1 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5 arm_cannot_force_const_mem.
6 (arm_cannot_force_const_mem): New function.
7 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9 of arm_tls_referenced_p.
10 * config/arm/arm.md (movsi): Split out-of-section constants when
11 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14 2007-07-18 Richard Sandiford <richard@codesourcery.com>
16 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
18 2007-07-18 Richard Sandiford <richard@codesourcery.com>
20 * config/mips/mips.md (*extendqihi2): Convert the destination
23 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25 * config/pa/fptr.c: Update license header.
26 * config/pa/milli64.S: Likewise.
28 2007-07-17 Nick Clifton <nickc@redhat.com>
30 * COPYING_v3: New file. Contains version 3 of the GNU General
32 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
33 Lesser General Public License.
34 * doc/include/gpl_v3.texi: New file. Contains version 3 of
35 the GNU General Public License.
37 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
39 PR rtl-optimization/32773
40 * cfglayout.c (force_one_exit_fallthru): New function.
41 (cfg_layout_finalize): Use it.
43 2007-07-16 Richard Guenther <rguenther@suse.de>
44 Uros Bizjak <ubizjak@gmail.com>
46 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
47 before forcing it to gimple operand.
49 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
50 David Ung <davidu@mips.com>
52 * config/mips/mips.h (TUNE_24K): Define.
53 (TUNE_MACC_CHAINS): Add TUNE_24K.
54 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
56 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
57 (r74k_int_madd): .. this new reservation.
58 (define_bypass): Fixed bypasses for r74k_int_madd to use
60 * config/mips/24k.md (define_bypass): Define new
61 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
63 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
64 Nigel Stephens <nigel@mips.com>
66 * config/mips/mips.md: Include 20kc.md.
67 * config/mips/20kc.md: New file.
68 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
69 (mips_adjust_cost): Tweak for 20Kc.
70 (mips_issue_rate): Likewise.
71 * config/mips/mips.h (TUNE_20KC): Define.
73 2007-07-16 David Edelsohn <edelsohn@gnu.og>
75 * config/rs6000/rs6000.c (struct processor_cost): Add
76 cache_line_size, l1_cache_lines, and simultaneous_prefetches
78 (*_cost): Add cache information.
79 (rs6000_override_options): Set cache parameters.
81 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
84 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
85 * doc/install.texi (mips-sgi-irix6): pthread support works now.
87 2007-07-16 Paul Brook <paul@codesourcery.com>
91 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
92 (cirrus_thumb2_movsi_insn): Ditto.
94 2007-07-15 Geoffrey Keating <geoffk@apple.com>
96 * config/rs6000/darwin-fallback.c (interpret_libc): Change
99 2007-07-15 Andrew Haley <aph@redhat.com>
101 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
102 before looking in the context.
104 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
108 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
109 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
110 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
111 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
112 to generate .CALLINFO statement.
113 (hppa_expand_prologue): Set rp_saved.
114 (hppa_expand_epilogue): Use rp_saved.
115 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
116 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
118 2007-07-14 Dirk Mueller <dmueller@suse.de>
120 * omega.c (coalesce): Fix memory leak on early exit.
121 * matrix-reorg.c (check_allocation_function): Likewise.
122 * tree-vect-transform.c (vect_get_new_vect_var): free result
124 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
125 pass pointer to edge vector
126 (partition_hot_cold_basic_blocks): Fix memory leak.
127 * collect2.c (prefix_from_string): Free temporary storage.
128 * reload1.c (fixup_abnormal_edges): Free sbitmap.
130 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
132 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
133 (DO_GLOBAL_DTORS_BODY): Likewise.
135 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
136 Nigel Stephens <nigel@mips.com>
138 * config/mips/mips.c (mips_classify_symbol): Don't return
139 SYMBOL_SMALL_DATA for constant pool addresses if
140 TARGET_EMBEDDED_DATA is true.
142 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
145 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
146 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
147 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
148 __builtin_ia32_storehps, __builtin_ia32_storelps,
149 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
150 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
151 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
152 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
153 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
154 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
155 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
156 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
157 using def_builtin_const.
159 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
161 PR tree-optimization/32705
162 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
163 (simplify_binary_expression): Use SSA_VAL consistently.
165 2007-07-13 David Edelsohn <edelsohn@gnu.org>
167 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
168 (SPEFSCR_REGNO): Delete definition.
169 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
170 COUNT_REGISTER_REGNUM -> CTR_REGNO.
171 * config/rs6000/rs6000.h: Do not define *_REGNO.
172 LINK_REGISTER_REGNUM -> LR_REGNO.
173 COUNT_REGISTER_REGNUM -> CTR_REGNO.
174 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
175 COUNT_REGISTER_REGNUM -> CTR_REGNO.
176 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
177 R_VRSAVE, R_VSCR. Use them.
178 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
179 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
180 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
181 * config/rs6000/aix.h: Define R_LR. Use it.
183 2007-07-13 Caroline Tice <ctice@apple.com>
185 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
186 flag_var_tracking is explicitly turned off (i.e. when variable
187 tracking is not feasible); otherwise, turn flag_var_tracking on when
188 flag_var_tracking_uninit is on.
189 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
190 note definitions, to allow recording of initialization status in the
192 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
193 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
194 determine if two note locations are equal.
195 (output_loc_list): Don't output list entries whose start & end labels
197 (reg_loc_descriptor): Add parameter for initialization status; pass it
198 to other loc descriptor functions.
199 (one_reg_loc_descriptor): Add parameter for initialization status;
200 check its value and add DW_OP_GNU_uninit to returned loc descr if
202 (multiple_reg_loc_descriptor): Add parameter for initialization
204 pass init status argument to other loc descriptor functions; check
205 value of intialization parameter and add DW_OP_GNU_uninit to returned
206 loc descr if appropriate.
207 (based_loc_descr): Add parameter for initialization status; add new
208 variable for return value; check value of initialization parameter and
209 add DW_OP_GNU_uninit to returned loc descr if appropriate.
210 (concatn_mem_loc_descriptor): Add parameter for initialization status;
211 pass init status argument to other loc descriptor functions; check
212 value of intialization parameter and add DW_OP_GNU_uninit to returned
213 loc descr if appropriate.
214 (mem_loc_descriptor): Likewise.
215 (concat_loc_descriptor): Likewise.
216 (concatn_loc_descriptor): Likewise.
217 (loc_descriptor): Add parameter for initialization status; pass it as
218 argument to other loc descriptor function calls.
219 (loc_descriptor_from_tree_1): Add appropriate initialization status
220 to loc descriptor function calls.
221 (add_location_or_const_value_attribute): Get initialization status
222 from VAR_LOCATION note; add initialization status to loc descriptor
224 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
225 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
226 status is uninitialized, add "[uninint]" to output.
227 * common.opt (fvar-tracking-uninit): New option, similar to
228 fvar-tracking, to turn on tracking of uninitialized variables; creates
229 a new global flag, flag_var_tracking_uninit.
230 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
231 (enum var_init_status): New type, for var initialization status field.
232 * var-tracking.c (struct location_chain_def): Two new fields, init,
233 for initialization status, and set_src for the assignment value expr.
234 (unshare_variable): New parameter for initialization status;
235 initialize new init and set_src fields.
236 (var_reg_set): New parameters for initialization status and value;
237 pass them to set_variable_part.
238 (var_mem_set): Likewise.
239 (get_init_value): New function.
240 (var_reg_delete_and_set): New initialization status & value
241 parameters; add call to get_init_value if status is unknown; pass new
242 parameters to clobber_variable_part and var_reg_set.
243 (var_mem_delete_and_set): Likewise.
244 (var_reg_delete): Pass null set_src value to clobber_variable_part.
245 (var_mem_delete): Likewise.
246 (variable_union): Pass status to unshare_variable; initialize new init
247 and set_src fields. If flag_var_tracking_uninit is not set, force
248 status to initialized.
249 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
250 used later to get the set_src value.
251 (find_src_status): New function.
252 (find_src_set_src): New function.
253 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
254 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
255 MO_SET, get set_src value and pass it to var_reg_delete_and_set
256 and var_mem_delete_and_set.
257 (dump_variable): Print out "[uninit]" if appropriate.
258 (set_variable_part): Add new initialization and set_src parameters;
259 pass status to unshare_variable; set node->init and node- >set_src
260 fields and modify slot in hash table appropriately; save the init and
261 set_src values if appropriate and assign to the new node.
262 (clobber_variable_part): New set_src parameter; if two nodes have
263 same variable and same location but different set_src (assignment)
264 values, clobber old node.
265 (delete_variable_part): Pass init status to unshare_variable.
266 (emit_note_insn_var_location): Add initialized var; assign var's init
267 status to new 'initialized'; pass new init status field to calls to
268 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
269 status to initialized.
270 (emit_notes_in_bb): Pass initialization status to calls to
271 var_reg_set, var_mem_set, var_reg_delete_and_set and
272 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
273 var_reg_delete_and_set and var_mem_delete_and_set; call
274 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
275 make up for change in add_stores.
276 (vt_add_function_parameters): Add status to calls to
278 * config/darwin.c (darwin_override_options): Turn on uninitialized
279 tracking automatically, if var_tracking is on and the system is
282 2007-07-13 Sa Liu <saliu@de.ibm.com>
284 * config.gcc: Add options for arch and tune on SPU.
285 * config/spu/predicates.md: Add constant operands 0 and 1.
286 * config/spu/spu-builtins.def: Add builtins for double precision
287 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
288 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
290 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
292 * config/spu/spu-protos.h: Add new function prototypes.
293 * config/spu/spu.c (spu_override_options): Check options -march and
295 (spu_comp_icode): Add comparison code for DFmode and vector mode.
296 (spu_emit_branch_or_set): Use the new code for DFmode and vector
298 (spu_const_from_int): New. Create a vector constant from 4 ints.
299 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
300 (spu_emit_vector_compare): New. Emit vector compare.
301 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
302 * config/spu/spu.h: Add options -march and -mtune. Define processor
303 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
304 CANONICALIZE_COMPARISON.
305 * config/spu/spu.md: Add new insns for double precision compare
306 and double precision vector compare. Add vcond and smax/smin patterns
307 to enable DFmode vector conditional expression.
308 * config/spu/spu.opt: Add options -march and -mtune.
309 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
310 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
311 both CELL and CELLEDP targets: spu_testsv.
312 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
315 2007-07-13 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/32721
318 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
319 TREE_THIS_VOLATILE on the folded reference.
320 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
321 if the array reference has TREE_THIS_VOLATILE set.
323 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
326 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
328 2007-07-13 Andreas Schwab <schwab@suse.de>
330 * gengtype-lex.l: Allow declarations to be indented.
332 2007-07-12 Geoffrey Keating <geoffk@apple.com>
334 * ginclude/tgmath.h: New.
335 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
336 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
337 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
338 * configure: Regenerate.
340 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
342 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
343 correct index when setting register save state for xd
346 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
348 * config/sh/sh.c (mark_use): Remove.
350 2007-07-12 Paul Brook <paul@codesourcery.com>
352 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
353 reg does not overlap return value.
355 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
357 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
358 (set_expression_vuses): Ditto.
359 (init_pre): Initialize expression_vuses.
361 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
363 * config/i386/sse.md (storentdf, storentsf): New.
365 2007-07-12 Geoffrey Keating <geoffk@apple.com>
367 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
369 * tree.c (build_decl_stat): Move code from here...
370 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
371 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
372 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
373 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
374 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
377 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
378 Devang Patel <dpatel@apple.com>
380 PR tree-optimization/25413
381 * targhooks.c (default_builtin_vector_alignment_reachable): New.
382 * targhooks.h (default_builtin_vector_alignment_reachable): New.
383 * tree.h (contains_packed_reference): New.
384 * expr.c (contains_packed_reference): New.
385 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
386 (vect_enhance_data_refs_alignment): Call
387 vector_alignment_reachable_p.
388 * target.h (vector_alignment_reachable): New builtin.
389 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
390 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
391 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
393 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
395 * target.h (builtin_vectorization_cost): Add new target builtin.
396 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
397 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
398 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
399 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
400 uninitialized variables.
401 * tree-vect-transform.c (cost_for_stmt): New function.
402 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
403 using cost 1 for all scalar stmts. Be less conservative when
404 estimating the number of prologue/epulogue iterations. Call
405 targetm.vectorize.builtin_vectorization_cost. Return
406 min_profitable_iters-1.
407 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
408 initialization cost instead of TARG_VEC_STMT_COST. Use
409 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
410 epilogue code. Fix epilogue cost computation.
411 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
412 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
413 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
414 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
415 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
416 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
418 2007-07-12 Richard Guenther <rguenther@suse.de>
420 * gimplify.c (gimplify_conversion): Make sure that the result
421 from maybe_fold_offset_to_reference is trivially convertible
422 to the desired type before doing the simplification.
423 (gimplify_expr): Likewise.
424 * fold-const.c (fold_binary): Use the correct types for
425 building the simplified expression.
427 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
429 PR rtl-optimization/32729
430 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
431 that fallthru to exit.
433 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
435 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
436 (symDTPOFF2reg): Likewise.
438 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
440 PR tree-optimization/32663
442 * tree.h (VALUE_HANDLE_VUSES): Remove.
443 (struct tree_value_handle): Remove vuses.
445 * tree-vn.c (create_value_handle_for_expr): Don't set
448 * tree-ssa-pre.c (expression_vuses): New.
449 (alloc_expression_id): Set up expression_vuses.
450 (get_expression_vuses): New.
451 (set_expression_vuses): Ditto.
452 (clear_expression_ids): Modify for expression_vuses.
453 (phi_translate_1): Ditto.
454 (phi_translate_set): Ditto.
455 (value_dies_in_block_x): Ditto
456 (valid_in_sets): Ditto.
457 (add_to_sets): Ditto.
458 (find_existing_value_expr): Ditto.
459 (create_value_handle_for_expr): Ditto.
460 (make_values_for_stmt): Ditto.
461 (vuse_equiv): Remove.
463 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
465 * Makefile.in (mostlyclean): Remove object files.
467 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
469 * toplev.c (no_new_pseudos): Deleted.
470 * rtl.h (no_new_pseudos): Deleted.
471 * tree-pass.h (pass_no_new_pseudos): Deleted.
472 * passes.c (pass_no_new_pseudos): Deleted.
473 * final.c (rest_of_clean_state): Removed no_new_pseudos.
474 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
475 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
477 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
478 * rtlhooks.c (gen_lowpart_general): Ditto.
479 * optabs.c (prepare_operand): Ditto.
480 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
482 * modulo-sched.c (rest_of_handle_sms): Ditto.
483 * see.c (rest_of_handle_see): Ditto.
484 * ifcvt.c (if_convert): Ditto.
485 (gate_handle_if_after_combine): Replaced no_new_pseudos with
487 * init-regs.c (gate_initialize_regs): Deleted set of
489 * lower-subreg.c (decompose_multiword_subregs): Ditto.
490 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
491 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
493 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
496 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
497 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
498 (*vec_extractv2di_1_rex64): New insn pattern.
500 2007-07-11 David Daney <ddaney@avtrex.com>
502 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
503 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
504 for SIGNAL_UNWIND_RETURN_COLUMN.
505 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
506 (DWARF_FRAME_REGNUM): Rewrite.
507 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
509 2007-07-11 Nick Clifton <nickc@redhat.com>
511 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
512 delta and use gen_int_mode in place of GET_INT instead.
514 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
516 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
519 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
521 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
522 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
524 * params.h (VERIFY_CANONICAL_TYPES): Remove.
525 (USE_CANONICAL_TYPES): New.
526 * doc/invoke.texi (verify-canonical-types): Remove.
527 (use-canonical-types): Add.
529 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
531 * config/spu/spu.c (spu_optimization_options): Remove setting of
532 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
533 (spu_override_options): Move it here.
535 2007-07-11 Richard Sandiford <richard@codesourcery.com>
537 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
538 * config/mips/mips.c (mips_cpu_info_table): Mention
539 MIPS_ISA_LEVEL_SPEC in the comment.
541 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
543 PR tree-optimization/32713
544 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
546 2007-07-11 Paolo Carlini <pcarlini@suse.de>
549 * c-opts.c (c_common_post_options): Do not change flag_complex_method
550 conditional to flag_isoc99.
551 (c_common_init_options): Do it here, unconditionally.
553 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
555 PR tree-optimization/32589
556 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
557 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
558 * tree-ssa-propagate.c (valid_gimple_expression_p): New
559 predicate, extracted from...
560 (set_rhs): ...here. Call it for the expression on entry.
561 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
562 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
563 (simplify_binary_expression): Use valid_gimple_expression_p
564 to validate the simplification.
565 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
567 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
569 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
570 DWARF2_DEBUG on 32 bit target too.
571 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
573 2007-07-11 Nick Clifton <nickc@redhat.com>
575 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
576 version for 64-bit hosts.
578 2007-07-10 David Daney <ddaney@avtrex.com>
580 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
582 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
584 * config/mips/mips.c (mips_expand_synci_loop): New function.
585 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
586 (UNSPEC_RDHWR): Same.
587 (UNSPEC_SYNCI): Same.
589 (clear_cache): New expand.
593 (clear_hazard): Same.
594 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
596 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
597 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
599 2007-07-10 Ian Lance Taylor <iant@google.com>
601 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
604 2007-07-10 David Daney <ddaney@avtrex.com>
606 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
607 * builtins.c (expand_builtin___clear_cache): New function.
608 (expand_builtin): Call expand_builtin___clear_cache for
609 BUILT_IN_CLEAR_CACHE case.
610 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
611 * doc/md.texi (clear_cache): Document new instruction pattern.
612 * testsuite/gcc.dg/builtins-64.c: New test.
614 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
616 * config/cris/cris.md ("movsi"): Fix typo in last change.
618 2007-07-09 Geoffrey Keating <geoffk@apple.com>
621 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
623 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
624 * varasm.c (assemble_start_function): Honor DECL_ALIGN
625 for FUNCTION_DECLs. Don't use align_functions_log if
627 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
628 even for FUNCTION_DECLs.
629 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
631 * tree.h (DECL_ALIGN): Update for new location of 'align'.
632 (DECL_FUNCTION_CODE): Update for new location and name of
634 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
635 (struct tree_decl_common): Move 'align' and 'off_align' out
636 of union, ensure they're still on a 32-bit boundary. Remove
637 other fields in union 'u1'.
638 (struct tree_function_decl): Add field 'function_code' replacing
639 'u1.f' in tree_decl_common.
640 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
641 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
642 (Variable Attributes): Cross-reference 'aligned' attribute
643 to Function Attributes.
644 * flags.h (force_align_functions_log): Delete.
645 * toplev.c (force_align_functions_log): Delete.
647 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
651 (*vec_concatv2di_rex): New insn pattern.
653 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
656 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
658 2007-07-10 Ian Lance Taylor <iant@google.com>
660 Replace no_new_pseudos in backends.
661 * rtl.h (can_create_pseudo_p): Define.
662 * config/darwin.c (machopic_indirect_data_reference): Use
663 can_create_pseudo_p () instead of no_new_pseudos.
664 (machopic_indirect_data_reference): Likewise.
665 (machopic_legitimize_pic_address): Likewise.
666 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
667 (alpha_emit_set_const_1): Likewise.
668 (alpha_emit_set_const): Likewise.
669 (alpha_emit_conditional_move): Likewise.
670 (alpha_split_conditional_move): Likewise.
671 * config/alpha/alpha.md (various splitters): Likewise.
673 * config/arm/arm.c (legitimize_pic_address): Likewise.
674 (arm_load_pic_register): Likewise.
675 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
676 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
677 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
678 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
679 * config/cris/cris.md (movsi): Likewise.
680 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
681 (symGOTOFF2reg_hilo): Likewise.
682 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
683 * config/h8300/h8300.md (insv, extzv): Likewise.
684 * config/i386/i386.c (ix86_expand_move): Likewise.
685 (ix86_expand_vector_move): Likewise.
686 (ix86_prepare_fp_compare_args): Likewise.
687 (ix86_expand_carry_flag_compare): Likewise.
688 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
689 (tls_dynamic_gnu2_combine_32): Likewise.
690 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
691 * config/ia64/ia64.c (ia64_expand_move): Likewise.
692 (ia64_expand_movxf_movrf): Likewise.
693 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
694 (m32c_split_move): Likewise.
695 (m32c_expand_insv): Likewise.
696 * config/m68k/m68k.md (movsi): Likewise.
697 * config/mips/mips.c (mips_force_temporary): Likewise.
698 (mips_split_symbol): Likewise.
699 (mips_move_integer): Likewise.
700 (mips_legitimize_const_move): Likewise.
701 * config/mn10300/mn10300.md (movsi): Likewise.
702 * config/pa/pa.c (emit_move_sequence): Likewise.
703 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
704 (rs6000_got_register): Likewise.
705 (create_TOC_reference): Likewise.
706 (rs6000_machopic_legitimize_pic_address): Likewise.
707 * config/rs6000/rs6000.md (add<mode>3): Likewise.
708 (various splitters): Likewise.
709 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
710 (movsi_got): Likewise.
711 * config/s390/s390.c (emit_symbolic_move): Likewise.
712 * config/s390/s390.md (movhi, movqi): Likewise.
713 (load_multiple, store_multiple): Likewise.
714 * config/score/score.c (score_force_temporary): Likewise.
715 * config/sh/sh.c (prepare_move_operands): Likewise.
716 (prepare_cbranch_operands): Likewise.
717 (emit_fpu_switch): Likewise.
718 (fpscr_set_from_mem): Likewise.
719 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
720 (adddi3, subsi3): Likewise.
721 (various splitters): Likewise.
722 (divsi_inv_fp_combine): Likewise.
723 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
724 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
726 * config/sh/predicates.md (xor_operand): Likewise.
727 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
728 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
729 (movdi_pic_label_ref): Likewise.
730 * config/spu/spu.c (spu_split_immediate): Likewise.
731 * config/alpha/alpha.md (various splitters): Remove test
732 !no_new_pseudos || reload_completed.
733 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
735 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
736 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
737 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
738 * config/score/score.c (th_output_mi_thunk): Likewise.
739 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
740 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
742 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
744 PR rtl-optimization/32664
745 * mode-switching.c (create_pre_exit): Skip barrier insns.
747 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
749 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
750 force_gimple_operand_bsi.
751 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
752 rewrite_use_compare): Ditto.
753 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
755 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
756 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
757 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
758 * tree-profile.c (prepare_instrumented_value,
759 tree_gen_interval_profiler, tree_gen_pow2_profiler,
760 tree_gen_one_value_profiler, tree_gen_ic_profiler,
761 tree_gen_ic_func_profiler, tree_gen_average_profiler,
762 tree_gen_ior_profiler): Ditto.
763 * tree-ssa-reassoc.c (negate_value): Ditto.
764 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
765 Use force_gimple_operand_bsi.
766 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
767 * tree-if-conv.c (add_to_dst_predicate_list,
768 find_phi_replacement_condition): Ditto.
769 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
770 Call mark_symbols_for_renaming for new statements.
771 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
773 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
775 * cfghooks.c (remove_edge): New function.
776 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
778 * cfghooks.h (remove_edge): Declare.
779 * cfg.c (remove_edge): Renamed to remove_edge_raw.
780 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
782 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
784 * optabs.h: Added declaration for signbit_optab.
785 * optabs.c: (init_optabs): Added initialization for signbit_optab.
786 * genoptinit.c (optabs): Added entry for signbit insns.
787 * builtins.c (expand_builtin_signbit): Added code to use a signbit
789 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
790 * config/s390/s390.md (signbit<mode>2): New expander.
792 2007-07-09 Richard Guenther <rguenther@suse.de>
795 * fold-const.c (fold_plusminus_mult_expr): Move constant
796 arguments second to allow decomposing.
798 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
801 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
803 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
804 Disregard DECL_FROM_INLINE.
806 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
809 * doc/invoke.texi: Add ftree-reassoc flag.
810 * common.opt (ftree-reassoc): New flag.
811 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
812 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
814 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
816 PR tree-optimization/32681
817 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
818 saved in second_edge->aux when first_bb is a loop header.
820 2007-07-09 Jan HUbicka <jh@suse.cz>
822 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
824 2007-07-09 Richard Guenther <rguenther@suse.de>
826 * c-decl.c (start_function): Do not promote return type.
828 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
830 * function.c (do_warn_unused_parameter): Do not warn if
831 TREE_NO_WARNING is set.
833 2007-07-08 Andreas Schwab <schwab@suse.de>
835 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
837 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
840 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
842 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
843 apply to assembly language, too.
844 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
846 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
848 Revert (note the sccvn portions are *not* reverted)
849 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
851 Fix PR tree-optimization/23488
853 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
855 * tree-flow-inline.h (get_value_handle): Ditto.
856 * tree-ssa-pre.c (decl_vh_map): New.
857 (decl_node_pool): New.
858 (can_value_number_operation): Support DECL_P.
859 (can_PRE_operation): Ditto.
860 (create_expression_by_pieces): Ditto.
861 (find_existing_value_expr): Modify to differnetiate between
862 addressing and top level.
863 (create_value_handle_for_expr): Handle DECL's.
864 (poolify_tree): Ditto.
865 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
866 (make_values_for_stmt): Handle DECL's properly.
867 (init_pre): Reorg to not init useless things during FRE.
869 * tree-flow.h: Include pointer-set.h.
870 (decl_vh_map): Declare.
871 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
873 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
875 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
876 the constraint description.
877 * doc/md.texi: Update documentation of AVR constraints.
879 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
881 * auto-inc-dec.c, config/arm/arm.c,
882 config/m32r/constraints.md, config/mips/mips.md,
883 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
884 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
885 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
886 typos. Follow spelling conventions.
887 * doc/invoke.texi, doc/rtl.texi: Fix typos.
889 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
890 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
892 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
893 realloc_vuse): Remove.
894 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
897 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
899 Fix PR tree-optimization/23488
901 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
902 (try_to_simplify): Ditto.
904 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
906 * tree-flow-inline.h (get_value_handle): Ditto.
907 * tree-ssa-pre.c (decl_vh_map): New.
908 (decl_node_pool): New.
909 (can_value_number_operation): Support DECL_P.
910 (can_PRE_operation): Ditto.
911 (create_expression_by_pieces): Ditto.
912 (find_existing_value_expr): Modify to differnetiate between
913 addressing and top level.
914 (create_value_handle_for_expr): Handle DECL's.
915 (poolify_tree): Ditto.
916 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
917 (make_values_for_stmt): Handle DECL's properly.
918 (init_pre): Reorg to not init useless things during FRE.
920 * tree-flow.h: Include pointer-set.h.
921 (decl_vh_map): Declare.
922 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
924 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
926 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
927 apply to assembly language, too.
928 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
930 2007-07-06 Ian Lance Taylor <iant@google.com>
931 Zack Weinberg <zackw@panix.com>
934 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
936 2007-07-06 Richard Sandiford <richard@codesourcery.com>
938 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
939 (prefetch): Likewise if "pref" would be used.
941 2007-07-06 Josh Conner <jconner@apple.com>
945 * calls.c (store_one_arg): Handle arguments which are partially
946 on the stack when detecting argument overlap.
948 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
950 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
951 chosen during find_reloads.
953 2007-07-06 Richard Guenther <rguenther@suse.de>
955 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
956 TYPE_ARG_TYPES for verification of argument types. Use
957 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
958 parameters as variable arguments.
960 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
962 * libgcc2.h (word_type): Type definition removed.
963 (cmp_return_type, shift_count_type): Type definitions added.
964 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
965 replaced with shift_count_type.
966 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
968 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
969 changed from word_type to Wtype.
970 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
971 replaced with shift_count_type.
972 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
974 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
975 and libgcc_shift_count attribute added.
976 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
977 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
978 (TARGET_INITIALIZER): New target hooks added.
979 * targhooks.c (default_libgcc_cmp_return_mode,
980 default_libgcc_shift_count_mode): Default implementations for the new
982 * targhooks.h (default_libgcc_cmp_return_mode,
983 default_libgcc_shift_count_mode): Function prototypes added.
984 * target.h (struct gcc_target): Fields for the new target hooks added.
985 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
987 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
990 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
991 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
993 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
994 s390_libgcc_shift_count_mode): Functions added.
995 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
996 Target hooks defined.
998 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1000 * config/mips/mips.c (compute_frame_size): Restore the original
1001 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
1002 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
1003 Document why the difference is needed.
1005 2007-07-06 Richard Guenther <rguenther@suse.de>
1007 * c-common.c (boolean_increment): Use correctly typed
1010 2007-07-06 Richard Sandiford <richard@codesourcery.com>
1012 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
1013 the topmost argument register is not also included in the save mask.
1014 (mips16e_collect_argument_save_p): Take a pointer to the argument
1015 register, rather than a pointer to the number of arguments.
1016 (mips16e_collect_argument_saves): Only include argument saves
1017 that aren't in the register mask.
1019 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
1021 PR rtl-optimization/32450
1022 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1023 to ensure that instructions are not moved into the prologue when
1024 profiling is on. Remove unused prologue_end variable.
1025 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1026 as a scheduling barrier.
1028 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1031 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1032 Disregard DECL_FROM_INLINE.
1034 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1036 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1037 IORing with a constant.
1039 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1041 PR rtl-optimization/32475
1042 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1043 for every definition of the stack pointer.
1045 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1047 * arm.c (vfp3_const_double_index): Copy signed results of
1048 REAL_VALUE_TO_INT into unsigned vars.
1050 2007-07-05 Richard Guenther <rguenther@suse.de>
1053 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1055 * tree-ssa.c (useless_type_conversion_p): Check canonical
1058 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1060 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1061 zero_extendhisi2): Change to define_insn_and_split.
1062 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1064 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1066 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1067 pass_match_asm_constraints): New.
1068 * passes.c (init_optimization_passes): Add new pass.
1069 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1070 * function.h (struct function): Add has_asm_statement bit.
1071 (current_function_has_asm_statement): New.
1072 * tree-pass.h (pass_match_asm_constraints): New.
1074 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1076 * config/mips/mips.c (mips_file_start): Avoid declaration
1079 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1081 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1083 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1085 * rtl.def (NOTE): Change print format string to print
1086 operand 5 as a note insn name.
1088 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1089 David Ung <davidu@mips.com>
1091 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1092 * doc/invoke.texi: (MIPS Options): Document them.
1094 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1095 David Ung <davidu@mips.com>
1097 Add support for SmartMIPS ASE.
1099 * optabs.c (expand_binop_directly): New, broken out from...
1100 (expand_binop): Here. Make it try rotating in the other
1101 direction even when the second operand isn't constant.
1102 * config/mips/mips.md (*lwxs): New.
1103 * config/mips/mips.opt (msmartmips): New.
1104 * config/mips/mips.c (mips_lwxs_address_p): New.
1105 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1106 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1107 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1108 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1109 (ISA_HAS_LWXS): New.
1110 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1111 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1112 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1113 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1114 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1115 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1116 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1118 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1120 * tree-vectorizer.c (new_loop_vec_info): Initialize
1121 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1122 * tree-vectorizer.h (_loop_vec_info): Added new filed
1123 min_profitable_iters.
1124 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1125 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1126 * tree-vect-analyze.c (vect_analyze_operations): Set
1127 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1128 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1129 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1130 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1131 and prologue cost to after they are computed.
1132 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1134 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1135 of creating vectors from scalars according to dt.
1136 (vect_model_store_cost): Likewise.
1137 (vectorizable_call): Use dt array instead of scalar dt. Call
1138 vect_model_simple_cost with additional argument dt.
1139 (vectorizable_assignment): Likewise.
1140 (vectorizable_operation): Likewise.
1141 (vectorizable_type_demotion): Likewise.
1142 (vectorizable_type_promotion): Likewise.
1143 (vectorizable_store): Use dt array instead of scalar dt. Call
1144 vect_model_store_cost with additional argument dt.
1145 (vect_do_peeling_for_loop_bound): Don't call
1146 vect_estimate_min_profitable_iters. Instead, lookup
1147 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1148 "may not be profitable".
1150 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1153 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1154 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1155 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1156 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1158 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1160 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1161 addressing modes cheaper.
1163 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1165 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1166 (dw_ranges_struct): Rename block_num to num. Adjust.
1167 (dw_ranges_by_label_struct): New.
1168 (ranges_by_label, ranges_by_label_allocated,
1169 ranges_by_label_in_use): New variables.
1170 (add_ranges_num): Factored most of the code out of...
1171 (add_ranges): ... this one. Rewrite in terms of the former.
1172 (add_ranges_by_labels): New.
1173 (output_ranges): Output by-label ranges.
1174 (dwarf2out_finish): Output range for multiple-section
1175 compile_unit. Output standard DW_AT_low_pc in addition to
1176 unexpected DW_AT_entry_pc.
1178 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1180 PR tree-optimization/32604
1181 PR tree-optimization/32606
1183 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1184 (compute_antic_safe): Removed.
1185 (ANTIC_SAFE_LOADS): Ditto.
1186 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1187 (execute_pre): Don't call compute_antic_safe.
1188 (vuse_equiv): New function.
1189 (make_values_for_stmt): Use it
1190 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1193 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1196 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1198 (avr_attribute_table): Make "naked" attribute apply to function types
1199 rather than to decls.
1200 (avr_handle_fntype_attribute): New function.
1202 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1204 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1207 2007-07-04 David Ung <davidu@mips.com>
1208 Joseph Myers <joseph@codesourcery.com>
1210 * config/mips/mips.md (type): Add logical, signext and move.
1211 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1212 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1213 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1214 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1215 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1216 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1217 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1218 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1219 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1220 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1221 movv2sf_hardfloat_64bit): Use the new types.
1222 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1223 *movdf_softfloat, *movdf_mips16): Use "multi".
1224 (extendqihi2): Replace with a define_expand.
1225 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1226 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1227 * config/mips/74k.md (r74k_int_logical): New reservation and
1229 (r74k_int_arith): Remove "slt".
1230 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1231 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1232 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1233 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1234 reservations for "arith".
1236 2007-07-04 Richard Guenther <rguenther@suse.de>
1238 * tree-ssa.c (useless_type_conversion_p): Add handling for
1239 scalar float and vector types. Only call the types_compatible_p
1240 langhook for aggregate types as last resort. Follow the
1243 2007-07-04 Richard Guenther <rguenther@suse.de>
1245 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1246 the same as NOP_EXPR.
1248 2007-07-04 Nick Clifton <nickc@redhat.com>
1250 * target.h (struct gcc_target): Add target_help field.
1251 * target-def.h (TARGET_HELP): New.
1252 (TARGET_INITIALIZER): Use TARGET_HELP.
1253 * opts.c (command_handle_option): Invoke target_help function, if
1254 defined, when the user has specified --target-help on the command
1256 * doc/invoke.texi: Mention that --target-help might print
1257 additional information.
1258 * doc/tm.texi: Document TARGET_HELP hook.
1260 * arm.c (TARGET_HELP): Override default definition.
1261 (arm_target_help): New - display a wrapped list of cores and
1262 architectures supported.
1264 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1266 * config/gcc/v850/v850.c (expand_prologue): Make sure
1267 GEN_INT() argument is sign extended rather than zero extended.
1268 (expand_epilogue): Likewise.
1269 (output_move_double): Delete.
1270 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1271 * config/gcc/v850/v850.md (movdi): Delete.
1272 (*movdi_internal): Delete.
1274 (*movdf_internal): Delete.
1276 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1278 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1279 unless compiling RTP PIC.
1281 2007-07-04 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/32482
1284 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1285 original ssa name if we didn't find a shift expression.
1286 Fix shift constant for bit zero test.
1288 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1290 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1292 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1294 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1295 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1296 * config/arm/vxworks.h (ASM_SPEC): Delete.
1297 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1299 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1301 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1302 (DDR_REVERSED_P): New.
1303 * tree-data-ref.c (initialize_data_dependence_relation,
1304 build_classic_dist_vector): Set DDR_REVERSED_P.
1306 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1309 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1310 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1311 init_omega_for_ddr_1): Use non conservative number of iterations
1313 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1314 (analyze_siv_subscript): Remove FIXME and reinitialization of
1315 last_conflicts to chrec_dont_know.
1316 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1318 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1320 * tree.c (maybe_canonicalize_argtypes): Improve description.
1322 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1324 * tree.c (maybe_canonicalize_argtypes): New.
1325 (build_function_type): Set canonical type.
1326 (build_method_type_directly): Ditto.
1327 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1330 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1332 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1334 (rewrite_use_nonlinear_expr): Likewise.
1336 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1338 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1340 2007-07-04 Ben Elliston <bje@au.ibm.com>
1342 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1345 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1347 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1348 (Exception Handling): Likewise.
1350 2007-07-03 Jan Hubicka <jh@suse.cz>
1352 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1354 2007-07-03 Eric Christopher <echristo@apple.com>
1356 * doc/cppopts.texi: Add conflicting option note to -dM.
1357 * doc/invoke.texi: Add note about possible conflicts with
1358 -E for -dCHARS and note that -dM will not produce
1359 any results if there is no machine dependent reorg.
1361 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1363 * tree.h (DECL_ALIGN): Back out previous change.
1365 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1367 * configure.ac: Test for .dtprelword support on MIPS.
1368 * configure, config.in: Regenerate.
1369 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1370 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1372 2007-07-03 Julian Brown <julian@codesourcery.com>
1374 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1375 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1376 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1377 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1379 (all_fpus): Add FPUTYPE_VFP3.
1380 (fp_model_for_fpu): Add VFPv3 field.
1381 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1382 (vfp3_const_double_index): New function. Return integer index of
1383 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1385 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1386 and argument represents a valid RTX for a VFPv3 constant.
1387 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1389 (vfp_emit_fstmd): Similar, for fstmd.
1390 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1391 constants, represented as integer indices.
1392 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1393 VFP_REGNO_OK_FOR_DOUBLE macros.
1394 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1395 (arm_file_start): Set float-abi attribute for VFPv3, and output
1396 correct ".fpu" assembler directive.
1397 (arm_dbx_register_numbering): Add FIXME.
1398 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1399 (fputype): Add FPUTYPE_VFP3.
1400 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1401 (CALL_USED_REGISTERS): Likewise.
1402 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1403 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1404 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1405 (D7_VFP_REGNUM): New.
1406 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1407 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1408 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1409 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1410 (REG_ALLOC_ORDER): Adjust for VFPv3.
1411 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1412 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1413 VFP_LO_REGS, VFP_HI_REGS.
1414 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1415 (IS_VFP_CLASS): Define macro.
1416 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1418 (REGISTER_MOVE_COST): Likewise.
1419 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1420 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1421 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1422 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1423 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1424 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1425 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1426 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1427 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1428 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1429 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1430 where appropriate for single-word registers.
1431 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1432 As above. Fix type attributes.
1433 * config/arm/constraints.md (register_contraint "t"): Define.
1434 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1436 (register_constraint "x"): Define.
1437 (constraint "Dv"): Define.
1439 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1441 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1443 2007-07-03 Tom Tromey <tromey@redhat.com>
1445 * c-parser.c (objc_pq_context): Removed.
1446 (objc_need_raw_identifier): Likewise.
1447 (c_parser) <objc_pq_context>: New field.
1448 <objc_need_raw_identifier>: Likewise.
1449 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1450 (c_lex_one_token): Update.
1451 (c_parser_objc_protocol_definition): Update.
1452 (c_parser_objc_method_definition): Update.
1453 (c_parser_objc_methodproto): Update.
1454 (c_parser_declspecs): Update.
1456 2007-07-03 David Ung <davidu@mips.com>
1458 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1460 2007-07-03 David Ung <davidu@mips.com>
1461 Richard Sandiford <richard@codesourcery.com>
1463 * doc/invoke.texi: Document -march=74kf3_2.
1464 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1465 (TUNE_74K): Check for it.
1466 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1467 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1468 * config/mips/mips.md (cpu): Add 74kf3_2.
1469 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1470 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1471 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1472 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1473 74kf3_2 to the CPU list.
1474 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1475 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1476 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1477 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1478 (r74kf3_2_fxfer_from_c1): New insn reservations.
1480 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1481 David Ung <davidu@mips.com>
1483 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1484 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1485 and 74k[fx]. Document aliases for the new options.
1486 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1487 (PROCESSOR_24KF2_1): ...this.
1488 (PROCESSOR_24KX): Rename to...
1489 (PROCESSOR_24KF1_1): ...this.
1490 (PROCESSOR_74KF): Rename to...
1491 (PROCESSOR_74KF2_1): ...this.
1492 (PROCESSOR_74KX): Rename to...
1493 (PROCESSOR_74KF1_1): ...this.
1494 (TUNE_74K): Update PROCESSOR_* names.
1495 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1496 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1497 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1498 (mips_rtx_cost_data): Update processor names in comments.
1499 (mips_issue_rate): Update PROCESSOR_* names.
1500 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1501 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1502 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1503 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1504 Update cpu attribute names.
1505 (r24k_fpu_iss): Rename this reservation to...
1506 (r24kf2_1_fpu_iss): ...this and update all uses.
1507 (r24kx_fpu_iss): Rename this reservation to...
1508 (r24kf1_1_fpu_iss): ...this and update all uses.
1509 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1510 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1511 Update cpu attribute names.
1513 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1515 * config/m32r/constraints.md: New file.
1516 * config/m32r/m32r.c: Include tm-constrs.h.
1517 (small_data_operand): Use satisfies_constraint_* instead of macro.
1518 (addr24_operand, gen_compare): Likewise.
1519 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1520 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1521 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1522 EXTRA_CONSTRAINT): Likewise.
1523 * config/m32r/m32r.md: Include constraints.md.
1524 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1525 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1526 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1527 (two_insn_const_operand, int8_operand, uint16_operand,
1528 reg_or_int16_operand, reg_or_uint16_operand,
1529 reg_or_cmp_int16_operand, cmp_int16_operand,
1530 seth_add3_operand): Likewise.
1532 2007-07-03 Eric Christopher <echristo@gmail.com>
1534 * libgcc2.h: Conditionally declare __bswapsi2 and
1537 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1539 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1542 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1545 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1546 (__gthrw_pragma): Provide default definition.
1548 * gthr-posix.c (__gthrw_pragma): Define.
1550 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1552 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1553 before declaring inequality.
1555 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1557 * combine.c (recog_for_combine): Log the success or failure of
1558 matching new insn patterns against the machine description in
1561 2007-07-03 Revital Eres <eres@il.ibm.com>
1563 * ddg.c (print_sccs): New function.
1564 (check_sccs): New function.
1565 (create_ddg_all_sccs): Use it.
1566 * ddg.h (print_sccs): Declare.
1567 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1569 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1571 * targhooks.h (default_mode_for_suffix): New function declaration.
1572 * targhooks.c (default_mode_for_suffix): New default target hook.
1573 * target.h (struct c): New structure in the targetm struct.
1574 (mode_for_suffix): New target hook as part of struct c.
1575 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1576 default_mode_for_suffix.
1577 (TARGET_C): New define.
1578 * c-lex.c: Include "target.h".
1579 (interpret_float): Use targetm.c.mode_for_suffix to determine
1580 the mode for a given non-standard suffix.
1581 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1583 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1584 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1586 * doc/extend.texi (Floating Types): New node. Document __float80 and
1587 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1589 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1592 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1593 predicate instead of target_operand.
1594 (divsi3_i1_media, divsi3_media_2): Likewise.
1596 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1598 * tree.h (alias_sets_might_conflict_p): Rename into
1599 alias_sets_must_conflict_p.
1600 * alias.c (alias_sets_might_conflict_p): Likewise.
1601 (alias_sets_conflict_p): Use it.
1602 (objects_must_conflict_p): Likewise.
1603 * c-common.c (strict_aliasing_warning): Adjust.
1605 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1607 * rtlhooks.c (gen_lowpart_if_possible): Check for
1608 invalid subreg before calling gen_lowpart_SUBREG.
1610 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1612 * config/darwin9.h: Add copyright notice.
1613 (LINK_COMMAND_SPEC): Add comment.
1614 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1615 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1616 DARWIN_LIBSYSTEM_HAS_UNWIND.
1618 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1621 * omp-low.c (check_combined_parallel): New function.
1622 (lower_omp_parallel): Call it via walk_stmts, set
1623 OMP_PARALLEL_COMBINED if appropriate.
1624 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1625 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1626 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1627 don't consider it as combined parallel.
1629 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1631 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1632 (gcc_tooldir): Likewise.
1633 * configure: Regenerate.
1634 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1635 old configure.ac gcc_tooldir setting.
1636 (prefix_to_exec_prefix): New variable.
1637 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1638 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1640 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1642 Fix PR tree-optimization/32583
1643 Fix PR tree-optimization/32584
1644 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1645 (phi_translate_set): Use phi_translate directly now.
1646 (make_values_for_stmt): Don't value number RHS if we already know
1649 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1650 Jim Wilson <wilson@specifix.com>
1653 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1656 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1657 Richard Sandiford <richard@codesourcery.com>
1658 Nigel Stephens <nigel@mips.com>
1660 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1661 (mips16e_output_save_restore): Declare.
1662 (mips16e_save_restore_pattern_p): Likewise.
1663 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1664 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1665 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1666 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1667 (BITSET_P): New global macro, extracted from...
1668 (mips_for_each_saved_reg): ...here.
1669 (mips16e_save_restore_info): New struct.
1670 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1671 (mips16e_save_restore_regs): New variable.
1672 (mips_split_plus, mips16e_find_first_register): New functions.
1673 (mips16e_mask_registers): New function.
1674 (compute_frame_size): Expand the commentary before the function.
1675 Enforce the MIPS16e save and restore register range restrictions.
1676 Pad the general register save area at the low end.
1677 (mips16e_save_restore_reg, mips16e_build_save_restore)
1678 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1679 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1680 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1682 (mips_expand_prologue, mips_expand_epilogue): Handle
1683 GENERATE_MIPS16E_SAVE_RESTORE.
1684 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1686 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1688 PR tree-optimization/31966
1689 PR tree-optimization/32533
1690 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1691 "basic_block" description as its third argument. Update function
1692 calls to get destination bb from "edge" argument. Save "cond" into
1693 aux field of the edge. Update prototype for changed arguments.
1694 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1696 (find_phi_replacement_condition): Operate on incoming edges, not
1697 on predecessor blocks. If there is a condition saved in the
1698 incoming edge aux field, AND it with incoming bb predicate.
1699 Return source bb of the first edge.
1700 (clean_predicate_lists): Clean aux field of outgoing node edges.
1701 (tree_if_conversion): Do not initialize cond variable. Move
1702 variable declaration into the loop.
1703 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1704 initializations of new_stmt, arg0 and arg1 variables.
1706 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1708 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1709 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1711 2007-07-02 Richard Guenther <rguenther@suse.de>
1713 * tree-ssa.c (useless_type_conversion_p): Document
1714 future intent as defining the middle-end type system.
1715 Re-structure to call langhook last, group by type class,
1716 mark questionable parts.
1718 2007-07-02 Richard Guenther <rguenther@suse.de>
1720 * tree-flow.h (types_compatible_p): Declare.
1721 * tree-ssa.c (types_compatible_p): New function.
1722 * ipa-type-escape.c (discover_unique_type): Use
1723 types_compatible_p instead of lang_hooks.types_compatible_p.
1724 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1725 * tree-vn.c (expressions_equal_p): Likewise.
1726 * tree.c (fields_compatible_p): Likewise.
1727 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1728 (cprop_operand): Use useless_type_conversion_p instead of
1729 lang_hooks.types_compatible_p.
1730 * tree-inline.c (setup_one_parameter): Likewise.
1731 (declare_return_variable): Likewise.
1732 * tree-nrv.c (tree_nrv): Likewise.
1733 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1734 (maybe_fold_offset_to_component_ref): Likewise.
1735 (maybe_fold_offset_to_reference): Likewise.
1736 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1737 (merge_alias_info): Likewise.
1738 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1739 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1740 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1741 * tree-tailcall.c (find_tail_calls): Likewise.
1742 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1743 * gimplify.c (canonicalize_addr_expr): Likewise.
1744 (fold_indirect_ref_rhs): Likewise.
1745 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1746 (cpt_same_type): Likewise.
1747 (check_pointer_types_r): Swap parameters to cpt_same_type
1749 * fold-const.c (fold_convert): Revert fix for PR15988.
1750 * tree-inline.c (setup_one_parameter): Instead fix it here by
1751 using fold_build1 instead of fold_convert and checking for
1752 error_mark_node. Convert only if the conversion is necessary.
1754 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1756 * configure.ac: Check for .gnu_attribute on Power.
1757 * configure: Regenerate.
1758 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1759 attribute for floating-point ABI.
1761 2007-07-02 Ira Rosen <irar@il.ibm.com>
1763 PR tree-optimization/32230
1764 PR tree-optimization/32477
1765 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1766 address is a constant.
1768 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1770 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1771 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1772 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1773 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1774 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1775 64-bit targets. Add support for *-elfoabi*.
1776 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1777 different settings if $(tm_defines) does not select the EABI.
1778 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1779 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1780 (MIPS_ARCH_OPTION_SPEC): Likewise.
1781 (MIPS_ISA_LEVEL_SPEC): Likewise.
1782 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1783 * config/mips/elfoabi.h: New file.
1785 2007-07-02 Richard Guenther <rguenther@suse.de>
1787 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1788 (useless_type_conversion_p): ... this.
1789 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1790 (useless_type_conversion_p): ... this.
1791 * builtins.c (fold_builtin_memory_op): Rename
1792 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1793 * tree-cfg.c (verify_expr): Likewise.
1794 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1795 * tree-ssa-ccp.c (ccp_fold): Likewise.
1796 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1797 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1798 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1799 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1800 * tree-ssa-pre.c (eliminate): Likewise.
1801 * tree-ssa.c (delete_tree_ssa): Likewise.
1802 (tree_ssa_useless_type_conversion): Likewise.
1803 * tree.c (build2_stat): Likewise.
1805 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1807 Fix PR tree-optimization/32571
1808 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1811 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1813 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1814 and other expected operations explicitly, change default to
1817 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1819 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1821 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1822 (tls_load_dot_plus_eight): Move the label number into the unspec.
1823 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1825 2007-07-01 Andreas Schwab <schwab@suse.de>
1827 * dwarf2out.c (initial_return_save): Define only if used.
1829 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1831 Unreverting Richard's Revert of:
1833 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1835 * dce.c (deletable_insn_p_1): New function, split out from...
1836 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1837 specially, not those inside PARALLELs. Remove BODY argument
1838 and adjust recursive call accordingly.
1839 (prescan_insns_for_dce): Update call to delete_insn_p.
1841 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1842 Revital Eres <eres@il.ibm.com>
1844 * ddg.c (create_ddg_all_sccs): Fix missed
1845 initialization of scc_nodes.
1847 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1850 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1851 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1853 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1855 * configure.ac: Check for .gnu_attribute on MIPS.
1856 * configure, config.in: Regenerate.
1857 * config/mips/mips.c (mips_file_start): If supported, output
1858 attribute for floating-point ABI.
1860 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1863 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1864 (ffs_cmove): New expander to expand using ctz pattern.
1865 (*ffs_cmove): Remove pattern.
1866 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1867 (ffsdi2): Expand using ctz pattern.
1868 (*ffs_rex64): Remove pattern.
1870 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1872 PR rtl-optimization/32296
1873 * pa.md (return): Delete pattern.
1874 (return_internal): Remove "(const_int 1)" from pattern.
1875 (epilogue): Use return_internal pattern for trivial returns.
1876 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1877 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1879 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1881 * tree-ssa-pre.c (is_exception_related): New function
1882 (can_value_number_operation): Use it.
1884 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1886 Fix PR tree-optimization/32540
1887 Fix PR tree-optimization/31651
1889 * tree-ssa-sccvn.c: New file.
1891 * tree-ssa-sccvn.h: Ditto.
1893 * tree-vn.c: Include tree-ssa-sccvn.h
1894 (val_expr_paid_d): Removed.
1895 (value_table): Ditto.
1896 (vn_compute): Ditto.
1897 (val_expr_pair_hash): Ditto.
1898 (val_expr_pair_expr_eq): Ditto.
1899 (copy_vuses_from_stmt): Ditto.
1902 (shared_vuses_from_stmt): Ditto.
1903 (print_creation_to_file): Moved up.
1904 (sort_vuses): Ditto.
1905 (sort_vuses_heap): Ditto.
1906 (set_value_handle): Make non-static.
1907 (make_value_handle): Ditto.
1908 (vn_add): Rewritten to use sccvn lookups.
1909 (vn_add_with_vuses): Ditto.
1910 (vn_lookup): Ditto (and second argument removed).
1911 (vn_lookup_with_vuses): Ditto.
1912 (vn_lookup_or_add): Ditto (and second argument removed);
1913 (vn_lookup_or_add_with_vuses): Ditto.
1914 (vn_lookup_with_stmt): New.
1915 (vn_lookup_or_add_with_stmt): Ditto.
1916 (create_value_handle_for_expr): Ditto.
1918 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1919 (seen_during_translate): New function.
1920 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1921 (phi_trans_add): Ditto.
1922 (constant_expr_p): FIELD_DECL is always constant.
1923 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1924 Use constant_expr_p.
1925 Avoid infinite recursion on mutually valued expressions.
1926 Change callers of vn_lookup_or_add.
1927 (phi_translate): New function.
1928 (compute_antic_safe): Allow phi nodes.
1929 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1930 (find_or_generate_expression): Rewrite slightly.
1931 (create_expression_by_pieces): Updated for vn_lookup_or_add
1933 Update VN_INFO for new names.
1934 (insert_into_preds_of_block): Update for new names.
1935 (add_to_exp_gen): New function.
1936 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1937 (find_existing_value_expr): Rewrite to changed vn_lookup.
1938 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1939 (try_look_through_load): Removed.
1940 (try_combine_conversion): Ditto.
1941 (get_sccvn_value): New function.
1942 (make_values_for_phi): Ditto.
1943 (make_values_for_stmt): Ditto.
1944 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1946 (init_pre): Update for SCCVN changes.
1948 (execute_pre): Ditto.
1950 * tree-flow.h (make_value_handle): Declare.
1951 (set_value_handle): Ditto.
1952 (sort_vuses_heap): Ditto.
1953 (vn_lookup_or_add_with_stmt): Ditto.
1954 (vn_lookup_with_stmt): Ditto.
1955 (vn_compute): Remove.
1958 (vn_lookup): Update arguments.
1960 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1962 (tree-ssa-sccvn.o): New.
1963 (OBJS-common): Add tree-ssa-sccvn.o
1965 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1968 * c-typeck.c (build_external_ref): Don't mark as used if called
1970 * calls.c (rtx_for_function_call): Likewise.
1972 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1976 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1978 * dce.c (deletable_insn_p_1): New function, split out from...
1979 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1980 specially, not those inside PARALLELs. Remove BODY argument
1981 and adjust recursive call accordingly.
1982 (prescan_insns_for_dce): Update call to delete_insn_p.
1984 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1986 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1987 (try_combine): Move potential calls to undo_all() so they happen
1988 before we commit to using the combined insns.
1990 2006-06-30 Jan Hubicka <jh@suse.cz>
1992 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1995 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1997 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1998 (cgraph_remove_unreachable_nodes): Likewise.
1999 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
2000 * ipa-inline.c (update_caller_keys): Cast according to the coding
2002 (cgraph_decide_recursive_inlining): Likewise.
2003 (cgraph_decide_inlining_of_small_function): Likewise.
2004 (try_inline): Likewise.
2005 (cgraph_decide_inlining_incrementally): Likewise.
2006 * ipa-pure-const.c (get_function_state): Likewise.
2007 (scan_function): Likewise.
2008 (analyze_function): Likewise.
2009 (static_execute): Likewise.
2010 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
2011 (merge_callee_local_info): Likewise.
2012 (analyze_function): Use type safe memory macros.
2013 (static_execute): Likewise. Cast according to the coding conventions.
2014 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
2016 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
2018 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
2019 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2022 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2025 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2026 for complex modes (both int and real).
2028 2007-06-29 Jan Hubicka <jh@suse.cz>
2030 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2032 2007-06-29 Jan Hubicka <jh@suse.cz>
2035 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2038 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2041 * config/avr/avr.c: Include dataflow header file.
2042 (expand_prologue): Adjust for prologue insn change.
2043 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2046 2007-06-29 Richard Guenther <rguenther@suse.de>
2049 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2050 during type verification.
2052 2007-06-29 Jan Hubicka <jh@suse.cz>
2054 * recog.c (validate_change_rtx_1): Unshare TO argument.
2056 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2058 PR tree-optimization/24659
2059 * tree-vect-transform.c (vectorizable_call): Handle
2060 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2062 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2063 * config/i386/i386.c (enum ix86_builtins)
2064 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2065 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2067 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2068 const using def_builtin_const.
2069 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2070 input operands in the same modes as the result.
2071 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2073 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2075 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2076 (df_set_dead_notes_for_mw): Likewise.
2078 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2080 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2082 2007-06-28 DJ Delorie <dj@redhat.com>
2084 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2086 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2088 * doc/invoke.texi (C++ Dialect Options): Document
2089 fvisibility-ms-compat.
2090 * c.opt (fvisibility-ms-compat): New.
2092 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2095 * tree-affine.c (aff_combination_add_elt): Handle
2096 pointer addition specially.
2098 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2100 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2101 decl is non-external for AIX ABI.
2103 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2105 * config/rs6000/predicates.md (current_file_function_operand):
2106 Ensure the symbol is non-external for AIX ABI.
2108 2007-06-28 Nick Clifton <nickc@redhat.com>
2110 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2111 (fdce, fdse, fpredictive-commoning): Likewise.
2113 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2116 * gcc.c (process_command): Recognize the new -static-libgfortran
2119 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2122 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2123 Use a call clobbered hard reg instead of a pseudo reg.
2125 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2127 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2129 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2132 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2133 REG_LIBCALL and REG_RETVAL notes.
2134 (divsi3, mulsi3): Likewise.
2135 (mulhisi3): Likewise. Use emit_libcall_block.
2136 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2138 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2140 PR rtl-optimization/32481
2141 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2143 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2145 * dce.c (deletable_insn_p_1): New function, split out from...
2146 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2147 specially, not those inside PARALLELs. Remove BODY argument
2148 and adjust recursive call accordingly.
2149 (prescan_insns_for_dce): Update call to delete_insn_p.
2151 2007-06-27 Richard Guenther <rguenther@suse.de>
2154 * tree.h (fold_convertible_p): Declare.
2155 * fold-const.c (fold_convertible_p): New function.
2156 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2157 instead of lang_hooks.types_compatible_p.
2159 2007-06-26 Jan Hubicka <jh@suse.cz>
2161 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2162 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2163 early use validate_unshare_change.
2164 (reload_combine): Likewise.
2165 * recog.c (change_t): New field unshare.
2166 (validate_change_1): Rename from validate_change; add argument unshare.
2167 (validate_change): Turn into wrapper of validate_change_1; update
2168 prototype for bools.
2169 (validate_unshare_change): New.
2170 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2171 calls of df_insn_rescan.
2172 * recog.h (validate_change): Replace ints by bools.
2173 (validate_unshare_change): Declare.
2175 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2177 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2179 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2181 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2183 2007-06-25 Jan Hubicka <jh@suse.cz>
2185 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2187 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2188 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2189 places other call site specific checks are performed.
2191 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2194 * tree-vect-transform.c (vectorizable_operation): Convert
2195 POINTER_PLUS_EXPR over to PLUS_EXPR.
2197 2007-06-25 Chao-ying Fu <fu@mips.com>
2199 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2200 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2201 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2202 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2204 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2205 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2206 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2207 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2208 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2209 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2210 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2211 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2212 ALL_FIXED_POINT_MODE_P): New define.
2213 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2215 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2217 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2218 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2219 MODE_VECTOR_UACCUM): New mode classes.
2221 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2222 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2223 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2226 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2227 (blank_mode): Initialize ibit and fbit.
2228 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2229 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2231 (new_adjust): Change required_class to required_class_from and
2232 required_class_to for testing within a range.
2233 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2234 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2236 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2237 (make_fixed_point_mode): New.
2238 (_ADD_ADJUST): Change C to C1 and C2.
2239 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2240 use a range for machine classes.
2241 (ADJUST_IBIT, ADJUST_FBIT): New.
2242 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2244 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2245 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2246 Emit adjustment for ibit and fbit.
2247 (emit_mode_ibit, emit_mode_fbit): New.
2248 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2250 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2252 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2253 as the source of the set.
2255 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2257 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2258 FP_REGNO_P): Use IN_RANGE.
2259 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2260 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2261 (DATA_REG_P): Use DATA_REGNO_P.
2262 (FP_REG_P): Use FP_REGNO_P.
2263 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2264 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2265 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2267 2007-06-24 Jan Hubicka <jh@suse.cz>
2270 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2272 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2275 * fold-const.c (fold_binary): Strip nops of operand 0
2276 of BIT_NOT_EXPR before calling operand_equal_p.
2277 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2278 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2280 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2282 * doc/extend.texi: Document that dllimport and dllexport imply
2284 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2285 imported or exported declaration, including type declarations.
2286 * c-common.c (handle_visibility_attribute): Check for conflicts
2287 with dllimport/dllexport.
2288 (c_determine_visibility): Handle dllimport/dllexport as an
2289 explicit visibility atttribute.
2291 2007-06-23 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/16876
2295 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2297 * tree-inline.c (initialize_inlined_parameters): Do not call
2298 lang_hooks.tree_inlining.convert_parm_for_inlining.
2299 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2300 reason for mismatched types.
2301 * gimplify.c (gimplify_call_expr): Verify the call expression
2302 arguments match the called function type signature. Otherwise
2303 mark the call expression to be not considered for inlining
2304 using CALL_CANNOT_INLINE_P flag.
2305 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2306 edges call expression.
2307 (cgraph_decide_inlining_of_small_function): Likewise.
2308 (cgraph_decide_inlining): Likewise.
2309 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2311 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2312 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2313 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2315 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2316 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2318 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2319 convert_parm_for_inlining member.
2321 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2324 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2325 Remove optimization for GT.
2327 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2330 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2332 (prescan_insns_for_dce): Add extra parameter.
2334 2007-06-23 Jan Hubicka <jh@suse.cz>
2337 * gimplify.c (mark_addressable): New function.
2338 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2340 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2343 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2345 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2348 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2349 moves between MMX/SSE registers to at least 8 units to prevent
2350 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2352 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2354 * config/i386/i386.c (override_options): Correct x86_sahf
2357 2007-06-21 David Daney <ddaney@avtrex.com>
2360 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2361 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2362 (exception_receiver): Renamed to ...
2363 (nonlocal_goto_receiver): ... this.
2365 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2367 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2368 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2369 partial register accesses.
2371 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2373 * fold-const.c (debug_fold_checksum): Move it under
2374 ENABLE_FOLD_CHECKING.
2376 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2379 * tree.h (debug_fold_checksum): Declared.
2380 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2381 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2382 build_fold_addr_expr_with_type_1.
2383 (fold_addr_expr, debug_fold_checksum): New.
2384 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2385 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2388 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2390 PR tree-optimization/19590
2391 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2392 of scev is a constant.
2393 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2395 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2397 * df-problems.c (df_note_bb_compute): Made computation of live
2398 info consistent with df_lr.
2400 2007-06-21 Richard Guenther <rguenther@suse.de>
2402 PR tree-optimization/32453
2403 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2404 for pointer anti-range.
2406 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2408 * config/i386/i386.c (processor_target_table): Increase maximum
2409 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2412 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2413 byte alignment if > 8 byte alignment is preferred.
2414 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2416 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2418 PR tree-optimization/31866
2419 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2420 if ASM_EXPR's input is not a SSA_NAME.
2423 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2424 but decl is a global var, instead return decl.
2425 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2426 even for is_global_var decls, if they are private in some outer
2429 2007-06-21 Richard Guenther <rguenther@suse.de>
2431 PR tree-optimization/32451
2432 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2434 2007-06-21 Christian Bruel <christian.bruel@st.com>
2436 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2437 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2438 (push_regs): Changed saving order or banked registers.
2439 (sh_expand_epilogue): Likewise.
2440 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2441 (FIRST_BANKED_REG): Likewise.
2442 (LAST_BANKED_REG): Likewise.
2443 * config/sh/sh.md (banked) New attribute.
2444 (in_delay_slot): Check banked attribute.
2446 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2448 PR tree-optimization/32075
2449 * tree-data-ref.c (subscript_dependence_tester_1,
2450 analyze_miv_subscript, analyze_overlapping_iterations,
2451 add_distance_for_zero_overlaps, build_classic_dist_vector,
2452 subscript_dependence_tester_1, analyze_overlapping_iterations,
2453 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2454 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2455 to evolution_function_is_affine_multivariate_p.
2457 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2459 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2461 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2464 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2466 * config/m32c/prologue.md (epilogue_exitd_16): New.
2467 (epilogue_reit_16): New.
2468 (epilogue_exitd): Rename to epilogue_exitd_24.
2469 (epilogue_reit): Rename to epilogue_reit_24.
2471 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2472 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2474 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2476 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2477 if dbg_cnt (sched_insn) reaches the limit.
2478 (choose_ready): New parameter INSN_PTR and new return value.
2479 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2480 the new return value from choose_ready.
2481 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2482 (rest_of_handle_global_alloc): New global_alloc_at_func.
2484 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2486 PR tree-optimization/25737
2487 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2488 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2489 * tree-flow.h (struct fieldoff): Add new field alias_set.
2490 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2491 argument addressable_type. Set alias_set of fieldoff.
2492 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2493 (create_overlap_variables_for): Pass alias_set from fieldoff to
2495 * alias.c (get_alias_set): Use alias_set from SFT if set.
2497 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2499 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2500 of a variable as an unsigned HOST_WIDE_INT integer.
2502 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2504 PR rtl-optimization/32405
2505 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2507 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2509 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2512 * builtins.c: Include diagnostic.h.
2513 (expand_builtin_expect): Make gcc_assert more permissive.
2514 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2517 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2521 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2522 if ACCUMULATE_OUTGOING_ARGS.
2524 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2526 * config/m68hc11/m68hc11.c: Include dataflow header file.
2527 (m68hc11_reorg): Port to dataflow.
2529 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2531 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2532 (struct df_problem.free_blocks_on_set_blocks): New field.
2533 (struct dataflow.optional_p): New field.
2534 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2535 (df_live_set_all_dirty): New function.
2536 * df-scan.c (df_scan_alloc): Initialize optional_p.
2537 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2538 * df-core.c (df_set_blocks): Removed use of
2539 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2540 df_problem.free_blocks_on_set_blocks to determine which blocks are
2542 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2543 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2544 uses dataflow.optional_p to determine if problem should be
2546 (rest_of_handle_df_initialize): Only start live problem if
2548 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2549 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2550 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2551 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2552 problem_NOTE): Initialize free_blocks_on_set_blocks.
2553 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2555 (df_live_set_all_dirty, df_note_alloc): New function.
2556 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2558 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2559 * postreload.c (reload_combine): Ditto.
2560 * cse.c (cse_extended_basic_block): Ditto.
2561 * regmove.c (mark_flags_life_zones): Ditto.
2562 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2563 erase_matching_seqs): Ditto.
2564 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2565 * integrate (allocate_initial_values): Ditto.
2566 * combine.c (reg_dead_at_p): Ditto.
2567 * resource.c (mark_target_live_regs): Ditto.
2568 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2569 * config/sh/sh.c (find_r0_life_regions): Ditto.
2570 * global.c (rest_of_handle_global_alloc): Only add back df_live
2572 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2574 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2576 (if_convert): Make sure df_live is there at -O == 1.
2577 (pass_if_after_combine): Cleanup flags.
2578 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2579 is there at -O == 1.
2581 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2583 * config/arm/arm.c (arm_get_frame_offsets): Set
2584 offsets->locals_base to avoid negative stack size.
2585 (thumb1_expand_prologue): Assert on negative stack size.
2587 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2589 PR tree-optimization/32367
2590 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2591 of the chrec has no evolution in that loop.
2592 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2594 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2596 * config/xtensa/xtensa.c: Include "df.h".
2597 (xtensa_builtin_saveregs): Use adjust_address instead of
2599 (xtensa_va_start): Invoke make_tree with sizetype for
2600 expand_builtin_saveregs and then convert the result to a pointer.
2601 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2602 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2603 Subtract argument size from index value as integers and then use
2604 POINTER_PLUS_EXPR to add the result to the array address.
2606 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2609 * config/m32c/m32c.c: Include dataflow header file.
2610 (m32c_emit_prologue): Adjust for prologue insn change.
2611 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2612 once inside a PARALLEL. Assume frame size passed in operand 0
2613 includes space to save the fb register.
2614 (prologue_enter_24): Likewise.
2615 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2617 2007-06-19 David Daney <ddaney@avtrex.com
2620 * config/mips/mips.md (cprestore): Mark $gp as used.
2622 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2625 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2626 (frv_ifcvt_modify_insn): Likewise.
2628 2007-06-19 Richard Guenther <rguenther@suse.de>
2630 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2631 only handle positive offsets that fit in a HOST_WIDE_INT.
2633 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2635 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2636 result of rsqrt insn for zero input argument to avoid NaN.
2638 2007-06-19 Richard Guenther <rguenther@suse.de>
2641 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2643 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2645 PR tree-optimization/32353
2646 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2648 2007-06-19 Nick Clifton <nickc@redhat.com>
2650 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2652 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2656 * config/i386/i386.c (assign_386_stack_local): Assert that
2657 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2658 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2659 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2660 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2662 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2664 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2666 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2668 PR rtl-optimization/32321
2669 * gcse.c (replace_store_insn): Update the note before
2670 calling emit_insn_after.
2672 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2675 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2677 * df-problems.c (df_note_bb_compute): Fix dumping info.
2679 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2681 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2682 insn with emit_jump_insn.
2684 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2686 PR tree-optimization/32383
2687 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2688 * targhooks.h (default_builtin_reciprocal): Update prototype.
2689 * target.h (struct gcc_target): Update builtin_reciprocal.
2690 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2691 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2692 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2693 when fndecl is in BUILT_IN_MD class.
2694 (execute_convert_to_rsqrt): Ditto.
2696 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2697 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2698 Convert BUILT_IN_SQRTF code only when md_fn is false.
2700 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2702 * bt-load.c (move_btr_def): Fix the order of arguments
2703 to validate_replace_rtx.
2705 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2707 * config/m68k/m68k-devices.def: Add 54450..54455.
2709 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2711 PR rtl-optimization/32366
2712 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2713 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2716 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2719 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2720 this is true, rescan insn being modified.
2721 (sms_schedule): Added rescan parameter.
2722 (rest_of_handle_sms): Moved freeing of dominance info to before
2723 getting out of cfg_layout.
2725 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2727 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2728 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2731 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2732 FL_CF_EMAC from the entry for isac.
2734 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2735 (const_sibcall_operand): New.
2736 (sibcall_operand): Use it.
2737 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2738 (m68k_isas): ISAC does not imply FPU or EMAC.
2739 (override_options): Add ISA_C logic for symbolic jump & call.
2741 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2743 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2744 return mode from the builtin itself.
2745 (sparc_fold_builtin): Fix cast of zero constant.
2747 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2749 * targhooks.c (default_builtin_reciprocal): New default target hook.
2750 * targhooks.h (default_builtin_reciprocal): Add prototype.
2751 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2752 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2753 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2754 default_builtin_reciprocal.
2756 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2759 * hooks.c (hook_tree_tree_bool_null): New hook.
2760 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2761 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2762 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2763 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2764 and convert it to reciprocal a*rfunc(b).
2765 (execute_convert_to_rsqrt): New function.
2766 (gate_convert_to_rsqrt): New function.
2767 (pass_convert_to_rsqrt): New pass definition.
2768 * target.h (struct gcc_target): Add builtin_reciprocal.
2769 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2770 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2771 TARGET_BUILTIN_RECIPROCAL.
2772 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2774 * config/i386/i386.h (TARGET_RECIP): New define.
2775 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2776 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2777 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2778 and not optimizing for size.
2779 (*rcpsf2_sse): New insn pattern.
2780 (*rsqrtsf2_sse): Ditto.
2781 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2782 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2783 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2784 and not optimizing for size.
2785 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2786 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2787 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2788 and not optimizing for size.
2789 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2790 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2791 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2792 and not optimizing for size.
2793 (*sse_rsqrtv4sf2): Do not export.
2795 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2796 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2797 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2798 and not optimizing for size.
2800 * config/i386/i386.opt (mrecip): New option.
2801 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2802 (ix86_emit_swsqrtsf): Ditto.
2803 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2804 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2806 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2807 ix86_expand_unop1_builtin.
2808 (ix86_emit_swdivsf): New function.
2809 (ix86_emit_swsqrtsf): Ditto.
2810 (ix86_builtin_reciprocal): New function.
2811 (TARGET_BUILTIN_RECIPROCAL): Use it.
2812 (ix86_vectorize_builtin_conversion): Rename from
2813 ix86_builtin_conversion.
2814 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2815 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2816 "i386 and x86_64 Options" section.
2817 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2819 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2820 Zdenek Dvorak <dvorakz@suse.cz>
2821 Richard Guenther <rguenther@suse.de>
2822 Kaz Kojima <kkojima@gcc.gnu.org>
2824 * tree-vrp.c (compare_values_warnv): Convert val2 to
2826 (extract_range_from_assert): Create
2827 POINTER_PLUS_EXPR for pointer types.
2828 (extract_range_from_binary_expr): Handle
2829 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2831 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2832 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2833 POINTER_PLUS_EXPR as PLUS_EXPR.
2834 (number_of_iterations_lt_to_ne):
2835 For pointer types, use sizetype when
2836 creating MINUS_EXPR/PLUS_EXPRs.
2837 (assert_loop_rolls_lt): For pointer types, use sizetype when
2838 creating MINUS_EXPR/PLUS_EXPRs.
2839 (number_of_iterations_le): Likewise.
2840 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2841 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2842 like PLUS_EXPR and MINUS_EXPR.
2843 * tree-pretty-print.c (dump_generic_node): Handle
2845 (op_prio): Likewise.
2846 (op_symbol_1): Likewise.
2847 * optabs.c (optab_for_tree_code): Likewise.
2848 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2850 * tree-tailcall.c (process_assignment): Mention
2851 POINTER_PLUS_EXPR in a TODO comment.
2852 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2853 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2854 not used with a pointer and an integer type.
2855 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2856 increment using chrec_convert_rhs instead of chrec_convert.
2857 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2858 PLUS_EXPR except for the right hand side's type will be
2860 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2861 (fold_used_pointer_cast): Kill.
2862 (pointer_offset_p): Kill.
2863 (fold_used_pointer): Kill.
2864 (pointer_used_p): Kill.
2865 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2866 call fold_used_pointer.
2867 (instantiate_parameters_1): Convert the increment
2868 using chrec_convert_rhs instead of chrec_convert.
2869 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2870 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2871 instead of PLUS_EXPR.
2872 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2873 PLUS_EXPR for pointers.
2874 (std_gimplify_va_arg_expr): Likewise.
2875 (fold_builtin_memory_op): Likewise.
2876 (fold_builtin_strstr): Likewise.
2877 (fold_builtin_strchr): Likewise.
2878 (fold_builtin_strrchr): Likewise.
2879 (fold_builtin_strpbrk): Likewise.
2880 (expand_builtin_memory_chk): Likewise.
2881 (fold_builtin_memory_chk): Likewise.
2882 (std_expand_builtin_va_start): Use
2883 sizetype for the call to make_tree and then convert
2884 to the pointer type.
2885 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2886 instead of PLUS_EXPR for adding to a pointer.
2887 (std_gimplify_va_arg_expr): Use fold_build2 for
2888 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2889 the operands to sizetype first and then cast the BIT_AND_EXPR
2890 back to the pointer type.
2891 * fold-const.c (build_range_check): Handle pointer types
2893 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2894 of PLUS_EXPR's. Make sure the offset is converted to
2896 (try_move_mult_to_index): Strip the NOPs from the offset.
2897 Remove code argument and replace all uses with PLUS_EXPR.
2898 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2899 specially. Don't use a pointer type for MINUS_EXPR.
2900 (fold_unary): Handle for (T1)(X op Y),
2901 only p+ as that is the only as that can be handled for
2902 binary operators now.
2903 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2905 <case PLUS_EXPR>: Add folding of PTR+INT into
2907 Don't call try_move_mult_to_index.
2908 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2909 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2910 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2911 Don't call try_move_mult_to_index.
2912 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2913 (tree_expr_nonzero_p): Likewise.
2914 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2915 of PLUS_EXPR for the complex expression folding.
2916 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2917 first chrec is a pointer type, then the second should
2918 be sizetype and not the first's type.
2919 For POINTER_PLUS_EXPR, use a different right hand side type.
2920 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2921 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2922 different right hand side type.
2923 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2924 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2925 instead of PLUS_EXPR.
2926 When either operand is zero, convert the other operand.
2927 (chrec_apply): Use chrec_convert_rhs
2928 on the argument x instead of chrec_convert.
2929 (reset_evolution_in_loop): For pointer types, the new_evol
2931 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2932 different right hand side type.
2933 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2934 (chrec_convert_rhs): New function.
2935 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2936 different right hand side type.
2937 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2938 * tree-chrec.h (chrec_convert_rhs): New prototype.
2939 (build_polynomial_chrec): For pointer types, the right hand
2940 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2941 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2942 Remove subtraction case as it is always addition now.
2943 Make sure the offset is converted to sizetype.
2944 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2945 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2946 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2947 PLUS_EXPR in pointer type.
2948 Handle POINTER_PLUS_EXPR.
2949 (tree_to_aff_combination): Likewise.
2950 (force_expr_to_var_cost): Likewise.
2951 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2952 instead of PLUS_EXPR for pointers.
2953 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2954 instead of PLUS_EXPR of pointer types.
2955 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2957 (check_va_list_escapes): Likewise.
2958 (check_all_va_list_escapes): Likewise.
2959 * dwarf2out.c (loc_descriptor_from_tree_1):
2960 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2961 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2962 (string_constant): Likewise.
2963 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2964 the offset to the base, use POINTER_PLUS_EXPR.
2965 (add_to_parts): Convert the index to sizetype.
2966 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2967 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2968 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2969 Offset only holds something for PLUS_EXPR.
2970 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2972 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2974 (analyze_accesses_for_modify_stmt): Likewise.
2975 Remove comment about the type being integral type as it is
2977 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2979 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2981 Correct the type which the artimentic is done in (is now
2984 * tree-data-ref.c (split_constant_offset): Handle
2986 * tree-affine.c (tree_to_aff_combination): Likewise.
2987 * c-typeck.c (build_unary_op): For pointers create the increment
2988 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2990 * gimplify.c (gimplify_self_mod_expr): Create a
2991 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2992 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2993 * tree.def (POINTER_PLUS_EXPR): New tree code.
2994 * tree-predcom.c (ref_at_iteration): If we have a pointer
2995 type do the multiplication in sizetype.
2996 * tree-mudflap.c (mf_xform_derefs_1): Create a
2997 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2998 * tree-ssa-forwprop.c
2999 (forward_propagate_addr_into_variable_array_index):
3000 Don't expect there to be a cast for the index as that
3001 does not exist anymore.
3002 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
3003 instead of PLUS_EXPR.
3004 Don't check for the first operand of the POINTER_PLUS_EXPR
3005 was the index as it cannot be.
3006 Call forward_propagate_addr_into_variable_array_index with
3007 the SSA_NAME instead of the statement.
3008 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
3009 (compare_constant): Likewise.
3010 (copy_constant): Likewise.
3011 (compute_reloc_for_constant): Likewise.
3012 (output_addressed_constants): Likewise.
3013 (initializer_constant_valid_p): Likewise.
3014 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
3015 Convert the MIN/MAX of the inner type to the outer
3016 type before comparing them.
3017 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
3018 POINTER_PLUS_EXPR instead of PLUS_EXPR.
3019 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
3020 of PLUS_EXPR for pointers.
3021 * tree-inline.c (estimate_num_insns_1): Handle
3023 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3024 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3025 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3026 instead of PLUS_EXPR for the pointer increment statement.
3027 (vect_update_ivs_after_vectorizer): For pointer types, create
3028 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3029 MULT_EXPR in sizetype.
3030 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3032 * tree-object-size.c (plus_expr_object_size): Handle
3033 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3034 code which is trying to figure out which side is a pointer and
3036 (check_for_plus_in_loops_1): Likewise.
3037 (check_for_plus_in_loops): Likewise.
3038 * c-common.c (pointer_int_sum): Create a
3039 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3040 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3041 only POINTER_PLUS_EXPR. Removing all the extra
3042 code which is trying to figure out which side is a pointer and
3044 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3045 PLUS_EXPR and MINUS_EXPR.
3046 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3048 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3049 with make_tree, instead of a pointer type.
3050 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3051 for pointers instead of PLUS_EXPR.
3052 (s390_gimplify_va_arg): Likewise.
3053 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3054 instead of PLUS_EXPR when doing addition on pointer
3055 types. Use sizetype for the second operand.
3056 (spu_gimplify_va_arg_expr): Likewise.
3057 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3058 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3059 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3060 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3061 for the pointer addition and also use size_int/sizetype
3063 (ix86_gimplify_va_arg): Likewise.
3064 Perform BIT_AND_EXPR on sizetype arguments.
3065 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3066 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3067 for the pointer additions and also use size_int for the offsets.
3068 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3069 additions and also use size_int for the offsets. Perform
3070 BIT_AND_EXPR on sizetype arguments.
3071 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3072 POINTER_PLUS_EXPR for pointers and create the
3073 BIT_AND_EXPR in sizetype.
3074 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3075 instead of PLUS_EXPR for pointer addition.
3076 (rs6000_va_start): Likewise.
3077 Also use sizetype for the offset.
3078 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3079 as PLUS_EXPR/MINUS_EXPR.
3080 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3081 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3082 Don't use BIT_AND_EXPR on a pointer type, convert the
3083 expression to sizetype first.
3084 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3086 (mips_gimplify_va_arg_expr): Likewise.
3087 Don't create BIT_AND_EXPR in a pointer type.
3089 2007-06-15 Eric Christopher <echristo@apple.com>
3091 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3092 (x86_64-*-darwin*): Ditto.
3093 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3096 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3098 * doc/extend.texi: Document behavior of __attribute__((aligned))
3101 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3103 * rtlanal.c (note_stores): Improve documentation.
3105 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3107 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3108 LOCAL_LABEL_PREFIX): Delete.
3109 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3110 (bfin_internal_label): Delete.
3112 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3114 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3115 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3116 otherwise define to LIBGCC2_TF_CEXT.
3117 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3118 (LIBGCC_TF_CEXT): Ditto.
3121 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3123 PR rtl-optimization/32339
3124 * df-scan.c (df_uses_record): Don't modify flags but just add to
3125 it for df_ref_record.
3127 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3129 * tree-mudflap.c: Fix whitespace issues.
3131 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3133 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3135 2007-06-14 Eric Christopher <echristo@apple.com>
3137 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3138 (movv4sf): Use gcc_unreachable instead of abort.
3140 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3143 * config/i386/sfp-machine.h (CMPtype): New define.
3144 (mach stubs): Use CMPtype instead of int as a return type.
3146 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3148 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3149 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3150 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3151 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3152 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3153 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3154 config/soft-fp/soft-fp.h: Update from glibc CVS.
3156 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3158 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3160 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3163 * config/v850/v850.c: Include dataflow header file.
3164 (substitute_ep_register): Fix typo.
3166 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3168 * configure.ac: Fix earlier checkin.
3169 * configure: Regenerated.
3171 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3173 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3174 * aclocal.m4: Regenerate.
3175 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3176 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3177 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3178 * configure: Regenerate.
3179 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3181 * Makefile.in (quickstrap): Build libgcc too.
3183 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3185 * configure.ac: Add --enable-checking=df. Explicitly mention that
3186 the variables are initialized as for "release".
3187 * df-core.c: Use it.
3188 * configure: Regenerate.
3189 * config.in: Regenerate.
3191 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3193 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3194 validate_replace_rtx instead of replace_rtx.
3195 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3197 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3199 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3200 (DWARF2_UNWIND_INFO): Override default if configured with
3202 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3203 (ENDFILE_SPEC): Add crtend.o.
3204 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3205 (ENDFILE_SPEC): Add crtend.o.
3206 (TARGET_USE_JCR_SECTION): Define.
3207 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3209 * config/i386/cygming-crtbegin.c: New file.
3210 * config/i386/cygming-crtend.c: New file.
3212 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3214 * config/i386/w32-unwind.h: New file.
3216 2007-06-13 Eric Christopher <echristo@apple.com>
3218 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3219 the user set a value below STACK_BOUNDARY.
3221 2007-06-13 Thiemo Seufer <ths@networkno.de>
3223 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3224 imply -lpthread for -pthread.
3226 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3228 * basic-block.h: Remove the prototype for
3229 free_basic_block_vars.
3230 * cfglayout.h: Remove the prototype for
3231 insn_locators_initialize.
3232 * tree.h: Remove the prototype for emit_line_note.
3234 * tree-ssa-pre.c (mergephitemp): Remove.
3235 (init_pre): Don't use mergephitemp.
3237 2007-06-13 Eric Christopher <echristo@apple.com>
3239 * config/i386/i386.c (override_options): If we've specified
3240 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3242 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3244 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3247 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3249 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3250 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3251 (eh_store_handler): New pattern.
3252 (eh_return): Emit it instead of a plain move.
3254 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3256 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3257 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3258 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3261 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3263 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3264 (find_next_insn_start, find_load): New functions.
3265 (bfin_reorg): Use them to deal with the fact that parallel insns are
3266 no longer represented as a SEQUENCE.
3268 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3270 * config/sparc/sparc.c (sparc_override_options): Initialize
3273 2007-06-13 Dave Korn <dave.korn@artimi.com>
3275 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3278 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3280 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3281 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3282 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3283 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3284 tree-vect-transform.c: Fix comment typos. Follow spelling
3287 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3289 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3290 to the exit block use set.
3291 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3292 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3293 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3295 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3297 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3298 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3299 to indicate an error.
3300 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3302 (dbg_cnt_process_opt): Print an error on a bad argument.
3303 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3304 * common.opt (-fdbg-cnt-list): New.
3305 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3307 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3309 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3310 flag on ref-all pointers.
3312 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3315 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3316 for the offset with the modifier as EXPAND_INITIALIZER
3317 if the modifier is EXPAND_INITIALIZER.
3318 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3319 a register if we had an overflow.
3321 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3323 * real.c (real_isfinite): New.
3324 (real_sqrt): Use it.
3325 * real.h (real_isfinite): New.
3326 * builtins.c: Use it.
3328 2007-06-12 Ian Lance Taylor <iant@google.com>
3329 Daniel Berlin <dberlin@dberlin.org>
3332 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3333 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3334 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3335 (DECL_NO_TBAA_P): Define.
3336 (struct tree_decl_common): Add no_tbaa_flag field.
3337 * tree-ssa-structalias.c (struct variable_info): Add
3338 no_tbaa_pruning field.
3339 (new_var_info): Initialize no_tbaa_pruning field.
3340 (unify_nodes): Copy no_tbaa_pruning field.
3341 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3342 (dump_solution_for_var): Print no_tbaa_pruning flag.
3343 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3345 (compute_tbaa_pruning): New static function.
3346 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3347 Call compute_tbaa_pruning.
3348 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3349 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3350 * gimple-low.c (lower_stmt): Likewise.
3351 * tree-gimple.c (is_gimple_stmt): Likewise.
3352 * tree-ssa-operands.c (get_expr_operands): Likewise.
3353 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3354 * tree-inline.c (estimate_num_insns_1): Likewise.
3355 (copy_result_decl_to_var): Likewise.
3356 * expr.c (expand_expr_real_1): Likewise.
3357 * tree-pretty-print.c (dump_generic_node): Likewise.
3358 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3359 * omp-low.c (omp_copy_decl_2): Likewise.
3360 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3361 * doc/c-tree.texi (Expression trees): Document
3362 CHANGE_DYNAMIC_TYPE_EXPR.
3364 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3366 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3367 with !HONOR_NANS and !HONOR_INFINITIES.
3368 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3370 2007-06-12 Tristan Gingold <gingold@adacore.com>
3372 * gcov.c: Comments updated.
3373 (source_info): Add file_time field.
3374 (source_index): New variable.
3375 (mutiple_files): New variable.
3376 (generate_results): New function extracted from process_file.
3377 (process_file): Save and restore chain of functions, generate
3378 results and free structures only if not merging results.
3379 (release_structures): File names are now freed in create_file_names
3380 (create_file_names): Free previous file names.
3381 (find_source): File date is now read here and modifications in
3382 source files is checked here.
3383 (read_graph_file): Only reverse order of functions for the current
3385 (make_gcov_file_name): Do not generate long names if input_name is
3387 (output_lines): If merging results do not display graph, data and
3389 Checking source file modification is done in find_source.
3391 * doc/gcov.texi: Append an s to sourcefile.
3393 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3395 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3396 (forced_nop): New pattern.
3397 * config/bfin/bfin.c: Include "df.h".
3398 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3399 (bfin_discover_loop): Use df_get_live_in instead of
3400 global_live_at_start.
3401 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3402 df_analyze when done.
3403 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3404 the insns. Use QImode for the final insn in a bundle. Call
3405 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3407 (reorder_var_tracking_notes): New function.
3408 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3409 update_life_info. Call df_analyze after scheduling and bundle
3410 generation. Call reorder_var_tracking_notes if generating these
3411 notes. Call df_finish_pass at the end.
3413 2007-06-12 Dirk Mueller <dmueller@suse.de>
3415 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3416 a comparison, not an assignment.
3418 2007-06-12 Olivier Hainque <hainque@adacore.com>
3420 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3421 Request walking the subtrees only, leaving the current is_lhs/val_only
3423 (convert_non_local_reference): Likewise.
3425 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3427 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3429 2007-06-12 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/15353
3432 PR tree-optimization/31657
3433 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3434 * timevar.def: Add TV_TREE_IFCOMBINE.
3435 * tree-pass.h (pass_tree_ifcombine): Declare.
3436 * tree-ssa-ifcombine.c: New file.
3437 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3438 * tree-flow.h (blocks_in_phiopt_order): Declare.
3439 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3440 (tree-ssa-ifcombine.o): New dependencies.
3442 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3444 PR rtl-optimization/32293
3445 * combine.c (simplify_if_then_else): Truncate return from
3446 nonzero_bits() to correct mode.
3448 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3450 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3451 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3453 2007-06-11 Diego Novillo <dnovillo@google.com>
3455 * Makefile.in (reload1.o-warn): Remove.
3457 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3459 * combine.c (subst): Use reg_overlap_mentioned_p
3460 instead of comparing register numbers directly.
3462 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3464 * reload1.c (mark_home_live_1): Use the mode parameter.
3466 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3468 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3469 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3473 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3475 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3477 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3479 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3480 from integer registers.
3481 (FP mode splitters): Handle TFmode.
3483 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3485 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3486 for ref-all pointers that point-to anything.
3488 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3490 * config/arm/arm.c (arm_output_dwarf_dtprel,
3491 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3493 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3495 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3496 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3499 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3501 * gcc/tree.c (signed_or_unsigned_type_for): New.
3502 (unsigned_type_for): Use signed_or_unsigned_type_for.
3503 (signed_type_for): Use signed_or_unsigned_type_for.
3504 * gcc/tree.h (signed_or_unsigned_type_for): New.
3505 (get_signed_or_unsigned_type): Remove.
3506 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3507 lang_hooks.types.signed_type
3508 (size_diffop): Likewise.
3509 (all_ones_mask_p): Likewise.
3510 (build_range_check): Likewise.
3511 (fold_cond_expr_with_comparison): Likewise.
3512 (fold_cond_expr_with_comparison): Likewise.
3513 (unextend): Likewise.
3514 (extract_muldiv_1): Likewise.
3515 (fold_single_bit_test_into_sign_test): Likewise.
3516 (fold_binary): Likewise.
3517 (fold_ternary): Likewise.
3518 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3519 instead of get_signed_or_unsigned_type.
3520 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3521 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3522 * gcc/expr.c (signed_or_unsigned_type_for): Use
3523 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3524 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3525 (lhd_signed_or_unsigned_type): Remove.
3526 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3527 signed_or_unsigned_type.
3528 (lhd_signed_or_unsigned_type): Remove.
3529 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3530 lang_hooks.types.signed_type.
3531 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3532 c_common_signed_type instead of lang_hooks.types.signed_type.
3533 (c_common_unsigned_type): New.
3534 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3535 (shorten_compare): Use c_common_unsigned_type instead of
3536 c_common_signed_or_unsigned_type.
3537 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3539 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3540 lang_hooks.types.signed_type.
3541 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3542 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3543 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3544 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3545 instead of unsigned_type_for.
3546 * gcc/c-decl.c (groakdeclarator): Likewise.
3547 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3548 * gcc/c-common.h (c_common_unsigned_type): New.
3550 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3553 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3554 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3556 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3559 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3560 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3562 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3563 Sebastian Pop <sebpop@gmail.com>
3565 * lambda-code.c (remove_iv): New.
3566 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3568 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3570 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3571 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3572 * tree-ssa-loop-prefetch.c: Include optabs.h.
3573 (FENCE_FOLLOWING_MOVNT): New macro.
3574 (struct mem_ref): Add independent_p and storent_p fields.
3575 (record_ref): Initalize the new fields.
3576 (gather_memory_references_ref): Return true if the reference
3578 (gather_memory_references): Check whether all memory accesses
3579 in loop were recorded.
3580 (should_issue_prefetch_p): Return false for nontemporal stores.
3581 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3582 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3583 (determine_loop_nest_reuse): Detect independent memory references.
3584 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3585 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3586 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3587 * config/i386/i386.h (x86_mfence): Declare.
3588 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3589 * config/i386/i386.c (x86_mfence): New variable.
3590 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3592 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3593 * optabs.c (init_optabs): Initialize storent_optab.
3594 * optabs.h (enum optab_index): Add OTI_storent.
3595 (storent_optab): Declare.
3596 * genopinit.c (optabs): Add initialization for storent_optab.
3597 * tree.h (MOVE_NONTEMPORAL): New macro.
3598 * expr.c (expand_assignment, store_expr, store_constructor_field,
3599 store_constructor, store_field, expand_expr_real_1): Propagate
3600 nontemporality of the expanded store.
3601 (emit_storent_insn): New function.
3602 * expr.h (expand_assignment, store_expr): Declaration changed.
3603 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3604 to expand_assignment.
3605 * stmt.c (expand_asm_expr): Ditto.
3606 * calls.c (initialize_argument_information): Pass false as
3607 nontemporality to store_expr.
3608 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3611 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3613 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3615 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3617 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3619 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3620 and allow DECL_P here.
3622 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3624 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3625 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3626 track of the size of the expression.
3627 * cfghooks.c (merge_blocks): Remove block from loops structure only
3628 after call of the merge_blocks hook.
3630 2007-06-09 Tom Tromey <tromey@redhat.com>
3632 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3633 (deprecated_state): Removed.
3634 (start_decl): Update.
3635 (enum deprecated_states): Moved earlier.
3636 (groktypename): Update.
3637 (push_parm_decl): Likewise.
3638 (grokfield): Likewise.
3639 (start_function): Likewise.
3641 2007-06-09 Ian Lance Taylor <iant@google.com>
3643 PR tree-optimization/32169
3644 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3645 CONVERT_EXPR, check whether min and max both converted to an
3646 overflow infinity representation.
3648 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3650 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3651 not inserted on the edge.
3653 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3655 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3656 instructions if they are supported.
3657 (__divsi3, __umodsi3, __modsi3): Likewise.
3658 (__ashldi3, __ashrdi3, __lshrdi3): New.
3659 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3661 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3662 Tony Linthicum <tony.linthicum@amd.com>
3664 * doc/invoke.texi: Add fvect-cost-model flag.
3665 * common.opt (fvect-cost-model): New flag.
3666 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3667 cost fields in stmt_vec_info struct for STMT.
3668 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3669 fields in stmt_vec_info struct and access functions for the same.
3670 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3671 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3672 load, store and vector to scalar operation.
3673 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3674 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3675 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3676 (TARG_VEC_STORE_COST): Define cost of vector store.
3677 (vect_estimate_min_profitable_iters): Define new function.
3678 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3679 check to evaluate if loop iterations are less than minimum profitable
3680 iterations determined by cost model or minimum vect loop bound defined
3681 by user, whichever is more conservative.
3682 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3683 run-time check to evaluate if loop iterations are less than minimum
3684 profitable iterations determined by cost model or minimum vect loop
3685 bound defined by user, whichever is more conservative.
3686 (vect_estimate_min_profitable_iterations): New function to estimate
3687 mimimimum iterartions required for vector version of loop to be
3688 profitable over scalar version.
3689 (vect_model_reduction_cost): New function.
3690 (vect_model_induction_cost): New function.
3691 (vect_model_simple_cost): New function.
3692 (vect_cost_strided_group_size): New function.
3693 (vect_model_store_cost): New function.
3694 (vect_model_load_cost): New function.
3695 (vectorizable_reduction): Call vect_model_reduction_cost during
3697 (vectorizable_induction): Call vect_model_induction_cost during
3699 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3700 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3701 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3702 vectorizable_promotion, vectorizable_demotion): Call
3703 vect_model_simple_cost during analysis phase.
3705 2007-06-08 Simon Baldwin <simonb@google.com>
3707 * reg-stack.c (get_true_reg): Readability change. Moved default case
3708 label into direct switch statement scope.
3710 2007-06-08 Simon Baldwin <simonb@google.com>
3712 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3713 in gcc_assert() with '==' comparison.
3715 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3718 TARGET_ABM handling of x86_popcnt variable.
3720 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3722 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3723 __builtin_copysignq and __builtin_infq built-in functions.
3725 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3727 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3728 SSE4.2 section. Correct built-in function names in SSE4A section.
3730 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3732 PR tree-optimization/32243
3733 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3734 for ncopies after ratio check between nunits_out and nunits_in.
3735 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3737 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3739 PR tree-optimization/32224
3740 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3741 vectorization upon a non GIMPLE_MODIFY_STMT.
3743 2007-06-08 Christian Bruel <christian.bruel@st.com>
3746 * config/sh/sh.md (doloop_end): New pattern and splitter.
3747 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3749 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3752 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3754 (verify_dominators): Do not change dominance tree.
3756 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3758 * config/sh/constraints.md: New file.
3759 * config/sh/sh.c: Include tm-constrs.h.
3760 (reg_class_from_letter): Remove.
3761 (prepare_cbranch_operands): Use satisfies_constraint_*
3762 function instead of macro.
3763 (andcosts, broken_move, sh_secondary_reload): Likewise.
3764 * config/sh/predicates.md (trapping_target_operand): Likewise.
3765 (and_operand, arith_operand, arith_reg_or_0_operand,
3766 cmp_operand, logical_operand, target_operand,
3767 ua_address_operand, ua_offset, xor_operand): Likewise.
3768 * config/sh/sh.md: Include constraints.md.
3769 (*movsicc_t_false): Use satisfies_constraint_* function
3771 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3772 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3773 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3774 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3775 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3776 (REG_CLASS_FROM_CONSTRAINT): Remove.
3777 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3778 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3779 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3780 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3781 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3782 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3783 function instead of macro.
3784 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3785 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3786 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3787 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3788 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3789 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3790 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3791 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3792 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3793 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3794 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3795 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3796 EXTRA_CONSTRAINT_STR): Likewise.
3797 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3799 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3801 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3803 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3806 * c-common.h (flag_cpp0x): Replaced by...
3807 (cxx_dialect): ... this new variable specifying the C++ dialect that
3809 * c-common.c (flag_cpp0x): Removed.
3810 (cxx_dialect): Defined.
3811 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3813 * c-opts.c (c_common_post_options): Likewise.
3814 (set_std_cxx98): Set cxx_dialect to cxx98.
3815 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3817 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3818 Hui-May Chang <hm.chang@apple.com>
3820 * doc/invoke.texi (Darwin Options): Update documentation for
3821 -mmacosx-version-min.
3822 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3823 * config/darwin-driver.c: New file.
3824 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3825 * config/t-darwin (darwin-driver.o): New rule.
3827 * config/darwin-c.c (version_as_macro): Ignore low digit.
3829 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3832 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3833 (CSGNMODE): New mode macro.
3834 (CSGNVMODE): New mode attribute.
3835 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3836 expander using CSGNMODE mode macro. Handle TFmode.
3837 (copysign<mode>3_const): Rename from copysignsf3_const and
3838 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3840 (copysign<mode>3_var): Rename from copysignsf3_var and
3841 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3843 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3844 mode macro. Handle TFmode.
3845 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3846 (iortf3, *iortf3): Ditto.
3847 (xortf3, *xortf3): Ditto.
3848 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3849 TFmode and TImode masks.
3850 (ix86_expand_copysign): Expand TFmode copysign insn.
3851 (IX86_BUILTIN_INFQ): New.
3852 (IX86_BUILTIN_FABSQ): Ditto.
3853 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3854 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3855 [__builtin_fabsq]: Ditto.
3856 [__builtin_copysignq]: Ditto.
3857 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3858 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3859 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3860 ix86_expand_binop_builtin().
3862 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3864 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3866 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3869 * rtl.h (push_to_sequence2): New.
3870 * emit-rtl.c (push_to_sequence2): New.
3871 * function.c (assign_parm_data_all): Add new fields.
3872 (assign_parm_setup_block): Call push_to_sequence2 instead of
3874 (assign_parm_setup_reg): Ditto.
3875 (assign_parm_setup_stack): Ditto.
3876 (assign_parms_unsplit_complex): Ditto.
3877 (assign_parms): Change field name.
3879 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3881 PR tree-optimization/32220
3882 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3883 phi node is reached before defining statement.
3885 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3888 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3889 after changing the right hand side of the assignment.
3891 2007-06-06 Eric Christopher <echristo@apple.com>
3893 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3894 (x86_64-*-darwin*): Ditto.
3895 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3896 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3898 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3900 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3902 (add_key): Likewise.
3903 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3904 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3906 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3908 (add_cost_one_coalesce): Likewise.
3909 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3910 variable names. Rename orig to orig_name for consistency.
3911 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3913 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3915 (record_equivalences_from_stmt): Likewise.
3916 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3917 the coding conventions.
3918 (memory_ssa_name_same): Likewise.
3919 (dse_optimize_stmt): Likewise.
3920 (dse_record_phis): Likewise.
3921 (dse_finalize_block): Likewise.
3922 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3923 keywords as variable names.
3924 (may_move_till): Cast according to the coding conventions.
3925 (force_move_till_expr): Avoid using C++ keywords as variable names.
3926 (force_move_till): Cast according to the coding conventions.
3927 (memref_hash): Likewise.
3928 (memref_eq): Likewise.
3929 (gather_mem_refs_stmt): Likewise.
3930 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3931 using C++ keywords as variable names.
3932 (idx_find_step): Cast according to the coding conventions.
3933 (idx_record_use): Likewise.
3934 (find_depends): Likewise.
3935 (prepare_decl_rtl): Likewise.
3936 (mbc_entry_hash): Likewise.
3937 (mbc_entry_eq): Likewise.
3938 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3939 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3940 (idx_infer_loop_bounds): Cast according to the coding conventions.
3941 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3942 * tree-ssa-math-opts.c (occ_new ): Likwise.
3943 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3945 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3947 (add_use_op): Likewise.
3948 (add_vop): Likewise.
3949 (add_vuse_op): Likewise.
3950 (add_vdef_op): Likewise.
3951 (get_expr_operands): Likewise.
3952 (push_stmt_changes): Use type safe memory macros.
3953 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3954 keywords as variable names.
3955 (conditional_replacement): Likewise.
3956 (minmax_replacement): Likewise.
3957 (abs_replacement): Likewise.
3958 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3960 (insert_fake_stores): Avoid using C++ keywords as variable names.
3961 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3963 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3964 (heapvar_insert): Use type safe memory macros.
3965 (new_var_info): Cast according to the coding conventions.
3966 (new_constraint): Likewise.
3967 (remove_preds_and_fake_succs): Use type safe memory macros.
3968 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3970 (thread_single_edge): Likewise.
3971 (thread_through_loop_header): Likewise.
3973 2007-06-06 Eric Christopher <echristo@apple.com>
3975 * config/i386/i386.c (override_options): Move handling
3976 of TARGET_SUBTARGET* earlier.
3978 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3980 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3983 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3985 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3986 emited outside of basic block.
3987 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3989 * rtl.h (delete_insn_chain): Declaration changed.
3990 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3992 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3993 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3994 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3995 to delete_insn_chain.
3996 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3997 do not have bb field set.
3998 (rtl_verify_flow_info): Verify that insns between basic blocks do not
4000 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
4001 * cfgcleanup.c (try_optimize_cfg): Ditto.
4003 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4005 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
4006 (lambda_body_vector_new): Use type safe memory macros.
4007 (lambda_linear_expression_new): Likewise.
4008 (lambda_loopnest_new): Likewise.
4009 (lambda_lattice_new): Likewise.
4010 (replace_uses_equiv_to_x_with_y): Cast according to the coding
4011 conventions. Use type safe memory macros.
4012 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
4013 (lambda_body_vector_s): Likewise.
4014 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
4015 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
4017 2007-06-06 Richard Guenther <rguenther@suse.de>
4019 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
4020 if we need to schedule cfg_cleanup.
4021 (tree_ssa_forward_propagate_single_use_vars): Do so.
4023 2007-06-06 Ian Lance Taylor <iant@google.com>
4025 * fold-const.c (merge_ranges): If range_successor or
4026 range_predecessor fail, just return 0.
4028 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4030 PR tree-optimization/32216
4031 * tree-vectorizer.c (supportable_widening_operation): Determine
4032 signedness of FIX_TRUNC_EXPR from output operand.
4033 (supportable_narrowing_operation): Ditto.
4034 * tree-vect-generic.c (expand_vector_operations_1): Determine
4035 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4038 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4040 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4041 (struct pta): ...from here. Change flags to unsigned to avoid
4042 excessive casting (as it is used as a bit mask).
4043 (override_options): Add casts according to the coding convenventions.
4044 (x86_64_elf_unique_section): Likewise.
4045 (examine_argument): Avoid using C++ keywords as variable names.
4046 (construct_container): Likewise.
4047 (legitimize_pic_address): Likewise.
4048 (get_dllimport_decl): Cast according to the coding conventions. Use
4049 type safe memory macros.
4050 (legitimize_address): Cast according to the coding conventions.
4051 (emit_i387_cw_initialization): Corrected the type of slot to enum
4053 (ix86_init_machine_status): Use type safe memory macros.
4054 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4055 (bdesc_pcmpistr): Likewise.
4056 (bdesc_crc32): Likewise.
4057 (bdesc_sse_3arg): Likewise.
4058 (bdesc_2arg): Likewise.
4059 (bdesc_1arg): Likewise.
4060 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4061 (ix86_expand_sse_pcmpistr): Likewise.
4062 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4063 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4064 int to match the langhook definition.
4065 (ix86_builtin_conversion): Change the type of code to unsigned init to
4066 match the langhook definition.
4067 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4069 (ix86_preferred_output_reload_class): Likewise.
4070 (ix86_cannot_change_mode_class): Likewise.
4071 (ix86_memory_move_cost): Likewise.
4072 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4073 avoid excessive casting later on.
4074 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4076 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4078 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4079 as flags setting insn.
4080 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4082 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4084 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4085 (UNSPEC_ROUND): New.
4086 ("sse4_1_round<mode>2"): New insn pattern.
4087 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4089 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4090 expander using SSEMODEF mode macro. Expand using
4091 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4092 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4093 expander using SSEMODEF mode macro. Expand using
4094 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4095 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4096 expander using SSEMODEF mode macro. Expand using
4097 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4098 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4099 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4100 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4103 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4104 Sebastian Pop <sebpop@gmail.com>
4106 * lambda.h (build_linear_expr): New.
4107 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4108 Use build_linear_expr, call fold and force_gimple_operand.
4109 (lambda_loopnest_to_gcc_loopnest): Check that there is
4110 something to insert.
4111 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4113 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4115 PR preprocessor/23479
4116 * doc/extend.texi: Document the 0b-prefixed binary integer
4119 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4121 PR tree-optimization/32215
4122 * tree-vectorizer.c (supportable_widening_operation): Return false
4123 for unsupported FIX_TRUNC_EXPR tree code.
4124 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4126 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4128 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4129 register on SPE targets. Change documentation to reflect
4131 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4132 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4133 out of the register allocation pool.
4134 (rs6000_reg_live_or_pic_offset_p): New function.
4135 (rs6000_emit_prologue): Move the actual saving of LR up to free
4136 r0 for holding r11. Split saving of SPE 64-bit registers into
4137 its own case. Ensure that offsets will always be in-range for
4138 'evstdd' by using r11 as a scratch register to point at the start
4139 of the SPE save area. Save r11 if necessary, as it is the static
4141 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4142 into its own case. Ensure that offsets will always be in-range
4143 for 'evldd' by using r11 as a scratch register to point at the
4144 start of the SPE save area. Also adjust r11 when restoring
4145 the stack pointer to compensate for pre-loading r11.
4147 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4149 * cfg.c (init_flow): Use type safe memory macros.
4150 (alloc_block): Likewise.
4151 (unchecked_make_edge): Likewise.
4152 (dump_flow_info): Avoid using C++ keywords as variable names.
4153 (copy_original_table_clear): Cast according to the coding conventions.
4154 (copy_original_table_set): Likewise.
4155 * cfgexpand (label_rtx_for_bb): Likewise.
4156 (expand_gimple_basic_block): Likewise.
4157 * cfghooks.c (dump_bb): Likewise.
4158 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4160 (lv_add_condition_to_bb): Likewise.
4161 * cfglayout (relink_block_chain): Cast according to the coding
4163 (fixup_reorder_chain): Likewise.
4164 (fixup_fallthru_exit_predecessor): Likewise.
4165 * cfgloop.c (glb_enum_p): Likewise.
4166 (get_exit_description): Likewise.
4167 (dump_recorded_exit): Likewise.
4168 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4169 (struct loop): ... from here.
4170 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4172 * cfgrtl.c (rtl_create_basic_block): Likewise.
4173 (rtl_split_block): Likewise.
4174 (rtl_dump_bb): Likewise.
4175 (cfg_layout_split_block): Likewise.
4176 (init_rtl_bb_info): Use typesafe memory macros.
4178 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4179 * graphds.h: Updated all usages of edge to graph_edge.
4180 * graphds.c: Likewise.
4181 * cfgloopanal.c: Likewise.
4183 2007-06-05 Ian Lance Taylor <iant@google.com>
4185 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4186 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4187 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4189 (test_for_singularity): Likewise.
4191 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4193 * config/i386/constraints.md ("Y2"): Replaced by ...
4195 * config/i386/i386.md: Likewise.
4196 * config/i386/mmx.md: Likewise.
4197 * config/i386/sse.md: Likewise.
4199 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4201 * config/i386/constraints.md ("z"): Replaced by ...
4203 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4204 (sse4_1_blendvps): Likewise.
4205 (sse4_1_pblendvb): Likewise.
4206 (sse4_2_pcmpestr): Likewise.
4207 (sse4_2_pcmpestrm): Likewise.
4208 (sse4_2_pcmpestr_cconly): Likewise.
4209 (sse4_2_pcmpistr): Likewise.
4210 (sse4_2_pcmpistrm): Likewise.
4211 (sse4_2_pcmpistr_cconly): Likewise.
4213 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4215 * matrix-reorg.c (transform_access_sites): Fix computation.
4216 (transform_allocation_sites): Same.
4218 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4220 * config/i386/i386.c (override_options): Use
4221 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4223 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4225 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4226 (nonimm_not_xmm0_operand): Ditto.
4227 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4228 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4229 as operand[2] predicate. Require "z" class XMM register for
4230 operand[3]. Adjust asm template.
4231 ("sse4_1_blendvpd"): Ditto.
4232 ("sse4_1_pblendvb"): Ditto.
4233 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4234 force op2 into xmm0 register for variable blend instructions.
4236 2007-06-04 Tom Tromey <tromey@redhat.com>
4238 * c-tree.h (start_enum): Update.
4239 (build_enumerator): Likewise.
4240 * c-decl.c (enum_next_value): Removed.
4241 (enum_overflow): Likewise.
4242 (start_enum): Add c_enum_contents argument. Don't use globals.
4243 (build_enumerator): Likewise.
4244 * c-tree.h (struct c_enum_contents): New struct.
4246 2007-06-04 Tom Tromey <tromey@redhat.com>
4248 * c-common.c (c_common_get_alias_set): Fix indentation.
4250 2007-06-04 Ian Lance Taylor <iant@google.com>
4252 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4253 to overflow, reduce overflow infinity to regular infinity.
4254 (vrp_var_may_overflow): New static function.
4255 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4257 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4259 * stor-layout.c (layout_type): Remove duplicate code.
4261 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4264 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4265 before build_common_builtin_nodes ().
4267 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4270 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4272 2007-06-04 Jan Hubicka <jh@suse.cz>
4274 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4275 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4276 instead of _stat version.
4278 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4280 PR tree-optimization/32194
4281 * tree-predcom.c (determine_offset): Check that both references have
4284 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4286 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4287 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4288 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4289 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4290 Add argument to iterate_fix_dominators call.
4291 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4292 * gcse.c (hoist_code): Change domby to vector.
4293 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4294 Add argument to iterate_fix_dominators call.
4295 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4296 recompute_dominator.
4297 * lambda-code.c (perfect_nestify): Ditto.
4298 * cfgloopanal.c: Include graphds.h.
4299 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4300 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4301 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4303 * graphds.c: New file.
4304 * graphds.h: New file.
4305 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4306 (get_dominated_by, get_dominated_by_region): Change return type to
4308 (verify_dominators): Recompute all dominators and compare the results.
4309 (recount_dominator): Renamed to ...
4310 (recompute_dominator): ... this. Do not check that the block is
4312 (iterate_fix_dominators): Reimplemented.
4313 (prune_bbs_to_update_dominators, root_of_dom_tree,
4314 determine_dominators_for_sons): New functions.
4315 * et-forest.c (et_root): New function.
4316 * et-forest.h (et_root): Declare.
4317 * Makefile.in (graphds.o): Add.
4318 (cfgloopanal.o): Add graphds.h dependency.
4319 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4320 * basic-block.h (get_dominated_by, get_dominated_by_region,
4321 iterate_fix_dominators): Declaration changed.
4322 (recount_dominator): Renamed to ...
4323 (recompute_dominator): ... this.
4324 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4325 (thread_through_all_blocks): Do not free dominance info.
4327 2007-06-03 Andreas Schwab <schwab@suse.de>
4329 * config/m68k/m68k.c (override_options): Don't override
4331 * config/m68k/m68k-modes.def (SF, DF): Define to use
4332 motorola_single_format and motorola_double_format, resp.
4333 * real.c (motorola_single_format): Renamed from
4334 coldfire_single_format.
4335 (motorola_double_format): Renamed from coldfire_double_format.
4336 (encode_ieee_extended): Generate a proper canonical NaN image
4337 respecting canonical_nan_lsbs_set.
4338 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4340 * real.h: Adjust declarations.
4342 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4345 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4346 the symbol is generated with the stack protector.
4348 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4350 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4351 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4353 * doc/extend.texi (interrupt): Mention m68k.
4355 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4358 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4359 (ix86_expand_sse_pcmpestr): Do not check operands for
4360 "register_operand", when insn operand predicate is "register_operand".
4361 (ix86_expand_sse_pcmpistr): Ditto.
4363 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4364 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4367 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4368 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4369 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4370 * config/i386/constraints.md ("z"): New register constraint
4371 for members of SSE_FIRST_REG class.
4372 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4373 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4374 SSE_FIRST_REG class.
4375 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4376 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4377 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4378 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4379 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4380 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4381 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4382 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4383 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4384 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4385 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4386 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4387 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4388 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4389 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4390 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4391 (struct builtin_description): Change "flag" field to unsigned.
4392 (bdesc_pcmpestr): New builtin description table.
4393 (bdesc_pcmpistr): Likewise.
4394 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4395 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4396 Initialize pcmp[ei]str[im] insns for SSE4.2.
4397 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4398 (ix86_expand_sse_pcmpistr): Likewise.
4399 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4400 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4401 (UNSPEC_PCMPISTR): Likewise.
4402 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4403 (sse4_2_pcmpestri):New isns pattern.
4404 (sse4_2_pcmpestrm): Likewise.
4405 (sse4_2_pcmpestr_cconly): Likewise.
4406 (sse4_2_pcmpistr): New insn patern and splitter.
4407 (sse4_2_pcmpistri):New isns pattern.
4408 (sse4_2_pcmpistrm): Likewise.
4409 (sse4_2_pcmpistr_cconly): Likewise.
4410 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4413 2007-06-01 David Daney <ddaney@avtrex.com>
4415 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4416 LOADGP_ABSOLUTE and not binds_local_p.
4418 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4420 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4422 2007-06-01 Ian Lance Taylor <iant@google.com>
4424 * tree-vrp.c (compare_name_with_value): Always set
4425 used_strict_overflow if we get a result from the variable itself.
4427 2007-06-01 Ian Lance Taylor <iant@google.com>
4429 PR rtl-optimization/31455
4430 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4431 subregs which have a cast between modes which are not tieable.
4433 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4435 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4436 breaks after return statements.
4438 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4440 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4441 only after no_new_pseudos.
4443 2007-05-31 Eric Christopher <echristo@apple.com>
4445 * expr.c (convert_move): Assert that we don't have a BLKmode
4447 (store_expr): Handle BLKmode moves by calling emit_block_move.
4449 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4451 * c-typeck.c (build_indirect_ref): Include type in error message.
4452 (build_binary_op): Pass types to binary_op_error.
4453 * c-common.c (binary_op_error): Take two type arguments, print out
4455 * c-common.h (binary_op_error): Update prototype.
4457 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4459 * config/i386/i386.c: Correct coments on -mno-sse4.
4461 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4463 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4464 (x86_64-*-*): Likewise.
4465 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4466 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4467 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4468 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4469 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4470 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4471 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4472 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4473 (OPTION_MASK_ISA_SSE4): Likewise.
4474 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4475 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4476 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4477 (override_options): Support SSE4.2.
4478 (ix86_build_const_vector): Support SImode and DImode.
4479 (ix86_build_signbit_mask): Likewise.
4480 (ix86_expand_int_vcond): Support V2DImode.
4481 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4482 (IX86_BUILTIN_CRC32HI): Likewise.
4483 (IX86_BUILTIN_CRC32SI): Likewise.
4484 (IX86_BUILTIN_CRC32DI): Likewise.
4485 (IX86_BUILTIN_PCMPGTQ): Likewise.
4486 (bdesc_crc32): Likewise.
4487 (bdesc_sse_3arg): Likewise.
4488 (ix86_expand_crc32): Likewise.
4489 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4490 (ix86_expand_builtin): Likewise.
4491 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4492 __SSE4_2__ for -msse4.2.
4493 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4494 (CRC32MODE): Likewise.
4495 (crc32modesuffix): Likewise.
4496 (crc32modeconstraint): Likewise.
4497 (sse4_2_crc32<mode>): Likewise.
4498 (sse4_2_crc32di): Likewise.
4499 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4501 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4502 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4503 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4504 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4505 (vcondu<mode>): Likewise.
4506 * doc/extend.texi: Document SSE4.2 built-in functions.
4507 * doc/invoke.texi: Document -msse4.2/-msse4.
4509 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4511 PR tree-optimization/32160
4512 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4513 variable as gimple reg.
4514 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4516 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4518 * gcc.c (main): Don't consider linker options when issuing the
4519 warning about a linker input file not being used.
4521 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4523 * tree-vrp.c (compare_names): Initialize sop.
4525 2007-05-30 Dirk Mueller <dmueller@suse.de>
4527 * cgraphunit.c (cgraph_analyze_function): Remove
4528 computation of inline parameters.
4530 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4532 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4534 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4536 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4537 Add vx-common.h. Include vxworks.h between vx-common.h and
4539 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4541 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4542 (TARGET_ASM_DESTRUCTOR): Likewise.
4543 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4544 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4545 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4546 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4547 (VXWORKS_ENDIAN_SPEC): Define.
4548 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4549 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4550 VXWORKS_* equivalents.
4551 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4552 (ASM_FILE_START): Delete.
4553 (TARGET_VERSION): Reformat.
4554 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4555 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4556 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4557 (FPBIT, DPBIT): Define.
4558 (fp-bit.c, dp-bit.c): New rules.
4559 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4560 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4561 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4562 * config/arm/arm.h: Include vxworks-dummy.h.
4563 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4564 Mark with ATTRIBUTE_UNUSED.
4565 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4566 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4567 make it incompatible with -msingle-pic-base.
4568 (arm_function_ok_for_sibcall): Return false for calls that might
4569 go through a VxWorks PIC PLT entry.
4570 (require_pic_register): New function, split out from...
4571 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4573 (arm_load_pic_register): Handle the VxWorks RTP initialization
4574 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4575 (arm_emit_call_insn): New function.
4576 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4577 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4578 (pic_offset_arm): New pattern.
4579 (call, call_value): Use arm_emit_call_insn.
4580 (call_internal, call_value_internal): New expanders.
4581 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4582 VxWorks unless __PIC__.
4584 2007-05-30 Eric Christopher <echristo@gmail.com>
4586 * genrecog.c: Include regs.h in generated file.
4587 * genemit.c: Ditto. Fix up formatting.
4588 * config/mn10300/constraints.md: New.
4589 * config/mn10300/mn10300.md: Include.
4590 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4591 Fix up for removed macro.
4592 * config/mn10300/predicates.md (call_address_operand): Ditto.
4593 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4594 (CONST_OK_FOR_I): Ditto.
4595 (CONST_OK_FOR_J): Ditto.
4596 (CONST_OK_FOR_K): Ditto.
4597 (CONST_OK_FOR_L): Ditto.
4598 (CONST_OK_FOR_M): Ditto.
4599 (CONST_OK_FOR_N): Ditto.
4600 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4604 (EXTRA_CONSTRAINT): Ditto.
4606 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4608 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4610 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4611 OPTION_MASK_ISA_64BIT.
4612 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4614 2007-05-30 Richard Guenther <rguenther@suse.de>
4617 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4618 types for comparison.
4619 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4620 with original typed arguments.
4621 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4623 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4625 PR tree-optimization/31769
4626 * except.c (duplicate_eh_regions): Clear prev_try if
4627 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4629 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4631 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4632 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4633 bsi of the location where statements should be inserted.
4634 (sink_code_in_bb): Take bsi from statement_sink_location.
4635 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4636 instead of bsi_start.
4637 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4639 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4640 (bsi_move_before): Document inconsistency with bsi_move_after.
4641 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4643 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4645 * config/i386/i386.h (TARGET_ABM): New define.
4646 (TARGET_POPCNT): Ditto.
4647 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4648 New temporary defines to redefine from OPTION_ISA_* defines.
4649 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4650 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4651 (ix86_isa_flags): New extern int declaration.
4652 (TARGET_SUBTARGET_DEFAULT): New define.
4653 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4654 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4655 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4656 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4657 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4658 * config/i386/darwin.h: Change TARGET_64BIT define to
4661 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4662 using existing "ix86_isa_flags" varible.
4663 (m32, m64): Use existing "ix86_isa_flags" variable.
4664 (mmmx, m3dnow): Ditto.
4665 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4666 (mabm): Define as non-negative option using "x86_abm" variable.
4667 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4669 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4670 Rewrite feature test bitmap.
4671 (ix86_isa_flags): New initialized global int varible.
4672 (ix86_isa_flags_explicit): New static int variable.
4673 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4674 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4675 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4676 target_flags_explicit.
4677 (override_options): Remove "target_enable" and "target_disable" fields
4678 from "struct ptt". Update processor_target_table accordingly. Remove
4679 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4680 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4681 "target_flags" and "ix86_isa_flags_explicit" instead of
4682 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4683 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4684 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4685 to true when either of PTA_POPCNT or PTA_ABM is set in
4686 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4687 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4688 processor_alias_table flags entry. Remove handling of
4689 "target_enable" and "target_disable" fields of processor_target_table.
4690 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4691 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4692 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4693 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4694 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4696 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4698 2007-05-29 David Daney <ddaney@avtrex.com>
4701 * config/mips/mips.c (mips_output_mi_thunk): Emit
4702 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4704 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4705 * config/i386/i386.c (ix86_function_regparm): Added checking of
4706 ix86_force_align_arg_pointer to determine the number of
4707 register parameters.
4709 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4711 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4712 (SET_DR_MISALIGNMENT): New.
4713 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4714 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4715 Use SET_DR_MISALIGNMENT.
4716 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4718 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4719 find_loop_nest): Export.
4720 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4721 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4722 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4723 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4725 (struct mem_ref): Add field reuse_distance.
4726 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4727 Initialize reuse_distance field.
4728 (issue_prefetch_ref): Select temporality of prefetch according to
4730 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4731 self_reuse_distance, determine_loop_nest_reuse): New functions.
4732 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4733 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4734 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4737 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4739 * tree-ssa-alias.c: Add aliasing overview.
4741 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4742 Danny Smith <dannysmith@users.sourceforge.net>
4745 * config/i386/t-crtfm: Compile crtfastmath.o with
4746 -minline-all-stringops.
4747 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4748 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4750 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4752 * doc/md.texi: Document constraints on HP PA-RISC.
4754 * pa/constraints.md: New file.
4755 * pa.md: Include constraints.md.
4756 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4757 (integer_store_memory_operand, ldil_cint_p): New functions.
4758 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4759 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4760 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4761 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4762 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4764 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4767 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4768 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4769 case POSTDECREMENT_EXPR>): Return the error_mark_node
4770 if either the real or imaginary parts would an
4773 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4775 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4776 name when we remove it from a call.
4778 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4780 * targhooks.c (default_narrow_bitfield): Remove.
4781 * targhooks.h: Remove the prototype for
4782 default_narrow_bitfield.
4784 * langhooks-def.h: Remove the prototype for
4785 hook_get_alias_set_0.
4786 * langhooks.c (hook_get_alias_set_0): Remove.
4788 * global.c (EXECUTE_IF_CONFLICT): Remove.
4790 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4793 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4794 return true when truth_value_p is true and the type
4797 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4799 * doc/install.texi (Prerequisites): We no longer require Autoconf
4800 2.13 for the top-level.
4802 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4804 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4805 memory access via x86_expand_vector_move_misalign() only for
4806 TImode values on 32-bit targets.
4808 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4810 * matrix-reorg.c: New file. Implement matrix flattening and
4811 transposing optimization.
4812 * tree-pass.h: Add matrix reorg pass.
4813 * common.opt: Add fipa-mreorg flag.
4814 * Makefile.in: Add matrix-reorg.c.
4815 * passes.c: Add matrix reorg pass.
4816 * varpool.c (add_new_static_var): New function.
4817 * cgraph.h (add_new_static_var): Declare.
4819 2007-05-27 Eric Christopher <echristo@apple.com>
4821 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4822 sp_offset depending on stack size. Save r12 depending
4823 on registers we're saving later.
4824 (rs6000_emit_epilogue): Update sp_offset depending only
4827 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4829 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4830 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4831 * ifcvt.c (if_convert): Ditto.
4832 * tree-ssa-threadupdate.c (thread_block): Ditto.
4833 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4834 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4835 verify_loop_closed_ssa): Check number_of_loops instead of
4837 * predict.c (tree_estimate_probability): Ditto.
4838 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4839 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4840 * modulo-sched.c (sms_schedule): Ditto.
4841 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4842 (scev_finalize): Do not do anything if scev analysis was not
4844 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4845 current_loops == NULL.
4846 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4847 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4849 (loop_optimizer_finalize): Assert that loops were analyzed.
4850 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4851 rtl_doloop): Check number_of_loops instead of current_loops.
4852 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4853 current_loops == NULL.
4854 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4855 gate_tree_vectorize tree_linear_transform, check_data_deps,
4856 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4857 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4858 Check number_of_loops instead of current_loops.
4859 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4860 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4861 free loops if available.
4862 (execute_pre): Do not pass do_fre to fini_pre.
4864 2007-05-27 Tobias Burnus <burnus@net-b.de>
4867 * real.c (mpfr_from_real): Fix sign of -Inf.
4869 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4871 * tree-vect-transform.c (vectorizable_conversion): Initialize
4872 tree_code variables to ERROR_MARK.
4873 (vectorizable_type_demotion): Likewise.
4874 (vectorizable_type_promotion): Likewise.
4876 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4879 * config/i386/i386.md (movti): Handle push operands via
4882 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4884 * basic-block.h: Remove the prototype for merge_seq_blocks.
4885 * cfgcleanup.c (merge_seq_blocks): Remove.
4887 * tree-flow.h: Remove the prototype for is_aliased_with.
4888 * tree-ssa-alias.c (is_aliased_with): Remove.
4890 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4892 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4894 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4896 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4897 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4898 (vec_unpacks_hi_v16qi): Likewise.
4899 (vec_unpacku_lo_v16qi): Likewise.
4900 (vec_unpacks_lo_v16qi): Likewise.
4901 (vec_unpacku_hi_v8hi): Likewise.
4902 (vec_unpacks_hi_v8hi): Likewise.
4903 (vec_unpacku_lo_v8hi): Likewise.
4904 (vec_unpacks_lo_v8hi): Likewise.
4905 (vec_unpacku_hi_v4si): Likewise.
4906 (vec_unpacks_hi_v4si): Likewise.
4907 (vec_unpacku_lo_v4si): Likewise.
4908 (vec_unpacks_lo_v4si): Likewise.
4910 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4912 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4913 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4914 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4915 follow spelling conventions in various
4916 warning/error/diagnostic messages.
4918 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4919 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4920 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4921 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4922 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4923 * doc/tm.texi: Follow spelling conventions.
4925 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4928 * tree-ssa-forwprop.c
4929 (forward_propagate_addr_into_variable_array_index): Remove
4930 the lhs argument. Use the type of def_rhs instead of lhs.
4931 (forward_propagate_addr_expr_1): Update use of
4932 forward_propagate_addr_into_variable_array_index.
4934 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4935 Nigel Stephens <nigel@mips.com>
4937 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4938 function attributes, "far" being an alias for "long_call".
4939 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4940 (mips_near_type_p, mips_far_type_p): New.
4941 (mips_comp_type_attributes): New function to check that attributes
4942 attached to a function type are compatible.
4943 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4944 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4945 to the target function of the thunk.
4946 (mips_encode_section_info): Check for "near" and "far" function
4947 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4949 * config/mips/predicates.md (const_call_insn_operand): Test only
4950 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4952 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4955 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4956 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4957 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4958 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4960 2007-05-25 Eric Christopher <echristo@apple.com>
4962 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4963 to x86-darwin configurations.
4964 * config/i386/t-darwin: Add softfp support.
4965 * config/i386/t-darwin64: Ditto.
4966 * config/i386/sfp-machine.h: If mach then don't use
4967 aliasing, emit a stub to call.
4969 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4971 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4972 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4973 tree-predcom.c, tree-ssa-alias-warnings.c,
4974 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4975 comment typos. Follow spelling conventions.
4976 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4978 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4981 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4982 constants into memory. Expand unaligned memory references for
4983 SSE modes via x86_expand_vector_move_misalign() function.
4985 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4987 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4988 "memory" attribute for "sseishft" type insn without operands[2].
4990 2007-05-25 Dirk Mueller <dmueller@suse.de>
4991 Marcus Meissner <meissner@suse.de>
4993 * doc/extend.texi (alloc_size): New attribute.
4994 * c-common.c (handle_alloc_size_attribute): New.
4995 * tree-object-size.c (alloc_object_size): Use alloc_size
4996 attribute, if available.
4998 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5000 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
5002 (__builtin_ia32_vec_ext_v2di): Likewise.
5003 (__builtin_ia32_vec_ext_v4si): Likewise.
5004 (__builtin_ia32_vec_ext_v8hi): Likewise.
5005 (__builtin_ia32_vec_ext_v16qi): Likewise.
5006 (__builtin_ia32_vec_set_v8hi): Likewise.
5008 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
5010 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
5012 2007-05-25 Richard Sandiford <richard@codesourcery.com>
5014 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
5015 (arm_is_longcall_p): Rename to...
5016 (arm_is_long_call_p): ...this. Take a single tree argument and
5018 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
5019 (CUMULATIVE_ARGS): Remove call_cookie.
5020 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
5021 (ENCODED_LONG_CALL_ATTR_P): Delete.
5022 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5023 LONG_CALL_FLAG_CHAR cases.
5024 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5025 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5026 ARM_DECLARE_FUNCTION_SIZE.
5027 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5028 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5029 (arm_encode_call_attribute, current_file_function_operand): Delete.
5030 (arm_function_in_section_p): New function.
5031 (arm_is_longcall_p): Rename to...
5032 (arm_is_long_call_p): ...this. Take the target function as a single
5033 argument and return a bool. Do not rely on call cookies. Check
5034 whether the target symbol is in the same section as the current
5035 function, not just the same compilation unit.
5036 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5037 (arm_encode_section_info): Don't encode a call type.
5038 * config/arm/arm.md (call, call_value): Update calls to
5039 arm_is_long(_)call_p. Simplify logic.
5040 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5041 Update calls to arm_is_long(_)call_p.
5043 2007-05-25 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/31982
5046 * tree-ssa-forwprop.c
5047 (forward_propagate_addr_into_variable_array_index): Handle arrays
5048 with element size one.
5050 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5052 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5053 (umulsi3_highpart): Likewise.
5055 2007-05-24 Ian Lance Taylor <iant@google.com>
5057 PR rtl-optimization/32069
5058 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5061 2007-05-24 Ollie Wild <aaw@google.com>
5063 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5066 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5068 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5069 (oprs_unchanged_p): Use it to check all registers in a REG.
5070 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5071 (reg_set_between_after_reload_p): Delete.
5072 (reg_used_between_after_reload_p): Likewise.
5073 (reg_set_or_used_since_bb_start): Likewise.
5074 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5075 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5076 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5077 * rtlanal.c (reg_set_p): Check whether REG overlaps
5078 regs_invalidated_by_call, rather than just checking the
5079 membership of REGNO (REG).
5081 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5083 * doc/passes.texi: Document predictive commoning.
5084 * doc/invoke.texi (-fpredictive-commoning): Document.
5085 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5086 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5087 adding indices to the generated name.
5088 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5089 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5090 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5091 (op_symbol_code): ... and exported.
5092 (dump_omp_clause, op_symbol): Use op_symbol_code
5093 instead of op_symbol_1.
5094 * tree-pass.h (pass_predcom): Declare.
5095 * timevar.def (TV_PREDCOM): New timevar.
5096 * tree-ssa-loop.c (run_tree_predictive_commoning,
5097 gate_tree_predictive_commoning, pass_predcom): New.
5098 * tree-data-ref.c (find_data_references_in_loop): Find the
5099 references in dominance order.
5100 (canonicalize_base_object_address): Ensure that the result has
5102 (dr_analyze_innermost): Export.
5103 (create_data_ref): Code to fail for references with invariant
5105 (find_data_references_in_stmt): ... here.
5106 * tree-data-ref.h (dr_analyze_innermost): Declare.
5107 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5108 (aff_combination_find_elt, name_expansion_hash,
5109 name_expansion_eq, tree_to_aff_combination_expand,
5110 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5112 * tree-affine.h (aff_combination_constant_multiple_p,
5113 tree_to_aff_combination_expand): Declare.
5114 * tree-predcom.c: New file.
5115 * common.opt (fpredictive-commoning): New option.
5116 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5117 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5118 * Makefile.in (tree-predcom.o): Add.
5119 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5120 * passes.c (init_optimization_passes): Add dceloop after
5121 copy propagation in loop optimizer. Add predictive commoning
5122 to loop optimizer passes.
5124 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5126 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5129 2007-05-24 Jan Hubicka <jh@suse.cz>
5131 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5133 (genheader): Include statistics.h.
5135 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5137 * print-rtl.c (flag_dump_unnumbered): Update comments.
5138 (print_rtl): Fix my previous change.
5139 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5142 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5145 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5147 (thread_through_all_blocks): Call initialize_original_copy_tables
5148 and free_original_copy_tables.
5149 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5151 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5152 * cfghooks.c (duplicate_block): Use get_loop_copy.
5153 * cfg.c: Include cfgloop.h.
5154 (loop_copy): New hash table.
5155 (initialize_original_copy_tables): Initialize loop_copy table.
5156 (free_original_copy_tables): Free loop_copy table.
5157 (copy_original_table_clear, copy_original_table_set,
5158 set_loop_copy, get_loop_copy): New functions.
5159 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5160 * cfgloop.h (struct loop): Remove copy field.
5161 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5162 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5164 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5166 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5167 -msse/-msse2/-msse3.
5169 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5171 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5172 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5174 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5177 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5178 * targhooks.h (default_mangle_decl_assembler_name): Declare
5180 * targhooks.c (default_mangle_decl_assembler_name): Define
5182 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5184 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5185 * langhooks.c (lhd_set_decl_assembler_name): Call
5186 targetm.mangle_decl_assembler_name for names with global scope.
5188 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5190 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5191 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5193 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5194 New. Factored out of i386_pe_encode_section_info.
5195 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5196 Move check for prior decoration of stdcall
5197 symbols to i386_pe_encode_section_info.
5198 (i386_pe_encode_section_info): Adjust call to
5199 gen_stdcall_or_fastcall_suffix. Use
5200 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5201 (i386_pe_mangle_decl_assembler_name): New. Wrap
5202 i386_pe_maybe_mangle_decl_assembler_name.
5204 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5206 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5207 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5208 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5209 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5210 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5213 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5214 Nigel Stephens <nigel@mips.com>
5215 Richard Sandiford <richard@codesourcery.com>
5217 Fix up MIPS16 hard float and add support for complex.
5219 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5220 (TARGET_SOFT_FLOAT_ABI): New.
5221 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5222 __mips_soft_float to reflect the ABI in use, not whether the
5223 FPU is directly accessible (e.g., in MIPS16 mode).
5224 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5225 (UNITS_PER_FPVALUE): Likewise.
5227 * config/mips/mips.c (mips_expand_call): Remove redundant
5228 TARGET_MIPS16 check.
5229 (mips_arg_regno): New.
5230 (function_arg_advance): When setting bits in cum->fp_code for
5231 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5233 (function_arg): Use mips_arg_regno.
5234 (mips_return_mode_in_fpr_p): New.
5235 (mips16_call_stub_mode_suffix): New.
5236 (mips16_cfun_returns_in_fpr_p): New.
5237 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5238 (mips_output_function_prologue): Test mips16_hard_float, not
5239 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5240 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5241 return value into a floating-point register.
5242 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5243 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5244 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5245 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5246 word of double arguments from or to the high bits of 64-bit
5247 floating point registers.
5248 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5249 (mips16_fpret_double): New helper function.
5250 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5251 support for complex modes. Fill in DECL_RESULT for stubdecl.
5252 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5254 * config/mips/mips16.S
5255 (RET, ARG1, ARG2): New.
5256 (MERGE_GPRf, MERGE_GPRt): New.
5257 (DELAYt, DELAYf): New.
5258 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5259 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5260 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5261 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5262 (SFOP): Renamed to...
5263 (OPSF3): This, and macro-ified. Updated all uses.
5264 (SFOP2): Renamed to...
5265 (OPSF2): This, and macro-ified. Updated all uses.
5266 (SFCMP): Renamed to...
5267 (CMPSF): This, and macro-ified. Updated all uses.
5268 (SFREVCMP): Renamed to...
5269 (REVCMPSF): This, and macro-ified. Updated all uses.
5270 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5271 (LDDBL1, LDDBL2, RETDBL): Deleted.
5272 (DFOP): Renamed to...
5273 (OPDF3): This, and macro-ified. Updated all uses.
5274 (DFOP2): Renamed to...
5275 (OPDF2): This, and macro-ified. Updated all uses.
5276 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5277 (DFCMP): Renamed to...
5278 (CMPDF): This, and macro-ified. Updated all uses.
5279 (DFREVCMP): Renamed to...
5280 (REVCMPDF): This, and macro-ified. Updated all uses.
5281 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5282 (RET_FUNCTION): New.
5283 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5284 (__mips16_ret_sc, __mips16_ret_dc): New.
5285 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5286 STUB_ARGS_6, STUB_ARGS_10): New.
5287 (CALL_STUB_NO_RET): New.
5288 (__mips16_call_stub_1): Macro-ified.
5289 (__mips16_call_stub_5): Macro-ified.
5290 (__mips16_call_stub_2): Macro-ified.
5291 (__mips16_call_stub_6): Macro-ified.
5292 (__mips16_call_stub_9): Macro-ified.
5293 (__mips16_call_stub_10): Macro-ified.
5294 (CALL_STUB_RET): New.
5295 (__mips16_call_stub_sf_0): Macro-ified.
5296 (__mips16_call_stub_sf_1): Macro-ified.
5297 (__mips16_call_stub_sf_5): Macro-ified.
5298 (__mips16_call_stub_sf_2): Macro-ified.
5299 (__mips16_call_stub_sf_6): Macro-ified.
5300 (__mips16_call_stub_sf_9): Macro-ified.
5301 (__mips16_call_stub_sf_10): Macro-ified.
5302 (__mips16_call_stub_df_0): Macro-ified.
5303 (__mips16_call_stub_df_1): Macro-ified.
5304 (__mips16_call_stub_df_5): Macro-ified.
5305 (__mips16_call_stub_df_2): Macro-ified.
5306 (__mips16_call_stub_df_6): Macro-ified.
5307 (__mips16_call_stub_df_9): Macro-ified.
5308 (__mips16_call_stub_df_10): Macro-ified.
5309 (__mips16_call_stub_sc_0): New.
5310 (__mips16_call_stub_sc_1): New.
5311 (__mips16_call_stub_sc_5): New.
5312 (__mips16_call_stub_sc_2): New.
5313 (__mips16_call_stub_sc_6): New.
5314 (__mips16_call_stub_sc_9): New.
5315 (__mips16_call_stub_sc_10): New.
5316 (__mips16_call_stub_dc_0): New.
5317 (__mips16_call_stub_dc_1): New.
5318 (__mips16_call_stub_dc_5): New.
5319 (__mips16_call_stub_dc_2): New.
5320 (__mips16_call_stub_dc_6): New.
5321 (__mips16_call_stub_dc_9): New.
5322 (__mips16_call_stub_dc_10): New.
5324 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5325 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5326 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5328 2007-05-23 Ian Lance Taylor <iant@google.com>
5330 * doc/invoke.texi (Invoking GCC): Document that the order of the
5333 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5336 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5337 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5338 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5342 * config/score/score.c (score_print_operand): Make sure that only
5343 lower bits are used.
5345 2007-05-22 Ian Lance Taylor <iant@google.com>
5347 * tree-vrp.c (avoid_overflow_infinity): New static function,
5348 broken out of set_value_range_to_value.
5349 (set_value_range_to_value): Call avoid_overflow_infinity.
5350 (extract_range_from_assert): Likewise.
5352 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5355 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5356 change the type before looking for a COMPOUND_EXPR.
5358 2007-05-22 Ian Lance Taylor <iant@google.com>
5360 * lower-subreg.c (decompose_multiword_subregs): If we change an
5361 insn, call remove_retval_note on it.
5363 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5365 * regs.h (end_hard_regno): New function.
5366 (END_HARD_REGNO, END_REGNO): New macros.
5367 (add_to_hard_reg_set): New function.
5368 (remove_from_hard_reg_set): Likewise.
5369 (in_hard_reg_set_p): Likewise.
5370 (overlaps_hard_reg_set_p): Likewise.
5371 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5372 (note_btr_set): Use END_HARD_REGNO.
5373 * caller-save.c (setup_save_areas): Use end_hard_regno.
5374 (mark_set_regs): Use END_HARD_REGNO.
5375 (add_stored_regs): Use end_hard_regno.
5376 (mark_referenced_regs): Use add_to_hard_reg_set.
5377 * combine.c (update_table_tick): Use END_REGNO.
5378 (record_value_for_reg): Likewise.
5379 (record_dead_and_set_regs): Likewise.
5380 (get_last_value_validate): Likewise.
5381 (use_crosses_set_p): Likewise.
5382 (reg_dead_at_p_1): Likewise.
5383 (reg_dead_at_p): Likewise.
5384 (mark_used_regs_combine): Use add_to_hard_reg_set.
5385 (move_deaths): Use END_HARD_REGNO.
5386 (reg_bitfield_target_p): Use end_hard_regno.
5387 (distribute_notes): Use END_HARD_REGNO.
5388 * cse.c (mention_regs): Use END_REGNO.
5389 (insert): Use add_to_hard_reg_set.
5390 (invalidate): Use END_HARD_REGNO.
5391 (invalidate_for_call): Likewise.
5392 (exp_equiv_p): Use END_REGNO.
5393 (cse_insn): Likewise.
5394 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5395 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5396 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5397 * function.c (keep_stack_depressed): Use end_hard_regno.
5398 * global.c (global_alloc): Use end_hard_regno.
5399 (global_conflicts): Use add_to_hard_reg_set instead of
5401 (find_reg): Likewise.
5402 (mark_reg_store): Likewise.
5403 (mark_reg_conflicts): Likewise.
5404 (mark_reg_death): Use remove_from_hard_reg_set.
5405 (mark_reg_live_nc): Delete.
5406 (set_preference): Use end_hard_regno.
5407 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5408 remove_from_hard_reg_set.
5409 (post_mark_life): Use add_to_hard_reg_set.
5410 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5411 (reg_becomes_live): Use add_to_hard_reg_set.
5412 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5413 (peep2_find_free_register): Use add_to_hard_reg_set.
5414 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5415 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5416 * regrename.c (note_sets): Use add_to_hard_reg_set.
5417 (clear_dead_regs): Use remove_from_hard_reg_set.
5418 (regrename_optimize): Use add_to_hard_reg_set.
5419 (find_oldest_value_reg): Use in_hard_reg_set_p.
5420 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5421 (hard_reg_set_here_p): Use end_hard_regno.
5422 (decompose): Likewise.
5423 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5424 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5425 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5426 (mark_home_live): Use end_hard_regno.
5427 (spill_hard_reg): Likewise.
5428 (clear_reload_reg_in_use): Likewise.
5429 * reorg.c (delete_prior_computation): Use END_REGNO.
5430 * resource.c (update_live_status): Use END_HARD_REGNO.
5431 (mark_referenced_resources): Use add_to_hard_reg_set.
5432 (mark_set_resources): Likewise.
5433 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5434 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5435 (reg_overlap_mentioned_p): Likewise.
5436 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5437 (covers_regno_no_parallel_p): Use END_REGNO.
5438 (find_regno_note): Likewise.
5439 (find_reg_fusage): Use END_HARD_REGNO.
5440 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5441 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5443 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5445 * mode-switching.c (reg_dies): Change type of second argument to
5447 (optimize_mode_switching): Update accordingly.
5449 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5451 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5453 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5454 (hard_reg_set_empty_p): ...these new functions.
5455 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5456 GO_IF_HARD_REG_SUBSET.
5457 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5458 instead of GO_IF_HARD_REG_EQUAL.
5459 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5460 instead of GO_IF_HARD_REG_EQUAL.
5461 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5462 GO_IF_HARD_REG_SUBSET.
5463 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5464 GO_IF_HARD_REG_EQUAL.
5465 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5466 of GO_IF_HARD_REG_SUBSET.
5467 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5468 instead of GO_IF_HARD_REG_EQUAL.
5469 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5470 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5471 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5472 of GO_IF_HARD_REG_SUBSET,
5473 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5474 GO_IF_HARD_REG_SUBSET.
5475 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5476 instead of GO_IF_HARD_REG_EQUAL.
5477 * config/sh/sh.c (push_regs, calc_live_regs): Use
5478 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5479 (hard_regs_intersect_p): Delete.
5481 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5483 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5485 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5486 Richard Henderson <rth@redhat.com>
5488 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5490 (x86_64-*-*): Likewise.
5492 * i386/i386-modes.def (V2QI): New.
5494 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5496 (override_options): Support SSE4.1.
5497 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5498 (IX86_BUILTIN_BLENDPS): Likewise.
5499 (IX86_BUILTIN_BLENDVPD): Likewise.
5500 (IX86_BUILTIN_BLENDVPS): Likewise.
5501 (IX86_BUILTIN_PBLENDVB128): Likewise.
5502 (IX86_BUILTIN_PBLENDW128): Likewise.
5503 (IX86_BUILTIN_DPPD): Likewise.
5504 (IX86_BUILTIN_DPPS): Likewise.
5505 (IX86_BUILTIN_INSERTPS128): Likewise.
5506 (IX86_BUILTIN_MOVNTDQA): Likewise.
5507 (IX86_BUILTIN_MPSADBW128): Likewise.
5508 (IX86_BUILTIN_PACKUSDW128): Likewise.
5509 (IX86_BUILTIN_PCMPEQQ): Likewise.
5510 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5511 (IX86_BUILTIN_PMAXSB128): Likewise.
5512 (IX86_BUILTIN_PMAXSD128): Likewise.
5513 (IX86_BUILTIN_PMAXUD128): Likewise.
5514 (IX86_BUILTIN_PMAXUW128): Likewise.
5515 (IX86_BUILTIN_PMINSB128): Likewise.
5516 (IX86_BUILTIN_PMINSD128): Likewise.
5517 (IX86_BUILTIN_PMINUD128): Likewise.
5518 (IX86_BUILTIN_PMINUW128): Likewise.
5519 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5520 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5521 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5522 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5523 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5524 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5525 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5526 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5527 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5528 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5529 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5530 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5531 (IX86_BUILTIN_PMULDQ128): Likewise.
5532 (IX86_BUILTIN_PMULLD128): Likewise.
5533 (IX86_BUILTIN_ROUNDPD): Likewise.
5534 (IX86_BUILTIN_ROUNDPS): Likewise.
5535 (IX86_BUILTIN_ROUNDSD): Likewise.
5536 (IX86_BUILTIN_ROUNDSS): Likewise.
5537 (IX86_BUILTIN_PTESTZ): Likewise.
5538 (IX86_BUILTIN_PTESTC): Likewise.
5539 (IX86_BUILTIN_PTESTNZC): Likewise.
5540 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5541 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5542 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5543 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5544 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5546 (bdesc_sse_3arg): Likewise.
5547 (bdesc_2arg): Likewise.
5548 (bdesc_1arg): Likewise.
5549 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5551 (ix86_expand_sse_4_operands_builtin): New.
5552 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5553 smaller than 8 bits as the 2nd arg.
5554 (ix86_expand_sse_ptest): New.
5555 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5556 (ix86_expand_vector_set): Support SSE4.1.
5557 (ix86_expand_vector_extract): Likewise.
5559 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5560 __SSE4_1__ for -msse4.1.
5562 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5563 (UNSPEC_INSERTPS): Likewise.
5564 (UNSPEC_DP): Likewise.
5565 (UNSPEC_MOVNTDQA): Likewise.
5566 (UNSPEC_MPSADBW): Likewise.
5567 (UNSPEC_PHMINPOSUW): Likewise.
5568 (UNSPEC_PTEST): Likewise.
5569 (UNSPEC_ROUNDP): Likewise.
5570 (UNSPEC_ROUNDS): Likewise.
5572 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5574 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5575 (const_pow2_1_to_32768_operand): Likewise.
5577 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5580 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5582 (sse4_1_insertps): Likewise.
5583 (*sse4_1_extractps): Likewise.
5584 (sse4_1_ptest): Likewise.
5585 (sse4_1_mulv2siv2di3): Likewise.
5586 (*sse4_1_mulv4si3): Likewise.
5587 (*sse4_1_smax<mode>3): Likewise.
5588 (*sse4_1_umax<mode>3): Likewise.
5589 (*sse4_1_smin<mode>3): Likewise.
5590 (*sse4_1_umin<mode>3): Likewise.
5591 (sse4_1_eqv2di3): Likewise.
5592 (*sse4_1_pinsrb): Likewise.
5593 (*sse4_1_pinsrd): Likewise.
5594 (*sse4_1_pinsrq): Likewise.
5595 (*sse4_1_pextrb): Likewise.
5596 (*sse4_1_pextrb_memory): Likewise.
5597 (*sse4_1_pextrw_memory): Likewise.
5598 (*sse4_1_pextrq): Likewise.
5599 (sse4_1_blendpd): Likewise.
5600 (sse4_1_blendps): Likewise.
5601 (sse4_1_blendvpd): Likewise.
5602 (sse4_1_blendvps): Likewise.
5603 (sse4_1_dppd): Likewise.
5604 (sse4_1_dpps): Likewise.
5605 (sse4_1_movntdqa): Likewise.
5606 (sse4_1_mpsadbw): Likewise.
5607 (sse4_1_packusdw): Likewise.
5608 (sse4_1_pblendvb): Likewise.
5609 (sse4_1_pblendw): Likewise.
5610 (sse4_1_phminposuw): Likewise.
5611 (sse4_1_extendv8qiv8hi2): Likewise.
5612 (*sse4_1_extendv8qiv8hi2): Likewise.
5613 (sse4_1_extendv4qiv4si2): Likewise.
5614 (*sse4_1_extendv4qiv4si2): Likewise.
5615 (sse4_1_extendv2qiv2di2): Likewise.
5616 (*sse4_1_extendv2qiv2di2): Likewise.
5617 (sse4_1_extendv4hiv4si2): Likewise.
5618 (*sse4_1_extendv4hiv4si2): Likewise.
5619 (sse4_1_extendv2hiv2di2): Likewise.
5620 (*sse4_1_extendv2hiv2di2): Likewise.
5621 (sse4_1_extendv2siv2di2): Likewise.
5622 (*sse4_1_extendv2siv2di2): Likewise.
5623 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5624 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5625 (sse4_1_zero_extendv4qiv4si2): Likewise.
5626 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5627 (sse4_1_zero_extendv2qiv2di2): Likewise.
5628 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5629 (sse4_1_zero_extendv4hiv4si2): Likewise.
5630 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5631 (sse4_1_zero_extendv2hiv2di2): Likewise.
5632 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5633 (sse4_1_zero_extendv2siv2di2): Likewise.
5634 (*sse4_1_zero_extendv2siv2di2): Likewise.
5635 (sse4_1_roundpd): Likewise.
5636 (sse4_1_roundps): Likewise.
5637 (sse4_1_roundsd): Likewise.
5638 (sse4_1_roundss): Likewise.
5639 (mulv4si3): Don't expand for SSE4.1.
5640 (smax<mode>3): Likewise.
5641 (umaxv4si3): Likewise.
5642 (uminv16qi3): Likewise.
5643 (umin<mode>3): Likewise.
5644 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5646 * doc/extend.texi: Document SSE4.1 built-in functions.
5648 * doc/invoke.texi: Document -msse4.1.
5650 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5652 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5653 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5654 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5655 (ASM_SPEC): Add asm_pcrel_spec.
5656 (EXTRA_SPECS): Add asm_pcrel_spec.
5658 2007-05-21 David Daney <ddaney@avtrex.com>
5660 * doc/install.texi (Building a cross compiler): Add requirements
5661 for Java cross compiler.
5663 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5666 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5667 Add loopno argument. Use evolution_function_is_invariant_rec_p
5668 instead of evolution_function_is_constant_p.
5669 Update calls to evolution_function_is_affine_multivariate_p.
5670 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5671 Add loopno argument.
5672 * tree-scalar-evolution.c (gather_chrec_stats): Call
5673 evolution_function_is_affine_multivariate_p with a loop
5675 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5676 (analyze_overlapping_iterations): Likewise.
5677 (access_functions_are_affine_or_constant_p): Likewise.
5678 (build_classic_dist_vector_1): If the access functions
5679 are equal, don't do anything.
5681 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5682 Paolo Carlini <pcarlini@suse.de>
5683 Uros Bizjak <ubizjak@gmail.com>
5685 * c-cppbuiltin.c (c_cpp_builtins): Define
5686 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5687 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5688 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5689 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5691 2007-05-21 Mike Stump <mrs@apple.com>
5693 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5695 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5697 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5699 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5700 implementation if __OPTIMIZE__ is not defined.
5701 (_mm_alignr_pi8): Ditto.
5702 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5703 (_mm_inserti_si64): Ditto.
5704 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5705 (_mm_slli_epi16): Ditto.
5706 (_mm_slli_epi32): Ditto.
5707 (_mm_slli_epi64): Ditto.
5708 (_mm_srai_epi16): Ditto.
5709 (_mm_srai_epi32): Ditto.
5710 (_mm_srli_si128): Ditto.
5711 (_mm_slli_si128): Ditto.
5712 (_mm_srli_epi16): Ditto.
5713 (_mm_srli_epi32): Ditto.
5714 (_mm_srli_epi64): Ditto.
5715 (_mm_extract_epi16): Ditto.
5716 (_mm_insert_epi16): Ditto.
5717 (_mm_shufflehi_epi16): Ditto.
5718 (_mm_shufflelo_epi16): Ditto.
5719 (_mm_shuffle_epi32): Ditto.
5720 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5722 (_mm_insert_pi16): Ditto.
5724 (_mm_shuffle_pi16): Ditto.
5726 (_mm_shufle_ps): Ditto.
5727 (_mm_prefetch): Ditto.
5729 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5731 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5732 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5733 * real.c (encode_i370_single, decode_i370_single,
5734 encode_i370_double, decode_i370_double): Functions removed.
5735 (i370_single_format, i370_double_format): Initializations removed.
5736 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5737 Consider the log2_b field to always be one.
5738 (ieee_single_format, mips_single_format, coldfire_single_format,
5739 ieee_double_format, mips_double_format, coldfire_double_format,
5740 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5741 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5742 ibm_extended_format, mips_extended_format, ieee_quad_format,
5743 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5744 decimal_single_format, decimal_double_format, decimal_quad_format,
5745 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5746 initialization of log2_b.
5747 * real.h (i370_single_format, i370_double_format): Declarations
5749 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5750 field to always be one.
5752 2007-05-21 Andreas Schwab <schwab@suse.de>
5754 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5755 NOTE_INSN_BASIC_BLOCK_P.
5756 (process_for_unwind_directive): Likewise.
5758 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5760 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5761 * function.h (struct function): Move va_list_gpr_size,
5762 va_list_fpr_size, function_frequency to front of bitfields. Add
5764 (current_function_calls_unwind_init): New.
5765 * except.c (expand_builtin_unwind_init): Set
5766 current_function_calls_unwind_init not
5767 current_function_has_nonlocal_label.
5768 * reload1.c (has_nonexceptional_receiver): New.
5769 (reload): Use it and current_function_calls_unwind_init to
5770 determine whether call-saved regs must be saved.
5772 2007-05-20 Jan Hubicka <jh@suse.cz>
5774 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5775 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5776 * ddg.c (create_ddg): LIkewise.
5777 * final.c (final): Remove hunk moving line number notes around since
5778 they are no longer present at this stage.
5779 (final_scan_insn): Use NOTE_KIND instead of
5780 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5781 (output_asm_label): Likewise.
5782 * reorg.c (dbr_schedule): Likewise.
5783 * haifa-sched.c (unlink_other_notes): Likewise.
5784 * mode-switching.c (optimize_mode_switching): Likewise.
5785 * graph.c (start_bb): Likewise.
5786 * rtl.def (NOTE): Update description.
5787 * jump.c (squeeze_notes): Delete.
5788 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5789 NOTE_INSN_BASIC_BLOCK_P when possible.
5790 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5791 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5792 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5793 (dwarf2out_var_location): Likewise.
5794 * cfgbuild.c (make_edges): Likewise.
5795 (find_basic_blocks_1): Likewise.
5796 * function.c (reorder_blocks_1): Likewise.
5797 (epilogue_done): Likewise.
5798 (reposition_prologue_and_epilogue_notes): Likewise.
5799 * print-rtl.c (print_rtx): Likewise; drop code for printing
5801 (print_rtl): Likewise.
5802 (print_rtl_single): Likewise.
5803 * gcse.c (insert_insn_start_bb): Likewise.
5804 * alias.c (init_alias_analysis): Likewise.
5805 * calls.c (fixup_tail_calls): Likewise.
5806 * except.c (sjlj_emit_function_enter): Likewise.
5807 * emit-rtl.c (add_insn_after): Likeiwse.
5808 (emit_label_before): Likewise.
5809 (emit_label_after): Likewise.
5810 (emit_note_before, emit_note_after, emit_note): Update
5811 parameter to be enum insn_note; do not deal with source
5813 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5814 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5816 (merge_blocks_move_successor_nojumps): Simplify now when
5817 we don't have BLOCK notes.
5818 (try_optimize_cfg): Likewise.
5819 * cfglayout.c (skip_insns_after_block): Likewise.
5820 (record_effective_endpoints): Likewise.
5821 (duplicate_insn_chain): Likewise.
5822 * varasm.c (output_constant_pool_1): Likewise.
5823 * sched-deps.c (sched_analyze): Likewise.
5824 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5826 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5827 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5828 (SET_INSN_DELETED): Simplify.
5829 (NOTE_LINE_NUMBER): Exterminate.
5830 (NOTE_LINE_KIND): New.
5831 (NOTE_INSN_BASIC_BLOCK_P): Update.
5832 (enum insn_note): Simplify.
5833 (GET_NOTE_INSN_NAME) Simplify.
5834 (emit_note_before, emit_note_after, emit_note): Update prototype.
5835 (squeeze_notes): Remove.
5836 * sched-int.h (NOTE_NOT_BB_P): Update.
5837 * resource.c (mark_target_live_regs): Update.
5838 * sched-rgn.c (debug_dependencies): Update.
5839 * sched-vis.c (print_insn): Update.
5840 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5841 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5842 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5843 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5844 (split_branches): Update.
5845 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5847 (sh_adjust_unroll_max): Exterminate.
5848 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5849 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5850 (m68hc11_reorg): Likewise.
5851 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5852 (emit_predicate_relation_info): Update.
5853 (process_for_unwind_directive): Update.
5854 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5855 (output_call): Update.
5856 * config/pa/pa.c (output_lbranch): Update.
5857 (output_millicode_call): Update.
5858 (output_call): Update.
5859 (pa_combine_instructions): Update.
5860 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5861 * config/bfin/bfin.c (gen_one_bundle): Update.
5862 * cfgrtl.c (can_delete_note_p): Update.
5863 (delete_insn): Update.
5864 (rtl_merge_blocks): Update.
5865 (commit_one_edge_insertion): Update.
5866 (rtl_verify_flow_info): Update.
5867 * stmt.c (expand_case): Do not call squeeze_notes.
5869 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5876 * c.opt (Wtype-limits): New.
5877 * doc/invoke.texi (Wtype-limits): Document it.
5878 (Wextra): Enabled by -Wextra.
5879 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5880 * c-common.c (shorten_compare): Warn with Wtype-limits.
5882 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5884 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5885 inlined function, not as a macro.
5886 (_mm_alignr_pi8): Ditto.
5887 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5888 (_mm_inserti_si64): Ditto.
5889 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5890 (_mm_extract_epi16): Ditto.
5891 (_mm_insert_epi16): Ditto.
5892 (_mm_shufflehi_epi16): Ditto.
5893 (_mm_shufflelo_epi16): Ditto.
5894 (_mm_shuffle_epi32): Ditto.
5895 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5896 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5898 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5900 (_m_to_float): Use C89 compatible assignment.
5902 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5905 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5907 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5910 * doc/invoke.texi (Wreturn-type): Complete description.
5911 (Wextra): Delete item about return-type warning.
5912 * c-decl.c: Delete redundant Wextra warning.
5914 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5917 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5918 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5919 inlined function, not as a macro.
5920 (_mm_prefetch): Ditto.
5922 (_mm_insert_pi16): Ditto.
5924 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5925 (_m_pshufw): Ditto. Add const to __N argument.
5926 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5927 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5928 (_mm_slli_epi32): Ditto.
5929 (_mm_srli_si128): Implement as always inlined function, not as a
5930 macro. Add __inline to function declaration.
5931 (_mm_slli_si128): Ditto.
5933 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5935 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5936 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5938 (struct fenv): New structure.
5939 (FP_HANDLE_EXCEPTIONS): New define.
5940 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5941 (_FP_DECL_EXP): New define.
5942 (FP_INIT_ROUNDMODE): New define.
5943 (FP_ROUNDMODE): New define.
5945 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5947 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5948 (Wconversion): Update description.
5949 (Wconversion-sign): New.
5950 * c.opt (Wconversion-sign): New.
5951 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5952 means disabled for C++. Otherwise, take the status of Wconversion.
5953 * c-common.c (conversion_warning): Warn with either Wconversion or
5955 (warnings_for_convert_and_check): Conditions are already checked by
5957 (convert_and_check): Don't check warnings if the conversion failed.
5959 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5960 Anatoly Sokolov <aesok@dol.ru>
5962 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5963 avr_epilogue_uses) : Add declaration.
5964 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5965 * config/avr/constraints.md (R): New constraint.
5966 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5967 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5968 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5969 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5970 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5971 call_prologue_saves, epilogue_restores, return_from_epilogue,
5972 return_from_main_epilogue, return_from_interrupt_epilogue,
5973 return_from_naked_epilogue, prologue, epilogue): New patterns.
5974 (jump): Handle symbol reference.
5975 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5976 avr_output_function_prologue, avr_output_function_epilogue): Remove
5978 (avr_init_machine_status, expand_prologue, expand_epilogue,
5979 avr_asm_function_end_prologue, avr_epilogue_uses,
5980 avr_asm_function_begin_epilogue): New functions.
5981 (prologue_size, epilogue_size, jump_tables_size): Remove global
5983 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5984 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5985 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5986 (avr_override_options): Initialise init_machine_status.
5987 (output_movhi): Handle all stack pointer loads.
5988 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5989 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5990 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5991 (EPILOGUE_USES) Redefine.
5992 (machine_function) Declare.
5994 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5996 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5997 Use a single return statement.
5999 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6002 * builtins.c (do_mpfr_lgamma_r): New.
6003 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
6004 * tree.h (CASE_FLT_FN_REENT): New.
6006 2007-05-18 Geoffrey Keating <geoffk@apple.com>
6008 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
6009 (output_die): Use 'unsigned long' with %x.
6010 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
6011 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
6012 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
6014 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
6016 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
6021 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6022 true if function has no argument.
6024 2007-05-18 DJ Delorie <dj@redhat.com>
6026 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6027 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6029 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6031 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6032 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6033 count_trailing_zeros.
6034 (__i386__): Implement count_leading_zeros using __builtin_clz().
6035 Implement count_trailing_zeros usign __builtin_ctz().
6037 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6039 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6041 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6044 * expr.c (emit_move_change_mode): Change mode of push operands here.
6046 2007-05-17 Ian Lance Taylor <iant@google.com>
6048 PR tree-optimization/31953
6049 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6051 (set_value_range_to_null): Call set_value_range_to_value.
6052 (extract_range_from_comparison): Likewise.
6054 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6056 * toplev.c (print_version): Output GMP/MPFR version info.
6058 * builtins.c (CASE_MATHFN_REENT): New macro.
6059 (mathfn_built_in): Use it.
6060 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6061 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6062 BUILT_IN_LGAMMAL_R): New.
6063 * doc/extend.texi: Document new builtins.
6066 * builtins.c (do_mpfr_remquo): New.
6067 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6068 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6071 * builtins.c (fold_builtin_1): Handle y0, y1.
6072 (fold_builtin_2): Handle yn.
6075 * builtins.c (do_mpfr_bessel_n): New.
6076 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6077 (fold_builtin_2): Handle BUILT_IN_JN.
6079 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6082 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6083 TYPE_PRECISION (intmax_type_node).
6085 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6088 * reload.c (subst_reloads): Remove checking.
6090 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6092 PR rtl-optimization/31691
6093 * combine.c (simplify_set): Build a new src pattern instead of
6094 substituting its operands in the COMPARE case.
6096 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6098 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6099 (execute_vrp): Preserve loops through jump threading.
6100 * tree-ssa-threadupdate.c (thread_single_edge,
6101 dbds_continue_enumeration_p, determine_bb_domination_status,
6102 thread_through_loop_header): New functions.
6103 (create_edge_and_update_destination_phis,
6104 create_edge_and_update_destination_phis): Set loops for the new blocks.
6105 (prune_undesirable_thread_requests): Removed.
6106 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6108 (thread_block): Do not call prune_undesirable_thread_requests.
6110 (mark_threaded_blocks): Select edges to thread here.
6111 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6112 Thread edges through loop headers independently.
6113 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6114 * tree-pass.h (TODO_mark_first_instance): New.
6115 (first_pass_instance): Declare.
6116 * cfghooks.c (duplicate_block): Put the block to the original loop
6117 if copy is not specified.
6118 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6119 jump threading. Pass may_peel_loop_headers to
6120 thread_through_all_blocks according to first_pass_instance.
6121 * cfgloop.h (create_preheader): Declare.
6122 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6123 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6124 * passes.c (first_pass_instance): New variable.
6125 (next_pass_1): Set TODO_mark_first_instance.
6126 (execute_todo): Set first_pass_instance.
6128 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6130 PR tree-optimization/24659
6131 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6132 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6133 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6134 OTI_vec_pack_ufix_trunc.
6135 (vec_unpacks_float_hi_optab): Define new macro.
6136 (vec_unpacks_float_lo_optab): Ditto.
6137 (vec_unpacku_float_hi_optab): Ditto.
6138 (vec_unpacku_float_lo_optab): Ditto.
6139 (vec_pack_sfix_trunc_optab): Ditto.
6140 (vec_pack_ufix_trunc_optab): Ditto.
6141 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6142 and vec_pack_[s|u]fix_trunc_optab using
6143 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6144 * tree-vectorizer.c (supportable_widening_operation): Handle
6145 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6146 (supportable_narrowing_operation): New function.
6147 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6148 * tree-vect-transform.c (vectorizable_conversion): Handle
6149 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6150 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6151 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6152 to check for target support.
6153 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6154 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6155 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6156 for VEC_PACK_FIX_TRUNC_EXPR.
6157 (expand_binop): Special case mode of the result for
6158 vec_pack_[u|s]fix_trunc_optab.
6159 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6160 vec_pack_[u|s]fix_trunc_optab.
6162 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6163 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6164 * tree-pretty-print.c (dump_generic_node): Handle
6165 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6166 VEC_PACK_FIX_TRUNC_EXPR.
6168 * expr.c (expand_expr_real_1): Ditto.
6169 * tree-inline.c (estimate_num_insns_1): Ditto.
6170 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6172 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6173 (vec_unpacks_float_lo_v8hi): Ditto.
6174 (vec_unpacku_float_hi_v8hi): Ditto.
6175 (vec_unpacku_float_lo_v8hi): Ditto.
6176 (vec_unpacks_float_hi_v4si): Ditto.
6177 (vec_unpacks_float_lo_v4si): Ditto.
6178 (vec_pack_sfix_trunc_v2df): Ditto.
6180 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6182 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6183 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6184 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6185 [vec_pack_ufix_trunc]: Ditto.
6186 [vec_unpacks_float_hi]: Ditto.
6187 [vec_unpacks_float_lo]: Ditto.
6188 [vec_unpacku_float_hi]: Ditto.
6189 [vec_unpacku_float_lo]: Ditto.
6191 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6193 * soft-fp/README: Update for new files.
6194 * soft-fp/floattisf.c: New file.
6195 * soft-fp/floattidf.c: New file.
6196 * soft-fp/floattitf.c: New file.
6197 * soft-fp/floatuntisf.c: New file.
6198 * soft-fp/floatuntidf.c: New file.
6199 * soft-fp/floatuntitf.c: New file.
6200 * soft-fp/fixsfti.c: New file.
6201 * soft-fp/fixdfti.c: New file.
6202 * soft-fp/fixtfti.c: New file.
6203 * soft-fp/fixunssfti.c: New file.
6204 * soft-fp/fixunsdfti.c: New file.
6205 * soft-fp/fixunstfti.c: New file.
6206 * soft-fp/extendxftf.c: New file.
6207 * soft-fp/trunctfxf.c: New file.
6209 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6210 (__trunctfxf2): Ditto.
6212 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6213 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6214 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6215 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6216 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6217 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6219 * config/i386/t-fprules-softfp64: New file.
6220 * config/i386/sfp-machine.h: New file.
6221 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6222 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6223 and soft-fp/t-softfp to tmake_file.
6224 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6225 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6227 * config/i386/t-linux64 (softfp_wrap_start): New.
6228 (softfp_wrap_end): New.
6229 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6230 supported for TARGET_64BIT.
6232 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6234 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6235 c_common_unsigned_type behavior.
6237 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6239 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6242 2007-05-16 Eric Christopher <echristo@apple.com>
6244 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6245 saving after stack push. Set sp_offset whenever we push.
6246 (rs6000_emit_epilogue): Move altivec register restore before
6249 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6251 * configure.ac: Allow sysroots to be relocated under $prefix as
6252 well as $exec_prefix.
6253 * configure: Regenerate.
6255 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6259 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6261 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6262 (gcc_tooldir): Likewise.
6263 * configure: Regenerate.
6264 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6265 old configure.ac gcc_tooldir setting.
6266 (prefix_to_exec_prefix): New variable.
6267 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6268 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6270 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6272 * c-typeck.c (build_binary_op): Return early for error.
6274 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6276 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6277 struct nb_iter_bound.
6278 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6279 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6280 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6281 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6282 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6283 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6284 (del_scev_info): Use ggc_free.
6285 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6286 * loop-init.c: Include ggc.h.
6287 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6288 (loop_optimizer_finalize): Use ggc_free.
6289 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6290 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6291 pass_iv_optimize): Add TODO_ggc_collect.
6292 * function.h (struct function): Remove skip marker from
6294 * cfgloop.c: Include ggc.h.
6295 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6297 (establish_preds): Vector superloops is gc allocated.
6298 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6300 (flow_loops_find): Vector larray is gc allocated.
6301 (loop_exit_free): Use ggc_free.
6302 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6303 that head of exits list is now not a part of struct loop.
6304 (record_loop_exits): Allocate exits table in gc memory.
6305 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6306 that head of exits list is now not a part of struct loop.
6307 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6308 struct loop_exit): Add GTY marker.
6309 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6310 Add skip marker to aux field. Make head of exits list a separate
6312 (struct loops): Add GTY marker. Make larray vector gc allocated.
6313 Add param marker to exits table.
6314 (get_loops): Type changed.
6315 * Makefile.in (tree-scalar-evolution.o): Add
6316 gt-tree-scalar-evolution.h dependency.
6317 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6318 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6319 * basic-block.h (struct basic_block_def): Remove skip marker from
6322 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6324 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6325 of 0 in the call to expand_expr().
6326 (expand_builtin_mathfn_3): Ditto.
6327 (expand_builtin_interclass_mathfn): Ditto.
6328 (expand_builtin_cexpi): Ditto.
6329 (expand_builtin_int_roundingfn): Ditto.
6330 (expand_builtin_int_roundingfn_2): Ditto.
6331 (expand_builtin_pow): Ditto.
6332 (expand_builtin_powi): Ditto.
6333 (expand_builtin_bswap): Ditto.
6334 (expand_builtin_unop): Ditto.
6335 (expand_builtin_fabs): Ditto.
6336 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6337 the call to expand_expr().
6338 (expand_builtin_sync_operation): Ditto.
6339 (expand_builtin_compare_and_swap): Ditto.
6340 (expand_builtin_lock_test_and_set): Ditto.
6341 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6342 instead of 0 in the call to expand_expr().
6343 (expand_builtin_extract_return_addr): Ditto.
6344 (expand_builtin_eh_return): Ditto.
6345 (expand_eh_return): Ditto.
6346 * explow.c (expr_size): Ditto.
6347 * expr.c (optimize_bitfield_assignment_op): Ditto.
6348 (expand_assignement): Ditto.
6349 (store_expr): Ditto.
6350 (store_field): Ditto.
6351 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6352 the call to expand_expr().
6353 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6354 in the call to expand_expr().
6355 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6356 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6357 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6359 * optabs.c (expand_vec_shift_expr): Ditto.
6360 (expand_vec_cond_expr): Ditto.
6361 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6362 call to expand_expr().
6363 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6364 in the call to expand_expr().
6366 2007-05-14 Dave Korn <dave.korn@artimi.com>
6368 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6370 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6372 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6373 instead of c_common_unsigned_type.
6374 (c_common_unsigned_type): Remove.
6375 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6376 c_common_unsigned_type.
6377 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6378 c_common_unsigned_type.
6379 * c-common.h (c_common_unsigned_type): Remove.
6380 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6381 c_common_unsigned_type.
6382 * c-format.c (check_format_types): Use unsigned_type_for instead of
6383 c_common_unsigned_type.
6384 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6385 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6386 of c_common_unsigned_type.
6387 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6388 lang_hooks.types.unsigned_type.
6389 * expmed.c (make_tree): Use unsigned_type_for instead of
6390 lang_hooks.types.unsigned_type.
6391 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6392 lang_hooks.types.unsigned_type.
6393 (build_range_check): Likewise.
6394 (fold_unary): Likewise.
6395 (fold_binary): Likewise.
6396 (fold_ternary): Likewise.
6397 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6398 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6399 * tree.c (get_unsigned_type): New.
6400 (unsigned_type_for): Use get_unsigned_type instead of
6401 lang_hooks.types.unsigned_type.
6403 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6405 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6406 to m68k_get_function_kind. Update its prototype.
6407 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6409 (m68k_interrupt_function_p): Return enum m68k_function_type
6410 instead of bool. Rename to m68k_get_function_kind.
6411 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6413 (m68k_compute_frame_layout): Don't mark any register for save
6414 if an interrupt_thread attribute is specified.
6415 (m68k_hard_regno_rename_ok): Update a use of
6416 m68k_interrupt_function_p.
6417 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6418 m68k_interrupt_function_p.
6419 (m68k_function_type): New.
6420 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6421 for a function with an interrupt_thread attribute.
6422 * doc/extend.texi: Document the interrupt_thread attribute.
6424 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6426 Fix PR tree-optimization/31911
6427 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6428 if they didn't change the expression.
6430 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6432 * tree-scalar-evolution.c (resolve_mixers): Exported.
6433 * tree-scalar-evolution.h (resolve_mixers): Declare.
6434 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6435 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6436 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6437 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6438 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6439 strip_conversion, analyze_offset_expr, address_analysis,
6440 object_analysis, analyze_offset): Removed.
6441 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6442 split_constant_offset, canonicalize_base_object_address,
6443 object_address_invariant_in_loop_p, disjoint_objects_p,
6444 dr_may_alias_p, dr_address_invariant_p): New functions.
6445 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6446 and dr_analyze_alias.
6447 (initialize_data_dependence_relation): Use dr_may_alias_p
6448 and object_address_invariant_in_loop_p.
6449 (compute_self_dependence): Handle the case when
6450 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6451 (find_data_references_in_stmt): Restrict the analysis of data
6452 references to the given loop nest.
6453 (find_data_references_in_loop): Made static. Pass loop nest to
6454 find_data_references_in_stmt.
6455 (compute_data_dependences_for_loop): Use DR_VOPS.
6456 (free_data_ref): Free DR_VOPS.
6457 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6458 (struct innermost_loop_behavior): ... new.
6459 (struct base_object_info): Replaced by ...
6460 (struct indices): ... new.
6461 (struct dr_alias): New.
6462 (enum data_ref_type): Removed.
6463 (struct data_reference): Consist of struct innermost_loop_behavior,
6464 struct indices and struct dr_alias.
6465 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6466 (DR_MEMTAG): Renamed to ...
6467 (DR_SYMBOL_TAG): ... this.
6468 (find_data_references_in_loop): Declaration removed.
6469 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6470 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6471 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6472 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6474 2007-05-13 Revital Eres <eres@il.ibm.com>
6476 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6477 which walks virtual def-use chains to find redundant stores.
6478 (dse_optimize_stmt): Call it.
6480 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6482 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6483 * passes.c (init_optimization_passes): Move pass_jump_bypass
6486 * basic-block.h (bb_has_eh_pred): Fix style issue.
6488 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6490 PR rtl-optimization/31848
6491 * loop-invariant.c (move_invariant_reg): If we move an insn
6492 with a REG_EQUAL note, and that insn is not always executed,
6493 remove the REG_EQUAL note.
6495 2007-05-12 Richard Guenther <rguenther@suse.de>
6497 PR tree-optimization/31797
6498 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6499 propagate into a stmt that has volatile ops.
6501 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6503 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6504 (gcc_tooldir): Likewise.
6505 * configure: Regenerate.
6506 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6507 old configure.ac gcc_tooldir setting.
6508 (prefix_to_exec_prefix): New variable.
6509 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6510 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6512 2007-05-11 Silvius Rus <rus@google.com>
6514 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6515 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6516 * c-common.h (strict_aliasing_warning): Change return type.
6517 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6518 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6519 (build_c_cast): Condition call to strict_aliasing_warning.
6520 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6521 * flags.h (set_Wstrict_aliasing): Declare.
6522 * opts.c (set_Wstrict_alising): Define, add call to.
6523 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6524 * tree-ssa-alias-warnings.c: New file.
6525 * tree-ssa-alias.c (compute_may_aliases): Add call to
6526 strict_aliasing_warning_backend.
6528 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6530 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6531 Use loop_depth and loop_outer accessor functions.
6532 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6533 determine_invariantness_stmt, move_computations_stmt): Ditto.
6534 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6535 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6536 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6537 * tree-scalar-evolution.c (interpret_loop_phi,
6538 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6539 instantiate_parameters_1, scev_const_prop): Ditto.
6540 * cfghooks.c (make_forwarder_block): Ditto.
6541 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6542 * modulo-sched.c (loop_canon_p): Ditto.
6543 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6544 slpeel_can_duplicate_loop_p): Ditto.
6545 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6546 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6547 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6548 cancel_loop, verify_loop_structure): Ditto.
6549 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6550 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6551 superloops vector instead of "pred" array.
6552 (establish_preds): Take father loop as an argument. Initialize the
6554 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6555 Do not initialize loop->outer.
6556 (flow_loop_tree_node_remove): Truncate the superloops vector.
6557 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6558 "pred" merged to "superloops" vector.
6559 (loop_depth, loop_outer): New.
6560 (fel_init): Use loop_outer.
6562 2007-05-11 Jan Hubicka <jh@suse.cz>
6564 * cgraphunit.c: Include gt-cgraphunit.h
6565 (static_ctors, static_dtors): New static vars.
6566 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6567 based on implementation in c-common.c
6568 (cgraph_finalize_function): Call record_cdtor_fn.
6569 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6570 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6571 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6572 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6573 build_cdtor, c_build_cdtor_fns): Remove.
6574 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6575 c_build_cdtor_fns): Remove prototype.
6577 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6580 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6581 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6582 * builtins.c (fold_builtin_memchr): New.
6583 (expand_builtin_memchr): Call the latter.
6584 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6585 * doc/extend.texi ([Other built-in functions provided by GCC]):
6588 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6590 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6591 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6592 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6593 PFPO_OP1_TYPE_SHIFT): Constants added.
6594 (DFP_ALL): Mode macro defined.
6595 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6596 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6597 Insn definitions added.
6598 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6599 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6602 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6604 PR tree-optimization/31885
6605 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6606 NULL_TREE to be undetermined.
6607 (automatically_generated_chrec_p): Return false for NULL.
6609 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6611 * config/bfin/bfin.h (MOVE_RATIO): Define.
6613 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6615 * config.gcc (sparc-wrs-vxworks): New target.
6616 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6617 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6618 * config/sparc/sparc.h: Include vxworks-dummy.h.
6619 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6620 include LABEL_REFs too.
6621 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6622 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6624 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6626 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6627 (sparc_emit_call_insn): New function.
6628 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6629 functions when generating VxWorks PIC.
6630 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6631 (call, call_value): Use sparc_emit_call_insn instead of
6634 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6636 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6638 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6640 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6641 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6642 split_double instead of operand_subword.
6644 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6646 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6647 * config/bfin/bfin.c (bfin_local_alignment): New function.
6648 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6650 2007-05-08 Chao-ying Fu <fu@mips.com>
6652 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6653 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6654 (smsub_widen_optab, umsub_widen_optab): Define.
6655 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6657 * genopinit.c (optabs): Fill in smsub_widen_optab and
6659 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6660 and umsub_widen_optab to implement multiply-subtract sequences.
6661 * config/mips/mips.md (*msac<u>_di): Rename to...
6662 (<u>msubsidi4): ...this. Extend condition to include
6663 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6664 of operand 0 to "ka" and use the three-operand form of msub<u>
6666 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6669 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6671 PR rtl-optimization/28011
6672 * reload.c (push_reload): Set dont_share if IN appears in OUT
6673 also when IN is a PLUS rtx.
6674 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6677 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6679 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6680 call unshare_all_decls.
6681 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6682 (unshare_all_decls): Remove.
6684 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6687 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6690 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6691 Nigel Stephens <nigel@mips.com>
6693 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6694 Update comments and all uses.
6695 (MIN_FPRS_PER_FMT): Define.
6696 * config/mips/mips.c (function_arg): Fix to correctly handle
6697 the -mips32r2 -mfp64 -mabi=32 case.
6698 (override_options): Enable use of odd-numbered registers for
6699 SFmode values on MIPS32.
6700 (mips_save_reg_p): Save whole floating-point register pair if
6701 either half is used.
6702 (compute_frame_size): Fix comment.
6704 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6706 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6707 argument of type bool.
6708 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6709 argument. Safely select temporary P register according to it.
6710 (do_link): Change call site of add_to_reg accordingly.
6711 (do_unlink): Add epilogue_p as a fourth argument and pass it
6713 (expand_interrupt_handler_epilogue): Change call of do_unlink
6715 (bfin_expand_prologue): Add a third argument sibcall_p.
6716 * config/bfin/bfin.md (epilogue): Change call of
6717 bfin_expand_epilogue accordingly.
6718 (sibcall_epilogue): Likewise.
6719 (eh_return_internal): Likewise.
6721 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6722 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6723 * config/bfin/bfin.c (bfin_handle_option): Handle
6724 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6725 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6726 Support bf534, bf536 and bf561.
6727 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6729 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/i386.c (ix86_function_regparm): Process local
6733 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6735 2007-05-07 Mike Stump <mrs@apple.com>
6737 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6738 also checks for and while statements in C++.
6740 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6742 * gcc.c (at_file_supplied): New variable.
6743 (main): Set it if we expanded argv.
6744 (do_spec_1): Pass an @-file to the linker if we were called with
6745 an @-file argument and HAVE_GNU_LD.
6746 * collect2.c (at_file_supplied): New variable.
6747 (response_file): New variable.
6748 (collect_exit): Unlink response_file if necessary.
6749 (handler): Likewise.
6750 (do_wait): Likewise.
6751 (main): Set at_file_supplied if we expanded argv.
6752 (collect_execute): Pass an @-file to subprocesses if we were called
6753 with an @-file argument.
6754 * configure.ac: Add define for HAVE_GNU_LD.
6755 * configure: Regenerate.
6756 * config.in: Regenerate.
6758 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6760 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6766 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6768 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6769 (TARGET_ENCODE_SECTION_INFO): Re-define.
6770 (m32c_encode_section_info): New
6771 (function_vector_handler): New
6772 (current_function_special_page_vector): New
6773 (m32c_special_page_vector_p): New.
6774 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6776 * config/m32c/jump.md: Added instruction JSRS for functions
6777 with attribute "function_vector".
6778 * doc/extend.texi (function_vector): Added description
6779 for M16C, M32C targets.
6781 2007-05-07 DJ Delorie <dj@redhat.com>
6784 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6785 ashrpsi3, lshrpsi3): Update shift count constraint.
6787 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6788 Nathan Froyd <froydnj@codesourcery.com>
6791 * c-incpath.c (add_path): Strip trailing path separators.
6793 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6795 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6796 Free dominance info before purging EH edges.
6797 (eliminate_degenerate_phis): Likewise.
6798 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6800 2007-05-07 Jan Hubicka <jh@suse.cz>
6802 * gimplify.c (gimplify_expr): Do not crash when folding
6803 (void *)(int)&a + 4.
6805 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6808 * c-opts.c (lang_fortran): Make it non static.
6809 * c-common.h (lang_fortran): New prototype.
6810 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6811 -lang-fortran option was passed by the driver.
6813 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6815 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6816 of ASSERT_CHECKING. Tweak message.
6818 2007-05-06 Revital Eres <eres@il.ibm.com>
6821 * loop-unroll.c (insert_var_expansion_initialization):
6822 Initialize the expansions with -zero instead of +zero.
6824 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6826 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6827 into pic and non-pic versions. Mark r19 as used for
6828 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6829 for tgd_load, tld_load and tie_load .
6830 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6831 version of tgd_load, tld_load and tie_load depending on the
6834 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6835 Jakub Jelinek <jakub@redhat.com>
6837 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6838 (__do_global_dtors_aux): Use more paranoid loop to run
6839 destructors if HIDDEN_DTOR_LIST_END.
6840 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6842 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6844 * varasm.c (align_variable): Don't increase alignment for
6845 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6846 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6848 2007-05-04 Josh Conner <jconner@apple.com>
6850 * basic-block.h (cdi_direction): Assign values to all enumeration
6852 (dom_computed): Remove.
6853 (dom_info_state): New.
6854 (set_dom_info_availability): New.
6855 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6856 walk_data.dom_direction.
6857 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6858 instead of dom_computed[].
6859 (split_edge): Likewise.
6860 (create_basic_block): Likewise.
6861 (merge_blocks): Likewise.
6862 * ifcvt.c (find_if_header): Likewise.
6863 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6864 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6865 * tree-ssa.c (verify_ssa): Likewise.
6866 * tree-cfg.c (tree_verify_flow_info): Likewise.
6867 (remove_edge_and_dominated_blocks): Likewise.
6868 * dominance.c (dom_computed): Make static.
6869 (calc_dfs_tree_nonrec): Change third param to a bool.
6870 (calc_dfs_tree): Change second param to a bool.
6871 (calc_idioms): Change second param to a bool. Use
6872 dom_convert_dir_to_idx.
6873 (init_dom_info): Validate dir before using.
6874 (dom_convert_dir_to_idx): New.
6875 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6876 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6877 (free_dominance_info): Use dom_convert_dir_to_idx.
6878 (get_immediate_dominator): Likewise.
6879 (set_immediate_dominator): Likewise.
6880 (get_dominated_by): Likewise.
6881 (redirect_immediate_dominators): Likewise.
6882 (nearest_common_denominator): Likewise.
6883 (dominated_by_p): Likewise.
6884 (bb_dom_dfs_in): Likewise.
6885 (bb_dom_dfs_out): Likewise.
6886 (recount_dominator): Likewise.
6887 (iterate_fix_dominators): Likewise.
6888 (add_to_dominance_info): Likewise.
6889 (delete_from_dominance_info): Likewise.
6890 (first_dom_son): Likewise.
6891 (next_dom_son): Likewise.
6892 (dom_info_available_p): Likewise.
6893 (dom_info_state): New.
6894 (set_dom_info_availability): New.
6896 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6898 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6900 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6902 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6904 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6905 (subdi3, subdi_carry): Delete.
6907 2007-05-04 Jan Hubicka <jh@suse.cz>
6908 Richard Guenther <rguenther@suse.de>
6910 * opts.c (decode_options): Do not fiddle with inlining
6911 parameters in case of optimizing for size.
6912 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6913 for size do nothing.
6914 (cgraph_decide_inlining_of_small_function): When optimizing for
6915 size never inline functions increasing caller size.
6916 (cgraph_early_inlining): Inline for size when optimizing for size.
6918 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6920 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6921 logical operations piecewise.
6922 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6923 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6924 subdi_sesidi_di): Delete.
6925 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6926 the generated sequence. Allow three-reg add in constraints. Rewrite
6927 the rtl expression for carry to avoid zero_extend of a constant.
6928 (sub_with_carry): New pattern.
6929 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6930 different sequence not involving jumps.
6931 (notbi): Now a named pattern.
6933 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6935 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6936 Add the note about a significant loss of accuracy of some
6937 mathematical routines when these options are used.
6939 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6941 * haifa-sched.c (rtx_vec_t): New typedef.
6942 (contributes_to_priority_p): Extract piece of priority () into new
6944 (priority): Use the function. Add assertion.
6945 (rank_for_schedule, set_priorities): Add assertion to check that
6946 insn's priority is initialized.
6947 (clear_priorities, calc_priorities): Change signature. Make it update
6948 all relevant insns. Update all callers ('add_to_speculative_block ()'
6949 and 'create_block_check_twin ()').
6950 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6951 Add new field 'priority_status'.
6952 (INSN_PRIORITY_STATUS): New macro.
6953 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6955 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6957 * sched-ebb.c (debug_ebb_dependencies): New static function.
6958 (init_ready_list): Use it.
6960 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6961 with changed signature and 'debug_rgn_dependencies ()'.
6962 (debug_rgn_dependencies): New static function.
6963 (init_ready_list): Use it.
6965 * sched-int.h (debug_dependencies): Declare.
6967 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6969 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6971 2007-05-04 Dirk Mueller <dmueller@suse.de>
6973 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6975 2007-05-03 Jan Hubicka <jh@suse.cz>
6977 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6978 ((T1)X op (T1)Y), for pointer type in more cases than before.
6980 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6982 * tree-object-size.c (plus_expr_object_size): When operand size is
6983 unknown, return unknown.
6985 2007-05-03 Dirk Mueller <dmueller@suse.de>
6987 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6989 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6992 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6994 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6996 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6998 2007-05-03 Joseph Myers <joseph@codesourcery.com>
7000 * config/soft-fp/double.h, config/soft-fp/extended.h,
7001 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
7002 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
7003 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
7004 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
7007 2007-05-03 Ian Lance Taylor <iant@google.com>
7009 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
7010 MASK_PPC_GFXOPT for 8540 or 8548.
7012 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7014 * tree-vect-transform.c (vect_update_inits_of_drs): Use
7015 vect_print_dump_info() to output debug information.
7017 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
7020 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
7021 operands of size 2 when operand is not MEM_P.
7023 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7025 PR tree-optimization/30565
7026 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7028 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7030 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7031 (umulsi3_highpart): Use them.
7032 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7033 for final accumulator to D regisster tranfser.
7035 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7037 PR tree-optimization/31699
7038 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7040 (vect_enhance_data_refs_alignment): Compute peel amount using
7041 TYPE_VECTOR_SUBPARTS instead of vf.
7042 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7044 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7047 * system.h: Remove inclusion of double-int.h
7048 * tree.h: Include double-int.h
7049 * gengtype.c: Likewise
7050 * cfgloop.h: Likewise
7051 * Makefile.in: Adjust dependencies on double-int.h
7053 2007-05-02 Eric Christopher <echristo@apple.com>
7055 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7056 -shared to -Zdynamiclib.
7058 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7061 * c-common.c (strip_pointer_or_array_types): New function.
7062 * c-common.h (strip_pointer_or_array_types): New function declaration.
7064 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7066 PR tree-optimization/31771
7067 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7069 2007-05-02 Paul Brook <paul@codesourcery.com>
7071 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7073 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7076 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7079 2007-05-02 Nick Clifton <nickc@redhat.com>
7081 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7083 2007-05-02 Richard Guenther <rguenther@suse.de>
7085 PR tree-optimization/31146
7086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7087 argument, single_use_p. If we have a single use that is
7088 a conversion to the definition rhs type, propagate that rhs.
7089 (forward_propagate_addr_expr): Pass single_use_p argument
7090 to forward_propagate_addr_expr_1.
7092 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7094 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7097 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7099 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7100 'AMD Family 10 core'.
7102 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7104 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7105 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7106 with SSE3 instruction set support.
7107 * doc/invoke.texi: Likewise.
7109 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7111 * config/i386/i386.c (override_options): Tuning 32-byte loop
7112 alignment for amdfam10 architecture. Increasing the max loop
7113 alignment to 24 bytes.
7115 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7117 * config/m68k/constraints.md: New.
7118 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7119 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7120 EXTRA_CONSTRAINT): Remove.
7121 * config/m68k/m68k.md: Include constraints.md.
7122 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7124 2007-05-01 Ian Lance Taylor <iant@google.com>
7126 PR tree-optimization/31739
7127 * tree-vrp.c (vrp_val_is_max): New static function.
7128 (vrp_val_is_min): New static function.
7129 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7131 (set_value_range): Use vrp_val_is_{max,min}.
7132 (extract_range_from_assert): Likewise.
7133 (extract_range_from_binary_expr): Likewise.
7134 (extract_range_from_unary_expr): Likewise.
7135 (dump_value_range, vrp_meet): Likewise.
7136 (vrp_visit_phi_node): Likewise.
7137 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7139 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7141 * config/i386/gmon-sol2.c (size_t): New type.
7142 (intptr_t): Likewise.
7143 (s_textsize): Declare as size_t.
7145 (monstartup): Use size_t for sizes.
7146 (_mcount): Save and restore registers.
7147 (internal_mcount): Pass 0 as the first argument to monstartup
7149 (moncontrol): Convert pointer to appropriately sized integer
7150 before passing to profil.
7152 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7154 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7155 __NO_FPRS__, not just if _SOFT_DOUBLE.
7156 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7157 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7158 also for E500 double.
7159 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7160 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7163 2007-05-01 Richard Guenther <rguenther@suse.de>
7165 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7168 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7170 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7172 2007-05-01 Jan Hubicka <jh@suse.cz>
7174 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7177 2007-05-01 Jan Hubicka <jh@suse.cz>
7179 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7180 (maybe_fold_offset_to_reference): Declare.
7181 * fold-const.c (fold_unary): Do not fold
7182 (type *)&A into &A->field_of_type_and_offset_0
7183 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7184 size is unknown, give up.
7185 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7187 (maybe_fold_offset_to_reference): New.
7188 (maybe_fold_stmt_indirect): Use it.
7189 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7190 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7192 (gimplify_expr): Likewise for plus_expr.
7194 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7196 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7197 bsi_after_labels. Always insert statements before bsi.
7198 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7199 * predict.c (apply_return_prediction): Check for empty blocks.
7200 * cfgexpand.c (lab_rtx_for_bb): New variable.
7201 (label_rtx_for_bb): Do not create new tree labels.
7202 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7203 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7204 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7206 (label_for_bb): Add field used.
7207 (update_eh_label, main_block_label): Mark the label used.
7208 (cleanup_dead_labels): Remove unused labels.
7210 2007-05-01 Richard Guenther <rguenther@suse.de>
7212 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7213 if it is not about to be set.
7214 (get_value_range): Do not pre-allocate equiv bitmap.
7215 (update_value_range): No need to clear equiv field.
7216 (add_equivalence): Change prototype to get bitmap pointer.
7217 Allocate bitmap here if it is not already.
7218 (extract_range_from_assert): Do not allocate bitmap here.
7219 Update callers to add_equivalence.
7220 (extract_range_from_ssa_name): Likewise.
7221 (get_vr_for_comparison): New static helper.
7222 (compare_name_with_value): Handle NULL equiv bitmap by
7223 peeling the first iteration of the comparison loop.
7224 Use get_vr_for_comparison.
7225 (compare_names): Handle NULL equiv bitmaps by using fake
7226 ones. Use get_vr_for_comparison.
7228 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7230 * double-int.c (mpz_set_double_int): Moved from
7231 tree-ssa-loop-niter.c.
7232 (mpz_get_double_int): Likewise; also, add option to wrap
7233 out-of-range integers.
7234 * double-int.h: New prototypes for above.
7235 * tree.c (get_static_type_bounds): Moved from
7236 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7237 TYPE_MAX_VALUE if they exist..
7238 * tree.h: New prototype for above.
7239 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7240 get_type_bounds calls.
7241 (mpz_set_double_int): Move to double-int.c.
7242 (get_type_bounds): Move to tree.c, rename to
7243 get_static_type_bounds.
7244 (mpz_to_double_int): Move to double-int.c, rename to
7247 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7249 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7250 DIV0 exception can fall through to a normal return.
7252 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7256 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7257 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7258 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7259 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7260 initialize align to silence bogus warning.
7261 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7262 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7264 (struct sra_walk_fns): Remove use_all parameter from use.
7265 (sra_hash_tree): Handle BIT_FIELD_REFs.
7266 (sra_elt_hash): Don't hash bitfld blocks.
7267 (sra_elt_eq): Skip them in parent compares as well. Handle
7269 (sra_walk_expr): Don't maintain or pass down use_all_p.
7270 (scan_use): Remove use_all parameter.
7271 (scalarize_use): Likewise. Re-expand assignment to
7272 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7273 output, and re-scalarize after output. Don't mark anything
7275 (scalarize_ldst): Adjust.
7276 (scalarize_walk_gimple_modify_statement): Likewise.
7277 (build_element_name_1): Handle BIT_FIELD_REFs.
7278 (instantiate_element): Don't warn for any element whose parent
7280 (instantiate_missing_elements_1): Return the sra_elt.
7281 (canon_type_for_field): New.
7282 (try_instantiate_multiple_fields): New.
7283 (instantiate_missing_elemnts): Use them.
7284 (mark_no_warning): Removed.
7285 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7286 (REPLDUP, sra_build_elt_assignment): New.
7287 (generate_copy_inout): Use them.
7288 (generate_element_copy): Likewise. Handle bitfld differences.
7289 (generate_element_zero): Don't recurse for blocks. Use
7290 sra_build_elt_assignment.
7291 (generate_one_element_int): Take elt instead of var. Use
7292 sra_build_elt_assignment.
7293 (generate_element_init_1): Adjust.
7294 (scalarize_use, scalarize_copy): Use REPLDUP.
7295 (scalarize_ldst): Move assert before dereference.
7296 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7298 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7301 * tree.c (reconstruct_complex_type): Reconstruct a reference
7303 Also use the same mode for the pointer as the old pointer type.
7305 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7307 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7310 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7312 PR rtl-optimization/31676
7313 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7314 (df_refs_record): Call it.
7316 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7318 * rtl.def (SS_ABS): New code.
7319 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7320 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7321 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7322 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7323 (bfin_init_builtins): Define them.
7324 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7325 (bfin_expand_builtin): ... and handle the others here.
7326 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7327 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7328 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7329 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7330 operand is only HImode.
7332 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7334 * regclass.c (scan_one_insn): Remove splitting of
7337 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7338 Nigel Stephens <nigel@mips.com>
7340 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7342 2007-04-28 Jan Hubicka <jh@suse.cz>
7344 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7345 insn_locators_alloc instead of insn_locators_initialize;
7346 call reset_block_changes.
7347 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7348 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7349 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7350 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7351 * config/score/score.c (th_output_mi_thunk): Likewise.
7352 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7353 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7354 tolerate uninitialized locator info.
7357 * function.c (init_function_start): Don't init line number info.
7358 (expand_function_end): Update.
7359 (reset_block_changes, record_block_change, finalize_block_changes,
7360 check_block_change, free_block_changes): Kill.
7361 * function.h (reset_block_changes, record_block_change,
7362 finalize_block_changes, check_block_change, free_block_changes):
7364 (struct function): Remove ib_boundaries_block.
7365 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7366 Use curr_insn_locator to initialize locator.
7367 (emit_line_note): Remove.
7368 * cfgexpand.c (expand_gimple_cond_expr): Update.
7369 (construct_exit_block): Likewise.
7370 (tree_expand_cfg): Initialize/finalize locators.
7371 * expr.c (expand_expr_real): Update.
7372 * cfglayout.c (line_locators_locs, line_locators_lines,
7373 file_locators_locs, file_locators_files): Remove.
7374 (set_block_levels): Move to cfgexpand.c.
7375 (insn_locators_initialize): Remove.
7376 (pass_insn_locators_initialize): Remove.
7377 (locations_locators_locs, locations_locators_vals): New static vars.
7378 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7380 (insn_locators_alloc, insn_locators_finalize,
7381 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7383 (locator_location): New.
7384 (locator_line, locator_file): Rewrite.
7385 * rtl.h (emit_line_note): Kill.
7386 (insn_locators_alloc, insn_locators_finalize,
7387 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7389 * tree-inline.c (initialize_cfun): Do not initialize
7390 ib_boundaries_block.
7391 * passes.c (pass_insn_locators_initialize): Remove.
7393 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7395 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7396 info. Update last_basic_block correctly.
7398 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7401 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7402 register itself to hold the offset constant. Tell flow the use
7403 of r4 and r5 when they are used.
7405 2007-04-27 Richard Guenther <rguenther@suse.de>
7407 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7408 if we simplified anything.
7409 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7410 warnings until we did a simplification and the stmt was not
7411 marked as TREE_NO_WARNING.
7413 2007-04-27 Mike Stump <mrs@apple.com>
7415 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7417 2007-04-27 Ian Lance Taylor <iant@google.com>
7420 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7421 TYPE_MAX_VALUE exist, convert them to the new type.
7423 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7425 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7426 if it claims to be available.
7427 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7429 (perform_tree_ssa_dce): Always free postdominators.
7431 2007-04-27 Richard Henderson <rth@redhat.com>
7433 * config/alpha/predicates.md (aligned_memory_operand): Mark
7434 as define_special_predicate.
7435 (unaligned_memory_operand, normal_memory_operand): Likewise.
7436 (reg_or_unaligned_mem_operand): Remove.
7437 (any_memory_operand): Match the documentation and check for
7438 non-renumbered pseudos during reload.
7439 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7440 alpha_secondary_reload_class, update to new interface, make static.
7441 Handle CQImode like HImode. Remove FP subreg check.
7442 (alpha_expand_mov): Use replace_equiv_address.
7443 (alpha_expand_mov_nobwx): Use any_memory_operand.
7444 (TARGET_SECONDARY_RELOAD): New.
7445 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7446 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7447 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7448 * config/alpha/alpha.md: ... here.
7449 (RELOAD12, reloadmode): New.
7451 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7452 Don't handle the aligned case here.
7453 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7454 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7455 reload_inhi_help. Don't expect a scratch register.
7456 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7458 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7460 2007-04-27 Richard Guenther <rguenther@suse.de>
7462 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7464 2007-04-27 Richard Guenther <rguenther@suse.de>
7466 PR tree-optimization/30965
7467 PR tree-optimization/30978
7468 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7469 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7470 (find_equivalent_equality_comparison): Likewise.
7471 (simplify_cond): Likewise.
7472 (get_prop_source_stmt): New helper.
7473 (get_prop_dest_stmt): Likewise.
7474 (can_propagate_from): Likewise.
7475 (remove_prop_source_from_use): Likewise.
7476 (combine_cond_expr_cond): Likewise.
7477 (forward_propagate_comparison): New function.
7478 (forward_propagate_into_cond): Rewrite to use fold for
7480 (tree_ssa_forward_propagate_single_use_vars): Call
7481 forward_propagate_comparison to propagate comparisons.
7483 2007-04-27 Richard Guenther <rguenther@suse.de>
7485 PR tree-optimization/31715
7486 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7487 sure to do computation on the offset in an appropriate
7490 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7492 * reload.h (elimination_target_reg_p): Declare.
7493 * reload.c (find_reloads): Don't apply the reg_rtx move
7494 optimization if the SET_DEST satisfies elimination_target_reg_p.
7495 * reload1.c (elimination_target_reg_p): New function.
7496 (gen_reload): In the move/add2 fallback, make sure that op0
7497 does not overlap the destination register.
7499 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7501 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7502 transform only GIMPLE_MODIFY_STMTs.
7503 * tree-complex.c (expand_complex_operations_1): Ditto.
7504 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7505 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7506 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7508 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7509 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7510 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7511 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7512 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7513 slpeel_add_loop_guard): Ditto.
7514 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7515 * lambda-code.c (perfect_nestify): Ditto.
7516 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7517 before the first statement.
7518 * tree-optimize.c (execute_free_datastructures): Fix comments.
7519 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7520 * tree-flow.h (disband_implicit_edges): Declaration removed.
7521 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7523 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7524 COND_EXPRs without gotos.
7525 (disband_implicit_edges, has_label_p): Removed.
7526 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7527 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7529 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7531 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7532 also for COND_EXPRs.
7533 * cfgexpand.c (label_rtx_for_bb): New function.
7534 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7535 Use label_rtx_for_bb to find the labels.
7536 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7537 last block. Detect fallthru edges.
7539 2007-04-26 Ian Lance Taylor <iant@google.com>
7542 * reload.c (find_reloads_subreg_address): If the address was valid
7543 in the original mode but not in the new mode, reload the whole
7546 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7548 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7549 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7550 (cleanup_control_expr_graph): Do not invalidate dominance info.
7551 Record altered blocks.
7552 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7553 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7554 cleanup_tree_cfg_bb): New functions.
7555 (remove_forwarder_block): Do not maintain the worklist of blocks.
7556 Record altered blocks.
7557 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7559 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7560 delete_unreachable_blocks if dominators are not available.
7561 * tree-inline.c (optimize_inline_calls): Free dominance information
7563 * tree-flow.h (remove_edge_and_dominated_blocks,
7564 cfgcleanup_altered_bbs): Altered.
7565 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7567 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7569 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7570 do not invalidate dominators.
7572 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7574 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7575 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7576 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7577 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7579 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7581 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7583 2007-04-26 Richard Guenther <rguenther@suse.de>
7585 PR tree-optimization/31703
7586 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7587 the right type for the target of the bittest.
7589 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7591 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7592 ix86_sol10_return_in_memory.
7594 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7596 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7599 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7602 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7604 PR tree-optimization/30558
7605 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7606 clear this_state.prev_try.
7608 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7609 Mark Mitchell <mark@codesourcery.com>
7611 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7612 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7613 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7615 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7618 * doc/invoke.texi (%:print-asm-header): Document.
7619 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7621 (static_spec_functions): Add print-asm-header.
7622 (main): Print a banner before the --target-help linker options.
7623 (print_asm_header_spec_function): New function.
7625 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7628 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7629 (movsf_ie): Likewise.
7631 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7633 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7635 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7637 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7638 exception for divide-by-zero.
7639 (__umodsi3, __modsi3): Likewise.
7641 2007-04-25 Dirk Mueller <dmueller@suse.de>
7643 * c-typeck.c (build_compound_expr): Annotate warning()
7644 call with OPT_Wunused_value.
7645 * tree-ssa.c (warn_uninit): Annotate warning with
7647 * c-common.c (handle_sentinel_attribute): Annotate warning
7648 call with OPT_Wattributes.
7650 2007-04-25 Thiemo Seufer <ths@mips.com>
7652 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7654 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7655 on to the assembler. Improve handling of -mno-mips16. Add handling
7656 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7657 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7658 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7659 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7661 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7664 * config/i386/winnt.c (i386_pe_file_end): Strip only
7665 USER_LABEL_PREFIX when writing export name.
7667 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7669 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7670 sh/elf.h, vx-common.h and vxworks.h.
7671 * config/sh/sh.h: Include config/vxworks-dummy.h.
7672 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7673 (OVERRIDE_OPTIONS): Use it.
7674 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7675 (vxworks_picreg): New pattern.
7676 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7677 VXWORKS_OS_CPP_BUILTINS.
7678 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7679 to their VXWORKS_* equivalents.
7680 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7681 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7682 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7683 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7684 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7685 -mrtp/-fPIC multilibs.
7686 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7687 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7688 (MULTILIB_OSDIRNAMES): Delete.
7690 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7693 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7695 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7697 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7698 rounding mode to be specified by the caller.
7699 (real_to_mpfr) Likewise.
7700 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7701 include new arguments.
7702 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7704 2007-04-24 Ian Lance Taylor <iant@google.com>
7706 PR tree-optimization/31605
7707 * tree-vrp.c (set_value_range): Check that min and max are not
7708 both overflow infinities.
7709 (set_value_range_to_value): New static function.
7710 (extract_range_from_binary_expr): Call set_value_range_to_value.
7711 (extract_range_from_cond_expr): Likewise.
7712 (extract_range_from_expr): Likewise.
7713 (extract_range_from_unary_expr): Likewise. Don't create a range
7714 which overflows on both sides.
7715 (vrp_meet): Check for a useless range.
7716 (vrp_visit_phi_node): If we see a constant which looks like an
7717 overflow infinity, turn off the TREE_OVERFLOW flag.
7719 2007-04-24 Ian Lance Taylor <iant@google.com>
7721 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7723 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7726 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7727 diagnostic message is being built.
7728 * tree-pretty-print.c (dump_generic_node): Only write the
7729 formatted text into BUFFER's stream if we are not building a
7731 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7733 * Makefile.in (toplev.o): Depend on tree-pass.h.
7735 2007-04-24 Ian Lance Taylor <iant@google.com>
7737 PR tree-optimization/31602
7738 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7739 conditionals in the copied loop header.
7740 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7741 warnings if TREE_NO_WARNING is set.
7742 * doc/invoke.texi (Warning Options): Clarify that
7743 -Wstrict-overflow does not warn about loops.
7745 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7747 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7748 expand on the comment about _Decimal128 arguments and check the
7749 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7750 that _Decimal128 argument uses even/odd register pair.
7751 (function_arg): Ditto.
7753 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7755 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7756 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7758 2007-04-24 Richard Guenther <rguenther@suse.de>
7759 Olga Golovanevsky <olga@il.ibm.com>
7761 * fold-const.c (multiple_of_p): Check for bottom
7764 2007-04-24 Richard Henderson <rth@redhat.com>
7766 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7767 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7768 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7769 looking for non-zero bits shifted out. Avoid a recursive call
7770 when constructing the scalar.
7771 (__floatundisf): Likewise.
7773 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7775 * dwarf2out.c (field_byte_offset): Move the existing logic
7776 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7777 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7779 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7782 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7783 length argument of 0 for memset.
7784 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7785 unsigned shift instead of the signed variant.
7787 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7789 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7790 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7791 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7792 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7793 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7794 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7795 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7796 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7797 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7798 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7799 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7800 "mul<mode>3", "div<mode>3"): Insn definitions added.
7801 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7802 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7803 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7804 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7805 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7806 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7807 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7808 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7809 TARGET_FLOAT_FORMAT): Macro definitions removed.
7810 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7811 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7812 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7813 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7814 (s390_gen_rtx_const_DI): Function removed.
7815 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7817 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7819 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7820 over an external ffs function.
7822 2007-04-24 Chao-ying Fu <fu@mips.com>
7823 Richard Sandiford <richard@nildram.co.uk>
7825 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7826 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7827 (smadd_widen_optab, umadd_widen_optab): Define.
7828 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7830 * genopinit.c (optabs): Fill in smadd_widen_optab and
7832 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7833 and umadd_widen_optab to implement multiply-add sequences.
7834 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7835 (<u>maddsidi4): ...this. Extend condition to include
7836 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7837 of operand 0 to "ka" and use the three-operand form of madd<u>
7839 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7841 * config/mips/constraints.md (ka): New register constraint.
7843 2007-04-24 Jan Hubicka <j@suse.cz>
7847 2007-04-23 Jan Hubicka <jh@suse.cz>
7848 * function.c (init_function_start): Don't init line number info.
7849 (expand_function_end): Update.
7850 (reset_block_changes, record_block_change, finalize_block_changes,
7851 check_block_change, free_block_changes): Kill.
7852 * function.h (reset_block_changes, record_block_change,
7853 finalize_block_changes, check_block_change, free_block_changes):
7855 (struct function): Remove ib_boundaries_block.
7856 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7857 Use curr_insn_locator to initialize locator.
7858 (emit_line_note): Remove.
7859 * cfgexpand.c (expand_gimple_cond_expr): Update.
7860 (construct_exit_block): Likewise.
7861 (tree_expand_cfg): Initialize/finalize locators.
7862 * expr.c (expand_expr_real): Update.
7863 * cfglayout.c (line_locators_locs, line_locators_lines,
7864 file_locators_locs, file_locators_files): Remove.
7865 (set_block_levels): Move to cfgexpand.c.
7866 (insn_locators_initialize): Remove.
7867 (pass_insn_locators_initialize): Remove.
7868 (locations_locators_locs, locations_locators_vals): New static vars.
7869 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7871 (insn_locators_alloc, insn_locators_finalize,
7872 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7874 (locator_location): New.
7875 (locator_line, locator_file): Rewrite.
7876 * rtl.h (emit_line_note): Kill.
7877 (insn_locators_alloc, insn_locators_finalize,
7878 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7880 * tree-inline.c (initialize_cfun): Do not initialize
7881 ib_boundaries_block.
7882 * passes.c (pass_insn_locators_initialize): Remove.
7884 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7886 * doc/invoke.texi: Removed leading '-' from option index entries.
7888 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7890 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7892 (create_phi_node): Use set_phi_nodes.
7893 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7894 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7895 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7896 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7897 (bsi_start, bsi_last): Use bb_stmt_list.
7898 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7899 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7900 Traverse the statements using tsi iterator.
7901 * basic-block.h (struct basic_block_def): Fields stmt_list
7902 and phi_nodes moved to ...
7903 (struct tree_bb_info): ... new structure.
7904 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7905 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7906 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7907 (tree_verify_flow_info): Verify that il.tree is not set for
7908 entry and exit block.
7909 (tree_split_block): Use set_bb_stmt_list.
7911 2007-04-23 Mike Stump <mrs@apple.com>
7913 * config/i386/i386.c (ix86_tune_features
7914 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7917 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7919 * config/i386/i386.md (prefix_extra): New attribute.
7920 (length): Add prefix_extra.
7922 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7923 (sse2_movntv2di): Likewise.
7924 (sse2_cvtps2dq): Likewise.
7925 (sse2_cvtpd2pi): Likewise.
7926 (sse2_cvttpd2pi): Likewise.
7927 (*sse2_cvtpd2ps): Likewise.
7928 (*add<mode>3): Likewise.
7929 (sse2_ssadd<mode>3): Likewise.
7930 (sse2_usadd<mode>3): Likewise.
7931 (*sub<mode>3): Likewise.
7932 (sse2_sssub<mode>3): Likewise.
7933 (sse2_ussub<mode>3): Likewise.
7934 (*mulv8hi3): Likewise.
7935 (*smulv8hi3_highpart): Likewise.
7936 (*umulv8hi3_highpart): Likewise.
7937 (sse2_umulv2siv2di3): Likewise.
7938 (sse2_pmaddwd): Likewise.
7939 (ashr<mode>3): Likewise.
7940 (lshr<mode>3): Likewise.
7941 (ashl<mode>3): Likewise.
7942 (sse2_ashlti3): Likewise.
7943 (sse2_lshrti3): Likewise.
7944 (*umaxv16qi3): Likewise.
7945 (*smaxv8hi3): Likewise.
7946 (*uminv16qi3): Likewise.
7947 (*sminv8hi3): Likewise.
7948 (sse2_eq<mode>3): Likewise.
7949 (sse2_gt<mode>3): Likewise.
7950 (*and<mode>3): Likewise.
7951 (sse2_nand<mode>3): Likewise.
7952 (*ior<mode>3): Likewise.
7953 (*xor<mode>3): Likewise.
7954 (sse2_packsswb): Likewise.
7955 (sse2_packssdw): Likewise.
7956 (sse2_packuswb): Likewise.
7957 (sse2_punpckhbw): Likewise.
7958 (sse2_punpcklbw): Likewise.
7959 (sse2_punpckhwd): Likewise.
7960 (sse2_punpcklwd): Likewise.
7961 (sse2_punpckhdq): Likewise.
7962 (sse2_punpckldq): Likewise.
7963 (sse2_punpckhqdq): Likewise.
7964 (sse2_punpcklqdq): Likewise.
7965 (*sse2_pinsrw): Likewise.
7966 (*sse2_pextrw): Likewise.
7967 (sse2_pshufd_1): Likewise.
7968 (sse2_uavgv16qi3): Likewise.
7969 (sse2_uavgv8hi3): Likewise.
7970 (sse2_psadbw): Likewise.
7971 (sse2_pmovmskb): Likewise.
7972 (*sse2_maskmovdqu): Likewise.
7973 (*sse2_maskmovdqu_rex64): Likewise.
7974 (sse4a_extrqi): Likewise.
7975 (sse4a_extrq): Likewise.
7976 (sse3_lddqu): Set prefix_rep.
7977 (sse3_addsubv4sf3): Likewise.
7978 (sse3_haddv4sf3): Likewise.
7979 (sse3_hsubv4sf3): Likewise.
7980 (sse_cvtss2si): Likewise.
7981 (sse_cvtss2si_2): Likewise.
7982 (sse_cvtss2siq): Likewise.
7983 (sse_cvtss2siq_2): Likewise.
7984 (sse_cvttss2si): Likewise.
7985 (sse_cvttss2siq): Likewise.
7986 (sse2_cvttps2dq): Likewise.
7987 (sse3_movshdup): Likewise.
7988 (sse3_movsldup): Likewise.
7989 (sse2_cvtsd2si): Likewise.
7990 (sse2_cvtsd2si_2): Likewise.
7991 (sse2_cvtsd2siq): Likewise.
7992 (sse2_cvtsd2siq_2): Likewise.
7993 (sse2_cvttsd2si): Likewise.
7994 (sse2_cvttsd2siq): Likewise.
7995 (*sse2_cvtpd2dq): Likewise.
7996 (*sse2_cvttpd2dq): Likewise.
7997 (sse2_pshuflw_1): Likewise.
7998 (sse2_pshufhw_1): Likewise.
7999 (sse4a_insertqi): Likewise.
8000 (sse4a_insertq): Likewise.
8001 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
8002 (ssse3_phadddv4si3): Likewise.
8003 (ssse3_phaddswv8hi3): Likewise.
8004 (ssse3_phsubwv8hi3): Likewise.
8005 (ssse3_phsubdv4si3): Likewise.
8006 (ssse3_phsubswv8hi3): Likewise.
8007 (ssse3_pmaddubswv8hi3): Likewise.
8008 (ssse3_pmulhrswv8hi3): Likewise.
8009 (ssse3_pshufbv16qi3): Likewise.
8010 (ssse3_psign<mode>3): Likewise.
8011 (ssse3_palignrti): Likewise.
8012 (abs<mode>2): Likewise.
8013 (ssse3_phaddwv4hi3): Set prefix_extra.
8014 (ssse3_phadddv2si3): Likewise.
8015 (ssse3_phaddswv4hi3): Likewise.
8016 (ssse3_phsubwv4hi3): Likewise.
8017 (ssse3_phsubdv2si3): Likewise.
8018 (ssse3_phsubswv4hi3): Likewise.
8019 (ssse3_pmaddubswv4hi3): Likewise.
8020 (ssse3_pmulhrswv4hi3): Likewise.
8021 (ssse3_pshufbv8qi3): Likewise.
8022 (ssse3_psign<mode>3): Likewise.
8023 (ssse3_palignrdi): Likewise.
8024 (abs<mode>2): Likewise.
8025 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8026 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8027 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8029 2007-04-23 Nick Clifton <nickc@redhat.com>
8031 * params.def: Fix formatting of emacs local variables.
8033 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8035 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8036 move if inter-unit move isn't allowed.
8037 Don't split moving the first element of V2DI to DI to inter-unit
8038 move if inter-unit move isn't allowed.
8040 2007-04-23 Richard Guenther <rguenther@suse.de>
8042 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8043 and CDI_POST_DOMINATORS separately.
8045 2007-04-23 Nick Clifton <nickc@redhat.com>
8047 * c.opt (Wformat-contains-nul): Add warning attribute.
8049 2007-04-23 Jan Hubicka <jh@suse.cz>
8051 * function.c (init_function_start): Don't init line number info.
8052 (expand_function_end): Update.
8053 (reset_block_changes, record_block_change, finalize_block_changes,
8054 check_block_change, free_block_changes): Kill.
8055 * function.h (reset_block_changes, record_block_change,
8056 finalize_block_changes, check_block_change, free_block_changes):
8058 (struct function): Remove ib_boundaries_block.
8059 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8060 Use curr_insn_locator to initialize locator.
8061 (emit_line_note): Remove.
8062 * cfgexpand.c (expand_gimple_cond_expr): Update.
8063 (construct_exit_block): Likewise.
8064 (tree_expand_cfg): Initialize/finalize locators.
8065 * expr.c (expand_expr_real): Update.
8066 * cfglayout.c (line_locators_locs, line_locators_lines,
8067 file_locators_locs, file_locators_files): Remove.
8068 (set_block_levels): Move to cfgexpand.c.
8069 (insn_locators_initialize): Remove.
8070 (pass_insn_locators_initialize): Remove.
8071 (locations_locators_locs, locations_locators_vals): New static vars.
8072 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8074 (insn_locators_alloc, insn_locators_finalize,
8075 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8077 (locator_location): New.
8078 (locator_line, locator_file): Rewrite.
8079 * rtl.h (emit_line_note): Kill.
8080 (insn_locators_alloc, insn_locators_finalize,
8081 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8083 * tree-inline.c (initialize_cfun): Do not initialize
8084 ib_boundaries_block.
8085 * passes.c (pass_insn_locators_initialize): Remove.
8087 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8090 * expr.c (reduce_to_bit_field_precision): Handle
8093 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8095 PR tree-optimization/24659
8096 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8097 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8098 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8099 * genopinit.c (optabs): Rename vec_pack_mod_optab
8100 to vec_pack_trunc_optab.
8101 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8102 early for scalar floating point operands for NOP_EXPR.
8103 (vectorizable_type_promotion): Ditto.
8104 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8105 vec_pack_trunc_optab.
8106 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8108 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8109 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8110 Rename from VEC_PACK_MOD_EXPR.
8111 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8112 * expr.c (expand_expr_real_1): Ditto.
8113 * tree-inline.c (estimate_num_insns_1): Ditto.
8114 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8116 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8117 (vec_unpacks_lo_v4sf): Ditto.
8118 (vec_pack_trunc_v2df): Ditto.
8119 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8120 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8121 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8123 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8125 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8127 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8128 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8129 packing of floating point operands.
8130 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8131 represent unpacking of floating point operands.
8132 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8133 [vec_unpacks_hi]: Ditto.
8134 [vec_unpacks_lo]: Ditto.
8136 2007-04-22 Jan Hubicka <jh@suse.cz>
8138 * final.c (rest_of_handle_final): Call
8139 targetm.asm_out.constructor/targetm.asm_out.destructor
8140 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8141 proper priority via decl_*_priority_insert.
8142 * c-common.c (c_expand_body): Likewise.
8144 2007-04-22 Richard Guenther <rguenther@suse.de>
8146 PR tree-optimization/29789
8147 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8148 (rewrite_reciprocal): New helper split out from
8149 determine_invariantness_stmt.
8150 (rewrite_bittest): Likewise.
8151 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8152 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8155 2007-04-22 Revital Eres <eres@il.ibm.com>
8157 * loop-unroll.c (var_to_expand): New field to support also
8158 insns of the form x = something + x.
8159 (analyze_insn_to_expand_var): Use it.
8160 (expand_var_during_unrolling): Likewise.
8162 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8164 * predict.c: Include pointer-set.h.
8165 (bb_predictions): New variable.
8166 (tree_predicted_by_p, tree_predict_edge,
8167 remove_predictions_associated_with_edge): Use bb_predictions map
8168 instead of bb->predictions.
8169 (clear_bb_predictions, assert_is_empty): New functions.
8170 (combine_predictions_for_bb): Use bb_predictions map. Call
8171 clear_bb_predictions.
8172 (tree_estimate_probability): Create and free bb_predictions map.
8173 * Makefile.in (predict.o): Add pointer-set.h dependency.
8174 * basic-block.h (struct basic_block_def): Remove predictions
8176 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8178 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8181 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8184 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8186 * timevar.c (timevar_print): Change reference of --disable-checking to
8187 --enable-checking=release. Also warn if assert checking is disabled.
8189 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8192 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8193 decl as addressable if the compound literal was marked as
8195 Mark the decl as a gimple register if it is a complex or
8196 vector decl and does not live in memory.
8198 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8200 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8201 (GENERIC_NEXT): New function macro.
8202 (PHI_CHAIN): Use phi_node's new chain variable.
8203 (tree_phi_node): Change tree_common to tree_base
8204 and add the chain field.
8205 * tree-phinodes.c (make_phi_node): Don't set
8206 TREE_TYPE on the new node.
8207 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8208 instead of checking GIMPLE_TUPLE_P in chain_next.
8209 * tree-vect-transform.c
8210 (get_initial_def_for_induction): Look at
8211 PHI_RESULT_TREE for the type of the phi node.
8212 (update_vuses_to_preheader): Use PHI_CHAIN
8213 instead of TREE_CHAIN on the phi node.
8214 * tree-ssa-structalias.c (compute_points_to_sets):
8216 (ipa_pta_execute): Likewise.
8218 2007-04-21 Richard Guenther <rguenther@suse.de>
8221 * fold-const.c (fold_unary): Call fold_convert_const on the
8224 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8226 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8227 (store_killed_in_pat): New.
8229 2007-04-20 Richard Henderson <rth@redhat.com>
8232 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8233 TREE_LIST with a void_type_node value, not void_list_node exactly.
8235 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8237 * doc/standards.texi: Re-arrange into language-specific
8238 subsections. Add a C++ section, documenting which standards we
8241 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8243 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8244 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8246 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8248 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8249 ecrti.o and crtbegin.o.
8250 (LIB_DEFAULT_SPEC): Include -lc.
8251 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8253 2007-04-20 Richard Henderson <rth@redhat.com>
8256 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8257 argument; update all callers.
8258 (get_unaligned_offset): New.
8259 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8260 get_unaligned_address, just pass on the address directly.
8261 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8262 the subreg in the helper patterns.
8263 (unaligned_extendqidi_le): Use get_unaligned_offset.
8264 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8265 (unaligned_extendhidi_be): Likewise.
8266 (unaligned_extendhidi): Tidy.
8267 * config/alpha/alpha-protos.h: Update.
8269 2007-04-20 Richard Henderson <rth@redhat.com>
8271 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8272 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8273 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8274 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8275 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8276 (CPP_SPEC): Don't include %(cpp_subtarget).
8277 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8278 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8279 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8281 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8283 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8284 for __builtin_ia32_cmpordss.
8286 PR tree-optimization/31632
8287 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8288 and arg1 for optimizations of comparison against min/max values.
8289 Fold arg0 to arg1's type for optimizations of comparison against
8290 min+1 and max-1 values.
8292 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8294 * reload.c (combine_reloads): When trying to use a dying register,
8295 check whether it's uninitialized and don't use if so.
8297 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8299 * fold-const.c: Remove prototypes for native_encode_expr and
8300 native_interpret_expr.
8301 (native_encode_expr): Make non-static.
8302 (native_interpret_expr): Likewise.
8303 * tree.h: Add prototypes for the above.
8305 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8307 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8308 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8309 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8310 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8311 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8312 Add length attributes.
8314 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8316 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8319 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8320 __STDC_WANT_DEC_FP__.
8322 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8324 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8325 for long double compatibility.
8326 * configure: Regenerate.
8328 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8330 PR rtl-optimization/29841
8331 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8333 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8334 that may cause control flow transfer from being moved.
8336 2007-04-18 Jan Hubicka <jh@suse.cz>
8338 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8341 2007-04-18 Eric Christopher <echristo@apple.com>
8343 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8344 only. Update operands.
8345 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8346 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8347 link register to pic register.
8349 2007-04-18 Dirk Mueller <dmueller@suse.de>
8352 * tree-vrp.c (search_for_addr_array): New.
8353 (check_array_bounds): Suppress warning about
8354 address taken of array refs if its not de-referenced.
8356 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8358 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8359 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8361 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8362 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8363 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8365 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8367 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8369 (vect_analyze_scalar_cycles): Fix indentation.
8370 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8371 (vect_mark_relevant): Include phis in relevance analysis.
8373 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8375 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8377 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8378 output_operand_lossage().
8380 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8382 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8383 the unused code for reduction without adjust-in-epilog to simplify the
8386 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8388 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8389 (S390_TDC_NEGATIVE_ZERO): New constant.
8390 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8391 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8392 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8393 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8394 (S390_TDC_POSITIVE_INFINITY): New constant.
8395 (S390_TDC_NEGATIVE_INFINITY): New constant.
8396 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8397 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8398 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8399 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8400 (S390_TDC_INFINITY): New constant.
8401 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8402 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8403 optimization for UNSPEC_CCZ_TO_INT.
8404 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8405 ("*ccz_to_int"): New insn.
8406 ("isinf<mode>2"): New insn.
8407 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8408 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8409 (UNSPEC_CCZ_TO_INT): New constant.
8411 2007-04-18 Richard Guenther <rguenther@suse.de>
8413 PR tree-optimization/19431
8414 PR tree-optimization/21463
8415 * tree-pass.h (pass_phiprop): Declare.
8416 * passes.c (init_optimization_passes): New phiprop pass.
8417 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8418 (phivn_valid_p): New helper function.
8419 (phiprop_insert_phi): Likewise.
8420 (propagate_with_phi): Likewise.
8421 (tree_ssa_phiprop): New propagator propagating loads
8422 through phi nodes if profitable.
8424 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8426 * tree-vect-analyze.c (process_use): New function.
8427 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8428 Check phis in all bbs.
8429 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8432 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8434 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8437 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8440 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8443 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8445 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8447 (sse_vmmulv4sf3): Likewise.
8448 (sse2_vmaddv2df3): Likewise.
8449 (sse2_vmmulv2df3): Likewise.
8451 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8453 PR rtl-optimization/31360
8454 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8455 (target_reg_cost): New.
8456 (init_set_costs): Initialize target_reg_cost. Add comments
8457 regarding the rationale of the costs.
8458 (global_cost_for_size): Renamed to...
8459 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8460 of register pressure.
8461 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8462 estimate_reg_pressure_cost. Add number of ivs.
8463 (determine_set_costs): Dump target_reg_cost.
8464 * loop-invariant.c (gain_for_invariant): Use
8465 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8466 (best_gain_for_invariant, find_invariants_to_move): Remove
8468 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8469 (target_reg_cost): Declare.
8470 (global_cost_for_size): Declaration removed.
8471 (estimate_reg_pressure_cost): Declare.
8473 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8475 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8476 regnos into even/odd register pairs.
8477 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8478 TDmode similar to the other floating point modes.
8479 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8480 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8482 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8483 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8484 (movdd_hardfloat64): Use TARGET_MFPGPR.
8486 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8488 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8491 2005-01-05 Richard Henderson <rth@redhat.com>
8493 * reload1.c (do_input_reload): Restrict the optimization deleteing
8494 a previous output reload to RELOAD_FOR_INPUT.
8496 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8498 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8499 induc_vec_info_type.
8500 (vectorizable_induction): New function declaration.
8501 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8502 check if already vectorized. Find first place in BB where new stmts
8503 can be inserted. Takes only one argument.
8504 (vectorizable_induction): New function.
8505 (vect_transform_stmt): Add case for induc_vec_info_type to call
8506 vectorizable_induction.
8507 (vect_transform_loop): Consider phis for vectorization.
8508 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8510 (analyze_operations): Call vectorizable_induction when analyzing phis.
8512 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8513 (vect_mark_relevant): Include phis in relevance analysis.
8514 (vect_mark_stmts_to_be_vectorize): Likewise.
8515 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8517 2007-04-16 Lawrence Crowl <crowl@google.com>
8519 * doc/invoke.texi (Debugging Options): Add documentation for the
8520 -femit-struct-debug options -femit-struct-debug-baseonly,
8521 -femit-struct-debug-reduced, and
8522 -femit-struct-debug-detailed[=...].
8524 * c-opts.c (c_common_handle_option): Add
8525 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8526 and OPT_femit_struct_debug_detailed_.
8527 * c.opt: Add specifications for
8528 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8529 and -femit-struct-debug-detailed[=...].
8530 * opts.c (set_struct_debug_option): Parse the
8531 -femit-struct-debug-... options.
8532 * opts.c (matches_main_base, main_input_basename,
8533 main_input_baselength, base_of_path, matches_main_base): Add
8534 variables and functions to compare header base name to compilation
8536 * opts.c (should_emit_struct_debug): Add to determine to emit a
8537 structure based on the option.
8538 (dump_struct_debug) Also disabled function to debug this
8540 * opts.c (handle_options): Save the base name of the
8543 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8544 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8545 This hook indicates if a type is generic. Set it by default
8547 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8548 to determine if a struct type is generic or not.
8549 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8550 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8551 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8554 * flags.h (enum debug_info_usage): Add an enumeration to describe
8555 a program's use of a structure type.
8556 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8557 to indicate the program's usage of the type. Filter structs based
8558 on the -femit-struct-debug-... specification.
8559 (gen_type_die): Split into two routines, gen_type_die and
8560 gen_type_die_with_usage. gen_type_die is now a wrapper
8561 that assumes direct usage.
8562 (gen_type_die_with_usage): Replace calls to gen_type_die
8563 with gen_type_die_with_usage adding the program usage of
8564 the referenced type.
8565 (dwarf2out_imported_module_or_decl): Suppress struct debug
8566 information using should_emit_struct_debug when appropriate.
8568 2007-04-16 Ian Lance Taylor <iant@google.com>
8570 PR tree-optimization/31522
8571 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8572 (vrp_initialize): Allocate vr_phi_edge_counts.
8573 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8574 executable edge. Drop test for all constants.
8575 (vrp_finalize): Free vrp_phi_edge_counts.
8577 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8578 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8580 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8581 predecessors at head rather than tail.
8583 2007-04-16 Matthias Klose <doko@debian.org>
8585 * config/alpha/linux.h (CPP_SPEC): Define.
8586 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8588 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8590 * function.h: Remove sequence_stack extern declaration.
8592 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8594 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8596 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8599 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8601 * config/avr/avr.c (avr_arch_types): Rearranging array.
8602 (enum avr_arch): Add.
8603 (avr_mcu_types): Use avr_arch enumeration constants instead of
8605 * config/avr/avr.h (LINK_SPEC): Simplify.
8607 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8609 * config/m68k/m68k.c (m68k_libcall_value,
8610 m68k_function_value): Use macros for register names more.
8612 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8614 (M68K_REGNAME): Use A6_REG.
8615 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8617 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8620 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8621 'pending_read_list_length' and 'pending_write_list_length'. Update
8623 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8624 to handle two length counters instead of one. Update all uses.
8625 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8626 two length counters instead of one.
8627 * sched-rgn.c (propagate_deps): Update to handle two length counters
8630 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8633 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8634 copy of source, pass it to ix86_expand_vector_set and return
8637 2007-04-16 David Ung <davidu@mips.com>
8638 Joseph Myers <joseph@codesourcery.com>
8640 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8641 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8642 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8643 Add 74K processor information.
8644 * config/mips/mips.md: Include 74k.md.
8645 (cpu): Add 74kc,74kf,74kx.
8646 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8647 * config/mips/74k.md: New.
8648 * doc/invoke.texi (MIPS Options): Document 74K support.
8650 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8652 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8653 vectorizable_* functions.
8654 * tree-vect-transform.c (vectorizable_call): Add check for
8655 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8656 (vectorizable_store): likewise.
8657 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8659 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8660 (vectorizable_type_promotion, vectorizable_load): Likewise.
8661 (vectorizable_live_operation, vectorizable_condition): Likewise.
8662 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8664 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8666 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8668 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8669 register numbers more.
8670 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8671 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8672 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8673 FUNCTION_VALUE_REGNO_P): Likewise.
8674 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8675 STATIC_CHAIN_REGNUM): Likewise.
8676 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8677 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8678 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8679 * config/m68k/m68k.md (FP_REG): New.
8681 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8683 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8686 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8688 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8689 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8692 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8694 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8697 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8700 * c-decl.c (finish_decl): Grab the type of the decl after the call
8701 to store_init_value.
8703 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8705 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8707 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8710 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8711 dominators, post dominators and cleanup cfg before returning.
8713 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8715 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8716 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8718 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8720 * config.gcc: Recognize fido.
8721 * config/m68k/m68k-devices.def (fidoa): New.
8722 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8724 (FL_FIDOA, TARGET_FIDOA): New.
8725 * config/m68k/m68k.opt (mfidoa): New.
8727 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8730 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8731 when a personality function is used.
8733 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8735 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8737 2007-04-13 Mike Stump <mrs@apple.com>
8739 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8741 * config/darwin.opt (fapple-kext): Make C++ only.
8742 * config/darwin.c (darwin_override_options): Remove code to ensure
8743 -fapple-kext is given for C++ only.
8745 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8747 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8748 * config/mips/mips.c (override_options): Call
8749 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8751 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8753 * config/i386/i386.opt (msvr3-shlib): Removed.
8755 * doc/invoke.texi: Remove -msvr3-shlib.
8757 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8759 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8760 with "popcnt" instruction.
8762 2007-04-13 Richard Guenther <rguenther@suse.de>
8764 PR tree-optimization/21258
8765 * tree-vrp.c (compare_case_labels): New helper.
8766 (find_switch_asserts): New function.
8767 (find_assert_locations): Call it for SWITCH_EXPRs.
8769 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8771 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8772 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8773 check is now implied in X87_FLOAT_MODE_P.
8774 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8775 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8776 (fix_trunc<mode>_i386_fisttp): Ditto.
8777 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8778 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8779 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8780 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8781 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8782 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8783 (unnamed_splitters): Ditto.
8784 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8785 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8786 FIRST_SSE_REG for local functions when SSE math is enabled or
8787 for functions with sseregparm attribute.
8788 (standard_80387_constant_p): Return -1 if mode is not
8790 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8791 (ix86_expand_compare): Ditto.
8792 (ix86_expand_carry_flag_compare): Ditto.
8793 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8794 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8795 DECIMAL_FLOAT_MODE_P.
8796 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8797 of SCALAR_FLOAT_MODE_P.
8798 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8799 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8800 checks before FLOAT_MODE_P.
8801 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8802 before FLOAT_MODE_P.
8807 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8809 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8810 Charles Wilson <libtool@cwilson.fastmail.fm>
8812 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8813 (libgcc.mvars): Don't depend on them.
8814 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8815 * exec-tool.in: New.
8817 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8819 * doc/invoke.text (--help): Document --help=common.
8821 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8823 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8827 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8828 * genemit.c (main): Emit #include "integrate.h".
8829 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8830 (LOADGP_RTP): New mips_loadgp_style.
8831 * config/mips/mips.h: Include config/vxworks-dummy.h.
8832 (TARGET_RTP_PIC): New macro.
8833 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8834 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8835 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8837 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8838 -mvxworks-pic when using -mrtp and a PIC option.
8839 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8841 (mips_symbolic_constant_p, mips_symbolic_address_p)
8842 (mips_symbol_insns): Handle SYMBOL_HALF.
8843 (override_options): Warn about -G and -mrtp being used together.
8844 Initialize mips_lo_relocs[SYMBOL_HALF].
8845 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8846 (mips_emit_loadgp): Handle LOADGP_RTP.
8847 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8848 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8849 (tablejump): Handle function-relative case table entries if
8851 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8853 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8855 * config/mips/mips.md (load_call<mode>): Allow any general register.
8857 (sibcall_value_internal, sibcall_value_multiple_internal)
8858 (call_value_internal, call_value_split, call_value_multiple_internal)
8859 (call_value_multiple_split): Remove constraints from operand 0.
8861 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8863 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8864 rather than loadgp_noshared.
8865 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8866 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8868 * config/mips/mips.md (loadgp): Rename to...
8869 (loadgp_newabi): ...this.
8870 (loadgp_noshared): Rename to...
8871 (loadgp_absolute): ...this.
8873 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8875 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8876 false for locally-binding symbols.
8877 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8879 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8881 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8882 (SYMBOL_GOT_PAGE_OFST): ...this.
8883 (SYMBOL_GOT_GLOBAL): Rename to...
8884 (SYMBOL_GOT_DISP): ...this.
8885 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8886 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8887 * config/mips/mips.c (mips_global_symbol_p): New function.
8888 (mips_symbol_binds_local_p): Likewise.
8889 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8890 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8891 mips_global_symbol_p and mips_symbol_binds_local_p.
8892 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8893 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8894 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8896 (mips_ok_for_lazy_binding_p): New function.
8897 (mips_load_call_address, mips_expand_call): Use it.
8898 (mips_dangerous_for_la25_p): Likewise.
8899 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8900 (*got_disp<mode>): Use got_disp_operand instead of
8901 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8902 SYMBOL_GOTOFF_GLOBAL.
8903 (*got_page<mode>): Use got_page_ofst_operand instead of
8905 * config/mips/predicates.md (const_call_insn_operand): Use
8906 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8907 (global_got_operand): Rename to...
8908 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8910 (local_got_operand): Rename to...
8911 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8912 of SYMBOL_GOT_LOCAL.
8914 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8916 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8917 TARGET_CALL_CLOBBERED_GP.
8918 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8919 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8920 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8921 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8922 of TARGET_ABICALLS && !TARGET_NEWABI.
8923 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8924 * config/mips/mips.c (mips_load_call_address): Check
8925 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8926 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8927 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8928 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8929 TARGET_ABICALLS && TARGET_NEWABI.
8930 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8932 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8933 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8934 TARGET_ABICALLS && TARGET_NEWABI.
8935 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8936 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8937 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8938 whether indirect calls must use $25.
8939 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8941 * config/mips/mips.md (jal_macro): Check flag_pic and
8942 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8943 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8944 instead of TARGET_ABICALLS.
8945 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8946 TARGET_ABICALLS && TARGET_OLDABI.
8947 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8948 (sibcall): In the comment above the define_insn, mention
8949 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8950 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8951 instead of TARGET_ABICALLS.
8953 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8955 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8956 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8957 (MACFLAGS_MATCH_P): New macro.
8958 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8959 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8960 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8961 the other MACFLAG constants.
8962 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8963 (flag_machi): Tighten constraints. Renumber some of the operands.
8964 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8966 (flag_machi_parts_acconly): New pattern.
8967 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8969 (flag_macinit1hi): Tighten constraints.
8970 (flag_mul_macv2hi_parts_acconly): New pattern.
8972 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8973 Use a more efficient implementation.
8974 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8975 inline sequences when not optimizing for size.
8977 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8978 movhi_high2low): Delete, merge functionality into...
8979 (packv2hi): ... this pattern.
8981 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8982 * config/bfin/bfin.opt (msim): New option.
8983 (mcpu=): New option.
8984 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8985 (bfin_cpu_t): Typedef of enum bfin_cpu.
8986 (bfin_cpu_type): New declaration.
8987 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8988 -msim and -mcpu= options.
8989 (LIB_SPEC): Likewise.
8990 * config/bfin/bfin.c (bfin_cpu_type): Define.
8991 (bfin_handle_option): Handle -mcpu= option.
8992 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8993 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8994 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8996 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8998 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8999 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
9000 (powerpc-wrs-vxworksae): Use ${tm_file}.
9001 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
9002 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
9003 * config/i386/vx-common.h: New file.
9005 2007-04-12 Richard Sandiford <richard@codesourcery.com>
9007 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
9010 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
9012 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
9015 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
9019 * c-common.c (c_build_qualified_type): Set canonical type
9022 2007-04-12 Richard Guenther <rguenther@suse.de>
9024 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9025 lower bound and element size if lower bound is not zero
9026 or either of the ARRAY_REF operands is set.
9028 2007-04-12 Richard Guenther <rguenther@suse.de>
9030 PR tree-optimization/24689
9031 PR tree-optimization/31307
9032 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9034 * gimplify.c (canonicalize_addr_expr): To be consistent with
9035 gimplify_compound_lval only set operands two and three of
9036 ARRAY_REFs if they are not gimple_min_invariant. This makes
9037 it never at this place.
9038 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9040 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9042 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9043 null before emitting a .nsubspa directive.
9045 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9047 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9048 need_to_partition_p if there are no memory statements in the
9051 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9053 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9054 (gcd_of_steps_may_divide_p): New function.
9055 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9057 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9059 * reload.c (find_reloads_toplev, find_reloads_address,
9060 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9061 not a pointer equality test, to decide if we need to call
9062 push_reg_equiv_alt_mem.
9064 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9066 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9067 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9069 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9071 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9073 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9074 vector to be positive.
9076 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9080 * doc/invoke.texi: Document --params max-aliased-vops and
9082 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9083 debug_memory_partitions): Move to tree-flow.h
9084 * params.h (AVG_ALIASED_VOPS): Define.
9085 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9087 (mp_info_t): Likewise.
9088 (get_mem_sym_stats_for): New.
9089 (set_memory_partition): Move from tree-flow-inline.h.
9090 (mark_non_addressable): Only clear the set of symbols for the
9091 partition if it exists.
9092 (dump_memory_partitions): Move from tree-ssa-operands.c
9093 (debug_memory_partitions): Likewise.
9094 (need_to_partition_p): New.
9095 (dump_mem_ref_stats): New.
9096 (debug_mem_ref_stats): New.
9097 (dump_mem_sym_stats): New.
9098 (debug_mem_sym_stats): New.
9099 (update_mem_sym_stats_from_stmt): New.
9100 (compare_mp_info_entries): New.
9101 (mp_info_cmp): Call it.
9102 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9104 (get_mpt_for): Move from tree-ssa-operands.c.
9105 (find_partition_for): New.
9106 (create_partition_for): Remove.
9107 (estimate_vop_reduction): New.
9108 (update_reference_counts): New.
9109 (build_mp_info): New.
9110 (compute_memory_partitions): Refactor.
9111 Document new heuristic.
9112 Call build_mp_info, update_reference_counts,
9113 find_partition_for and estimate_vop_reduction.
9114 (compute_may_aliases): Populate virtual operands before
9115 calling debugging dumps.
9116 (delete_mem_sym_stats): New.
9117 (delete_mem_ref_stats): New.
9118 (init_mem_ref_stats): New.
9119 (init_alias_info): Call it.
9120 (maybe_create_global_var): Remove alias_info argument.
9121 Get number of call sites and number of pure/const call sites
9122 from gimple_mem_ref_stats().
9123 (dump_alias_info): Call dump_memory_partitions first.
9124 (dump_points_to_info_for): Show how many times a pointer has
9126 * opts.c (decode_options): For -O2 set --param
9127 max-aliased-vops to 500.
9128 For -O3 set --param max-aliased-vops to 1000 and --param
9129 avg-aliased-vops to 3.
9130 * fortran/options.c (gfc_init_options): Remove assignment to
9132 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9133 * tree-dfa.c (dump_variable): Dump memory reference
9135 Dump NO_ALIAS* settings.
9136 (referenced_var_lookup): Tidy.
9137 (mem_sym_stats): New.
9138 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9139 and ORIG are different SSA names for a memory partition.
9140 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9141 * tree-flow.h (struct mem_sym_stats_d): Define.
9142 (mem_sym_stats_t): Define.
9143 (struct mem_ref_stats_d): Define.
9144 (struct gimple_df): Add field mem_ref_stats.
9145 (enum noalias_state): Define.
9146 (struct var_ann_d): Add bitfield noalias_state.
9147 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9148 debug_mem_ref_stats, debug_memory_partitions,
9149 debug_mem_sym_stats): Declare.
9150 * tree-ssa-structalias.c (update_alias_info): Update call
9151 sites, pure/const call sites and asm sites in structure
9152 returned by gimple_mem_ref_stats.
9153 Remove local variable IS_POTENTIAL_DEREF.
9154 Increase NUM_DEREFS if the memory expression is a potential
9156 Call update_mem_sym_stats_from_stmt.
9157 If the memory references memory, call
9158 update_mem_sym_stats_from_stmt for all the direct memory
9159 symbol references found.
9160 (intra_create_variable_infos): Set noalias_state field for
9161 pointer arguments according to the value of
9162 flag_argument_noalias.
9163 * tree-ssa-structalias.h (struct alias_info): Remove fields
9164 num_calls_found and num_pure_const_calls_found.
9165 (update_mem_sym_stats_from_stmt): Declare.
9166 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9167 Set default value to 100.
9168 (PARAM_AVG_ALIASED_VOPS): Define.
9170 2007-04-11 Richard Guenther <rguenther@suse.de>
9173 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9174 a * -b + c as c - a * b if we honor sign dependent rounding.
9176 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9178 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9180 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9181 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9183 (initialize_trampoline): Don't use old-style function definition.
9184 (bfin_secondary_reload): Mark IN_P argument as unused.
9186 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9188 PR tree-optimization/31343
9189 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9190 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9191 * testsuite/gcc.dg/vect/pr31343.c: New.
9193 2007-04-10 Eric Christopher <echristo@apple.com>
9195 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9196 * config/i386/i386.md (*cmpfp0): Use.
9197 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9198 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9199 (fix_trunc<mode>_i386_fisttp): Ditto.
9200 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9201 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9202 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9203 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9204 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9205 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9206 (unnamed_splitters): Ditto.
9207 * config/i386/i386.c (output_fix_trunc): Assert that
9208 we're not being passed a TFmode operand.
9210 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9212 PR tree-optimization/31526
9213 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9214 n_basic_blocks to find newly added blocks.
9216 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9218 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9220 (fix_trunc<mode>si_sse): Ditto.
9221 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9222 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9223 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9224 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9225 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9226 expander using SSEMODEF mode macro.
9227 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9228 expander using SSEMODEF mode macro.
9229 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9230 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9231 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9232 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9233 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9234 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9235 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9236 Macroize insn using X87MODEF mode macro.
9238 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9240 * config/i386/sse.md (sse2_pinsrw): Removed.
9241 (sse2_pextrw): Renamed to ...
9242 (*sse2_pextrw): This.
9244 2007-04-09 Jan Hubicka <jh@suse.cz>
9247 * config/i386/sse.md
9248 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9249 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9250 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9251 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9253 2007-04-09 Jan Hubicka <jh@suse.cz>
9255 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9256 multiple fields of union.
9258 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9260 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9261 (create_preheaders): Check that loops are available.
9262 (fix_loop_structure): Clean up, improve comments.
9263 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9264 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9266 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9267 * predict.c (tree_estimate_probability): Do not call
9268 calculate_dominance_info. Call create_preheaders.
9269 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9270 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9272 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9273 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9274 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9275 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9278 2007-04-08 Jan Hubicka <jh@suse.cz>
9280 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9281 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9282 * fold-const.c (fold_unary): Use it.
9284 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9286 * varasm.c (assemble_variable): Remove call to
9287 lang_hooks.decls.prepare_assemble_variable.
9288 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9289 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9290 * langhooks.h (lang_hooks_for_decls): Remove
9291 prepare_assemble_variable.
9293 2007-04-08 Mike Stump <mrs@apple.com>
9295 * config/i386/i386.c: Use inc/dec on Core2.
9297 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9299 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9300 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9301 lhd_tree_inlining_end_inlining): Remove.
9302 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9303 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9305 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9306 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9307 lhd_tree_inlining_end_inlining): Remove prototypes.
9308 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9309 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9310 LANG_HOOKS_TREE_INLINING_START_INLINING,
9311 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9313 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9316 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9319 * config/avr/predicates.md (io_address_operand): Delete predicate.
9320 (low_io_address_operand): Don't use 'mode' argument.
9321 (higth_io_address_operand): Rename ...
9322 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9323 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9326 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9328 Revert change removing staticp.
9330 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9333 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9336 2007-04-07 Bruce Korb <bkorb@gnu.org>
9338 * c.opt: Add -Wformat-contains-nul.
9339 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9341 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9342 the NUL byte warning.
9344 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9346 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9348 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9350 * tree.c (staticp): No longer use staticp langhook.
9351 * langhooks.c (lhd_staticp): Removed.
9352 * langhooks.h (struct lang_hooks): Remove staticp.
9353 * c-common.c (c_staticp): Remove.
9354 * c-common.h (c_staticp): Ditto.
9355 * langhooks-defs.h (lhd_staticp): Ditto.
9356 (LHD_HOOKS_STATICP): Ditto
9357 * tree.h (gcc_assert_lowered): New macro.
9359 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9361 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9362 argument "reliable".
9363 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9364 Add argument "reliable". Propagate it through calls.
9365 (infer_loop_bounds_from_undefined): Derive number of iterations
9366 estimates from references in blocks that do not dominate loop latch.
9367 (gcov_type_to_double_int): New function.
9368 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9369 and expected_loop_iterations_unbounded.
9370 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9371 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9372 * tree-data-ref.c (estimated_loop_iterations): Export.
9373 (get_references_in_stmt): Fix -- do not return addresses of local
9375 * cfgloop.h (expected_loop_iterations_unbounded,
9376 estimated_loop_iterations): Declare.
9378 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9380 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9382 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9384 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9385 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9386 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9387 Use output_387_reg_move().
9388 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9389 expander using X87MODEF12 mode macro.
9390 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9391 choosing register preferences. Use output_387_reg_move().
9392 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9393 instead of "x". Use output_387_reg_move().
9394 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9395 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9396 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9397 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9398 Use output_387_reg_move().
9399 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9401 (*truncxf?f_i387 splitter): Ditto.
9403 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9405 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9406 LANG_HOOKS_SAFE_FROM_P.
9407 * expr.c (safe_from_p): Remove langhook call.
9408 * langhooks.h (lang_hooks): Remove safe_from_p.
9409 (lhd_safe_from_p): Remove prototype.
9410 * langhooks.c (lhd_safe_from_p): Remove.
9412 2007-04-06 Jan Hubicka <jh@suse.cz>
9414 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9417 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9419 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9420 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9421 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9422 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9424 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9425 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9427 2007-04-05 Richard Henderson <rth@redhat.com>
9429 * config/alpha/alpha.c (print_operand) [+]: Remove.
9430 (alpha_end_function): Print nop if call at end of function.
9431 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9432 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9433 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9434 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9435 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9436 the call pattern. Update peepholes to match.
9438 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9440 * doc/extend.texi (Other Builtins): Add decimal float variants
9442 * builtins.def: Ditto.
9443 * builtins.c (expand_builtin): Ditto.
9445 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9446 H.J. Lu <hongjiu.lu@intel.com>
9449 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9450 of V8HImode when calling ix86_binary_operator_ok.
9451 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9452 (sdot_prodv8hi): Operands 1 and 2 must be register.
9454 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9456 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9457 initialize align to silence bogus warning.
9459 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9462 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9464 (struct sra_walk_fns): Remove use_all parameter from use.
9465 (sra_hash_tree): Handle BIT_FIELD_REFs.
9466 (sra_elt_hash): Don't hash bitfld blocks.
9467 (sra_elt_eq): Skip them in parent compares as well. Handle
9469 (sra_walk_expr): Don't maintain or pass down use_all_p.
9470 (scan_use): Remove use_all parameter.
9471 (scalarize_use): Likewise. Re-expand assignment to
9472 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9473 output, and re-scalarize after output. Don't mark anything
9475 (scalarize_ldst): Adjust.
9476 (scalarize_walk_gimple_modify_statement): Likewise.
9477 (build_element_name_1): Handle BIT_FIELD_REFs.
9478 (instantiate_element): Don't warn for any element whose parent
9480 (instantiate_missing_elements_1): Return the sra_elt.
9481 (canon_type_for_field): New.
9482 (try_instantiate_multiple_fields): New.
9483 (instantiate_missing_elemnts): Use them.
9484 (mark_no_warning): Removed.
9485 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9486 (REPLDUP, sra_build_elt_assignment): New.
9487 (generate_copy_inout): Use them.
9488 (generate_element_copy): Likewise. Handle bitfld differences.
9489 (generate_element_zero): Don't recurse for blocks. Use
9490 sra_build_elt_assignment.
9491 (generate_one_element_int): Take elt instead of var. Use
9492 sra_build_elt_assignment.
9493 (generate_element_init_1): Adjust.
9494 (scalarize_use, scalarize_copy): Use REPLDUP.
9495 (scalarize_ldst): Move assert before dereference.
9496 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9498 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9500 * regmove.c: Fix unused variable warnings due to previous commit.
9502 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9504 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9505 (regmove_bb_head): Remove.
9506 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9507 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9508 problems with fixup_match_1.
9509 Don't initialize/free regmove_bb_head.
9511 (reg_is_remote_constant_p): If an insn is in the same basic block
9512 but not before INSN, consider it remote, too.
9514 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9517 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9518 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9520 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9522 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9523 (CONDITIONAL_REGISTER_USAGE): Likewise.
9525 2007-04-04 Richard Henderson <rth@redhat.com>
9527 * config/alpha/lib1funcs.asm: Remove unused file.
9529 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9532 * opts.c (print_specific_help): Fix --help=<language>
9534 (common_handle_option): Support --help=common.
9536 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9539 * gcc.c (main): Do not run the linker if
9540 print_subprocess_help indicates that it shouldn't be
9543 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9546 * doc/invoke.texi (--help=): Document <languages> value, fix
9547 formatting in tables of values.
9549 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9551 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9552 dllimport attribute of virtual methods.
9554 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9556 * config/score/crti.asm: Change _bss_start to __bss_start.
9557 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9558 (OUTGOING_REG_PARM_STACK_SPACE) update.
9559 * config/score/score.opt: add options to make backend support
9560 score5, score5u, score7 and score7d.
9561 * config/score/score.md: Likewise.
9562 * config/score/misc.md: Likewise.
9563 * config/score/mac.md: Likewise.
9564 * doc/invoke.texi: Likewise.
9565 * doc/md.texi: update constraints define.
9567 2007-04-03 Richard Henderson <rth@redhat.com>
9569 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9570 an appropriate type, use the mode instead.
9572 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9574 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9575 Set the default --with-arch setting to mips2.
9576 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9577 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9578 (MULTILIB_OSDIRNAMES): Delete.
9579 (MULTILIB_DIRNAMES): Define.
9580 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9581 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9582 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9583 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9584 VXWORKS_OS_CPP_BUILTINS.
9585 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9586 (MIPS_DEBUGGING_INFO): Undefine.
9587 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9589 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9592 * fold-const.c (native_encode_real): Encode real.c provided longs
9593 as a series of 32-bit native integers.
9594 (native_interpret_real): Interpret buffer as a series of 32-bit
9597 2007-04-03 Richard Guenther <rguenther@suse.de>
9599 * genpreds.c (write_insn_constraint_len): Write function
9600 optimized for CONSTRAINT_LEN implementation.
9601 (write_tm_preds_h): Output insn_constraint_len inline and
9602 use it for CONSTRAINT_LEN.
9603 (write_insn_preds_c): Don't output insn_constraint_len.
9604 * doc/md.texi (define_register_constraint): Document multi-letter
9605 constraints shall have the same length if they start with the same
9608 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9611 * config/i386/i386.md (isinf<mode>2): Expand only when
9612 TARGET_C99_FUNCTIONS is set.
9614 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9616 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9617 (x86_64-*-linux*): Ditto.
9618 * config/i386/i386.opt (mpc): New option.
9619 * config/i386/i386.c (overrride_options): Handle
9620 ix87_precision_string.
9621 * config/i386/crtprec.c: New file.
9622 * config/i386/t-crtpc: Ditto.
9623 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9625 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9626 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9627 crtprec32.o, crtprec64.o and crtprec80.o.
9629 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9631 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9633 2007-04-02 Eric Christopher <echristo@apple.com>
9635 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9636 limitations on darwin.
9638 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9641 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9643 2007-04-02 Dave Korn <dave.korn@artimi.com>
9645 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9647 2007-04-02 Dave Korn <dave.korn@artimi.com>
9649 * libgcc2.h (exception_descriptor): Don't forward-declare.
9650 (__get_eh_table_language, __get_eh_table_version): Delete
9651 prototypes of long-dead functions.
9653 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9655 * ebitmap.h: New file
9656 * ebitmap.c: New file
9657 * Makefile.in (ebitmap.o): New target.
9659 2007-04-01 Jan Hubicka <jh@suse.cz>
9661 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9662 before very first instruction.
9664 2007-04-01 Jan Hubicka <jh@suse.cz>
9666 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9667 waring on 64bit hosts.
9668 * bitmap.h: Fix typo in bitmap_head_def.
9670 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9672 PR rtl-optimization/31391
9673 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9674 into a DELETED_LABEL note, and the label is in an empty basic
9675 block, update BB_END as well as BB_HEAD.
9677 2007-04-01 Richard Henderson <rth@redhat.com>
9679 PR tree-optimization/31169
9680 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9681 to varying if the range is outside [0, prec-1].
9683 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9686 * config/mips/mips.md (load_const_gp): New insn.
9687 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9688 the MIPS16 GP pseudo register if no_new_pseudos.
9689 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9691 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9694 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9696 (call_value): Likewise.
9698 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9699 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9702 * doc/invoke.texi: (optimization options): Reword description
9703 of -ffast-math. Document its primary purpose.
9705 2007-03-31 Richard Guenther <rguenther@suse.de>
9707 * omp-low.c (splay-tree.h): Include.
9708 (lookup_decl): Replace splay-tree usage by pointer-map.
9709 (maybe_lookup_decl): Likewise.
9710 (new_omp_context): Likewise.
9711 (delete_omp_context): Likewise.
9712 * gimplify.c (splay-tree.h): Include.
9713 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9715 (remap_ssa_name): Likewise.
9716 (remap_decl): Likewise.
9717 (remap_type_1): Likewise.
9718 (remap_type): Likewise.
9719 (copy_body_r): Likewise.
9720 (expand_call_inline): Likewise.
9721 (clone_body): Likewise.
9722 (copy_tree_r): Likewise.
9723 (remap_save_expr): Likewise.
9724 (unsave_r): Likewise.
9725 (unsave_expr_now): Likewise.
9726 (tree_function_versioning): Likewise.
9727 (build_duplicate_type): Likewise.
9728 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9729 (struct copy_body_data): Replace splay-tree by pointer-map.
9730 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9731 not $(SPLAY_TREE_H).
9732 (gimplify.o): Depend on $(SPLAY_TREE_H).
9733 (omp-low.p): Likewise.
9735 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9737 * config/avr/predicates.md (even_register_operand,
9738 odd_register_operand): New predicates.
9739 * config/avr/avr.md (movw peephole2): New.
9740 (movw_r peephole2): New.
9742 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9744 * tree.h (get_signed_or_unsigned_type): New.
9745 * fold-const.c (operand_equal_for_comparison_p): Use
9746 get_signed_or_unsigned_type instead of
9747 lang_hooks.types.signed_or_unsigned_type.
9748 * expr.c (store_expr): Ditto.
9749 * langhooks.c (get_signed_or_unsigned_type): New.
9750 (lhd_signed_or_unsigned_type): New.
9751 * langhooks.h (lhd_signed_or_unsigned_type): New.
9752 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9754 2007-03-30 Richard Henderson <rth@redhat.com>
9756 * tree-ssa-loop-ivopts.c: Include target.h.
9757 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9758 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9759 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9760 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9762 2007-03-30 Richard Henderson <rth@redhat.com>
9763 Kai Tietz <kai.tietz@onevision.com>
9765 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9767 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9768 (TARGET_64BIT_MS_ABI): New.
9769 (DBX_REGISTER_NUMBER): Handle 64-bit.
9770 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9771 (LONG_TYPE_SIZE): Force to 32.
9772 (REG_PARM_STACK_SPACE): New.
9773 (OUTGOING_REG_PARM_STACK_SPACE): New.
9774 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9775 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9776 (STACK_BOUNDARY): Use 128 for 64-bit.
9777 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9778 Add 64-bit implementation.
9779 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9781 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9782 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9783 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9784 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9785 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9786 TARGET_64BIT_MS_ABI.
9787 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9788 (ix86_pass_by_reference): Likewise.
9789 (ix86_function_value_regno_p): Likewise.
9790 (ix86_build_builtin_va_list): Likewise.
9791 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9792 (function_arg_advance_ms_64): New.
9793 (function_arg_advance): Call it.
9794 (function_arg_ms_64): New.
9795 (function_arg): Call it.
9796 (function_value_ms_64): New.
9797 (ix86_function_value_1): Call it.
9798 (return_in_memory_ms_64): New.
9799 (ix86_return_in_memory): Call it.
9800 (setup_incoming_varargs_ms_64): New.
9801 (ix86_setup_incoming_varargs): Call it.
9802 (ix86_expand_prologue): Handle 64-bit stack probing.
9803 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9804 (output_pic_addr_const): Likewise.
9805 (x86_this_parameter): Likewise.
9806 (x86_output_mi_thunk): Likewise.
9807 (x86_function_profiler): Likewise.
9808 (TARGET_STRICT_ARGUMENT_NAMING): New.
9809 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9810 (TARGET_64BIT_MS_ABI): New.
9811 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9812 * config/i386/i386.md (allocate_stack_worker): Remove.
9813 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9814 describe the clobber of eax without a match_scratch.
9815 (allocate_stack_worker_postreload): Remove.
9816 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9817 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9818 (allocate_stack_worker_rex64_postreload): Remove.
9819 (allocate_stack): Handle 64-bit.
9820 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9821 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9822 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9823 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9824 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9825 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9826 * config.build (x86_64-*-mingw*): New host.
9827 * config.host (x86_64-*-mingw*): New host.
9828 * config.gcc (x86_64-*-mingw*): New target.
9829 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9831 2007-03-30 Richard Henderson <rth@redhat.com>
9832 Kai Tietz <kai.tietz@onevision.com>
9834 * c-pragma.c (struct def_pragma_macro_value): New.
9835 (struct def_pragma_macro): New.
9836 (pushed_macro_table): New.
9837 (dpm_hash, dpm_eq): New.
9838 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9839 (init_pragma): Install them.
9840 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9842 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9844 * config/avr/avr.c (avr_override_options): Clear
9845 'flag_delete_null_pointer_checks'.
9847 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9850 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9851 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9852 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9853 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9854 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9855 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9856 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9858 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9860 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9862 * regmove.c: Move all of pass_stack_adjustments from here...
9863 * combine-stack-adj.c: ...to this new file.
9864 * Makefile.in: Add rules for combine-stack-adj.o.
9866 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9868 PR tree-optimization/31383
9869 * tree-data-ref.c (affine_function_equal_p): Do not require the
9870 vectors to have the same length.
9872 2007-03-30 Jan Hubicka <jh@suse.cz>
9875 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9876 availablility; add more sanity checking; ask varpool only about
9879 2007-03-29 Richard Henderson <rth@redhat.com>
9881 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9882 to decide, but __SIZEOF_LONG_LONG__.
9884 2007-03-29 Richard Henderson <rth@redhat.com>
9886 * emutls.c (struct __emutls_array): New.
9887 (emutls_destroy): Use it instead of casting element 0 from void*.
9888 (__emutls_get_address): Likewise.
9890 2007-03-29 Richard Henderson <rth@redhat.com>
9892 * varasm.c (initializer_constant_valid_p): Don't deny
9893 DECL_DLLIMPORT_P on functions.
9895 * config/i386/cygming.h: Remove function declarations.
9896 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9897 (ASM_OUTPUT_LABELREF): Remove.
9898 (COMMON_ASM_OP): Remove.
9899 (ASM_OUTPUT_COMMON): Remove.
9900 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9901 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9902 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9903 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9904 Rename from TARGET_ENCODE_SECTION_INFO.
9905 * config/i386/netware.h: Likewise.
9906 * config/i386/i386-protos.h: Update.
9907 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9908 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9909 (legitimate_constant_p): Reject dllimports.
9910 (dllimport_map, get_dllimport_decl): New.
9911 (legitimize_dllimport_symbol): New.
9912 (legitimize_address, ix86_expand_move): Use it.
9913 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9914 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9915 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9916 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9917 * config/i386/predicates.md (constant_call_address_operand): Only
9918 accept symbols; reject dllimport_p symbols.
9919 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9920 i386_pe_maybe_record_exported_symbol.
9921 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9922 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9923 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9924 trust the setting of DECL_DLLIMPORT_P.
9925 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9926 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9927 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9928 tidy the argument scanning loop.
9929 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9930 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9931 (i386_pe_strip_name_encoding): Remove.
9932 (i386_pe_binds_local_p): New.
9933 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9934 (i386_pe_output_labelref): Remove.
9935 (i386_pe_asm_output_aligned_decl_common): New.
9936 (i386_pe_maybe_record_exported_symbol): Rename from
9937 i386_pe_record_exported_symbol; check for dllexported symbols.
9939 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9941 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9942 add comment explaining why vsnprintf cannot be used.
9944 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9946 PR tree-optimization/30666
9947 * tree.c (build_complex_type): When creating type names for DWARF2
9948 debug info, create TYPE_DECLs for TYPE_NAME instead of
9950 (build_common_tree_nodes_2): Use build_complex_type when building
9951 predefined complex types, to preserve canonical types.
9953 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9955 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9956 (noce_get_alt_condition): Look at it to determine whether to
9957 reverse the condition or not.
9958 (noce_get_condition): Substitute the truth for lies.
9959 (noce_find_if_block): Set the then_else_reversed field.
9961 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9963 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9964 destination of this insn.
9965 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9966 than calling gen_rtx_SET directly. Use r0 to hold the value of
9967 'address + 4' rather than a stack based temporary which can be
9970 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9972 * config/s390/s390.c (s390_secondary_input_reload_class,
9973 s390_secondary_output_reload_class): Functions removed.
9974 (s390_secondary_reload): New function.
9975 (TARGET_SECONDARY_RELOAD): Target macro defined.
9976 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9977 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9978 * config/s390/s390.md ("reload_outti", "reload_outdi",
9979 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9980 "reload_out<mode>"): Expanders removed.
9981 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9982 "reload<mode>_nonoffmem_out"): Expanders added.
9984 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9986 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9987 action if SRC->DEST replacement failed anyway.
9989 2007-03-28 Mike Stump <mrs@apple.com>
9991 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9992 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9993 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9995 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9997 * config.gcc: Accept barcelona as a variant of amdfam10.
9998 * config/i386/i386.c (override_options): Likewise.
9999 * doc/invoke.texi: Likewise.
10001 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
10003 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
10004 offsets for BIT_FIELD_REF and COMPONENT_REF.
10006 2007-03-28 Richard Guenther <rguenther@suse.de>
10008 * tree.c (is_global_var): Move ...
10009 * tree-flow-inline.h (is_global_var): ... here.
10010 * tree.h (is_global_var): Remove declaration.
10012 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
10014 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
10016 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
10017 * config/i386/i386.c (ix86_tune_features): Initialize new
10019 * config/i386/predicates.md (promotable_binary_operator): Use
10020 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10022 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10025 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10027 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10029 * config/fr30/fr30.md (movsi_internal): Change destination
10030 constraint from m to V and add m to the end.
10032 2007-03-28 Christian Bruel <christian.bruel@st.com>
10034 * config/sh/sh.md (movsi_i): Fix type attribute.
10036 2007-03-28 Christian Bruel <christian.bruel@st.com>
10038 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10039 (movsf_ie): Likewise.
10041 2007-03-28 Christian Bruel <christian.bruel@st.com>
10043 * config.gcc: Add sh4-300 to multilib.
10044 * config/sh/t-mlib-sh4-300: New file.
10046 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10048 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10049 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10050 fix_trunc<mode>di2.
10051 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10052 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10053 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10054 "fixuns_trunctddi2"): Whitespace fix.
10056 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10058 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10059 the definition of struct sh_args.
10060 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10061 CALL_COOKIE_INT_REG_GET): Likewise.
10063 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10065 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10066 transformations are applied successfully.
10068 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10070 * tree.c (tree_contains_struct): Permit 512 tree codes.
10071 * tree.h (tree_contains_struct): Ditto.
10072 (MAX_TREE_CODES): Ditto.
10073 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10074 SPARE member to store remaining padding bits.
10076 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10078 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10081 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10083 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10084 * configure: Regenerate.
10086 * configure: Regenerate using the correct version of autoconf.
10088 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10090 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10092 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10093 regs to "__SP_L__" and "__SP_H__".
10095 2007-03-27 Richard Guenther <rguenther@suse.de>
10097 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10098 computations with it with a HOST_WIDE_INT variable.
10100 2007-03-26 Mike Stump <mrs@apple.com>
10102 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10103 objective-c-header, objective-c++-header and objc++-cpp-output
10105 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10107 2007-03-26 Richard Henderson <rth@redhat.com>
10110 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10111 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10112 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10113 IX86_BUILTIN_PSRLQ128): New.
10114 (ix86_init_mmx_sse_builtins): Add them.
10115 (ix86_expand_builtin): Expand them.
10116 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10117 operand 2 be TImode.
10118 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10119 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10120 _mm_srli_epi64): Mark __B const.
10121 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10122 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10123 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10124 new two-vector shift builtins.
10126 2007-03-26 Ian Lance Taylor <iant@google.com>
10128 PR tree-optimization/31345
10129 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10130 [+INF, +INF(OVF)] into VARYING.
10132 2007-03-26 Zack Weinberg <zackw@panix.com>
10134 * gengtype-parse.c: New file.
10135 * gengtype-yacc.y: Delete.
10136 * gengtype-lex.l: Don't include gengtype-yacc.h.
10137 Define YY_DECL and yyterminate appropriately for recursive
10138 descent parser. yylval is now a string out-parameter to yylex.
10139 (HWS, EOID): New shorthand.
10140 (IWORD): Add a couple more types.
10141 (yylex): Add a setup stanza. Remove the complex rules for
10142 detecting GTY'ed types and typedefs; replace with simple
10143 keyword detectors. Adjust everything for the changed
10144 definition of yylval. Ignore all pp-directives, not just #define.
10146 (parse_file): Rename yybegin; do not call yyparse.
10148 * gengtype.c (xasprintf): Export again.
10149 (this_file): New. Use everywhere __FILE__ was being used.
10150 (get_lang_bitmap): Special case types defined in gengtype.c.
10151 (do_typedef, new_structure): Suppress definition of certain types.
10152 (new_structure): Improve diagnostics of duplicate definitions.
10153 Make sure location_s is associated with input.h.
10154 (nreverse_pairs, define_location_structures): New functions.
10155 (main): Improve tagging of kludge types. Remove old kludges
10156 for input.h types; use define_location_structures.
10157 * gengtype.h: Update prototypes. Define token codes here.
10158 * Makefile.in: Remove all references to gengtype-yacc.
10159 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10161 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10162 add GTY((skip)) to the field that's only conditionally there.
10163 * doc/install.texi: Document that Bison is no longer required
10164 unless building treelang.
10166 * gengtype.c: Don't include gtyp-gen.h.
10167 (srcdir): Declare here.
10168 (base_files, lang_dir_names): Allocate dynamically.
10169 (gt_files, num_gt_files, num_lang_dirs): New globals.
10170 (measure_input_list, read_input_line, read_input_list)
10171 (set_lang_bitmap): New functions.
10172 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10173 simplify, relying on read_input_list to set up the bitmaps.
10174 (main): Arguments are no longer unused. Check for correct number
10175 of command line arguments, set srcdir and srcdir_len, then call
10176 read_input_list, before doing anything else. No need to worry
10177 about duplicates in main loop.
10178 * configure.ac: Simplify the calculation of all_gtfiles.
10179 Put language tags in there. Don't set or substitute
10180 all_gtfiles_files_langs or all_gtfiles_files_frags.
10181 * Makefile.in: Revamp the way gengtype is invoked, now that it
10182 takes a file on its command line with a much simpler format.
10183 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10184 (GTFILES): Remove duplicates and C source files.
10185 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10186 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10187 * configure: Regenerate.
10189 * gengtype.h: Remove all type definitions to gengtype.c; leave
10190 only definitions of options_p, type_p, and pair_p as opaque
10191 pointers. Update prototypes.
10192 * gengtype.c: Many type definitions moved here from gengtype.h.
10193 Consolidate type definitions at the top of the file.
10194 (xvasprintf): Delete.
10195 (xasprintf): Make static.
10196 (create_nested_pointer_option): Add 'next' parameter.
10197 (create_field_all, create_field_at): New functions.
10198 (create_field): Now a thin wrapper around create_field_all.
10199 (create_optional_field): Rename create_optional_field_ and add
10200 line argument. Original name is now a macro which supplies
10202 (oprintf): Use vsnprintf directly.
10203 (close_output_files): Use fatal rather than perror/exit.
10204 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10205 (main): Set progname. Don't use exit.
10206 * gengtype-yacc.y (struct_fields): Use create_field_at.
10207 (option, optionseqopt): Delete.
10208 (optionseq): Consolidate productions from option here so we
10209 can use the first argument to create_option.
10211 * gengtype-lex.l: Distinguish unions from structures in the
10212 token type. Don't call find_structure; return the tag as a string.
10213 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10214 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10215 string. Reorganize typedef_struct production accordingly.
10216 Use create_nested_ptr_option.
10217 * gengtype.c (create_nested_ptr_option): New function.
10218 * gengtype.h: Declare it.
10220 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10221 (string_type): Don't declare.
10222 (do_scalar_typedef): Declare.
10223 (create_scalar_type): Update prototype.
10224 * gengtype.c (string_type): Make static.
10225 (scalar_nonchar, scalar_char): New.
10226 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10227 (resolve_typedef): Use scalar_nonchar for error recovery.
10228 (create_scalar_type): Remove name_len field. Return scalar_char
10229 or scalar_nonchar as appropriate.
10230 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10231 to use string_type.
10232 (throughout): Use scalar_nonchar instead of calling
10233 create_scalar_type, whenever possible.
10234 (main): Initialize scalar_char and scalar_nonchar before calling
10236 * gengtype-lex.l: Adjust for removal of second argument to
10237 create_scalar_type. Use yylval.s instead of yylval.t when
10239 * gengtype-yacc.y: Type of SCALAR is string. Call
10240 create_scalar_type from type:SCALAR rule. Adjust for removal of
10241 second argument to create_scalar_type.
10243 * vec.h: Remove all #if IN_GENGTYPE blocks.
10244 Add comment saying that changes may require adjustments to gengtype.
10245 * gengtype.c: Don't include coretypes.h or tm.h.
10246 Add comment to inclusion of errors.h.
10247 (note_def_vec, note_def_vec_alloc): New functions.
10248 * gengtype.h: Declare new functions.
10249 * gengtype-lex.l: Don't include coretypes.h.
10250 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10252 (update_lineno): Remove unnecessary prototype.
10253 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10254 (VEC rule): Just return VEC_TOKEN.
10255 * gengtype-yacc.y (VEC_TOKEN): New token type.
10256 (type): Add a production for VEC(a,b).
10257 * Makefile.in: Update dependencies.
10259 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10260 typedefs that use the old PARAMS macro.
10262 * gengtype-lex.l: Remove all rules and states relating to yacc
10264 * gengtype-yacc.y: Similarly.
10265 * gengtype.c (note_yacc_type): Delete function.
10266 * gengtype.h: Update prototypes.
10268 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10270 * tree-pretty-print.c (dump_generic_node): Report precision of
10271 unnamed integer types.
10273 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10275 * ifcvt.c (noce_try_store_flag_constants): Don't check
10276 no_new_pseudos here.
10277 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10278 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10279 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10280 noce_try_sign_mask): Likewise.
10281 (if_convert): Check no_new_pseudos here.
10283 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10285 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10286 (noce_get_condition): Handle new then_else_reversed argument.
10287 (noce_init_if_info): Remove, fold into noce_find_if_block.
10288 (noce_process_if_block): Take a struct noce_if_info as the
10289 argument. Don't set up one based on ce_if_info. Update pointer
10290 references accordingly.
10291 (cond_move_process_if_block): Likewise.
10292 (process_if_block): Removed.
10293 (find_if_block): Removed. Move functionality two new functions,
10294 noce_find_if_block and cond_exec_find_if_block.
10295 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10296 blocks and the symmetric IF-ELSE-JOIN case.
10297 (cond_exec_find_if_block): Also new function mostly based on old
10298 find_if_block and process_if_block.
10299 (find_if_header): Replace find_if_block call with separately
10300 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10301 (find_cond_trap): Update noce_get_condition call.
10302 (dead_or_predicable): Likewise.
10304 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10306 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10308 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10309 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10310 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10311 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10312 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10313 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10314 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10315 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10316 __builtin_ia32_psrad128 builtins.
10318 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10320 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10321 * config/i386/constraints.md
10322 (define_constraint "I"): Use IN_RANGE macro.
10323 (define_constraint "J"): Ditto.
10324 (define_constraint "K"): Ditto.
10325 (define_constraint "M"): Ditto.
10326 (define_constraint "N"): Ditto.
10327 (define_constraint "O"): Ditto.
10328 * config/i386/predicates.md
10329 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10330 (define_predicate "const_0_to_3_operand"): Ditto.
10331 (define_predicate "const_0_to_7_operand"): Ditto.
10332 (define_predicate "const_0_to_15_operand"): Ditto.
10333 (define_predicate "const_0_to_63_operand"): Ditto.
10334 (define_predicate "const_0_to_255_operand"): Ditto.
10335 (define_predicate "const_1_to_31_operand"): Ditto.
10336 (define_predicate "const_2_to_3_operand"): Ditto.
10337 (define_predicate "const_4_to_7_operand"): Ditto.
10339 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10341 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10342 in SImode for save_world.
10343 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10346 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10348 PR tree-optimization/30784
10349 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10352 2007-03-25 Revital Eres <eres@il.ibm.com>
10354 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10355 Fold movement_possibility function into it.
10357 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10359 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10360 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10361 (call_indirect_nonlocal_darwin64): Same.
10362 (call_nonlocal_darwin64): Same.
10363 (call_value_indirect_nonlocal_darwin64): Same.
10364 (call_value_nonlocal_darwin64): Same.
10365 (sibcall_nonlocal_darwin64): Same.
10366 (sibcall_value_nonlocal_darwin64): Same.
10367 (sibcall_symbolic_64): Same.
10368 (sibcall_value_symbolic_64): Same.
10369 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10371 (rs6000_emit_load_toc_table): Same.
10372 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10373 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10375 (divss_call): Same.
10376 (divus_call): Same.
10377 (quoss_call): Same.
10378 (quous_call): Same.
10379 (load_toc_v4_pic_si): Same
10380 (load_toc_v4_PIC_1): Same.
10381 (load_toc_v4_PIC_1b): Same.
10382 (call_indirect_aix{32,64}): Same.
10383 (call_value_indirect_aix{32,64}): Same.
10385 (call_value): Same.
10386 (call_local{32,64}): Same.
10387 (call_value_local{32,64}): Same.
10388 (call_indirect_nonlocal_aix{32,64}): Same.
10389 (call_nonlocal_aix{32,64}): Same.
10390 (call_value_indirect_nonlocal_aix{32,64}): Same.
10391 (call_value_nonlocal_aix{32,64}): Same.
10392 (call_indirect_nonlocal_sysv<mode>): Same.
10393 (call_nonlocal_sysv<mode>): Same.
10394 (call_value_indirect_nonlocal_sysv<mode>): Same.
10395 (call_value_nonlocal_sysv<mode>): Same.
10397 (sibcall_local{32,64}): Same.
10398 (sibcall_value_local{32,64}): Same.
10399 (sibcall_nonlocal_aix{32,64}): Same.
10400 (sibcall_value_nonlocal_aix{32,64}): Same.
10401 (sibcall_nonlocal_sysv<mode>): Same.
10402 (sibcall_value): Same.
10403 (sibcall_value_nonlocal_sysv<mode>): Same.
10405 2007-03-24 Paul Brook <paul@codesourcery.com>
10407 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10408 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10410 2007-03-24 Richard Henderson <rth@redhat.com>
10412 * config/ia64/constraints.md: New file.
10413 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10414 satisfies_constraint_?.
10415 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10416 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10417 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10418 ia64_output_mi_thunk): Likewise.
10419 (ia64_const_ok_for_letter_p): Remove.
10420 (ia64_const_double_ok_for_letter_p): Remove.
10421 (ia64_extra_constraint): Remove.
10422 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10423 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10424 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10425 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10426 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10427 EXTRA_MEMORY_CONSTRAINT): Remove.
10428 * config/ia64/ia64.md: Include constriants.md. Replace
10429 CONST_OK_FOR_? with satisfies_constraint_?.
10431 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10432 H.J. Lu <hongjiu.lu@intel.com>
10434 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10436 (name macros): Use DPD_BID_NAME to convert names properly.
10438 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10439 decimal floating point format.
10440 (init_floating_libfuncs): Change decimal functions so that they
10441 have a "bid_" prefix if the decimal system uses the BID format,
10442 and "dpd_" prefix if the decimal system uses the DPD format.
10443 (init_interclass_conv_libfuncs): Ditto.
10444 (init_intraclass_conv_libfuncs): Ditto.
10446 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10447 using the BID format.
10449 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10450 whether we are using the BID decimal format.
10451 * configure: Regenerate.
10453 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10454 the compiler has decimal floating point enabled. Define
10455 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10458 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10459 using the BID format.
10461 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10462 whether we are using the BID decimal format.
10463 * configure: Regenerate.
10465 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10466 the compiler has decimal floating point enabled. Define
10467 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10470 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10471 options, and that it is enabled for i386/x86_64 systems.
10473 * Makefile.in (enable_decimal_float): New.
10475 (DECNUMINC): Add -I$(DECNUMFMT).
10476 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10477 to $(DECNUMFMT) from $(DECNUM).
10479 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10480 Substitute enable_decimal_float.
10481 * configure: Regenerated.
10484 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10487 * configure.ac: Enable decimal float for x86_64-*-linux*.
10488 * configure: Regenerated.
10491 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10492 decimal128ClearSign to flip and clear the sign bit in decimal128.
10493 (decimal_real_maxval): Set decimal128SetSign to set the sign
10496 2007-03-23 Ian Lance Taylor <iant@google.com>
10498 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10500 2007-03-23 Ian Lance Taylor <iant@google.com>
10502 * tree-dump.c (dump_files): Correct comment.
10504 2007-03-23 Ian Lance Taylor <iant@google.com>
10506 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10508 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10510 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10511 in cfglayout mode. Don't go into and out of cfglayout mode.
10512 Link the blocks in the order of the constructed traces.
10513 (rest_of_handle_tracer): Adjust call to tracer.
10514 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10515 Don't go into cfglayout mode.
10516 (rtl_loop_done): Don't go out of cfglayout mode.
10517 * cfglayout.c (relink_block_chain): New function, split out from...
10518 (fixup_reorder_chain): ...here. Remove redundant checking.
10519 (cfg_layout_finalize): Don't clear the header, footer, and aux
10520 fields here, move the code to do so to relink_block_chain. Likewise
10521 for free_original_copy_tables.
10522 * rtl.h (tracer): Update prototype.
10523 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10524 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10525 mode. Use relink_block_chain to serialize the CFG according to the
10526 new basic block order. Move targetm.cannot_modify_jumps_p check from
10528 (gate_handle_reorder_blocks): ...to here.
10529 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10531 (gate_duplicate_computed_gotos): ...to here.
10532 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10533 something always changes when going into and out of cfglayout mode.
10534 Perform an expensive cfg cleanup while going into cfglayout mode.
10535 Always update liveness information on HAVE_conditional_execution
10536 targets. Reserialize the basic blocks and go out of cfglayout mode.
10537 * reg-stack.c: Include cfglayout.h.
10538 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10539 the call to reorder_basic_blocks.
10540 * basic-block.h (reorder_basic_blocks): Update prototype.
10541 (relink_block_chain): New prototype.
10542 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10544 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10546 * config/mips/mips.md (type, hazard, *movdi_32bit,
10547 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10548 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10549 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10550 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10551 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10553 (movcc): Change first xfer to multi.
10554 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10555 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10556 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10557 config/mips/generic.md: Change reservations using "xfer" to use
10559 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10560 using match_operand.
10561 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10562 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10564 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10566 2007-03-22 Richard Henderson <rth@redhat.com>
10568 * config/i386/i386.c: Remove unnecessary function declarations.
10569 Move targetm definition, and all related macros, to the end of
10570 the file. Resort some functions to put definitions before uses.
10571 (ix86_attribute_table): Make static. Move to end of file.
10572 (ix86_gimplify_va_arg): Make static.
10574 2007-03-22 Richard Henderson <rth@redhat.com>
10576 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10577 don't increase local_regparm with force_align_arg_pointer check.
10578 (ix86_function_sseregparm): Assert 32-bit.
10579 (type_has_variadic_args_p): New.
10580 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10581 type_has_variadic_args_p.
10582 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10583 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10584 use memset instead. Do maybe_vaarg check first; skip attribute
10585 tests if true; skip attribute tests for 64-bit.
10586 (construct_container): Remove TARGET_DEBUG_ARG.
10587 (function_arg_advance_32, function_arg_advance_64): Split out ...
10588 (function_arg_advance): ... from here.
10589 (function_arg_32, function_arg_64): Split out ...
10590 (function_arg): ... from here.
10591 (ix86_pass_by_reference): Tidy.
10592 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10593 (function_value_32): New, from parts of ix86_function_value
10594 and ix86_value_regno.
10595 (function_value_64): New, from parts of ix86_function_value
10596 and ix86_libcall_value.
10597 (ix86_function_value_1): New.
10598 (ix86_function_value, ix86_libcall_value): Use it.
10599 (return_in_memory_32, return_in_memory_64): Split out ...
10600 (ix86_return_in_memory): ... from here.
10601 (ix86_struct_value_rtx): Skip for 64-bit.
10602 (ix86_libcall_value, ix86_value_regno): Remove.
10603 (setup_incoming_varargs_64): Split out ...
10604 (ix86_setup_incoming_varargs): ... from here.
10605 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10606 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10607 * config/i386/i386-protos.h (ix86_function_value): Remove.
10608 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10610 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10613 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10614 infinities not supported, otherwise emit warning if -Woverflow. On
10615 underflow, emit warning if -Woverflow.
10616 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10618 * real.h (real_from_string): Update declaration
10620 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10621 Richard Henderson <rth@redhat.com>
10623 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10624 * calls.c (compute_argument_block_size, expand_call,
10625 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10626 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10627 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10628 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10629 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10630 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10631 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10632 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10635 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10637 * c-incpath.c (add_sysroot_to_chain): New.
10638 (merge_include_chains): Add sysroot argument. Call
10639 add_sysroot_to_chain if sysrooted.
10640 (register_include_chains): Update call to merge_include_chains.
10641 * doc/cppopts.texi: Document use of '=' in include directory
10644 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10646 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10647 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10648 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10649 insn pattern using X87MODEF12 mode macro.
10651 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10653 * regmove.c (regmove_optimize): Use reg_mentioned_p
10654 instead of reg_overlap_mentioned_p for DST.
10656 2007-03-21 Mike Stump <mrs@apple.com>
10658 * c.opt: Fixup for Objective-C/C++.
10660 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10662 * explow.c (convert_memory_address): Fold memory reference when
10663 POINTERS_EXTEND_UNSIGNED < 0
10665 2007-03-21 Richard Henderson <rth@redhat.com>
10668 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10669 * config/i386/mmintrin.h (__m64): Likewise.
10670 * config/i386/xmmintrin.h (__m128): Likewise.
10672 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10674 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10675 (VXWORKS_OS_CPP_BUILTINS): Define.
10676 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10677 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10679 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10681 * rtl.h (constant_pool_reference_p): Delete.
10682 (find_constant_src): Declare.
10683 * rtlanal.c (find_constant_src): New function.
10684 * simplify-rtx.c (constant_pool_reference_p): Delete.
10685 * config/i386/i386.md: Use find_constant_src instead of
10686 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10688 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10690 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10691 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10693 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10695 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10696 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10697 (arm_elf_asm_constructor): Use it.
10698 (arm_elf_asm_destructor): New function.
10700 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10702 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10704 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10706 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10708 2007-03-19 Andrew Haley <aph@redhat.com>
10710 PR tree-optimization/31264
10711 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10712 VIEW_CONVERT_EXPRs.
10714 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10716 PR rtl-optimization/30907
10717 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10718 (fwprop_init): Always call loop_optimizer_initialize.
10719 (fwprop_done): Always call loop_optimizer_finalize.
10720 (fwprop): We always have loop info now.
10721 (gate_fwprop_addr): Remove.
10722 (pass_fwprop_addr): Use gate_fwprop as gate.
10724 PR rtl-optimization/30841
10725 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10726 df_chain_alloc): Call df_reorganize_refs unconditionally.
10727 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10728 refs_organized to refs_organized_size.
10729 (df_ref_create_structure): Use refs_organized_size instead of
10730 bitmap_size if refs had been organized, and keep refs_organized_size
10732 * df.h (struct df_ref_info): Change refs_organized to
10733 refs_organized_size.
10734 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10737 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10739 * except.c (output_function_exception_table): Do not reference the
10740 EH personality routine for functions that do not require an
10743 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10746 * c-typeck.c (convert_for_assignment): Call comptypes for
10747 RECORD_TYPE or UNION_TYPE.
10749 PR inline-asm/30505
10750 * reload1.c (reload): Do invalid ASM checking after
10751 cleanup_subreg_operands.
10753 2007-03-19 Jeff Law <law@redhat.com>
10755 * tree-cfg.c (find_taken_edge): Tighten conditions for
10756 optimizing computed gotos.
10758 2007-03-19 Michael Matz <matz@suse.de>
10760 * builtins.c (expand_builtin_sync_operation,
10761 expand_builtin_compare_and_swap,
10762 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10765 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10766 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10769 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10771 * doc/tm.texi: Add brackets around the return type of
10772 TARGET_SECONDARY_RELOAD.
10774 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10775 Richard Guenther <rguenther@suse.de>
10777 PR tree-optimization/31254
10778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10779 Use handled_component_p () where appropriate. Continue
10780 propagating into the rhs if we propagated into an INDIRECT_REF
10783 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10785 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10786 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10787 (xde, xdee): Mode attributes adjusted to support DFP modes.
10788 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10789 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10790 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10791 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10792 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10793 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10794 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10796 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10797 "movsf"): Insn definitions removed.
10798 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10799 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10800 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10802 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10803 "reload_in<mode>", "reload_out<mode>"): Expander added.
10804 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10807 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10809 * config/s390/s390.md: Only non-functional changes. Renamed
10810 FPR mode macro to BFP all over the file.
10812 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10814 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10815 (op_type attribute): RRF instruction type added.
10816 (fT0): New mode attribute.
10817 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10818 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10819 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10820 instruction no secondary memory is needed when moving DFmode values
10821 between GPRs and FPRs.
10823 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10825 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10826 inverted and documentation adjusted.
10827 ("mhard-dfp", "msoft-dfp"): New options.
10828 * config/s390/s390.c (s390_handle_arch_option): New architecture
10830 (override_options): Sanity checks for the new options added.
10831 * config.gcc: New architecture switch: z9-ec.
10832 * config/s390/s390.h (processor_flags): PF_DFP added.
10833 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10834 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10835 when the bit is NOT set so remove it from the defaults.
10837 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10839 * genemit.c (main): Print include statement for dfp.h.
10840 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10843 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10845 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10847 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10850 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10851 instead of PATTERN.
10853 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10855 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10856 attr_length_call, output_call, output_indirect_call): Cleanup
10857 formatting of targetm calls.
10859 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10861 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10863 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10865 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10866 reservation, bypass and anti-bypass descriptions for these
10867 instructions. Update move patterns.
10868 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10871 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10873 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10874 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10875 (get_initial_def_for_reduction): Likewise.
10877 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10879 Fix PR tree-optimization/29922
10880 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10881 (get_representative): Removed.
10882 (value_dies_in_block_x): Update for rvuse removal.
10883 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10884 (compute_antic_aux): Handle when PHI nodes appear in
10885 non-single-successors.
10886 (dump_bitmap_of_names): Removed.
10887 (compute_antic_safe): Renamed and removed rvuse calculation.
10888 Calculate only antic safe.
10889 (insert_into_preds_of_block): Remove assert.
10890 (execute_pre): Update for renamed functions.
10891 (defer_or_phi_translate_block): New function.
10893 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10895 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10896 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10898 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10899 Follow spelling conventions.
10901 * tree-data-ref.h: Remove the prototype for analyze_array.
10903 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10905 PR tree-optimization/31041
10906 * tree-vect-transform.c (get_initial_def_for_induction): Call
10907 force_gimple_operand.
10909 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10911 * ipa-type-escape.c (look_for_casts) : Revert code to use
10912 handled_component_p due to ada test a-numaux.adb.
10914 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10916 * final.c (final_scan_insn): Alter the condition of a
10917 conditional trap if we have nonstandard CC.
10919 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10921 * configure.ac: Remove excess quoting from asm line 0 test.
10922 * configure: Rebuilt.
10924 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10926 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10927 * c-common.c (convert_and_check): Move warning logic to...
10928 (warnings_for_convert_and_check): ...here. Define.
10929 * c-common.h (warnings_for_convert_and_check): Declare.
10931 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10933 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10934 (output_call): Likewise.
10936 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10938 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10940 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10942 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10944 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10946 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10947 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10949 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10951 PR tree-optimization/31183
10952 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10953 Use double_int instead of unsigned int for representing access_strides.
10954 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10956 2007-03-16 Richard Guenther <rguenther@suse.de>
10958 PR tree-optimization/31146
10959 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10960 to allow recursion of forward_propagate_addr_expr.
10961 (forward_propagate_addr_into_variable_array_index): Likewise.
10962 (forward_propagate_addr_expr): Likewise.
10963 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10964 (forward_propagate_addr_expr_1): Recurse on simple copies
10965 instead of propagating into them. Do so for useless conversions
10967 (forward_propagate_addr_expr): Clean up unused statements after
10970 2007-03-16 Richard Guenther <rguenther@suse.de>
10972 * builtins.c (expand_builtin_cexpi): Use the right argument
10973 for the expansion via cexp.
10975 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10977 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10978 * configure: Rebuilt.
10980 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10983 * dwarf2out.c (force_type_die): Adjust comment.
10984 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10986 2007-03-15 DJ Delorie <dj@redhat.com>
10988 * config/frv/predicates.md (minmax_operator): Don't check operands
10991 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10993 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10994 Update constant estimates of number of iterations.
10995 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10996 argument renamed to "realistic".
10997 (compute_estimated_nb_iterations): Removed.
10998 (record_niter_bound): New function.
10999 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
11000 call record_nonwrapping_iv with upper = false.
11001 (infer_loop_bounds_from_signedness): Pass upper argument to
11002 record_nonwrapping_iv.
11003 (estimate_numbers_of_iterations_loop): Do not call
11004 compute_estimated_nb_iterations. Record estimate based on profile
11005 information. Initialize the constant estimates of number of
11007 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
11009 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
11010 number of iterations is too small.
11011 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
11012 (EST_NOT_AVAILABLE): Removed.
11013 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
11014 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
11017 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
11019 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
11020 Handle NE_EXPR guards.
11022 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11025 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11026 Set also -pedantic-errors by default for the preprocessor unless
11027 -fpermissive is given.
11029 2007-03-15 Richard Guenther <rguenther@suse.de>
11031 PR middle-end/29719
11032 PR middle-end/31161
11033 * builtins.c (expand_builtin_cexpi): As a fallback if we
11034 don't have builtins for sincos or cexp create a function
11035 declaration for cexp and expand to a call to that.
11036 (expand_builtin_int_roundingfn): Always fall
11037 back to floor/ceil and its variants even if they may be
11040 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11042 PR middle-end/31159
11043 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11044 jump tables, move the call to delete_dead_jumptables from here...
11045 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11046 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11047 don't allow merging of blocks that try_redirect_by_replacing_jump
11048 also does not handle when not optimizing.
11050 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11051 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11053 * config/i386/i386.md (x86_sahf_1): Correctly handle
11056 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11059 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11060 x86_64_general_operand as operand[2] predicate. Remove "iF"
11061 from operand constraints and use "e" constraint instead.
11062 (*subti3_1, *subti3_1 splitter): Ditto.
11063 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11064 operand[1] predicate.
11066 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11068 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11069 arrays, multiply the access strides by the size of the sub-array.
11070 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11072 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11074 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11075 the configured assembler supports the sahf mnemonic.
11076 * configure: Regenerate.
11077 * config.in: Regenerate.
11079 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11080 emit "sahf" or ".byte\t0x9e" as asm template.
11082 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11085 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11086 option to replace hard coded TARGET_xxx in md file.
11087 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11088 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11089 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11090 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11091 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11092 (X86_TUNE_NOT_VECTORMODE): Ditto.
11093 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11094 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11095 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11096 (TUNE_SLOW_IMUL_IMM8): Ditto.
11097 (TUNE_MOVE_M1_VIA_OR): Ditto.
11098 (TUNE_NOT_UNPAIRABLE): Ditto.
11099 (TUNE_NOT_VECTORMODE): Ditto.
11101 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11104 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11105 tuning options instead of hard coded TARGET_xxx.
11106 (fix ssemode peephole2's): Ditto.
11107 (imul peephole2's): Ditto.
11109 (movdi_or_rex64): Ditto.
11110 (move peephole2): Ditto.
11111 (not peephole2's): Ditto.
11113 2007-03-14 Dirk Mueller <dmueller@suse.de>
11115 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11116 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11117 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11119 * c-parser.c (c_parser_do_statement): Warn about empty body in
11120 do/while statement.
11121 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11122 * doc/invoke.texi (-Wempty-body): Update documentation.
11124 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11127 * c-common.h (warn_for_div_by_zero): Declare.
11128 * c-common.c (warn_for_div_by_zero): Define.
11129 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11132 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11134 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11135 to PREFIX and STANDARD_PREFIX.
11137 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11138 Phil Edwards <phil@codesourcery.com>
11140 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11141 (__gthread_once_t): Remove busy field for RTPs.
11142 (__GTHREAD_ONCE_INIT): Update accordingly.
11144 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11146 * doc/invoke.texi: Document VxWorks options.
11148 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11150 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11152 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11154 PR tree-optimization/30590
11155 * tree-nrv.c (tree_nrv): Check for the partial update of the
11158 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11160 * flags.h (flag_random_seed): Remove declaration, in favor of...
11161 * toplev.h (get_random_seed, set_random_seed): ... these.
11162 * tree.c (get_file_function_name): Use the former.
11163 * opts.c (common_handle_option): Use the latter.
11166 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11168 PR middle-end/31127
11169 * cse.c (cse_find_path): Do not bail out if a basic block that
11170 we already visited now becomes part of a path that starts at a
11171 different basic block. Just disallow this, to make sure we
11172 visit each basic block at most once.
11174 2007-03-13 Jan Hubicka <jh@suse.cz>
11176 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11177 attributes, when profile esitmate is present, calls with very low
11178 frequency are cold.
11180 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11182 PR tree-optimization/30730
11183 PR tree-optimization/26900
11184 * tree-ssa-loop-niter.c: Include gmp.h.
11185 (bounds): New type.
11186 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11187 split_to_var_and_offset, determine_value_range,
11188 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11189 bound_difference, bounds_add, bounds_negate,
11190 number_of_iterations_ne_max, dump_affine_iv): New functions.
11191 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11192 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11193 difference of initial and final value of control iv to validate
11195 (number_of_iterations_cond): Add loop parameter. Determine bounds
11196 on the difference of the extremes of the control iv. Add dumps.
11197 (expand_simple_operations): Handle phi nodes.
11198 (simplify_using_initial_conditions): Do not record used conditions.
11199 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11200 Do not set additional_info.
11201 (implies_nonnegative_p, implies_ge_p): Removed.
11202 (derive_constant_upper_bound): Do not use parameter `additional'.
11203 (record_estimate): Parameter `additional' removed. Parameter
11204 `i_bound' added. Do not call derive_constant_upper_bound.
11205 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11206 bound the number of iterations estimate.
11207 (estimate_numbers_of_iterations_loop): Pass the estimate from
11208 the number of iterations analysis to record_estimate.
11209 * tree.h (multiple_of_p): Declare.
11210 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11211 (scev_const_prop): Do not check expression_expensive_p.
11212 * fold-const.c (multiple_of_p): Exported.
11213 * double-int.c (double_int_mask): Exported.
11214 * double-int.h (double_int_mask): Declare.
11215 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11216 field. Added max field.
11218 2007-03-13 David Taylor <taylor@candd.org>
11221 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11224 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11227 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11228 two unamed patterns.
11230 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11232 * config/i386/i386.opt (mcx16, msahf): New options.
11233 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11234 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11236 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11237 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11238 Output -mcx16 and -msahf options when corresponding bit is set.
11240 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11241 and -msahf options.
11243 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11245 * configure.ac: Test for assembler tolerance to # 0 "".
11246 * configure, config.in: Rebuilt.
11247 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11249 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11251 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11253 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11254 (handle_syscall): Handle direct system calls.
11255 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11257 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11259 * doc/invoke.texi: Fix cpp.info cross-reference.
11260 * doc/passes.texi: Fix gcc.info cross-reference.
11262 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11264 PR tree-optimization/30835
11265 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11266 bb_for_stmt is not NULL before accessing it.
11268 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11270 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11273 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11276 * doc/install.texi: Document --enable-stage1-languages
11278 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11280 * tree-pass.h (pass_into_cfg_layout_mode,
11281 pass_outof_cfg_layout_mode): Declare.
11282 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11283 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11284 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11285 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11287 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11289 * c-decl.c (warn_variable_length_array): New function.
11290 Refactored from grokdeclarator to handle warn_vla
11291 and handle unnamed array case.
11292 (grokdeclarator): Refactored VLA warning case.
11293 * c.opt (Wvla): New flag.
11294 * doc/invoke.texi (Wvla): New warning.
11296 2007-03-12 Richard Henderson <rth@redhat.com>
11298 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11299 (TARGET_SECTION_TYPE_FLAGS): New.
11301 2007-03-12 Richard Henderson <rth@redhat.com>
11303 * config/darwin.c (machopic_reloc_rw_mask): New.
11304 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11305 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11307 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11309 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11310 * cppdefault.h (cpp_PREFIX): Document.
11311 (cpp_PREFIX_len): Likewise.
11312 (cpp_EXEC_PREFIX): New variable.
11313 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11314 * c-incpath.c (add_standard_paths): Correct logic for relocating
11315 paths within prefix.
11317 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11319 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11320 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11322 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11323 fix_truncdfdi_sse using SSEMODEF mode macro.
11324 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11325 fix_truncdfsi_sse using SSEMODEF mode macro.
11326 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11327 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11329 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11331 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11332 elfos.h to tm_file.
11334 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11336 * tree.h : Add multiple_of_p declaration.
11337 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11338 * ipa-type-escape.c (results_of_malloc): Redundant.
11339 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11340 (cast_type): Extended with new members.
11341 (check_cast): Returns cast_type.
11342 (cast): New structure for data of walk_use_def_chains.
11343 (is_malloc_result, is_cast_from_non_pointer_1,
11344 is_cast_from_non_pointer,
11345 is_array_access_through_pointer_and_index): New functions.
11346 (look_for_casts): Returns cast types.
11347 (check_call): Returns void.
11348 (okay_pointer_operation): Use support of pointer plus index,
11349 pointer plus constant and allow all multiplications.
11351 2007-03-11 Richard Guenther <rguenther@suse.de>
11353 PR tree-optimization/31115
11354 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11355 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11356 A shift count of zero is not special as with *_DIV_EXPR.
11357 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11360 2007-03-11 Ian Lance Taylor <iant@google.com>
11362 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11363 the *_DIV_EXPR codes correctly with overflow infinities.
11365 2007-03-11 Ira Rosen <irar@il.ibm.com>
11367 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11368 indicate success/failure of the analysis. Add negation to subtrahend
11369 in case of subtraction. Fail if both operands contain constants.
11370 (create_data_ref): Fail if analyze_offset fails.
11372 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11374 * config/i386/i386.md (frndintxf2): Rename to ...
11375 (rintxf2): ... this. Remove expander having same name.
11376 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11377 (roundsf2, rounddf2): Ditto.
11378 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11379 (lround<mode>di2, lround<mode>si2): Ditto.
11381 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11383 * lower-subreg.c: Include except.h.
11384 (decompose_multiword_subregs): Verify that the only control flow
11385 insns we can split are loads to multi-words pseudos.
11386 Handle breaking such blocks after splitting, instead of calling
11387 find_many_sub_basic_blocks.
11389 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11390 on the new basic block. Add a lengthy comment explaining why we
11391 thought this was necessary.
11392 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11394 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11397 * tree.c (walk_type_fields): Recurse into the element type of
11398 ARRAY_TYPEs if there is a pointer set.
11400 2007-03-10 Dirk Mueller <dmueller@suse.de>
11402 * c-common.c (warn_logical_operator): Fix condition.
11404 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11406 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11408 * config/darwin.c (machopic_select_section): Remove superfluous
11409 argument in call to categorize_decl_for_section. Remove unused
11412 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11414 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11416 * configure: Regenerate.
11418 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11421 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11422 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11423 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11424 Add LABEL_NUSES to emitted label.
11425 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11426 branch probability value to emitted jump insn.
11427 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11428 Do not check life information and do not re-arrange input operands
11429 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11431 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11433 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11434 the change of decode_asm_operands.
11436 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11438 * mode-switching.c (create_pre_exit): Skip blockage insn.
11440 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11442 * tree-pass.h (TODO_update_smt_usage): Remove.
11444 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11448 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11450 * pa.c (attr_length_call): Revise condition for long
11451 pc-relative branch.
11452 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11453 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11454 sequence on SOM target.
11456 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11458 * gcc.c: Document %{, in big comment at top.
11459 (input_suffix_matches): Remove special handling for .s and
11461 (input_spec_matches): New.
11462 (handle_braces): Handle %{,.
11463 (validate_switches): ',' indicates a value which is not a switch.
11464 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11465 to detect assembler input.
11466 * config/i386/sol2.h (CPP_SPEC): Likewise.
11467 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11468 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11469 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11470 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11471 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11472 -m64 causes deployment target to default to 10.5.
11473 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11475 2007-03-09 Richard Henderson <rth@redhat.com>
11478 * target.h (targetm.asm.out.reloc_rw_mask): New.
11479 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11480 (TARGET_ASM_OUT): Use it.
11481 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11482 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11483 use the new reloc_rw_mask target hook instead.
11484 (default_section_type_flags_1): Merge into...
11485 (default_section_type_flags): ... here.
11486 (decl_readonly_section_1): Merge into...
11487 (decl_readonly_section): ... here.
11488 (default_elf_select_section_1): Merge into...
11489 (default_elf_select_section): ... here.
11490 (default_unique_section_1): Merge into...
11491 (default_unique_section): ... here.
11492 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11493 (default_select_rtx_section): Use it.
11494 (default_elf_select_rtx_section): Likewise.
11495 * output.h: Update to match.
11496 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11497 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11498 (TARGET_ASM_RELOC_RW_MASK): New.
11499 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11500 to categorize_decl_for_section.
11501 (x86_64_elf_unique_section): Likewise.
11502 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11503 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11504 (TARGET_ASM_RELOC_RW_MASK): New.
11505 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11506 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11507 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11508 (TARGET_RWRELOC): Remove.
11509 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11510 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11511 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11512 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11513 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11514 (rs6000_xcoff_select_section): Use decl_readonly_section.
11515 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11516 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11517 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11518 (TARGET_SECTION_TYPE_FLAGS): Remove.
11519 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11521 2007-03-09 Roger Sayle <roger@eyesopen.com>
11523 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11524 complex constant equality/inequality comparisons for here.
11525 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11526 known at compile-time or can be simplified to a scalar comparison.
11527 (fold_relational_const): Move compile-time evaluation of complex
11528 constant equality/inequality comparisons to here.
11530 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11532 PR rtl-optimization/30643
11533 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11535 (fold_rtx): Recurse, like before 2006-11-03.
11537 2007-03-09 DJ Delorie <dj@redhat.com>
11539 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11542 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11544 PR tree-optimization/30375
11545 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11546 LHS of statements is not the same.
11547 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11549 2007-03-09 Chao-ying Fu <fu@mips.com>
11551 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11553 * doc/invoke.texi (-mdspr2): Document new option.
11554 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11555 New unspec for DSP REV 2.
11556 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11557 these instructions are extended in DSP REV 2.
11558 (mips-dspr2.md): Include.
11559 * config/mips/mips.opt (mdspr2): New option.
11560 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11561 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11562 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11563 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11564 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11565 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11566 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11568 (bdesc_map): Add one field of unsupported_target_flags.
11569 (bdesc_arrays): Update entries to have extra fields. Add
11571 (mips_init_builtins): Initialize new function types.
11572 Check unsupported_target_fileds to filter out builtins.
11573 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11575 (ASM_SPEC): Pass mdspr2 to the assembler.
11576 * config/mips/mips-dspr2.md: New file.
11578 2007-03-09 Sa Liu <saliu@de.ibm.com>
11580 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11582 2007-03-09 Ian Lance Taylor <iant@google.com>
11584 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11585 argument) like -Wstrict-overflow=2.
11586 * doc/invoke.texi (Warning Options): Update documentation.
11588 2007-03-09 Dirk Mueller <dmueller@suse.de>
11591 * doc/invoke.texi (-Wlogical-op): Document.
11592 * common.opt (-Wlogical-op): New.
11593 * c-common.h (warn_logical_operator): Declare.
11594 * c-common.c (warn_logical_operator): Define.
11595 * c-typeck.c (parser_build_binary_op): Call
11596 warn_logical_operator.
11598 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11600 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11601 * final.c (final_scan_insn): Test for non-"" file name.
11603 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11605 * doc/loop.texi: Document the Omega linear constraints solver.
11606 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11607 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11608 omega-hash-table-size, omega-max-keys, and
11609 omega-eliminate-redundant-constraints.
11610 * tree-pass.h (pass_check_data_deps): Declared.
11613 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11614 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11615 pass_check_data_deps): New.
11616 * tree-data-ref.c (init_data_ref): Remove declaration.
11617 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11618 (analyze_array): Renamed init_array_ref, move up initializations.
11619 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11620 Removed arguments that are set to NULL.
11621 (analyze_indirect_ref): Correct indentation, correct call to
11623 (object_analysis): Call init_array_ref instead of analyze_array.
11624 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11625 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11626 of DR_ACCESS_FNS_ADDR.
11627 (init_omega_eq_with_af, omega_extract_distance_vectors,
11628 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11629 ddr_consistent_p): New.
11630 (compute_affine_dependence): Check consistency of ddrs when
11631 flag_check_data_deps is passed.
11632 (analyze_all_data_dependences): Uncomment.
11633 (tree_check_data_deps): New.
11634 * tree-data-ref.h: Include omega.h.
11635 (DR_ACCESS_FNS_ADDR): Removed.
11636 (data_dependence_relation): Add inner_loop.
11637 (DDR_INNER_LOOP): New.
11638 * common.opt (fcheck-data-deps): New.
11639 * tree-flow.h (tree_check_data_deps): Declare.
11640 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11641 (OBJS-common): Depend on omega.o.
11643 * passes.c (pass_check_data_deps): Scheduled.
11644 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11645 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11646 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11647 PARAM_VECT_MAX_VERSION_CHECKS,
11648 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11650 2007-03-09 Richard Guenther <rguenther@suse.de>
11652 PR tree-optimization/30904
11653 PR middle-end/31058
11654 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11655 the same way as *_DIV_EXPR.
11657 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11659 * recog.c (decode_asm_operands): No mixed declarations and code.
11661 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11663 * rtl.def (ASM_INPUT): Add location.
11664 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11665 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11666 (decode_asm_operands): Add loc operand.
11667 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11668 * stmt.c (expand_asm): Rename to...
11669 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11670 gen_rtx_ASM_INPUT_loc.
11671 (expand_asm_expr): Adjust.
11672 * recog.c (decode_asm_operands): Add loc operand.
11673 (check_asm_operands, extract_insn): Adjust.
11674 * reload1.c (maybe_fix_stack_asms): Likewise.
11675 * final.c (asm_insn_count): Likewise.
11676 (final_scan_insn): Output # line before and after asm.
11678 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11680 * tree-ssa-structalias.c (variable_info): Remove
11682 (new_var_info): Ditto.
11683 (shared_bitmap_info_t): New structure.
11684 (shared_bitmap_table): New variable.
11685 (shared_bitmap_hash): New function.
11686 (shared_bitmap_eq): Ditto
11687 (shared_bitmap_lookup): Ditto.
11688 (shared_bitmap_add): Ditto.
11689 (merge_smts_into): Change to take bitmap directly.
11690 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11691 (init_alias_vars): Init shared bitmap hashtable.
11692 (delete_points_to_sets): Delete shared bitmap hashtable.
11693 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11694 is_aliased removal as a change that was still necessary was
11697 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11699 * config/i386/i386.h (override_options): Conditionally disable
11700 x86_sahf for 64bit targets only.
11702 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11705 * c-decl.c (merge_decls): Don't call make_var_volatile.
11706 * varasm.c (make_var_volatile): Remove.
11707 * output.h (make_var_volatile): Remove.
11709 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11711 PR tree-optimization/31085
11712 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11714 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11716 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11717 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11718 ATTR_CONST_NOTHROW_LIST.
11720 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11723 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11725 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11727 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11730 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11732 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11733 passed, use shared libgcc.
11735 2007-03-08 Roger Sayle <roger@eyesopen.com>
11737 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11738 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11739 (honor_protect_cleanup_actions, lower_try_finally_switch):
11741 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11742 ifc_temp_var): Likewise.
11743 * tree-inline.c (setup_one_parameter): Likewise.
11744 * tree-mudflap.c (mf_decl_cache_locals,
11745 mf_build_check_statement_for): Likewise.
11746 * tree-nested.c (init_tmp_var, save_tmp_var,
11747 finalize_nesting_tree_1): Likewise.
11748 * tree-outof-ssa.c (insert_copy_on_edge,
11749 insert_backedge_copies): Likewise.
11750 * tree-profile.c (tree_gen_edge_profiler,
11751 tree_gen_ic_profiler): Likewise.
11752 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11753 * tree-sra.c (sra_build_assignment): Likewise.
11754 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11755 * tree-ssa-math-opts.c (insert_reciprocals,
11756 execute_cse_sincos_1): Likewise.
11757 * tree-tailcall.c (adjust_accumulator_values,
11758 adjust_return_value): Likewise.
11759 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11760 * tree-vect-transform.c (vect_create_data_ref_ptr,
11761 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11762 vect_create_epilog_for_reduction, vectorizable_reduction,
11763 vectorizable_call, vectorizable_conversion,
11764 vectorizable_assignment, vectorizable_operation,
11765 vectorizable_type_demotion, vect_gen_widened_results_half,
11766 vect_permute_store_chain, vectorizable_store,
11767 vect_setup_realignment, vect_permute_load_chain,
11768 vectorizable_load, vectorizable_condition,
11769 vect_create_cond_for_align_checks): Likewise.
11770 * tree-vrp.c (build_assert_expr_for): Likewise.
11772 2007-03-08 Ian Lance Taylor <iant@google.com>
11774 * tree-vrp.c: Include "intl.h".
11775 (usable_range_p): New static function.
11776 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11777 overflowed values, juts set *strict_overflow_p.
11778 (compare_values): Only return -2 if one of the operands is not a
11780 (compare_ranges): Call usable_range_p.
11781 (compare_range_with_value): Likewise.
11782 (vrp_evaluate_conditional_warnv): Rename from
11783 vrp_evaluate_conditional. Make static. Change all callers.
11784 (vrp_evaluate_conditional): New function.
11785 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11786 on signed overflow.
11787 (simplify_abs_using_ranges): Likewise.
11788 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11789 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11790 within_stmt parameter.
11791 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11792 vrp_evaluate_conditional.
11793 * tree-ssa-threadedge.c
11794 (record_temporary_equivalences_from_stmts_at_dest): Change
11795 simplify parameter to take a second tree parameter.
11796 (simplify_control_stmt_condition): Likewise.
11797 (thread_across_edge): Likewise.
11798 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11799 (thread_across_edge): Likewise.
11800 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11802 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11804 * config/i386/i386.h (TARGET_SAHF): New define.
11805 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11806 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11807 (x86_sahf): New global variable.
11808 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11809 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11810 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11811 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11813 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11814 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11815 when expanding fcomi/sahf based tests.
11816 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11817 expanding sahf based alternative. Emit sahf based sequence when
11818 optimizing for code size.
11819 * config/i386/i386.md (x86_sahf_1): Do not disable for
11820 TARGET_64BIT, enable for TARGET_SAHF.
11822 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11824 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11825 spurious whitespace from error message.
11827 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11830 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11832 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11834 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11836 * tree-sra.c (instantiate_element): Propagate disabled warnings
11837 from the element itself to the created variable.
11839 2007-03-07 Richard Henderson <rth@redhat.com>
11842 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11843 silently fix up the stack in the case of a missing register.
11845 2007-03-07 Paul Brook <paul@codesourcery.com>
11847 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11849 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11851 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11853 (phase1_vrs): Use them.
11854 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11855 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11856 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11857 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11858 __gnu_Unwind_Restore_WMMXC if required.
11859 (_Unwind_VRS_Pop): Implement iWMMXt support.
11860 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11861 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11862 gnu_Unwind_Save_WMMXC): Define.
11864 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11866 * config/vxworks.h (vxworks_override_options): Declare.
11867 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11868 * config/vxworks.c: Include target.h and toplev.h.
11869 (vxworks_override_options): New function.
11870 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11872 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11874 * config/s390/s390.c (override_options): Don't emit an error when
11875 -mstack-size is used without providing -mstack-guard.
11876 (s390_emit_prologue): Choose stack_guard value automatically if not
11877 provided via command line.
11878 * doc/invoke.texi: Adjust description of -mstack-guard and
11881 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11883 * config/i386/i386.c (output_set_got): Add a GOT initialization
11884 sequence for VxWorks PIC.
11885 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11886 around labels as well as symbols. Use gotoff_operand instead
11887 of local_symbolic_operand.
11888 (legitimize_pic_address): Use gotoff_operand instead of
11889 local_symbolic_operand. Use @GOT accesses for labels as
11891 (ix86_output_addr_diff_elt): Use PC-relative rather than
11892 GP-relative offsets for VxWorks PIC.
11893 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11894 no_new_pseudos. Check whether the returned register is op0.
11895 * config/i386/i386.md (tablejump): Use PC-relative rather than
11896 GP-relative offsets for VxWorks PIC.
11897 * config/i386/predicates.md (gotoff_operand): New predicate.
11899 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11901 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11903 * config/vxworks-dummy.h: New file.
11904 * config/i386/i386.h: Include it.
11906 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11908 * dwarf2out.c (is_inlined_entry_point): New
11909 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11910 DW_AT_ranges if the first subblock is the entry point.
11912 2007-03-06 David Daney <ddaney@avtrex.com>
11914 * doc/install.texi (mips-*-*): Change recommended binutils
11917 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11919 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11920 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11922 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11923 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11925 2007-03-06 Jan Hubicka <jh@suse.cz>
11927 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11928 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11930 (probably_cold_bb_p): Cold functions are cold.
11931 (probably_never_executed_bb_p): Cold functions are cold.
11932 (tree_bb_level_predictions): Predict calls to cold functions as not
11934 (compute_function_frequency): Check hot/cold attributes.
11935 * function.h (function_frequency): Update comments.
11936 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11937 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11938 (c_common_att): Add cold and hot.
11940 * doc/extend.texi (hot,cold attributes): Document.
11942 2007-03-06 Andrew Haley <aph@redhat.com>
11944 * function.c (expand_function_end): Move blockage to just after we
11945 emit the label for the naked return from the function.
11947 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11949 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11952 2007-03-06 Jan Hubicka <jh@suse.cz>
11954 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11955 loaded for constant large models. Non-large 64bit PIC can do.
11956 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11957 * cmodel.h: Add LARGE PIC.
11958 * i386.md (UNSPEC_PLTOFF): New.
11959 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11961 (*call_1_rex64): Disable for large models.
11962 (*call_1_rex64_large): New.
11963 (*call_value_1_rex64): Disable for large models.
11964 (*call_value_1_rex64_large): New.
11965 (set_rip_rex4): New.
11966 (set_got_offset_rex64): New.
11967 * predicates.md (constant_call_address_operand): For large model
11968 constant calls are not possible.
11969 * i386-protos.h (construct_plt_address): Declare.
11970 * i386.c (override_options): Accept large models.
11971 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11972 (legitimate_constant_p): Add new UNSPECs.
11973 (legitimate_pic_operand_p): Likewise.
11974 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11975 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11977 (output_pic_addr_const): Add PLTOFF.
11978 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11979 (ix86_expand_move): Legitimize pic address when in PIC mode.
11980 (construct_plt_address): New function.
11981 (ix86_expand_call): Offload the address to register and use GOT
11982 pointer for large model.
11983 * invoke.texi (mcmodel=large): Update documentation.
11985 2007-03-06 Richard Henderson <rth@redhat.com>
11987 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11988 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11989 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11990 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11991 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11992 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11993 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11994 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11995 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11996 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11997 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11998 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11999 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12000 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12001 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
12002 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
12003 x86_schedule, x86_use_bt, x86_pad_returns,
12004 x86_use_xchgb): Merge into ...
12005 (ix86_tune_features): ... here. New array.
12006 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12007 x86_bswap): Merge into ...
12008 (ix86_arch_features): ... here. New array.
12009 (x86_3dnow_a): Remove.
12010 (x86_accumulate_outgoing_args): Make static.
12011 (x86_arch_always_fancy_math_387): Make static.
12012 (ix86_tune_mask, ix86_arch_mask): Move ...
12013 (override_options): ... to local variables here. Apply the
12014 appropriate mask to each element of ix86_arch_features and
12015 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
12016 as were done in the old macros.
12017 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
12018 * config/i386/i386.h (x86_use_leave, x86_push_memory,
12019 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
12020 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
12021 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12022 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12023 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12024 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12025 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12026 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12027 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12028 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12029 x86_accumulate_outgoing_args, x86_prologue_using_move,
12030 x86_epilogue_using_move, x86_decompose_lea,
12031 x86_arch_always_fancy_math_387, x86_shift1,
12032 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12033 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12034 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12035 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12036 x86_use_incdec, x86_pad_returns, x86_bswap,
12037 x86_partial_flag_reg_stall): Remove.
12038 (enum ix86_tune_indices): New.
12039 (ix86_tune_features): New.
12040 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12041 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12042 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12043 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12044 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12045 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12046 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12047 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12048 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12049 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12050 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12051 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12052 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12053 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12054 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12055 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12056 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12057 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12058 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12059 TARGET_EXT_80387_CONSTANTS): Use it.
12060 (enum ix86_arch_indices): New.
12061 (ix86_arch_features): New.
12062 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12063 TARGET_BSWAP): Use it.
12064 (ix86_tune_mask, ix86_arch_mask): Remove.
12066 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12069 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12070 Define using $${sysroot_headers_suffix}.
12071 * configure: Regenerate.
12072 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12073 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12075 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12076 * gcc.c (print_sysroot_headers_suffix): New.
12077 (option_map): Include --print-sysroot-headers-suffix.
12078 (display_help): Mention -print-sysroot-headers-suffix.
12079 (process_command): Handle -print-sysroot-headers-suffix.
12080 (do_spec_1): Append multilib directory to include-fixed path if
12081 sysroot suffixes in use.
12082 (main): Handle -print-sysroot-headers-suffix.
12083 * Makefile.in (start.encap): Don't depend on xlimits.h
12084 (xlimits.h): Remove.
12085 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12086 limits.h for each multilib in fixinc_list.
12087 (fixinc_list, s-fixinc_list): New.
12088 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12089 generate them for each multilib in fixinc_list.
12090 (stmp-fixproto): Use include-fixed. Run fixproto for each
12091 multilib in fixinc_list.
12092 (mostlyclean): Don't remove xlimits.h.
12093 (clean): Remove include-fixed.
12094 (real-install-headers-tar, real-install-headers-cpio,
12095 real-install-headers-cp): Don't copy include, only include-fixed.
12096 (install-mkheaders): Depend on fixinc_list. Don't depend on
12097 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12098 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12099 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12101 2007-03-06 Jan Hubicka <jh@suse.cz>
12103 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12106 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12108 * configure.ac: Allow tm_file to contain build-directory files.
12109 * configure: Regenerate.
12110 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12111 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12112 * config/m68k/print-sysroot-suffix.sh: New file.
12114 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12116 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12117 of pic_offset_table_rtx if reload_completed.
12118 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12119 PIC_OFFSET_TABLE_REGNUM.
12120 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12122 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12123 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12125 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12127 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12128 functions that call eh_return.
12130 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12132 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12133 functions that need a constant pool.
12135 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12138 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12139 (m68k_preferred_reload_class): Likewise.
12140 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12141 (SECONDARY_RELOAD_CLASS): Define.
12142 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12143 (LIMIT_RELOAD_CLASS): Delete.
12144 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12145 registers from storing bytes.
12146 (m68k_secondary_reload_class): New function.
12147 (m68k_preferred_reload_class): Likewise.
12149 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12151 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12153 (m68k_expand_prologue): Likewise.
12155 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12157 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12158 (mips_expand_epilogue): Add a bool parameter.
12159 (m68k_legitimize_sibcall_address): Declare.
12160 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12161 (m68k_expand_epilogue): Add a parameter to select between sibling
12162 and normal epilogues. Only generate a return for the latter.
12163 (m68k_ok_for_sibcall_p): New function.
12164 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12165 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12166 (sibcall_value, *sibcall_value): Likewise.
12167 (*call, *call_value): Require !SIBLING_CALL_P.
12168 (epilogue): Update call to m68k_expand_epilogue.
12169 (sibcall_epilogue): New pattern.
12170 * config/m68k/predicates.md (const_call_operand): Say that this
12171 predicate applies to sibling calls too.
12172 (sibcall_operand): New predicate.
12174 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12176 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12177 alternatives as movsi_cf.
12178 (movsf_cf_hard): Add commentary.
12180 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12181 Richard Sandiford <richard@codesourcery.com>
12183 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12184 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12185 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12186 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12187 as being live on exit from an interrupt function.
12188 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12189 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12190 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12191 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12192 (m68k_interrupt_function_p): Globalize.
12193 (m68k_compute_frame_layout): Remove reverse mask code.
12194 (m68k_emit_movem, m68k_set_frame_related): New functions.
12195 (m68k_output_function_prologue): Delete in favor of...
12196 (m68k_expand_prologue): ...this new function.
12197 (m68k_output_function_epilogue): Delete in favor of...
12198 (m68k_expand_epilogue): ...this new function.
12199 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12201 (print_operand): Handle %?.
12202 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12203 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12204 (prologue, epilogue): New patterns.
12205 (return): Turn into a define_expand.
12206 (*return): New pattern, derived from old "return" pattern. Use rte
12207 rather than rts for interrupt functions. Only use rtd if the pop
12209 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12210 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12211 (link, *link, unlink, *unlink, load_got): Likewise.
12213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12217 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12218 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12219 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12220 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12221 and m68k_matches_u_p.
12222 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12223 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12224 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12225 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12226 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12227 (REG_STRICT_P): New macro.
12228 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12229 PCREL_GENERAL_OPERAND_OK.
12230 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12231 m68k_legitimate_base_reg_p.
12232 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12233 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12234 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12235 * config/m68k/m68k.c (m68k_address): New structure.
12236 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12237 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12238 (m68k_jump_table_ref_p, m68k_decompose_address)
12239 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12240 (m68k_matches_u_p): New functions.
12241 (print_operand_address): Rewrite to use m68k_decompose_index.
12243 2007-03-05 David Taylor <dtaylor@emc.com>
12245 * gcc.c: Correct copyright date in --version output.
12247 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12249 * pa.md: In unamed move patterns, disparge copies between general
12250 and floating point registers using '?' modifier. Don't include 'f'
12251 constraint for register preferences in DImode, SImode, HImode and
12252 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12253 Remove constraints for copies between general and floating registers
12254 in soft-float DFmode pattern.
12255 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12259 2007-03-05 Mike Stump <mrs@apple.com>
12261 * c-common.c (targetcm): Add.
12262 * c-opts.c (c_common_handle_option): Handle language specific
12264 * opts.c (handle_option): Verify language for target options, if
12266 * opth-gen.awk: Add CL_LANG_ALL.
12267 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12268 (TARGETCM_INITIALIZER): Add.
12269 * target.h (struct gcc_targetcm): Add.
12271 * targhooks.c (default_handle_c_option): Add.
12272 * targhooks.h (default_handle_c_option): Add.
12273 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12275 * config/darwin.opt (iframework): Add.
12276 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12277 * config/darwin-c.c (handle_c_option): Add.
12278 (TARGET_HANDLE_C_OPTION): Add.
12280 * doc/invoke.texi (Darwin Options): Add -iframework.
12282 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12284 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12287 2007-03-05 Ian Lance Taylor <iant@google.com>
12289 * c.opt (fgnu89-inline): New option.
12290 * c-opts.c (c_common_post_options): Set default value for
12292 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12293 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12295 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12296 (grokdeclarator, start_function): Likewise.
12297 * c-cppbuiltin.c (c_cpp_builtins): Define either
12298 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12299 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12300 (C Dialect Options): Document -fgnu89-inline.
12301 * doc/extend.texi (Function Attributes): Explain what the
12302 gnu_inline attribute does.
12303 * doc/cpp.texi (Common Predefined Macros): Document
12304 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12306 2007-03-05 Ian Lance Taylor <iant@google.com>
12308 PR tree-optimization/31034
12309 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12310 half-range if the other side is an overflow infinity.
12312 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12314 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12315 (bfin*-linux-uclibc*): New configuration.
12316 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12318 * config/bfin/linux.h: New file.
12319 * config/bfin/libgcc-bfin.ver: New file.
12320 * config/bfin/t-bfin-uclinux: New file.
12321 * config/bfin/t-bfin-linux: New file.
12322 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12323 (TARGET_OS_CPP_BUILTINS): New macro.
12325 2007-03-05 Richard Guenther <rguenther@suse.de>
12327 * fold-const.c (fold_binary): Remove duplicate folding
12328 of comparison of non-null ADDR_EXPR against null.
12330 2007-03-05 Richard Guenther <rguenther@suse.de>
12331 Dorit Nuzman <dorit@il.ibm.com>
12333 PR tree-optimization/26420
12334 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12335 are no loops in the function. Only print the number of
12336 vectorized loops if it is greater than zero or we are supposed
12337 to print information about unvectorized loops.
12339 2007-03-05 Revital Eres <eres@il.ibm.com>
12341 * gcc.dg/var-expand1.c: New test.
12342 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12343 when an accumulator is expanded.
12345 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12348 * c-common.c (convert_and_check): Don't give warnings for
12349 conversion if 'expr' already overflowed.
12351 2007-03-04 Roger Sayle <roger@eyesopen.com>
12353 PR middle-end/30744
12354 * fold-const.c (fold_comparison): Enforce type consistency when
12355 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12357 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12359 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12360 containing a cast to the base of TARGET_MEM_REF.
12362 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12364 * tree.c (tree_contains_struct_check_failed): Remove spurious
12365 whitespace from error message.
12367 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12370 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12371 instead of precision.
12373 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12374 Nathan Sidwell <nathan@codesourcery.com>
12376 * emit-rtl.c (find_auto_inc): New.
12377 (try_split): recreate REG_INC notes,
12378 Use regular for loops rather than whiles.
12380 2007-03-03 Andreas Schwab <schwab@suse.de>
12382 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12383 * configure: Regenerate.
12385 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12387 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12388 flag_rounding_math, not flag_unsafe_math_optimizations.
12390 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12392 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12393 alpha_fold_vector_minmax): Likewise.
12394 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12395 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12397 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12399 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12400 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12401 if the lhs has side-effects.
12402 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12404 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12406 * config/i386/i386.h (TUNEMASK): Remove define.
12407 (ARCHMASK): Remove define.
12408 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12409 Use ix86_arch_mask variable instead of ARCHMASK.
12410 * config/i386/i386.c (override_options): Ditto.
12411 (standard_80387_constant_p): Ditto.
12413 2007-03-02 Ian Lance Taylor <iant@google.com>
12415 Used signed infinities in VRP.
12416 * tree-vrp.c (uses_overflow_infinity): New static function.
12417 (supports_overflow_infinity): New static function.
12418 (make_overflow_infinity): New static function.
12419 (negative_overflow_infinity): New static function.
12420 (positive_overflow_infinity): New static function.
12421 (is_negative_overflow_infinity): New static function.
12422 (is_positive_overflow_infinity): New static function.
12423 (is_overflow_infinity): New static function.
12424 (overflow_infinity_range_p): New static function.
12425 (compare_values_warnv): New function split out of compare_values.
12426 (compare_value): Call it.
12427 (set_value_range_to_nonnegative): Add overflow_infinity
12428 parameter. Change caller.
12429 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12431 (vrp_expr_computes_nonzero): Likewise.
12432 (compare_ranges, compare_range_with_value): Likewise.
12433 (compare_name_with_value, compare_names): Likewise.
12434 (vrp_evaluate_conditional): Likewise.
12435 (set_value_range): Handle infinity
12436 (vrp_operand_equal_p, operand_less_p): Likewise.
12437 (extract_range_from_assert): Likewise.
12438 (vrp_int_const_binop): Likewise.
12439 (extract_range_from_binary_expr): Likewise.
12440 (extract_range_from_unary_expr): Likewise.
12441 (extract_range_from_comparison): Likewise.
12442 (extract_range_from_expr): Likewise.
12443 (dump_value_range): Likewise.
12444 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12445 (test_for_singularity): Likewise.
12446 (vrp_int_const_binop): Remove inline qualifier.
12447 (adjust_range_with_scev): Add comment.
12448 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12450 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12452 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12453 (get_constraint_for): Likewise.
12454 (do_structure_copy): Likewise.
12455 (find_func_aliases): Fix references to MODIFY_EXPR.
12456 (intra_create_variable_infos): Tidy.
12457 * tree-ssa-operands.c (add_virtual_operand): Add argument
12459 When adding members of alias sets, if IS_CALL_SITE is true and
12460 the symbol is not call-clobbered, skip it.
12461 Adjust all callers.
12463 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12465 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12466 entry by means of emit_insn_at_entry.
12468 2007-03-02 Richard Henderson <rth@redhat.com>
12470 * expr.h (promoted_input_arg): Remove decl.
12471 * function.c (promoted_input_arg): Merge into ...
12472 * combine.c (setup_incoming_promotions): ... only caller.
12473 Rearrange to avoid double loop.
12475 2007-03-02 Ben Elliston <bje@au.ibm.com>
12476 Peter Bergner <bergner@vnet.ibm.com>
12477 Janis Johnson <janis187@us.ibm.com>
12479 * config/rs6000/dfp.md: New file.
12480 * config/rs6000/rs6000.md: Include dfp.md.
12481 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12482 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12483 and TDmode decimal float modes in FP registers.
12484 (num_insns_constant): Likewise.
12485 (rs6000_legitimate_offset_address_p): Likewise.
12486 (rs6000_legitimize_address): Likewise.
12487 (rs6000_legitimize_reload_address): Likewise.
12488 (rs6000_legitimate_address): Likewise.
12489 (rs6000_emit_move): Likewise.
12490 (function_arg_boundary): Likewise.
12491 (function_arg_advance): Likewise.
12492 (rs6000_darwin64_record_arg_recurse): Likewise.
12493 (function_arg): Likewise.
12494 (rs6000_gimplify_va_arg): Likewise.
12495 (rs6000_split_multireg_move): Likewise.
12496 (rs6000_output_function_epilogue): Likewise.
12497 (rs6000_output_function_epilogue): Likewise.
12498 (rs6000_register_move_cost): Likewise.
12499 (rs6000_function_value): Likewise.
12500 (rs6000_libcall_value): Likewise.
12502 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12504 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12506 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12508 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12509 Use $MULTIDIR to choose between the kernel and RTP headers,
12510 and use $WIND_BASE and $WIND_USR to locate them.
12512 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12514 * config/i386/i386.c (override_options): Put initialization of
12515 ix86_tune_mask and ix86_arch_mask to the correct place.
12517 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12518 Michael Meissner <michael.meissner@amd.com>
12521 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12522 (ARCHMASK): Define.
12523 (TARGET_CMOVE): Use ARCHMASK.
12524 (TARGET_CMPXCHG): Ditto.
12525 (TARGET_CMPXCHG8B): Ditto.
12526 (TARGET_XADD): Ditto.
12527 (TARGET_BSWAP): Ditto.
12528 * config/i386/i386.c (ix86_tune_mask): New global variable.
12529 (ix86_arch_mask): Ditto.
12530 (override_options): Initialize ix86_tune_mask and
12531 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12534 2007-03-02 Ben Elliston <bje@au.ibm.com>
12537 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12539 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12541 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12542 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12543 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12544 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12546 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12547 rs6000_init_dwarf_reg_sizes_extra): New.
12548 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12549 SPE register high parts.
12551 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12553 * Makefile.in: Add install-pdf target as
12554 copied from automake v1.10 rules.
12555 * configure.ac: Add install-pdf to target list.
12556 * configure: Regenerate.
12558 2007-03-01 Paul Brook <paul@codesourcery.com>
12560 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12561 modes to LDRD for DImode.
12562 (output_move_double): Fixup out of range ldrd/strd.
12563 (vfp_secondary_reload_class): Rename...
12564 (coproc_secondary_reload_class): ... to this. Add wb argument.
12565 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12566 coproc_secondary_reload_class for CLASS_IWMMXT.
12567 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12568 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12570 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12572 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12573 unroll factor by the estimated number of iterations.
12574 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12575 than prefetch latency.
12577 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12578 decode_caches_intel, detect_caches_intel): New functions.
12579 (host_detect_local_cpu): Use detect_caches_amd and
12580 detect_caches_intel.
12582 2007-03-01 Richard Henderson <rth@redhat.com>
12584 * expr.c (emit_move_complex_push): Export.
12585 (emit_move_complex_parts): Split out from ...
12586 (emit_move_complex): ... here.
12587 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12588 * config/i386/i386.md (movcdi): New.
12590 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12592 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12593 size of mode1 to check for tieable modes in MMX case.
12595 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12597 * Makefile.in (rtlanal.o): Depend on tree.h.
12598 * rtl.h (offset_within_section_p, split_const): Declare.
12599 * rtlanal.c: Include tree.h.
12600 (offset_within_block_p): New function, taken from
12601 mips_offset_within_object_p.
12602 (split_const): New function, taken from mips_split_const.
12603 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12605 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12606 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12607 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12608 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12609 (m68k_illegitimate_symbolic_constant_p): New function.
12610 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12611 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12612 symbolic constant that might be outside the symbol's section,
12613 move the symbol first and then add the offset.
12614 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12616 * config/mips/mips.c (mips_split_const): Delete.
12617 (mips_offset_within_object_p): Delete.
12618 (mips_symbolic_constant_p): Use offset_within_section_p and
12619 split_const instead of mips_offset_within_object_p and
12621 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12622 (mips_legitimize_const_move, print_operand_reloc)
12623 (mips_dangerous_for_la25_p): Use split_const instead of
12626 2007-02-28 Eric Christopher <echristo@apple.com>
12628 * Makefile.in (install-include-dir): Don't rm -rf include.
12630 2007-02-28 Richard Guenther <rguenther@suse.de>
12632 PR middle-end/30364
12633 * fold-const.c (fold_binary): Do not associate expressions
12634 with more than one variable for integer types that do not wrap.
12636 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12638 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12639 Delete, and replace with...
12640 (fold_builtin_call_array): This. Update callers to use it.
12641 * fold-const.c (fold_build_call_list): Delete, and replace with...
12642 (fold_build_call_array): This.
12643 (fold_build_call_list_initializer): Delete, and replace with...
12644 (fold_build_call_array_initializer): This.
12645 * tree.h: Update declarations to reflect above changes.
12647 * c-typeck.c (build_function_call): Store converted arguments
12648 in a stack-allocated array instead of building a list.
12649 (convert_arguments): Store arguments in the array passed in as an
12650 argument, and return the actual number of arguments.
12651 * c-format.c: (check_function_format): Pass arguments in an
12652 array instead of a list.
12653 * c-common.c (check_function_nonnull): Likewise.
12654 (check_function_sentinel): Likewise.
12655 (check_function_arguments): Likewise.
12656 * c-common.h: Update declarations to reflect above changes.
12658 2007-02-28 Jan Hubicka <jh@suse.cz>
12660 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12661 PRED_NEGATIVE_RETURN): Update outcomes.
12663 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12665 * calls.c (emit_library_call_value_1): Handle partial registers
12666 correctly when building up CALL_INSN_FUNCTION_USAGE.
12668 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12670 * pa/predicates.md (move_src_operand): Allow zero for mode.
12671 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12674 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12677 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12678 *movv2df_internal): Enable pattern only for valid operand
12680 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12681 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12683 2007-02-27 Mike Stump <mrs@apple.com>
12685 * config/darwin-crt3.c: Avoid compilation when compiling for a
12688 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12690 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12692 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12693 for fixed headers and limits.h.
12694 (install-include-dir, install-headers-tar, install-headers-cpio,
12695 install-headers-cp, real-install-headers-tar,
12696 real-install-headers-cpio, real-install-headers-cp): Handle
12697 include-fixed as well as include.
12698 (install-mkheaders): Don't install files that go only in include
12700 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12701 from GCC_INCLUDE_DIR.
12702 * gcc.c (process_command): Remove special -BstageN/ handling.
12703 (do_spec_1): Add include-fixed directories.
12705 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12707 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12709 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12711 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12714 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12716 * c-common.c (get_priority): Add check for
12717 SUPPORTS_INIT_PRIORITY.
12719 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12721 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12723 * config/bfin/bfin.c: Include "cfglayout.h".
12724 (MAX_LSETUP_DISTANCE): New macro.
12725 (struct loop_info): New members incoming, incoming_src and
12726 incoming_dest. Delete member predecessor.
12727 (length_for_loop): New function.
12728 (bfin_optimize_loop): Handle more different loop structures.
12729 (bfin_discover_loop): Rework detection of predecessor blocks by
12730 examining incoming edges.
12731 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12733 (bfin_reorder_loops): New function.
12734 (bfin_reorg_loops): Use these three new functions.
12736 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12737 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12738 (CONSTRAINT_LEN): Add entry for 'q'.
12739 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12740 Add 'q' constraints.
12741 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12742 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12744 * config/bfin/bfin.md (add_with_carry): New pattern.
12745 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12746 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12747 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12748 support unsigned multiplies too. Removed incorrect commutativity from
12749 operand 1 constraint where appropriate.
12750 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12752 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12753 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12755 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12756 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12757 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12758 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12759 usmulhisi_hh_huh): New patterns.
12761 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12762 lshifthi3): Fix output template to use half reg for operand 2.
12764 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12767 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12769 2007-02-27 Andreas Schwab <schwab@suse.de>
12771 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12773 2007-02-27 Jan Hubicka <jh@suse.cz>
12775 * predict.c (last_basic_block_p): Remove.
12776 (tree_estimate_probability): Update return heuristic for commonized
12779 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12781 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12783 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12785 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12786 * doc/cpp.texi: Standardize title page.
12787 * doc/cppinternals.texi: Likewise.
12788 * doc/gcc.texi: Standardize title page, remove version number
12789 from copyright page.
12790 * doc/gccint.texi: Likewise.
12791 * doc/install.texi: Standardize title page, add table of
12794 2007-02-26 Jan Hubicka <jh@suse.cz>
12796 * predict.def: Set outcomes according to more recent results.
12797 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12798 Remove dead predictors.
12799 * predict.c (return_prediction): Fix pasto.
12801 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12803 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12804 change; avoid a memory leak when returning early.
12806 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12808 * c-decl.c (static_ctors): Move to c-common.c.
12809 (static_dtors): Likewise.
12810 (finish_function): Use c_record_cdtor_fn.
12811 (build_cdtor): Move to c-common.c.
12812 (c_write_global_declarations): Use c_build_cdtor_fns.
12813 * c-common.h (static_ctors): Declare.
12814 (static_dtors): Likewise.
12815 (c_record_cdtor_fn): Likewise.
12816 (c_build_cdtor_fns): Likewise.
12817 * c-common.c (static_ctors): New variable.
12818 (static_dtors): Likewise.
12819 (c_record_cdtor_fn): New function.
12820 (build_cdtor): Move from c-decl.c
12821 (c_build_cdtor_fns): New function.
12823 * output.h (assemble_addr_to_section): Declare.
12824 (get_cdtor_priority_section): Likewise.
12825 * varasm.c (assemble_addr_to_section): New function.
12826 (get_cdtor_priority_section): Likewise.
12827 (default_named_section_asm_out_destructor): Use them.
12828 (destor_dtor_section_asm_out_destructor): Likewise.
12829 (default_named_section_asm_out_constructor): Likewise.
12830 (default_ctor_section_asm_out_constructor): Likewise.
12831 * config.gcc (*-*-vxworks*): Include vxworks.o.
12832 * config/t-vxworks (vxworks.o): New target.
12833 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12834 (TARGET_ASM_CONSTRUCTOR): Define.
12835 (TARGET_ASM_DESTRUCTOR): Likewise.
12836 (vxworks_asm_out_constructor): Declare.
12837 (vxworks_asm_out_destructor): Likewise.
12839 * c-common.c (get_priority): Check that we have not just an
12840 INTEGER_CST, but an integer constant with integeral type.
12842 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12844 PR tree-optimization/30938
12845 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12846 use &dt[nargs-1] instead of &dt[nargs] in the call to
12847 vect_is_simple_use().
12849 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12851 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12852 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12853 Do not attempt to handle MEM inside auto-inc expressions.
12854 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12855 of a register modified by an auto-inc expression. However, do handle
12856 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12857 (elimination_effects): Prohibit elimination of a register modified
12858 by an auto-inc expression. Disable register elimination rules whose
12859 target register is modified by an auto-inc expression with variable
12862 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12864 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12866 (array_at_struct_end_p): New function.
12867 (idx_infer_loop_bounds): Use it.
12868 (estimate_numbers_of_iterations_loop): Export.
12869 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12870 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12871 (tree_estimate_probability): Call record_loop_exits.
12872 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12873 (estimated_loop_iterations, estimated_loop_iterations_int,
12874 estimated_loop_iterations_tree): New functions.
12875 (analyze_siv_subscript_cst_affine,
12876 compute_overlap_steps_for_affine_1_2,
12877 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12878 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12879 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12880 (PRED_LOOP_ITERATIONS_GUESSED): New.
12881 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12882 * cfgloop.h (estimate_numbers_of_iterations_loop,
12883 estimated_loop_iterations_int): Declare.
12885 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12887 * doc/extend.texi: Document optional priority argument to
12888 constructors and destructors.
12889 * tree.c (init_priority_for_decl): Adjust GTY markers.
12890 (init_ttree): Use priority-info hash functions for
12891 init_priority_for_decl.
12892 (tree_map_eq): Rename to ...
12893 (tree_map_base_eq): ... this.
12894 (tree_map_marked_p): Rename to ...
12895 (tree_map_base_marked_p): ... this.
12896 (tree_map_base_hash): New function.
12897 (decl_init_priority_lookup): Rework.
12898 (decl_fini_priority_lookup): New function.
12899 (decl_priority_info): New function.
12900 (decl_init_priority_insert): Use it.
12901 (decl_fini_priority_insert): Likewise.
12902 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12904 (decl_restrict_base_insert): Likewise.
12905 (decl_debug_expr_insert): Likewise.
12906 (decl_value_expr_lookup): Likewise.
12907 (decl_value_expr_insert): Likewise.
12908 * tree.h (priority_type): New type.
12909 (decl_init_priority_lookup): Use priority_type.
12910 (decl_fini_priority_lookup): New function.
12911 (decl_init_priority_insert): Use priority_type.
12912 (decl_fini_priority_insert): New function.
12913 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12914 (DECL_INIT_PRIORITY): Likewise.
12915 (SET_DECL_INIT_PRIORITY): Add comment.
12916 (DECL_FINI_PRIORITY): New macro.
12917 (SET_DECL_FINI_PRIORITY): Likewise.
12918 (DEFAULT_INIT_PRIORITY): Document.
12919 (MAX_INIT_PRIORITY): Likewise.
12920 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12921 (tree_map_base): New type.
12922 (tree_map_base_eq): New function.
12923 (tree_map_base_hash): Likewise.
12924 (tree_map_base_marked_p): Likewise.
12925 (tree_map): Inherit from tree_map_base.
12926 (tree_map_eq): Make it a macro.
12927 (tree_map_marked_p): Likewise.
12928 (tree_int_map): Inherit from tree_map_base.
12929 (tree_int_map_eq): Make it a macro.
12930 (tree_int_map_hash): Likewise.
12931 (tree_int_map_marked_p): Likewise.
12932 (tree_priority_map): New type.
12933 (tree_priority_map_eq): New macro.
12934 (tree_priority_map_hash): Likewise.
12935 (tree_priority_map_marked_p): Likewise.
12936 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12938 (emutls_common_1): Likewise.
12939 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12940 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12941 of tree_map hierarchy.
12942 * tree-cfg.c (move_stmt_r): Likewise.
12943 (new_label_mapper): Likewise.
12944 * c-tree.h (c_expand_body): Move to ...
12945 * c-common.h (c_expand_body): ... here.
12946 * c-decl.c (c_expand_body): Move to ...
12947 * c-common.c (c_expand_body): ... here.
12948 (c_common_attribute_table): Allow 1 argument for the constructor
12949 and destructor attributes.
12950 (get_priority): New function.
12951 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12952 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12954 2007-02-24 Jan Hubicka <jh@suse.cz>
12956 PR middle-end/30509
12957 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12958 copying for inlining.
12960 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12961 Jan Hubicka <jh@suse.cz>
12964 * i386.c (counter_mode): New function.
12965 (expand_set_or_movmem_via_loop): Use it.
12966 (expand_movmem_epilogue): Likewise; fix pasto.
12967 (ix86_expand_movmem): Do emit guard even for constant counts.
12968 (ix86_expand_setmem): Likewise.
12970 2007-02-25 Nick Clifton <nickc@redhat.com>
12972 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12973 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12975 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12978 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12979 count argument with 0x10, not with 0x16.
12980 (expand_setmem_epilogue): Ditto.
12982 2007-02-24 Mike Stump <mrs@apple.com>
12984 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12987 2007-02-24 Richard Guenther <rguenther@suse.de>
12989 PR middle-end/30951
12990 * fold-const.c (fold_binary): Fold x +- CST op x for
12991 EQ_EXPR and NE_EXPR.
12993 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12995 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12997 2007-02-24 Jan Hubicka <jh@suse.cz>
12999 * cgraphunit.c (decide_is_function_needed): Honor
13000 -fkeep-inline-functions.
13002 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13004 * builtins.c (fold_builtin_modf): New.
13005 (fold_builtin_2): Use it.
13007 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13009 * loop-iv.c (implies_p): Detect additional cases where A implies B.
13010 (determine_max_iter): Take additional LOOP arg; all callers changed.
13011 Lose broken logic dealing with PLUS. Try to limit the upper bound by
13012 one using simplifications.
13013 (simplify_using_initial_values): Return if the expression becomes
13014 invalid due to altered regs.
13016 2007-02-23 DJ Delorie <dj@redhat.com>
13018 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
13020 2007-02-23 Mike Stump <mrs@apple.com>
13022 * tlink.c (scan_linker_output): Parse linker messages from
13023 darwin9's linker better.
13025 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13028 * varpool.c (varpool_assemble_pending_decls): Set
13029 varpool_last_needed_node to null.
13031 2007-02-23 DJ Delorie <dj@redhat.com>
13033 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13034 alignment bigger than the object file can handle.
13036 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13039 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13040 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13041 (*movsf_1): Penalize MMX moves.
13043 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13045 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13046 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13048 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13050 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13052 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13053 (fold_builtin_1): Use them.
13054 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13055 BUILT_IN_SIGNIFICAND.
13057 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13059 * config/i386/i386.c (bdesc_1arg): Initialize
13060 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13061 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13062 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13063 and IX86_BUILTIN_MOVSLDUP.
13065 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13067 PR rtl-optimization/30841
13068 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13070 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13072 * builtins.c (fold_builtin_frexp): New.
13073 (fold_builtin_2): Use it.
13075 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13077 * doc/invoke.texi (Spec Files): Document getenv spec function.
13079 * gcc.c (getenv_spec_function): New function.
13080 (static_spec_functions): Add it.
13081 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13082 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13085 2007-02-22 Michael Matz <matz@suse.de
13088 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13089 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13091 2007-02-22 Ian Lance Taylor <iant@google.com>
13094 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13095 (mem_loc_descriptor): Call it.
13097 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13098 Ira Rosen <irar@il.ibm.com>
13100 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13102 2007-02-22 Ira Rosen <irar@il.ibm.com>
13104 PR tree-optimization/30843
13105 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13106 stores only after all the group is vectorized.
13108 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13110 PR tree-optimization/30858
13111 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13112 in the reduction cycle have a single use in the loop.
13113 * tree-vectorizer.h (relevant): Add documentation.
13115 2007-02-20 Mike Stump <mrs@apple.com>
13117 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13118 * configure: Regenerate.
13120 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13122 Change the defaults of some parameters and options.
13123 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13124 * config/spu/spu.c (spu_optimization_options): Add.
13125 (spu_override_options): Change params in spu_optimization_options.
13126 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13128 Register 127 is only 16 byte aligned when used as a frame pointer.
13129 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13130 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13131 HARD_FRAME_POINTER_REGNUM.
13132 (spu_legitimate_address): Use regno_aligned_for_reload.
13133 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13134 aligned when frame_pointer_needed is true.
13135 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13137 * config/spu/spu.h (INIT_EXPANDERS): Define.
13139 Make sure shift and rotate instructions have valid immediate operands.
13140 * config/spu/predicates.md (spu_shift_operand): Remove.
13141 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13142 * config/spu/constraints.md (W, O): Extend range.
13143 * config/spu/spu.md (umask, nmask): Define.
13144 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13145 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13146 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13147 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13148 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13149 (lshr<mode>3_reg): Fix rtl description.
13151 Make sure mulhisi immediate operands are valid.
13152 * config/spu/predicates.md (imm_K_operand): Add.
13153 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13155 Generate constants using fsmbi and andi.
13156 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13157 (print_operand, spu_split_immediate, classify_immediate,
13158 fsmbi_const_p): Handle IC_FSMBI2.
13160 Correctly handle a CONST_VECTOR containing symbols.
13161 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13162 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13163 (immediate_load_p): Allow symbols that use 2 instructions to create.
13164 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13165 with symbols when flag_pic is set.
13166 (const_vector_immediate_p): New.
13167 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13168 accept a CONST_VECTOR with symbols.
13169 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13170 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13172 * config/spu/spu.md (high, low): Delete.
13173 (low_<mode>): Define.
13175 Remove INTRmode and INTR_REGNUM, which didn't work.
13176 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13178 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13179 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13180 peephole2 pattern): Don't use INTR or 131.
13181 (movintrcc): Delete.
13182 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13183 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13184 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13185 (UNSPEC_SET_INTR): Add.
13186 * config/spu/spu-modes.def (INTR): Remove.
13188 More accurate warnings about run-time relocations.
13189 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13191 Correctly warn about immediate arguments to specific intrinsics.
13192 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13193 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13194 the instruction predicate.
13196 Fix tree check errors with latest update.
13197 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13199 (spu_expand_builtin): Use CALL_EXPR_FN.
13201 Add missing specific intrinsics.
13202 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13204 * config/spu/spu_internals.h: Ditto.
13206 Fix incorrect operand modifiers.
13207 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13208 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13210 Optimize one case of zero_extend of a vec_select.
13211 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13213 Accept any immediate for hbr.
13214 * config/spu/spu.md (hbr): Change s constraints to i.
13216 2007-02-21 Paul Brook <paul@codesourcery.com>
13218 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13219 condexec_count when skipping USE and CLOBBER.
13221 2007-02-21 Nick Clifton <nickc@redhat.com>
13223 * common.opt (Warray-bounds): Add Warning attribute.
13224 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13226 (fsized-zeroes): Add Optimization attribute.
13227 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13228 * c.opt (Wc++0x-compat): Add Warning attribute.
13230 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13232 PR middle-end/30761
13233 * reload1.c (eliminate_regs_in_insn): In the single_set special
13234 case, attempt to re-recognize the insn before falling back to
13235 having reload fix it up.
13237 2007-02-20 Eric Christopher <echristo@gmail.com>
13239 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13240 Rewrite accordingly.
13241 (frv_read_iacc_argument): Ditto.
13242 (frv_expand_set_builtin): Take a call instead of arglist, update for
13244 (frv_expand_unop_builtin): Ditto.
13245 (frv_expand_binop_builtin): Ditto.
13246 (frv_expand_cut_builtin): Ditto.
13247 (frv_expand_binopimm_builtin): Ditto.
13248 (frv_expand_voidbinop_builtin): Ditto.
13249 (frv_expand_int_void2arg): Ditto.
13250 (frv_expand_prefetches): Ditto.
13251 (frv_expand_voidtriop_builtin): Ditto.
13252 (frv_expand_voidaccop_builtin): Ditto.
13253 (frv_expand_load_builtin): Ditto.
13254 (frv_expand_store_builtin): Ditto.
13255 (frv_expand_mdpackh_builtin): Ditto.
13256 (frv_expand_mclracc_builtin): Ditto.
13257 (frv_expand_mrdacc_builtin): Ditto.
13258 (frv_expand_mwtacc_builtin): Ditto.
13259 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13262 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13264 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13265 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13267 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13268 point instructions.
13269 * configure: Regenerate.
13270 * config.in: Regenerate.
13271 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13272 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13273 masks to power6 and power6x and to POWERPC_MASKS.
13274 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13276 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13277 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13278 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13279 Access PROTOTYPE as variable, not mask.
13281 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13283 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13284 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13285 * combine.c (adjust_for_new_dest): Use it.
13286 * postreload.c (reload_combine): Likewise.
13288 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13290 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13291 notes on an insn with multiple sets, even if single_set returns
13292 non-NULL for that insn.
13294 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13296 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13297 scalbn and scalbln.
13299 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13301 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13302 if user didn't pass it.
13303 * config/i386/darwin.h (CC1_SPEC): Likewise.
13304 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13305 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13306 -mmacosx-version-min.
13308 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13309 Uros Bizjak <ubizjak@gmail.com>
13311 * optabs.h (enum optab_index): Add new OTI_scalb.
13312 (scalb_optab): Define corresponding macro.
13313 * optabs.c (init_optabs): Initialize scalb_optab.
13314 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13316 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13317 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13318 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13319 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13320 flag_unsafe_math_optimizations is set.
13322 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13323 to implement scalbf, scalb and scalbl built-ins as inline x87
13326 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13327 DJ Delorie <dj@redhat.com>
13330 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13331 (diagnostic_report_diagnostic): ... here, and turn them into real
13332 errors. If warnings are inhibited, no need to do anything.
13334 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13336 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13337 better code generation.
13339 2007-02-20 Ben Elliston <bje@au.ibm.com>
13341 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13343 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13345 * config/alpha/alpha.c, config/alpha/alpha.md,
13346 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13347 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13348 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13349 config/arm/lib1funcs.asm: Follow spelling conventions.
13351 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13352 config/fr30/fr30.md, config/i386/i386.h,
13353 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13354 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13355 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13356 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13357 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13358 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13359 config/sparc/sparc.c, config/sparc/sparc.h,
13360 config/sparc/sparc.md, config/spu/constraints.md,
13361 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13364 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13367 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13370 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13372 * doc/invoke.texi (-ftree-lrs): Remove.
13374 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13376 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13379 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13381 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13382 new CALL_EXPR_FN macro for retrieving the function
13383 declaration of the input expression.
13385 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13387 * c.opt (Waddress): New.
13388 * common.opt (Walways-true): Delete.
13389 (Wstring-literal-comparison): Delete.
13390 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13391 -Wstring-literal-comparison. Add -Waddress.
13393 (Walways-true): Delete.
13394 (Wstring-literal-comparison): Delete.
13395 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13396 consistently instead of -Walways-true in example.
13397 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13398 * c-typeck.c (parser_build_binary_op): Replace
13399 -Wstring-literal-comparison and -Walways-true with -Waddress.
13400 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13403 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13405 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13406 without DECL_STRUCT_FUNCTION initialized.
13408 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13410 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13411 due to calls to functions taking pointers as parameters.
13413 2007-02-19 Richard Henderson <rth@redhat.com>
13416 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13419 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13421 * config/s390/s390.c (s390_call_saved_register_used,
13422 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13423 accessed to the new scheme.
13425 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13427 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13428 (cris_print_index, cris_print_operand, cris_print_operand_address)
13429 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13430 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13431 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13432 GET_CODE () == xxx.
13433 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13434 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13435 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13436 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13437 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13438 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13439 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13440 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13441 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13442 (uminsi3, call, call_value): Ditto.
13443 (define_split: indir_to_reg_split, unnamed): Ditto.
13445 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13447 PR tree-optimization/30975
13448 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13451 2007-02-18 Eric Christopher <echristo@gmail.com>
13453 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13454 Remove use of arglist.
13455 (mips_expand_builtin): Remove use of arglist, pass in expr.
13456 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13457 (mips_expand_builtin_movtf): Ditto.
13458 (mips_expand_builtin_compare): Ditto.
13460 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13462 * tree-sra.c (sra_build_assignment): Replace assertion
13463 checking with a comment explaining why it can't be done.
13465 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13467 PR middle-end/30833
13468 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13469 during CALL_EXPR representation conversion.
13470 * tree-ssa-propagate.c (set_rhs): Likewise.
13472 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13474 * tree-sra.c (sra_build_assignment): Disable assertion checking
13477 2007-02-18 Roger Sayle <roger@eyesopen.com>
13479 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13480 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13481 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13483 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13484 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13485 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13486 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13487 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13488 force_gimple_operand): Likewise.
13489 * ipa-cp.c (constant_val_insert): Likewise.
13490 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13491 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13492 perfect_nestify): Likewise.
13493 * langhooks.c (lhd_omp_assignment): Likewise.
13494 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13495 lower_copyprivate_clauses, lower_send_clauses,
13496 lower_send_shared_vars, expand_parallel_call,
13497 expand_omp_for_generic, expand_omp_for_static_nochunk,
13498 expand_omp_for_static_chunk, expand_omp_sections,
13499 lower_omp_single_copy, lower_omp_for_lastprivate,
13500 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13501 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13502 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13505 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13507 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13508 config/sh/sh.md: Follow spelling conventions.
13510 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13511 config/frv/predicates.md: Follow spelling conventions.
13513 * config/m68k/linux-unwind.h: Fix a comment typo.
13514 * target.h: Follow spelling conventions.
13516 2007-02-18 Roger Sayle <roger@eyesopen.com>
13518 PR rtl-optimization/28173
13519 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13520 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13521 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13522 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13523 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13525 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13527 * builtins.c (fold_builtin_load_exponent): New.
13528 (fold_builtin_2): Use it.
13530 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13532 PR rtl-optimization/30773
13533 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13534 if we fail to attach a REG_EQUIV note.
13536 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13537 Roger Sayle <roger@eyesopen.com>
13539 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13541 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13543 * calls.c (initialize_argument_information): Pass original EXP
13544 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13545 code to split complex arguments here, as part of initializing the
13547 (expand_call): Remove code that builds a list of arguments and
13548 inserts implicit arguments into it. Instead, just count how many
13549 implicit arguments there will be so we can determine the size of
13550 the ARGS array, and let initialize_argument_information do the work.
13551 (split_complex_values): Delete unused function.
13553 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13555 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13557 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13559 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13560 for arg pointer based indexed addressing.
13562 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13564 * config/ia64/ia64.h, config/ia64/ia64.md,
13565 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13566 spelling conventions.
13568 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13570 * config/m68k/m68k.c (split_di): New.
13571 * config/m68k/m68k-protos.h: Declare split_di.
13572 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13573 Improve predicate handling and split constant shifts.
13575 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13577 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13578 parameter for register bitfield operations, general predicates
13581 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13583 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13584 * config/m68k/linux-unwind.h: New file.
13586 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13588 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13589 config/i386/athlon.md, config/ia64/ia64.md,
13590 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13591 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13592 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13593 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13594 tree-vect-transform.c: Fix comment typos.
13596 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13598 * sched-deps.c (find_insn_list): Remove.
13599 * sched-int.h: Remove the prototype for find_insn_list.
13601 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13603 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13605 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13606 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13607 darwin_rs6000_override_options.
13608 (C_COMMON_OVERRIDE_OPTIONS): Expect
13609 darwin_macosx_version_min to be non-NULL always.
13610 (TARGET_C99_FUNCTIONS): Likewise.
13611 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13612 (DARWIN_MINVERSION_SPEC): New.
13613 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13614 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13616 (DARWIN_MINVERSION_SPEC): New.
13617 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13619 * config/darwin-c.c (darwin_cpp_builtins): Expect
13620 darwin_macosx_version_min to be non-NULL always.
13622 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13624 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13626 * config/i386/i386.h (x86_use_xchgb): New.
13627 (TARGET_USE_XCHGB): New macro.
13628 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13629 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13630 Split after reload into bswaphi for shifts of 8.
13631 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13632 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13633 or when optimizing for size.
13635 2007-02-16 Richard Guenther <rguenther@suse.de>
13636 Christian Bruel <christian.bruel@st.com>
13638 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13639 DECLs but prefer SSA_NAMEs over DECLs.
13641 2007-02-16 Richard Guenther <rguenther@suse.de>
13643 * tree-flow-inline.h (single_imm_use_p): Remove.
13644 (zero_imm_uses_p): Likewise.
13645 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13646 instead of single_imm_use_p.
13647 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13650 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13653 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13654 nested double- and backquotes.
13656 2007-02-15 Roger Sayle <roger@eyesopen.com>
13658 PR middle-end/30391
13659 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13660 should be unreachable.
13661 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13662 For the time being redirect GIMPLE_MODIFY_STMT to the new
13663 (renamed) build_gimple_modify_stmt_stat.
13664 (build2_gimple_stat): Rename to...
13665 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13666 Always build a GIMPLE_MODIFY_STMT node.
13667 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13668 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13671 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13672 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13673 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13674 expand_complex_div_wide): Likewise.
13675 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13676 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13677 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13678 * tree-ssa-loop-manip.c (create_iv): Likewise.
13679 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13680 abs_replacement): Likewise.
13681 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13682 realify_fake_stores): Likewise.
13684 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13685 node rather than a GIMPLE_MODIFY_STMT node.
13686 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13687 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13689 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13690 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13691 GIMPLE_MODIFY_STMT.
13693 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13695 PR middle-end/30433
13696 * fold-const.c (fold_comparison): Add back the
13697 folding of constant complex comparisions.
13699 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13701 PR middle-end/30729
13702 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13703 effects unknown to this function, return early.
13705 2007-02-15 Ian Lance Taylor <iant@google.com>
13707 * lower-subreg.c (move_eh_region_note): New static function.
13708 (resolve_simple_move): Call it.
13709 (decompose_multiword_subregs): Track blocks for which we resolve a
13710 simple move which is also a control flow insn. Pass them to
13711 find_many_sub_basic_blocks.
13712 (pass_lower_subreg): Add TODO_verify_flow.
13713 (pass_lower_subreg2): Likewise.
13715 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13716 Brooks Moses <brooks.moses@codesourcery.com>
13717 Lee Millward <lee.millward@codesourcery.com>
13719 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13720 (VL_EXP_CLASS_P): New.
13721 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13723 (TREE_OPERAND_CHECK_CODE): Likewise.
13724 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13725 (TREE_RTL_OPERAND_CHECK): Likewise.
13726 (tree_operand_check_failed): Make second parameter the whole tree
13727 instead of its code. Fixed callers.
13728 (VL_EXP_CHECK): New.
13729 (TREE_OPERAND_LENGTH): New.
13730 (VL_EXP_OPERAND_LENGTH): New.
13731 (CALL_EXPR_FN): New.
13732 (CALL_EXPR_STATIC_CHAIN): New.
13733 (CALL_EXPR_ARGS): New.
13734 (CALL_EXPR_ARG): New.
13735 (call_expr_nargs): New.
13736 (CALL_EXPR_ARGP): New.
13737 (build_nt_call_list): Declare.
13738 (build_vl_exp_stat): Declare.
13739 (build_vl_exp): New.
13740 (build_call_list): Declare.
13741 (build_call_nary): Declare.
13742 (build_call_valist): Declare.
13743 (build_call_array): Declare.
13744 (call_expr_arg): Declare.
13745 (call_expr_argp): Declare.
13746 (call_expr_arglist): Declare.
13747 (fold_build_call_list): Declare.
13748 (fold_build_call_list_initializer): Declare.
13749 (fold_call_expr): Declare to replace fold_builtin.
13750 (fold_builtin_fputs): Update to agree with modified definition.
13751 (fold_builtin_strcpy): Likewise.
13752 (fold_builtin_strncpy): Likewise.
13753 (fold_builtin_memory_chk): Likewise.
13754 (fold_builtin_stxcpy_chk): Likewise.
13755 (fold_builtin_strncpy_chk): Likewise.
13756 (fold_builtin_next_arg): Likewise.
13757 (fold_build_call_expr): Declare.
13758 (fold_builtin_call_list): Declare.
13759 (fold_builtin_call_valist): Declare.
13760 (build_call_expr): Declare.
13761 (validate_arglist): Update to agree with modified definition.
13762 (tree_operand_length): New.
13763 (call_expr_arg_iterator): New.
13764 (init_call_expr_arg_iterator): New.
13765 (next_call_expr_arg): New.
13766 (first_call_expr_arg): New.
13767 (more_call_expr_args_p): New.
13768 (FOR_EACH_CALL_EXPR_ARG): New.
13770 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13771 and tcc_gimple_stmt.
13772 (tree_code_size): Update documentation. Use sizeof (tree) rather
13773 than sizeof (char *).
13774 (tree_size): Likewise. Add case for tcc_vl_exp.
13775 (tree_node_structure): Add case for tcc_vl_exp.
13776 (contains_placeholder_p): Likewise.
13777 (substitute_in_expr): Likewise.
13778 (substitute_placeholder_in_expr): Likewise.
13779 (stabilize_reference_1): Likewise.
13780 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13781 to diagnose breakage of this interface for constructing CALL_EXPRs.
13782 (build_nt): Add similar assertion here.
13783 (build_nt_call_list): New.
13784 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13785 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13787 (get_callee_fndecl): Use new CALL_EXPR accessors.
13788 (tree_operand_check_failed): Change parameters to pass entire node
13789 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13790 (process_call_operands): New.
13791 (build_vl_exp_stat): New.
13792 (build_call_list): New.
13793 (build_call_nary): New.
13794 (build_call_valist): New.
13795 (build_call_array): New.
13796 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13797 (call_expr_arglist): New.
13799 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13800 tcc_vl_exp instead of a fixed-size tcc_expression.
13802 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13803 accessors for CALL_EXPRs.
13804 (AGGR_INIT_EXPR): Likewise.
13806 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13807 Brooks Moses <brooks.moses@codesourcery.com>
13808 Lee Millward <lee.millward@codesourcery.com>
13810 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13811 (expand_builtin_nonlocal_goto): Change parameter to be entire
13812 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13813 (expand_builtin_prefetch): Likewise.
13814 (expand_builtin_classify_type): Likewise.
13815 (mathfn_built_in): Return NULL_TREE instead of 0.
13816 (expand_errno_check): Use new CALL_EXPR accessors.
13817 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13818 Return NULL_RTX instead of 0.
13819 (expand_builtin_mathfn_2): Likewise.
13820 (expand_builtin_mathfn_3): Likewise.
13821 (expand_builtin_interclass_mathfn): Likewise.
13822 (expand_builtin_sincos): Likewise.
13823 (expand_builtin_cexpi): Likewise.
13824 (expand_builtin_int_roundingfn): Likewise.
13825 (expand_builtin_int_roundingfn_2): Likewise.
13826 (expand_builtin_pow): Likewise.
13827 (expand_builtin_powi): Likewise.
13828 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13829 of arglist, fixing callers appropriately. Use new CALL_EXPR
13830 accessors and constructors. Return NULL_RTX instead of 0.
13831 (expand_builtin_strstr): Likewise.
13832 (expand_builtin_strchr): Likewise.
13833 (expand_builtin_strrchr): Likewise.
13834 (expand_builtin_strpbrk): Likewise.
13835 (expand_builtin_memcpy): Likewise.
13836 (expand_builtin_mempcpy): Likewise.
13837 (expand_builtin_mempcpy_args): New.
13838 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13839 (expand_builtin_memmove_args): New.
13840 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13841 (expand_movstr): Likewise.
13842 (expand_builtin_strcpy): Likewise.
13843 (expand_builtin_strcpy_args): New.
13844 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13845 (expand_builtin_strncpy): Likewise.
13846 (expand_builtin_memset): Likewise.
13847 (expand_builtin_memset_args): New.
13848 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13849 (expand_builtin_memcmp): Likewise.
13850 (expand_builtin_strcmp): Likewise.
13851 (expand_builtin_strncmp): Likewise.
13852 (expand_builtin_strcat): Likewise.
13853 (expand_builtin_strncat): Likewise.
13854 (expand_builtin_strspn): Likewise.
13855 (expand_builtin_strcspn): Likewise.
13856 (expand_builtin_args_info): Likewise.
13857 (expand_builtin_va_start): Likewise.
13858 (gimplify_va_arg_expr): Likewise.
13859 (expand_builtin_va_end): Likewise.
13860 (expand_builtin_va_copy): Likewise.
13861 (expand_builtin_frame_address): Likewise.
13862 (expand_builtin_alloca): Likewise.
13863 (expand_builtin_bswap): Likewise.
13864 (expand_builtin_unop): Likewise.
13865 (expand_builtin_fputs): Likewise.
13866 (expand_builtin_expect): Likewise.
13867 (expand_builtin_fabs): Likewise.
13868 (expand_builtin_copysign): Likewise.
13869 (expand_builtin_printf): Likewise.
13870 (expand_builtin_fprintf): Likewise.
13871 (expand_builtin_sprintf): Likewise.
13872 (expand_builtin_init_trampoline): Likewise.
13873 (expand_builtin_signbit): Likewise.
13874 (expand_builtin_fork_or_exec): Likewise.
13875 (expand_builtin_sync_operation): Likewise.
13876 (expand_builtin_compare_and_swap): Likewise.
13877 (expand_builtin_lock_test_and_set): Likewise.
13878 (expand_builtin_lock_release): Likewise.
13879 (expand_builtin): Likewise.
13880 (builtin_mathfn_code): Likewise.
13882 (fold_builtin_constant_p): Pass call arguments individually instead
13883 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13884 accessors and constructors. Return NULL_TREE instead of 0.
13885 (fold_builtin_expect): Likewise.
13886 (fold_builtin_classify_type): Likewise.
13887 (fold_builtin_strlen): Likewise.
13888 (fold_builtin_nan): Likewise.
13889 (integer_valued_real_p): Likewise.
13890 (fold_trunc_transparent_mathfn): Likewise.
13891 (fold_fixed_mathfn): Likewise.
13892 (fold_builtin_cabs): Likewise.
13893 (fold_builtin_sqrt): Likewise.
13894 (fold_builtin_cbrt): Likewise.
13895 (fold_builtin_cos): Likewise.
13896 (fold_builtin_cosh): Likewise.
13897 (fold_builtin_tan): Likewise.
13898 (fold_builtin_sincos): Likewise.
13899 (fold_builtin_cexp): Likewise.
13900 (fold_builtin_trunc): Likewise.
13901 (fold_builtin_floor): Likewise.
13902 (fold_builtin_ceil): Likewise.
13903 (fold_builtin_round): Likewise.
13904 (fold_builtin_int_roundingfn): Likewise.
13905 (fold_builtin_bitop): Likewise.
13906 (fold_builtin_bswap): Likewise.
13907 (fold_builtin_logarithm): Likewise.
13908 (fold_builtin_hypot): Likewise.
13909 (fold_builtin_pow): Likewise.
13910 (fold_builtin_powi): Likewise.
13911 (fold_builtin_exponent): Likewise.
13912 (fold_builtin_memset): Likewise.
13913 (fold_builtin_bzero): Likewise.
13914 (fold_builtin_memory_op): Likewise.
13915 (fold_builtin_bcopy): Deleted; call site changed to invoke
13916 fold_builtin_memory_op directly.
13917 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13918 (fold_builtin_strncpy): Likewise.
13919 (fold_builtin_memcmp): Likewise.
13920 (fold_builtin_strcmp): Likewise.
13921 (fold_builtin_strncmp): Likewise.
13922 (fold_builtin_signbit): Likewise.
13923 (fold_builtin_copysign): Likewise.
13924 (fold_builtin_isascii): Likewise.
13925 (fold_builtin_toascii): Likewise.
13926 (fold_builtin_isdigit): Likewise.
13927 (fold_builtin_fabs): Likewise.
13928 (fold_builtin_abs): Likewise.
13929 (fold_builtin_fmin_fmax): Likewise.
13930 (fold_builtin_carg): Likewise.
13931 (fold_builtin_classify): Likewise.
13932 (fold_builtin_unordered_cmp): Likewise.
13934 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13935 New functions split out from fold_builtin_1.
13936 (fold_builtin_n): New.
13937 (fold_builtin_varargs): New.
13938 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13940 (fold_call_expr): New.
13941 (build_function_call_expr): Rewrite to use new helper function.
13942 (fold_builtin_call_list): New.
13943 (build_call_expr): New.
13944 (fold_builtin_call_valist): New.
13945 (rewrite_call_expr): New.
13946 (validate_arg): New.
13947 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13948 of an arglist. Change return type to bool. Use new CALL_EXPR
13951 (fold_builtin_strstr): Pass call arguments individually instead
13952 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13953 accessors and constructors. Return NULL_TREE instead of 0.
13954 (fold_builtin_strchr): Likewise.
13955 (fold_builtin_strrchr): Likewise.
13956 (fold_builtin_strpbrk): Likewise.
13957 (fold_builtin_strcat): Likewise.
13958 (fold_builtin_strncat): Likewise.
13959 (fold_builtin_strspn): Likewise.
13960 (fold_builtin_strcspn): Likewise.
13961 (fold_builtin_fputs): Likewise.
13962 (fold_builtin_next_arg): Likewise.
13963 (fold_builtin_sprintf): Likewise.
13965 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13966 NULL_RTX instead of 0.
13967 (expand_builtin_memory_chk): Likewise.
13968 (maybe_emit_chk_warning): Likewise.
13969 (maybe_emit_sprintf_chk_warning): Likewise.
13971 (fold_builtin_object_size): Pass call arguments individually instead
13972 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13973 accessors and constructors. Return NULL_TREE instead of 0.
13974 (fold_builtin_memory_chk): Likewise.
13975 (fold_builtin_stxcpy_chk): Likewise.
13976 (fold_builtin_strncpy_chk): Likewise.
13977 (fold_builtin_strcat_chk): Likewise.
13978 (fold_builtin_strcat_chk): Likewise.
13979 (fold_builtin_strncat_chk): Likewise.
13980 (fold_builtin_sprintf_chk): Likewise.
13981 (fold_builtin_snprintf_chk): Likewise.
13982 (fold_builtin_printf): Likewise.
13983 (fold_builtin_vprintf): Likewise.
13985 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13987 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13988 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13989 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13990 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13991 (fold_unary): Likewise.
13992 (fold_binary): Likewise.
13993 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13994 ternary expressions.
13995 (fold): Add logic for tcc_vl_exp.
13996 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13997 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13998 (fold_build3_stat): Add assertion to flag broken interface for
13999 constructing CALL_EXPRs.
14000 (fold_build_call_list): New.
14001 (fold_build_call_list_initializer): New.
14002 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
14004 (fold_strip_sign_ops): Likewise.
14006 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14007 Brooks Moses <brooks.moses@codesourcery.com>
14008 Lee Millward <lee.millward@codesourcery.com>
14010 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
14011 accessors and dump arguments explicitly.
14013 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
14015 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
14017 (print_call_name): Use new CALL_EXPR accessors.
14019 * print-tree.c (print_node): Add case tcc_vl_exp. Print
14020 CALL_EXPR arguments explicitly instead of as a list. Use
14021 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14023 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14024 (vrp_visit_stmt): Likewise.
14026 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14027 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14029 (force_move_till_expr): Likewise.
14031 * targhooks.c (default_external_stack_protect_fail): Use
14032 build_call_expr instead of build_function_call_expr.
14033 (default_hidden_stack_protect_fail): Likewise.
14035 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14038 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14039 and walk arguments explicitly.
14041 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14042 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14043 (expand_simple_operations): Likewise.
14044 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14046 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14047 of TREE_CODE_LENGTH.
14048 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14050 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14051 instead of TREE_CODE_LENGTH.
14053 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14054 (tree_ic_transform): Likewise.
14055 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14056 parameter instead of arglist. Fix callers.
14057 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14058 (tree_stringops_transform): Likewise.
14059 (tree_indirect_call_to_profile): Likewise.
14060 (tree_stringops_values_to_profile): Likewise.
14062 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14063 (eliminate_tail_call): Likewise.
14065 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14067 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14068 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14070 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14072 * omp-low.c (build_omp_barrier): Use build_call_expr.
14073 (lower_rec_input_clauses): Likewise.
14074 (lower_reduction_clauses): Likewise.
14075 (expand_parallel_call): Likewise.
14076 (maybe_catch_exception): Likewise.
14077 (expand_omp_for_generic): Likewise.
14078 (expand_omp_for_static_nochunk): Likewise.
14079 (expand_omp_sections): Likewise.
14080 (lower_omp_single_simple): Likewise.
14081 (lower_omp_single_copy): Likewise.
14082 (lower_omp_master): Likewise.
14083 (lower_omp_ordered): Likewise.
14084 (lower_omp_critical): Likewise.
14086 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14087 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14089 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14090 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14091 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14093 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14094 and generalize to handle any number of operands.
14095 (chrec_contains_undetermined): Likewise.
14096 (tree_contains_chrecs): Likewise.
14097 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14099 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14101 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14102 fold_call_expr instead of fold_builtin.
14103 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14104 match declarations there.
14105 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14108 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14109 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14111 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14112 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14114 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14117 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14118 (execute_cse_sincos): Use new CALL_EXPR accessors.
14120 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14122 * gimple-low.c (lower_function_body): Use build_call_expr.
14123 (lower_builtin_setjmp): Likewise.
14125 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14126 (set_storage_via_libcall): Likewise.
14127 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14128 instead of TREE_CODE_LENGTH.
14129 (expand_expr_real_1): Use new CALL_EXPR accessors.
14131 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14132 generalize to handle any number of operands.
14133 (TB_parent_eq): Likewise.
14135 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14136 (strip_builtin_expect): Likewise.
14138 * function.c (gimplify_parameters): Use build_call_expr.
14140 * tree-vectorizer.c (vect_is_simple_reduction): Use
14141 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14143 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14144 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14146 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14149 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14150 (gimplify_decl_expr): Likewise.
14151 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14152 Use new CALL_EXPR iterators.
14153 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14154 (gimplify_modify_expr_to_memset): Likewise.
14155 (gimplify_variable_sized_compare): Likewise.
14156 (gimplify_omp_atomic_fetch_op): Likewise.
14157 (gimplify_omp_atomic_pipeline): Likewise.
14158 (gimplify_omp_atomic_mutex): Likewise.
14159 (gimplify_function_tree): Likewise.
14161 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14162 (call_expr_flags): Likewise.
14163 (expand_call): Likewise.
14165 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14166 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14169 * coverage.c (create_coverage): Use build_call_expr.
14171 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14172 (temp_call_expr_obstack): New.
14173 (pool_copy_list): Delete.
14174 (temp_copy_call_expr): New.
14175 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14176 CALL_EXPR accessors. Get rid of special goo for copying argument
14177 lists and use temp_copy_call_expr instead.
14178 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14179 CALL_EXPR accessors.
14180 (create_expression_by_pieces): Likewise. Use build_call_array
14181 to construct the result instead of fold_build3.
14182 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14183 dealing with argument lists.
14184 (init_pre): Remove references to expression_node_pool and
14185 list_node_pool. Init temp_call_expr_obstack instead.
14186 (fini_pre): Remove references to expression_node_pool and
14189 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14190 and walk arguments explicitly instead of as a list.
14192 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14193 (mx_register_decls): Likewise.
14194 (mudflap_register_call): Likewise.
14195 (mudflap_finish_file): Likewise.
14197 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14198 (ipa_callsite_compute_param): Likewise.
14200 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14201 accessors and constructor.
14203 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14204 accessors and constructor.
14205 (convert_tramp_reference): Likewise.
14206 (convert_call_expr): Likewise.
14207 (finalize_nesting_tree_1): Likewise.
14209 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14212 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14214 * tree-inline.c (initialize_inlined_parameters): Pass entire
14215 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14217 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14218 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14220 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14221 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14222 (vectorizable_reduction): Likewise.
14223 (vectorizable_call): Use new CALL_EXPR iterators.
14224 (vectorizable_conversion): Use build_call_expr.
14225 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14226 (vect_gen_widened_results_half): Use build_call_expr.
14227 (vect_setup_realignment): Likewise.
14228 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14230 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14231 (pass_through_call): Likewise.
14232 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14235 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14236 (tree_gen_pow2_profiler): Likewise.
14237 (tree_gen_one_value_profiler): Likewise.
14238 (tree_gen_ic_func_profiler): Likewise.
14239 (tree_gen_average_profiler): Likewise.
14240 (tree_gen_ior_profiler): Likewise.
14242 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14243 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14244 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14246 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14247 of TREE_CODE_LENGTH.
14249 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14250 of TREE_CODE_LENGTH.
14252 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14254 (convert_to_integer): Likewise.
14256 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14259 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14260 Brooks Moses <brooks.moses@codesourcery.com>
14261 Lee Millward <lee.millward@codesourcery.com>
14263 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14265 * config/frv/frv.c (frv_expand_builtin): Likewise.
14266 * config/s390/s390.c (s390_expand_builtin): Likewise.
14268 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14269 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14271 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14272 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14273 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14274 (ix86_expand_store_builtin): Likewise.
14275 (ix86_expand_unop_builtin): Likewise.
14276 (ix86_expand_unop1_builtin): Likewise.
14277 (ix86_expand_sse_compare): Likewise.
14278 (ix86_expand_sse_comi): Likewise.
14279 (ix86_expand_vec_init_builtin): Likewise.
14280 (ix86_expand_vec_ext_builtin): Likewise.
14281 (ix86_expand_vec_set_builtin): Likewise.
14282 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14284 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14285 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14287 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14288 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14289 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14291 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14293 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14294 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14295 arglist. Use new CALL_EXPR accessors. Fix callers.
14296 (altivec_expand_abs_builtin): Likewise.
14297 (rs6000_expand_binop_builtin): Likewise.
14298 (altivec_expand_predicate_builtin): Likewise.
14299 (altivec_expand_lv_builtin): Likewise.
14300 (spe_expand_stv_builtin): Likewise.
14301 (altivec_expand_stv_builtin): Likewise.
14302 (rs6000_expand_ternop_builtin): Likewise.
14303 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14304 (altivec_expand_st_builtin): Likewise.
14305 (altivec_expand_dst_builtin): Likewise.
14306 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14307 arglist. Use new CALL_EXPR accessors. Fix callers.
14308 (altivec_expand_vec_set_builtin): Likewise.
14309 (altivec_expand_vec_ext_builtin): Likewise.
14310 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14311 (spe_expand_builtin): Likewise.
14312 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14313 arglist. Use new CALL_EXPR accessors. Fix callers.
14314 (spe_expand_evsel_builtin): Likewise.
14315 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14316 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14318 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14319 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14320 (arm_expand_unop_builtin): Likewise.
14321 (arm_expand_builtin): Use new CALL_EXPR accessors.
14323 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14326 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14327 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14329 (bfin_expand_unop_builtin): Likewise.
14330 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14332 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14333 Brooks Moses <brooks.moses@codesourcery.com>
14334 Lee Millward <lee.millward@codesourcery.com>
14336 * c-semantics.c (build_stmt): Add internal diagnostic check.
14338 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14339 accessors. Print arguments explicitly instead of as a list.
14341 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14343 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14344 (c_finish_omp_flish): Likewise.
14346 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14347 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14348 instead of TREE_CODE_LENGTH.
14349 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14350 (c_warn_unused_result): Likewise.
14352 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14355 * doc/invoke.texi (Warning Options): Remove
14356 -Werror-implicit-function-declaration.
14357 (Wimplicit-function-declaration): Update description.
14358 * opts.c (common_handle_option): Move handling of -Werror=* to...
14359 (enable_warning_as_error): ...here.
14360 * opts.h (enable_warning_as_error): Declare.
14361 * c-decl.c (implicit_decl_warning): Unless
14362 -Wno-implicit-function-declaration is given, emit a pedwarn if
14363 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14364 * c.opt (Wimplicit-function-declaration): Replace
14365 mesg_implicit_function_declaration with
14366 warn_implicit_function_declaration.
14367 * c-opts.c (c_common_handle_option):
14368 -Werror-implicit-function-declaration is exactly equal as
14369 -Werror=implicit-function-declaration.
14370 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14371 warn_implicit_function_declaration.
14372 (c_common_post_options): -Wimplict-function-declaration is enabled
14373 by default by -std=c99, otherwise is disabled by default.
14374 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14376 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14378 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14379 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14380 former is ignored but not the latter.
14382 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14384 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14385 is made and the reference doesn't use the alias set of its type,
14386 do not create the temporary using that type.
14388 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14390 * jump.c: Remove prototypes for delete_computation and
14391 delete_prior_computation.
14393 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14395 * jump.c (get_label_after): Delete.
14396 (get_label_before, delete_computation, delete_jump,
14397 delete_prior_computation, follow_jumps): Move...
14398 * reorg.c (delete_computation, delete_prior_computation): ... here...
14399 (get_label_before, delete_jump): ... making these static ...
14400 (follow_jumps): ... and simplifying this since it only runs after
14402 * rtl.h (get_label_after, get_label_before, delete_jump,
14403 follow_jumps): Delete prototypes.
14405 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14407 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14409 2007-02-15 Nick Clifton <nickc@redhat.com>
14411 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14412 order to prevent it from being munged by the target.
14414 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14416 * config/i386/i386.md: Remove misleading comment.
14418 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14420 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14421 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14424 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14426 * tree-sra.c (instantiate_missing_elements): Canonicalize
14428 (sra_build_assignment): New.
14429 (generate_copy_inout, generate_element_copy,
14430 generate_element_zero, generate_one_element_init): Use it.
14432 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14434 * tree-sra.c (instantiate_missing_elements): Canonicalize
14436 (sra_build_assignment): New.
14437 (generate_copy_inout, generate_element_copy,
14438 generate_element_zero, generate_one_element_init): Use it.
14440 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14442 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14445 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14447 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14448 types as aggregates not scalars.
14449 * function.c (assign_stack_temp_for_type): Likewise.
14451 2007-02-14 Roger Sayle <roger@eyesopen.com>
14452 Zdenek Dvorak <dvorakz@suse.cz>
14454 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14457 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14459 * passes.c (next_pass_1): Clear the next field of the copied
14462 2007-02-14 Richard Henderson <rth@redhat.com>
14464 * tree-sra.c (early_sra): New.
14465 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14466 (tree_sra_early, pass_sra_early): New.
14467 * tree-pass.h (pass_sra_early): Declare.
14468 * passes.c (init_optimization_passes): Use it.
14470 2007-02-14 Richard Guenther <rguenther@suse.de>
14472 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14474 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14476 PR tree-optimization/30771
14477 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14479 (vect_analyze_operations): Induction phis can now be marked as
14481 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14482 Update documentation accordingly.
14484 2007-02-14 Nick Clifton <nickc@redhat.com>
14486 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14487 most 3 arguments are supported.
14488 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14490 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14492 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14493 Ensure dst->current is valid.
14495 2007-02-13 Paul Brook <paul@codesourcery.com>
14497 * config.gcc: Add arm*-*-uclinux-*eabi.
14498 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14499 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14500 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14501 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14502 (LINK_SPEC): Define.
14503 (LIB_SPEC): Define.
14504 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14506 * config/arm/uclinux-eabi.h: New file.
14507 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14508 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14511 2007-02-13 Ian Lance Taylor <iant@google.com>
14513 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14514 * flags.h (warn_strict_overflow): Declare.
14515 (enum warn_strict_overflow_code): Define.
14516 (issue_strict_overflow_warning): New static inline function.
14517 * opts.c (warn_strict_overflow): New variable.
14518 (common_handle_option): Handle OPT_Wstrict_overflow and
14519 OPT_Wstrict_overflow_.
14520 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14522 * fold-const.c: Include intl.h.
14523 (fold_deferring_overflow_warnings): New static variable.
14524 (fold_deferred_overflow_warning): New static variable.
14525 (fold_deferred_overflow_code): New static variable.
14526 (fold_defer_overflow_warnings): New function.
14527 (fold_undefer_overflow_warnings): New function.
14528 (fold_undefer_and_ignore_overflow_warnings): New function.
14529 (fold_deferring_overflow_warnings_p): New function.
14530 (fold_overflow_warning): New static function.
14531 (make_range): Add strict_overflow_p parameter. Change all
14533 (extract_muldiv, extract_muldiv_1): Likewise.
14534 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14535 tree_expr_nonnegative_p.
14536 (fold_negate_expr): Call fold_overflow_warning.
14537 (fold_range_test): Likewise.
14538 (fold_comparison): Likewise.
14539 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14540 instead of tree_expr_nonnegative_p.
14541 (tree_expr_nonnegative_warnv_p): Rename from
14542 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14543 (tree_expr_nonnegative_p): New function.
14544 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14545 strict_overflow_p parameter.
14546 (tree_expr_nonzero_p): New function.
14547 * passes.c (verify_interpass_invariants): New static function.
14548 (execute_one_pass): Call it.
14549 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14551 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14552 (estimate_numbers_of_iterations): Likewise.
14553 (scev_probably_wraps_p): Likewise.
14554 * tree-ssa-ccp.c: Include "toplev.h".
14555 (evaluate_stmt): Defer fold overflow warnings until we know we are
14557 (struct fold_stmt_r_data): Add stmt field.
14558 (fold_stmt_r): Defer fold overflow warnings until we know we
14560 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14561 (fold_stmt_inplace): Likewise.
14562 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14563 (cleanup_control_expr_graph): Defer fold overflow warnings until
14564 we know we are going to optimize.
14565 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14566 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14568 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14569 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14570 * tree-ssa-loop-manip.c (create_iv): Likewise.
14571 * c-typeck.c (build_conditional_expr): Likewise.
14572 (build_binary_op): Likewise.
14573 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14574 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14575 (extract_range_from_unary_expr): Likewise.
14576 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14577 assuming that signed overflow does not occur.
14578 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14579 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14580 (fold_defer_overflow_warnings): Declare.
14581 (fold_undefer_overflow_warnings): Declare.
14582 (fold_undefer_and_ignore_overflow_warnings): Declare.
14583 (fold_deferring_overflow_warnings_p): Declare.
14584 (tree_expr_nonzero_warnv_p): Declare.
14585 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14586 of warning options.
14587 (Warning Options): Document -Wstrict-overflow.
14588 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14589 (tree-ssa-ccp.o): Likewise.
14590 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14591 (fold-const.o): Depend on intl.h.
14593 2007-02-13 Ian Lance Taylor <iant@google.com>
14595 PR middle-end/30751
14596 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14599 2007-02-13 Stuart Hastings <stuart@apple.com>
14601 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14603 2007-02-13 Richard Henderson <rth@redhat.com>
14605 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14606 handled_component_p before looking for the indirect_ref.
14608 2007-02-13 Richard Henderson <rth@redhat.com>
14610 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14611 remove flags clobber.
14612 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14613 (bswaphi_lowpart): New.
14614 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14615 remove TARGET_BSWAP test. Delete expander of the same name.
14617 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14618 (expand_unop): Use them.
14620 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14622 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14623 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14624 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14625 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14626 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14627 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14628 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14629 assembler dialect choice from asm templates.
14631 2007-02-12 Richard Henderson <rth@redhat.com>
14633 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14634 (fixuns_trunc<SSEMODEF>si2): Use it.
14635 * config/i386/sse.md (vec_setv4sf_0): Export.
14636 * config/i386/i386.c (ix86_build_const_vector): Export.
14637 (ix86_split_convert_uns_si_sse): Rename from
14638 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14639 * config/i386/i386-protos.h: Update.
14641 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14644 * c-typeck.c (c_finish_return): Improve warning message.
14646 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14648 * alias.c (find_symbolic_term): Delete unused function.
14650 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14652 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14653 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14654 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14656 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14658 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14659 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14660 the function, temporarily point the debug interface to the null one.
14662 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14664 * dwarf2out.c (round_up_to_align): New static function.
14665 (field_byte_offset): Use it to round the offset.
14667 2007-02-12 Richard Henderson <rth@redhat.com>
14669 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14670 (inswl_const): Export.
14672 2007-02-12 Richard Henderson <rth@redhat.com>
14674 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14675 result mode of the libcall, convert back to outmode.
14677 2007-02-12 Roger Sayle <roger@eyesopen.com>
14679 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14680 (bswapdi2): New define_expand to implement 32-bit implementation.
14682 2007-02-12 Nick Clifton <nickc@redhat.com>
14684 * doc/invoke.texi (Overall Options): Document --help=.
14685 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14686 (cc1_options): Pass --help= on to cc1.
14687 (display_help): Add description of --help=.
14688 (process_command): Add code to handle --help=. Allow translated
14689 --help and --target-help switches to be passed on to compiler
14691 (main): Remove unused if statement.
14692 * opts.c (columns): Remove.
14693 (LEFT_COLUMN): Define.
14694 (wrap_help): Add columns argument.
14695 (print_filtered_help): Change parameters to be an include bitmask,
14696 an exclude bitmask, an any bitmask and the column width. Move the
14697 code to display the params list here. Add code to display the
14698 status of options rather than their descriptions if the quiet flag
14700 (print_specific_help): Change parameters to be an include bitmask,
14701 an exclude bitmask and an any bitmask. Move code to look up the
14702 column width here. Decide upon the title for an options listing.
14703 (common_handle_options): Add code to handle --help=. Adapt code
14704 for --help and --target-help to use the revised form of the
14705 print_specific_help function.
14706 (print_help): Delete.
14707 (print_param_help): Delete.
14708 (print_switch): Delete.
14709 * opts.h (cl_lang_count): Add prototype.
14710 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14711 CL_MAX_OPTION_CLASS): New defines.
14712 * optc-gen.awk: Add construction of cl_lang_count.
14713 * c.opt: Add Warning attribute to warning options and Optimization
14714 attribute to optimization options.
14715 * common.opt: Likewise.
14717 Add -fhelp and -ftarget-help as aliases for the transformed --help
14718 and --target-help options.
14719 * opt-functions.awk: Add code to handle Warning and Optimization
14722 2007-02-12 Richard Henderson <rth@redhat.com>
14724 * config/alpha/constraints.md: New file.
14725 * config/alpha/alpha.c: Include tm-constrs.h.
14726 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14727 alpha_extra_constraint): Remove.
14728 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14729 * config/alpha/alpha-protos.h: Update.
14730 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14731 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14732 (EXTRA_CONSTRAINT): Remove.
14733 * config/alpha/alpha.md: Include constraints.md.
14734 (adddi splitter): Use satisfies_constraint_*.
14735 * config/alpha/predicates.md (add_operand): Likewise.
14736 (sext_add_operand, addition_operation): Likewise.
14738 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14740 PR tree-optimization/29145
14741 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14742 in our handling of restrict qualified pointers.
14744 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14747 * doc/invoke.texi (Wunused-value): Update description.
14748 (Wextra): Delete item.
14749 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14750 value of Wunused-value.
14751 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14752 (c_finish_stmt_expr): Don't check extra_warnings.
14753 (emit_side_effect_warnings): The caller is responsible to check
14756 2007-02-11 Roger Sayle <roger@eyesopen.com>
14757 Matt Thomas <matt@3am-software.com>
14759 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14761 2007-02-11 Roger Sayle <roger@eyesopen.com>
14763 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14764 comparisons of POPCOUNT against zero.
14765 (simplify_const_relational_operation): Likewise.
14767 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14769 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14771 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14773 * dwarf2out.c (root_type): Delete unused function.
14775 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14777 * genattrtab.c (contained_in_p): Delete unused function.
14778 (write_expr_attr_cache): Likewise.
14780 2007-02-11 Jan Hubicka <jh@suse.cz>
14782 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14785 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14787 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14788 to add the REG_EQ* note.
14789 * see.c (see_merge_one_use_extension): Likewise.
14790 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14791 turn REG_EQUAL notes into REG_EQUIV notes if the target
14792 register may have more than one set.
14793 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14794 * gcse.c (try_replace_reg): Likewise.
14795 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14796 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14797 more than one REG_EQUIV note.
14798 * reload1.c (gen_reload): Use set_unique_reg_note.
14800 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14802 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14803 (ix86_builtin_conversion): New function.
14805 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14808 * tree.h (DECL_REPLACEABLE_P): New macro.
14809 * except.c (set_nothrow_function_flags): Likewise.
14811 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14812 Ira Rosen <irar@il.ibm.com>
14813 Dorit Nuzman <dorit@il.ibm.com>
14815 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14816 * targhooks.c (default_builtin_vectorized_conversion): New.
14817 * targhooks.h (default_builtin_vectorized_function): New declaration.
14818 * target.h (struct vectorize): Add builtin_conversion field.
14819 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14820 stmt_vec_info_type value.
14821 (vectorizable_conversion): New declaration.
14822 * tree-vect-analyze.c (vect_analyze_operations): Add
14823 vectorizable_conversion call.
14824 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14825 * tree-vect-transform.c (vectorizable_conversion): New function.
14826 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14827 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14829 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14830 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14831 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14832 or ALTIVEC_BUILTIN_VCFSX.
14834 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14837 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14838 CONST_DOUBLE and operand 0 is a hard register.
14839 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14840 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14841 is a hard floating-point register.
14843 2007-02-10 Richard Henderson <rth@redhat.com>
14844 Jakub Jelinek <jakub@redhat.com>
14845 Alexandre Oliva <aoliva@redhat.com>
14847 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14848 * builtin-types.def (BT_WORD): Make unsigned.
14849 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14850 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14851 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14852 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14853 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14854 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14856 * expr.c (emutls_var_address): New.
14857 (expand_expr_real_1): Expand emulated tls.
14858 (expand_expr_addr_expr_1): Likewise.
14859 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14860 * output.h (emutls_finish): Declare.
14861 * toplev.c (compile_file): Call it.
14862 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14863 address before wrapping in CONST.
14864 * varasm.c (emutls_htab, emutls_object_type): New.
14865 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14866 (get_emutls_object_name, get_emutls_object_type): New.
14867 (get_emutls_init_templ_addr, emutls_decl): New.
14868 (emutls_common_1, emutls_finish): New.
14869 (assemble_variable): When emulating tls, swap decls; generate
14870 constructor for the emutls objects.
14871 (do_assemble_alias): When emulating tls, swap decl and target name.
14872 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14874 * varpool.c (decide_is_variable_needed): Look at force_output.
14875 Recurse for emulated tls.
14876 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14877 with decide_is_variable_needed.
14878 * emutls.c: New file.
14879 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14880 tls_object for real tls.
14882 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14884 PR rtl-optimization/29599
14885 * reload1.c (eliminate_regs_in_insn): Take the destination
14886 mode into account when computing the offset.
14888 2007-02-09 Stuart Hastings <stuart@apple.com>
14889 Richard Henderson <rth@redhat.com>
14891 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14892 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14893 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14894 fixuns_truncdfhi2): New.
14895 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14896 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14897 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14898 (floatunssidf2): Allow nonimmediate source.
14899 * config/i386/sse.md (movdi_to_sse): New.
14900 (vec_concatv2di): Drop '*'.
14901 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14902 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14903 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14905 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14906 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14907 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14908 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14909 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14910 ix86_build_const_vector.
14911 (x86_emit_floatuns): Rewrite.
14913 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14915 * genautomata.c (longest_path_length): Delete unused function.
14916 (struct state): Delete unused longest_path_length.
14917 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14918 (get_free_state): Delete unused.
14920 2007-02-09 Jan Hubicka <jh@suse.cz>
14922 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14923 * doc/invoke.texi (inline-unit-growth): Update default value.
14925 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14926 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14927 (rebuild_cgraph_edges): Likewise.
14928 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14929 (dump_cgraph_node): Dump frequencies.
14930 (cgraph_clone_edge): Add frequency scales.
14931 (cgraph_clone_node): Add freuqnecy.
14932 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14933 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14934 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14935 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14936 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14937 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14938 (save_inline_function_body): Likewise.
14939 * ipa-inline.c: inluce rtl.h
14940 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14941 (cgraph_edge_badness): Use frequencies.
14942 (cgraph_decide_recursive_inlining): Update clonning.
14943 (cgraph_decide_inlining_of_small_function): Dump frequency.
14944 * predict.c (estimate_bb_frequencies): Export.
14945 * predict.h (estimate_bb_frequencies): Declare.
14946 * tree-inline.c (copy_bb): Watch overflows.
14947 (expand_call_inline): Update call of cgraph_create_edge.
14948 (optimize_inline_calls): Use TODO flags to update frequnecies.
14949 * passes.h: Include predict.h
14950 (init_optimization_passes): Move profile ahead.
14951 (execute_function_todo): Handle TODO_rebuild_frequencies.
14953 2007-02-09 Roger Sayle <roger@eyesopen.com>
14955 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14956 the insbl or inswl pattern into a register.
14958 2007-02-09 Roger Sayle <roger@eyesopen.com>
14960 * config/ia64/ia64.md (bswapdi2): New define_insn.
14962 2007-02-09 Richard Henderson <rth@redhat.com>
14964 * config/i386/constraints.md (Ym): New constraint.
14965 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14966 (movdi_1_rex64): Split sse and xmm general register moves from
14967 memory move alternatives. Use conditional register constraints.
14968 (movsf_1, movdf_integer): Likewise.
14969 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14970 (movdf_integer_rex64): New.
14971 (pushsf_rex64): Fix output constraints.
14972 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14973 (sse2_stored): Likewise.
14974 (sse2_storeq_rex64): New.
14975 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14976 amd and not generic.
14977 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14978 for optimize_size. Remove SF/DFmode hack.
14980 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14982 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14985 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14986 Richard Sandiford <richard@codesourcery.com>
14988 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14989 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14990 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14991 m68k/t-mlib to tmake_file.
14992 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14993 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14994 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14995 Allow it to be cf or m68k. Set m68k_arch_family. If that
14996 variable is not empty, add t-$m68k_arch_family to tmake_file.
14997 Add t-mlibs to tmake_file.
14998 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14999 * config/m68k/t-cf: New file.
15000 * config/m68k/t-m68k: Likewise.
15001 * config/m68k/t-mlibs: Likewise.
15002 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15003 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15004 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15005 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15006 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
15008 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
15009 (INSTALL_LIBGCC): Delete.
15010 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
15011 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15012 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15013 (M68K_MLIB_CPU): Define.
15014 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
15015 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
15016 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
15018 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15019 Richard Guenther <rguenther@suse.de>
15021 PR middle-end/23361
15022 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15023 against INT_MIN/INT_MAX.
15024 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15025 file if a loop is removed.
15027 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15029 * calls.c (store_one_arg): Pass correct alignment to
15030 emit_push_insn for non-BLKmode values.
15031 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15032 unaligned stack slot via a suitably aligned slot.
15034 2007-02-08 DJ Delorie <dj@redhat.com>
15036 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15038 (legal_subregs): Use unsigned char, make const.
15039 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15041 2007-02-08 Paul Brook <paul@codesourcery.com>
15043 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15044 special interworking needed.
15046 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15048 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15049 conditional to __SSE2__.
15050 (Entries below should have been added to first ChangeLog
15051 entry for amdfam10 dated 2007-02-05)
15052 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15054 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15056 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15059 2007-02-08 DJ Delorie <dj@redhat.com>
15061 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15062 * config/m32c/m32c.c (legal_subregs): New.
15063 (m32c_illegal_subreg_p): New.
15064 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15065 unsupported subregs of hard regs.
15067 2007-02-08 Jan Hubicka <jh@suse.cz>
15069 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15070 the same one; always update histograms.
15072 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15074 * passes.c (init_optimization_passes): Tidy comment.
15076 2007-02-08 Roger Sayle <roger@eyesopen.com>
15078 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15079 strip zero_extend, bswap and rotates from POCOUNT's argument.
15080 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15081 zero_extend and rotates from PARITY's argument.
15082 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15083 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15084 of an integer constant at compile-time.
15086 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15089 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15091 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15094 * tree-ssa-live.c (remove_unused_locals): Do not remove
15095 TREE_ADDRESSABLE variables.
15096 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15097 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15098 FOR_CLOBBER. Update all users.
15099 If VAR has an associated alias set, add a virtual operand for
15100 it if no alias is found to conflict with the memory reference.
15102 2007-02-07 Jan Hubicka <jh@suse.cz>
15103 Robert Kidd <rkidd@crhc.uiuc.edu>
15105 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15107 2007-02-07 Ian Lance Taylor <iant@google.com>
15109 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15111 2007-02-07 Roger Sayle <roger@eyesopen.com>
15113 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15114 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15115 tablejumpdi, movsi_to_cr_one): Remove constraints from
15116 define_expand's match_operands.
15118 2007-02-07 Roger Sayle <roger@eyesopen.com>
15120 * global.c (compute_regsets): Move declatation of "i" inside of
15121 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15123 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15126 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15127 of INDIRECT_REF <RESULT_DECL>.
15129 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15131 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15132 Kaz Kojima <kkojima@gcc.gnu.org>
15135 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15137 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15139 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15141 * doc/loop.texi: Document possibility not to perform disambiguation
15142 of loops with multiple latches.
15143 * cfgloopmanip.c (alp_enum_p): Removed.
15144 (add_loop): Handle subloops. Use get_loop_body_with_size.
15145 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15146 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15147 the new forwarder block.
15148 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15149 Handle the case latch is NULL.
15150 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15151 modifications when marking loop exits.
15152 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15154 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15155 disambiguate_loops_with_multiple_latches.
15156 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15157 before fix_loop_structure.
15158 * cfgloop.c: Include pointer-set.h and output.h.
15159 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15160 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15161 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15162 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15163 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15164 disambiguate_multiple_latches, get_loop_body_with_size,
15165 disambiguate_loops_with_multiple_latches): New functions.
15166 (flow_loop_dump): Dump multiple latch edges.
15167 (flow_loop_nodes_find): Handle loops with multiple latches.
15168 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15169 (glb_enum_p): Modified.
15170 (get_loop_body): Use get_loop_body_with_size.
15171 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15172 (AVOID_CFG_MODIFICATIONS): New constant.
15173 (disambiguate_loops_with_multiple_latches, add_loop,
15174 get_loop_body_with_size): Declare.
15175 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15177 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15179 PR inline-asm/28686
15180 * global.c (compute_regsets): New function.
15181 (global_alloc): Refactored ELIMINABLE_REGSET
15182 and NO_GLOBAL_ALLOC_REGS computation out.
15183 (rest_of_handle_global_alloc): Call compute_regsets()
15184 for non-optimizing case.
15186 2007-02-06 Richard Henderson <rth@redhat.com>
15188 * config/i386/constraints.md (Y2): Rename from Y.
15189 (Yi): New constraint.
15190 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15191 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15192 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15193 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15194 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15195 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15196 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15197 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15198 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15199 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15200 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15201 vec_extractv2si_1): Change Y constraints to Y2.
15202 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15203 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15204 Change Y constraints to Y2.
15205 (sse2_loadld): Change Y constraints to x.
15207 2007-02-06 Roger Sayle <roger@eyesopen.com>
15209 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15210 (parity<mode>2): New define_expand using rs6000_emit_parity.
15211 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15212 rs6000_emit_parity): New functions.
15213 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15214 rs6000_emit_parity): Prototype here.
15216 2007-02-06 Ian Lance Taylor <iant@google.com>
15218 * lower-subreg.c (simple_move_operand): Reject CONST.
15219 (resolve_clobber): Call validate_change rather than directly
15220 assigning to XEXP (pat, 0).
15222 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15224 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15225 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15226 (tree-cfg.o): Remove hashtab.h dependency.
15228 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15229 (struct ivopts_data): Change niters to pointer_map_t.
15230 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15231 (niter_for_exit): Create pointer_map on demand. Change for
15233 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15234 (free_loop_data): Destroy data->niters if created and reset field.
15235 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15236 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15238 * tree-ssa-reassoc.c: Include pointer-set.h.
15239 (bb_rank): Change to long *.
15240 (operand_rank): Change to pointer_map_t.
15241 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15242 (insert_operand_rank): Accept long.
15243 (operand_entry_hash, operand_entry_eq): Remove.
15244 (get_rank): Return long. Adjust for changes above.
15245 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15247 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15249 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15250 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15251 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15253 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15254 directly since it cannot be NULL.
15255 (get_vi_for_tree): Rewrite for pointer_map API.
15256 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15257 (init_alias_vars): Create vi_for_tree as pointer_map.
15258 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15260 * tree-cfg.c: Don't include hashtab.h.
15261 (edge_to_cases): Declare as pointer_map.
15262 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15264 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15265 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15266 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15268 (record_switch_edge): Delete.
15269 (get_cases_for_edge): Adjust for pointer_map API, inline
15270 record_switch_edge (rewritten for new API), remove goto.
15272 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15274 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15275 * tree-nested.c: Include pointer-set.h.
15276 (var_map_elt, var_map_eq, var_map_hash): Delete.
15277 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15278 to pointer_map_t's.
15279 (nesting_info_bitmap_obstack): New.
15280 (lookup_field_for_decl): Adjust for pointer_map API.
15281 (lookup_tramp_for_decl): Adjust for pointer_map API.
15282 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15283 (get_local_debug_decl): Adjust for pointer_map API.
15284 (convert_nl_goto_reference): Adjust for pointer_map API.
15285 (convert_nl_goto_receiver): Adjust for pointer_map API.
15286 (create_nesting_tree): Create outside GGC space. Create bitmap on
15287 the new obstack. Create field_map and var_map as pointer_maps.
15288 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15290 (lower_nested_functions): Move root here, no need to NULL it.
15291 Initialize and release the obstack.
15293 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15295 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15296 Remove prototypes and make them non-static.
15297 (struct tree_int_map): Remove.
15298 * tree.h (struct tree_int_map): Move here, turning TO into an
15300 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15302 * tree.h (TREE_COMPLEXITY): Remove.
15303 (struct tree_exp): Remove complexity field.
15304 * tree.c (build1_stat): Don't set it.
15306 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15307 Victor Kaplansky <victork@il.ibm.com>
15309 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15310 (vect_is_simple_reduction): Support reduction with induction as
15311 one of the operands.
15312 (vect_is_simple_iv_evolution): Fix formatting.
15313 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15314 formatting. Don't mark induction phis for vectorization.
15315 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15316 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15317 (vect_get_vec_def_for_operand): Support induction.
15318 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15320 (vectorizable_reduction): Support reduction with induction as one of
15322 (vectorizable_type_demotion): Use def-type of stmt argument rather
15323 than dummy def-type.
15325 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15326 flag_tree_scev_cprop.
15327 * common.opt (tree-scev-cprop): New flag.
15329 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15330 call to vect_get_new_vect_var.
15332 2007-02-06 Ira Rosen <irar@il.ibm.com>
15334 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15335 vectype is not NULL.
15336 (vect_pattern_recog_1): Likewise.
15338 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15340 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15341 (fold_negate_expr): Likewise.
15343 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15346 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15347 even if cv-qualification is the same.
15349 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15351 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15352 __enable_execute_stack on completion.
15354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15356 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15357 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15358 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15359 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15360 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15361 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15362 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15363 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15367 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15368 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15369 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15370 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15371 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15372 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15373 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15374 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15375 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15376 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15377 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15378 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15379 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15380 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15381 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15382 sqrtextenddfxf2_i387): Added amdfam10_decode.
15384 * config/i386/athlon.md (athlon_idirect_amdfam10,
15385 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15386 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15387 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15388 athlon_ivector_store_amdfam10): New define_insn_reservation.
15389 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15392 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15394 * config/i386/athlon.md (athlon_call_amdfam10,
15395 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15396 define_insn_reservation.
15397 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15398 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15399 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15401 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15403 * config/i386/athlon.md (athlon_sseld_amdfam10,
15404 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15405 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15407 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15409 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15410 define_insn_reservation.
15411 * config/i386/i386.md (sseins): Added sseins to define_attr type
15412 and define_attr unit.
15413 * config/i386/sse.md: Set type attribute to sseins for insertq
15416 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15418 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15419 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15420 ssecomi_load_amdfam10, ssecomi_amdfam10,
15421 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15422 define_insn_reservation.
15423 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15425 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15427 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15428 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15429 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15430 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15431 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15432 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15433 define_insn_reservation.
15435 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15436 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15437 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15438 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15439 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15441 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15443 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15444 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15445 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15446 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15447 athlon_ssemul_load_k8): Added amdfam10.
15449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15451 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15452 (x86_sse_unaligned_move_optimal): New variable.
15454 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15456 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15457 for unaligned vector SSE double/single precision loads for AMDFAM10.
15459 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15461 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15462 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15463 Define TARGET_CPU_DEFAULT_amdfam10.
15464 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15465 (processor_type): Add PROCESSOR_AMDFAM10.
15467 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15468 processor_type in config/i386/i386.h.
15469 Enable imul peepholes for TARGET_AMDFAM10.
15471 * config.gcc: Add support for --with-cpu option for amdfam10.
15473 * config/i386/i386.c (amdfam10_cost): New variable.
15474 (m_AMDFAM10): New macro.
15475 (m_ATHLON_K8_AMDFAM10): New macro.
15476 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15477 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15478 x86_promote_QImode, x86_integer_DFmode_moves,
15479 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15480 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15481 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15482 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15483 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15484 Enable/disable for amdfam10.
15485 (override_options): Add amdfam10_cost to processor_target_table.
15486 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15487 processor_alias_table.
15488 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15489 (ix86_adjust_cost): Add code for amdfam10.
15491 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15493 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15494 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15495 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15496 * config/i386/i386.h: Add builtin definition for SSE4A.
15497 * config/i386/i386.md: Add support for ABM instructions
15498 (popcnt and lzcnt).
15499 * config/i386/sse.md: Add support for SSE4A instructions
15500 (movntss, movntsd, extrq, insertq).
15501 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15502 Add -march=amdfam10 flag.
15503 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15504 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15506 * doc/extend.texi: Add documentation for SSE4A builtins.
15508 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15510 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15512 2007-02-05 Richard Guenther <rguenther@suse.de>
15514 * tree-vectorizer.h (vectorizable_function): Add argument type
15515 argument, change return type.
15516 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15517 * tree-vect-transform.c (vectorizable_function): Handle extra
15518 argument, return vectorized function decl.
15519 (build_vectorized_function_call): Remove.
15520 (vectorizable_call): Handle calls with result and argument types
15521 differing. Handle loop vectorization factor correctly.
15522 * targhooks.c (default_builtin_vectorized_function): Adjust for
15524 * targhooks.h (default_builtin_vectorized_function): Likewise.
15525 * target.h (builtin_vectorized_function): Add argument type
15527 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15528 extra argument, allow vectorizing of lrintf.
15529 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15530 documentation of target hook.
15532 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15535 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15536 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15537 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15539 2007-02-05 Roger Sayle <roger@eyesopen.com>
15541 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15542 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15543 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15544 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15545 before canonicalizing sincos to cexpi.
15546 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15548 2007-02-05 Roger Sayle <roger@eyesopen.com>
15550 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15551 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15552 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15554 2007-02-05 Roger Sayle <roger@eyesopen.com>
15556 * mips-tfile.c (initialize_init_file): Correct endianness test.
15558 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15560 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15561 the 'y' constraint.
15563 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15565 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15566 saves in a PARALLEL before the register assignments.
15568 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15570 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15571 DWARF_FRAME_RETURN_COLUMN to be a general register.
15572 * dwarf2out.c (init_return_column_size): New function, split from...
15573 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15574 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15575 to be nongeneral registers.
15576 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15578 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15579 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15581 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15583 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15585 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15587 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15588 (remove_path): Use can_remove_branch_p and remove_branch instead
15589 of loop_delete_branch_edge.
15590 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15591 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15592 Update profile using scale_dominated_blocks_in_loop.
15593 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15594 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15595 (can_remove_branch_p, remove_branch): Declare.
15596 * tree-cfg.c (tree_can_remove_branch_p): New function.
15597 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15598 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15599 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15601 2007-02-05 Jan Hubicka <jh@suse.cz>
15603 PR middle-end/30696
15604 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15605 nodes in cgraph, don't remove offline copy of the function.
15607 2007-02-04 Jan Hubicka <jh@suse.cz>
15609 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15610 vectors might cause maybe_lookup_element_for_expr to be called
15611 on non-sra-candidate.
15613 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15615 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15616 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15617 spelling conventions.
15619 2007-02-04 Richard Guenther <rguenther@suse.de>
15621 PR middle-end/30636
15622 * fold-const.c (try_move_mult_to_index): Make sure to not
15623 overflow one dimension of a multi-dimensional array access.
15625 2007-02-04 Jan Hubicka <jh@suse.cz>
15627 * passes.c (init_optimization_passes): Reindent.
15629 2007-02-04 Jan Hubicka <jh@suse.cz>
15630 Eric Botcazou <ebotcazou@adacore.com>
15632 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15633 (execute_fixup_cfg): Break out the abnormal goto code.
15634 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15635 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15636 (optimize_inline_calls): Call make_nonlocal_label_edges.
15638 2007-02-04 Jan Hubicka <jh@suse.cz>
15640 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15641 true when something was changed.
15642 (rename_ssa_copies): When something was changed, do
15643 TODO_remove_unused_locals.
15644 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15645 add TODO_remove_unused_locals when instruction was removed.
15647 2007-02-04 Jan Hubicka <jh@suse.cz>
15649 * ipa-inline.c (try_inline): Improve debug output; work on already
15651 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15652 call try_inline for already inlined edges too when flattening;
15653 inline also functions that make callee growth but overall unit size
15656 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15658 * config/m32c/bitops.md, config/m32c/jump.md,
15659 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15660 config/m32r/m32r.h, config/m32r/m32r.md,
15661 config/m32r/predicates.md, config/m68hc11/larith.asm,
15662 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15663 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15664 config/mips/mips-protos.h, config/mips/mips.c,
15665 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15666 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15667 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15668 spelling conventions.
15670 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15671 Follow spelling conventions.
15673 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15675 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15676 warn about C++0x compatibility.
15678 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15680 * config/h8300/h8300.c, config/h8300/h8300.h,
15681 config/h8300/h8300.md: Follow spelling conventions.
15683 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15685 PR middle-end/30667
15686 * combine.c (try_combine): Do not substitute source operand
15687 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15689 2007-02-03 Jan Hubicka <jh@suse.cz>
15691 PR gcov-profile/30650
15692 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15693 do not divide by zero for never executed counters.
15694 (tree_find_values_to_profile): Fix counters.
15695 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15697 2007-02-03 Ian Lance Taylor <iant@google.com>
15699 * lower-subreg.c (simple_move_operand): New static function,
15700 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15702 (simple_move): Call simple_move_operand.
15703 (find_decomposable_subregs): Add special handling of MEMs.
15704 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15705 meaning of return value. If we see a hard register, test whether
15706 it can store a word_mode value. Change all callers.
15708 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15710 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15711 ftrapv insns and expanders.
15712 (subdi3): Change define_expand operand 1 to arith11_operand, and
15713 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15714 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15715 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15718 PR middle-end/30174
15719 * varasm.c (notice_global_symbol): Treat global objects as weak when
15720 flag_shlib is true.
15722 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15724 * emit-rtl.c (dconstpi): Delete.
15725 (dconstsqrt2): New.
15726 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15727 * real.h (dconstpi): Delete.
15728 (dconstsqrt2): New.
15729 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15730 (fold_builtin_hypot): Likewise.
15732 2007-02-03 Tom Tromey <tromey@redhat.com>
15735 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15736 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15738 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15740 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15741 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15742 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15743 config/rs6000/cell.md, config/rs6000/darwin.h,
15744 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15745 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15746 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15747 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15748 typos. Follow spelling conventions.
15749 * doc/invoke.texi: Follow spelling conventions.
15751 2007-02-03 Roger Sayle <roger@eyesopen.com>
15753 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15754 canonicalization transformations that attempt to simplify integer
15755 constant comparisons to become comparisons against zero.
15757 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15759 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15761 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15762 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15764 2007-02-02 Mike Stump <mrs@apple.com>
15766 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15767 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15768 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15769 generate a branch island.
15771 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15773 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15774 (xtensa_legitimate_address_p): New.
15775 (xtensa_legitimize_address): New.
15776 (xtensa_output_addr_const_extra): New.
15777 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15779 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15780 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15781 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15782 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15783 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15784 (xtensa_legitimize_address): New.
15785 (xtensa_output_addr_const_extra): New.
15787 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15789 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15791 2007-02-02 Ian Lance Taylor <iant@google.com>
15793 * expmed.c (expand_divmod): Add comment.
15795 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15797 * emit-rtl.c (renumber_insns): Remove.
15798 * flags.h: Remove the extern for flag_renumber_insns.
15799 * rtl.h: Remove the prototype for renumber_insns.
15800 * toplev.c (flag_renumber_insns): Remove.
15802 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15804 Revert for x86 darwin:
15805 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15807 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15808 code before the following patch under TARGET_MACHO.
15809 (ix86_function_value_regno_p): Likewise.
15811 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15813 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15816 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15819 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15820 loads to general or fp registers. Add comments.
15821 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15823 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15825 * pointer-set.c (insert_aux): Only return insertion slot.
15826 (pointer_set_insert): Adjust.
15827 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15828 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15829 pointer_map_traverse): New.
15830 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15831 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15832 pointer_map_contains, pointer_map_traverse): Declare.
15834 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15836 PR middle-end/30473
15837 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15838 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15840 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15842 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15844 (struct _dep): New type.
15845 (dep_t): New typedef.
15846 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15847 (DEP_STATUS): New access macro. The macro with the same name was
15848 renamed to DEP_LINK_STATUS.
15849 (dep_init): Declare function
15851 (struct _dep_link): New type.
15852 (dep_link_t): New typedef.
15853 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15854 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15855 (DEP_LINK_STATUS): New macro.
15856 (debug_dep_links): New debug function.
15858 (struct _deps_list): New type.
15859 (deps_list_t): New typedef.
15860 (DEPS_LIST_FIRST): New access macro.
15861 (FOR_EACH_DEP_LINK): New cycle macro.
15862 (create_deps_list, free_deps_list, delete_deps_list): Declare
15864 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15865 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15866 (copy_deps_list_change_con): Ditto.
15868 (move_dep_link): Declare function.
15870 (struct _dep_node): New type.
15871 (dep_node_t): New typedef.
15872 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15874 (struct haifa_insn_data.back_deps): New field to hold backward
15875 dependencies of the insn.
15876 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15878 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15879 Change its type to deps_list_t.
15880 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15881 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15882 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15884 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15886 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15888 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15890 (dep_cost): Declare.
15892 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15893 (ds_to_dk, dk_to_ds): New functions.
15895 (init_dep_1): New static function.
15896 (init_dep): New function.
15897 (copy_dep): New static function.
15899 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15901 (detach_dep_link): New static function.
15902 (move_dep_link): New function.
15904 (dep_links_consistent_p, dump_dep_links): New static functions.
15905 (debug_dep_links): New debugging function.
15907 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15909 (alloc_deps_list, init_deps_list): New static functions.
15910 (create_deps_list): New function.
15911 (clear_deps_list): New static function.
15912 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15913 (deps_list_consistent_p, dump_deps_list): New static functions.
15914 (debug_deps_list): New function.
15915 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15917 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15919 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15920 use new scheduler dependencies lists.
15921 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15922 (sched_analyze): Ditto. Initialize dependencies lists.
15923 (add_forw_dep, compute_forward_dependences): Update to use new
15924 scheduler dependencies lists.
15926 (init_dependency_caches): Init deps_obstack.
15927 (free_dependency_caches): Free deps_obstack.
15929 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15930 new scheduler dependencies lists.
15931 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15932 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15934 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15935 Update to use new scheduler dependencies lists.
15936 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15937 (debug_dependencies): Ditto.
15938 (schedule_region): Update comments.
15940 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15941 scheduler dependencies lists.
15942 (schedule_ebb): Update comments.
15944 * rtl.def (DEPS_LIST): Remove.
15946 * lists.c (unused_deps_list): Remove.
15947 (free_list): Update assertions.
15949 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15950 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15952 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15953 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15955 * haifa-sched.c (comments): Update.
15956 (insn_cost1): Remove. Inline the code into insn_cost ().
15957 (insn_cost): Update to use new scheduler dependencies lists. Move
15958 processing of the dependency cost to dep_cost ().
15959 (dep_cost): New function. Use it instead of insn_cost () when
15960 evaluating cost of the dependency. Use compatible interface to
15961 interact with the target.
15962 (priority): Update to use new scheduler dependencies lists.
15963 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15964 with greater number of insns that depend on the insn.
15965 (schedule_insn): Update to use new scheduler dependencies lists. Add
15966 code to free backward dependencies lists. Inline and optimize code
15967 from resolve_dep () - see PR28071.
15968 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15969 lists. Update call to targetm.sched.is_costly_dependence hook.
15971 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15972 scheduler dependencies lists.
15974 (resolve_dep): Remove. Move the logic to schedule_insn ().
15975 (init_h_i_d): Initialize dependencies lists.
15977 (process_insn_depend_be_in_spec): Rename to
15978 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15979 dependencies lists.
15980 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15981 Update to use new scheduler dependencies lists.
15982 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15984 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15985 new scheduler dependencies lists.
15986 (build_intra_loop_deps): Ditto.
15988 * target.h (struct _dep): Declare to use in
15989 gcc_target.sched.is_costly_dependence.
15990 (struct gcc_target.sched.adjust_cost): Fix typo.
15991 (struct gcc_target.sched.is_costly_dependence): Change signature to
15992 use single dep_t parameter instead of an equivalent triad.
15993 (struct gcc_target.sched.adjust_cost_2): Remove.
15995 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15997 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15999 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
16001 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
16003 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
16004 (REG_DEP_TRUE): Document.
16006 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
16007 Change signature to correspond to the targetm.sched.adjust_cost hook.
16008 Update use in TARGET_SCHED_ADJUST_COST_2.
16009 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
16010 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
16011 new scheduler dependencies lists.
16012 (ia64_gen_check): Ditto.
16014 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
16015 scheduler dependencies lists.
16017 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
16018 signature to correspond to the targetm.sched.is_costly_dependence hook.
16019 (is_costly_group): Update to use new scheduler dependencies lists.
16021 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16022 instead of INSN_COST () macro.
16024 2007-02-01 Ian Lance Taylor <iant@google.com>
16026 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16028 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16030 * pa.md (tp_load): Correct mfctl instruction syntax.
16032 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16034 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16035 altivec_padding_size calculation on AIX. Improve comment, add
16036 assert to verify that it's right.
16038 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16041 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16043 PR inline-asm/28686
16044 * global.c (global_alloc): Add mising initialization of
16047 2007-02-01 Roger Sayle <roger@eyesopen.com>
16049 * alias.c (init_alias_analysis): Correct whitespace.
16050 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16051 partition_hot_cold_basic_blocks): Likewise.
16052 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16053 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16054 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16055 fold_builtin_snprintf_chk, fold_builtin_printf,
16056 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16057 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16058 * cfgcleanup.c (cleanup_cfg): Likewise.
16059 * cfgexpand.c (tree_expand_cfg): Likewise.
16060 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16061 * function.c (get_next_funcdef_no): Likewise.
16062 * gengtype.c (main): Likewise.
16063 * genmodes.c (main): Likewise.
16064 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16065 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16066 * ifcvt.c (noce_emit_move_insn): Likewise.
16067 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16069 * stor-layout.c (get_best_mode): Likewise.
16070 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16071 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16072 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16073 perform_var_substitution, solve_graph): Likewise.
16074 * tree-vrp.c (vrp_finalize): Likewise.
16076 2007-02-01 Ian Lance Taylor <iant@google.com>
16078 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16079 high part of a paradoxical subreg, return a constant zero.
16081 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16083 * toplev.c (lang_dependent_init): Call init_set_costs.
16084 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16086 2007-02-01 Richard Guenther <rguenther@suse.de>
16088 PR middle-end/30656
16089 * fold-const.c (fold_negate_expr): Allow negating a
16090 constant if overflow does not change.
16092 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16094 * doc/c-tree.texi (Expression trees): Improve markup.
16095 * doc/tm.texi (Register Classes, Addressing Modes)
16096 (Floating Point): Fix spacing after abbreviations. Fix some
16099 2007-02-01 Ben Elliston <bje@au.ibm.com>
16101 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16102 * doc/contrib.texi: Likewise.
16103 * doc/install.texi: Likewise.
16105 2007-01-31 Richard Henderson <rth@redhat.com>
16106 Ian Lance Taylor <iant@google.com>
16108 * lower-subreg.c: New file.
16109 * rtl.def (CONCATN): Define.
16110 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16111 pass_lower_subreg2.
16112 * emit-rtl.c (update_reg_offset): New static function, broken out
16113 of gen_rtx_REG_offset.
16114 (gen_rtx_REG_offset): Call update_reg_offset.
16115 (gen_reg_rtx_offset): New function.
16116 * regclass.c: Revert patch of 2006-03-05, restoring
16118 (clear_reg_info_regno): New function.
16119 * dwarf2out.c (concatn_loc_descriptor): New static function.
16120 (loc_descriptor): Handle CONCATN.
16121 * common.opt (fsplit_wide_types): New option.
16122 * opts.c (decode_options): Set flag_split_wide_types when
16124 * timevar.def (TV_LOWER_SUBREG): Define.
16125 * rtl.h (gen_reg_rtx_offset): Declare.
16126 (reg_scan_update): Declare.
16127 * regs.h (clear_reg_info_regno): Declare.
16128 * tree-pass.h (pass_lower_subreg): Declare.
16129 (pass_lower_subreg2): Declare.
16130 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16131 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16132 -fsplit-wide-types.
16133 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16134 * Makefile.in (OBJS-common): Add lower-subreg.o.
16135 (lower-subreg.o): New target.
16137 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16139 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16141 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16144 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16146 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16148 PR middle-end/29335
16149 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16151 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16153 * cfgloop.h: Include vec-prim.h.
16154 (enum li_flags): Remove LI_ONLY_OLD.
16155 (loop_iterator): Changed.
16156 (fel_next, fel_init): Iterate over loop tree.
16157 (FOR_EACH_LOOP_BREAK): New macro.
16158 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16160 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16161 * modulo-sched.c (sms_schedule): Ditto.
16162 * tree-vectorizer.c (vectorize_loops): Ditto.
16163 * doc/loop.texi: Update information on loop numbering and behavior of
16164 FOR_EACH_LOOP wrto new loops.
16165 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16166 add_to_evolution_1): Test nestedness of loops instead of comparing
16168 * tree-chrec.c (chrec_fold_plus_poly_poly,
16169 chrec_fold_multiply_poly_poly, chrec_evaluate,
16170 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16171 reset_evolution_in_loop): Ditto.
16172 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16174 2007-01-31 Dirk Mueller <dmueller@suse.de>
16176 * c-common.c (warn_about_parentheses): Separate warning about
16177 un-parenthized sequence of comparison operators from the one
16178 which is supposed to warn about x <= y <= z.
16180 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16182 * optabs.h (enum optab_index): Add new OTI_isinf.
16183 (isinf_optab): Define corresponding macro.
16184 * optabs.c (init_optabs): Initialize isinf_optab.
16185 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16187 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16188 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16190 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16191 expand_builtin_interclass_mathfn.
16192 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16193 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16194 (fxam<mode>2_i387): New insn pattern.
16195 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16196 built-in functions as x87 inline asm.
16198 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16200 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16202 2007-01-30 Eric Christopher <echristo@apple.com>
16204 * config.gcc: Add geode.
16206 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16208 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16209 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16210 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16211 value-prof.c: Fix comment typos.
16213 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16216 * doc/invoke.texi (Wpointer-arith): Document warning.
16218 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16220 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16221 the list of discrepancies from the draft TR.
16223 2007-01-30 Dirk Mueller <dmueller@suse.de>
16226 * doc/invoke.texi (-Wreturn-type): Update description to
16227 match new behavior.
16229 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16231 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16233 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16235 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16236 to handle optabs that operate on floating point input argument and
16237 output to integer output.
16238 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16239 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16240 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16241 expand_builtin_interclass_mathfn ().
16242 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16243 (ilogbsi2): Remove.
16244 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16245 ilogbl built-in functions as x87 intrinsics.
16247 2007-01-30 Richard Guenther <rguenther@suse.de>
16249 PR middle-end/27657
16250 * dwarf2out.c (reference_to_unused): Query varpool if the
16251 variable was output.
16253 2007-01-30 Richard Guenther <rguenther@suse.de>
16255 PR middle-end/30313
16256 * passes.c (execute_one_pass): Reset in_gimple_form to not
16257 confuse non-unit-at-a-time mode.
16259 2007-01-29 Roger Sayle <roger@eyesopen.com>
16260 Richard Guenther <rguenther@suse.de>
16262 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16263 avoid undefined behaviour on overflow. Use force_fit_type_double
16264 to construct the constant with the specified TREE_OVERFLOW.
16266 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16268 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16269 * config/dfp-bit.h: Ditto.
16271 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16273 * c-decl.c (pop_scope): Replace warnings with call to
16274 warn_for_unused_label.
16275 * c-common.h (warn_for_unused_label): Declare.
16276 * c-common.c (warn_for_unused_label): Define.
16278 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16280 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16283 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16285 * Makefile.in (USER_H): Remove decfloat.h.
16286 * ginclude/decfloat.h: Delete, moving contents to ...
16287 * ginclude/float.h: Add support for decimal floating point,
16288 guarded by __STDC_WANT_DEC_FP__.
16290 2007-01-29 Mike Stump <mrs@apple.com>
16292 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16293 Analysis and Representation to resolve case insensitive conflict.
16294 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16296 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16298 * tree.h (struct tree_memory_tag): Add aliases member.
16299 (MTAG_ALIASES): New macro.
16300 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16301 (add_may_alias): Remove pointer-set. Update for may_aliases being
16303 (mark_aliases_call_clobbered): Update for may_aliases being a
16305 (compute_tag_properties): Ditto.
16306 (create_partition_for): Ditto.
16307 (compute_memory_partitions): Ditto.
16308 (dump_may_aliases_for): Ditto.
16309 (is_aliased_with): Ditto.
16310 (add_may_alias_for_new_tag): Ditto.
16311 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16312 (compute_is_aliased): New function.
16313 (compute_may_aliases): Call compute_is_aliased).
16314 (init_alias_info): Initialize alias_bitmap_obstack.
16315 (union_alias_set_into): New function.
16316 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16317 (have_common_aliases_p): Rewrite to take two bitmaps and use
16319 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16320 Update for bitmaps.
16321 (finalize_ref_all_pointers): Update for add_may_alias changes.
16322 (new_type_alias): Ditto.
16323 * tree-flow-inline.h (may_aliases): Return a bitmap.
16324 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16325 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16326 may_aliases being a bitmap.
16327 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16328 may_aliases now returns a bitmap.
16329 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16331 * tree-ssa-operands.c (add_virtual_operand): Update for
16332 may_aliases being a bitmap.
16334 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16336 PR tree-optimization/30630
16337 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16338 variable as changed.
16340 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16343 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16344 expanded only once even if an error occurs.
16346 2007-01-29 Ben Elliston <bje@au.ibm.com>
16348 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16349 (__gcov_average_profiler): Likewise.
16350 (__gcov_ior_profiler): Likewise.
16351 (__gcov_merge_ior): Likewise.
16353 2007-01-28 Jan Hubicka <jh@suse.cz>
16355 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16356 * value-prof.c (stringop_block_profile): Likewise.
16358 2007-01-28 Jan Hubicka <jh@suse.cz>
16360 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16361 Add variant handling histograms; add wrapper.
16362 (clear_storage_via_libcall): Export.
16363 (emit_block_move_hints): Break out from ...; add histograms.
16364 (emit_block_move): ... this one.
16365 (clear_storage_hints): Break out from ...; add histograms.
16366 (clear_storage): ... this one.
16367 (set_storage_via_memset): Handle histogram.
16368 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16369 (clear_storage_hints, clear_storage_via_libcall): Declare.
16370 (set_storage_via_setmem): Update prototype.
16371 * doc/md.texi (movmem, setmem): Document new arguments.
16373 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16374 Add new histograms.
16375 (stringop_block_profile): New global function.
16376 (tree_stringops_values_to_profile): Profile block size and alignment.
16377 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16379 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16380 (stringop_block_profile): Declare.
16381 * builtins.c: Include value-prof.h.
16382 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16383 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16384 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16385 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16386 * profile.c (instrument_values): Add new counters.
16387 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16389 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16390 (tree_init_edge_profiler): Build new profilers.
16391 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16392 (pass_tree_profile): Add dump.
16393 (tree_profile_hooks): Update.
16394 * Makefile.in (LIBGCOV): Add new constants.
16395 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16396 __gcov_ior_profiler): New.
16397 * i386.md (movmem/setmem expanders): Add new optional arguments.
16399 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16401 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16403 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16405 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16406 (tree_unswitch_single_loop): Pass eni_size_weights to
16407 tree_num_loop_insns.
16408 * tree-ssa-loop-manip.c: Include tree-inline.h.
16409 (can_unroll_loop_p): Pass eni_size_weights to
16410 tree_num_loop_insns.
16411 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16412 Pass eni_size_weights to estimate_num_insns.
16413 * tree.h (init_inline_once): Export.
16414 * toplev.c (backend_init): Call init_inline_once.
16415 * cgraphunit.c (cgraph_process_new_functions,
16416 cgraph_analyze_function): Pass eni_inlining_weights to
16417 estimate_num_insns.
16418 * ipa-inline.c (compute_inline_parameters): Ditto.
16419 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16420 to estimate_num_insns.
16421 (try_unroll_loop_completely): Pass eni_size_weights to
16422 tree_num_loop_insns.
16423 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16424 ot estimate_num_insns.
16425 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16426 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16427 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16428 eni_time_weights): New variables.
16429 (init_inline_once): Initialize them.
16430 (struct eni_data): Mew.
16431 (estimate_num_insns_1, estimate_num_insns): Use weights.
16432 * tree-inline.h (struct eni_weights_d): New.
16433 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16434 (estimate_num_insns): Declaration changed.
16435 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16436 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16437 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16439 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16441 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16442 relations in the conflict function is valid.
16444 2007-01-27 Ian Lance Taylor <iant@google.com>
16446 * common.opt: Add fstrict-overflow.
16447 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16448 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16449 (TYPE_OVERFLOW_UNDEFINED): Define.
16450 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16452 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16453 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16454 (fold_negate_expr): Likewise.
16455 (make_range): Likewise.
16456 (extract_muldiv_1): Likewise.
16457 (maybe_canonicalize_comparison): Likewise.
16458 (fold_comparison): Likewise.
16459 (fold_binary): Likewise.
16460 (tree_expr_nonnegative_p): Likewise.
16461 (tree_expr_nonzero_p): Likewise.
16462 * tree-vrp.c (compare_values): Likewise.
16463 (extract_range_from_binary_expr): Likewise.
16464 (extract_range_from_unary_expr): Likewise.
16465 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16467 (nowrap_type_p): Likewise.
16468 * tree-scalar-evolution.c (simple_iv): Likewise.
16469 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16470 (build_range_check): Likewise.
16471 (extract_muldiv_1): Likewise.
16472 (fold_comparison): Likewise.
16473 * tree-vrp.c (vrp_int_const_binop): Likewise.
16474 (extract_range_from_unary_expr): Likewise.
16475 * convert.c (convert_to_integer): Likewise.
16476 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16477 (fold_comparison): Likewise.
16478 (fold_binary): Likewise.
16479 * optabs.c (optab_for_tree_code): Likewise.
16480 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16481 * simplify-rtx.c (simplify_const_relational_operation): Check
16482 flag_strict_overflow and flag_trapv.
16483 (simplify_const_relational_operation): Likewise.
16484 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16485 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16488 2007-01-27 Roger Sayle <roger@eyesopen.com>
16490 * tree.c (tree_fold_gcd): Delete.
16491 * tree.h (tree_fold_gcd): Remove prototype.
16492 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16493 test whether one constant integer is a multiple of another. Instead
16494 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16495 * fold-const.c (multiple_of_p): We've determined both TOP and
16496 BOTTOM are integer constants so we can call int_const_binop directly
16497 instead of the more generic const_binop.
16499 2007-01-27 Roger Sayle <roger@eyesopen.com>
16501 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16502 1*X check that the constant hasn't overflowed, to preserve the
16504 (round_up): Provide an efficient implementation when rouding-up an
16505 INTEGER_CST to a power-of-two.
16507 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16509 * doc/sourcebuild.texi: Add comma for clarity.
16510 * doc/extend.texi: Fix some typos.
16511 * doc/passes.texi: Likewise.
16512 * doc/cppinternals.texi: Likewise.
16513 * doc/c-tree.texi: Likewise.
16514 * doc/tree-ssa.texi: Likewise.
16515 * doc/install.texi: Likewise.
16517 2007-01-27 Jan Hubicka <jh@suse.cz>
16519 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16520 (pass_sra): Do not require alias information.
16521 * passes.c (init_optimization_passes): Add SRA
16523 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16525 * tracer.c (rest_of_handle_tracer): We already cleaned
16526 up the CFG in tracer() so don't do it here again.
16527 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16528 cleanup_cfg here, either. And don't call renumber_insns.
16530 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16531 and BB_HEAD are in the insn stream here. Instead make sure
16532 that BB_INSN is valid on all insns. Also, do check here that
16533 there are no pending branch predictions...
16534 (rtl_verify_flow_info): ...instead of doing it here. Checks
16535 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16538 2007-01-26 Roger Sayle <roger@eyesopen.com>
16540 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16541 function to simplify/factorize operand order canonicalization.
16542 (ix86_fixup_binary_operands): Reorganize using the above function.
16543 (ix86_binary_operator_ok): Likewise.
16545 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16547 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16548 file scope from optimize_attrs.
16549 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16551 (optimize_attrs): Clear insn_code_values after freeing it.
16553 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16555 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16556 a parts.base assignment.
16558 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16560 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16561 (compute_subscript_distance, initialize_data_dependence_relation,
16562 finalize_ddr_dependent, analyze_ziv_subscript,
16563 analyze_siv_subscript_cst_affine,
16564 compute_overlap_steps_for_affine_univar,
16565 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16566 analyze_siv_subscript, analyze_miv_subscript,
16567 analyze_overlapping_iterations, subscript_dependence_tester_1,
16568 compute_self_dependence, free_dependence_relation): Work
16569 with affine_fn instead of chrecs.
16570 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16571 common_affine_function, affine_function_base,
16572 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16573 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16574 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16575 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16576 (all_chrecs_equal_p): Removed.
16577 * tree-data-ref.h (affine_fn, conflict_function): New types.
16578 (struct subscript): Change type of conflicting_iterations_in_a
16579 and conflicting_iterations_in_b.
16581 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16584 * config/pa/pa.h (TARGET_HPUX_11): New.
16585 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16586 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16588 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16589 Richard Guenther <rguenther@suse.de>
16591 * tree-ssa-structalias.c (solve_graph): Handle case
16592 we merged the variable to another.
16594 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16596 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16599 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16600 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16602 2007-01-25 DJ Delorie <dj@redhat.com>
16604 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16605 allow changes to modes which don't fit in those registers.
16607 * reload1.c (choose_reload_regs): Check for invalid subregs before
16608 computing their locations, not after.
16610 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16613 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16614 save Altivec registers in an eh_return function.
16615 (compute_vrsave_mask): Likewise.
16616 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16617 for saving Altivec registers.
16618 (rs6000_emit_prologue): Don't allocate stack twice in
16619 eh_return function. Correct expected value of altivec_save_offset
16620 when using save_world. Describe save of R0 to stack when using
16621 save_world. Describe stack pointer adjustment when using
16622 save_world. Remove duplicated eh_return parameter register saving.
16623 Update sp_offset variable after save_world.
16624 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16626 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16627 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16630 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16632 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16634 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16637 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16638 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16640 2007-01-25 Richard Guenther <rguenther@suse.de>
16642 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16643 * common.opt (-Wcoverage-mismatch): New warning option.
16644 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16645 if -Wcoverage-mismatch is given.
16647 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16649 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16650 (ipcp_driver): Change to static definition.
16651 Add dumping of the ifunctions.
16652 (constant_val_insert): Remove unused parameter. Support for SSA.
16653 (ipcp_propagate_const): Support for SSA.
16654 (ipcp_profile_bb_print): Print only analyzed nodes.
16655 (ipcp_replace_map_create): Remove support for Fortran constant
16657 * ipa-prop.c (ipa_method_modify_stmt,
16658 ipa_callsite_compute_param): Support for SSA.
16659 * ipa-prop.h (ipcp_driver): Remove declaration.
16660 (IS_VALID_TREE_MAP_INDEX): Add define.
16662 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16664 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16666 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16668 PR middle-end/30447
16669 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16670 constant argument to cabs and do it without checking for
16671 -funsafe-math-optimizations.
16673 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16675 * c-common.h (RID_FIRST_CXX0X): New.
16676 (RID_LAST_CXX0X): New.
16677 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16679 * c.opt (Wc++0x-compat): New.
16680 * doc/invoke.texi (-Wc++0x-compat): Document.
16682 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16684 * builtins.c (fold_builtin_carg): New.
16685 (fold_builtin_1): Use it.
16687 2007-01-24 Jan Hubicka <jh@suse.cz>
16689 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16691 * ipa-inline.c (initial_insns, max_insns): Delete.
16692 (compute_max_insns): New function.
16693 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16694 amount of insns as base for code growth.
16695 (cgraph_decide_inlining): Make initial_insns local; do not compute
16697 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16698 * doc/invoke.texi (inline-unit-growth): Update docs.
16700 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16702 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16703 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16704 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16705 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16706 for CPUs that have PTA_CX16 set.
16708 PR middle-end/27416
16709 * gimplify.c (omp_check_private): New function.
16710 (gimplify_scan_omp_clauses): Use it for
16711 firstprivate/lastprivate/reduction.
16713 PR middle-end/30494
16714 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16715 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16717 PR middle-end/30421
16718 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16719 If lower_lastprivate_clauses emits some statements, append them
16720 to dlist rather than body_p and to body_p append an initializer.
16721 (lower_omp_for): Adjust caller.
16723 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16725 * target.h (globalize_decl_name): New.
16726 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16727 * output.h (default_globalize_decl_name): New.
16728 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16730 (globalize_decl): Ditto.
16731 (default_globalize_decl_name): New.
16732 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16733 (ia64_handle_version_id_attribute): New.
16734 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16735 (ia64_asm_output_external): Use globalize_decl_name instead
16736 of globalize_label.
16737 * doc/extend.texi (version_id): New pragma.
16738 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16740 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16742 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16743 _uleb128_t and _Unwind_SWord with _sleb128_t.
16744 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16745 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16747 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16748 * unwind-pe.h (read_uleb128, read_sleb128,
16749 read_encoded_value_with_base): Likewise.
16750 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16752 2007-01-24 Richard Guenther <rguenther@suse.de>
16754 * builtins.c (expand_builtin_cexpi): Get the fndecl
16755 for cexp in the correct way.
16757 2007-01-24 Jan Hubicka <jh@suse.cz>
16759 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16762 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16764 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16765 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16766 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16767 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16768 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16769 __SIZEOF_PTRDIFF_T__.
16770 * doc/cpp.texi: Documentation for the new builtin macros added.
16772 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16774 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16775 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16776 instead of operands[2] to avoid access past the end of array.
16778 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16780 * reload1.c (emit_reload_insns): Pass the reload register
16781 for a non-spill output reload through forget_old_reloads_1.
16783 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16785 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16786 _SOFT_DOUBLE if doubles use software floating-point.
16787 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16788 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16789 * config/rs6000/darwin-ldouble.c: Also compile functions for
16790 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16791 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16792 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16793 commented-out long double override.
16794 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16795 * config/rs6000/eabispe.h: Likewise.
16796 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16797 long double for non-SPE.
16798 (rs6000_handle_option): Likewise.
16799 (invalid_e500_subreg): Disallow more subregs involding DImode,
16800 DFmode, TImode or TFmode.
16801 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16803 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16805 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16806 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16808 (rs6000_legitimate_address): Also check for TFmode for E500
16810 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16811 (spe_build_register_parallel): Handle TFmode and TCmode.
16812 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16814 (function_arg): Handle TFmode and TCmode for E500 double.
16815 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16817 (print_operand): Handle TFmode and TImode for %y.
16818 (rs6000_generate_compare): Handle TFmode comparisons for E500
16820 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16821 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16822 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16823 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16824 TFmode for E500 double.
16825 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16826 (floatsidf2): Enable for E500 double.
16827 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16828 (extenddftf2): Change to extenddftf2_fprs.
16829 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16830 depending on TARGET_E500_DOUBLE.
16831 (extendsftf2): Enable for E500 double.
16832 (trunctfdf2): Enable for E500 double.
16833 (trunctfsf2): Change to trunctfsf2_fprs.
16834 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16835 depending on TARGET_E500_DOUBLE.
16836 (floatsitf2): Enable for E500 double.
16837 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16838 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16839 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16840 (negtf2): Change to negtf2_internal.
16841 (negtf2): New expander.
16842 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16843 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16844 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16845 (movdi_internal32): Use rs6000_nonimmediate_operand.
16846 (unnamed splitter): Likewise.
16847 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16848 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16849 (SPE64TF, DITI): New mode macros.
16850 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16853 (frob_<mode>_di_2): New.
16854 (frob_tf_di_8_2): New.
16855 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16857 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16859 (frob_ti_<mode>_8_2): New.
16860 (frob_ti_tf_2): New.
16861 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16862 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16864 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16865 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16866 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16867 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16868 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16869 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16872 2007-01-23 Ian Lance Taylor <iant@google.com>
16874 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16876 (OBJS-archive): Reformat, alphabetize.
16877 (OBJS): Change out_object_file to OBJS-md.
16879 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16881 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16882 JUMP_P and CALL_P predicates where applicable.
16883 * config/i386/i386.c: Ditto.
16884 * config/i386/i386.md: Ditto.
16885 * config/i386/mmx.md: Ditto.
16886 * config/i386/predicates.md: Ditto.
16888 2007-01-22 Andreas Schwab <schwab@suse.de>
16890 * config/m68k/m68k.h: Fix comment.
16892 2007-01-22 Jan Hubicka <jh@suse.cz>
16894 * passes.c (init_optimization_passes): Do not rerun
16895 pass_early_warn_uninitialized.
16897 2007-01-22 Richard Guenther <rguenther@suse.de>
16899 PR tree-optimization/30038
16900 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16902 (execute_cse_sincos_1): Likewise.
16903 (execute_cse_sincos): Likewise.
16904 (gate_cse_sincos): Likewise.
16905 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16906 the cexpi() canonicalization of sincos().
16907 * tree-pass.h (pass_cse_sincos): Declare.
16908 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16910 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16912 PR rtl-optimization/29329
16913 * combine.c (replaced_rhs_insn): Rename to i2mod.
16914 (replaced_rhs_value): Rename to i2mod_new_rhs.
16915 (i2mod_old_rhs): New global variable.
16916 (combine_instructions): Adjust for above change. Save a copy of
16917 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16918 note are substituted in the second instruction.
16919 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16920 ditch the note if it pertains to the second eliminated register
16921 and this register is mentioned in i2mod_old_rhs.
16924 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16926 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16927 the insn to which the note was originally attached.
16929 2007-01-21 Jan Hubicka <jh@suse.cz>
16931 * ipa-inline.c (inlining_mode): Comment, move up.
16932 (cgraph_decide_inlining_incrementally): Do not perform inlining
16933 itself; fix handling of flattening of self recursive functions.
16934 (cgraph_find_cycles): Remove.
16935 (cgraph_flatten_node): Remove.
16936 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16937 (try_inline): New function.
16938 (cgraph_early_inlining): Update call of
16939 cgraph_decide_inlining_incrementally. Apply inlining here.
16940 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16942 2007-01-21 Dirk Mueller <dmueller@suse.de>
16945 * tree-vrp.c (check_array_bounds): do not warn
16946 about ADDR_EXPR's of ARRAY_REF's which are immediately
16947 used in binary expressions.
16949 2007-01-21 Ira Rosen <irar@il.ibm.com>
16951 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16952 read_write_dep and macros for its access.
16953 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16954 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16955 argument, call vect_check_interleaving for every independent pair of
16956 data-refs. Mark loads that access the same memory location as a store
16958 (vect_check_dependences): Remove.
16959 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16960 call, fix the call to vect_analyze_data_ref_dependence.
16961 (vect_analyze_data_ref_access): For statements that access the same
16962 data-ref, check that they are not stores; for loads, check that there
16963 is no store that access the same location.
16965 2007-01-20 Roger Sayle <roger@eyesopen.com>
16966 Joseph Myers <joseph@codesourcery.com>
16968 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16969 (-fdump-rtl-stack): Likewise.
16970 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16971 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16972 (-mpt-fixed): Use @minus{} for minus sign.
16973 (Using Precompiled Headers): Fix under/overfull hbox.
16975 2007-01-20 Jan Hubicka <jh@suse.cz>
16977 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16978 place within annotation.
16980 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16982 * pa.c (output_move_double): Change array size of xoperands to 4.
16984 2007-01-20 Jan Hubicka <jh@suse.cz>
16986 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16989 2007-01-19 Ian Lance Taylor <iant@google.com>
16991 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16992 constant to unsigned HOST_WIDE_INT before negating.
16994 2007-01-19 Ian Lance Taylor <iant@google.com>
16996 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16998 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16999 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17000 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
17001 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
17002 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
17003 (realloc_vdef, realloc_vuse): Change second parameter to
17005 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
17006 fields to unsigned.
17007 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
17008 unsigned. Change x and lim locals to unsigned.
17009 (realloc_vdef, realloc_vuse): Change num_elem parameter to
17011 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
17012 (copy_virtual_operands): Change i and n locals to unsigned.
17014 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17016 PR middle-end/29335
17017 * builtins.c (fold_builtin_1): Handle builtin fdim.
17019 2007-01-20 Jan Hubicka <jh@suse.cz>
17021 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17022 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17023 init_alias_heapvars.
17024 (init_alias_heapvars): Initialize only when not already initialized.
17025 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17027 2007-01-19 Roger Sayle <roger@eyesopen.com>
17029 * common.opt (fsigned-zeros): New command line option.
17030 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17031 of flag_unsafe_math_optimizations.
17032 * opts.c (set_fast_math_flags): The -ffast-math command line option
17033 implies -fno-signed-zeros.
17034 (fast_math_flags_set_p): Likewise.
17036 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17037 the documentation of -ffast-math appropriately. Wrap long lines.
17039 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17041 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17042 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17044 2007-01-19 Tomas Bily <tbily@suse.cz>
17046 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17048 (tree_init_ic_make_global_vars): New function
17049 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17050 (tree_gen_ic_profiler): New function
17051 (tree_gen_ic_func_profiler): New function
17052 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17053 (tree_profile_hooks): Added hook for indirec/virtual calls
17054 * value-prof.c (tree_find_values_to_profile): New case for
17056 (tree_values_to_profile): Call for determining indirect/virtual
17058 (tree_indirect_call_to_profile): New function
17059 (tree_ic_transform): New function
17060 (tree_ic): New function
17061 (find_func_by_pid): New function
17062 (init_pid_map): New function
17063 (tree_value_profile_transformations): Added check for
17064 indirect/virtual call transformation
17065 * value-prof.h (enum hist_type): New counter type for
17066 indirect/virtual calls
17067 (profile_hooks): Added new hook for profiling indirect/virtual
17069 * profile.c (instrument_values): New case for indirect/virtual
17071 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17072 (GCOV_COUNTER_V_INDIR): New counter type
17073 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17074 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17076 * cgraph.c: Definition of cgraph_max_pid
17077 (cgraph_create_node): Default init of pid attribute
17078 * cgraph.h: Declaration of cgraph_max_pid
17079 (struct cgraph_node): Added pid attribute
17080 * libgcov.c (__gcov_indirect_call_profiler): New function
17081 (__gcov_one_value_profiler_body): New function
17082 (__gcov_one_value_profiler): Body was moved to
17083 __gcov_one_value_profiler_body and calls it
17085 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17087 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17088 * gengtype.c (write_types_data, write_func_for_structure,
17089 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17090 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17091 (walk_type, write_func_for_structure): Generate the mark_hook if
17094 2007-01-19 Jan Hubicka <jh@suse.cz>
17096 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17097 'early' argument take inlining mode argument specifying whether to
17098 inline for size/speeed or all functions; add support for flattening;
17100 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17102 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17105 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17106 the name of the declared identifier.
17108 2007-01-19 Dirk Mueller <dmueller@suse.de>
17110 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17111 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17112 duplicate evaluation.
17114 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17116 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17117 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17118 to XFMode, use acosxf2 and truncate result to requested mode.
17119 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17120 (asin<mode>2): Similarly, with asin expanders.
17121 (*fscalexf4_i387): Rename from *fscalexf4.
17122 (expNcorexf3): New expander.
17123 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17124 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17125 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17126 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17127 patterns for SSE math.
17128 (exp10<mode>2): Similarly, with exp10 expanders.
17129 (exp2<mode>2): Similarly, with exp2 expanders.
17130 (expm1<mode>2): Similarly, with expm1 expanders.
17131 (ldexp<mode>3): Similarly, with ldexp expanders.
17132 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17133 Use gen_truncxf<mode>2_i387_noop to truncate result.
17135 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17137 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17138 for ColdFire targets.
17140 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17141 Richard Sandiford <richard@codesourcery.com>
17143 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17144 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17145 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17146 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17147 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17148 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17150 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17152 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17153 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17154 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17155 (*adddi_dilshr32_cf): New pattern.
17156 (adddi3, subdi3): Remove first alternatives.
17158 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17160 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17161 implemented using move.l, do not use its cc result for floating-point
17164 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17166 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17167 from accepting 's' constraints if flag_pic.
17169 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17171 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17172 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17173 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17174 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17176 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17178 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17179 ColdFire alternatives.
17180 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17181 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17182 architectures that support ff1 instruction.
17184 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17185 Julian Brown <julian@codesourcery.com>
17187 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17188 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17189 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17192 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17194 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17196 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17197 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17198 HOST_WIDE_INT instead of an rtx.
17199 (m68k_rtx_costs): Update call accordingly.
17200 (output_move_const_into_data_reg): Likewise. Fix formatting.
17201 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17203 (output_move_simode_const): Update calls after above changes.
17204 Rework to use automatic variables and predicates like MEM_P.
17205 * config/m68k/m68k.md (pushexthisi_const): Update call to
17208 2007-01-19 Dirk Mueller <dmueller@suse.de>
17210 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17211 in dump_flags test.
17213 2007-01-19 Richard Guenther <rguenther@suse.de>
17215 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17216 via cexp in case sincos is not available.
17218 2007-01-19 Richard Guenther <rguenther@suse.de>
17220 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17221 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17222 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17223 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17224 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17225 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17226 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17227 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17229 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17231 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17233 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17234 (atan2xf3): Directly generate RTL pattern.
17235 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17236 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17237 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17238 disable patterns for SSE math.
17239 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17240 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17241 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17242 disable patterns for SSE math.
17244 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17246 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17248 2007-01-18 Roger Sayle <roger@eyesopen.com>
17250 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17251 VIEW_CONVERT_EXPR to the same type as it's operand.
17253 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17255 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17256 configured for long double 128.
17258 2007-01-18 Mike Stump <mrs@apple.com>
17260 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17263 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17265 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17268 2007-01-18 Jan Hubicka <jh@suse.cz>
17270 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17271 greater than NUM_VOP_FREE_BUCKETS.
17273 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17275 * tree-ssa-structalias.c: Update comments.
17276 (ptabitmap_obstack): Removed.
17277 (pta_obstack): New.
17278 (oldpta_obstack): Ditto.
17279 (stats): Add a few members.
17280 (struct variable_info): Remove node, complex, address_taken, and
17281 indirect_target members. Add oldsolution member.
17282 (new_var_info): Do not initialize removed members.
17283 (constraint_expr_type): Remove INCLUDES.
17284 (constraint_graph): Add size, implicit_preds, rep,
17285 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17286 (FIRST_REF_NODE): New macro.
17287 (LAST_REF_NODE): Ditto.
17288 (FIRST_ADDR_NODE): Ditto.
17289 (find): New function.
17291 (dump_constraint): Do not handle INCLUDES.
17292 (insert_into_complex): Do not insert duplicate constraints.
17293 (condense_varmap_nodes): Renamed and rewritten into ...
17294 (merge_node_constraints): This. Also fix bug in handling of
17295 offseted copy constraints.
17296 (clear_edges_for_node): No longer need to deal with preds at all,
17297 or removing associated preds/succs.
17298 (merge_graph_nodes): Deal with indirect_cycles.
17299 Don't deal with predecessors.
17300 (add_implicit_graph_edge): New function.
17301 (add_pred_graph_edge): Ditto.
17302 (add_graph_edge): Don't deal with predecessors.
17303 (build_constraint_graph): Removed.
17304 (build_pred_graph): New function.
17305 (build_succ_graph): Ditto.
17306 (struct scc_info): Removed in_component. Added roots, dfs, and
17307 node_mapping. Remove visited_index, unification_queue.
17308 (scc_visit): Deal with union-find we do now.
17309 Deal with cycles with REF nodes.
17310 (collapse_nodes): Renamed and rewritten to ...
17311 (unify_nodes): This.
17312 (process_unification_queue): Removed.
17313 (topo_visit): Cleanup
17314 (do_da_constraint): Use find.
17315 (do_sd_constraint): Ditto.
17316 (do_ds_constraint): Ditto.
17317 (do_complex_constraint): Ditto.
17318 (init_scc_info): Update for removed and added members.
17319 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17320 (find_indirect_cycles): This.
17321 (equivalence_class): New variable.
17322 (label_visit): New function.
17323 (perform_variable_substitution): Rewritten.
17324 (free_var_substitution_info): New function.
17325 (find_equivalent_node): Ditto.
17326 (move_complex_constraints): Ditto.
17327 (eliminate_indirect_cycles): Ditto.
17328 (solve_graph): Only propagate changed bits.
17329 Use indirect cycle elimination.
17331 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17332 (tree_id_eq): Renamed to ...
17333 (tree_vi_eq): This. Update for member change
17334 (insert_id_for_tree): Renamed and rewritten to ...
17335 (insert_vi_for_tree): This.
17336 (lookup_id_for_tree): Renamed and rewritten to ...
17337 (lookup_vi_for_tree): This.
17338 (get_id_for_tree): Renamed and rewritten to ...
17339 (get_vi_for_tree): Ditto.
17340 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17341 (process_constraint): Don't handle INCLUDES.
17342 Remove special ADDRESSOF case.
17343 (find_func_aliases): Rewrite to use vi functions instead of id
17345 (create_function_info_for): Ditto.
17346 (create_variable_info_for): Ditto.
17347 (intra_create_variable_infos): Ditto.
17348 (merge_smts_into): Ditto.
17349 (find_what_p_points_to): Ditto.
17350 (init_base_vars): Ditto.
17351 (init_alias_vars): Ditto.
17352 (remove_preds_and_fake_succs): New function.
17353 (dump_sa_points_to_info): Dump new stats.
17354 (dump_solution_for_var): Use find.
17355 (set_used_smts): Fix formatting.
17356 (compute_points_to_sets): Updated for new functions.
17357 (ipa_pta_execute): Ditto.
17359 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17360 Richard Sandiford <richard@codesourcery.com>
17362 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17364 * calls.c (expand_call): If the return value is a PARALLEL,
17365 extract its first member.
17366 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17367 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17368 use FUNCTION_EXTRA_EPILOGUE.
17369 (m68k_function_value): Return a PARALLEL if the return value
17370 is of a pointer type.
17371 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17372 (FUNCTION_EXTRA_EPILOGUE): Remove.
17373 * config/m68k/m68k.md (D0_REG): New constant.
17375 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17377 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17378 output a NOP for empty epilogues.
17380 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17382 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17383 before function. Extend register save check to include all
17384 registers, not just integer ones.
17386 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17388 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17389 (m68k_use_return_insn): ...this.
17390 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17391 * config/m68k/m68k.c (use_return_insn): Rename to...
17392 (m68k_use_return_insn): ...this.
17393 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17394 of USE_RETURN_INSN.
17396 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17398 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17399 nearest even, fix denormal rounding overflow.
17401 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17403 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17404 f%$smove and f%$move.
17405 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17406 (extendsfdf2_cf): Use fdmove instead of f%&move.
17407 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17408 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17412 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17415 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17417 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17418 (coldfire_single_format): Declare.
17419 (coldfire_double_format): Likewise.
17420 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17421 of qnan_msb_set to determine the lower bits of a canonical
17423 (encode_ieee_double): Likewise.
17424 (encode_ieee_quad): Likewise.
17425 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17426 (mips_single_format): Likewise.
17427 (ieee_double_format): Likewise.
17428 (mips_double_format): Likewise.
17429 (ieee_extended_motorola_format): Likewise.
17430 (ieee_extended_intel_96_format): Likewise.
17431 (ieee_extended_intel_128_format): Likewise.
17432 (ieee_extended_intel_96_round_53_format): Likewise.
17433 (ibm_extended_format): Likewise.
17434 (mips_extended_format): Likewise.
17435 (ieee_quad_format): Likewise.
17436 (mips_quad_format): Likewise.
17437 (vax_f_format): Likewise.
17438 (vax_d_format): Likewise.
17439 (vax_g_format): Likewise.
17440 (i370_single_format): Likewise.
17441 (i370_double_format): Likewise.
17442 (decimal_single_format): Likewise.
17443 (decimal_double_format): Likewise.
17444 (decimal_quad_format): Likewise.
17445 (c4x_single_format): Likewise.
17446 (c4x_extended_format): Likewise.
17447 (real_internal_format): Likewise.
17448 (coldfire_single_format): New real_format.
17449 (coldfire_double_format): Likewise.
17450 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17451 canonical_nan_lsbs_set.
17452 (pdp11_d_format): Likewise.
17453 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17454 if TARGET_COLDFIRE_CPU.
17456 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17458 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17459 (output_call, m68k_legitimize_call_address): Declare.
17460 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17461 parenthesees. Add support for a 'W' constraint.
17462 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17463 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17464 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17465 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17467 (override_options): Initialize them. Do not set flag_no_function_cse
17468 for TARGET_ID_SHARED_LIBRARY.
17469 (m68k_output_pic_call): Delete.
17470 (m68k_legitimize_call_address): New function.
17471 (print_operand): Remove the %o prefix. Handle the %p prefix.
17472 (output_call): New function.
17473 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17474 target address from the GOT if symbolic jumps are not allowed.
17475 * config/m68k/m68k.md (call, general_operand): Do not set
17476 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17477 Merge separate flag_pic and !flag_pic define_insns into...
17478 (*call, *call_value): ...these new patterns. Match the address
17479 rather than the containing MEM and require it to be a call_operand.
17480 Use output_call to generate the asm template.
17481 * config/m68k/predicates.md (const_call_operand): New predicate.
17482 (call_operand): Likewise.
17484 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17486 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17487 (STACK_GROWS_DOWNWARD): Define to 1.
17488 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17489 comments, emphasizing that these values are only defaults.
17490 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17491 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17495 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17497 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17498 Richard Sandiford <richard@codesourcery.com>
17500 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17501 (FP_REGNO_P): New macros.
17502 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17503 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17504 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17505 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17507 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17509 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17510 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17512 * config/m68k/t-floatlib: New file, extracting common code from...
17513 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17514 * config/m68k/t-uclinux: Here.
17515 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17516 routines on ColdFire targets.
17518 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17520 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17521 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17522 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17523 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17524 explicitly set MOTOROLA to 1.
17525 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17527 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17528 Nathan Sidwell <nathan@codesourcery.com>
17530 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17531 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17532 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17533 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17534 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17535 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17536 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17537 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17538 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17539 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17540 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17541 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17542 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17543 (DBX_REGISTER_NUMBER): Delete.
17544 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17545 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17546 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17548 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17550 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17551 * config/flat.h: New file.
17552 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17553 OBJECT_FORMAT_FLAT.
17554 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17555 indirect references for -msep-data or -mid-shared-library.
17556 Do not use PC-relative code addresses either.
17557 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17559 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17560 for shared libraries and crt1.o for executables. Use crti.o and
17562 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17563 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17564 Do not add -elf2flt or -shared-lib-id options here.
17565 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17566 Pass -shared-lib-id if -mid-shared-library, taking the library
17567 identifier from -mshared-library-id if given, otherwise
17569 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17570 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17571 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17572 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17573 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17574 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17576 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17577 jump sequence for ISA A and ISA A+.
17578 (PICJUMP): Likewise.
17580 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17582 * config.gcc (m68k-*-uclinux*): Base the port on the common
17583 and m68k GNU/Linux files rather than on the generic ELF ones.
17584 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17585 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17587 2007-01-18 Julian Brown <julian@codesourcery.com>
17588 Richard Sandiford <richard@codesourcery.com>
17590 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17591 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17592 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17594 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17595 80 unconditionally.
17596 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17598 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17600 * doc/install.texi: Document m68k-uclinuxoldabi.
17601 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17602 * config/m68k/uclinux-oldabi.h: New file, copied from
17603 config/m68k/uclinux.h.
17605 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17607 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17608 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17609 (m32r_compute_frame_size): Use unsigned for regno.
17610 (m32r_reload_lr): Use gen_frame_mem.
17612 (m32r_output_function_epilogue): Don't output the function epilogue
17614 (m32r_expand_epilogue): New.
17615 (direct_return): Return false if the function has the interrupt
17617 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17618 * config/m32r/m32r.md (epilogue): New expander.
17619 (return_lr, return_rte): New insns.
17620 (return): Make it expander.
17621 (return_normal): New expander.
17623 2007-01-18 Josh Conner <jconner@apple.com>
17626 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17627 support for UNLE, UNLT, UNGE, and UNGT.
17629 2007-01-18 Jan Hubicka <jh@suse.cz>
17631 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17632 * tree-tailcall (add_virtual_phis): Likewise.
17633 (optimize_tail_call): Return TODOs.
17634 (execute_tail_calls): Return TODOs.
17635 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17636 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17638 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17639 Cleanup cfg using TODO.
17640 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17641 * passes.c (execute_function_todo): When cleanup did something, remove
17643 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17644 (make_edges): Don't cleanup_cfg.
17646 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17648 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17649 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17650 operate on the top of stack.
17651 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17652 register handling of instructions that output to the second
17654 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17655 (move_for_stack_reg): Special-case check for dead destination
17656 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17658 * config/i386/i386.md (UNSPEC_TAN): New constant.
17659 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17660 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17661 to correctly model move of constant 1.0 to top stack slot.
17662 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17663 (unnamed peephole2 pattern): Remove corresponding peephole2
17664 pattern that optimizes tan insn and loading of constant 1.0.
17665 (tanxf2): Use fptanxf4_i387.
17666 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17667 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17668 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17669 disable patterns for SSE math.
17670 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17671 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17673 2007-01-18 Dirk Mueller <dmueller@suse.de>
17674 Richard Guenther <rguenther@suse.de>
17677 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17678 * common.opt (Warray-bounds): Add new warning option.
17679 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17681 * Makefile.in: make tree-vrp.o depend on toplev.h
17682 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17684 (check_array_refs, check_array_bounds, check_array_ref): New.
17686 2007-01-18 Jan Hubicka <jh@suse.cz>
17688 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17689 (execute_ssa_ccp): Return flags conditionally.
17690 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17692 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17694 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17696 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17697 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17699 * Makefile.c (GTFILES): Add cfglayout.h.
17700 * gengtype.c (open_base_files): Likewise.
17701 * cfglayout.c (cfg_layout_function_footer,
17702 cfg_layout_function_header) Reindent to make gengtype happy.
17703 * cfglayout.h (cfg_layout_function_footer,
17704 cfg_layout_function_header): Add GTY(()) marker.
17706 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17708 2007-01-18 Ben Elliston <bje@au.ibm.com>
17710 * genautomata.c (write_automata): Include xstrerror output in the
17711 error message if writing the DFA description file fails.
17713 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17715 * config/mips/mips-protos.h (mips_output_external): Make it
17717 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17718 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17719 (extern_list): Likewise.
17720 (extern_head): Likewise.
17721 (TARGET_ASM_FILE_END): Likewise.
17722 (mips_file_end): Likewise.
17723 (mips_output_external): Rewritten.
17725 2007-01-18 Ben Elliston <bje@au.ibm.com>
17727 * genpreds.c (write_insn_preds_c): Only write out the function
17728 body for regclass_for_constraint if we have register constraints.
17730 2007-01-17 Tom Tromey <tromey@redhat.com>
17732 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17733 * doc/install.texi (Testing): Use sourceware.org.
17734 (Binaries): Likewise.
17735 (Specific): Likewise.
17736 * doc/contrib.texi (Contributors): Use sourceware.org.
17738 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17740 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17741 (AVR_ENHANCED): Rename to ...
17742 (AVR_HAVE_MUL): ... new.
17743 (avr_enhanced_p): Rename to ...
17744 (avr_have_mul_p): ... new.
17745 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17746 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17747 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17748 (avr_have_mul_p): ... new.
17749 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17750 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17751 'avr_enhanced_p' and 'enhanced'.
17752 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17753 AVR_HAVE_MUL instead of AVR_ENHANCED.
17754 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17755 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17756 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17757 instead of AVR_ENHANCED.
17758 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17759 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17760 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17762 2007-01-17 Ian Lance Taylor <iant@google.com>
17764 * vec.h (VEC_reserve_exact): Define.
17765 (vec_gc_p_reserve_exact): Declare.
17766 (vec_gc_o_reserve_exact): Declare.
17767 (vec_heap_p_reserve_exact): Declare.
17768 (vec_heap_o_reserve_exact): Declare.
17769 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17771 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17772 negative parameter.
17773 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17774 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17775 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17776 * vec.c (calculate_allocation): Add exact parameter. Change all
17778 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17779 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17780 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17781 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17782 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17783 (vec_heap_p_reserve_exact): New function.
17784 (vec_heap_o_reserve_exact): New function.
17786 2007-01-17 Jan Hubicka <jh@suse.cz>
17788 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17790 2007-01-17 Eric Christopher <echristo@apple.com>
17792 * config.gcc: Support core2 processor.
17794 2007-01-16 Jan Hubicka <jh@suse.cz>
17796 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17797 the names, just unlink the chain so we don't crash on dangling
17801 2007-01-16 Jan Hubicka <jh@suse.cz>
17803 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17804 * tree-pass.h: Reorder to make IPA passes appear toegher.
17805 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17807 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17808 parameters, do not call early inliner.
17809 * ipa-inline.c: Update comments. Include tree-flow.h
17810 (cgraph_decide_inlining): Do not compute inlining parameters.
17811 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17812 be called with function context set up.
17813 (pass_ipa_inline): Remove unreachable functions before pass.
17814 (cgraph_early_inlining): Simplify assuming to be called from the
17816 (pass_early_inline): New pass.
17817 (cgraph_gate_ipa_early_inlining): New gate.
17818 (pass_ipa_early_inline): Turn into simple wrapper.
17819 (compute_inline_parameters): New function.
17820 (gate_inline_passes): New gate.
17821 (pass_inline_parameters): New pass.
17822 (apply_inline): Move here from tree-optimize.c
17823 (pass_apply_inline): New pass.
17824 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17826 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17827 doing them by hand.
17828 (tree_function_versioning): Do not allocate dummy struct function.
17829 * tree-inline.h (optimize_inline_calls): Update prototype.
17830 * tree-optimize.c (execute_fixup_cfg): Export.
17831 (pass_fixup_cfg): Remove
17832 (tree_rest_of_compilation): Do not apply inlines.
17833 * tree-flow.h (execute_fixup_cfg): Declare.
17834 * Makefile.in (gt-passes.c): New.
17835 * passes.c: Include gt-passes.h
17836 (init_optimization_passes): New passes.
17837 (nnodes, order): New static vars.
17838 (do_per_function_toporder): New function.
17839 (execute_one_pass): Dump current pass here.
17840 (execute_ipa_pass_list): Don't dump current pass here.
17842 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17844 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17845 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17847 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17849 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17850 (strong_alias): Define.
17851 (__gcc_qmul): Provide non-FMA for soft-float.
17852 (__gcc_qdiv): Same.
17857 (__gcc_qunord): New.
17867 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17868 soft-float functions.
17869 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17870 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17871 about long double soft float.
17873 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17874 Tehila Meyzels <tehila@il.ibm.com>
17876 * tree-vectorizer.h (is_pattern_stmt_p): New.
17877 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17878 formatting (tabs instead of spaces). Cleanup and clarify setting
17879 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17880 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17881 (vectorizable_type_demotion): Check that types are integral.
17882 (vectorizable_type_promotion): Likewise.
17883 (vectorizable_store): Fix typo. Eliminate new-line at end of
17886 2007-01-16 Jan Hubicka <jh@suse.cz>
17888 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17891 2007-01-15 Eric Christopher <echristo@apple.com>
17893 * ifcvt.c: Include vec.h, vecprim.h.
17894 (check_cond_move_block): New argument regs.
17895 Reorganize. Add registers used to regs.
17896 (cond_move_process_if_block): Use regs set above as
17899 2007-01-15 Eric Christopher <echristo@apple.com>
17901 * config/darwin.h: Update copyright.
17902 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17903 (LINK_COMMAND_SPEC): Add -u.
17904 (LINK_SPEC): Fix umbrella for above.
17906 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17908 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17911 2007-01-15 Tom Tromey <tromey@redhat.com>
17913 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17914 * doc/install.texi (Testing): Don't mention jacks.
17915 (Configuration): Document --enable-java-maintainer-mode. Move
17916 --with-java-home to libgcj-specific section. Document
17918 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17920 2007-01-15 Jan Hubicka <jh@suse.cz>
17922 * tree-ssa-dce.c (DCE_TODOs): New.
17923 (propagate_necessity): Return if something changed.
17924 (eliminate_unnecessary_stmts): Likewise.
17925 (perform_tree_ssa_dce): Return TODO flags when needed.
17926 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17928 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17930 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17931 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17932 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17933 patterns using X87MODEF12 mode macro. Extend operand 1
17934 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17935 (log10<mode>2): Ditto.
17936 (log2<mode>2): Ditto.
17937 (log1p<mode>2): Ditto.
17938 (logb<mode>2): Ditto.
17939 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17940 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17941 (*fxtractxf3_i387): Rename from *fxtractxf3.
17942 (fxtract_extend<mode>xf3_i387): New insn pattern.
17943 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17944 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17945 and gen_fyl2xxf3_i387().
17947 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17949 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17950 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17951 get_loop_exit_edges. Changed return type to bool.
17952 * cfgloop.h (fix_loop_placement): Declaration removed.
17954 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17956 * param.h (MIN_VECT_LOOP_BOUND): New.
17957 * params.def (MIN_VECT_LOOP_BOUND): New.
17958 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17959 argument - minimum threshold for number of iterations.
17960 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17961 argument to declaration.
17962 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17963 MIN_VECT_LOOP_BOUND.
17964 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17965 slpeel_tree_peel_loop_to_edge with additional argument.
17966 (vect_do_peeling_for_alignment): Likewise.
17967 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17969 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17972 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17973 operands of size 1.
17975 2007-01-14 Jan Hubicka <jh@suse.cz>
17977 * tree-dfa.c (remove_referenced_var): New function.
17978 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17979 prune referenced vars list too.
17980 * tree-flow.h (remove_referenced_var): Declare.
17982 2007-01-14 Jan Hubicka <jh@suse.cz>
17984 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17986 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17987 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17988 * except.h (verify_eh_throw_table_statements): Kill prototype.
17989 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17990 into call exrepssions.
17991 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17993 * tree-cfg.c: Include pointer-set.h.
17994 (verify_node_sharing): Work on pointer set.
17995 (verify_eh_throw_stmt_node): New.
17996 (verify_stmts): Use pointers sets, verify throw_stmt.
17998 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
18000 * ipa-reference.c (analyze_function): Consider also addresses taken
18003 2007-01-12 Roger Sayle <roger@eyesopen.com>
18005 * c-typeck.c (null_pointer_constant_p): Replace use of
18006 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18007 (build_c_cast): Likewise.
18009 2007-01-12 Roger Sayle <roger@eyesopen.com>
18011 * tree.h (force_fit_type_double): Remove unused final argument.
18012 * c-common.c (constant_expression_warning): Replace use of
18013 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18014 (convert_and_check): Likewise.
18015 (shorten_compare): Update call to force_fit_type_double.
18016 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
18017 * convert.c (convert_to_pointer): Update call to
18018 force_fit_type_double.
18019 * fold-const.c (force_fit_type_double): Remove overflowed_const
18021 (int_const_binop, fold_convert_const_int_from_int,
18022 fold_convert_const_int_from_real, fold_div_compare,
18023 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18024 fold_abs_const, fold_not_const): Remove the final argument from
18025 calls to force_fit_type_double.
18027 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18029 * configure.ac: Set insn to "nop" for spu-*-* also.
18030 * configure: Regenerate.
18032 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18034 * builtins.def : Add BUILT_IN_FREE.
18036 2007-01-12 Jan Hubicka <jh@suse.cz>
18038 PR tree-optimization/30443
18039 * tree-inline.c (tree_function_versioning): Do not optimize when
18040 cloning for inlining.
18042 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18044 * doc/loop.texi: Document recording of loop exits.
18045 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18046 (update_single_exits_after_duplication,
18047 update_single_exit_for_duplicated_loop,
18048 update_single_exit_for_duplicated_loops): Removed.
18049 (duplicate_loop_to_header_edge): Do not call
18050 update_single_exits_after_duplication and
18051 update_single_exit_for_duplicated_loops.
18052 (loop_version): Do not update single_exit information.
18053 (fix_loop_structure): Use record_loop_exits instead of
18054 mark_single_exit_loops.
18055 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18056 the lists of loop exits.
18057 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18058 split_edge, merge_blocks): Update the lists of loop exits.
18059 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18060 loop_optimizer_init.
18061 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18062 of mark_single_exit_loops.
18063 (loop_optimizer_finalize): Call release_recorded_exits.
18064 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18065 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18066 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18067 update single exit information.
18068 * lambda-code.c (perfect_nestify): Ditto.
18069 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18070 (mark_single_exit_loops): Removed.
18071 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18072 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18073 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18075 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18076 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18077 (verify_loop_structure): Verify consistency of the exit lists.
18078 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18079 (set_single_exit): Removed.
18080 * cfgloop.h (struct loop_exit): New function.
18081 (struct loop): single_exit_ field replaced by exits field.
18082 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18083 LOOPS_HAVE_RECORDED_EXITS.
18084 (struct loops): Added exits hash.
18085 (mark_single_exit_loops, set_single_exit): Declaration removed.
18086 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18088 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18090 * doc/invoke.texi: Avoid use of @headitem.
18092 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18094 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18096 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18098 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18101 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18102 Richard Sandiford <richard@codesourcery.com>
18104 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18105 * config/m68k/m68k.opt: Resort options.
18106 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18108 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18109 Richard Sandiford <richard@codesourcery.com>
18111 * doc/invoke.texi: Document the macros that are defined by
18112 m68k's -mtune and -mhard-float options.
18113 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18114 (m68k_cpp_cpu_family): Likewise.
18115 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18116 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18117 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18118 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18119 (m68k_cpp_cpu_family): Likewise.
18121 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18123 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18124 macros besides mc68000 as tuning macros. Use a switch statement
18125 to set them and mcpu32.
18127 2007-01-12 Julian Brown <julian@codesourcery.com>
18129 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18130 (TARGET_68040_ONLY): Rename to...
18131 (TARGET_68040): ...this.
18132 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18133 * config/m68k/m68k.md: Likewise.
18135 2007-01-12 Julian Brown <julian@codesourcery.com>
18136 Nathan Sidwell <nathan@codesourcery.com>
18137 Richard Sandiford <richard@codesourcery.com>
18139 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18140 the -mcpu= argument associated with the --with-cpu setting.
18141 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18142 if different from the one implied by the -mcpu setting.
18143 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18144 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18145 * doc/invoke.texi: Mention ColdFire in the introduction to the
18146 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18147 -mno-div and -mhard-float options. Make -m68881 a synonym for
18148 -mhard-float. Document the previously-undocumented -m5206e,
18149 -m528x, -m5307 and -m5407 options. Tweak the existing option
18150 documentation for consistency.
18151 * doc/install.texi: Mention new --with-cpu arguments.
18152 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18153 default CPU if neither -mcpu nor -march are specified.
18154 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18155 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18156 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18157 using m68k_tune to decide between families that implement the
18158 same ISA. Use m68k_tune to set __mcfv4e__.
18159 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18160 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18161 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18162 (FL_ISA_C, FL_ISA_MMU): New macros.
18163 (MASK_COLDFIRE): Delete.
18164 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18165 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18166 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18167 (TARGET_HARD_FLOAT): Do not define here.
18168 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18169 (TUNE_68000): New macro.
18170 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18171 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18172 (TUNE_CFV2): Redefine in terms of m68k_tune.
18173 (uarch_type, target_device, fpu_type): New enums.
18174 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18175 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18176 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18177 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18178 (FL_FOR_isa_c): New macros.
18179 (m68k_isa): New enum.
18180 (m68k_target_selection): New structure.
18181 (all_devices, all_isas, all_microarchs): New tables.
18182 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18183 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18184 (MASK_ALL_CPU_BITS): Delete.
18185 (m68k_find_selection): New function.
18186 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18187 Map the legacy target options to a combination of the new ones.
18188 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18189 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18190 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18192 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18193 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18195 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18196 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18197 * config/m68k/m68k-devices.def: New file.
18199 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18200 Nathan Sidwell <nathan@codesourcery.com>
18202 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18203 (SUBTARGET_EXTRA_SPECS): New macros.
18204 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18205 use %(asm_cpu_spec) instead.
18206 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18207 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18208 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18209 (EXTRA_SPECS): Rename to...
18210 (SUBTARGET_EXTRA_SPECS): ...this.
18212 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18213 Richard Sandiford <richard@codesourcery.com>
18214 Julian Brown <julian@codesourcery.com>
18216 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18217 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18218 to the configuration's default CPU.
18219 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18220 Remove default masks.
18221 (m680[012]0-*-*): Set the default with_cpu to the first part of
18223 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18224 (m68k*-*-linux): Extend the --with-cpu handling to...
18225 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18226 and m68010. Don't set target_cpu_default2.
18227 * doc/install.texi: Document --with-cpu for m68k.
18228 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18229 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18230 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18231 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18232 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18233 (ASM_SPEC): Remove use of %(asm_cpu_default).
18234 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18235 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18236 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18237 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18238 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18239 (TARGET_DEFAULT): Delete.
18240 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18241 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18242 (CPP_CPU_SPEC): Delete.
18243 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18244 the appropriate string.
18245 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18246 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18247 (ASM_SPEC): Don't use %(asm_default_spec).
18248 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18249 TARGET_DEFAULT and add MASK_68881.
18250 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18252 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18254 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18255 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18256 MASK_68010 alongside MASK_68020.
18257 * doc/invoke.texi: Document -m68010.
18258 * config/m68k/m68k.opt (m68010): New.
18259 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18261 (TUNE_68010): New macro.
18262 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18263 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18264 (M68K_CPU_m68332): Add MASK_68010.
18265 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18266 fallback definition.
18267 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18269 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18270 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18271 to all entries that use MASK_68020.
18272 (output_move_simode_const, output_move_himode, output_move_qimode)
18273 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18274 instead of TARGET_68020 to select clr behavior. Remove comment
18275 about there being no TARGET_68010.
18276 * config/m68k/m68k.md: Likewise throughout.
18278 2007-01-12 Julian Brown <julian@codesourcery.com>
18280 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18281 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18282 * config/m68k/m68k.md: Likewise.
18284 2007-01-12 Julian Brown <julian@codesourcery.com>
18286 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18287 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18289 2007-01-12 Julian Brown <julian@codesourcery.com>
18291 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18292 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18293 * config/m68k/m68k.md: Likewise.
18295 2007-01-12 Julian Brown <julian@codesourcery.com>
18296 Richard Sandiford <richard@codesourcery.com>
18298 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18299 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18300 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18302 (TARGET_CPU32): Rename to...
18303 (TUNE_CPU32): ...this.
18304 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18305 (TUNE_CFV2): New macros.
18306 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18307 remove conditions that are implied by TARGET_68020.
18308 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18309 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18310 (m68k_output_function_epilogue): Likewise.
18311 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18312 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18313 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18314 non-68000 timings. Refactor multiplication and division costs.
18315 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18316 TUNE_CPU32 instead of TARGET_CPU32.
18317 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18318 and TUNE_68060 instead of TARGET_68060.
18319 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18320 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18322 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18323 && !TARGET_COLDFIRE" to choose between moveq and clr.
18324 Likewise in the unnamed movsf pattern.
18325 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18326 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18329 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18331 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18332 of tabbing before backslashes.
18334 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18336 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18337 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18338 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18340 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18342 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18343 find_interesting_uses_cond.
18344 (find_interesting_uses_cond): Use extract_cond_operands.
18345 (rewrite_use_compare): Use extract_cond_operands and
18346 force_gimple_operand_bsi. Do not call update_stmt.
18347 (determine_use_iv_cost_condition): Use extract_cond_operands.
18348 Return cheaper of using original bound and changing the exit bound.
18350 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18352 PR tree-optimization/29516
18353 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18354 most_expensive_mult_to_index, addr_to_parts,
18355 create_mem_ref, maybe_fold_tmr): Make the type of
18356 fields of TARGET_MEM_REF sizetype.
18357 (move_fixed_address_to_symbol, move_pointer_to_base):
18359 * tree.def (TARGET_MEM_REF): Add comment on types of
18362 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18364 * c-common.c (vector_types_convertible_p): Treat opaque types as
18365 always convertible if they have the same size, but not otherwise.
18367 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18369 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18370 Remove the b_unconditional field.
18371 (noce_try_sign_mask): Do not look at b_unconditional.
18372 (noce_process_if_block): Do not use merge_if_blocks. Update
18373 the CFG here. Do not set b_unconditional.
18374 (cond_move_process_if_block): Likewise.
18375 (find_cond_trap): Likewise.
18376 (check_cond_move_block): Require simple jump insns at the end
18377 of the basic block.
18379 2007-01-11 Jan Hubicka <jh@suse.cz>
18381 PR tree-optimization/1046
18382 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18383 when alias info is not ready.
18384 (pass_tail_recursion): Do not require aliasing.
18385 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18386 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18387 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18388 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18389 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18390 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18391 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18393 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18394 When aliasing is not build, mark statement as volatile.
18396 2007-01-11 Tom Tromey <tromey@redhat.com>
18398 PR preprocessor/15185, PR preprocessor/20989:
18399 * doc/cppopts.texi <-MT>: Update description of algorithm for
18400 computing default target.
18401 <-M, -MD>: Reword "basename" text.
18403 2007-01-11 Roger Sayle <roger@eyesopen.com>
18405 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18406 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18407 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18408 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18409 fold_builtin_bswap, real_constp, fold_builtin_pow,
18410 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18411 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18412 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18413 * convert.c (convert_to_pointer): Likewise.
18414 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18415 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18416 const_binop, fold_convert_const_int_from_int,
18417 fold_convert_const_int_from_real,
18418 fold_convert_const_real_from_real, sign_bit_p,
18419 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18420 fold_sign_changed_comparison, fold_unary, fold_comparison,
18421 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18422 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18423 * print-tree.c (print_node_brief, print_node): Likewise.
18424 * stor-layout.c (place_field, layout_type): Likewise.
18425 * tree-chrec.c (keep_cast): Likewise.
18426 * tree.c (build_vector, build_real, build_real_from_int_cst,
18427 build_complex): Likewise.
18429 2007-01-11 Roger Sayle <roger@eyesopen.com>
18431 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18432 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18434 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18436 * configure.ac (strict1_warn): Rename to strict_warn.
18437 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18438 cc_set_by_configure, quoted_cc_set_by_configure,
18439 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18440 all_boot_languages, all_stagestuff): Remove.
18441 (target_list): Remove bootstrap targets.
18442 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18443 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18444 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18445 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18446 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18447 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18448 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18449 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18450 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18451 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18452 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18453 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18454 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18455 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18456 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18457 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18458 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18459 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18460 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18461 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18462 (mostlyclean): Adjust.
18463 (clean, distclean): Don't mention bootstrap stuff.
18464 * configure: Regenerate.
18465 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18466 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18467 treelang/config-lang.in (stagestuff): Remove.
18468 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18469 stageprofile, stagefeedback, stagestuff): Remove mention.
18471 2007-01-11 Nick Clifton <nickc@redhat.com>
18473 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18475 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18476 (mcore_arith_K_S_operand): Run the test for the S constraint not
18477 the test for the M constraint.
18478 (mcore_addsub_operand): Do not accept integer values that are
18479 larger than 32 bits.
18480 * config/mcore/mcore.md: Remove unused constraints from split.
18481 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18482 (addsi3): Likewise.
18483 (allocate_stack): Likewise.
18484 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18485 operands to 32 bits.
18486 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18488 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18489 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18490 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18491 mcore_output_bclri, mcore_output_andn, output_inline_const,
18492 mcore_output_move, mcore_output_movedouble): Likewise.
18493 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18494 (output_inline_const): Likewise.
18495 (output_inline_const): Fix format strings used in sprintf
18497 * config/mcore/mcore-protos.h: Update prototypes for changed
18498 functions in mcore.c.
18499 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18500 HOST_WIDE_INT and not int.
18501 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18502 CONST_OK_FOR_N): Likewise.
18503 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18504 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18507 2007-01-10 Jan Hubicka <jh@suse.cz>
18509 * tree-vrp.c (remove_range_assertions): Release defs.
18510 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18511 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18513 2007-01-10 Paul Brook <paul@codesourcery.com>
18515 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18516 * config/arm/arm.md (mulsi3subsi): New insn.
18518 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18520 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18521 (tree_transform_and_unroll_loop): New.
18522 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18525 2007-01-10 Robert Kennedy <jimbob@google.com>
18527 * fold-const.c (fold_comparison): Fold comparisons like (x *
18528 1000 < 0) to (x < 0).
18530 2007-01-10 Ian Lance Taylor <iant@google.com>
18532 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18533 operands have the same priority.
18535 2007-01-10 Tom Tromey <tromey@redhat.com>
18537 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18538 (fold_binary): Likewise.
18539 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18540 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18541 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18542 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18543 * langhooks.h (struct lang_hooks): Removed field
18544 'can_use_bit_fields_p'.
18546 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18548 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18550 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18552 * function.c (get_last_funcdef_no): New function.
18553 * function.h (get_last_funcdef_no): Declare.
18554 * tree-inline.c (initialize_cfun): Add initialization.
18555 (tree_function_versioning): Cleanup.
18557 2007-01-10 Jan Hubicka <jh@suse.cz>
18559 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18562 2007-01-10 Sa Liu <saliu@de.ibm.com>
18563 Ben Elliston <bje@au.ibm.com>
18565 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18566 for SAVE_NONLOCAL and Pmode for any other save level.
18567 * spu-protos.h (spu_restore_stack_block): Declare.
18568 * spu.md (save_stack_block): Remove.
18569 (restore_stack_block): Call spu_restore_stack_block.
18570 * spu.c (spu_restore_stack_block): New function.
18571 (spu_expand_epilogue): Remove old comment.
18573 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18575 PR tree-optimization/30322
18576 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18577 (cand_value_at): Return the value as aff_tree.
18578 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18579 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18580 aff_combination_mult): New functions.
18581 (aff_combination_add): Use aff_combination_add_cst.
18582 (aff_combination_convert): Allow conversions to a wider type.
18583 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18584 * tree-affine.h (aff_combination_mult): Declare.
18586 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18588 * doc/tm.texi: Update documentation to reflect reality of exec
18589 and start file search behaviours. Update copyright year.
18590 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18591 header file directories.
18593 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18595 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18596 (*cosxf2): Rename to cosxf2_i387.
18597 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18598 using X87MODEF12 mode macro. Rename patterns to
18599 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18601 (*cosdf2, *cossf2): Ditto.
18602 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18603 to match extended input operands.
18604 (sincos<mode>3): New expander.
18605 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18606 insn patterns and corresponding splitters.
18608 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18610 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18611 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18613 2007-01-09 Nicolas Pitre <nico@cam.org>
18616 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18618 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18620 * target.h (struct gcc_target): New field library_rtti_comdat.
18621 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18622 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18623 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18624 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18626 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18628 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18630 2007-01-08 Richard Guenther <rguenther@suse.de>
18632 * tree.h (force_fit_type_double): Export.
18633 (force_fit_type): Remove.
18634 * fold-const.c (force_fit_type_double): New function.
18635 (force_fit_type): Remove.
18636 (int_const_binop): Use it.
18637 (fold_convert_const_int_from_int): Likewise.
18638 (fold_convert_const_int_from_real): Likewise.
18639 (fold_div_compare): Likewise.
18640 (fold_sign_changed_comparison): Likewise.
18641 (fold_unary): Likewise.
18642 (fold_negate_const): Likewise.
18643 (fold_abs_const): Likewise.
18644 (fold_not_const): Likewise.
18645 * c-common.c (shorten_compare): Use force_fit_type_double.
18646 * convert.c (convert_to_pointer): Likewise.
18648 2007-01-08 Richard Guenther <rguenther@suse.de>
18650 * tree.h (build_int_cst_wide_type): Export.
18651 * tree.c (build_int_cst_wide_type): New function.
18652 (build_int_cst_wide): Fix comment.
18653 * builtins.c (fold_builtin_object_size): Use build_int_cst
18654 to build -1 or 0 of the correct type. Use fit_double_type
18655 to check for overflow.
18656 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18658 (decode_field_reference): Likewise.
18659 (all_ones_mask_p): Likewise.
18660 (native_interpret_int): Use build_int_cst_wide_type.
18661 (fold_binary): Use build_int_cst_type to build an all-ones
18663 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18665 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18667 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18669 2007-01-09 Ben Elliston <bje@au.ibm.com>
18671 * genautomata.c (STATS_OPTION): New option.
18672 (stats_flag): New flag.
18673 (gen_automata_option): Handle it.
18674 (initiate_automaton_gen): Ditto.
18675 (write_automata): Output statistics only if stats_flag is
18676 set. Likewise, output time statistics only if time_flag is set.
18677 * doc/md.texi (Processor pipeline description): Document new flag.
18679 2007-01-08 Richard Guenther <rguenther@suse.de>
18681 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18682 * tree.c (build_int_cst_type): Likewise.
18683 (size_in_bytes): Don't call force_fit_type on the result.
18684 (int_fits_type_p): Use fit_double_type.
18685 * fold-const.c (fit_double_type): New function.
18686 (force_fit_type): Use it.
18687 * tree.h (fit_double_type): Export.
18689 2007-01-08 Jan Hubicka <jh@suse.cz>
18691 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18692 * ipa.c (function_and_variable_visibility): Fix return type.
18694 2007-01-08 Richard Guenther <rguenther@suse.de>
18696 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18697 of offset to build the index.
18698 * tree-pretty-print.c (dump_generic_node): Don't build negated
18699 const just for printing.
18700 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18701 * builtins.c (fold_builtin_int_roundingfn): Check if result
18702 fits the type by using force_fit_type and comparing the result.
18703 * predict.c (predict_loops): Use compare_tree_int for comparison.
18704 * tree.c (build_int_cst): Fall back to integer_type_node for
18706 (build_int_cst_wide): Assert type is non-null.
18708 2007-01-08 Roberto Costa <roberto.costa@st.com>
18710 * tree-vrp.c (extract_range_from_cond_expr): New.
18711 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18712 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18714 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18715 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18716 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18717 used as expressions.
18718 * tree-object-size.c (cond_expr_object_size): New.
18719 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18721 2007-01-08 Jan Hubicka <jh@suse.cz>
18723 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18724 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18727 2007-01-08 Richard Guenther <rguenther@suse.de>
18729 PR tree-optimization/23603
18730 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18731 (extract_range_from_binary): Fall back to truthvalue instead of
18732 varying for TRUTH_*_EXPR.
18733 (extract_range_from_comparison): Fall back to truthvalue instead of
18735 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18736 if all visited PHI values were constant.
18738 2007-01-08 Jan Hubicka <jh@suse.cz>
18740 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18741 (cgraph_analyze_function): break out from ...
18742 (cgraph_finalize_compilation_unit): ... here.
18743 (cgraph_expand_function): Remove forgoten commented out line.
18744 (cgraph_optimize): Analyze functions.
18746 2007-01-08 Jan Hubicka <jh@suse.cz>
18748 * tree-pas.h (TODO_remove_function): New flag.
18749 (TODO_update*): Renumber.
18750 (pass_ipa_increase_alignment,
18751 pass_ipa_function_and_variable_visibility): New passes.
18752 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18753 (cgraph_function_and_variable_visibility): Move to ipa.c
18754 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18755 cgraph_increase_alignment.
18756 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18757 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18758 calling tree-inline.
18759 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18760 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18761 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18762 (gate_increase_alignment): New function.
18763 (pass_ipa_increase_alignment): New pass.
18764 * ipa.c: Inline tree-pass.h and timevar.h
18765 (function_and_variable_visibility): Move here from cgraphunit.c
18766 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18767 * passes.c (init_optimization_passes): Add the two new passes.
18768 (execute_todo): Handle cgraph_remove_functions.
18770 2007-01-08 Nick Clifton <nickc@redhat.com>
18772 * config/frv/predicates.md (reg_or_0_operand): Accept
18775 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18777 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18778 * config.gcc: Add bfin*-rtems*.
18780 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18782 * c.opt: Add -flax-vector-conversions.
18783 * c-typeck.c (convert_for_assignment): Pass flag to
18784 vector_types_convertible_p to allow emission of note.
18785 (digest_init): Likewise.
18786 * c-opts.c: Handle -flax-vector-conversions.
18787 * c-common.c (flag_lax_vector_conversions): New.
18788 (vector_types_convertible_p): Unless -flax-vector conversions
18789 has been passed, disallow conversions between vectors with
18790 differing numbers of subparts and/or element types. If such
18791 a conversion is disallowed, possibly emit a note on the first
18792 occasion only to inform the user of -flax-vector-conversions.
18793 The new last argument specifies this.
18794 * c-common.h (flag_lax_vector_conversions): New.
18795 (vector_types_convertible_p): Add extra argument.
18796 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18797 char_type_node for V*QI type vectors.
18798 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18799 Update to satisfy new typechecking rules.
18800 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18801 C and C++ variants.
18802 * doc/invoke.texi (C Dialect Options): Document
18803 -flax-vector-conversions.
18805 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18807 PR tree-optimization/29877
18808 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18809 a register variable on the RHS to not be replaceable.
18811 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18812 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18813 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18814 const_simm15, const_pow2, const_npow2): Added.
18815 * config/score/misc.md (insv, extv, extzv, movmemsi,
18816 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18817 * config/score/score.c (score_address_cost, score_select_cc_mode):
18819 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18820 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18821 Update score_print_operand.
18822 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18823 Adjust register allocate order and update some macro define.
18824 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18825 mdx_block_move_straight, mdx_block_move_loop_head,
18826 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18827 mdx_block_move_loop, mdx_block_move): Added.
18828 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18829 mdp_limm): Updated and fix some bug and typo.
18830 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18831 (movsf, movdf, doloop_end): Added.
18833 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18835 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18836 config/arm/thumb2.md: Fix comment typos.
18837 * doc/extend.texi: Fix a typo.
18839 2007-01-07 Eric Christopher <echristo@apple.com>
18841 * configure.ac: Check for __stack_chk_fail for darwin.
18842 * configure: Regenerate.
18844 2007-01-07 Richard Guenther <rguenther@suse.de>
18846 * tree-vrp.c (extract_range_from_assert): CSE calls to
18847 compare_values where possible.
18848 (extract_range_from_unary_expr): Likewise.
18850 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18852 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18853 * config/avr/avr.c (call_insn_operand): Delete function.
18854 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18855 instead of register number. Use predicates.
18856 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18857 call_insn_operand): Add.
18859 2007-01-06 Jan Hubicka <jh@suse.cz>
18861 * tree-pass.h (pass_build_cgraph_edges): Declare.
18862 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18863 (visited_nodes): Remove.
18864 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18865 build_cgrpah_edges; make visited_nodes local.
18866 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18867 (record_references_in_initializer): Move to cgraphbuild.c
18868 (initialize_inline_failed, rebuild_cgraph_edges,
18869 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18870 (verify_cgraph_node): Make visited_nodes local.
18871 (cgraph_analyze_function): Do not call cgraph_create_edges and
18872 initialize_inline_failed.
18873 (cgraph_expand_function): Do not call cgraph_lower_function;
18874 assert that function is already lowered.
18875 * Makefile.in (cgraphbuild.o): New.
18876 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18877 at the end of lowering passes.
18879 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18881 * ifcvt.c (cond_move_convert_if_block): New function, code
18882 factored out from...
18883 (cond_move_process_if_block): ...here. Call the new function
18884 on the THEN and ELSE blocks.
18885 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18886 already takes care of this.
18888 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18891 * tree.h (TREE_OVERFLOW_P): New.
18892 * c-typeck.c (parser_build_unary_op): Warn only if result
18893 overflowed and operands did not.
18894 (parser_build_binary_op): Likewise.
18895 (convert_for_assignment): Remove redundant overflow_warning.
18896 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18898 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18900 * c-typeck.c (store_init_value): Split over two lines to follow
18901 the GNU coding style.
18903 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18905 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18906 __GXX_EXPERIMENTAL_CXX0X__.
18907 * doc/cpp.texi: Same.
18909 2007-01-05 Richard Guenther <rguenther@suse.de>
18911 PR middle-end/27826
18912 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18913 with mismatched types. Instead explicitly build a
18914 conversion NOP_EXPR.
18916 2007-01-05 Ian Lance Taylor <iant@google.com>
18918 * c-common.c (decl_with_nonnull_addr_p): New function.
18919 (c_common_truthvalue_conversion): Call it.
18920 * c-typeck.c (build_binary_op): Likewise.
18921 * c-common.h (decl_with_nonnull_addr_p): Declare.
18923 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18926 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18929 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18931 * doc/install.texi (Final install): Document the fact that
18932 the GNAT runtime should not be stripped.
18934 2007-01-04 Jan Hubicka <jh@suse.cz>
18936 * tree-inline.c (fold_marked_statements): Update operand caches
18937 and EH after folding
18939 2007-01-04 Ian Lance Taylor <iant@google.com>
18941 * c-common.c (check_function_nonnull): Whitespace fix.
18943 2007-01-04 Jan Hubicka <jh@suse.cz>
18945 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18946 comitted older version of patch.
18947 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18948 function, celanup cfg and collect garbage.
18950 2007-01-04 Mike Stump <mrs@apple.com>
18952 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18955 2007-01-04 Eric Christopher <echristo@apple.com>
18957 * libgcc2.c (__bswapsi2): Use SItype.
18958 (__bswapdi2): Use DItype.
18959 * libgcc2.h: Update for above.
18961 2007-01-04 Paul Brook <paul@codesourcery.com>
18963 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18964 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18965 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18966 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18967 umulsi3_highpart): Make conditional on !arm_arch6.
18968 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18969 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18970 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18971 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18972 umulsi3_highpart_v6): New insns.
18974 2007-01-04 Roger Sayle <roger@eyesopen.com>
18976 * fold-const.c (fold_convert): When casting an expression to void,
18977 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18978 have a type. Instead of attempting to build a NOP_EXPR, return
18979 these "special" trees directly.
18981 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18983 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18984 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18985 rs6000_cost->fp not 0 as adjustment for outer NEG.
18987 2007-01-04 Jan Hubicka <jh@suse.cz>
18989 * cgraph.c (cgraph_release_function_body): New function.
18990 (cgraph_remove_node): Use it.
18991 * cgraph.h (cgraph_release_function_body): Declare.
18992 * cgraphunit.c (cgraph_expand_function): Use it.
18993 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18994 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18995 is initialized and while compilation of other function is running.
18996 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18997 statement CFG annotations from here to ...
18998 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
19000 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
19002 * cfgloop.h (enum li_flags): Make the constants powers of two.
19004 2007-01-04 Jan Hubicka <jh@suse.cz>
19006 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
19008 (fold_marked_statements): New function.
19009 (optimize_inline_calls, tree_function_versioning): Fold new statements.
19010 * tree-inline.h (copy_body_data): Add statements_to_fold.
19012 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
19014 * config.gcc: Mention libgcc/config.host.
19015 * Makefile.in: Update comments mentioning libgcc.
19016 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
19017 (all.cross, start.encap, rest.encap, rest.cross): Update
19018 dependencies for libgcc move.
19019 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
19020 (clean-target, clean-target-libgcc): Delete.
19021 (srcdirify, GCC_EXTRA_PARTS): New macros.
19022 (libgcc-support, libgcc.mvars): New rules.
19023 (distclean): Remove mention of mklibgcc.
19024 (install): Don't reference INSTALL_LIBGCC.
19025 (install-common): Don't reference EXTRA_PARTS.
19026 (install-libgcc, install-multilib): Delete rules.
19027 * mklibgcc.in: Delete file.
19028 * doc/configfiles.texi: Don't mention mklibgcc.
19030 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19031 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19032 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19033 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19034 (mklibgcc, ldblspecs): Likewise.
19036 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19037 (posixpre.def): Use $(T).
19038 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19039 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19040 (SHLIB_LINK): Make dummy.
19041 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19043 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19045 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19046 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19047 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19048 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19050 * configure.ac (all_outputs): Remove mklibgcc.
19051 * configure: Regenerated.
19053 2007-01-03 Josh Conner <jconner@apple.com>
19055 PR middle-end/29683
19056 * calls.c (compute_argument_addresses): Set stack and stack_slot
19057 for partial args, too.
19058 (store_one_arg): Use locate.size.constant for the size when
19059 generating a save_area.
19061 2007-01-03 Robert Kennedy <jimbob@google.com>
19063 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19064 whose definitions are deleted due to basic block merging.
19066 2007-01-03 Paul Brook <paul@codesourcery.com>
19069 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19071 (use_return_insn): Return 0 for Thumb interrupt functions.
19072 (print_multi_reg): Add rfe argument for IRQ returns.
19073 (arm_output_epilogue): Pop interrupt return address directly into PC.
19074 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19076 2007-01-03 Paul Brook <paul@codesourcery.com>
19078 Merge from sourcerygxx-4_1.
19079 * config/arm/thumb2.md: New file.
19080 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19082 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19083 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19084 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19085 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19087 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19088 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19090 * config/arm/ieee754-sf.S: Ditto.
19091 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19092 (thumb1_base_register_rtx_p): ... to this.
19093 (thumb_index_register_rtx_p): Rename...
19094 (thumb1_index_register_rtx_p): ... to this.
19095 (thumb_output_function_prologue): Rename...
19096 (thumb1_output_function_prologue): ... to this.
19097 (thumb_legitimate_address_p): Rename...
19098 (thumb1_legitimate_address_p): ... to this.
19099 (thumb_rtx_costs): Rename...
19100 (thumb1_rtx_costs): ... to this.
19101 (thumb_compute_save_reg_mask): Rename...
19102 (thumb1_compute_save_reg_mask): ... to this.
19103 (thumb_final_prescan_insn): Rename...
19104 (thumb1_final_prescan_insn): ... to this.
19105 (thumb_expand_epilogue): Rename...
19106 (thumb1_expand_epilogue): ... to this.
19107 (arm_unwind_emit_stm): Rename...
19108 (arm_unwind_emit_sequence): ... to this.
19109 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19110 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19111 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19112 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19113 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19114 thumb2_output_casesi): New functions.
19115 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19116 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19117 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19118 THUMB2_WORK_REGS): Define.
19119 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19120 arm_condexec_mask, arm_condexec_masklen)): New variables.
19121 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19122 (arm_override_options): Check new CPU capabilities.
19123 Set new architecture flag variables.
19124 (arm_isr_value): Handle v7m interrupt functions.
19125 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19127 (const_ok_for_arm): Handle Thumb-2 constants.
19128 (arm_gen_constant): Ditto. Use movw when available.
19129 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19131 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19132 (thumb_find_work_register, arm_load_pic_register,
19133 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19134 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19135 print_multi_reg, output_mov_long_double_fpa_from_arm,
19136 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19137 output_mov_double_fpa_from_arm, output_move_double,
19138 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19139 output_return_instruction, arm_output_function_prologue,
19140 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19141 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19142 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19143 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19144 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19145 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19147 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19148 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19149 (arm_file_start): Output directive for unified syntax.
19150 (arm_unwind_emit_set): Handle stack alignment instruction.
19151 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19152 Add v6t2, v7, v7a, v7r and v7m.
19153 (RETLDM): Add Thumb-2 code.
19154 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19155 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19156 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19157 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19158 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19159 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19160 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19161 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19162 ADJUST_INSN_LENGTH): Define.
19163 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19164 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19165 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19166 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19167 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19168 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19169 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19170 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19171 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19172 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19173 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19174 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19175 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19176 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19177 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19178 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19179 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19181 * config/arm/arm-tune.md: Regenerate.
19182 * config/arm/arm-protos.h: Update prototypes.
19183 * config/arm/vfp.md: Enable patterns for Thumb-2.
19184 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19185 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19186 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19187 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19188 * config/arm/libunwind.S: Add Thumb-2 code.
19189 * config/arm/constraints.md: Update include Thumb-2.
19190 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19191 * config/arm/ieee754-df.S: Ditto.
19192 * config/arm/bpabi.S: Ditto.
19193 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19194 * config/arm/predicates.md (low_register_operand,
19195 low_reg_or_int_operand, thumb_16bit_operator): New.
19196 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19197 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19198 * config/arm/t-arm-elf: Add armv7 multilib.
19199 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19201 (UNSPEC_STACK_ALIGN, ce_count): New.
19202 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19203 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19205 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19206 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19207 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19208 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19209 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19210 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19212 * doc/extend.texi: Document ARMv7-M interrupt functions.
19213 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19215 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19217 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19218 (struct _Unwind_Context): Rename args_size to flags, remove
19219 signal_frame field, add a new args_size field and version field.
19220 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19221 _Unwind_IsExtendedContext): New inline functions.
19222 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19223 Assume by_value array is only present if _Unwind_IsExtendedContext.
19224 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19225 _Unwind_IsSignalFrame.
19226 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19227 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19228 (uw_init_context_1): Initialize context->flags to
19229 EXTENDED_CONTEXT_BIT.
19230 * config/rs6000/linux-unwind.h (frob_update_context): Use
19231 _Unwind_SetSignalFrame.
19233 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19235 PR middle-end/30353
19236 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19237 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19240 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19242 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19243 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19244 RET, AT_SP): Remove.
19245 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19248 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19249 * cfgbuild.c (find_basic_blocks): Likewise.
19250 * cfgrtl.c (rtl_create_basic_block): Likewise.
19251 * function.c (temp_slots_at_level): Likewise.
19252 * reg-stack.c (stack_regs_mentioned): Likewise.
19253 * regclass.c (allocate_reg_info): Likewise.
19254 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19255 set_bb_for_stmt, move_block_to_fn): Likewise.
19256 * tree-complex.c (tree_lower_complex): Likewise.
19257 * vec.h (VEC_safe_grow_cleared): New.
19259 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19261 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19263 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19264 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19266 * cfgloopmanip.c (scale_loop_frequencies): Export.
19267 (loopify): Scale the frequencies by prescribed coefficients.
19268 (set_zero_probability): New function.
19269 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19270 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19271 and frequencies according to arguments.
19272 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19274 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19275 * modulo-sched.c (sms_schedule): Set probabilities for entering
19276 versioned loop correctly.
19277 * tree-vect-transform.c (vect_transform_loop): Ditto.
19278 * cfgloop.h (loopify, loop_version): Declaration changed.
19279 (scale_loop_frequencies): Declared.
19281 2007-01-02 Jan Hubicka <jh@suse.cz>
19283 * cgraph.c: Include tree-flow.h
19284 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19285 early_local_passes.
19286 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19287 * tree-pass.h (pass_all_early_optimizations): Declare.
19288 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19289 early_local_passes.
19290 (cgraph_analyze_function): Do early_local_passes.
19291 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19292 Do not add referenced vars.
19293 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19295 (gate_all_early_local_passes): New gate.
19296 (pass_early_local_passes): Use new gate.
19297 (execute_early_local_optimizations): New functions.
19298 (gate_all_early_optimizations): New gate.
19299 (pass_all_early_optimizations): New pass.
19300 (execute_free_datastructures): Free SSA only when initialized.
19301 (gate_init_datastructures): Init only when optimizing.
19302 (tree_lowering_passes): Do early local passes when called late.
19303 * tree-profile.c (do_tree_profiling): Don't profile functions added
19305 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19306 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19308 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19309 during early_local_passes.
19310 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19313 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19315 * Makefile.in: Update copyright year.
19317 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19319 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19320 in $(lang_checks) and check-consistency targets.
19322 2007-01-02 Jan Hubicka <jh@suse.cz>
19324 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19325 Do not add referenced vars.
19326 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19328 * passes.c (init_optimization_passes): Put mudflap_2 after
19329 free_datastructures.
19331 2007-01-02 Jan Hubicka <jh@suse.cz>
19333 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19334 Set NOTHROW flag on call statements proved to be nothrow.
19335 Update statement of local calls so new pure/const functions are
19336 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19338 (tree_rest_of_compilation): Register hooks and initialize bitmap
19339 early. Do not set after_inlining flag.
19341 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19343 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19344 HOST_BITS_PER_LONGLONG
19346 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19349 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19350 warning for non-static initializers.
19352 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19354 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19355 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19356 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19357 Always use set_unique_reg_note to add REG_EQUAL notes.
19359 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19362 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19364 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19365 * cfgbuild.c (find_basic_blocks): Likewise.
19366 * cfgrtl.c (rtl_create_basic_block): Likewise.
19367 * function.c (temp_slots_at_level): Likewise.
19368 * reg-stack.c (stack_regs_mentioned): Likewise.
19369 * regclass.c (allocate_reg_info): Likewise.
19370 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19371 set_bb_for_stmt, move_block_to_fn): Likewise.
19372 * tree-complex.c (tree_lower_complex): Likewise.
19373 * vec.h (VEC_safe_grow_cleared): New.
19375 2007-01-02 Ian Lance Taylor <iant@google.com>
19377 * c-common.c (c_common_truthvalue_conversion): When warning about
19378 using an assignment as a truth value, set TREE_NO_WARNING.
19380 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19383 * c.opt (Wold-style-declaration): New.
19384 * doc/invoke.texi (C-only Warning Options): New.
19385 (Wold-style-declaration): Document it.
19386 (Wextra): Enabled by -Wextra.
19387 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19388 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19389 -Wold-style-declaration.
19391 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19393 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19394 * cfgbuild.c (find_basic_blocks): Likewise.
19395 * cfgrtl.c (rtl_create_basic_block): Likewise.
19396 * function.c (temp_slots_at_level): Likewise.
19397 * reg-stack.c (stack_regs_mentioned): Likewise.
19398 * regclass.c (allocate_reg_info): Likewise.
19399 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19400 set_bb_for_stmt, move_block_to_fn): Likewise.
19401 * tree-complex.c (tree_lower_complex): Likewise.
19402 * vec.h (VEC_safe_grow_cleared): New.
19404 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19406 * c-common.c (c_common_nodes_and_builtins): Since variants of
19407 void_type_node get built before it is given a name, we need to
19408 give those variants the name, too.
19409 (complete_array_type): We need to work with the canonical main
19410 type of the array, from which we will build the qualified version.
19411 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19412 * print-tree.c (print_node): Display canonical type information
19414 * stor-layout.c (layout_type): When we don't know the
19415 alignment of a type for which we're building an array, we end up
19416 guessing wrong, so make the type require structural equality.
19417 * tree.c (make_node_stat): When we build a new type, it is its
19418 own canonical type.
19419 (build_type_attribute_qual_variant): When building an attribute
19420 variant, its canonical type is the non-attribute variant. However,
19421 if the attributes are target-dependent and they differ, we need to
19422 use structural equality checks for this type.
19423 (build_qualified_type): A qualified type is not equivalent to its
19424 unqualified variant; set the canonical type appropriately.
19425 (build_distinct_type_copy): When building a distinct type from
19426 another type, the new type is its own canonical type.
19427 (build_variant_type_copy): When building a new type variant, we
19428 assume that it is equivalent to the original type.
19429 (build_pointer_type_for_mode): When building a pointer type, also
19430 build a canonical type pointer.
19431 (build_reference_type_for_mode): When building a reference type,
19432 also build a canonical type reference.
19433 (build_index_type): When we can't hash an index type (e.g.,
19434 because its maximum value is negative), the index type requires
19435 structural equality tests.
19436 (build_array_type): Build the canonical form of an array type.
19437 (build_function_type): Function types require structural equality,
19438 because they contain default arguments, attributes, etc.
19439 (build_method_type_directly): Ditto for method types.
19440 (build_offset_type): Build the canonical offset type.
19441 (build_complex_type): Build the canonical vector type.
19442 (make_vector_type): Build the canonical vector type.
19443 * tree.h (TYPE_CANONICAL): New.
19444 (TYPE_STRUCTURAL_EQUALITY_P): New.
19445 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19446 (struct tree_type): Added "canonical" field.
19447 * params.h (VERIFY_CANONICAL_TYPES): New.
19448 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19449 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19450 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19451 * doc/invoke.texi (verify-canonical-types): Document --param
19452 parameter for verifying canonical types.
19454 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19456 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19457 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19458 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19459 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19461 * config/rs6000/e500.h: New.
19462 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19463 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19465 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19466 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19467 TARGET_E500_DOUBLE): Remove.
19468 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19469 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19470 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19471 * config/rs6000/rs6000.c (rs6000_override_options): Use
19472 CHECK_E500_OPTIONS.
19474 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19476 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19477 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19478 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19479 rs6000_emit_cmove): Don't check TARGET_E500.
19480 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19481 sordered): Don't check TARGET_E500.
19483 2007-01-01 Eric Christopher <echristo@apple.com>
19485 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19486 HARD_REGISTER_NUM_P.
19488 2007-01-01 Roger Sayle <roger@eyesopen.com>
19490 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19491 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19492 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19495 2007-01-01 Mike Stump <mrs@apple.com>
19497 * configure.ac: Remove support for building with Apple's gcc-3.1.
19499 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19501 PR middle-end/30311
19502 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19503 REG is a hard register. Do not modify REG before calling
19505 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19506 multiple of the size of YMODE for certain lowpart cases.
19508 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19510 PR middle-end/30253
19511 * gimplify (voidify_wrapper_expr): Update for
19512 GIMPLE_MODIFY_STMT.
19514 2007-01-01 Andreas Schwab <schwab@suse.de>
19517 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19518 save of BR0 in extra_spill_size instead of spill_size.
19519 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19521 (ia64_expand_epilogue): Restore BR0 from its new location.
19523 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19525 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19526 Use a temporary variable if the left hand side is not a gimple
19529 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19531 * gimplify.c (gimplify_return_expr): Make the temporary variable
19532 for the return expression, a gimple register variable.
19534 2007-01-01 Jan Hubicka <jh@suse.cz>
19536 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19539 2007-01-01 Mike Stump <mrs@apple.com>
19541 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19543 * config/darwin.c (machopic_select_rtx_section): Use
19544 HAVE_GAS_LITERAL16.
19545 (darwin_mergeable_constant_section): Likewise.
19546 * configure: Regenerate.
19547 * config.in: Regenerate.
19549 2007-01-01 Jan Hubicka <jh@suse.cz>
19550 Andrew Pinski <pinskia@gmail.com>
19552 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19553 before starting IPA passes.