lists.
15963 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15964 Update to use new scheduler dependencies lists.
15965 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15967 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15968 new scheduler dependencies lists.
15969 (build_intra_loop_deps): Ditto.
15971 * target.h (struct _dep): Declare to use in
15972 gcc_target.sched.is_costly_dependence.
15973 (struct gcc_target.sched.adjust_cost): Fix typo.
15974 (struct gcc_target.sched.is_costly_dependence): Change signature to
15975 use single dep_t parameter instead of an equivalent triad.
15976 (struct gcc_target.sched.adjust_cost_2): Remove.
15978 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15980 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15982 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15984 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15986 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15987 (REG_DEP_TRUE): Document.
15989 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15990 Change signature to correspond to the targetm.sched.adjust_cost hook.
15991 Update use in TARGET_SCHED_ADJUST_COST_2.
15992 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15993 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15994 new scheduler dependencies lists.
15995 (ia64_gen_check): Ditto.
15997 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15998 scheduler dependencies lists.
16000 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16001 signature to correspond to the targetm.sched.is_costly_dependence hook.
16002 (is_costly_group): Update to use new scheduler dependencies lists.
16004 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16005 instead of INSN_COST () macro.
16007 2007-02-01 Ian Lance Taylor <iant@google.com>
16009 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16011 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16013 * pa.md (tp_load): Correct mfctl instruction syntax.
16015 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16017 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16018 altivec_padding_size calculation on AIX. Improve comment, add
16019 assert to verify that it's right.
16021 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16024 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16026 PR inline-asm/28686
16027 * global.c (global_alloc): Add mising initialization of
16030 2007-02-01 Roger Sayle <roger@eyesopen.com>
16032 * alias.c (init_alias_analysis): Correct whitespace.
16033 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16034 partition_hot_cold_basic_blocks): Likewise.
16035 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16036 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16037 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16038 fold_builtin_snprintf_chk, fold_builtin_printf,
16039 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16040 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16041 * cfgcleanup.c (cleanup_cfg): Likewise.
16042 * cfgexpand.c (tree_expand_cfg): Likewise.
16043 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16044 * function.c (get_next_funcdef_no): Likewise.
16045 * gengtype.c (main): Likewise.
16046 * genmodes.c (main): Likewise.
16047 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16048 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16049 * ifcvt.c (noce_emit_move_insn): Likewise.
16050 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16052 * stor-layout.c (get_best_mode): Likewise.
16053 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16054 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16055 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16056 perform_var_substitution, solve_graph): Likewise.
16057 * tree-vrp.c (vrp_finalize): Likewise.
16059 2007-02-01 Ian Lance Taylor <iant@google.com>
16061 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16062 high part of a paradoxical subreg, return a constant zero.
16064 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16066 * toplev.c (lang_dependent_init): Call init_set_costs.
16067 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16069 2007-02-01 Richard Guenther <rguenther@suse.de>
16071 PR middle-end/30656
16072 * fold-const.c (fold_negate_expr): Allow negating a
16073 constant if overflow does not change.
16075 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16077 * doc/c-tree.texi (Expression trees): Improve markup.
16078 * doc/tm.texi (Register Classes, Addressing Modes)
16079 (Floating Point): Fix spacing after abbreviations. Fix some
16082 2007-02-01 Ben Elliston <bje@au.ibm.com>
16084 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16085 * doc/contrib.texi: Likewise.
16086 * doc/install.texi: Likewise.
16088 2007-01-31 Richard Henderson <rth@redhat.com>
16089 Ian Lance Taylor <iant@google.com>
16091 * lower-subreg.c: New file.
16092 * rtl.def (CONCATN): Define.
16093 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16094 pass_lower_subreg2.
16095 * emit-rtl.c (update_reg_offset): New static function, broken out
16096 of gen_rtx_REG_offset.
16097 (gen_rtx_REG_offset): Call update_reg_offset.
16098 (gen_reg_rtx_offset): New function.
16099 * regclass.c: Revert patch of 2006-03-05, restoring
16101 (clear_reg_info_regno): New function.
16102 * dwarf2out.c (concatn_loc_descriptor): New static function.
16103 (loc_descriptor): Handle CONCATN.
16104 * common.opt (fsplit_wide_types): New option.
16105 * opts.c (decode_options): Set flag_split_wide_types when
16107 * timevar.def (TV_LOWER_SUBREG): Define.
16108 * rtl.h (gen_reg_rtx_offset): Declare.
16109 (reg_scan_update): Declare.
16110 * regs.h (clear_reg_info_regno): Declare.
16111 * tree-pass.h (pass_lower_subreg): Declare.
16112 (pass_lower_subreg2): Declare.
16113 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16114 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16115 -fsplit-wide-types.
16116 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16117 * Makefile.in (OBJS-common): Add lower-subreg.o.
16118 (lower-subreg.o): New target.
16120 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16122 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16124 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16127 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16129 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16131 PR middle-end/29335
16132 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16134 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16136 * cfgloop.h: Include vec-prim.h.
16137 (enum li_flags): Remove LI_ONLY_OLD.
16138 (loop_iterator): Changed.
16139 (fel_next, fel_init): Iterate over loop tree.
16140 (FOR_EACH_LOOP_BREAK): New macro.
16141 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16143 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16144 * modulo-sched.c (sms_schedule): Ditto.
16145 * tree-vectorizer.c (vectorize_loops): Ditto.
16146 * doc/loop.texi: Update information on loop numbering and behavior of
16147 FOR_EACH_LOOP wrto new loops.
16148 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16149 add_to_evolution_1): Test nestedness of loops instead of comparing
16151 * tree-chrec.c (chrec_fold_plus_poly_poly,
16152 chrec_fold_multiply_poly_poly, chrec_evaluate,
16153 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16154 reset_evolution_in_loop): Ditto.
16155 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16157 2007-01-31 Dirk Mueller <dmueller@suse.de>
16159 * c-common.c (warn_about_parentheses): Separate warning about
16160 un-parenthized sequence of comparison operators from the one
16161 which is supposed to warn about x <= y <= z.
16163 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16165 * optabs.h (enum optab_index): Add new OTI_isinf.
16166 (isinf_optab): Define corresponding macro.
16167 * optabs.c (init_optabs): Initialize isinf_optab.
16168 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16170 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16171 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16173 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16174 expand_builtin_interclass_mathfn.
16175 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16176 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16177 (fxam<mode>2_i387): New insn pattern.
16178 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16179 built-in functions as x87 inline asm.
16181 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16183 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16185 2007-01-30 Eric Christopher <echristo@apple.com>
16187 * config.gcc: Add geode.
16189 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16191 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16192 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16193 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16194 value-prof.c: Fix comment typos.
16196 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16199 * doc/invoke.texi (Wpointer-arith): Document warning.
16201 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16203 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16204 the list of discrepancies from the draft TR.
16206 2007-01-30 Dirk Mueller <dmueller@suse.de>
16209 * doc/invoke.texi (-Wreturn-type): Update description to
16210 match new behavior.
16212 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16214 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16216 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16218 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16219 to handle optabs that operate on floating point input argument and
16220 output to integer output.
16221 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16222 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16223 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16224 expand_builtin_interclass_mathfn ().
16225 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16226 (ilogbsi2): Remove.
16227 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16228 ilogbl built-in functions as x87 intrinsics.
16230 2007-01-30 Richard Guenther <rguenther@suse.de>
16232 PR middle-end/27657
16233 * dwarf2out.c (reference_to_unused): Query varpool if the
16234 variable was output.
16236 2007-01-30 Richard Guenther <rguenther@suse.de>
16238 PR middle-end/30313
16239 * passes.c (execute_one_pass): Reset in_gimple_form to not
16240 confuse non-unit-at-a-time mode.
16242 2007-01-29 Roger Sayle <roger@eyesopen.com>
16243 Richard Guenther <rguenther@suse.de>
16245 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16246 avoid undefined behaviour on overflow. Use force_fit_type_double
16247 to construct the constant with the specified TREE_OVERFLOW.
16249 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16251 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16252 * config/dfp-bit.h: Ditto.
16254 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16256 * c-decl.c (pop_scope): Replace warnings with call to
16257 warn_for_unused_label.
16258 * c-common.h (warn_for_unused_label): Declare.
16259 * c-common.c (warn_for_unused_label): Define.
16261 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16263 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16266 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16268 * Makefile.in (USER_H): Remove decfloat.h.
16269 * ginclude/decfloat.h: Delete, moving contents to ...
16270 * ginclude/float.h: Add support for decimal floating point,
16271 guarded by __STDC_WANT_DEC_FP__.
16273 2007-01-29 Mike Stump <mrs@apple.com>
16275 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16276 Analysis and Representation to resolve case insensitive conflict.
16277 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16279 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16281 * tree.h (struct tree_memory_tag): Add aliases member.
16282 (MTAG_ALIASES): New macro.
16283 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16284 (add_may_alias): Remove pointer-set. Update for may_aliases being
16286 (mark_aliases_call_clobbered): Update for may_aliases being a
16288 (compute_tag_properties): Ditto.
16289 (create_partition_for): Ditto.
16290 (compute_memory_partitions): Ditto.
16291 (dump_may_aliases_for): Ditto.
16292 (is_aliased_with): Ditto.
16293 (add_may_alias_for_new_tag): Ditto.
16294 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16295 (compute_is_aliased): New function.
16296 (compute_may_aliases): Call compute_is_aliased).
16297 (init_alias_info): Initialize alias_bitmap_obstack.
16298 (union_alias_set_into): New function.
16299 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16300 (have_common_aliases_p): Rewrite to take two bitmaps and use
16302 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16303 Update for bitmaps.
16304 (finalize_ref_all_pointers): Update for add_may_alias changes.
16305 (new_type_alias): Ditto.
16306 * tree-flow-inline.h (may_aliases): Return a bitmap.
16307 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16308 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16309 may_aliases being a bitmap.
16310 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16311 may_aliases now returns a bitmap.
16312 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16314 * tree-ssa-operands.c (add_virtual_operand): Update for
16315 may_aliases being a bitmap.
16317 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16319 PR tree-optimization/30630
16320 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16321 variable as changed.
16323 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16326 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16327 expanded only once even if an error occurs.
16329 2007-01-29 Ben Elliston <bje@au.ibm.com>
16331 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16332 (__gcov_average_profiler): Likewise.
16333 (__gcov_ior_profiler): Likewise.
16334 (__gcov_merge_ior): Likewise.
16336 2007-01-28 Jan Hubicka <jh@suse.cz>
16338 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16339 * value-prof.c (stringop_block_profile): Likewise.
16341 2007-01-28 Jan Hubicka <jh@suse.cz>
16343 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16344 Add variant handling histograms; add wrapper.
16345 (clear_storage_via_libcall): Export.
16346 (emit_block_move_hints): Break out from ...; add histograms.
16347 (emit_block_move): ... this one.
16348 (clear_storage_hints): Break out from ...; add histograms.
16349 (clear_storage): ... this one.
16350 (set_storage_via_memset): Handle histogram.
16351 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16352 (clear_storage_hints, clear_storage_via_libcall): Declare.
16353 (set_storage_via_setmem): Update prototype.
16354 * doc/md.texi (movmem, setmem): Document new arguments.
16356 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16357 Add new histograms.
16358 (stringop_block_profile): New global function.
16359 (tree_stringops_values_to_profile): Profile block size and alignment.
16360 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16362 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16363 (stringop_block_profile): Declare.
16364 * builtins.c: Include value-prof.h.
16365 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16366 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16367 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16368 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16369 * profile.c (instrument_values): Add new counters.
16370 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16372 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16373 (tree_init_edge_profiler): Build new profilers.
16374 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16375 (pass_tree_profile): Add dump.
16376 (tree_profile_hooks): Update.
16377 * Makefile.in (LIBGCOV): Add new constants.
16378 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16379 __gcov_ior_profiler): New.
16380 * i386.md (movmem/setmem expanders): Add new optional arguments.
16382 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16384 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16386 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16388 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16389 (tree_unswitch_single_loop): Pass eni_size_weights to
16390 tree_num_loop_insns.
16391 * tree-ssa-loop-manip.c: Include tree-inline.h.
16392 (can_unroll_loop_p): Pass eni_size_weights to
16393 tree_num_loop_insns.
16394 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16395 Pass eni_size_weights to estimate_num_insns.
16396 * tree.h (init_inline_once): Export.
16397 * toplev.c (backend_init): Call init_inline_once.
16398 * cgraphunit.c (cgraph_process_new_functions,
16399 cgraph_analyze_function): Pass eni_inlining_weights to
16400 estimate_num_insns.
16401 * ipa-inline.c (compute_inline_parameters): Ditto.
16402 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16403 to estimate_num_insns.
16404 (try_unroll_loop_completely): Pass eni_size_weights to
16405 tree_num_loop_insns.
16406 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16407 ot estimate_num_insns.
16408 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16409 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16410 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16411 eni_time_weights): New variables.
16412 (init_inline_once): Initialize them.
16413 (struct eni_data): Mew.
16414 (estimate_num_insns_1, estimate_num_insns): Use weights.
16415 * tree-inline.h (struct eni_weights_d): New.
16416 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16417 (estimate_num_insns): Declaration changed.
16418 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16419 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16420 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16422 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16424 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16425 relations in the conflict function is valid.
16427 2007-01-27 Ian Lance Taylor <iant@google.com>
16429 * common.opt: Add fstrict-overflow.
16430 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16431 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16432 (TYPE_OVERFLOW_UNDEFINED): Define.
16433 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16435 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16436 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16437 (fold_negate_expr): Likewise.
16438 (make_range): Likewise.
16439 (extract_muldiv_1): Likewise.
16440 (maybe_canonicalize_comparison): Likewise.
16441 (fold_comparison): Likewise.
16442 (fold_binary): Likewise.
16443 (tree_expr_nonnegative_p): Likewise.
16444 (tree_expr_nonzero_p): Likewise.
16445 * tree-vrp.c (compare_values): Likewise.
16446 (extract_range_from_binary_expr): Likewise.
16447 (extract_range_from_unary_expr): Likewise.
16448 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16450 (nowrap_type_p): Likewise.
16451 * tree-scalar-evolution.c (simple_iv): Likewise.
16452 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16453 (build_range_check): Likewise.
16454 (extract_muldiv_1): Likewise.
16455 (fold_comparison): Likewise.
16456 * tree-vrp.c (vrp_int_const_binop): Likewise.
16457 (extract_range_from_unary_expr): Likewise.
16458 * convert.c (convert_to_integer): Likewise.
16459 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16460 (fold_comparison): Likewise.
16461 (fold_binary): Likewise.
16462 * optabs.c (optab_for_tree_code): Likewise.
16463 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16464 * simplify-rtx.c (simplify_const_relational_operation): Check
16465 flag_strict_overflow and flag_trapv.
16466 (simplify_const_relational_operation): Likewise.
16467 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16468 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16471 2007-01-27 Roger Sayle <roger@eyesopen.com>
16473 * tree.c (tree_fold_gcd): Delete.
16474 * tree.h (tree_fold_gcd): Remove prototype.
16475 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16476 test whether one constant integer is a multiple of another. Instead
16477 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16478 * fold-const.c (multiple_of_p): We've determined both TOP and
16479 BOTTOM are integer constants so we can call int_const_binop directly
16480 instead of the more generic const_binop.
16482 2007-01-27 Roger Sayle <roger@eyesopen.com>
16484 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16485 1*X check that the constant hasn't overflowed, to preserve the
16487 (round_up): Provide an efficient implementation when rouding-up an
16488 INTEGER_CST to a power-of-two.
16490 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16492 * doc/sourcebuild.texi: Add comma for clarity.
16493 * doc/extend.texi: Fix some typos.
16494 * doc/passes.texi: Likewise.
16495 * doc/cppinternals.texi: Likewise.
16496 * doc/c-tree.texi: Likewise.
16497 * doc/tree-ssa.texi: Likewise.
16498 * doc/install.texi: Likewise.
16500 2007-01-27 Jan Hubicka <jh@suse.cz>
16502 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16503 (pass_sra): Do not require alias information.
16504 * passes.c (init_optimization_passes): Add SRA
16506 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16508 * tracer.c (rest_of_handle_tracer): We already cleaned
16509 up the CFG in tracer() so don't do it here again.
16510 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16511 cleanup_cfg here, either. And don't call renumber_insns.
16513 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16514 and BB_HEAD are in the insn stream here. Instead make sure
16515 that BB_INSN is valid on all insns. Also, do check here that
16516 there are no pending branch predictions...
16517 (rtl_verify_flow_info): ...instead of doing it here. Checks
16518 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16521 2007-01-26 Roger Sayle <roger@eyesopen.com>
16523 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16524 function to simplify/factorize operand order canonicalization.
16525 (ix86_fixup_binary_operands): Reorganize using the above function.
16526 (ix86_binary_operator_ok): Likewise.
16528 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16530 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16531 file scope from optimize_attrs.
16532 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16534 (optimize_attrs): Clear insn_code_values after freeing it.
16536 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16538 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16539 a parts.base assignment.
16541 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16543 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16544 (compute_subscript_distance, initialize_data_dependence_relation,
16545 finalize_ddr_dependent, analyze_ziv_subscript,
16546 analyze_siv_subscript_cst_affine,
16547 compute_overlap_steps_for_affine_univar,
16548 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16549 analyze_siv_subscript, analyze_miv_subscript,
16550 analyze_overlapping_iterations, subscript_dependence_tester_1,
16551 compute_self_dependence, free_dependence_relation): Work
16552 with affine_fn instead of chrecs.
16553 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16554 common_affine_function, affine_function_base,
16555 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16556 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16557 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16558 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16559 (all_chrecs_equal_p): Removed.
16560 * tree-data-ref.h (affine_fn, conflict_function): New types.
16561 (struct subscript): Change type of conflicting_iterations_in_a
16562 and conflicting_iterations_in_b.
16564 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16567 * config/pa/pa.h (TARGET_HPUX_11): New.
16568 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16569 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16571 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16572 Richard Guenther <rguenther@suse.de>
16574 * tree-ssa-structalias.c (solve_graph): Handle case
16575 we merged the variable to another.
16577 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16579 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16582 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16583 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16585 2007-01-25 DJ Delorie <dj@redhat.com>
16587 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16588 allow changes to modes which don't fit in those registers.
16590 * reload1.c (choose_reload_regs): Check for invalid subregs before
16591 computing their locations, not after.
16593 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16596 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16597 save Altivec registers in an eh_return function.
16598 (compute_vrsave_mask): Likewise.
16599 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16600 for saving Altivec registers.
16601 (rs6000_emit_prologue): Don't allocate stack twice in
16602 eh_return function. Correct expected value of altivec_save_offset
16603 when using save_world. Describe save of R0 to stack when using
16604 save_world. Describe stack pointer adjustment when using
16605 save_world. Remove duplicated eh_return parameter register saving.
16606 Update sp_offset variable after save_world.
16607 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16609 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16610 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16613 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16615 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16617 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16620 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16621 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16623 2007-01-25 Richard Guenther <rguenther@suse.de>
16625 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16626 * common.opt (-Wcoverage-mismatch): New warning option.
16627 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16628 if -Wcoverage-mismatch is given.
16630 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16632 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16633 (ipcp_driver): Change to static definition.
16634 Add dumping of the ifunctions.
16635 (constant_val_insert): Remove unused parameter. Support for SSA.
16636 (ipcp_propagate_const): Support for SSA.
16637 (ipcp_profile_bb_print): Print only analyzed nodes.
16638 (ipcp_replace_map_create): Remove support for Fortran constant
16640 * ipa-prop.c (ipa_method_modify_stmt,
16641 ipa_callsite_compute_param): Support for SSA.
16642 * ipa-prop.h (ipcp_driver): Remove declaration.
16643 (IS_VALID_TREE_MAP_INDEX): Add define.
16645 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16647 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16649 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16651 PR middle-end/30447
16652 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16653 constant argument to cabs and do it without checking for
16654 -funsafe-math-optimizations.
16656 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16658 * c-common.h (RID_FIRST_CXX0X): New.
16659 (RID_LAST_CXX0X): New.
16660 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16662 * c.opt (Wc++0x-compat): New.
16663 * doc/invoke.texi (-Wc++0x-compat): Document.
16665 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16667 * builtins.c (fold_builtin_carg): New.
16668 (fold_builtin_1): Use it.
16670 2007-01-24 Jan Hubicka <jh@suse.cz>
16672 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16674 * ipa-inline.c (initial_insns, max_insns): Delete.
16675 (compute_max_insns): New function.
16676 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16677 amount of insns as base for code growth.
16678 (cgraph_decide_inlining): Make initial_insns local; do not compute
16680 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16681 * doc/invoke.texi (inline-unit-growth): Update docs.
16683 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16685 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16686 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16687 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16688 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16689 for CPUs that have PTA_CX16 set.
16691 PR middle-end/27416
16692 * gimplify.c (omp_check_private): New function.
16693 (gimplify_scan_omp_clauses): Use it for
16694 firstprivate/lastprivate/reduction.
16696 PR middle-end/30494
16697 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16698 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16700 PR middle-end/30421
16701 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16702 If lower_lastprivate_clauses emits some statements, append them
16703 to dlist rather than body_p and to body_p append an initializer.
16704 (lower_omp_for): Adjust caller.
16706 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16708 * target.h (globalize_decl_name): New.
16709 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16710 * output.h (default_globalize_decl_name): New.
16711 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16713 (globalize_decl): Ditto.
16714 (default_globalize_decl_name): New.
16715 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16716 (ia64_handle_version_id_attribute): New.
16717 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16718 (ia64_asm_output_external): Use globalize_decl_name instead
16719 of globalize_label.
16720 * doc/extend.texi (version_id): New pragma.
16721 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16723 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16725 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16726 _uleb128_t and _Unwind_SWord with _sleb128_t.
16727 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16728 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16730 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16731 * unwind-pe.h (read_uleb128, read_sleb128,
16732 read_encoded_value_with_base): Likewise.
16733 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16735 2007-01-24 Richard Guenther <rguenther@suse.de>
16737 * builtins.c (expand_builtin_cexpi): Get the fndecl
16738 for cexp in the correct way.
16740 2007-01-24 Jan Hubicka <jh@suse.cz>
16742 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16745 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16747 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16748 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16749 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16750 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16751 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16752 __SIZEOF_PTRDIFF_T__.
16753 * doc/cpp.texi: Documentation for the new builtin macros added.
16755 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16757 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16758 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16759 instead of operands[2] to avoid access past the end of array.
16761 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16763 * reload1.c (emit_reload_insns): Pass the reload register
16764 for a non-spill output reload through forget_old_reloads_1.
16766 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16768 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16769 _SOFT_DOUBLE if doubles use software floating-point.
16770 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16771 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16772 * config/rs6000/darwin-ldouble.c: Also compile functions for
16773 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16774 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16775 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16776 commented-out long double override.
16777 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16778 * config/rs6000/eabispe.h: Likewise.
16779 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16780 long double for non-SPE.
16781 (rs6000_handle_option): Likewise.
16782 (invalid_e500_subreg): Disallow more subregs involding DImode,
16783 DFmode, TImode or TFmode.
16784 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16786 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16788 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16789 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16791 (rs6000_legitimate_address): Also check for TFmode for E500
16793 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16794 (spe_build_register_parallel): Handle TFmode and TCmode.
16795 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16797 (function_arg): Handle TFmode and TCmode for E500 double.
16798 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16800 (print_operand): Handle TFmode and TImode for %y.
16801 (rs6000_generate_compare): Handle TFmode comparisons for E500
16803 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16804 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16805 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16806 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16807 TFmode for E500 double.
16808 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16809 (floatsidf2): Enable for E500 double.
16810 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16811 (extenddftf2): Change to extenddftf2_fprs.
16812 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16813 depending on TARGET_E500_DOUBLE.
16814 (extendsftf2): Enable for E500 double.
16815 (trunctfdf2): Enable for E500 double.
16816 (trunctfsf2): Change to trunctfsf2_fprs.
16817 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16818 depending on TARGET_E500_DOUBLE.
16819 (floatsitf2): Enable for E500 double.
16820 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16821 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16822 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16823 (negtf2): Change to negtf2_internal.
16824 (negtf2): New expander.
16825 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16826 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16827 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16828 (movdi_internal32): Use rs6000_nonimmediate_operand.
16829 (unnamed splitter): Likewise.
16830 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16831 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16832 (SPE64TF, DITI): New mode macros.
16833 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16836 (frob_<mode>_di_2): New.
16837 (frob_tf_di_8_2): New.
16838 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16840 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16842 (frob_ti_<mode>_8_2): New.
16843 (frob_ti_tf_2): New.
16844 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16845 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16847 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16848 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16849 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16850 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16851 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16852 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16855 2007-01-23 Ian Lance Taylor <iant@google.com>
16857 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16859 (OBJS-archive): Reformat, alphabetize.
16860 (OBJS): Change out_object_file to OBJS-md.
16862 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16864 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16865 JUMP_P and CALL_P predicates where applicable.
16866 * config/i386/i386.c: Ditto.
16867 * config/i386/i386.md: Ditto.
16868 * config/i386/mmx.md: Ditto.
16869 * config/i386/predicates.md: Ditto.
16871 2007-01-22 Andreas Schwab <schwab@suse.de>
16873 * config/m68k/m68k.h: Fix comment.
16875 2007-01-22 Jan Hubicka <jh@suse.cz>
16877 * passes.c (init_optimization_passes): Do not rerun
16878 pass_early_warn_uninitialized.
16880 2007-01-22 Richard Guenther <rguenther@suse.de>
16882 PR tree-optimization/30038
16883 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16885 (execute_cse_sincos_1): Likewise.
16886 (execute_cse_sincos): Likewise.
16887 (gate_cse_sincos): Likewise.
16888 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16889 the cexpi() canonicalization of sincos().
16890 * tree-pass.h (pass_cse_sincos): Declare.
16891 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16893 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16895 PR rtl-optimization/29329
16896 * combine.c (replaced_rhs_insn): Rename to i2mod.
16897 (replaced_rhs_value): Rename to i2mod_new_rhs.
16898 (i2mod_old_rhs): New global variable.
16899 (combine_instructions): Adjust for above change. Save a copy of
16900 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16901 note are substituted in the second instruction.
16902 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16903 ditch the note if it pertains to the second eliminated register
16904 and this register is mentioned in i2mod_old_rhs.
16907 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16909 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16910 the insn to which the note was originally attached.
16912 2007-01-21 Jan Hubicka <jh@suse.cz>
16914 * ipa-inline.c (inlining_mode): Comment, move up.
16915 (cgraph_decide_inlining_incrementally): Do not perform inlining
16916 itself; fix handling of flattening of self recursive functions.
16917 (cgraph_find_cycles): Remove.
16918 (cgraph_flatten_node): Remove.
16919 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16920 (try_inline): New function.
16921 (cgraph_early_inlining): Update call of
16922 cgraph_decide_inlining_incrementally. Apply inlining here.
16923 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16925 2007-01-21 Dirk Mueller <dmueller@suse.de>
16928 * tree-vrp.c (check_array_bounds): do not warn
16929 about ADDR_EXPR's of ARRAY_REF's which are immediately
16930 used in binary expressions.
16932 2007-01-21 Ira Rosen <irar@il.ibm.com>
16934 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16935 read_write_dep and macros for its access.
16936 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16937 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16938 argument, call vect_check_interleaving for every independent pair of
16939 data-refs. Mark loads that access the same memory location as a store
16941 (vect_check_dependences): Remove.
16942 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16943 call, fix the call to vect_analyze_data_ref_dependence.
16944 (vect_analyze_data_ref_access): For statements that access the same
16945 data-ref, check that they are not stores; for loads, check that there
16946 is no store that access the same location.
16948 2007-01-20 Roger Sayle <roger@eyesopen.com>
16949 Joseph Myers <joseph@codesourcery.com>
16951 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16952 (-fdump-rtl-stack): Likewise.
16953 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16954 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16955 (-mpt-fixed): Use @minus{} for minus sign.
16956 (Using Precompiled Headers): Fix under/overfull hbox.
16958 2007-01-20 Jan Hubicka <jh@suse.cz>
16960 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16961 place within annotation.
16963 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16965 * pa.c (output_move_double): Change array size of xoperands to 4.
16967 2007-01-20 Jan Hubicka <jh@suse.cz>
16969 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16972 2007-01-19 Ian Lance Taylor <iant@google.com>
16974 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16975 constant to unsigned HOST_WIDE_INT before negating.
16977 2007-01-19 Ian Lance Taylor <iant@google.com>
16979 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16981 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16982 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16983 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16984 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16985 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16986 (realloc_vdef, realloc_vuse): Change second parameter to
16988 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16989 fields to unsigned.
16990 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16991 unsigned. Change x and lim locals to unsigned.
16992 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16994 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16995 (copy_virtual_operands): Change i and n locals to unsigned.
16997 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16999 PR middle-end/29335
17000 * builtins.c (fold_builtin_1): Handle builtin fdim.
17002 2007-01-20 Jan Hubicka <jh@suse.cz>
17004 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17005 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17006 init_alias_heapvars.
17007 (init_alias_heapvars): Initialize only when not already initialized.
17008 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17010 2007-01-19 Roger Sayle <roger@eyesopen.com>
17012 * common.opt (fsigned-zeros): New command line option.
17013 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17014 of flag_unsafe_math_optimizations.
17015 * opts.c (set_fast_math_flags): The -ffast-math command line option
17016 implies -fno-signed-zeros.
17017 (fast_math_flags_set_p): Likewise.
17019 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17020 the documentation of -ffast-math appropriately. Wrap long lines.
17022 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17024 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17025 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17027 2007-01-19 Tomas Bily <tbily@suse.cz>
17029 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17031 (tree_init_ic_make_global_vars): New function
17032 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17033 (tree_gen_ic_profiler): New function
17034 (tree_gen_ic_func_profiler): New function
17035 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17036 (tree_profile_hooks): Added hook for indirec/virtual calls
17037 * value-prof.c (tree_find_values_to_profile): New case for
17039 (tree_values_to_profile): Call for determining indirect/virtual
17041 (tree_indirect_call_to_profile): New function
17042 (tree_ic_transform): New function
17043 (tree_ic): New function
17044 (find_func_by_pid): New function
17045 (init_pid_map): New function
17046 (tree_value_profile_transformations): Added check for
17047 indirect/virtual call transformation
17048 * value-prof.h (enum hist_type): New counter type for
17049 indirect/virtual calls
17050 (profile_hooks): Added new hook for profiling indirect/virtual
17052 * profile.c (instrument_values): New case for indirect/virtual
17054 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17055 (GCOV_COUNTER_V_INDIR): New counter type
17056 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17057 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17059 * cgraph.c: Definition of cgraph_max_pid
17060 (cgraph_create_node): Default init of pid attribute
17061 * cgraph.h: Declaration of cgraph_max_pid
17062 (struct cgraph_node): Added pid attribute
17063 * libgcov.c (__gcov_indirect_call_profiler): New function
17064 (__gcov_one_value_profiler_body): New function
17065 (__gcov_one_value_profiler): Body was moved to
17066 __gcov_one_value_profiler_body and calls it
17068 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17070 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17071 * gengtype.c (write_types_data, write_func_for_structure,
17072 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17073 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17074 (walk_type, write_func_for_structure): Generate the mark_hook if
17077 2007-01-19 Jan Hubicka <jh@suse.cz>
17079 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17080 'early' argument take inlining mode argument specifying whether to
17081 inline for size/speeed or all functions; add support for flattening;
17083 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17085 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17088 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17089 the name of the declared identifier.
17091 2007-01-19 Dirk Mueller <dmueller@suse.de>
17093 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17094 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17095 duplicate evaluation.
17097 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17099 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17100 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17101 to XFMode, use acosxf2 and truncate result to requested mode.
17102 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17103 (asin<mode>2): Similarly, with asin expanders.
17104 (*fscalexf4_i387): Rename from *fscalexf4.
17105 (expNcorexf3): New expander.
17106 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17107 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17108 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17109 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17110 patterns for SSE math.
17111 (exp10<mode>2): Similarly, with exp10 expanders.
17112 (exp2<mode>2): Similarly, with exp2 expanders.
17113 (expm1<mode>2): Similarly, with expm1 expanders.
17114 (ldexp<mode>3): Similarly, with ldexp expanders.
17115 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17116 Use gen_truncxf<mode>2_i387_noop to truncate result.
17118 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17120 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17121 for ColdFire targets.
17123 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17124 Richard Sandiford <richard@codesourcery.com>
17126 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17127 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17128 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17129 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17130 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17131 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17133 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17135 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17136 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17137 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17138 (*adddi_dilshr32_cf): New pattern.
17139 (adddi3, subdi3): Remove first alternatives.
17141 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17143 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17144 implemented using move.l, do not use its cc result for floating-point
17147 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17149 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17150 from accepting 's' constraints if flag_pic.
17152 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17154 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17155 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17156 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17157 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17159 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17161 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17162 ColdFire alternatives.
17163 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17164 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17165 architectures that support ff1 instruction.
17167 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17168 Julian Brown <julian@codesourcery.com>
17170 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17171 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17172 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17175 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17177 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17179 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17180 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17181 HOST_WIDE_INT instead of an rtx.
17182 (m68k_rtx_costs): Update call accordingly.
17183 (output_move_const_into_data_reg): Likewise. Fix formatting.
17184 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17186 (output_move_simode_const): Update calls after above changes.
17187 Rework to use automatic variables and predicates like MEM_P.
17188 * config/m68k/m68k.md (pushexthisi_const): Update call to
17191 2007-01-19 Dirk Mueller <dmueller@suse.de>
17193 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17194 in dump_flags test.
17196 2007-01-19 Richard Guenther <rguenther@suse.de>
17198 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17199 via cexp in case sincos is not available.
17201 2007-01-19 Richard Guenther <rguenther@suse.de>
17203 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17204 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17205 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17206 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17207 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17208 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17209 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17210 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17212 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17214 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17216 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17217 (atan2xf3): Directly generate RTL pattern.
17218 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17219 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17220 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17221 disable patterns for SSE math.
17222 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17223 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17224 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17225 disable patterns for SSE math.
17227 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17229 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17231 2007-01-18 Roger Sayle <roger@eyesopen.com>
17233 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17234 VIEW_CONVERT_EXPR to the same type as it's operand.
17236 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17238 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17239 configured for long double 128.
17241 2007-01-18 Mike Stump <mrs@apple.com>
17243 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17246 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17248 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17251 2007-01-18 Jan Hubicka <jh@suse.cz>
17253 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17254 greater than NUM_VOP_FREE_BUCKETS.
17256 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17258 * tree-ssa-structalias.c: Update comments.
17259 (ptabitmap_obstack): Removed.
17260 (pta_obstack): New.
17261 (oldpta_obstack): Ditto.
17262 (stats): Add a few members.
17263 (struct variable_info): Remove node, complex, address_taken, and
17264 indirect_target members. Add oldsolution member.
17265 (new_var_info): Do not initialize removed members.
17266 (constraint_expr_type): Remove INCLUDES.
17267 (constraint_graph): Add size, implicit_preds, rep,
17268 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17269 (FIRST_REF_NODE): New macro.
17270 (LAST_REF_NODE): Ditto.
17271 (FIRST_ADDR_NODE): Ditto.
17272 (find): New function.
17274 (dump_constraint): Do not handle INCLUDES.
17275 (insert_into_complex): Do not insert duplicate constraints.
17276 (condense_varmap_nodes): Renamed and rewritten into ...
17277 (merge_node_constraints): This. Also fix bug in handling of
17278 offseted copy constraints.
17279 (clear_edges_for_node): No longer need to deal with preds at all,
17280 or removing associated preds/succs.
17281 (merge_graph_nodes): Deal with indirect_cycles.
17282 Don't deal with predecessors.
17283 (add_implicit_graph_edge): New function.
17284 (add_pred_graph_edge): Ditto.
17285 (add_graph_edge): Don't deal with predecessors.
17286 (build_constraint_graph): Removed.
17287 (build_pred_graph): New function.
17288 (build_succ_graph): Ditto.
17289 (struct scc_info): Removed in_component. Added roots, dfs, and
17290 node_mapping. Remove visited_index, unification_queue.
17291 (scc_visit): Deal with union-find we do now.
17292 Deal with cycles with REF nodes.
17293 (collapse_nodes): Renamed and rewritten to ...
17294 (unify_nodes): This.
17295 (process_unification_queue): Removed.
17296 (topo_visit): Cleanup
17297 (do_da_constraint): Use find.
17298 (do_sd_constraint): Ditto.
17299 (do_ds_constraint): Ditto.
17300 (do_complex_constraint): Ditto.
17301 (init_scc_info): Update for removed and added members.
17302 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17303 (find_indirect_cycles): This.
17304 (equivalence_class): New variable.
17305 (label_visit): New function.
17306 (perform_variable_substitution): Rewritten.
17307 (free_var_substitution_info): New function.
17308 (find_equivalent_node): Ditto.
17309 (move_complex_constraints): Ditto.
17310 (eliminate_indirect_cycles): Ditto.
17311 (solve_graph): Only propagate changed bits.
17312 Use indirect cycle elimination.
17314 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17315 (tree_id_eq): Renamed to ...
17316 (tree_vi_eq): This. Update for member change
17317 (insert_id_for_tree): Renamed and rewritten to ...
17318 (insert_vi_for_tree): This.
17319 (lookup_id_for_tree): Renamed and rewritten to ...
17320 (lookup_vi_for_tree): This.
17321 (get_id_for_tree): Renamed and rewritten to ...
17322 (get_vi_for_tree): Ditto.
17323 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17324 (process_constraint): Don't handle INCLUDES.
17325 Remove special ADDRESSOF case.
17326 (find_func_aliases): Rewrite to use vi functions instead of id
17328 (create_function_info_for): Ditto.
17329 (create_variable_info_for): Ditto.
17330 (intra_create_variable_infos): Ditto.
17331 (merge_smts_into): Ditto.
17332 (find_what_p_points_to): Ditto.
17333 (init_base_vars): Ditto.
17334 (init_alias_vars): Ditto.
17335 (remove_preds_and_fake_succs): New function.
17336 (dump_sa_points_to_info): Dump new stats.
17337 (dump_solution_for_var): Use find.
17338 (set_used_smts): Fix formatting.
17339 (compute_points_to_sets): Updated for new functions.
17340 (ipa_pta_execute): Ditto.
17342 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17343 Richard Sandiford <richard@codesourcery.com>
17345 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17347 * calls.c (expand_call): If the return value is a PARALLEL,
17348 extract its first member.
17349 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17350 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17351 use FUNCTION_EXTRA_EPILOGUE.
17352 (m68k_function_value): Return a PARALLEL if the return value
17353 is of a pointer type.
17354 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17355 (FUNCTION_EXTRA_EPILOGUE): Remove.
17356 * config/m68k/m68k.md (D0_REG): New constant.
17358 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17360 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17361 output a NOP for empty epilogues.
17363 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17365 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17366 before function. Extend register save check to include all
17367 registers, not just integer ones.
17369 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17371 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17372 (m68k_use_return_insn): ...this.
17373 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17374 * config/m68k/m68k.c (use_return_insn): Rename to...
17375 (m68k_use_return_insn): ...this.
17376 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17377 of USE_RETURN_INSN.
17379 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17381 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17382 nearest even, fix denormal rounding overflow.
17384 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17386 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17387 f%$smove and f%$move.
17388 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17389 (extendsfdf2_cf): Use fdmove instead of f%&move.
17390 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17391 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17393 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17395 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17398 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17400 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17401 (coldfire_single_format): Declare.
17402 (coldfire_double_format): Likewise.
17403 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17404 of qnan_msb_set to determine the lower bits of a canonical
17406 (encode_ieee_double): Likewise.
17407 (encode_ieee_quad): Likewise.
17408 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17409 (mips_single_format): Likewise.
17410 (ieee_double_format): Likewise.
17411 (mips_double_format): Likewise.
17412 (ieee_extended_motorola_format): Likewise.
17413 (ieee_extended_intel_96_format): Likewise.
17414 (ieee_extended_intel_128_format): Likewise.
17415 (ieee_extended_intel_96_round_53_format): Likewise.
17416 (ibm_extended_format): Likewise.
17417 (mips_extended_format): Likewise.
17418 (ieee_quad_format): Likewise.
17419 (mips_quad_format): Likewise.
17420 (vax_f_format): Likewise.
17421 (vax_d_format): Likewise.
17422 (vax_g_format): Likewise.
17423 (i370_single_format): Likewise.
17424 (i370_double_format): Likewise.
17425 (decimal_single_format): Likewise.
17426 (decimal_double_format): Likewise.
17427 (decimal_quad_format): Likewise.
17428 (c4x_single_format): Likewise.
17429 (c4x_extended_format): Likewise.
17430 (real_internal_format): Likewise.
17431 (coldfire_single_format): New real_format.
17432 (coldfire_double_format): Likewise.
17433 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17434 canonical_nan_lsbs_set.
17435 (pdp11_d_format): Likewise.
17436 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17437 if TARGET_COLDFIRE_CPU.
17439 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17441 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17442 (output_call, m68k_legitimize_call_address): Declare.
17443 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17444 parenthesees. Add support for a 'W' constraint.
17445 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17446 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17447 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17448 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17450 (override_options): Initialize them. Do not set flag_no_function_cse
17451 for TARGET_ID_SHARED_LIBRARY.
17452 (m68k_output_pic_call): Delete.
17453 (m68k_legitimize_call_address): New function.
17454 (print_operand): Remove the %o prefix. Handle the %p prefix.
17455 (output_call): New function.
17456 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17457 target address from the GOT if symbolic jumps are not allowed.
17458 * config/m68k/m68k.md (call, general_operand): Do not set
17459 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17460 Merge separate flag_pic and !flag_pic define_insns into...
17461 (*call, *call_value): ...these new patterns. Match the address
17462 rather than the containing MEM and require it to be a call_operand.
17463 Use output_call to generate the asm template.
17464 * config/m68k/predicates.md (const_call_operand): New predicate.
17465 (call_operand): Likewise.
17467 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17469 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17470 (STACK_GROWS_DOWNWARD): Define to 1.
17471 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17472 comments, emphasizing that these values are only defaults.
17473 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17474 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17478 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17480 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17481 Richard Sandiford <richard@codesourcery.com>
17483 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17484 (FP_REGNO_P): New macros.
17485 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17486 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17487 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17488 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17490 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17492 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17493 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17495 * config/m68k/t-floatlib: New file, extracting common code from...
17496 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17497 * config/m68k/t-uclinux: Here.
17498 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17499 routines on ColdFire targets.
17501 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17503 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17504 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17505 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17506 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17507 explicitly set MOTOROLA to 1.
17508 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17510 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17511 Nathan Sidwell <nathan@codesourcery.com>
17513 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17514 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17515 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17516 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17517 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17518 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17519 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17520 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17521 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17522 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17523 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17524 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17525 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17526 (DBX_REGISTER_NUMBER): Delete.
17527 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17528 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17529 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17531 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17533 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17534 * config/flat.h: New file.
17535 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17536 OBJECT_FORMAT_FLAT.
17537 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17538 indirect references for -msep-data or -mid-shared-library.
17539 Do not use PC-relative code addresses either.
17540 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17542 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17543 for shared libraries and crt1.o for executables. Use crti.o and
17545 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17546 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17547 Do not add -elf2flt or -shared-lib-id options here.
17548 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17549 Pass -shared-lib-id if -mid-shared-library, taking the library
17550 identifier from -mshared-library-id if given, otherwise
17552 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17553 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17554 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17555 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17556 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17557 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17559 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17560 jump sequence for ISA A and ISA A+.
17561 (PICJUMP): Likewise.
17563 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17565 * config.gcc (m68k-*-uclinux*): Base the port on the common
17566 and m68k GNU/Linux files rather than on the generic ELF ones.
17567 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17568 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17570 2007-01-18 Julian Brown <julian@codesourcery.com>
17571 Richard Sandiford <richard@codesourcery.com>
17573 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17574 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17575 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17577 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17578 80 unconditionally.
17579 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17581 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17583 * doc/install.texi: Document m68k-uclinuxoldabi.
17584 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17585 * config/m68k/uclinux-oldabi.h: New file, copied from
17586 config/m68k/uclinux.h.
17588 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17590 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17591 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17592 (m32r_compute_frame_size): Use unsigned for regno.
17593 (m32r_reload_lr): Use gen_frame_mem.
17595 (m32r_output_function_epilogue): Don't output the function epilogue
17597 (m32r_expand_epilogue): New.
17598 (direct_return): Return false if the function has the interrupt
17600 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17601 * config/m32r/m32r.md (epilogue): New expander.
17602 (return_lr, return_rte): New insns.
17603 (return): Make it expander.
17604 (return_normal): New expander.
17606 2007-01-18 Josh Conner <jconner@apple.com>
17609 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17610 support for UNLE, UNLT, UNGE, and UNGT.
17612 2007-01-18 Jan Hubicka <jh@suse.cz>
17614 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17615 * tree-tailcall (add_virtual_phis): Likewise.
17616 (optimize_tail_call): Return TODOs.
17617 (execute_tail_calls): Return TODOs.
17618 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17619 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17621 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17622 Cleanup cfg using TODO.
17623 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17624 * passes.c (execute_function_todo): When cleanup did something, remove
17626 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17627 (make_edges): Don't cleanup_cfg.
17629 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17631 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17632 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17633 operate on the top of stack.
17634 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17635 register handling of instructions that output to the second
17637 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17638 (move_for_stack_reg): Special-case check for dead destination
17639 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17641 * config/i386/i386.md (UNSPEC_TAN): New constant.
17642 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17643 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17644 to correctly model move of constant 1.0 to top stack slot.
17645 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17646 (unnamed peephole2 pattern): Remove corresponding peephole2
17647 pattern that optimizes tan insn and loading of constant 1.0.
17648 (tanxf2): Use fptanxf4_i387.
17649 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17650 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17651 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17652 disable patterns for SSE math.
17653 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17654 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17656 2007-01-18 Dirk Mueller <dmueller@suse.de>
17657 Richard Guenther <rguenther@suse.de>
17660 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17661 * common.opt (Warray-bounds): Add new warning option.
17662 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17664 * Makefile.in: make tree-vrp.o depend on toplev.h
17665 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17667 (check_array_refs, check_array_bounds, check_array_ref): New.
17669 2007-01-18 Jan Hubicka <jh@suse.cz>
17671 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17672 (execute_ssa_ccp): Return flags conditionally.
17673 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17675 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17677 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17679 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17680 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17682 * Makefile.c (GTFILES): Add cfglayout.h.
17683 * gengtype.c (open_base_files): Likewise.
17684 * cfglayout.c (cfg_layout_function_footer,
17685 cfg_layout_function_header) Reindent to make gengtype happy.
17686 * cfglayout.h (cfg_layout_function_footer,
17687 cfg_layout_function_header): Add GTY(()) marker.
17689 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17691 2007-01-18 Ben Elliston <bje@au.ibm.com>
17693 * genautomata.c (write_automata): Include xstrerror output in the
17694 error message if writing the DFA description file fails.
17696 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17698 * config/mips/mips-protos.h (mips_output_external): Make it
17700 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17701 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17702 (extern_list): Likewise.
17703 (extern_head): Likewise.
17704 (TARGET_ASM_FILE_END): Likewise.
17705 (mips_file_end): Likewise.
17706 (mips_output_external): Rewritten.
17708 2007-01-18 Ben Elliston <bje@au.ibm.com>
17710 * genpreds.c (write_insn_preds_c): Only write out the function
17711 body for regclass_for_constraint if we have register constraints.
17713 2007-01-17 Tom Tromey <tromey@redhat.com>
17715 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17716 * doc/install.texi (Testing): Use sourceware.org.
17717 (Binaries): Likewise.
17718 (Specific): Likewise.
17719 * doc/contrib.texi (Contributors): Use sourceware.org.
17721 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17723 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17724 (AVR_ENHANCED): Rename to ...
17725 (AVR_HAVE_MUL): ... new.
17726 (avr_enhanced_p): Rename to ...
17727 (avr_have_mul_p): ... new.
17728 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17729 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17730 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17731 (avr_have_mul_p): ... new.
17732 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17733 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17734 'avr_enhanced_p' and 'enhanced'.
17735 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17736 AVR_HAVE_MUL instead of AVR_ENHANCED.
17737 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17738 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17739 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17740 instead of AVR_ENHANCED.
17741 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17742 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17743 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17745 2007-01-17 Ian Lance Taylor <iant@google.com>
17747 * vec.h (VEC_reserve_exact): Define.
17748 (vec_gc_p_reserve_exact): Declare.
17749 (vec_gc_o_reserve_exact): Declare.
17750 (vec_heap_p_reserve_exact): Declare.
17751 (vec_heap_o_reserve_exact): Declare.
17752 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17754 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17755 negative parameter.
17756 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17757 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17758 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17759 * vec.c (calculate_allocation): Add exact parameter. Change all
17761 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17762 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17763 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17764 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17765 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17766 (vec_heap_p_reserve_exact): New function.
17767 (vec_heap_o_reserve_exact): New function.
17769 2007-01-17 Jan Hubicka <jh@suse.cz>
17771 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17773 2007-01-17 Eric Christopher <echristo@apple.com>
17775 * config.gcc: Support core2 processor.
17777 2007-01-16 Jan Hubicka <jh@suse.cz>
17779 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17780 the names, just unlink the chain so we don't crash on dangling
17784 2007-01-16 Jan Hubicka <jh@suse.cz>
17786 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17787 * tree-pass.h: Reorder to make IPA passes appear toegher.
17788 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17790 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17791 parameters, do not call early inliner.
17792 * ipa-inline.c: Update comments. Include tree-flow.h
17793 (cgraph_decide_inlining): Do not compute inlining parameters.
17794 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17795 be called with function context set up.
17796 (pass_ipa_inline): Remove unreachable functions before pass.
17797 (cgraph_early_inlining): Simplify assuming to be called from the
17799 (pass_early_inline): New pass.
17800 (cgraph_gate_ipa_early_inlining): New gate.
17801 (pass_ipa_early_inline): Turn into simple wrapper.
17802 (compute_inline_parameters): New function.
17803 (gate_inline_passes): New gate.
17804 (pass_inline_parameters): New pass.
17805 (apply_inline): Move here from tree-optimize.c
17806 (pass_apply_inline): New pass.
17807 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17809 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17810 doing them by hand.
17811 (tree_function_versioning): Do not allocate dummy struct function.
17812 * tree-inline.h (optimize_inline_calls): Update prototype.
17813 * tree-optimize.c (execute_fixup_cfg): Export.
17814 (pass_fixup_cfg): Remove
17815 (tree_rest_of_compilation): Do not apply inlines.
17816 * tree-flow.h (execute_fixup_cfg): Declare.
17817 * Makefile.in (gt-passes.c): New.
17818 * passes.c: Include gt-passes.h
17819 (init_optimization_passes): New passes.
17820 (nnodes, order): New static vars.
17821 (do_per_function_toporder): New function.
17822 (execute_one_pass): Dump current pass here.
17823 (execute_ipa_pass_list): Don't dump current pass here.
17825 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17827 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17828 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17830 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17832 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17833 (strong_alias): Define.
17834 (__gcc_qmul): Provide non-FMA for soft-float.
17835 (__gcc_qdiv): Same.
17840 (__gcc_qunord): New.
17850 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17851 soft-float functions.
17852 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17853 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17854 about long double soft float.
17856 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17857 Tehila Meyzels <tehila@il.ibm.com>
17859 * tree-vectorizer.h (is_pattern_stmt_p): New.
17860 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17861 formatting (tabs instead of spaces). Cleanup and clarify setting
17862 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17863 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17864 (vectorizable_type_demotion): Check that types are integral.
17865 (vectorizable_type_promotion): Likewise.
17866 (vectorizable_store): Fix typo. Eliminate new-line at end of
17869 2007-01-16 Jan Hubicka <jh@suse.cz>
17871 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17874 2007-01-15 Eric Christopher <echristo@apple.com>
17876 * ifcvt.c: Include vec.h, vecprim.h.
17877 (check_cond_move_block): New argument regs.
17878 Reorganize. Add registers used to regs.
17879 (cond_move_process_if_block): Use regs set above as
17882 2007-01-15 Eric Christopher <echristo@apple.com>
17884 * config/darwin.h: Update copyright.
17885 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17886 (LINK_COMMAND_SPEC): Add -u.
17887 (LINK_SPEC): Fix umbrella for above.
17889 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17891 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17894 2007-01-15 Tom Tromey <tromey@redhat.com>
17896 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17897 * doc/install.texi (Testing): Don't mention jacks.
17898 (Configuration): Document --enable-java-maintainer-mode. Move
17899 --with-java-home to libgcj-specific section. Document
17901 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17903 2007-01-15 Jan Hubicka <jh@suse.cz>
17905 * tree-ssa-dce.c (DCE_TODOs): New.
17906 (propagate_necessity): Return if something changed.
17907 (eliminate_unnecessary_stmts): Likewise.
17908 (perform_tree_ssa_dce): Return TODO flags when needed.
17909 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17911 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17913 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17914 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17915 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17916 patterns using X87MODEF12 mode macro. Extend operand 1
17917 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17918 (log10<mode>2): Ditto.
17919 (log2<mode>2): Ditto.
17920 (log1p<mode>2): Ditto.
17921 (logb<mode>2): Ditto.
17922 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17923 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17924 (*fxtractxf3_i387): Rename from *fxtractxf3.
17925 (fxtract_extend<mode>xf3_i387): New insn pattern.
17926 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17927 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17928 and gen_fyl2xxf3_i387().
17930 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17932 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17933 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17934 get_loop_exit_edges. Changed return type to bool.
17935 * cfgloop.h (fix_loop_placement): Declaration removed.
17937 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17939 * param.h (MIN_VECT_LOOP_BOUND): New.
17940 * params.def (MIN_VECT_LOOP_BOUND): New.
17941 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17942 argument - minimum threshold for number of iterations.
17943 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17944 argument to declaration.
17945 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17946 MIN_VECT_LOOP_BOUND.
17947 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17948 slpeel_tree_peel_loop_to_edge with additional argument.
17949 (vect_do_peeling_for_alignment): Likewise.
17950 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17952 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17955 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17956 operands of size 1.
17958 2007-01-14 Jan Hubicka <jh@suse.cz>
17960 * tree-dfa.c (remove_referenced_var): New function.
17961 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17962 prune referenced vars list too.
17963 * tree-flow.h (remove_referenced_var): Declare.
17965 2007-01-14 Jan Hubicka <jh@suse.cz>
17967 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17969 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17970 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17971 * except.h (verify_eh_throw_table_statements): Kill prototype.
17972 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17973 into call exrepssions.
17974 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17976 * tree-cfg.c: Include pointer-set.h.
17977 (verify_node_sharing): Work on pointer set.
17978 (verify_eh_throw_stmt_node): New.
17979 (verify_stmts): Use pointers sets, verify throw_stmt.
17981 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17983 * ipa-reference.c (analyze_function): Consider also addresses taken
17986 2007-01-12 Roger Sayle <roger@eyesopen.com>
17988 * c-typeck.c (null_pointer_constant_p): Replace use of
17989 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17990 (build_c_cast): Likewise.
17992 2007-01-12 Roger Sayle <roger@eyesopen.com>
17994 * tree.h (force_fit_type_double): Remove unused final argument.
17995 * c-common.c (constant_expression_warning): Replace use of
17996 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17997 (convert_and_check): Likewise.
17998 (shorten_compare): Update call to force_fit_type_double.
17999 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18000 * convert.c (convert_to_pointer): Update call to
18001 force_fit_type_double.
18002 * fold-const.c (force_fit_type_double): Remove overflowed_const
18004 (int_const_binop, fold_convert_const_int_from_int,
18005 fold_convert_const_int_from_real, fold_div_compare,
18006 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18007 fold_abs_const, fold_not_const): Remove the final argument from
18008 calls to force_fit_type_double.
18010 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18012 * configure.ac: Set insn to "nop" for spu-*-* also.
18013 * configure: Regenerate.
18015 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18017 * builtins.def : Add BUILT_IN_FREE.
18019 2007-01-12 Jan Hubicka <jh@suse.cz>
18021 PR tree-optimization/30443
18022 * tree-inline.c (tree_function_versioning): Do not optimize when
18023 cloning for inlining.
18025 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18027 * doc/loop.texi: Document recording of loop exits.
18028 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18029 (update_single_exits_after_duplication,
18030 update_single_exit_for_duplicated_loop,
18031 update_single_exit_for_duplicated_loops): Removed.
18032 (duplicate_loop_to_header_edge): Do not call
18033 update_single_exits_after_duplication and
18034 update_single_exit_for_duplicated_loops.
18035 (loop_version): Do not update single_exit information.
18036 (fix_loop_structure): Use record_loop_exits instead of
18037 mark_single_exit_loops.
18038 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18039 the lists of loop exits.
18040 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18041 split_edge, merge_blocks): Update the lists of loop exits.
18042 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18043 loop_optimizer_init.
18044 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18045 of mark_single_exit_loops.
18046 (loop_optimizer_finalize): Call release_recorded_exits.
18047 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18048 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18049 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18050 update single exit information.
18051 * lambda-code.c (perfect_nestify): Ditto.
18052 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18053 (mark_single_exit_loops): Removed.
18054 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18055 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18056 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18058 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18059 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18060 (verify_loop_structure): Verify consistency of the exit lists.
18061 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18062 (set_single_exit): Removed.
18063 * cfgloop.h (struct loop_exit): New function.
18064 (struct loop): single_exit_ field replaced by exits field.
18065 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18066 LOOPS_HAVE_RECORDED_EXITS.
18067 (struct loops): Added exits hash.
18068 (mark_single_exit_loops, set_single_exit): Declaration removed.
18069 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18071 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18073 * doc/invoke.texi: Avoid use of @headitem.
18075 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18077 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18079 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18081 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18084 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18085 Richard Sandiford <richard@codesourcery.com>
18087 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18088 * config/m68k/m68k.opt: Resort options.
18089 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18091 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18092 Richard Sandiford <richard@codesourcery.com>
18094 * doc/invoke.texi: Document the macros that are defined by
18095 m68k's -mtune and -mhard-float options.
18096 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18097 (m68k_cpp_cpu_family): Likewise.
18098 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18099 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18100 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18101 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18102 (m68k_cpp_cpu_family): Likewise.
18104 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18106 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18107 macros besides mc68000 as tuning macros. Use a switch statement
18108 to set them and mcpu32.
18110 2007-01-12 Julian Brown <julian@codesourcery.com>
18112 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18113 (TARGET_68040_ONLY): Rename to...
18114 (TARGET_68040): ...this.
18115 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18116 * config/m68k/m68k.md: Likewise.
18118 2007-01-12 Julian Brown <julian@codesourcery.com>
18119 Nathan Sidwell <nathan@codesourcery.com>
18120 Richard Sandiford <richard@codesourcery.com>
18122 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18123 the -mcpu= argument associated with the --with-cpu setting.
18124 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18125 if different from the one implied by the -mcpu setting.
18126 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18127 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18128 * doc/invoke.texi: Mention ColdFire in the introduction to the
18129 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18130 -mno-div and -mhard-float options. Make -m68881 a synonym for
18131 -mhard-float. Document the previously-undocumented -m5206e,
18132 -m528x, -m5307 and -m5407 options. Tweak the existing option
18133 documentation for consistency.
18134 * doc/install.texi: Mention new --with-cpu arguments.
18135 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18136 default CPU if neither -mcpu nor -march are specified.
18137 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18138 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18139 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18140 using m68k_tune to decide between families that implement the
18141 same ISA. Use m68k_tune to set __mcfv4e__.
18142 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18143 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18144 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18145 (FL_ISA_C, FL_ISA_MMU): New macros.
18146 (MASK_COLDFIRE): Delete.
18147 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18148 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18149 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18150 (TARGET_HARD_FLOAT): Do not define here.
18151 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18152 (TUNE_68000): New macro.
18153 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18154 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18155 (TUNE_CFV2): Redefine in terms of m68k_tune.
18156 (uarch_type, target_device, fpu_type): New enums.
18157 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18158 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18159 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18160 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18161 (FL_FOR_isa_c): New macros.
18162 (m68k_isa): New enum.
18163 (m68k_target_selection): New structure.
18164 (all_devices, all_isas, all_microarchs): New tables.
18165 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18166 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18167 (MASK_ALL_CPU_BITS): Delete.
18168 (m68k_find_selection): New function.
18169 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18170 Map the legacy target options to a combination of the new ones.
18171 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18172 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18173 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18175 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18176 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18178 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18179 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18180 * config/m68k/m68k-devices.def: New file.
18182 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18183 Nathan Sidwell <nathan@codesourcery.com>
18185 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18186 (SUBTARGET_EXTRA_SPECS): New macros.
18187 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18188 use %(asm_cpu_spec) instead.
18189 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18190 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18191 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18192 (EXTRA_SPECS): Rename to...
18193 (SUBTARGET_EXTRA_SPECS): ...this.
18195 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18196 Richard Sandiford <richard@codesourcery.com>
18197 Julian Brown <julian@codesourcery.com>
18199 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18200 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18201 to the configuration's default CPU.
18202 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18203 Remove default masks.
18204 (m680[012]0-*-*): Set the default with_cpu to the first part of
18206 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18207 (m68k*-*-linux): Extend the --with-cpu handling to...
18208 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18209 and m68010. Don't set target_cpu_default2.
18210 * doc/install.texi: Document --with-cpu for m68k.
18211 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18212 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18213 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18214 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18215 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18216 (ASM_SPEC): Remove use of %(asm_cpu_default).
18217 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18218 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18219 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18220 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18221 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18222 (TARGET_DEFAULT): Delete.
18223 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18224 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18225 (CPP_CPU_SPEC): Delete.
18226 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18227 the appropriate string.
18228 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18229 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18230 (ASM_SPEC): Don't use %(asm_default_spec).
18231 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18232 TARGET_DEFAULT and add MASK_68881.
18233 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18235 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18237 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18238 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18239 MASK_68010 alongside MASK_68020.
18240 * doc/invoke.texi: Document -m68010.
18241 * config/m68k/m68k.opt (m68010): New.
18242 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18244 (TUNE_68010): New macro.
18245 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18246 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18247 (M68K_CPU_m68332): Add MASK_68010.
18248 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18249 fallback definition.
18250 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18252 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18253 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18254 to all entries that use MASK_68020.
18255 (output_move_simode_const, output_move_himode, output_move_qimode)
18256 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18257 instead of TARGET_68020 to select clr behavior. Remove comment
18258 about there being no TARGET_68010.
18259 * config/m68k/m68k.md: Likewise throughout.
18261 2007-01-12 Julian Brown <julian@codesourcery.com>
18263 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18264 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18265 * config/m68k/m68k.md: Likewise.
18267 2007-01-12 Julian Brown <julian@codesourcery.com>
18269 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18270 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18272 2007-01-12 Julian Brown <julian@codesourcery.com>
18274 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18275 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18276 * config/m68k/m68k.md: Likewise.
18278 2007-01-12 Julian Brown <julian@codesourcery.com>
18279 Richard Sandiford <richard@codesourcery.com>
18281 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18282 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18283 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18285 (TARGET_CPU32): Rename to...
18286 (TUNE_CPU32): ...this.
18287 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18288 (TUNE_CFV2): New macros.
18289 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18290 remove conditions that are implied by TARGET_68020.
18291 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18292 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18293 (m68k_output_function_epilogue): Likewise.
18294 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18295 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18296 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18297 non-68000 timings. Refactor multiplication and division costs.
18298 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18299 TUNE_CPU32 instead of TARGET_CPU32.
18300 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18301 and TUNE_68060 instead of TARGET_68060.
18302 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18303 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18305 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18306 && !TARGET_COLDFIRE" to choose between moveq and clr.
18307 Likewise in the unnamed movsf pattern.
18308 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18309 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18312 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18314 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18315 of tabbing before backslashes.
18317 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18319 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18320 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18321 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18323 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18325 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18326 find_interesting_uses_cond.
18327 (find_interesting_uses_cond): Use extract_cond_operands.
18328 (rewrite_use_compare): Use extract_cond_operands and
18329 force_gimple_operand_bsi. Do not call update_stmt.
18330 (determine_use_iv_cost_condition): Use extract_cond_operands.
18331 Return cheaper of using original bound and changing the exit bound.
18333 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18335 PR tree-optimization/29516
18336 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18337 most_expensive_mult_to_index, addr_to_parts,
18338 create_mem_ref, maybe_fold_tmr): Make the type of
18339 fields of TARGET_MEM_REF sizetype.
18340 (move_fixed_address_to_symbol, move_pointer_to_base):
18342 * tree.def (TARGET_MEM_REF): Add comment on types of
18345 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18347 * c-common.c (vector_types_convertible_p): Treat opaque types as
18348 always convertible if they have the same size, but not otherwise.
18350 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18352 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18353 Remove the b_unconditional field.
18354 (noce_try_sign_mask): Do not look at b_unconditional.
18355 (noce_process_if_block): Do not use merge_if_blocks. Update
18356 the CFG here. Do not set b_unconditional.
18357 (cond_move_process_if_block): Likewise.
18358 (find_cond_trap): Likewise.
18359 (check_cond_move_block): Require simple jump insns at the end
18360 of the basic block.
18362 2007-01-11 Jan Hubicka <jh@suse.cz>
18364 PR tree-optimization/1046
18365 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18366 when alias info is not ready.
18367 (pass_tail_recursion): Do not require aliasing.
18368 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18369 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18370 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18371 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18372 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18373 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18374 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18376 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18377 When aliasing is not build, mark statement as volatile.
18379 2007-01-11 Tom Tromey <tromey@redhat.com>
18381 PR preprocessor/15185, PR preprocessor/20989:
18382 * doc/cppopts.texi <-MT>: Update description of algorithm for
18383 computing default target.
18384 <-M, -MD>: Reword "basename" text.
18386 2007-01-11 Roger Sayle <roger@eyesopen.com>
18388 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18389 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18390 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18391 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18392 fold_builtin_bswap, real_constp, fold_builtin_pow,
18393 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18394 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18395 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18396 * convert.c (convert_to_pointer): Likewise.
18397 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18398 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18399 const_binop, fold_convert_const_int_from_int,
18400 fold_convert_const_int_from_real,
18401 fold_convert_const_real_from_real, sign_bit_p,
18402 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18403 fold_sign_changed_comparison, fold_unary, fold_comparison,
18404 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18405 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18406 * print-tree.c (print_node_brief, print_node): Likewise.
18407 * stor-layout.c (place_field, layout_type): Likewise.
18408 * tree-chrec.c (keep_cast): Likewise.
18409 * tree.c (build_vector, build_real, build_real_from_int_cst,
18410 build_complex): Likewise.
18412 2007-01-11 Roger Sayle <roger@eyesopen.com>
18414 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18415 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18417 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18419 * configure.ac (strict1_warn): Rename to strict_warn.
18420 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18421 cc_set_by_configure, quoted_cc_set_by_configure,
18422 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18423 all_boot_languages, all_stagestuff): Remove.
18424 (target_list): Remove bootstrap targets.
18425 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18426 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18427 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18428 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18429 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18430 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18431 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18432 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18433 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18434 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18435 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18436 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18437 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18438 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18439 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18440 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18441 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18442 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18443 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18444 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18445 (mostlyclean): Adjust.
18446 (clean, distclean): Don't mention bootstrap stuff.
18447 * configure: Regenerate.
18448 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18449 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18450 treelang/config-lang.in (stagestuff): Remove.
18451 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18452 stageprofile, stagefeedback, stagestuff): Remove mention.
18454 2007-01-11 Nick Clifton <nickc@redhat.com>
18456 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18458 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18459 (mcore_arith_K_S_operand): Run the test for the S constraint not
18460 the test for the M constraint.
18461 (mcore_addsub_operand): Do not accept integer values that are
18462 larger than 32 bits.
18463 * config/mcore/mcore.md: Remove unused constraints from split.
18464 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18465 (addsi3): Likewise.
18466 (allocate_stack): Likewise.
18467 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18468 operands to 32 bits.
18469 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18471 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18472 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18473 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18474 mcore_output_bclri, mcore_output_andn, output_inline_const,
18475 mcore_output_move, mcore_output_movedouble): Likewise.
18476 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18477 (output_inline_const): Likewise.
18478 (output_inline_const): Fix format strings used in sprintf
18480 * config/mcore/mcore-protos.h: Update prototypes for changed
18481 functions in mcore.c.
18482 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18483 HOST_WIDE_INT and not int.
18484 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18485 CONST_OK_FOR_N): Likewise.
18486 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18487 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18490 2007-01-10 Jan Hubicka <jh@suse.cz>
18492 * tree-vrp.c (remove_range_assertions): Release defs.
18493 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18494 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18496 2007-01-10 Paul Brook <paul@codesourcery.com>
18498 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18499 * config/arm/arm.md (mulsi3subsi): New insn.
18501 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18503 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18504 (tree_transform_and_unroll_loop): New.
18505 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18508 2007-01-10 Robert Kennedy <jimbob@google.com>
18510 * fold-const.c (fold_comparison): Fold comparisons like (x *
18511 1000 < 0) to (x < 0).
18513 2007-01-10 Ian Lance Taylor <iant@google.com>
18515 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18516 operands have the same priority.
18518 2007-01-10 Tom Tromey <tromey@redhat.com>
18520 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18521 (fold_binary): Likewise.
18522 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18523 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18524 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18525 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18526 * langhooks.h (struct lang_hooks): Removed field
18527 'can_use_bit_fields_p'.
18529 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18531 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18533 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18535 * function.c (get_last_funcdef_no): New function.
18536 * function.h (get_last_funcdef_no): Declare.
18537 * tree-inline.c (initialize_cfun): Add initialization.
18538 (tree_function_versioning): Cleanup.
18540 2007-01-10 Jan Hubicka <jh@suse.cz>
18542 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18545 2007-01-10 Sa Liu <saliu@de.ibm.com>
18546 Ben Elliston <bje@au.ibm.com>
18548 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18549 for SAVE_NONLOCAL and Pmode for any other save level.
18550 * spu-protos.h (spu_restore_stack_block): Declare.
18551 * spu.md (save_stack_block): Remove.
18552 (restore_stack_block): Call spu_restore_stack_block.
18553 * spu.c (spu_restore_stack_block): New function.
18554 (spu_expand_epilogue): Remove old comment.
18556 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18558 PR tree-optimization/30322
18559 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18560 (cand_value_at): Return the value as aff_tree.
18561 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18562 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18563 aff_combination_mult): New functions.
18564 (aff_combination_add): Use aff_combination_add_cst.
18565 (aff_combination_convert): Allow conversions to a wider type.
18566 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18567 * tree-affine.h (aff_combination_mult): Declare.
18569 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18571 * doc/tm.texi: Update documentation to reflect reality of exec
18572 and start file search behaviours. Update copyright year.
18573 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18574 header file directories.
18576 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18578 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18579 (*cosxf2): Rename to cosxf2_i387.
18580 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18581 using X87MODEF12 mode macro. Rename patterns to
18582 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18584 (*cosdf2, *cossf2): Ditto.
18585 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18586 to match extended input operands.
18587 (sincos<mode>3): New expander.
18588 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18589 insn patterns and corresponding splitters.
18591 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18593 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18594 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18596 2007-01-09 Nicolas Pitre <nico@cam.org>
18599 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18601 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18603 * target.h (struct gcc_target): New field library_rtti_comdat.
18604 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18605 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18606 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18607 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18609 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18611 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18613 2007-01-08 Richard Guenther <rguenther@suse.de>
18615 * tree.h (force_fit_type_double): Export.
18616 (force_fit_type): Remove.
18617 * fold-const.c (force_fit_type_double): New function.
18618 (force_fit_type): Remove.
18619 (int_const_binop): Use it.
18620 (fold_convert_const_int_from_int): Likewise.
18621 (fold_convert_const_int_from_real): Likewise.
18622 (fold_div_compare): Likewise.
18623 (fold_sign_changed_comparison): Likewise.
18624 (fold_unary): Likewise.
18625 (fold_negate_const): Likewise.
18626 (fold_abs_const): Likewise.
18627 (fold_not_const): Likewise.
18628 * c-common.c (shorten_compare): Use force_fit_type_double.
18629 * convert.c (convert_to_pointer): Likewise.
18631 2007-01-08 Richard Guenther <rguenther@suse.de>
18633 * tree.h (build_int_cst_wide_type): Export.
18634 * tree.c (build_int_cst_wide_type): New function.
18635 (build_int_cst_wide): Fix comment.
18636 * builtins.c (fold_builtin_object_size): Use build_int_cst
18637 to build -1 or 0 of the correct type. Use fit_double_type
18638 to check for overflow.
18639 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18641 (decode_field_reference): Likewise.
18642 (all_ones_mask_p): Likewise.
18643 (native_interpret_int): Use build_int_cst_wide_type.
18644 (fold_binary): Use build_int_cst_type to build an all-ones
18646 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18648 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18650 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18652 2007-01-09 Ben Elliston <bje@au.ibm.com>
18654 * genautomata.c (STATS_OPTION): New option.
18655 (stats_flag): New flag.
18656 (gen_automata_option): Handle it.
18657 (initiate_automaton_gen): Ditto.
18658 (write_automata): Output statistics only if stats_flag is
18659 set. Likewise, output time statistics only if time_flag is set.
18660 * doc/md.texi (Processor pipeline description): Document new flag.
18662 2007-01-08 Richard Guenther <rguenther@suse.de>
18664 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18665 * tree.c (build_int_cst_type): Likewise.
18666 (size_in_bytes): Don't call force_fit_type on the result.
18667 (int_fits_type_p): Use fit_double_type.
18668 * fold-const.c (fit_double_type): New function.
18669 (force_fit_type): Use it.
18670 * tree.h (fit_double_type): Export.
18672 2007-01-08 Jan Hubicka <jh@suse.cz>
18674 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18675 * ipa.c (function_and_variable_visibility): Fix return type.
18677 2007-01-08 Richard Guenther <rguenther@suse.de>
18679 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18680 of offset to build the index.
18681 * tree-pretty-print.c (dump_generic_node): Don't build negated
18682 const just for printing.
18683 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18684 * builtins.c (fold_builtin_int_roundingfn): Check if result
18685 fits the type by using force_fit_type and comparing the result.
18686 * predict.c (predict_loops): Use compare_tree_int for comparison.
18687 * tree.c (build_int_cst): Fall back to integer_type_node for
18689 (build_int_cst_wide): Assert type is non-null.
18691 2007-01-08 Roberto Costa <roberto.costa@st.com>
18693 * tree-vrp.c (extract_range_from_cond_expr): New.
18694 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18695 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18697 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18698 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18699 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18700 used as expressions.
18701 * tree-object-size.c (cond_expr_object_size): New.
18702 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18704 2007-01-08 Jan Hubicka <jh@suse.cz>
18706 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18707 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18710 2007-01-08 Richard Guenther <rguenther@suse.de>
18712 PR tree-optimization/23603
18713 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18714 (extract_range_from_binary): Fall back to truthvalue instead of
18715 varying for TRUTH_*_EXPR.
18716 (extract_range_from_comparison): Fall back to truthvalue instead of
18718 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18719 if all visited PHI values were constant.
18721 2007-01-08 Jan Hubicka <jh@suse.cz>
18723 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18724 (cgraph_analyze_function): break out from ...
18725 (cgraph_finalize_compilation_unit): ... here.
18726 (cgraph_expand_function): Remove forgoten commented out line.
18727 (cgraph_optimize): Analyze functions.
18729 2007-01-08 Jan Hubicka <jh@suse.cz>
18731 * tree-pas.h (TODO_remove_function): New flag.
18732 (TODO_update*): Renumber.
18733 (pass_ipa_increase_alignment,
18734 pass_ipa_function_and_variable_visibility): New passes.
18735 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18736 (cgraph_function_and_variable_visibility): Move to ipa.c
18737 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18738 cgraph_increase_alignment.
18739 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18740 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18741 calling tree-inline.
18742 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18743 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18744 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18745 (gate_increase_alignment): New function.
18746 (pass_ipa_increase_alignment): New pass.
18747 * ipa.c: Inline tree-pass.h and timevar.h
18748 (function_and_variable_visibility): Move here from cgraphunit.c
18749 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18750 * passes.c (init_optimization_passes): Add the two new passes.
18751 (execute_todo): Handle cgraph_remove_functions.
18753 2007-01-08 Nick Clifton <nickc@redhat.com>
18755 * config/frv/predicates.md (reg_or_0_operand): Accept
18758 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18760 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18761 * config.gcc: Add bfin*-rtems*.
18763 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18765 * c.opt: Add -flax-vector-conversions.
18766 * c-typeck.c (convert_for_assignment): Pass flag to
18767 vector_types_convertible_p to allow emission of note.
18768 (digest_init): Likewise.
18769 * c-opts.c: Handle -flax-vector-conversions.
18770 * c-common.c (flag_lax_vector_conversions): New.
18771 (vector_types_convertible_p): Unless -flax-vector conversions
18772 has been passed, disallow conversions between vectors with
18773 differing numbers of subparts and/or element types. If such
18774 a conversion is disallowed, possibly emit a note on the first
18775 occasion only to inform the user of -flax-vector-conversions.
18776 The new last argument specifies this.
18777 * c-common.h (flag_lax_vector_conversions): New.
18778 (vector_types_convertible_p): Add extra argument.
18779 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18780 char_type_node for V*QI type vectors.
18781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18782 Update to satisfy new typechecking rules.
18783 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18784 C and C++ variants.
18785 * doc/invoke.texi (C Dialect Options): Document
18786 -flax-vector-conversions.
18788 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18790 PR tree-optimization/29877
18791 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18792 a register variable on the RHS to not be replaceable.
18794 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18795 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18796 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18797 const_simm15, const_pow2, const_npow2): Added.
18798 * config/score/misc.md (insv, extv, extzv, movmemsi,
18799 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18800 * config/score/score.c (score_address_cost, score_select_cc_mode):
18802 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18803 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18804 Update score_print_operand.
18805 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18806 Adjust register allocate order and update some macro define.
18807 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18808 mdx_block_move_straight, mdx_block_move_loop_head,
18809 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18810 mdx_block_move_loop, mdx_block_move): Added.
18811 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18812 mdp_limm): Updated and fix some bug and typo.
18813 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18814 (movsf, movdf, doloop_end): Added.
18816 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18818 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18819 config/arm/thumb2.md: Fix comment typos.
18820 * doc/extend.texi: Fix a typo.
18822 2007-01-07 Eric Christopher <echristo@apple.com>
18824 * configure.ac: Check for __stack_chk_fail for darwin.
18825 * configure: Regenerate.
18827 2007-01-07 Richard Guenther <rguenther@suse.de>
18829 * tree-vrp.c (extract_range_from_assert): CSE calls to
18830 compare_values where possible.
18831 (extract_range_from_unary_expr): Likewise.
18833 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18835 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18836 * config/avr/avr.c (call_insn_operand): Delete function.
18837 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18838 instead of register number. Use predicates.
18839 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18840 call_insn_operand): Add.
18842 2007-01-06 Jan Hubicka <jh@suse.cz>
18844 * tree-pass.h (pass_build_cgraph_edges): Declare.
18845 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18846 (visited_nodes): Remove.
18847 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18848 build_cgrpah_edges; make visited_nodes local.
18849 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18850 (record_references_in_initializer): Move to cgraphbuild.c
18851 (initialize_inline_failed, rebuild_cgraph_edges,
18852 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18853 (verify_cgraph_node): Make visited_nodes local.
18854 (cgraph_analyze_function): Do not call cgraph_create_edges and
18855 initialize_inline_failed.
18856 (cgraph_expand_function): Do not call cgraph_lower_function;
18857 assert that function is already lowered.
18858 * Makefile.in (cgraphbuild.o): New.
18859 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18860 at the end of lowering passes.
18862 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18864 * ifcvt.c (cond_move_convert_if_block): New function, code
18865 factored out from...
18866 (cond_move_process_if_block): ...here. Call the new function
18867 on the THEN and ELSE blocks.
18868 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18869 already takes care of this.
18871 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18874 * tree.h (TREE_OVERFLOW_P): New.
18875 * c-typeck.c (parser_build_unary_op): Warn only if result
18876 overflowed and operands did not.
18877 (parser_build_binary_op): Likewise.
18878 (convert_for_assignment): Remove redundant overflow_warning.
18879 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18881 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18883 * c-typeck.c (store_init_value): Split over two lines to follow
18884 the GNU coding style.
18886 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18888 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18889 __GXX_EXPERIMENTAL_CXX0X__.
18890 * doc/cpp.texi: Same.
18892 2007-01-05 Richard Guenther <rguenther@suse.de>
18894 PR middle-end/27826
18895 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18896 with mismatched types. Instead explicitly build a
18897 conversion NOP_EXPR.
18899 2007-01-05 Ian Lance Taylor <iant@google.com>
18901 * c-common.c (decl_with_nonnull_addr_p): New function.
18902 (c_common_truthvalue_conversion): Call it.
18903 * c-typeck.c (build_binary_op): Likewise.
18904 * c-common.h (decl_with_nonnull_addr_p): Declare.
18906 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18909 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18912 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18914 * doc/install.texi (Final install): Document the fact that
18915 the GNAT runtime should not be stripped.
18917 2007-01-04 Jan Hubicka <jh@suse.cz>
18919 * tree-inline.c (fold_marked_statements): Update operand caches
18920 and EH after folding
18922 2007-01-04 Ian Lance Taylor <iant@google.com>
18924 * c-common.c (check_function_nonnull): Whitespace fix.
18926 2007-01-04 Jan Hubicka <jh@suse.cz>
18928 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18929 comitted older version of patch.
18930 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18931 function, celanup cfg and collect garbage.
18933 2007-01-04 Mike Stump <mrs@apple.com>
18935 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18938 2007-01-04 Eric Christopher <echristo@apple.com>
18940 * libgcc2.c (__bswapsi2): Use SItype.
18941 (__bswapdi2): Use DItype.
18942 * libgcc2.h: Update for above.
18944 2007-01-04 Paul Brook <paul@codesourcery.com>
18946 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18947 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18948 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18949 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18950 umulsi3_highpart): Make conditional on !arm_arch6.
18951 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18952 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18953 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18954 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18955 umulsi3_highpart_v6): New insns.
18957 2007-01-04 Roger Sayle <roger@eyesopen.com>
18959 * fold-const.c (fold_convert): When casting an expression to void,
18960 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18961 have a type. Instead of attempting to build a NOP_EXPR, return
18962 these "special" trees directly.
18964 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18966 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18967 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18968 rs6000_cost->fp not 0 as adjustment for outer NEG.
18970 2007-01-04 Jan Hubicka <jh@suse.cz>
18972 * cgraph.c (cgraph_release_function_body): New function.
18973 (cgraph_remove_node): Use it.
18974 * cgraph.h (cgraph_release_function_body): Declare.
18975 * cgraphunit.c (cgraph_expand_function): Use it.
18976 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18977 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18978 is initialized and while compilation of other function is running.
18979 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18980 statement CFG annotations from here to ...
18981 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18983 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18985 * cfgloop.h (enum li_flags): Make the constants powers of two.
18987 2007-01-04 Jan Hubicka <jh@suse.cz>
18989 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18991 (fold_marked_statements): New function.
18992 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18993 * tree-inline.h (copy_body_data): Add statements_to_fold.
18995 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18997 * config.gcc: Mention libgcc/config.host.
18998 * Makefile.in: Update comments mentioning libgcc.
18999 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19000 (all.cross, start.encap, rest.encap, rest.cross): Update
19001 dependencies for libgcc move.
19002 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19003 (clean-target, clean-target-libgcc): Delete.
19004 (srcdirify, GCC_EXTRA_PARTS): New macros.
19005 (libgcc-support, libgcc.mvars): New rules.
19006 (distclean): Remove mention of mklibgcc.
19007 (install): Don't reference INSTALL_LIBGCC.
19008 (install-common): Don't reference EXTRA_PARTS.
19009 (install-libgcc, install-multilib): Delete rules.
19010 * mklibgcc.in: Delete file.
19011 * doc/configfiles.texi: Don't mention mklibgcc.
19013 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19014 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19015 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19016 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19017 (mklibgcc, ldblspecs): Likewise.
19019 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19020 (posixpre.def): Use $(T).
19021 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19022 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19023 (SHLIB_LINK): Make dummy.
19024 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19026 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19028 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19029 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19030 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19031 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19033 * configure.ac (all_outputs): Remove mklibgcc.
19034 * configure: Regenerated.
19036 2007-01-03 Josh Conner <jconner@apple.com>
19038 PR middle-end/29683
19039 * calls.c (compute_argument_addresses): Set stack and stack_slot
19040 for partial args, too.
19041 (store_one_arg): Use locate.size.constant for the size when
19042 generating a save_area.
19044 2007-01-03 Robert Kennedy <jimbob@google.com>
19046 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19047 whose definitions are deleted due to basic block merging.
19049 2007-01-03 Paul Brook <paul@codesourcery.com>
19052 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19054 (use_return_insn): Return 0 for Thumb interrupt functions.
19055 (print_multi_reg): Add rfe argument for IRQ returns.
19056 (arm_output_epilogue): Pop interrupt return address directly into PC.
19057 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19059 2007-01-03 Paul Brook <paul@codesourcery.com>
19061 Merge from sourcerygxx-4_1.
19062 * config/arm/thumb2.md: New file.
19063 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19065 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19066 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19067 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19068 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19070 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19071 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19073 * config/arm/ieee754-sf.S: Ditto.
19074 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19075 (thumb1_base_register_rtx_p): ... to this.
19076 (thumb_index_register_rtx_p): Rename...
19077 (thumb1_index_register_rtx_p): ... to this.
19078 (thumb_output_function_prologue): Rename...
19079 (thumb1_output_function_prologue): ... to this.
19080 (thumb_legitimate_address_p): Rename...
19081 (thumb1_legitimate_address_p): ... to this.
19082 (thumb_rtx_costs): Rename...
19083 (thumb1_rtx_costs): ... to this.
19084 (thumb_compute_save_reg_mask): Rename...
19085 (thumb1_compute_save_reg_mask): ... to this.
19086 (thumb_final_prescan_insn): Rename...
19087 (thumb1_final_prescan_insn): ... to this.
19088 (thumb_expand_epilogue): Rename...
19089 (thumb1_expand_epilogue): ... to this.
19090 (arm_unwind_emit_stm): Rename...
19091 (arm_unwind_emit_sequence): ... to this.
19092 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19093 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19094 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19095 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19096 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19097 thumb2_output_casesi): New functions.
19098 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19099 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19100 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19101 THUMB2_WORK_REGS): Define.
19102 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19103 arm_condexec_mask, arm_condexec_masklen)): New variables.
19104 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19105 (arm_override_options): Check new CPU capabilities.
19106 Set new architecture flag variables.
19107 (arm_isr_value): Handle v7m interrupt functions.
19108 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19110 (const_ok_for_arm): Handle Thumb-2 constants.
19111 (arm_gen_constant): Ditto. Use movw when available.
19112 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19114 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19115 (thumb_find_work_register, arm_load_pic_register,
19116 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19117 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19118 print_multi_reg, output_mov_long_double_fpa_from_arm,
19119 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19120 output_mov_double_fpa_from_arm, output_move_double,
19121 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19122 output_return_instruction, arm_output_function_prologue,
19123 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19124 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19125 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19126 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19127 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19128 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19130 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19131 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19132 (arm_file_start): Output directive for unified syntax.
19133 (arm_unwind_emit_set): Handle stack alignment instruction.
19134 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19135 Add v6t2, v7, v7a, v7r and v7m.
19136 (RETLDM): Add Thumb-2 code.
19137 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19138 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19139 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19140 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19141 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19142 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19143 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19144 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19145 ADJUST_INSN_LENGTH): Define.
19146 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19147 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19148 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19149 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19150 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19151 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19152 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19153 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19154 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19155 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19156 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19157 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19158 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19159 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19160 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19161 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19162 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19164 * config/arm/arm-tune.md: Regenerate.
19165 * config/arm/arm-protos.h: Update prototypes.
19166 * config/arm/vfp.md: Enable patterns for Thumb-2.
19167 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19168 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19169 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19170 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19171 * config/arm/libunwind.S: Add Thumb-2 code.
19172 * config/arm/constraints.md: Update include Thumb-2.
19173 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19174 * config/arm/ieee754-df.S: Ditto.
19175 * config/arm/bpabi.S: Ditto.
19176 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19177 * config/arm/predicates.md (low_register_operand,
19178 low_reg_or_int_operand, thumb_16bit_operator): New.
19179 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19180 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19181 * config/arm/t-arm-elf: Add armv7 multilib.
19182 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19184 (UNSPEC_STACK_ALIGN, ce_count): New.
19185 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19186 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19188 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19189 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19190 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19191 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19192 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19193 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19195 * doc/extend.texi: Document ARMv7-M interrupt functions.
19196 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19198 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19200 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19201 (struct _Unwind_Context): Rename args_size to flags, remove
19202 signal_frame field, add a new args_size field and version field.
19203 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19204 _Unwind_IsExtendedContext): New inline functions.
19205 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19206 Assume by_value array is only present if _Unwind_IsExtendedContext.
19207 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19208 _Unwind_IsSignalFrame.
19209 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19210 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19211 (uw_init_context_1): Initialize context->flags to
19212 EXTENDED_CONTEXT_BIT.
19213 * config/rs6000/linux-unwind.h (frob_update_context): Use
19214 _Unwind_SetSignalFrame.
19216 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19218 PR middle-end/30353
19219 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19220 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19223 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19225 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19226 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19227 RET, AT_SP): Remove.
19228 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19231 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19232 * cfgbuild.c (find_basic_blocks): Likewise.
19233 * cfgrtl.c (rtl_create_basic_block): Likewise.
19234 * function.c (temp_slots_at_level): Likewise.
19235 * reg-stack.c (stack_regs_mentioned): Likewise.
19236 * regclass.c (allocate_reg_info): Likewise.
19237 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19238 set_bb_for_stmt, move_block_to_fn): Likewise.
19239 * tree-complex.c (tree_lower_complex): Likewise.
19240 * vec.h (VEC_safe_grow_cleared): New.
19242 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19244 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19246 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19247 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19249 * cfgloopmanip.c (scale_loop_frequencies): Export.
19250 (loopify): Scale the frequencies by prescribed coefficients.
19251 (set_zero_probability): New function.
19252 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19253 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19254 and frequencies according to arguments.
19255 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19257 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19258 * modulo-sched.c (sms_schedule): Set probabilities for entering
19259 versioned loop correctly.
19260 * tree-vect-transform.c (vect_transform_loop): Ditto.
19261 * cfgloop.h (loopify, loop_version): Declaration changed.
19262 (scale_loop_frequencies): Declared.
19264 2007-01-02 Jan Hubicka <jh@suse.cz>
19266 * cgraph.c: Include tree-flow.h
19267 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19268 early_local_passes.
19269 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19270 * tree-pass.h (pass_all_early_optimizations): Declare.
19271 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19272 early_local_passes.
19273 (cgraph_analyze_function): Do early_local_passes.
19274 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19275 Do not add referenced vars.
19276 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19278 (gate_all_early_local_passes): New gate.
19279 (pass_early_local_passes): Use new gate.
19280 (execute_early_local_optimizations): New functions.
19281 (gate_all_early_optimizations): New gate.
19282 (pass_all_early_optimizations): New pass.
19283 (execute_free_datastructures): Free SSA only when initialized.
19284 (gate_init_datastructures): Init only when optimizing.
19285 (tree_lowering_passes): Do early local passes when called late.
19286 * tree-profile.c (do_tree_profiling): Don't profile functions added
19288 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19289 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19291 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19292 during early_local_passes.
19293 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19296 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19298 * Makefile.in: Update copyright year.
19300 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19302 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19303 in $(lang_checks) and check-consistency targets.
19305 2007-01-02 Jan Hubicka <jh@suse.cz>
19307 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19308 Do not add referenced vars.
19309 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19311 * passes.c (init_optimization_passes): Put mudflap_2 after
19312 free_datastructures.
19314 2007-01-02 Jan Hubicka <jh@suse.cz>
19316 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19317 Set NOTHROW flag on call statements proved to be nothrow.
19318 Update statement of local calls so new pure/const functions are
19319 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19321 (tree_rest_of_compilation): Register hooks and initialize bitmap
19322 early. Do not set after_inlining flag.
19324 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19326 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19327 HOST_BITS_PER_LONGLONG
19329 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19332 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19333 warning for non-static initializers.
19335 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19337 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19338 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19339 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19340 Always use set_unique_reg_note to add REG_EQUAL notes.
19342 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19345 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19347 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19348 * cfgbuild.c (find_basic_blocks): Likewise.
19349 * cfgrtl.c (rtl_create_basic_block): Likewise.
19350 * function.c (temp_slots_at_level): Likewise.
19351 * reg-stack.c (stack_regs_mentioned): Likewise.
19352 * regclass.c (allocate_reg_info): Likewise.
19353 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19354 set_bb_for_stmt, move_block_to_fn): Likewise.
19355 * tree-complex.c (tree_lower_complex): Likewise.
19356 * vec.h (VEC_safe_grow_cleared): New.
19358 2007-01-02 Ian Lance Taylor <iant@google.com>
19360 * c-common.c (c_common_truthvalue_conversion): When warning about
19361 using an assignment as a truth value, set TREE_NO_WARNING.
19363 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19366 * c.opt (Wold-style-declaration): New.
19367 * doc/invoke.texi (C-only Warning Options): New.
19368 (Wold-style-declaration): Document it.
19369 (Wextra): Enabled by -Wextra.
19370 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19371 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19372 -Wold-style-declaration.
19374 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19376 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19377 * cfgbuild.c (find_basic_blocks): Likewise.
19378 * cfgrtl.c (rtl_create_basic_block): Likewise.
19379 * function.c (temp_slots_at_level): Likewise.
19380 * reg-stack.c (stack_regs_mentioned): Likewise.
19381 * regclass.c (allocate_reg_info): Likewise.
19382 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19383 set_bb_for_stmt, move_block_to_fn): Likewise.
19384 * tree-complex.c (tree_lower_complex): Likewise.
19385 * vec.h (VEC_safe_grow_cleared): New.
19387 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19389 * c-common.c (c_common_nodes_and_builtins): Since variants of
19390 void_type_node get built before it is given a name, we need to
19391 give those variants the name, too.
19392 (complete_array_type): We need to work with the canonical main
19393 type of the array, from which we will build the qualified version.
19394 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19395 * print-tree.c (print_node): Display canonical type information
19397 * stor-layout.c (layout_type): When we don't know the
19398 alignment of a type for which we're building an array, we end up
19399 guessing wrong, so make the type require structural equality.
19400 * tree.c (make_node_stat): When we build a new type, it is its
19401 own canonical type.
19402 (build_type_attribute_qual_variant): When building an attribute
19403 variant, its canonical type is the non-attribute variant. However,
19404 if the attributes are target-dependent and they differ, we need to
19405 use structural equality checks for this type.
19406 (build_qualified_type): A qualified type is not equivalent to its
19407 unqualified variant; set the canonical type appropriately.
19408 (build_distinct_type_copy): When building a distinct type from
19409 another type, the new type is its own canonical type.
19410 (build_variant_type_copy): When building a new type variant, we
19411 assume that it is equivalent to the original type.
19412 (build_pointer_type_for_mode): When building a pointer type, also
19413 build a canonical type pointer.
19414 (build_reference_type_for_mode): When building a reference type,
19415 also build a canonical type reference.
19416 (build_index_type): When we can't hash an index type (e.g.,
19417 because its maximum value is negative), the index type requires
19418 structural equality tests.
19419 (build_array_type): Build the canonical form of an array type.
19420 (build_function_type): Function types require structural equality,
19421 because they contain default arguments, attributes, etc.
19422 (build_method_type_directly): Ditto for method types.
19423 (build_offset_type): Build the canonical offset type.
19424 (build_complex_type): Build the canonical vector type.
19425 (make_vector_type): Build the canonical vector type.
19426 * tree.h (TYPE_CANONICAL): New.
19427 (TYPE_STRUCTURAL_EQUALITY_P): New.
19428 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19429 (struct tree_type): Added "canonical" field.
19430 * params.h (VERIFY_CANONICAL_TYPES): New.
19431 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19432 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19433 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19434 * doc/invoke.texi (verify-canonical-types): Document --param
19435 parameter for verifying canonical types.
19437 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19439 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19440 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19441 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19442 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19444 * config/rs6000/e500.h: New.
19445 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19446 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19448 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19449 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19450 TARGET_E500_DOUBLE): Remove.
19451 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19452 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19453 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19454 * config/rs6000/rs6000.c (rs6000_override_options): Use
19455 CHECK_E500_OPTIONS.
19457 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19459 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19460 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19461 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19462 rs6000_emit_cmove): Don't check TARGET_E500.
19463 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19464 sordered): Don't check TARGET_E500.
19466 2007-01-01 Eric Christopher <echristo@apple.com>
19468 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19469 HARD_REGISTER_NUM_P.
19471 2007-01-01 Roger Sayle <roger@eyesopen.com>
19473 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19474 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19475 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19478 2007-01-01 Mike Stump <mrs@apple.com>
19480 * configure.ac: Remove support for building with Apple's gcc-3.1.
19482 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19484 PR middle-end/30311
19485 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19486 REG is a hard register. Do not modify REG before calling
19488 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19489 multiple of the size of YMODE for certain lowpart cases.
19491 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19493 PR middle-end/30253
19494 * gimplify (voidify_wrapper_expr): Update for
19495 GIMPLE_MODIFY_STMT.
19497 2007-01-01 Andreas Schwab <schwab@suse.de>
19500 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19501 save of BR0 in extra_spill_size instead of spill_size.
19502 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19504 (ia64_expand_epilogue): Restore BR0 from its new location.
19506 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19508 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19509 Use a temporary variable if the left hand side is not a gimple
19512 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19514 * gimplify.c (gimplify_return_expr): Make the temporary variable
19515 for the return expression, a gimple register variable.
19517 2007-01-01 Jan Hubicka <jh@suse.cz>
19519 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19522 2007-01-01 Mike Stump <mrs@apple.com>
19524 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19526 * config/darwin.c (machopic_select_rtx_section): Use
19527 HAVE_GAS_LITERAL16.
19528 (darwin_mergeable_constant_section): Likewise.
19529 * configure: Regenerate.
19530 * config.in: Regenerate.
19532 2007-01-01 Jan Hubicka <jh@suse.cz>
19533 Andrew Pinski <pinskia@gmail.com>
19535 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19536 before starting IPA passes.