1 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * config/pa/fptr.c: Update license header.
4 * config/pa/milli64.S: Likewise.
6 2007-07-17 Nick Clifton <nickc@redhat.com>
8 * COPYING_v3: New file. Contains version 3 of the GNU General
10 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11 Lesser General Public License.
12 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13 the GNU General Public License.
15 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
17 PR rtl-optimization/32773
18 * cfglayout.c (force_one_exit_fallthru): New function.
19 (cfg_layout_finalize): Use it.
21 2007-07-16 Richard Guenther <rguenther@suse.de>
22 Uros Bizjak <ubizjak@gmail.com>
24 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
25 before forcing it to gimple operand.
27 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
28 David Ung <davidu@mips.com>
30 * config/mips/mips.h (TUNE_24K): Define.
31 (TUNE_MACC_CHAINS): Add TUNE_24K.
32 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
34 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
35 (r74k_int_madd): .. this new reservation.
36 (define_bypass): Fixed bypasses for r74k_int_madd to use
38 * config/mips/24k.md (define_bypass): Define new
39 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
41 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
42 Nigel Stephens <nigel@mips.com>
44 * config/mips/mips.md: Include 20kc.md.
45 * config/mips/20kc.md: New file.
46 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
47 (mips_adjust_cost): Tweak for 20Kc.
48 (mips_issue_rate): Likewise.
49 * config/mips/mips.h (TUNE_20KC): Define.
51 2007-07-16 David Edelsohn <edelsohn@gnu.og>
53 * config/rs6000/rs6000.c (struct processor_cost): Add
54 cache_line_size, l1_cache_lines, and simultaneous_prefetches
56 (*_cost): Add cache information.
57 (rs6000_override_options): Set cache parameters.
59 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
62 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
63 * doc/install.texi (mips-sgi-irix6): pthread support works now.
65 2007-07-16 Paul Brook <paul@codesourcery.com>
69 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
70 (cirrus_thumb2_movsi_insn): Ditto.
72 2007-07-15 Geoffrey Keating <geoffk@apple.com>
74 * config/rs6000/darwin-fallback.c (interpret_libc): Change
77 2007-07-15 Andrew Haley <aph@redhat.com>
79 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
80 before looking in the context.
82 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
87 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
88 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
89 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
90 to generate .CALLINFO statement.
91 (hppa_expand_prologue): Set rp_saved.
92 (hppa_expand_epilogue): Use rp_saved.
93 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
94 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
96 2007-07-14 Dirk Mueller <dmueller@suse.de>
98 * omega.c (coalesce): Fix memory leak on early exit.
99 * matrix-reorg.c (check_allocation_function): Likewise.
100 * tree-vect-transform.c (vect_get_new_vect_var): free result
102 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
103 pass pointer to edge vector
104 (partition_hot_cold_basic_blocks): Fix memory leak.
105 * collect2.c (prefix_from_string): Free temporary storage.
106 * reload1.c (fixup_abnormal_edges): Free sbitmap.
108 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
110 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
111 (DO_GLOBAL_DTORS_BODY): Likewise.
113 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
114 Nigel Stephens <nigel@mips.com>
116 * config/mips/mips.c (mips_classify_symbol): Don't return
117 SYMBOL_SMALL_DATA for constant pool addresses if
118 TARGET_EMBEDDED_DATA is true.
120 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
122 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
123 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
124 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
125 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
126 __builtin_ia32_storehps, __builtin_ia32_storelps,
127 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
128 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
129 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
130 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
131 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
132 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
133 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
134 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
135 using def_builtin_const.
137 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
139 PR tree-optimization/32705
140 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
141 (simplify_binary_expression): Use SSA_VAL consistently.
143 2007-07-13 David Edelsohn <edelsohn@gnu.org>
145 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
146 (SPEFSCR_REGNO): Delete definition.
147 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
148 COUNT_REGISTER_REGNUM -> CTR_REGNO.
149 * config/rs6000/rs6000.h: Do not define *_REGNO.
150 LINK_REGISTER_REGNUM -> LR_REGNO.
151 COUNT_REGISTER_REGNUM -> CTR_REGNO.
152 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
153 COUNT_REGISTER_REGNUM -> CTR_REGNO.
154 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
155 R_VRSAVE, R_VSCR. Use them.
156 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
157 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
158 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
159 * config/rs6000/aix.h: Define R_LR. Use it.
161 2007-07-13 Caroline Tice <ctice@apple.com>
163 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
164 flag_var_tracking is explicitly turned off (i.e. when variable
165 tracking is not feasible); otherwise, turn flag_var_tracking on when
166 flag_var_tracking_uninit is on.
167 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
168 note definitions, to allow recording of initialization status in the
170 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
171 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
172 determine if two note locations are equal.
173 (output_loc_list): Don't output list entries whose start & end labels
175 (reg_loc_descriptor): Add parameter for initialization status; pass it
176 to other loc descriptor functions.
177 (one_reg_loc_descriptor): Add parameter for initialization status;
178 check its value and add DW_OP_GNU_uninit to returned loc descr if
180 (multiple_reg_loc_descriptor): Add parameter for initialization
182 pass init status argument to other loc descriptor functions; check
183 value of intialization parameter and add DW_OP_GNU_uninit to returned
184 loc descr if appropriate.
185 (based_loc_descr): Add parameter for initialization status; add new
186 variable for return value; check value of initialization parameter and
187 add DW_OP_GNU_uninit to returned loc descr if appropriate.
188 (concatn_mem_loc_descriptor): Add parameter for initialization status;
189 pass init status argument to other loc descriptor functions; check
190 value of intialization parameter and add DW_OP_GNU_uninit to returned
191 loc descr if appropriate.
192 (mem_loc_descriptor): Likewise.
193 (concat_loc_descriptor): Likewise.
194 (concatn_loc_descriptor): Likewise.
195 (loc_descriptor): Add parameter for initialization status; pass it as
196 argument to other loc descriptor function calls.
197 (loc_descriptor_from_tree_1): Add appropriate initialization status
198 to loc descriptor function calls.
199 (add_location_or_const_value_attribute): Get initialization status
200 from VAR_LOCATION note; add initialization status to loc descriptor
202 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
203 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
204 status is uninitialized, add "[uninint]" to output.
205 * common.opt (fvar-tracking-uninit): New option, similar to
206 fvar-tracking, to turn on tracking of uninitialized variables; creates
207 a new global flag, flag_var_tracking_uninit.
208 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
209 (enum var_init_status): New type, for var initialization status field.
210 * var-tracking.c (struct location_chain_def): Two new fields, init,
211 for initialization status, and set_src for the assignment value expr.
212 (unshare_variable): New parameter for initialization status;
213 initialize new init and set_src fields.
214 (var_reg_set): New parameters for initialization status and value;
215 pass them to set_variable_part.
216 (var_mem_set): Likewise.
217 (get_init_value): New function.
218 (var_reg_delete_and_set): New initialization status & value
219 parameters; add call to get_init_value if status is unknown; pass new
220 parameters to clobber_variable_part and var_reg_set.
221 (var_mem_delete_and_set): Likewise.
222 (var_reg_delete): Pass null set_src value to clobber_variable_part.
223 (var_mem_delete): Likewise.
224 (variable_union): Pass status to unshare_variable; initialize new init
225 and set_src fields. If flag_var_tracking_uninit is not set, force
226 status to initialized.
227 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
228 used later to get the set_src value.
229 (find_src_status): New function.
230 (find_src_set_src): New function.
231 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
232 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
233 MO_SET, get set_src value and pass it to var_reg_delete_and_set
234 and var_mem_delete_and_set.
235 (dump_variable): Print out "[uninit]" if appropriate.
236 (set_variable_part): Add new initialization and set_src parameters;
237 pass status to unshare_variable; set node->init and node- >set_src
238 fields and modify slot in hash table appropriately; save the init and
239 set_src values if appropriate and assign to the new node.
240 (clobber_variable_part): New set_src parameter; if two nodes have
241 same variable and same location but different set_src (assignment)
242 values, clobber old node.
243 (delete_variable_part): Pass init status to unshare_variable.
244 (emit_note_insn_var_location): Add initialized var; assign var's init
245 status to new 'initialized'; pass new init status field to calls to
246 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
247 status to initialized.
248 (emit_notes_in_bb): Pass initialization status to calls to
249 var_reg_set, var_mem_set, var_reg_delete_and_set and
250 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
251 var_reg_delete_and_set and var_mem_delete_and_set; call
252 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
253 make up for change in add_stores.
254 (vt_add_function_parameters): Add status to calls to
256 * config/darwin.c (darwin_override_options): Turn on uninitialized
257 tracking automatically, if var_tracking is on and the system is
260 2007-07-13 Sa Liu <saliu@de.ibm.com>
262 * config.gcc: Add options for arch and tune on SPU.
263 * config/spu/predicates.md: Add constant operands 0 and 1.
264 * config/spu/spu-builtins.def: Add builtins for double precision
265 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
266 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
268 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
270 * config/spu/spu-protos.h: Add new function prototypes.
271 * config/spu/spu.c (spu_override_options): Check options -march and
273 (spu_comp_icode): Add comparison code for DFmode and vector mode.
274 (spu_emit_branch_or_set): Use the new code for DFmode and vector
276 (spu_const_from_int): New. Create a vector constant from 4 ints.
277 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
278 (spu_emit_vector_compare): New. Emit vector compare.
279 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
280 * config/spu/spu.h: Add options -march and -mtune. Define processor
281 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
282 CANONICALIZE_COMPARISON.
283 * config/spu/spu.md: Add new insns for double precision compare
284 and double precision vector compare. Add vcond and smax/smin patterns
285 to enable DFmode vector conditional expression.
286 * config/spu/spu.opt: Add options -march and -mtune.
287 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
288 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
289 both CELL and CELLEDP targets: spu_testsv.
290 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
293 2007-07-13 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/32721
296 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
297 TREE_THIS_VOLATILE on the folded reference.
298 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
299 if the array reference has TREE_THIS_VOLATILE set.
301 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
304 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
306 2007-07-13 Andreas Schwab <schwab@suse.de>
308 * gengtype-lex.l: Allow declarations to be indented.
310 2007-07-12 Geoffrey Keating <geoffk@apple.com>
312 * ginclude/tgmath.h: New.
313 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
314 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
315 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
316 * configure: Regenerate.
318 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
320 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
321 correct index when setting register save state for xd
324 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
326 * config/sh/sh.c (mark_use): Remove.
328 2007-07-12 Paul Brook <paul@codesourcery.com>
330 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
331 reg does not overlap return value.
333 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
335 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
336 (set_expression_vuses): Ditto.
337 (init_pre): Initialize expression_vuses.
339 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
341 * config/i386/sse.md (storentdf, storentsf): New.
343 2007-07-12 Geoffrey Keating <geoffk@apple.com>
345 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
347 * tree.c (build_decl_stat): Move code from here...
348 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
349 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
350 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
351 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
352 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
355 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
356 Devang Patel <dpatel@apple.com>
358 PR tree-optimization/25413
359 * targhooks.c (default_builtin_vector_alignment_reachable): New.
360 * targhooks.h (default_builtin_vector_alignment_reachable): New.
361 * tree.h (contains_packed_reference): New.
362 * expr.c (contains_packed_reference): New.
363 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
364 (vect_enhance_data_refs_alignment): Call
365 vector_alignment_reachable_p.
366 * target.h (vector_alignment_reachable): New builtin.
367 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
368 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
369 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
371 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
373 * target.h (builtin_vectorization_cost): Add new target builtin.
374 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
375 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
376 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
377 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
378 uninitialized variables.
379 * tree-vect-transform.c (cost_for_stmt): New function.
380 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
381 using cost 1 for all scalar stmts. Be less conservative when
382 estimating the number of prologue/epulogue iterations. Call
383 targetm.vectorize.builtin_vectorization_cost. Return
384 min_profitable_iters-1.
385 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
386 initialization cost instead of TARG_VEC_STMT_COST. Use
387 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
388 epilogue code. Fix epilogue cost computation.
389 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
390 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
391 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
392 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
393 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
394 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
396 2007-07-12 Richard Guenther <rguenther@suse.de>
398 * gimplify.c (gimplify_conversion): Make sure that the result
399 from maybe_fold_offset_to_reference is trivially convertible
400 to the desired type before doing the simplification.
401 (gimplify_expr): Likewise.
402 * fold-const.c (fold_binary): Use the correct types for
403 building the simplified expression.
405 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
407 PR rtl-optimization/32729
408 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
409 that fallthru to exit.
411 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
413 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
414 (symDTPOFF2reg): Likewise.
416 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
418 PR tree-optimization/32663
420 * tree.h (VALUE_HANDLE_VUSES): Remove.
421 (struct tree_value_handle): Remove vuses.
423 * tree-vn.c (create_value_handle_for_expr): Don't set
426 * tree-ssa-pre.c (expression_vuses): New.
427 (alloc_expression_id): Set up expression_vuses.
428 (get_expression_vuses): New.
429 (set_expression_vuses): Ditto.
430 (clear_expression_ids): Modify for expression_vuses.
431 (phi_translate_1): Ditto.
432 (phi_translate_set): Ditto.
433 (value_dies_in_block_x): Ditto
434 (valid_in_sets): Ditto.
435 (add_to_sets): Ditto.
436 (find_existing_value_expr): Ditto.
437 (create_value_handle_for_expr): Ditto.
438 (make_values_for_stmt): Ditto.
439 (vuse_equiv): Remove.
441 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
443 * Makefile.in (mostlyclean): Remove object files.
445 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
447 * toplev.c (no_new_pseudos): Deleted.
448 * rtl.h (no_new_pseudos): Deleted.
449 * tree-pass.h (pass_no_new_pseudos): Deleted.
450 * passes.c (pass_no_new_pseudos): Deleted.
451 * final.c (rest_of_clean_state): Removed no_new_pseudos.
452 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
453 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
455 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
456 * rtlhooks.c (gen_lowpart_general): Ditto.
457 * optabs.c (prepare_operand): Ditto.
458 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
460 * modulo-sched.c (rest_of_handle_sms): Ditto.
461 * see.c (rest_of_handle_see): Ditto.
462 * ifcvt.c (if_convert): Ditto.
463 (gate_handle_if_after_combine): Replaced no_new_pseudos with
465 * init-regs.c (gate_initialize_regs): Deleted set of
467 * lower-subreg.c (decompose_multiword_subregs): Ditto.
468 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
469 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
471 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
475 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
476 (*vec_extractv2di_1_rex64): New insn pattern.
478 2007-07-11 David Daney <ddaney@avtrex.com>
480 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
481 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
482 for SIGNAL_UNWIND_RETURN_COLUMN.
483 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
484 (DWARF_FRAME_REGNUM): Rewrite.
485 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
487 2007-07-11 Nick Clifton <nickc@redhat.com>
489 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
490 delta and use gen_int_mode in place of GET_INT instead.
492 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
494 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
497 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
499 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
500 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
502 * params.h (VERIFY_CANONICAL_TYPES): Remove.
503 (USE_CANONICAL_TYPES): New.
504 * doc/invoke.texi (verify-canonical-types): Remove.
505 (use-canonical-types): Add.
507 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
509 * config/spu/spu.c (spu_optimization_options): Remove setting of
510 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
511 (spu_override_options): Move it here.
513 2007-07-11 Richard Sandiford <richard@codesourcery.com>
515 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
516 * config/mips/mips.c (mips_cpu_info_table): Mention
517 MIPS_ISA_LEVEL_SPEC in the comment.
519 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
521 PR tree-optimization/32713
522 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
524 2007-07-11 Paolo Carlini <pcarlini@suse.de>
527 * c-opts.c (c_common_post_options): Do not change flag_complex_method
528 conditional to flag_isoc99.
529 (c_common_init_options): Do it here, unconditionally.
531 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
533 PR tree-optimization/32589
534 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
535 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
536 * tree-ssa-propagate.c (valid_gimple_expression_p): New
537 predicate, extracted from...
538 (set_rhs): ...here. Call it for the expression on entry.
539 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
540 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
541 (simplify_binary_expression): Use valid_gimple_expression_p
542 to validate the simplification.
543 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
545 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
547 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
548 DWARF2_DEBUG on 32 bit target too.
549 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
551 2007-07-11 Nick Clifton <nickc@redhat.com>
553 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
554 version for 64-bit hosts.
556 2007-07-10 David Daney <ddaney@avtrex.com>
558 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
560 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
562 * config/mips/mips.c (mips_expand_synci_loop): New function.
563 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
564 (UNSPEC_RDHWR): Same.
565 (UNSPEC_SYNCI): Same.
567 (clear_cache): New expand.
571 (clear_hazard): Same.
572 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
574 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
575 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
577 2007-07-10 Ian Lance Taylor <iant@google.com>
579 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
582 2007-07-10 David Daney <ddaney@avtrex.com>
584 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
585 * builtins.c (expand_builtin___clear_cache): New function.
586 (expand_builtin): Call expand_builtin___clear_cache for
587 BUILT_IN_CLEAR_CACHE case.
588 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
589 * doc/md.texi (clear_cache): Document new instruction pattern.
590 * testsuite/gcc.dg/builtins-64.c: New test.
592 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
594 * config/cris/cris.md ("movsi"): Fix typo in last change.
596 2007-07-09 Geoffrey Keating <geoffk@apple.com>
599 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
601 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
602 * varasm.c (assemble_start_function): Honor DECL_ALIGN
603 for FUNCTION_DECLs. Don't use align_functions_log if
605 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
606 even for FUNCTION_DECLs.
607 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
609 * tree.h (DECL_ALIGN): Update for new location of 'align'.
610 (DECL_FUNCTION_CODE): Update for new location and name of
612 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
613 (struct tree_decl_common): Move 'align' and 'off_align' out
614 of union, ensure they're still on a 32-bit boundary. Remove
615 other fields in union 'u1'.
616 (struct tree_function_decl): Add field 'function_code' replacing
617 'u1.f' in tree_decl_common.
618 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
619 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
620 (Variable Attributes): Cross-reference 'aligned' attribute
621 to Function Attributes.
622 * flags.h (force_align_functions_log): Delete.
623 * toplev.c (force_align_functions_log): Delete.
625 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
629 (*vec_concatv2di_rex): New insn pattern.
631 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
634 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
636 2007-07-10 Ian Lance Taylor <iant@google.com>
638 Replace no_new_pseudos in backends.
639 * rtl.h (can_create_pseudo_p): Define.
640 * config/darwin.c (machopic_indirect_data_reference): Use
641 can_create_pseudo_p () instead of no_new_pseudos.
642 (machopic_indirect_data_reference): Likewise.
643 (machopic_legitimize_pic_address): Likewise.
644 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
645 (alpha_emit_set_const_1): Likewise.
646 (alpha_emit_set_const): Likewise.
647 (alpha_emit_conditional_move): Likewise.
648 (alpha_split_conditional_move): Likewise.
649 * config/alpha/alpha.md (various splitters): Likewise.
651 * config/arm/arm.c (legitimize_pic_address): Likewise.
652 (arm_load_pic_register): Likewise.
653 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
654 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
655 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
656 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
657 * config/cris/cris.md (movsi): Likewise.
658 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
659 (symGOTOFF2reg_hilo): Likewise.
660 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
661 * config/h8300/h8300.md (insv, extzv): Likewise.
662 * config/i386/i386.c (ix86_expand_move): Likewise.
663 (ix86_expand_vector_move): Likewise.
664 (ix86_prepare_fp_compare_args): Likewise.
665 (ix86_expand_carry_flag_compare): Likewise.
666 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
667 (tls_dynamic_gnu2_combine_32): Likewise.
668 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
669 * config/ia64/ia64.c (ia64_expand_move): Likewise.
670 (ia64_expand_movxf_movrf): Likewise.
671 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
672 (m32c_split_move): Likewise.
673 (m32c_expand_insv): Likewise.
674 * config/m68k/m68k.md (movsi): Likewise.
675 * config/mips/mips.c (mips_force_temporary): Likewise.
676 (mips_split_symbol): Likewise.
677 (mips_move_integer): Likewise.
678 (mips_legitimize_const_move): Likewise.
679 * config/mn10300/mn10300.md (movsi): Likewise.
680 * config/pa/pa.c (emit_move_sequence): Likewise.
681 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
682 (rs6000_got_register): Likewise.
683 (create_TOC_reference): Likewise.
684 (rs6000_machopic_legitimize_pic_address): Likewise.
685 * config/rs6000/rs6000.md (add<mode>3): Likewise.
686 (various splitters): Likewise.
687 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
688 (movsi_got): Likewise.
689 * config/s390/s390.c (emit_symbolic_move): Likewise.
690 * config/s390/s390.md (movhi, movqi): Likewise.
691 (load_multiple, store_multiple): Likewise.
692 * config/score/score.c (score_force_temporary): Likewise.
693 * config/sh/sh.c (prepare_move_operands): Likewise.
694 (prepare_cbranch_operands): Likewise.
695 (emit_fpu_switch): Likewise.
696 (fpscr_set_from_mem): Likewise.
697 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
698 (adddi3, subsi3): Likewise.
699 (various splitters): Likewise.
700 (divsi_inv_fp_combine): Likewise.
701 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
702 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
704 * config/sh/predicates.md (xor_operand): Likewise.
705 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
706 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
707 (movdi_pic_label_ref): Likewise.
708 * config/spu/spu.c (spu_split_immediate): Likewise.
709 * config/alpha/alpha.md (various splitters): Remove test
710 !no_new_pseudos || reload_completed.
711 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
713 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
714 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
715 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
716 * config/score/score.c (th_output_mi_thunk): Likewise.
717 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
718 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
720 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
722 PR rtl-optimization/32664
723 * mode-switching.c (create_pre_exit): Skip barrier insns.
725 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
727 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
728 force_gimple_operand_bsi.
729 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
730 rewrite_use_compare): Ditto.
731 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
733 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
734 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
735 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
736 * tree-profile.c (prepare_instrumented_value,
737 tree_gen_interval_profiler, tree_gen_pow2_profiler,
738 tree_gen_one_value_profiler, tree_gen_ic_profiler,
739 tree_gen_ic_func_profiler, tree_gen_average_profiler,
740 tree_gen_ior_profiler): Ditto.
741 * tree-ssa-reassoc.c (negate_value): Ditto.
742 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
743 Use force_gimple_operand_bsi.
744 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
745 * tree-if-conv.c (add_to_dst_predicate_list,
746 find_phi_replacement_condition): Ditto.
747 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
748 Call mark_symbols_for_renaming for new statements.
749 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
751 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
753 * cfghooks.c (remove_edge): New function.
754 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
756 * cfghooks.h (remove_edge): Declare.
757 * cfg.c (remove_edge): Renamed to remove_edge_raw.
758 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
760 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
762 * optabs.h: Added declaration for signbit_optab.
763 * optabs.c: (init_optabs): Added initialization for signbit_optab.
764 * genoptinit.c (optabs): Added entry for signbit insns.
765 * builtins.c (expand_builtin_signbit): Added code to use a signbit
767 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
768 * config/s390/s390.md (signbit<mode>2): New expander.
770 2007-07-09 Richard Guenther <rguenther@suse.de>
773 * fold-const.c (fold_plusminus_mult_expr): Move constant
774 arguments second to allow decomposing.
776 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
779 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
781 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
782 Disregard DECL_FROM_INLINE.
784 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
787 * doc/invoke.texi: Add ftree-reassoc flag.
788 * common.opt (ftree-reassoc): New flag.
789 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
790 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
792 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
794 PR tree-optimization/32681
795 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
796 saved in second_edge->aux when first_bb is a loop header.
798 2007-07-09 Jan HUbicka <jh@suse.cz>
800 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
802 2007-07-09 Richard Guenther <rguenther@suse.de>
804 * c-decl.c (start_function): Do not promote return type.
806 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
808 * function.c (do_warn_unused_parameter): Do not warn if
809 TREE_NO_WARNING is set.
811 2007-07-08 Andreas Schwab <schwab@suse.de>
813 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
815 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
818 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
820 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
821 apply to assembly language, too.
822 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
824 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
826 Revert (note the sccvn portions are *not* reverted)
827 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
829 Fix PR tree-optimization/23488
831 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
833 * tree-flow-inline.h (get_value_handle): Ditto.
834 * tree-ssa-pre.c (decl_vh_map): New.
835 (decl_node_pool): New.
836 (can_value_number_operation): Support DECL_P.
837 (can_PRE_operation): Ditto.
838 (create_expression_by_pieces): Ditto.
839 (find_existing_value_expr): Modify to differnetiate between
840 addressing and top level.
841 (create_value_handle_for_expr): Handle DECL's.
842 (poolify_tree): Ditto.
843 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
844 (make_values_for_stmt): Handle DECL's properly.
845 (init_pre): Reorg to not init useless things during FRE.
847 * tree-flow.h: Include pointer-set.h.
848 (decl_vh_map): Declare.
849 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
851 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
853 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
854 the constraint description.
855 * doc/md.texi: Update documentation of AVR constraints.
857 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
859 * auto-inc-dec.c, config/arm/arm.c,
860 config/m32r/constraints.md, config/mips/mips.md,
861 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
862 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
863 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
864 typos. Follow spelling conventions.
865 * doc/invoke.texi, doc/rtl.texi: Fix typos.
867 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
868 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
870 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
871 realloc_vuse): Remove.
872 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
875 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
877 Fix PR tree-optimization/23488
879 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
880 (try_to_simplify): Ditto.
882 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
884 * tree-flow-inline.h (get_value_handle): Ditto.
885 * tree-ssa-pre.c (decl_vh_map): New.
886 (decl_node_pool): New.
887 (can_value_number_operation): Support DECL_P.
888 (can_PRE_operation): Ditto.
889 (create_expression_by_pieces): Ditto.
890 (find_existing_value_expr): Modify to differnetiate between
891 addressing and top level.
892 (create_value_handle_for_expr): Handle DECL's.
893 (poolify_tree): Ditto.
894 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
895 (make_values_for_stmt): Handle DECL's properly.
896 (init_pre): Reorg to not init useless things during FRE.
898 * tree-flow.h: Include pointer-set.h.
899 (decl_vh_map): Declare.
900 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
902 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
904 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
905 apply to assembly language, too.
906 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
908 2007-07-06 Ian Lance Taylor <iant@google.com>
909 Zack Weinberg <zackw@panix.com>
912 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
914 2007-07-06 Richard Sandiford <richard@codesourcery.com>
916 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
917 (prefetch): Likewise if "pref" would be used.
919 2007-07-06 Josh Conner <jconner@apple.com>
923 * calls.c (store_one_arg): Handle arguments which are partially
924 on the stack when detecting argument overlap.
926 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
928 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
929 chosen during find_reloads.
931 2007-07-06 Richard Guenther <rguenther@suse.de>
933 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
934 TYPE_ARG_TYPES for verification of argument types. Use
935 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
936 parameters as variable arguments.
938 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
940 * libgcc2.h (word_type): Type definition removed.
941 (cmp_return_type, shift_count_type): Type definitions added.
942 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
943 replaced with shift_count_type.
944 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
946 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
947 changed from word_type to Wtype.
948 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
949 replaced with shift_count_type.
950 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
952 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
953 and libgcc_shift_count attribute added.
954 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
955 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
956 (TARGET_INITIALIZER): New target hooks added.
957 * targhooks.c (default_libgcc_cmp_return_mode,
958 default_libgcc_shift_count_mode): Default implementations for the new
960 * targhooks.h (default_libgcc_cmp_return_mode,
961 default_libgcc_shift_count_mode): Function prototypes added.
962 * target.h (struct gcc_target): Fields for the new target hooks added.
963 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
965 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
968 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
969 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
971 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
972 s390_libgcc_shift_count_mode): Functions added.
973 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
974 Target hooks defined.
976 2007-07-06 Richard Sandiford <richard@codesourcery.com>
978 * config/mips/mips.c (compute_frame_size): Restore the original
979 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
980 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
981 Document why the difference is needed.
983 2007-07-06 Richard Guenther <rguenther@suse.de>
985 * c-common.c (boolean_increment): Use correctly typed
988 2007-07-06 Richard Sandiford <richard@codesourcery.com>
990 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
991 the topmost argument register is not also included in the save mask.
992 (mips16e_collect_argument_save_p): Take a pointer to the argument
993 register, rather than a pointer to the number of arguments.
994 (mips16e_collect_argument_saves): Only include argument saves
995 that aren't in the register mask.
997 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
999 PR rtl-optimization/32450
1000 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
1001 to ensure that instructions are not moved into the prologue when
1002 profiling is on. Remove unused prologue_end variable.
1003 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
1004 as a scheduling barrier.
1006 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
1009 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1010 Disregard DECL_FROM_INLINE.
1012 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
1014 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
1015 IORing with a constant.
1017 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
1019 PR rtl-optimization/32475
1020 * df-scan.c (df_def_record_1): Add a use of the stack pointer
1021 for every definition of the stack pointer.
1023 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
1025 * arm.c (vfp3_const_double_index): Copy signed results of
1026 REAL_VALUE_TO_INT into unsigned vars.
1028 2007-07-05 Richard Guenther <rguenther@suse.de>
1031 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
1033 * tree-ssa.c (useless_type_conversion_p): Check canonical
1036 2007-07-05 Anatoly Sokolov <aesok@post.ru>
1038 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
1039 zero_extendhisi2): Change to define_insn_and_split.
1040 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
1042 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
1044 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
1045 pass_match_asm_constraints): New.
1046 * passes.c (init_optimization_passes): Add new pass.
1047 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
1048 * function.h (struct function): Add has_asm_statement bit.
1049 (current_function_has_asm_statement): New.
1050 * tree-pass.h (pass_match_asm_constraints): New.
1052 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
1054 * config/mips/mips.c (mips_file_start): Avoid declaration
1057 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1059 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
1061 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
1063 * rtl.def (NOTE): Change print format string to print
1064 operand 5 as a note insn name.
1066 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1067 David Ung <davidu@mips.com>
1069 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
1070 * doc/invoke.texi: (MIPS Options): Document them.
1072 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
1073 David Ung <davidu@mips.com>
1075 Add support for SmartMIPS ASE.
1077 * optabs.c (expand_binop_directly): New, broken out from...
1078 (expand_binop): Here. Make it try rotating in the other
1079 direction even when the second operand isn't constant.
1080 * config/mips/mips.md (*lwxs): New.
1081 * config/mips/mips.opt (msmartmips): New.
1082 * config/mips/mips.c (mips_lwxs_address_p): New.
1083 (mips_rtx_costs): Make it recognize scaled indexed addressing.
1084 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
1085 __mips_smartmips when compiling for TARGET_SMARTMIPS.
1086 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
1087 (ISA_HAS_LWXS): New.
1088 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
1089 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
1090 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
1091 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
1092 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
1093 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
1094 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
1096 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1098 * tree-vectorizer.c (new_loop_vec_info): Initialize
1099 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1100 * tree-vectorizer.h (_loop_vec_info): Added new filed
1101 min_profitable_iters.
1102 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
1103 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
1104 * tree-vect-analyze.c (vect_analyze_operations): Set
1105 LOOP_VINFO_COST_MODEL_MIN_ITERS.
1106 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
1107 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
1108 Fix calculation of peel_iters_prologue. Move consideration of epilogue
1109 and prologue cost to after they are computed.
1110 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
1112 (vect_model_simple_cost): Takes additional argument dt. Consider cost
1113 of creating vectors from scalars according to dt.
1114 (vect_model_store_cost): Likewise.
1115 (vectorizable_call): Use dt array instead of scalar dt. Call
1116 vect_model_simple_cost with additional argument dt.
1117 (vectorizable_assignment): Likewise.
1118 (vectorizable_operation): Likewise.
1119 (vectorizable_type_demotion): Likewise.
1120 (vectorizable_type_promotion): Likewise.
1121 (vectorizable_store): Use dt array instead of scalar dt. Call
1122 vect_model_store_cost with additional argument dt.
1123 (vect_do_peeling_for_loop_bound): Don't call
1124 vect_estimate_min_profitable_iters. Instead, lookup
1125 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
1126 "may not be profitable".
1128 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
1131 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
1132 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
1133 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
1134 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
1136 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
1138 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
1139 addressing modes cheaper.
1141 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1143 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1144 (dw_ranges_struct): Rename block_num to num. Adjust.
1145 (dw_ranges_by_label_struct): New.
1146 (ranges_by_label, ranges_by_label_allocated,
1147 ranges_by_label_in_use): New variables.
1148 (add_ranges_num): Factored most of the code out of...
1149 (add_ranges): ... this one. Rewrite in terms of the former.
1150 (add_ranges_by_labels): New.
1151 (output_ranges): Output by-label ranges.
1152 (dwarf2out_finish): Output range for multiple-section
1153 compile_unit. Output standard DW_AT_low_pc in addition to
1154 unexpected DW_AT_entry_pc.
1156 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1158 PR tree-optimization/32604
1159 PR tree-optimization/32606
1161 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1162 (compute_antic_safe): Removed.
1163 (ANTIC_SAFE_LOADS): Ditto.
1164 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1165 (execute_pre): Don't call compute_antic_safe.
1166 (vuse_equiv): New function.
1167 (make_values_for_stmt): Use it
1168 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1171 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1174 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1176 (avr_attribute_table): Make "naked" attribute apply to function types
1177 rather than to decls.
1178 (avr_handle_fntype_attribute): New function.
1180 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1182 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1185 2007-07-04 David Ung <davidu@mips.com>
1186 Joseph Myers <joseph@codesourcery.com>
1188 * config/mips/mips.md (type): Add logical, signext and move.
1189 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1190 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1191 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1192 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1193 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1194 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1195 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1196 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1197 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1198 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1199 movv2sf_hardfloat_64bit): Use the new types.
1200 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1201 *movdf_softfloat, *movdf_mips16): Use "multi".
1202 (extendqihi2): Replace with a define_expand.
1203 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1204 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1205 * config/mips/74k.md (r74k_int_logical): New reservation and
1207 (r74k_int_arith): Remove "slt".
1208 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1209 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1210 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1211 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1212 reservations for "arith".
1214 2007-07-04 Richard Guenther <rguenther@suse.de>
1216 * tree-ssa.c (useless_type_conversion_p): Add handling for
1217 scalar float and vector types. Only call the types_compatible_p
1218 langhook for aggregate types as last resort. Follow the
1221 2007-07-04 Richard Guenther <rguenther@suse.de>
1223 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1224 the same as NOP_EXPR.
1226 2007-07-04 Nick Clifton <nickc@redhat.com>
1228 * target.h (struct gcc_target): Add target_help field.
1229 * target-def.h (TARGET_HELP): New.
1230 (TARGET_INITIALIZER): Use TARGET_HELP.
1231 * opts.c (command_handle_option): Invoke target_help function, if
1232 defined, when the user has specified --target-help on the command
1234 * doc/invoke.texi: Mention that --target-help might print
1235 additional information.
1236 * doc/tm.texi: Document TARGET_HELP hook.
1238 * arm.c (TARGET_HELP): Override default definition.
1239 (arm_target_help): New - display a wrapped list of cores and
1240 architectures supported.
1242 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1244 * config/gcc/v850/v850.c (expand_prologue): Make sure
1245 GEN_INT() argument is sign extended rather than zero extended.
1246 (expand_epilogue): Likewise.
1247 (output_move_double): Delete.
1248 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1249 * config/gcc/v850/v850.md (movdi): Delete.
1250 (*movdi_internal): Delete.
1252 (*movdf_internal): Delete.
1254 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1256 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1257 unless compiling RTP PIC.
1259 2007-07-04 Richard Guenther <rguenther@suse.de>
1261 PR tree-optimization/32482
1262 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1263 original ssa name if we didn't find a shift expression.
1264 Fix shift constant for bit zero test.
1266 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1268 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1270 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1272 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1273 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1274 * config/arm/vxworks.h (ASM_SPEC): Delete.
1275 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1277 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1279 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1280 (DDR_REVERSED_P): New.
1281 * tree-data-ref.c (initialize_data_dependence_relation,
1282 build_classic_dist_vector): Set DDR_REVERSED_P.
1284 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1287 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1288 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1289 init_omega_for_ddr_1): Use non conservative number of iterations
1291 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1292 (analyze_siv_subscript): Remove FIXME and reinitialization of
1293 last_conflicts to chrec_dont_know.
1294 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1296 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1298 * tree.c (maybe_canonicalize_argtypes): Improve description.
1300 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1302 * tree.c (maybe_canonicalize_argtypes): New.
1303 (build_function_type): Set canonical type.
1304 (build_method_type_directly): Ditto.
1305 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1308 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1310 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1312 (rewrite_use_nonlinear_expr): Likewise.
1314 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1316 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1318 2007-07-04 Ben Elliston <bje@au.ibm.com>
1320 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1323 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1325 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1326 (Exception Handling): Likewise.
1328 2007-07-03 Jan Hubicka <jh@suse.cz>
1330 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1332 2007-07-03 Eric Christopher <echristo@apple.com>
1334 * doc/cppopts.texi: Add conflicting option note to -dM.
1335 * doc/invoke.texi: Add note about possible conflicts with
1336 -E for -dCHARS and note that -dM will not produce
1337 any results if there is no machine dependent reorg.
1339 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1341 * tree.h (DECL_ALIGN): Back out previous change.
1343 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1345 * configure.ac: Test for .dtprelword support on MIPS.
1346 * configure, config.in: Regenerate.
1347 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1348 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1350 2007-07-03 Julian Brown <julian@codesourcery.com>
1352 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1353 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1354 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1355 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1357 (all_fpus): Add FPUTYPE_VFP3.
1358 (fp_model_for_fpu): Add VFPv3 field.
1359 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1360 (vfp3_const_double_index): New function. Return integer index of
1361 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1363 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1364 and argument represents a valid RTX for a VFPv3 constant.
1365 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1367 (vfp_emit_fstmd): Similar, for fstmd.
1368 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1369 constants, represented as integer indices.
1370 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1371 VFP_REGNO_OK_FOR_DOUBLE macros.
1372 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1373 (arm_file_start): Set float-abi attribute for VFPv3, and output
1374 correct ".fpu" assembler directive.
1375 (arm_dbx_register_numbering): Add FIXME.
1376 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1377 (fputype): Add FPUTYPE_VFP3.
1378 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1379 (CALL_USED_REGISTERS): Likewise.
1380 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1381 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1382 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1383 (D7_VFP_REGNUM): New.
1384 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1385 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1386 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1387 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1388 (REG_ALLOC_ORDER): Adjust for VFPv3.
1389 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1390 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1391 VFP_LO_REGS, VFP_HI_REGS.
1392 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1393 (IS_VFP_CLASS): Define macro.
1394 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1396 (REGISTER_MOVE_COST): Likewise.
1397 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1398 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1399 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1400 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1401 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1402 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1403 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1404 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1405 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1406 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1407 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1408 where appropriate for single-word registers.
1409 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1410 As above. Fix type attributes.
1411 * config/arm/constraints.md (register_contraint "t"): Define.
1412 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1414 (register_constraint "x"): Define.
1415 (constraint "Dv"): Define.
1417 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1419 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1421 2007-07-03 Tom Tromey <tromey@redhat.com>
1423 * c-parser.c (objc_pq_context): Removed.
1424 (objc_need_raw_identifier): Likewise.
1425 (c_parser) <objc_pq_context>: New field.
1426 <objc_need_raw_identifier>: Likewise.
1427 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1428 (c_lex_one_token): Update.
1429 (c_parser_objc_protocol_definition): Update.
1430 (c_parser_objc_method_definition): Update.
1431 (c_parser_objc_methodproto): Update.
1432 (c_parser_declspecs): Update.
1434 2007-07-03 David Ung <davidu@mips.com>
1436 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1438 2007-07-03 David Ung <davidu@mips.com>
1439 Richard Sandiford <richard@codesourcery.com>
1441 * doc/invoke.texi: Document -march=74kf3_2.
1442 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1443 (TUNE_74K): Check for it.
1444 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1445 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1446 * config/mips/mips.md (cpu): Add 74kf3_2.
1447 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1448 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1449 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1450 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1451 74kf3_2 to the CPU list.
1452 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1453 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1454 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1455 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1456 (r74kf3_2_fxfer_from_c1): New insn reservations.
1458 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1459 David Ung <davidu@mips.com>
1461 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1462 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1463 and 74k[fx]. Document aliases for the new options.
1464 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1465 (PROCESSOR_24KF2_1): ...this.
1466 (PROCESSOR_24KX): Rename to...
1467 (PROCESSOR_24KF1_1): ...this.
1468 (PROCESSOR_74KF): Rename to...
1469 (PROCESSOR_74KF2_1): ...this.
1470 (PROCESSOR_74KX): Rename to...
1471 (PROCESSOR_74KF1_1): ...this.
1472 (TUNE_74K): Update PROCESSOR_* names.
1473 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1474 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1475 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1476 (mips_rtx_cost_data): Update processor names in comments.
1477 (mips_issue_rate): Update PROCESSOR_* names.
1478 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1479 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1480 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1481 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1482 Update cpu attribute names.
1483 (r24k_fpu_iss): Rename this reservation to...
1484 (r24kf2_1_fpu_iss): ...this and update all uses.
1485 (r24kx_fpu_iss): Rename this reservation to...
1486 (r24kf1_1_fpu_iss): ...this and update all uses.
1487 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1488 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1489 Update cpu attribute names.
1491 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1493 * config/m32r/constraints.md: New file.
1494 * config/m32r/m32r.c: Include tm-constrs.h.
1495 (small_data_operand): Use satisfies_constraint_* instead of macro.
1496 (addr24_operand, gen_compare): Likewise.
1497 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1498 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1499 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1500 EXTRA_CONSTRAINT): Likewise.
1501 * config/m32r/m32r.md: Include constraints.md.
1502 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1503 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1504 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1505 (two_insn_const_operand, int8_operand, uint16_operand,
1506 reg_or_int16_operand, reg_or_uint16_operand,
1507 reg_or_cmp_int16_operand, cmp_int16_operand,
1508 seth_add3_operand): Likewise.
1510 2007-07-03 Eric Christopher <echristo@gmail.com>
1512 * libgcc2.h: Conditionally declare __bswapsi2 and
1515 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1517 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1520 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1523 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1524 (__gthrw_pragma): Provide default definition.
1526 * gthr-posix.c (__gthrw_pragma): Define.
1528 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1530 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1531 before declaring inequality.
1533 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1535 * combine.c (recog_for_combine): Log the success or failure of
1536 matching new insn patterns against the machine description in
1539 2007-07-03 Revital Eres <eres@il.ibm.com>
1541 * ddg.c (print_sccs): New function.
1542 (check_sccs): New function.
1543 (create_ddg_all_sccs): Use it.
1544 * ddg.h (print_sccs): Declare.
1545 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1547 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1549 * targhooks.h (default_mode_for_suffix): New function declaration.
1550 * targhooks.c (default_mode_for_suffix): New default target hook.
1551 * target.h (struct c): New structure in the targetm struct.
1552 (mode_for_suffix): New target hook as part of struct c.
1553 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1554 default_mode_for_suffix.
1555 (TARGET_C): New define.
1556 * c-lex.c: Include "target.h".
1557 (interpret_float): Use targetm.c.mode_for_suffix to determine
1558 the mode for a given non-standard suffix.
1559 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1561 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1562 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1564 * doc/extend.texi (Floating Types): New node. Document __float80 and
1565 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1567 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1570 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1571 predicate instead of target_operand.
1572 (divsi3_i1_media, divsi3_media_2): Likewise.
1574 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1576 * tree.h (alias_sets_might_conflict_p): Rename into
1577 alias_sets_must_conflict_p.
1578 * alias.c (alias_sets_might_conflict_p): Likewise.
1579 (alias_sets_conflict_p): Use it.
1580 (objects_must_conflict_p): Likewise.
1581 * c-common.c (strict_aliasing_warning): Adjust.
1583 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1585 * rtlhooks.c (gen_lowpart_if_possible): Check for
1586 invalid subreg before calling gen_lowpart_SUBREG.
1588 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1590 * config/darwin9.h: Add copyright notice.
1591 (LINK_COMMAND_SPEC): Add comment.
1592 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1593 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1594 DARWIN_LIBSYSTEM_HAS_UNWIND.
1596 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1599 * omp-low.c (check_combined_parallel): New function.
1600 (lower_omp_parallel): Call it via walk_stmts, set
1601 OMP_PARALLEL_COMBINED if appropriate.
1602 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1603 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1604 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1605 don't consider it as combined parallel.
1607 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1609 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1610 (gcc_tooldir): Likewise.
1611 * configure: Regenerate.
1612 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1613 old configure.ac gcc_tooldir setting.
1614 (prefix_to_exec_prefix): New variable.
1615 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1616 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1618 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1620 Fix PR tree-optimization/32583
1621 Fix PR tree-optimization/32584
1622 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1623 (phi_translate_set): Use phi_translate directly now.
1624 (make_values_for_stmt): Don't value number RHS if we already know
1627 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1628 Jim Wilson <wilson@specifix.com>
1631 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1634 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1635 Richard Sandiford <richard@codesourcery.com>
1636 Nigel Stephens <nigel@mips.com>
1638 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1639 (mips16e_output_save_restore): Declare.
1640 (mips16e_save_restore_pattern_p): Likewise.
1641 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1642 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1643 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1644 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1645 (BITSET_P): New global macro, extracted from...
1646 (mips_for_each_saved_reg): ...here.
1647 (mips16e_save_restore_info): New struct.
1648 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1649 (mips16e_save_restore_regs): New variable.
1650 (mips_split_plus, mips16e_find_first_register): New functions.
1651 (mips16e_mask_registers): New function.
1652 (compute_frame_size): Expand the commentary before the function.
1653 Enforce the MIPS16e save and restore register range restrictions.
1654 Pad the general register save area at the low end.
1655 (mips16e_save_restore_reg, mips16e_build_save_restore)
1656 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1657 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1658 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1660 (mips_expand_prologue, mips_expand_epilogue): Handle
1661 GENERATE_MIPS16E_SAVE_RESTORE.
1662 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1664 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1666 PR tree-optimization/31966
1667 PR tree-optimization/32533
1668 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1669 "basic_block" description as its third argument. Update function
1670 calls to get destination bb from "edge" argument. Save "cond" into
1671 aux field of the edge. Update prototype for changed arguments.
1672 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1674 (find_phi_replacement_condition): Operate on incoming edges, not
1675 on predecessor blocks. If there is a condition saved in the
1676 incoming edge aux field, AND it with incoming bb predicate.
1677 Return source bb of the first edge.
1678 (clean_predicate_lists): Clean aux field of outgoing node edges.
1679 (tree_if_conversion): Do not initialize cond variable. Move
1680 variable declaration into the loop.
1681 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1682 initializations of new_stmt, arg0 and arg1 variables.
1684 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1686 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1687 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1689 2007-07-02 Richard Guenther <rguenther@suse.de>
1691 * tree-ssa.c (useless_type_conversion_p): Document
1692 future intent as defining the middle-end type system.
1693 Re-structure to call langhook last, group by type class,
1694 mark questionable parts.
1696 2007-07-02 Richard Guenther <rguenther@suse.de>
1698 * tree-flow.h (types_compatible_p): Declare.
1699 * tree-ssa.c (types_compatible_p): New function.
1700 * ipa-type-escape.c (discover_unique_type): Use
1701 types_compatible_p instead of lang_hooks.types_compatible_p.
1702 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1703 * tree-vn.c (expressions_equal_p): Likewise.
1704 * tree.c (fields_compatible_p): Likewise.
1705 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1706 (cprop_operand): Use useless_type_conversion_p instead of
1707 lang_hooks.types_compatible_p.
1708 * tree-inline.c (setup_one_parameter): Likewise.
1709 (declare_return_variable): Likewise.
1710 * tree-nrv.c (tree_nrv): Likewise.
1711 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1712 (maybe_fold_offset_to_component_ref): Likewise.
1713 (maybe_fold_offset_to_reference): Likewise.
1714 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1715 (merge_alias_info): Likewise.
1716 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1717 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1718 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1719 * tree-tailcall.c (find_tail_calls): Likewise.
1720 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1721 * gimplify.c (canonicalize_addr_expr): Likewise.
1722 (fold_indirect_ref_rhs): Likewise.
1723 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1724 (cpt_same_type): Likewise.
1725 (check_pointer_types_r): Swap parameters to cpt_same_type
1727 * fold-const.c (fold_convert): Revert fix for PR15988.
1728 * tree-inline.c (setup_one_parameter): Instead fix it here by
1729 using fold_build1 instead of fold_convert and checking for
1730 error_mark_node. Convert only if the conversion is necessary.
1732 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1734 * configure.ac: Check for .gnu_attribute on Power.
1735 * configure: Regenerate.
1736 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1737 attribute for floating-point ABI.
1739 2007-07-02 Ira Rosen <irar@il.ibm.com>
1741 PR tree-optimization/32230
1742 PR tree-optimization/32477
1743 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1744 address is a constant.
1746 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1748 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1749 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1750 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1751 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1752 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1753 64-bit targets. Add support for *-elfoabi*.
1754 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1755 different settings if $(tm_defines) does not select the EABI.
1756 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1757 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1758 (MIPS_ARCH_OPTION_SPEC): Likewise.
1759 (MIPS_ISA_LEVEL_SPEC): Likewise.
1760 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1761 * config/mips/elfoabi.h: New file.
1763 2007-07-02 Richard Guenther <rguenther@suse.de>
1765 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1766 (useless_type_conversion_p): ... this.
1767 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1768 (useless_type_conversion_p): ... this.
1769 * builtins.c (fold_builtin_memory_op): Rename
1770 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1771 * tree-cfg.c (verify_expr): Likewise.
1772 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1773 * tree-ssa-ccp.c (ccp_fold): Likewise.
1774 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1775 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1776 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1777 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1778 * tree-ssa-pre.c (eliminate): Likewise.
1779 * tree-ssa.c (delete_tree_ssa): Likewise.
1780 (tree_ssa_useless_type_conversion): Likewise.
1781 * tree.c (build2_stat): Likewise.
1783 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1785 Fix PR tree-optimization/32571
1786 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1789 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1791 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1792 and other expected operations explicitly, change default to
1795 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1797 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1799 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1800 (tls_load_dot_plus_eight): Move the label number into the unspec.
1801 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1803 2007-07-01 Andreas Schwab <schwab@suse.de>
1805 * dwarf2out.c (initial_return_save): Define only if used.
1807 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1809 Unreverting Richard's Revert of:
1811 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1813 * dce.c (deletable_insn_p_1): New function, split out from...
1814 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1815 specially, not those inside PARALLELs. Remove BODY argument
1816 and adjust recursive call accordingly.
1817 (prescan_insns_for_dce): Update call to delete_insn_p.
1819 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1820 Revital Eres <eres@il.ibm.com>
1822 * ddg.c (create_ddg_all_sccs): Fix missed
1823 initialization of scc_nodes.
1825 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1828 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1829 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1831 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1833 * configure.ac: Check for .gnu_attribute on MIPS.
1834 * configure, config.in: Regenerate.
1835 * config/mips/mips.c (mips_file_start): If supported, output
1836 attribute for floating-point ABI.
1838 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1842 (ffs_cmove): New expander to expand using ctz pattern.
1843 (*ffs_cmove): Remove pattern.
1844 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1845 (ffsdi2): Expand using ctz pattern.
1846 (*ffs_rex64): Remove pattern.
1848 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1850 PR rtl-optimization/32296
1851 * pa.md (return): Delete pattern.
1852 (return_internal): Remove "(const_int 1)" from pattern.
1853 (epilogue): Use return_internal pattern for trivial returns.
1854 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1855 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1857 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1859 * tree-ssa-pre.c (is_exception_related): New function
1860 (can_value_number_operation): Use it.
1862 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1864 Fix PR tree-optimization/32540
1865 Fix PR tree-optimization/31651
1867 * tree-ssa-sccvn.c: New file.
1869 * tree-ssa-sccvn.h: Ditto.
1871 * tree-vn.c: Include tree-ssa-sccvn.h
1872 (val_expr_paid_d): Removed.
1873 (value_table): Ditto.
1874 (vn_compute): Ditto.
1875 (val_expr_pair_hash): Ditto.
1876 (val_expr_pair_expr_eq): Ditto.
1877 (copy_vuses_from_stmt): Ditto.
1880 (shared_vuses_from_stmt): Ditto.
1881 (print_creation_to_file): Moved up.
1882 (sort_vuses): Ditto.
1883 (sort_vuses_heap): Ditto.
1884 (set_value_handle): Make non-static.
1885 (make_value_handle): Ditto.
1886 (vn_add): Rewritten to use sccvn lookups.
1887 (vn_add_with_vuses): Ditto.
1888 (vn_lookup): Ditto (and second argument removed).
1889 (vn_lookup_with_vuses): Ditto.
1890 (vn_lookup_or_add): Ditto (and second argument removed);
1891 (vn_lookup_or_add_with_vuses): Ditto.
1892 (vn_lookup_with_stmt): New.
1893 (vn_lookup_or_add_with_stmt): Ditto.
1894 (create_value_handle_for_expr): Ditto.
1896 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1897 (seen_during_translate): New function.
1898 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1899 (phi_trans_add): Ditto.
1900 (constant_expr_p): FIELD_DECL is always constant.
1901 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1902 Use constant_expr_p.
1903 Avoid infinite recursion on mutually valued expressions.
1904 Change callers of vn_lookup_or_add.
1905 (phi_translate): New function.
1906 (compute_antic_safe): Allow phi nodes.
1907 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1908 (find_or_generate_expression): Rewrite slightly.
1909 (create_expression_by_pieces): Updated for vn_lookup_or_add
1911 Update VN_INFO for new names.
1912 (insert_into_preds_of_block): Update for new names.
1913 (add_to_exp_gen): New function.
1914 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1915 (find_existing_value_expr): Rewrite to changed vn_lookup.
1916 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1917 (try_look_through_load): Removed.
1918 (try_combine_conversion): Ditto.
1919 (get_sccvn_value): New function.
1920 (make_values_for_phi): Ditto.
1921 (make_values_for_stmt): Ditto.
1922 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1924 (init_pre): Update for SCCVN changes.
1926 (execute_pre): Ditto.
1928 * tree-flow.h (make_value_handle): Declare.
1929 (set_value_handle): Ditto.
1930 (sort_vuses_heap): Ditto.
1931 (vn_lookup_or_add_with_stmt): Ditto.
1932 (vn_lookup_with_stmt): Ditto.
1933 (vn_compute): Remove.
1936 (vn_lookup): Update arguments.
1938 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1940 (tree-ssa-sccvn.o): New.
1941 (OBJS-common): Add tree-ssa-sccvn.o
1943 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1946 * c-typeck.c (build_external_ref): Don't mark as used if called
1948 * calls.c (rtx_for_function_call): Likewise.
1950 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1954 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1956 * dce.c (deletable_insn_p_1): New function, split out from...
1957 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1958 specially, not those inside PARALLELs. Remove BODY argument
1959 and adjust recursive call accordingly.
1960 (prescan_insns_for_dce): Update call to delete_insn_p.
1962 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1964 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1965 (try_combine): Move potential calls to undo_all() so they happen
1966 before we commit to using the combined insns.
1968 2006-06-30 Jan Hubicka <jh@suse.cz>
1970 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1973 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1975 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1976 (cgraph_remove_unreachable_nodes): Likewise.
1977 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1978 * ipa-inline.c (update_caller_keys): Cast according to the coding
1980 (cgraph_decide_recursive_inlining): Likewise.
1981 (cgraph_decide_inlining_of_small_function): Likewise.
1982 (try_inline): Likewise.
1983 (cgraph_decide_inlining_incrementally): Likewise.
1984 * ipa-pure-const.c (get_function_state): Likewise.
1985 (scan_function): Likewise.
1986 (analyze_function): Likewise.
1987 (static_execute): Likewise.
1988 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1989 (merge_callee_local_info): Likewise.
1990 (analyze_function): Use type safe memory macros.
1991 (static_execute): Likewise. Cast according to the coding conventions.
1992 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1994 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1996 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1997 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
2000 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2003 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
2004 for complex modes (both int and real).
2006 2007-06-29 Jan Hubicka <jh@suse.cz>
2008 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
2010 2007-06-29 Jan Hubicka <jh@suse.cz>
2013 * cse.c (cse_insn): Avoid invalid sharing in between register note and
2016 2007-06-29 Anatoly Sokolov <aesok@post.ru>
2019 * config/avr/avr.c: Include dataflow header file.
2020 (expand_prologue): Adjust for prologue insn change.
2021 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
2024 2007-06-29 Richard Guenther <rguenther@suse.de>
2027 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
2028 during type verification.
2030 2007-06-29 Jan Hubicka <jh@suse.cz>
2032 * recog.c (validate_change_rtx_1): Unshare TO argument.
2034 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
2036 PR tree-optimization/24659
2037 * tree-vect-transform.c (vectorizable_call): Handle
2038 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2040 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
2041 * config/i386/i386.c (enum ix86_builtins)
2042 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
2043 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
2045 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
2046 const using def_builtin_const.
2047 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
2048 input operands in the same modes as the result.
2049 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
2051 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
2053 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
2054 (df_set_dead_notes_for_mw): Likewise.
2056 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
2058 * c-common.c (pointer_int_sum): Do the negation in sizetype.
2060 2007-06-28 DJ Delorie <dj@redhat.com>
2062 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
2064 2007-06-28 Geoffrey Keating <geoffk@apple.com>
2066 * doc/invoke.texi (C++ Dialect Options): Document
2067 fvisibility-ms-compat.
2068 * c.opt (fvisibility-ms-compat): New.
2070 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2073 * tree-affine.c (aff_combination_add_elt): Handle
2074 pointer addition specially.
2076 2007-06-28 Jakub Jelinek <jakub@redhat.com>
2078 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
2079 decl is non-external for AIX ABI.
2081 2007-06-28 David Edelsohn <edelsohn@gnu.org>
2083 * config/rs6000/predicates.md (current_file_function_operand):
2084 Ensure the symbol is non-external for AIX ABI.
2086 2007-06-28 Nick Clifton <nickc@redhat.com>
2088 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
2089 (fdce, fdse, fpredictive-commoning): Likewise.
2091 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2094 * gcc.c (process_command): Recognize the new -static-libgfortran
2097 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
2100 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
2101 Use a call clobbered hard reg instead of a pseudo reg.
2103 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2105 * config/sh/sh.md (load_gbr): Use correct operand constraint.
2107 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
2110 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
2111 REG_LIBCALL and REG_RETVAL notes.
2112 (divsi3, mulsi3): Likewise.
2113 (mulhisi3): Likewise. Use emit_libcall_block.
2114 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
2116 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
2118 PR rtl-optimization/32481
2119 * combine.c (adjust_for_new_dest): Rescan the changed insn.
2121 2007-06-27 Richard Sandiford <richard@codesourcery.com>
2123 * dce.c (deletable_insn_p_1): New function, split out from...
2124 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
2125 specially, not those inside PARALLELs. Remove BODY argument
2126 and adjust recursive call accordingly.
2127 (prescan_insns_for_dce): Update call to delete_insn_p.
2129 2007-06-27 Richard Guenther <rguenther@suse.de>
2132 * tree.h (fold_convertible_p): Declare.
2133 * fold-const.c (fold_convertible_p): New function.
2134 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
2135 instead of lang_hooks.types_compatible_p.
2137 2007-06-26 Jan Hubicka <jh@suse.cz>
2139 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
2140 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
2141 early use validate_unshare_change.
2142 (reload_combine): Likewise.
2143 * recog.c (change_t): New field unshare.
2144 (validate_change_1): Rename from validate_change; add argument unshare.
2145 (validate_change): Turn into wrapper of validate_change_1; update
2146 prototype for bools.
2147 (validate_unshare_change): New.
2148 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2149 calls of df_insn_rescan.
2150 * recog.h (validate_change): Replace ints by bools.
2151 (validate_unshare_change): Declare.
2153 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2155 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2157 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2159 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2161 2007-06-25 Jan Hubicka <jh@suse.cz>
2163 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2165 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2166 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2167 places other call site specific checks are performed.
2169 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2172 * tree-vect-transform.c (vectorizable_operation): Convert
2173 POINTER_PLUS_EXPR over to PLUS_EXPR.
2175 2007-06-25 Chao-ying Fu <fu@mips.com>
2177 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2178 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2179 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2180 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2182 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2183 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2184 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2185 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2186 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2187 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2188 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2189 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2190 ALL_FIXED_POINT_MODE_P): New define.
2191 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2193 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2195 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2196 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2197 MODE_VECTOR_UACCUM): New mode classes.
2199 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2200 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2201 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2204 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2205 (blank_mode): Initialize ibit and fbit.
2206 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2207 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2209 (new_adjust): Change required_class to required_class_from and
2210 required_class_to for testing within a range.
2211 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2212 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2214 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2215 (make_fixed_point_mode): New.
2216 (_ADD_ADJUST): Change C to C1 and C2.
2217 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2218 use a range for machine classes.
2219 (ADJUST_IBIT, ADJUST_FBIT): New.
2220 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2222 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2223 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2224 Emit adjustment for ibit and fbit.
2225 (emit_mode_ibit, emit_mode_fbit): New.
2226 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2228 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2230 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2231 as the source of the set.
2233 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2235 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2236 FP_REGNO_P): Use IN_RANGE.
2237 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2238 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2239 (DATA_REG_P): Use DATA_REGNO_P.
2240 (FP_REG_P): Use FP_REGNO_P.
2241 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2242 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2243 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2245 2007-06-24 Jan Hubicka <jh@suse.cz>
2248 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2250 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2253 * fold-const.c (fold_binary): Strip nops of operand 0
2254 of BIT_NOT_EXPR before calling operand_equal_p.
2255 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2256 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2258 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2260 * doc/extend.texi: Document that dllimport and dllexport imply
2262 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2263 imported or exported declaration, including type declarations.
2264 * c-common.c (handle_visibility_attribute): Check for conflicts
2265 with dllimport/dllexport.
2266 (c_determine_visibility): Handle dllimport/dllexport as an
2267 explicit visibility atttribute.
2269 2007-06-23 Richard Guenther <rguenther@suse.de>
2271 PR tree-optimization/16876
2273 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2275 * tree-inline.c (initialize_inlined_parameters): Do not call
2276 lang_hooks.tree_inlining.convert_parm_for_inlining.
2277 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2278 reason for mismatched types.
2279 * gimplify.c (gimplify_call_expr): Verify the call expression
2280 arguments match the called function type signature. Otherwise
2281 mark the call expression to be not considered for inlining
2282 using CALL_CANNOT_INLINE_P flag.
2283 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2284 edges call expression.
2285 (cgraph_decide_inlining_of_small_function): Likewise.
2286 (cgraph_decide_inlining): Likewise.
2287 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2289 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2290 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2291 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2293 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2294 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2296 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2297 convert_parm_for_inlining member.
2299 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2302 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2303 Remove optimization for GT.
2305 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2308 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2310 (prescan_insns_for_dce): Add extra parameter.
2312 2007-06-23 Jan Hubicka <jh@suse.cz>
2315 * gimplify.c (mark_addressable): New function.
2316 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2318 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2321 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2323 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2326 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2327 moves between MMX/SSE registers to at least 8 units to prevent
2328 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2330 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2332 * config/i386/i386.c (override_options): Correct x86_sahf
2335 2007-06-21 David Daney <ddaney@avtrex.com>
2338 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2339 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2340 (exception_receiver): Renamed to ...
2341 (nonlocal_goto_receiver): ... this.
2343 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2345 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2346 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2347 partial register accesses.
2349 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2351 * fold-const.c (debug_fold_checksum): Move it under
2352 ENABLE_FOLD_CHECKING.
2354 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2357 * tree.h (debug_fold_checksum): Declared.
2358 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2359 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2360 build_fold_addr_expr_with_type_1.
2361 (fold_addr_expr, debug_fold_checksum): New.
2362 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2363 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2366 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2368 PR tree-optimization/19590
2369 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2370 of scev is a constant.
2371 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2373 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2375 * df-problems.c (df_note_bb_compute): Made computation of live
2376 info consistent with df_lr.
2378 2007-06-21 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/32453
2381 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2382 for pointer anti-range.
2384 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2386 * config/i386/i386.c (processor_target_table): Increase maximum
2387 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2390 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2391 byte alignment if > 8 byte alignment is preferred.
2392 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2394 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2396 PR tree-optimization/31866
2397 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2398 if ASM_EXPR's input is not a SSA_NAME.
2401 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2402 but decl is a global var, instead return decl.
2403 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2404 even for is_global_var decls, if they are private in some outer
2407 2007-06-21 Richard Guenther <rguenther@suse.de>
2409 PR tree-optimization/32451
2410 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2412 2007-06-21 Christian Bruel <christian.bruel@st.com>
2414 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2415 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2416 (push_regs): Changed saving order or banked registers.
2417 (sh_expand_epilogue): Likewise.
2418 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2419 (FIRST_BANKED_REG): Likewise.
2420 (LAST_BANKED_REG): Likewise.
2421 * config/sh/sh.md (banked) New attribute.
2422 (in_delay_slot): Check banked attribute.
2424 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2426 PR tree-optimization/32075
2427 * tree-data-ref.c (subscript_dependence_tester_1,
2428 analyze_miv_subscript, analyze_overlapping_iterations,
2429 add_distance_for_zero_overlaps, build_classic_dist_vector,
2430 subscript_dependence_tester_1, analyze_overlapping_iterations,
2431 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2432 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2433 to evolution_function_is_affine_multivariate_p.
2435 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2437 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2439 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2442 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2444 * config/m32c/prologue.md (epilogue_exitd_16): New.
2445 (epilogue_reit_16): New.
2446 (epilogue_exitd): Rename to epilogue_exitd_24.
2447 (epilogue_reit): Rename to epilogue_reit_24.
2449 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2450 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2452 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2454 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2455 if dbg_cnt (sched_insn) reaches the limit.
2456 (choose_ready): New parameter INSN_PTR and new return value.
2457 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2458 the new return value from choose_ready.
2459 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2460 (rest_of_handle_global_alloc): New global_alloc_at_func.
2462 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2464 PR tree-optimization/25737
2465 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2466 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2467 * tree-flow.h (struct fieldoff): Add new field alias_set.
2468 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2469 argument addressable_type. Set alias_set of fieldoff.
2470 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2471 (create_overlap_variables_for): Pass alias_set from fieldoff to
2473 * alias.c (get_alias_set): Use alias_set from SFT if set.
2475 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2477 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2478 of a variable as an unsigned HOST_WIDE_INT integer.
2480 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2482 PR rtl-optimization/32405
2483 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2485 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2487 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2490 * builtins.c: Include diagnostic.h.
2491 (expand_builtin_expect): Make gcc_assert more permissive.
2492 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2495 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2499 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2500 if ACCUMULATE_OUTGOING_ARGS.
2502 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2504 * config/m68hc11/m68hc11.c: Include dataflow header file.
2505 (m68hc11_reorg): Port to dataflow.
2507 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2509 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2510 (struct df_problem.free_blocks_on_set_blocks): New field.
2511 (struct dataflow.optional_p): New field.
2512 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2513 (df_live_set_all_dirty): New function.
2514 * df-scan.c (df_scan_alloc): Initialize optional_p.
2515 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2516 * df-core.c (df_set_blocks): Removed use of
2517 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2518 df_problem.free_blocks_on_set_blocks to determine which blocks are
2520 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2521 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2522 uses dataflow.optional_p to determine if problem should be
2524 (rest_of_handle_df_initialize): Only start live problem if
2526 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2527 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2528 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2529 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2530 problem_NOTE): Initialize free_blocks_on_set_blocks.
2531 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2533 (df_live_set_all_dirty, df_note_alloc): New function.
2534 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2536 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2537 * postreload.c (reload_combine): Ditto.
2538 * cse.c (cse_extended_basic_block): Ditto.
2539 * regmove.c (mark_flags_life_zones): Ditto.
2540 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2541 erase_matching_seqs): Ditto.
2542 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2543 * integrate (allocate_initial_values): Ditto.
2544 * combine.c (reg_dead_at_p): Ditto.
2545 * resource.c (mark_target_live_regs): Ditto.
2546 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2547 * config/sh/sh.c (find_r0_life_regions): Ditto.
2548 * global.c (rest_of_handle_global_alloc): Only add back df_live
2550 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2552 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2554 (if_convert): Make sure df_live is there at -O == 1.
2555 (pass_if_after_combine): Cleanup flags.
2556 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2557 is there at -O == 1.
2559 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2561 * config/arm/arm.c (arm_get_frame_offsets): Set
2562 offsets->locals_base to avoid negative stack size.
2563 (thumb1_expand_prologue): Assert on negative stack size.
2565 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2567 PR tree-optimization/32367
2568 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2569 of the chrec has no evolution in that loop.
2570 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2572 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2574 * config/xtensa/xtensa.c: Include "df.h".
2575 (xtensa_builtin_saveregs): Use adjust_address instead of
2577 (xtensa_va_start): Invoke make_tree with sizetype for
2578 expand_builtin_saveregs and then convert the result to a pointer.
2579 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2580 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2581 Subtract argument size from index value as integers and then use
2582 POINTER_PLUS_EXPR to add the result to the array address.
2584 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2587 * config/m32c/m32c.c: Include dataflow header file.
2588 (m32c_emit_prologue): Adjust for prologue insn change.
2589 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2590 once inside a PARALLEL. Assume frame size passed in operand 0
2591 includes space to save the fb register.
2592 (prologue_enter_24): Likewise.
2593 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2595 2007-06-19 David Daney <ddaney@avtrex.com
2598 * config/mips/mips.md (cprestore): Mark $gp as used.
2600 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2603 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2604 (frv_ifcvt_modify_insn): Likewise.
2606 2007-06-19 Richard Guenther <rguenther@suse.de>
2608 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2609 only handle positive offsets that fit in a HOST_WIDE_INT.
2611 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2613 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2614 result of rsqrt insn for zero input argument to avoid NaN.
2616 2007-06-19 Richard Guenther <rguenther@suse.de>
2619 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2621 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2623 PR tree-optimization/32353
2624 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2626 2007-06-19 Nick Clifton <nickc@redhat.com>
2628 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2630 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2634 * config/i386/i386.c (assign_386_stack_local): Assert that
2635 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2636 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2637 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2638 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2640 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2642 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2644 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2646 PR rtl-optimization/32321
2647 * gcse.c (replace_store_insn): Update the note before
2648 calling emit_insn_after.
2650 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2653 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2655 * df-problems.c (df_note_bb_compute): Fix dumping info.
2657 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2659 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2660 insn with emit_jump_insn.
2662 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2664 PR tree-optimization/32383
2665 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2666 * targhooks.h (default_builtin_reciprocal): Update prototype.
2667 * target.h (struct gcc_target): Update builtin_reciprocal.
2668 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2669 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2670 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2671 when fndecl is in BUILT_IN_MD class.
2672 (execute_convert_to_rsqrt): Ditto.
2674 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2675 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2676 Convert BUILT_IN_SQRTF code only when md_fn is false.
2678 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2680 * bt-load.c (move_btr_def): Fix the order of arguments
2681 to validate_replace_rtx.
2683 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2685 * config/m68k/m68k-devices.def: Add 54450..54455.
2687 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2689 PR rtl-optimization/32366
2690 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2691 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2694 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2697 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2698 this is true, rescan insn being modified.
2699 (sms_schedule): Added rescan parameter.
2700 (rest_of_handle_sms): Moved freeing of dominance info to before
2701 getting out of cfg_layout.
2703 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2705 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2706 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2709 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2710 FL_CF_EMAC from the entry for isac.
2712 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2713 (const_sibcall_operand): New.
2714 (sibcall_operand): Use it.
2715 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2716 (m68k_isas): ISAC does not imply FPU or EMAC.
2717 (override_options): Add ISA_C logic for symbolic jump & call.
2719 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2721 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2722 return mode from the builtin itself.
2723 (sparc_fold_builtin): Fix cast of zero constant.
2725 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2727 * targhooks.c (default_builtin_reciprocal): New default target hook.
2728 * targhooks.h (default_builtin_reciprocal): Add prototype.
2729 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2730 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2731 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2732 default_builtin_reciprocal.
2734 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2737 * hooks.c (hook_tree_tree_bool_null): New hook.
2738 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2739 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2740 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2741 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2742 and convert it to reciprocal a*rfunc(b).
2743 (execute_convert_to_rsqrt): New function.
2744 (gate_convert_to_rsqrt): New function.
2745 (pass_convert_to_rsqrt): New pass definition.
2746 * target.h (struct gcc_target): Add builtin_reciprocal.
2747 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2748 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2749 TARGET_BUILTIN_RECIPROCAL.
2750 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2752 * config/i386/i386.h (TARGET_RECIP): New define.
2753 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2754 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2755 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2756 and not optimizing for size.
2757 (*rcpsf2_sse): New insn pattern.
2758 (*rsqrtsf2_sse): Ditto.
2759 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2760 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2761 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2762 and not optimizing for size.
2763 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2764 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2765 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2766 and not optimizing for size.
2767 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2768 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2769 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2770 and not optimizing for size.
2771 (*sse_rsqrtv4sf2): Do not export.
2773 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2774 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2775 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2776 and not optimizing for size.
2778 * config/i386/i386.opt (mrecip): New option.
2779 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2780 (ix86_emit_swsqrtsf): Ditto.
2781 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2782 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2784 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2785 ix86_expand_unop1_builtin.
2786 (ix86_emit_swdivsf): New function.
2787 (ix86_emit_swsqrtsf): Ditto.
2788 (ix86_builtin_reciprocal): New function.
2789 (TARGET_BUILTIN_RECIPROCAL): Use it.
2790 (ix86_vectorize_builtin_conversion): Rename from
2791 ix86_builtin_conversion.
2792 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2793 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2794 "i386 and x86_64 Options" section.
2795 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2797 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2798 Zdenek Dvorak <dvorakz@suse.cz>
2799 Richard Guenther <rguenther@suse.de>
2800 Kaz Kojima <kkojima@gcc.gnu.org>
2802 * tree-vrp.c (compare_values_warnv): Convert val2 to
2804 (extract_range_from_assert): Create
2805 POINTER_PLUS_EXPR for pointer types.
2806 (extract_range_from_binary_expr): Handle
2807 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2809 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2810 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2811 POINTER_PLUS_EXPR as PLUS_EXPR.
2812 (number_of_iterations_lt_to_ne):
2813 For pointer types, use sizetype when
2814 creating MINUS_EXPR/PLUS_EXPRs.
2815 (assert_loop_rolls_lt): For pointer types, use sizetype when
2816 creating MINUS_EXPR/PLUS_EXPRs.
2817 (number_of_iterations_le): Likewise.
2818 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2819 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2820 like PLUS_EXPR and MINUS_EXPR.
2821 * tree-pretty-print.c (dump_generic_node): Handle
2823 (op_prio): Likewise.
2824 (op_symbol_1): Likewise.
2825 * optabs.c (optab_for_tree_code): Likewise.
2826 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2828 * tree-tailcall.c (process_assignment): Mention
2829 POINTER_PLUS_EXPR in a TODO comment.
2830 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2831 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2832 not used with a pointer and an integer type.
2833 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2834 increment using chrec_convert_rhs instead of chrec_convert.
2835 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2836 PLUS_EXPR except for the right hand side's type will be
2838 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2839 (fold_used_pointer_cast): Kill.
2840 (pointer_offset_p): Kill.
2841 (fold_used_pointer): Kill.
2842 (pointer_used_p): Kill.
2843 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2844 call fold_used_pointer.
2845 (instantiate_parameters_1): Convert the increment
2846 using chrec_convert_rhs instead of chrec_convert.
2847 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2848 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2849 instead of PLUS_EXPR.
2850 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2851 PLUS_EXPR for pointers.
2852 (std_gimplify_va_arg_expr): Likewise.
2853 (fold_builtin_memory_op): Likewise.
2854 (fold_builtin_strstr): Likewise.
2855 (fold_builtin_strchr): Likewise.
2856 (fold_builtin_strrchr): Likewise.
2857 (fold_builtin_strpbrk): Likewise.
2858 (expand_builtin_memory_chk): Likewise.
2859 (fold_builtin_memory_chk): Likewise.
2860 (std_expand_builtin_va_start): Use
2861 sizetype for the call to make_tree and then convert
2862 to the pointer type.
2863 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2864 instead of PLUS_EXPR for adding to a pointer.
2865 (std_gimplify_va_arg_expr): Use fold_build2 for
2866 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2867 the operands to sizetype first and then cast the BIT_AND_EXPR
2868 back to the pointer type.
2869 * fold-const.c (build_range_check): Handle pointer types
2871 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2872 of PLUS_EXPR's. Make sure the offset is converted to
2874 (try_move_mult_to_index): Strip the NOPs from the offset.
2875 Remove code argument and replace all uses with PLUS_EXPR.
2876 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2877 specially. Don't use a pointer type for MINUS_EXPR.
2878 (fold_unary): Handle for (T1)(X op Y),
2879 only p+ as that is the only as that can be handled for
2880 binary operators now.
2881 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2883 <case PLUS_EXPR>: Add folding of PTR+INT into
2885 Don't call try_move_mult_to_index.
2886 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2887 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2888 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2889 Don't call try_move_mult_to_index.
2890 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2891 (tree_expr_nonzero_p): Likewise.
2892 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2893 of PLUS_EXPR for the complex expression folding.
2894 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2895 first chrec is a pointer type, then the second should
2896 be sizetype and not the first's type.
2897 For POINTER_PLUS_EXPR, use a different right hand side type.
2898 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2899 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2900 different right hand side type.
2901 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2902 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2903 instead of PLUS_EXPR.
2904 When either operand is zero, convert the other operand.
2905 (chrec_apply): Use chrec_convert_rhs
2906 on the argument x instead of chrec_convert.
2907 (reset_evolution_in_loop): For pointer types, the new_evol
2909 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2910 different right hand side type.
2911 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2912 (chrec_convert_rhs): New function.
2913 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2914 different right hand side type.
2915 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2916 * tree-chrec.h (chrec_convert_rhs): New prototype.
2917 (build_polynomial_chrec): For pointer types, the right hand
2918 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2919 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2920 Remove subtraction case as it is always addition now.
2921 Make sure the offset is converted to sizetype.
2922 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2923 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2924 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2925 PLUS_EXPR in pointer type.
2926 Handle POINTER_PLUS_EXPR.
2927 (tree_to_aff_combination): Likewise.
2928 (force_expr_to_var_cost): Likewise.
2929 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2930 instead of PLUS_EXPR for pointers.
2931 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2932 instead of PLUS_EXPR of pointer types.
2933 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2935 (check_va_list_escapes): Likewise.
2936 (check_all_va_list_escapes): Likewise.
2937 * dwarf2out.c (loc_descriptor_from_tree_1):
2938 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2939 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2940 (string_constant): Likewise.
2941 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2942 the offset to the base, use POINTER_PLUS_EXPR.
2943 (add_to_parts): Convert the index to sizetype.
2944 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2945 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2946 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2947 Offset only holds something for PLUS_EXPR.
2948 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2950 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2952 (analyze_accesses_for_modify_stmt): Likewise.
2953 Remove comment about the type being integral type as it is
2955 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2957 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2959 Correct the type which the artimentic is done in (is now
2962 * tree-data-ref.c (split_constant_offset): Handle
2964 * tree-affine.c (tree_to_aff_combination): Likewise.
2965 * c-typeck.c (build_unary_op): For pointers create the increment
2966 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2968 * gimplify.c (gimplify_self_mod_expr): Create a
2969 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2970 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2971 * tree.def (POINTER_PLUS_EXPR): New tree code.
2972 * tree-predcom.c (ref_at_iteration): If we have a pointer
2973 type do the multiplication in sizetype.
2974 * tree-mudflap.c (mf_xform_derefs_1): Create a
2975 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2976 * tree-ssa-forwprop.c
2977 (forward_propagate_addr_into_variable_array_index):
2978 Don't expect there to be a cast for the index as that
2979 does not exist anymore.
2980 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2981 instead of PLUS_EXPR.
2982 Don't check for the first operand of the POINTER_PLUS_EXPR
2983 was the index as it cannot be.
2984 Call forward_propagate_addr_into_variable_array_index with
2985 the SSA_NAME instead of the statement.
2986 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2987 (compare_constant): Likewise.
2988 (copy_constant): Likewise.
2989 (compute_reloc_for_constant): Likewise.
2990 (output_addressed_constants): Likewise.
2991 (initializer_constant_valid_p): Likewise.
2992 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2993 Convert the MIN/MAX of the inner type to the outer
2994 type before comparing them.
2995 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2996 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2997 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2998 of PLUS_EXPR for pointers.
2999 * tree-inline.c (estimate_num_insns_1): Handle
3001 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3002 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3003 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
3004 instead of PLUS_EXPR for the pointer increment statement.
3005 (vect_update_ivs_after_vectorizer): For pointer types, create
3006 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
3007 MULT_EXPR in sizetype.
3008 (vect_gen_niters_for_prolog_loop): Add a cast when creating
3010 * tree-object-size.c (plus_expr_object_size): Handle
3011 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
3012 code which is trying to figure out which side is a pointer and
3014 (check_for_plus_in_loops_1): Likewise.
3015 (check_for_plus_in_loops): Likewise.
3016 * c-common.c (pointer_int_sum): Create a
3017 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
3018 * tree-ssa-structalias.c (handle_ptr_arith): Handle
3019 only POINTER_PLUS_EXPR. Removing all the extra
3020 code which is trying to figure out which side is a pointer and
3022 * tree-cfg.c (verify_expr): Add extra checking for pointers and
3023 PLUS_EXPR and MINUS_EXPR.
3024 Also add checking to make sure the operands of POINTER_PLUS_EXPR
3026 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
3027 with make_tree, instead of a pointer type.
3028 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
3029 for pointers instead of PLUS_EXPR.
3030 (s390_gimplify_va_arg): Likewise.
3031 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
3032 instead of PLUS_EXPR when doing addition on pointer
3033 types. Use sizetype for the second operand.
3034 (spu_gimplify_va_arg_expr): Likewise.
3035 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
3036 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
3037 a pointer. Don't create a BIT_AND_EXPR for pointer types.
3038 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
3039 for the pointer addition and also use size_int/sizetype
3041 (ix86_gimplify_va_arg): Likewise.
3042 Perform BIT_AND_EXPR on sizetype arguments.
3043 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
3044 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
3045 for the pointer additions and also use size_int for the offsets.
3046 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
3047 additions and also use size_int for the offsets. Perform
3048 BIT_AND_EXPR on sizetype arguments.
3049 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
3050 POINTER_PLUS_EXPR for pointers and create the
3051 BIT_AND_EXPR in sizetype.
3052 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
3053 instead of PLUS_EXPR for pointer addition.
3054 (rs6000_va_start): Likewise.
3055 Also use sizetype for the offset.
3056 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
3057 as PLUS_EXPR/MINUS_EXPR.
3058 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
3059 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
3060 Don't use BIT_AND_EXPR on a pointer type, convert the
3061 expression to sizetype first.
3062 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
3064 (mips_gimplify_va_arg_expr): Likewise.
3065 Don't create BIT_AND_EXPR in a pointer type.
3067 2007-06-15 Eric Christopher <echristo@apple.com>
3069 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
3070 (x86_64-*-darwin*): Ditto.
3071 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
3074 2007-06-15 Matthew Wilcox <matthew@wil.cx>
3076 * doc/extend.texi: Document behavior of __attribute__((aligned))
3079 2007-06-15 Mark Mitchell <mark@codesourcery.com>
3081 * rtlanal.c (note_stores): Improve documentation.
3083 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
3085 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
3086 LOCAL_LABEL_PREFIX): Delete.
3087 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
3088 (bfin_internal_label): Delete.
3090 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
3092 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
3093 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
3094 otherwise define to LIBGCC2_TF_CEXT.
3095 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
3096 (LIBGCC_TF_CEXT): Ditto.
3099 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
3101 PR rtl-optimization/32339
3102 * df-scan.c (df_uses_record): Don't modify flags but just add to
3103 it for df_ref_record.
3105 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3107 * tree-mudflap.c: Fix whitespace issues.
3109 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
3111 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
3113 2007-06-14 Eric Christopher <echristo@apple.com>
3115 * config/i386/sse.md (movdi_to_sse): Rewrite body.
3116 (movv4sf): Use gcc_unreachable instead of abort.
3118 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3121 * config/i386/sfp-machine.h (CMPtype): New define.
3122 (mach stubs): Use CMPtype instead of int as a return type.
3124 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
3126 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
3127 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
3128 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
3129 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
3130 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
3131 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
3132 config/soft-fp/soft-fp.h: Update from glibc CVS.
3134 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
3136 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
3138 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3141 * config/v850/v850.c: Include dataflow header file.
3142 (substitute_ep_register): Fix typo.
3144 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3146 * configure.ac: Fix earlier checkin.
3147 * configure: Regenerated.
3149 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3151 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3152 * aclocal.m4: Regenerate.
3153 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3154 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3155 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3156 * configure: Regenerate.
3157 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3159 * Makefile.in (quickstrap): Build libgcc too.
3161 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3163 * configure.ac: Add --enable-checking=df. Explicitly mention that
3164 the variables are initialized as for "release".
3165 * df-core.c: Use it.
3166 * configure: Regenerate.
3167 * config.in: Regenerate.
3169 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3171 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3172 validate_replace_rtx instead of replace_rtx.
3173 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3175 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3177 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3178 (DWARF2_UNWIND_INFO): Override default if configured with
3180 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3181 (ENDFILE_SPEC): Add crtend.o.
3182 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3183 (ENDFILE_SPEC): Add crtend.o.
3184 (TARGET_USE_JCR_SECTION): Define.
3185 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3187 * config/i386/cygming-crtbegin.c: New file.
3188 * config/i386/cygming-crtend.c: New file.
3190 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3192 * config/i386/w32-unwind.h: New file.
3194 2007-06-13 Eric Christopher <echristo@apple.com>
3196 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3197 the user set a value below STACK_BOUNDARY.
3199 2007-06-13 Thiemo Seufer <ths@networkno.de>
3201 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3202 imply -lpthread for -pthread.
3204 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3206 * basic-block.h: Remove the prototype for
3207 free_basic_block_vars.
3208 * cfglayout.h: Remove the prototype for
3209 insn_locators_initialize.
3210 * tree.h: Remove the prototype for emit_line_note.
3212 * tree-ssa-pre.c (mergephitemp): Remove.
3213 (init_pre): Don't use mergephitemp.
3215 2007-06-13 Eric Christopher <echristo@apple.com>
3217 * config/i386/i386.c (override_options): If we've specified
3218 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3220 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3222 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3225 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3227 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3228 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3229 (eh_store_handler): New pattern.
3230 (eh_return): Emit it instead of a plain move.
3232 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3234 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3235 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3236 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3239 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3241 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3242 (find_next_insn_start, find_load): New functions.
3243 (bfin_reorg): Use them to deal with the fact that parallel insns are
3244 no longer represented as a SEQUENCE.
3246 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3248 * config/sparc/sparc.c (sparc_override_options): Initialize
3251 2007-06-13 Dave Korn <dave.korn@artimi.com>
3253 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3256 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3258 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3259 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3260 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3261 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3262 tree-vect-transform.c: Fix comment typos. Follow spelling
3265 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3267 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3268 to the exit block use set.
3269 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3270 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3271 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3273 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3275 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3276 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3277 to indicate an error.
3278 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3280 (dbg_cnt_process_opt): Print an error on a bad argument.
3281 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3282 * common.opt (-fdbg-cnt-list): New.
3283 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3285 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3287 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3288 flag on ref-all pointers.
3290 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3293 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3294 for the offset with the modifier as EXPAND_INITIALIZER
3295 if the modifier is EXPAND_INITIALIZER.
3296 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3297 a register if we had an overflow.
3299 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3301 * real.c (real_isfinite): New.
3302 (real_sqrt): Use it.
3303 * real.h (real_isfinite): New.
3304 * builtins.c: Use it.
3306 2007-06-12 Ian Lance Taylor <iant@google.com>
3307 Daniel Berlin <dberlin@dberlin.org>
3310 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3311 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3312 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3313 (DECL_NO_TBAA_P): Define.
3314 (struct tree_decl_common): Add no_tbaa_flag field.
3315 * tree-ssa-structalias.c (struct variable_info): Add
3316 no_tbaa_pruning field.
3317 (new_var_info): Initialize no_tbaa_pruning field.
3318 (unify_nodes): Copy no_tbaa_pruning field.
3319 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3320 (dump_solution_for_var): Print no_tbaa_pruning flag.
3321 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3323 (compute_tbaa_pruning): New static function.
3324 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3325 Call compute_tbaa_pruning.
3326 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3327 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3328 * gimple-low.c (lower_stmt): Likewise.
3329 * tree-gimple.c (is_gimple_stmt): Likewise.
3330 * tree-ssa-operands.c (get_expr_operands): Likewise.
3331 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3332 * tree-inline.c (estimate_num_insns_1): Likewise.
3333 (copy_result_decl_to_var): Likewise.
3334 * expr.c (expand_expr_real_1): Likewise.
3335 * tree-pretty-print.c (dump_generic_node): Likewise.
3336 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3337 * omp-low.c (omp_copy_decl_2): Likewise.
3338 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3339 * doc/c-tree.texi (Expression trees): Document
3340 CHANGE_DYNAMIC_TYPE_EXPR.
3342 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3344 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3345 with !HONOR_NANS and !HONOR_INFINITIES.
3346 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3348 2007-06-12 Tristan Gingold <gingold@adacore.com>
3350 * gcov.c: Comments updated.
3351 (source_info): Add file_time field.
3352 (source_index): New variable.
3353 (mutiple_files): New variable.
3354 (generate_results): New function extracted from process_file.
3355 (process_file): Save and restore chain of functions, generate
3356 results and free structures only if not merging results.
3357 (release_structures): File names are now freed in create_file_names
3358 (create_file_names): Free previous file names.
3359 (find_source): File date is now read here and modifications in
3360 source files is checked here.
3361 (read_graph_file): Only reverse order of functions for the current
3363 (make_gcov_file_name): Do not generate long names if input_name is
3365 (output_lines): If merging results do not display graph, data and
3367 Checking source file modification is done in find_source.
3369 * doc/gcov.texi: Append an s to sourcefile.
3371 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3373 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3374 (forced_nop): New pattern.
3375 * config/bfin/bfin.c: Include "df.h".
3376 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3377 (bfin_discover_loop): Use df_get_live_in instead of
3378 global_live_at_start.
3379 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3380 df_analyze when done.
3381 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3382 the insns. Use QImode for the final insn in a bundle. Call
3383 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3385 (reorder_var_tracking_notes): New function.
3386 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3387 update_life_info. Call df_analyze after scheduling and bundle
3388 generation. Call reorder_var_tracking_notes if generating these
3389 notes. Call df_finish_pass at the end.
3391 2007-06-12 Dirk Mueller <dmueller@suse.de>
3393 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3394 a comparison, not an assignment.
3396 2007-06-12 Olivier Hainque <hainque@adacore.com>
3398 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3399 Request walking the subtrees only, leaving the current is_lhs/val_only
3401 (convert_non_local_reference): Likewise.
3403 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3405 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3407 2007-06-12 Richard Guenther <rguenther@suse.de>
3409 PR tree-optimization/15353
3410 PR tree-optimization/31657
3411 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3412 * timevar.def: Add TV_TREE_IFCOMBINE.
3413 * tree-pass.h (pass_tree_ifcombine): Declare.
3414 * tree-ssa-ifcombine.c: New file.
3415 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3416 * tree-flow.h (blocks_in_phiopt_order): Declare.
3417 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3418 (tree-ssa-ifcombine.o): New dependencies.
3420 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3422 PR rtl-optimization/32293
3423 * combine.c (simplify_if_then_else): Truncate return from
3424 nonzero_bits() to correct mode.
3426 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3428 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3429 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3431 2007-06-11 Diego Novillo <dnovillo@google.com>
3433 * Makefile.in (reload1.o-warn): Remove.
3435 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3437 * combine.c (subst): Use reg_overlap_mentioned_p
3438 instead of comparing register numbers directly.
3440 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3442 * reload1.c (mark_home_live_1): Use the mode parameter.
3444 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3446 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3447 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3451 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3453 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3455 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3457 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3458 from integer registers.
3459 (FP mode splitters): Handle TFmode.
3461 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3463 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3464 for ref-all pointers that point-to anything.
3466 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3468 * config/arm/arm.c (arm_output_dwarf_dtprel,
3469 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3471 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3473 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3474 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3477 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3479 * gcc/tree.c (signed_or_unsigned_type_for): New.
3480 (unsigned_type_for): Use signed_or_unsigned_type_for.
3481 (signed_type_for): Use signed_or_unsigned_type_for.
3482 * gcc/tree.h (signed_or_unsigned_type_for): New.
3483 (get_signed_or_unsigned_type): Remove.
3484 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3485 lang_hooks.types.signed_type
3486 (size_diffop): Likewise.
3487 (all_ones_mask_p): Likewise.
3488 (build_range_check): Likewise.
3489 (fold_cond_expr_with_comparison): Likewise.
3490 (fold_cond_expr_with_comparison): Likewise.
3491 (unextend): Likewise.
3492 (extract_muldiv_1): Likewise.
3493 (fold_single_bit_test_into_sign_test): Likewise.
3494 (fold_binary): Likewise.
3495 (fold_ternary): Likewise.
3496 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3497 instead of get_signed_or_unsigned_type.
3498 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3499 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3500 * gcc/expr.c (signed_or_unsigned_type_for): Use
3501 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3502 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3503 (lhd_signed_or_unsigned_type): Remove.
3504 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3505 signed_or_unsigned_type.
3506 (lhd_signed_or_unsigned_type): Remove.
3507 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3508 lang_hooks.types.signed_type.
3509 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3510 c_common_signed_type instead of lang_hooks.types.signed_type.
3511 (c_common_unsigned_type): New.
3512 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3513 (shorten_compare): Use c_common_unsigned_type instead of
3514 c_common_signed_or_unsigned_type.
3515 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3517 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3518 lang_hooks.types.signed_type.
3519 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3520 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3521 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3522 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3523 instead of unsigned_type_for.
3524 * gcc/c-decl.c (groakdeclarator): Likewise.
3525 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3526 * gcc/c-common.h (c_common_unsigned_type): New.
3528 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3531 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3532 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3534 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3537 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3538 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3540 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3541 Sebastian Pop <sebpop@gmail.com>
3543 * lambda-code.c (remove_iv): New.
3544 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3546 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3548 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3549 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3550 * tree-ssa-loop-prefetch.c: Include optabs.h.
3551 (FENCE_FOLLOWING_MOVNT): New macro.
3552 (struct mem_ref): Add independent_p and storent_p fields.
3553 (record_ref): Initalize the new fields.
3554 (gather_memory_references_ref): Return true if the reference
3556 (gather_memory_references): Check whether all memory accesses
3557 in loop were recorded.
3558 (should_issue_prefetch_p): Return false for nontemporal stores.
3559 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3560 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3561 (determine_loop_nest_reuse): Detect independent memory references.
3562 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3563 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3564 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3565 * config/i386/i386.h (x86_mfence): Declare.
3566 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3567 * config/i386/i386.c (x86_mfence): New variable.
3568 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3570 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3571 * optabs.c (init_optabs): Initialize storent_optab.
3572 * optabs.h (enum optab_index): Add OTI_storent.
3573 (storent_optab): Declare.
3574 * genopinit.c (optabs): Add initialization for storent_optab.
3575 * tree.h (MOVE_NONTEMPORAL): New macro.
3576 * expr.c (expand_assignment, store_expr, store_constructor_field,
3577 store_constructor, store_field, expand_expr_real_1): Propagate
3578 nontemporality of the expanded store.
3579 (emit_storent_insn): New function.
3580 * expr.h (expand_assignment, store_expr): Declaration changed.
3581 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3582 to expand_assignment.
3583 * stmt.c (expand_asm_expr): Ditto.
3584 * calls.c (initialize_argument_information): Pass false as
3585 nontemporality to store_expr.
3586 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3589 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3591 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3593 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3595 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3597 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3598 and allow DECL_P here.
3600 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3602 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3603 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3604 track of the size of the expression.
3605 * cfghooks.c (merge_blocks): Remove block from loops structure only
3606 after call of the merge_blocks hook.
3608 2007-06-09 Tom Tromey <tromey@redhat.com>
3610 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3611 (deprecated_state): Removed.
3612 (start_decl): Update.
3613 (enum deprecated_states): Moved earlier.
3614 (groktypename): Update.
3615 (push_parm_decl): Likewise.
3616 (grokfield): Likewise.
3617 (start_function): Likewise.
3619 2007-06-09 Ian Lance Taylor <iant@google.com>
3621 PR tree-optimization/32169
3622 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3623 CONVERT_EXPR, check whether min and max both converted to an
3624 overflow infinity representation.
3626 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3628 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3629 not inserted on the edge.
3631 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3633 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3634 instructions if they are supported.
3635 (__divsi3, __umodsi3, __modsi3): Likewise.
3636 (__ashldi3, __ashrdi3, __lshrdi3): New.
3637 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3639 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3640 Tony Linthicum <tony.linthicum@amd.com>
3642 * doc/invoke.texi: Add fvect-cost-model flag.
3643 * common.opt (fvect-cost-model): New flag.
3644 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3645 cost fields in stmt_vec_info struct for STMT.
3646 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3647 fields in stmt_vec_info struct and access functions for the same.
3648 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3649 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3650 load, store and vector to scalar operation.
3651 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3652 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3653 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3654 (TARG_VEC_STORE_COST): Define cost of vector store.
3655 (vect_estimate_min_profitable_iters): Define new function.
3656 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3657 check to evaluate if loop iterations are less than minimum profitable
3658 iterations determined by cost model or minimum vect loop bound defined
3659 by user, whichever is more conservative.
3660 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3661 run-time check to evaluate if loop iterations are less than minimum
3662 profitable iterations determined by cost model or minimum vect loop
3663 bound defined by user, whichever is more conservative.
3664 (vect_estimate_min_profitable_iterations): New function to estimate
3665 mimimimum iterartions required for vector version of loop to be
3666 profitable over scalar version.
3667 (vect_model_reduction_cost): New function.
3668 (vect_model_induction_cost): New function.
3669 (vect_model_simple_cost): New function.
3670 (vect_cost_strided_group_size): New function.
3671 (vect_model_store_cost): New function.
3672 (vect_model_load_cost): New function.
3673 (vectorizable_reduction): Call vect_model_reduction_cost during
3675 (vectorizable_induction): Call vect_model_induction_cost during
3677 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3678 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3679 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3680 vectorizable_promotion, vectorizable_demotion): Call
3681 vect_model_simple_cost during analysis phase.
3683 2007-06-08 Simon Baldwin <simonb@google.com>
3685 * reg-stack.c (get_true_reg): Readability change. Moved default case
3686 label into direct switch statement scope.
3688 2007-06-08 Simon Baldwin <simonb@google.com>
3690 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3691 in gcc_assert() with '==' comparison.
3693 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3696 TARGET_ABM handling of x86_popcnt variable.
3698 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3700 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3701 __builtin_copysignq and __builtin_infq built-in functions.
3703 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3705 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3706 SSE4.2 section. Correct built-in function names in SSE4A section.
3708 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3710 PR tree-optimization/32243
3711 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3712 for ncopies after ratio check between nunits_out and nunits_in.
3713 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3715 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3717 PR tree-optimization/32224
3718 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3719 vectorization upon a non GIMPLE_MODIFY_STMT.
3721 2007-06-08 Christian Bruel <christian.bruel@st.com>
3724 * config/sh/sh.md (doloop_end): New pattern and splitter.
3725 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3727 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3730 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3732 (verify_dominators): Do not change dominance tree.
3734 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3736 * config/sh/constraints.md: New file.
3737 * config/sh/sh.c: Include tm-constrs.h.
3738 (reg_class_from_letter): Remove.
3739 (prepare_cbranch_operands): Use satisfies_constraint_*
3740 function instead of macro.
3741 (andcosts, broken_move, sh_secondary_reload): Likewise.
3742 * config/sh/predicates.md (trapping_target_operand): Likewise.
3743 (and_operand, arith_operand, arith_reg_or_0_operand,
3744 cmp_operand, logical_operand, target_operand,
3745 ua_address_operand, ua_offset, xor_operand): Likewise.
3746 * config/sh/sh.md: Include constraints.md.
3747 (*movsicc_t_false): Use satisfies_constraint_* function
3749 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3750 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3751 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3752 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3753 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3754 (REG_CLASS_FROM_CONSTRAINT): Remove.
3755 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3756 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3757 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3758 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3759 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3760 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3761 function instead of macro.
3762 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3763 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3764 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3765 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3766 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3767 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3768 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3769 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3770 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3771 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3772 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3773 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3774 EXTRA_CONSTRAINT_STR): Likewise.
3775 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3777 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3779 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3781 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3784 * c-common.h (flag_cpp0x): Replaced by...
3785 (cxx_dialect): ... this new variable specifying the C++ dialect that
3787 * c-common.c (flag_cpp0x): Removed.
3788 (cxx_dialect): Defined.
3789 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3791 * c-opts.c (c_common_post_options): Likewise.
3792 (set_std_cxx98): Set cxx_dialect to cxx98.
3793 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3795 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3796 Hui-May Chang <hm.chang@apple.com>
3798 * doc/invoke.texi (Darwin Options): Update documentation for
3799 -mmacosx-version-min.
3800 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3801 * config/darwin-driver.c: New file.
3802 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3803 * config/t-darwin (darwin-driver.o): New rule.
3805 * config/darwin-c.c (version_as_macro): Ignore low digit.
3807 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3809 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3810 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3811 (CSGNMODE): New mode macro.
3812 (CSGNVMODE): New mode attribute.
3813 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3814 expander using CSGNMODE mode macro. Handle TFmode.
3815 (copysign<mode>3_const): Rename from copysignsf3_const and
3816 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3818 (copysign<mode>3_var): Rename from copysignsf3_var and
3819 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3821 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3822 mode macro. Handle TFmode.
3823 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3824 (iortf3, *iortf3): Ditto.
3825 (xortf3, *xortf3): Ditto.
3826 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3827 TFmode and TImode masks.
3828 (ix86_expand_copysign): Expand TFmode copysign insn.
3829 (IX86_BUILTIN_INFQ): New.
3830 (IX86_BUILTIN_FABSQ): Ditto.
3831 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3832 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3833 [__builtin_fabsq]: Ditto.
3834 [__builtin_copysignq]: Ditto.
3835 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3836 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3837 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3838 ix86_expand_binop_builtin().
3840 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3842 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3844 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3847 * rtl.h (push_to_sequence2): New.
3848 * emit-rtl.c (push_to_sequence2): New.
3849 * function.c (assign_parm_data_all): Add new fields.
3850 (assign_parm_setup_block): Call push_to_sequence2 instead of
3852 (assign_parm_setup_reg): Ditto.
3853 (assign_parm_setup_stack): Ditto.
3854 (assign_parms_unsplit_complex): Ditto.
3855 (assign_parms): Change field name.
3857 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3859 PR tree-optimization/32220
3860 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3861 phi node is reached before defining statement.
3863 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3866 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3867 after changing the right hand side of the assignment.
3869 2007-06-06 Eric Christopher <echristo@apple.com>
3871 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3872 (x86_64-*-darwin*): Ditto.
3873 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3874 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3876 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3878 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3880 (add_key): Likewise.
3881 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3882 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3884 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3886 (add_cost_one_coalesce): Likewise.
3887 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3888 variable names. Rename orig to orig_name for consistency.
3889 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3891 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3893 (record_equivalences_from_stmt): Likewise.
3894 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3895 the coding conventions.
3896 (memory_ssa_name_same): Likewise.
3897 (dse_optimize_stmt): Likewise.
3898 (dse_record_phis): Likewise.
3899 (dse_finalize_block): Likewise.
3900 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3901 keywords as variable names.
3902 (may_move_till): Cast according to the coding conventions.
3903 (force_move_till_expr): Avoid using C++ keywords as variable names.
3904 (force_move_till): Cast according to the coding conventions.
3905 (memref_hash): Likewise.
3906 (memref_eq): Likewise.
3907 (gather_mem_refs_stmt): Likewise.
3908 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3909 using C++ keywords as variable names.
3910 (idx_find_step): Cast according to the coding conventions.
3911 (idx_record_use): Likewise.
3912 (find_depends): Likewise.
3913 (prepare_decl_rtl): Likewise.
3914 (mbc_entry_hash): Likewise.
3915 (mbc_entry_eq): Likewise.
3916 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3917 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3918 (idx_infer_loop_bounds): Cast according to the coding conventions.
3919 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3920 * tree-ssa-math-opts.c (occ_new ): Likwise.
3921 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3923 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3925 (add_use_op): Likewise.
3926 (add_vop): Likewise.
3927 (add_vuse_op): Likewise.
3928 (add_vdef_op): Likewise.
3929 (get_expr_operands): Likewise.
3930 (push_stmt_changes): Use type safe memory macros.
3931 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3932 keywords as variable names.
3933 (conditional_replacement): Likewise.
3934 (minmax_replacement): Likewise.
3935 (abs_replacement): Likewise.
3936 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3938 (insert_fake_stores): Avoid using C++ keywords as variable names.
3939 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3941 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3942 (heapvar_insert): Use type safe memory macros.
3943 (new_var_info): Cast according to the coding conventions.
3944 (new_constraint): Likewise.
3945 (remove_preds_and_fake_succs): Use type safe memory macros.
3946 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3948 (thread_single_edge): Likewise.
3949 (thread_through_loop_header): Likewise.
3951 2007-06-06 Eric Christopher <echristo@apple.com>
3953 * config/i386/i386.c (override_options): Move handling
3954 of TARGET_SUBTARGET* earlier.
3956 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3958 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3961 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3963 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3964 emited outside of basic block.
3965 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3967 * rtl.h (delete_insn_chain): Declaration changed.
3968 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3970 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3971 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3972 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3973 to delete_insn_chain.
3974 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3975 do not have bb field set.
3976 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3978 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3979 * cfgcleanup.c (try_optimize_cfg): Ditto.
3981 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3983 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3984 (lambda_body_vector_new): Use type safe memory macros.
3985 (lambda_linear_expression_new): Likewise.
3986 (lambda_loopnest_new): Likewise.
3987 (lambda_lattice_new): Likewise.
3988 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3989 conventions. Use type safe memory macros.
3990 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3991 (lambda_body_vector_s): Likewise.
3992 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3993 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3995 2007-06-06 Richard Guenther <rguenther@suse.de>
3997 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3998 if we need to schedule cfg_cleanup.
3999 (tree_ssa_forward_propagate_single_use_vars): Do so.
4001 2007-06-06 Ian Lance Taylor <iant@google.com>
4003 * fold-const.c (merge_ranges): If range_successor or
4004 range_predecessor fail, just return 0.
4006 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4008 PR tree-optimization/32216
4009 * tree-vectorizer.c (supportable_widening_operation): Determine
4010 signedness of FIX_TRUNC_EXPR from output operand.
4011 (supportable_narrowing_operation): Ditto.
4012 * tree-vect-generic.c (expand_vector_operations_1): Determine
4013 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
4016 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
4018 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
4019 (struct pta): ...from here. Change flags to unsigned to avoid
4020 excessive casting (as it is used as a bit mask).
4021 (override_options): Add casts according to the coding convenventions.
4022 (x86_64_elf_unique_section): Likewise.
4023 (examine_argument): Avoid using C++ keywords as variable names.
4024 (construct_container): Likewise.
4025 (legitimize_pic_address): Likewise.
4026 (get_dllimport_decl): Cast according to the coding conventions. Use
4027 type safe memory macros.
4028 (legitimize_address): Cast according to the coding conventions.
4029 (emit_i387_cw_initialization): Corrected the type of slot to enum
4031 (ix86_init_machine_status): Use type safe memory macros.
4032 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
4033 (bdesc_pcmpistr): Likewise.
4034 (bdesc_crc32): Likewise.
4035 (bdesc_sse_3arg): Likewise.
4036 (bdesc_2arg): Likewise.
4037 (bdesc_1arg): Likewise.
4038 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
4039 (ix86_expand_sse_pcmpistr): Likewise.
4040 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
4041 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
4042 int to match the langhook definition.
4043 (ix86_builtin_conversion): Change the type of code to unsigned init to
4044 match the langhook definition.
4045 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
4047 (ix86_preferred_output_reload_class): Likewise.
4048 (ix86_cannot_change_mode_class): Likewise.
4049 (ix86_memory_move_cost): Likewise.
4050 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
4051 avoid excessive casting later on.
4052 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
4054 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4056 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
4057 as flags setting insn.
4058 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
4060 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
4062 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
4063 (UNSPEC_ROUND): New.
4064 ("sse4_1_round<mode>2"): New insn pattern.
4065 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
4067 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
4068 expander using SSEMODEF mode macro. Expand using
4069 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4070 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
4071 expander using SSEMODEF mode macro. Expand using
4072 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4073 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
4074 expander using SSEMODEF mode macro. Expand using
4075 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
4076 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
4077 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
4078 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
4081 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
4082 Sebastian Pop <sebpop@gmail.com>
4084 * lambda.h (build_linear_expr): New.
4085 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
4086 Use build_linear_expr, call fold and force_gimple_operand.
4087 (lambda_loopnest_to_gcc_loopnest): Check that there is
4088 something to insert.
4089 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
4091 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
4093 PR preprocessor/23479
4094 * doc/extend.texi: Document the 0b-prefixed binary integer
4097 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4099 PR tree-optimization/32215
4100 * tree-vectorizer.c (supportable_widening_operation): Return false
4101 for unsupported FIX_TRUNC_EXPR tree code.
4102 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
4104 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
4106 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
4107 register on SPE targets. Change documentation to reflect
4109 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4110 Change FIXED_SCRATCH to 14 and document why we're keeping r14
4111 out of the register allocation pool.
4112 (rs6000_reg_live_or_pic_offset_p): New function.
4113 (rs6000_emit_prologue): Move the actual saving of LR up to free
4114 r0 for holding r11. Split saving of SPE 64-bit registers into
4115 its own case. Ensure that offsets will always be in-range for
4116 'evstdd' by using r11 as a scratch register to point at the start
4117 of the SPE save area. Save r11 if necessary, as it is the static
4119 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
4120 into its own case. Ensure that offsets will always be in-range
4121 for 'evldd' by using r11 as a scratch register to point at the
4122 start of the SPE save area. Also adjust r11 when restoring
4123 the stack pointer to compensate for pre-loading r11.
4125 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
4127 * cfg.c (init_flow): Use type safe memory macros.
4128 (alloc_block): Likewise.
4129 (unchecked_make_edge): Likewise.
4130 (dump_flow_info): Avoid using C++ keywords as variable names.
4131 (copy_original_table_clear): Cast according to the coding conventions.
4132 (copy_original_table_set): Likewise.
4133 * cfgexpand (label_rtx_for_bb): Likewise.
4134 (expand_gimple_basic_block): Likewise.
4135 * cfghooks.c (dump_bb): Likewise.
4136 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
4138 (lv_add_condition_to_bb): Likewise.
4139 * cfglayout (relink_block_chain): Cast according to the coding
4141 (fixup_reorder_chain): Likewise.
4142 (fixup_fallthru_exit_predecessor): Likewise.
4143 * cfgloop.c (glb_enum_p): Likewise.
4144 (get_exit_description): Likewise.
4145 (dump_recorded_exit): Likewise.
4146 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4147 (struct loop): ... from here.
4148 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4150 * cfgrtl.c (rtl_create_basic_block): Likewise.
4151 (rtl_split_block): Likewise.
4152 (rtl_dump_bb): Likewise.
4153 (cfg_layout_split_block): Likewise.
4154 (init_rtl_bb_info): Use typesafe memory macros.
4156 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4157 * graphds.h: Updated all usages of edge to graph_edge.
4158 * graphds.c: Likewise.
4159 * cfgloopanal.c: Likewise.
4161 2007-06-05 Ian Lance Taylor <iant@google.com>
4163 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4164 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4165 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4167 (test_for_singularity): Likewise.
4169 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4171 * config/i386/constraints.md ("Y2"): Replaced by ...
4173 * config/i386/i386.md: Likewise.
4174 * config/i386/mmx.md: Likewise.
4175 * config/i386/sse.md: Likewise.
4177 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4179 * config/i386/constraints.md ("z"): Replaced by ...
4181 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4182 (sse4_1_blendvps): Likewise.
4183 (sse4_1_pblendvb): Likewise.
4184 (sse4_2_pcmpestr): Likewise.
4185 (sse4_2_pcmpestrm): Likewise.
4186 (sse4_2_pcmpestr_cconly): Likewise.
4187 (sse4_2_pcmpistr): Likewise.
4188 (sse4_2_pcmpistrm): Likewise.
4189 (sse4_2_pcmpistr_cconly): Likewise.
4191 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4193 * matrix-reorg.c (transform_access_sites): Fix computation.
4194 (transform_allocation_sites): Same.
4196 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/i386.c (override_options): Use
4199 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4201 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4203 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4204 (nonimm_not_xmm0_operand): Ditto.
4205 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4206 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4207 as operand[2] predicate. Require "z" class XMM register for
4208 operand[3]. Adjust asm template.
4209 ("sse4_1_blendvpd"): Ditto.
4210 ("sse4_1_pblendvb"): Ditto.
4211 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4212 force op2 into xmm0 register for variable blend instructions.
4214 2007-06-04 Tom Tromey <tromey@redhat.com>
4216 * c-tree.h (start_enum): Update.
4217 (build_enumerator): Likewise.
4218 * c-decl.c (enum_next_value): Removed.
4219 (enum_overflow): Likewise.
4220 (start_enum): Add c_enum_contents argument. Don't use globals.
4221 (build_enumerator): Likewise.
4222 * c-tree.h (struct c_enum_contents): New struct.
4224 2007-06-04 Tom Tromey <tromey@redhat.com>
4226 * c-common.c (c_common_get_alias_set): Fix indentation.
4228 2007-06-04 Ian Lance Taylor <iant@google.com>
4230 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4231 to overflow, reduce overflow infinity to regular infinity.
4232 (vrp_var_may_overflow): New static function.
4233 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4235 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4237 * stor-layout.c (layout_type): Remove duplicate code.
4239 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4242 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4243 before build_common_builtin_nodes ().
4245 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4248 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4250 2007-06-04 Jan Hubicka <jh@suse.cz>
4252 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4253 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4254 instead of _stat version.
4256 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4258 PR tree-optimization/32194
4259 * tree-predcom.c (determine_offset): Check that both references have
4262 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4264 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4265 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4266 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4267 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4268 Add argument to iterate_fix_dominators call.
4269 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4270 * gcse.c (hoist_code): Change domby to vector.
4271 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4272 Add argument to iterate_fix_dominators call.
4273 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4274 recompute_dominator.
4275 * lambda-code.c (perfect_nestify): Ditto.
4276 * cfgloopanal.c: Include graphds.h.
4277 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4278 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4279 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4281 * graphds.c: New file.
4282 * graphds.h: New file.
4283 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4284 (get_dominated_by, get_dominated_by_region): Change return type to
4286 (verify_dominators): Recompute all dominators and compare the results.
4287 (recount_dominator): Renamed to ...
4288 (recompute_dominator): ... this. Do not check that the block is
4290 (iterate_fix_dominators): Reimplemented.
4291 (prune_bbs_to_update_dominators, root_of_dom_tree,
4292 determine_dominators_for_sons): New functions.
4293 * et-forest.c (et_root): New function.
4294 * et-forest.h (et_root): Declare.
4295 * Makefile.in (graphds.o): Add.
4296 (cfgloopanal.o): Add graphds.h dependency.
4297 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4298 * basic-block.h (get_dominated_by, get_dominated_by_region,
4299 iterate_fix_dominators): Declaration changed.
4300 (recount_dominator): Renamed to ...
4301 (recompute_dominator): ... this.
4302 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4303 (thread_through_all_blocks): Do not free dominance info.
4305 2007-06-03 Andreas Schwab <schwab@suse.de>
4307 * config/m68k/m68k.c (override_options): Don't override
4309 * config/m68k/m68k-modes.def (SF, DF): Define to use
4310 motorola_single_format and motorola_double_format, resp.
4311 * real.c (motorola_single_format): Renamed from
4312 coldfire_single_format.
4313 (motorola_double_format): Renamed from coldfire_double_format.
4314 (encode_ieee_extended): Generate a proper canonical NaN image
4315 respecting canonical_nan_lsbs_set.
4316 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4318 * real.h: Adjust declarations.
4320 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4323 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4324 the symbol is generated with the stack protector.
4326 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4328 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4329 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4331 * doc/extend.texi (interrupt): Mention m68k.
4333 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4335 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4336 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4337 (ix86_expand_sse_pcmpestr): Do not check operands for
4338 "register_operand", when insn operand predicate is "register_operand".
4339 (ix86_expand_sse_pcmpistr): Ditto.
4341 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4342 Uros Bizjak <ubizjak@gmail.com>
4344 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4345 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4346 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4347 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4348 * config/i386/constraints.md ("z"): New register constraint
4349 for members of SSE_FIRST_REG class.
4350 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4351 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4352 SSE_FIRST_REG class.
4353 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4354 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4355 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4356 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4357 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4358 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4359 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4360 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4361 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4362 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4363 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4364 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4365 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4366 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4367 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4368 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4369 (struct builtin_description): Change "flag" field to unsigned.
4370 (bdesc_pcmpestr): New builtin description table.
4371 (bdesc_pcmpistr): Likewise.
4372 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4373 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4374 Initialize pcmp[ei]str[im] insns for SSE4.2.
4375 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4376 (ix86_expand_sse_pcmpistr): Likewise.
4377 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4378 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4379 (UNSPEC_PCMPISTR): Likewise.
4380 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4381 (sse4_2_pcmpestri):New isns pattern.
4382 (sse4_2_pcmpestrm): Likewise.
4383 (sse4_2_pcmpestr_cconly): Likewise.
4384 (sse4_2_pcmpistr): New insn patern and splitter.
4385 (sse4_2_pcmpistri):New isns pattern.
4386 (sse4_2_pcmpistrm): Likewise.
4387 (sse4_2_pcmpistr_cconly): Likewise.
4388 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4391 2007-06-01 David Daney <ddaney@avtrex.com>
4393 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4394 LOADGP_ABSOLUTE and not binds_local_p.
4396 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4398 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4400 2007-06-01 Ian Lance Taylor <iant@google.com>
4402 * tree-vrp.c (compare_name_with_value): Always set
4403 used_strict_overflow if we get a result from the variable itself.
4405 2007-06-01 Ian Lance Taylor <iant@google.com>
4407 PR rtl-optimization/31455
4408 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4409 subregs which have a cast between modes which are not tieable.
4411 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4413 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4414 breaks after return statements.
4416 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4418 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4419 only after no_new_pseudos.
4421 2007-05-31 Eric Christopher <echristo@apple.com>
4423 * expr.c (convert_move): Assert that we don't have a BLKmode
4425 (store_expr): Handle BLKmode moves by calling emit_block_move.
4427 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4429 * c-typeck.c (build_indirect_ref): Include type in error message.
4430 (build_binary_op): Pass types to binary_op_error.
4431 * c-common.c (binary_op_error): Take two type arguments, print out
4433 * c-common.h (binary_op_error): Update prototype.
4435 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4437 * config/i386/i386.c: Correct coments on -mno-sse4.
4439 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4441 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4442 (x86_64-*-*): Likewise.
4443 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4444 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4445 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4446 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4447 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4448 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4449 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4450 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4451 (OPTION_MASK_ISA_SSE4): Likewise.
4452 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4453 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4454 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4455 (override_options): Support SSE4.2.
4456 (ix86_build_const_vector): Support SImode and DImode.
4457 (ix86_build_signbit_mask): Likewise.
4458 (ix86_expand_int_vcond): Support V2DImode.
4459 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4460 (IX86_BUILTIN_CRC32HI): Likewise.
4461 (IX86_BUILTIN_CRC32SI): Likewise.
4462 (IX86_BUILTIN_CRC32DI): Likewise.
4463 (IX86_BUILTIN_PCMPGTQ): Likewise.
4464 (bdesc_crc32): Likewise.
4465 (bdesc_sse_3arg): Likewise.
4466 (ix86_expand_crc32): Likewise.
4467 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4468 (ix86_expand_builtin): Likewise.
4469 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4470 __SSE4_2__ for -msse4.2.
4471 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4472 (CRC32MODE): Likewise.
4473 (crc32modesuffix): Likewise.
4474 (crc32modeconstraint): Likewise.
4475 (sse4_2_crc32<mode>): Likewise.
4476 (sse4_2_crc32di): Likewise.
4477 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4479 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4480 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4481 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4482 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4483 (vcondu<mode>): Likewise.
4484 * doc/extend.texi: Document SSE4.2 built-in functions.
4485 * doc/invoke.texi: Document -msse4.2/-msse4.
4487 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4489 PR tree-optimization/32160
4490 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4491 variable as gimple reg.
4492 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4494 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4496 * gcc.c (main): Don't consider linker options when issuing the
4497 warning about a linker input file not being used.
4499 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4501 * tree-vrp.c (compare_names): Initialize sop.
4503 2007-05-30 Dirk Mueller <dmueller@suse.de>
4505 * cgraphunit.c (cgraph_analyze_function): Remove
4506 computation of inline parameters.
4508 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4510 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4512 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4514 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4515 Add vx-common.h. Include vxworks.h between vx-common.h and
4517 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4519 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4520 (TARGET_ASM_DESTRUCTOR): Likewise.
4521 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4522 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4523 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4524 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4525 (VXWORKS_ENDIAN_SPEC): Define.
4526 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4527 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4528 VXWORKS_* equivalents.
4529 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4530 (ASM_FILE_START): Delete.
4531 (TARGET_VERSION): Reformat.
4532 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4533 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4534 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4535 (FPBIT, DPBIT): Define.
4536 (fp-bit.c, dp-bit.c): New rules.
4537 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4538 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4539 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4540 * config/arm/arm.h: Include vxworks-dummy.h.
4541 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4542 Mark with ATTRIBUTE_UNUSED.
4543 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4544 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4545 make it incompatible with -msingle-pic-base.
4546 (arm_function_ok_for_sibcall): Return false for calls that might
4547 go through a VxWorks PIC PLT entry.
4548 (require_pic_register): New function, split out from...
4549 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4551 (arm_load_pic_register): Handle the VxWorks RTP initialization
4552 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4553 (arm_emit_call_insn): New function.
4554 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4555 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4556 (pic_offset_arm): New pattern.
4557 (call, call_value): Use arm_emit_call_insn.
4558 (call_internal, call_value_internal): New expanders.
4559 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4560 VxWorks unless __PIC__.
4562 2007-05-30 Eric Christopher <echristo@gmail.com>
4564 * genrecog.c: Include regs.h in generated file.
4565 * genemit.c: Ditto. Fix up formatting.
4566 * config/mn10300/constraints.md: New.
4567 * config/mn10300/mn10300.md: Include.
4568 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4569 Fix up for removed macro.
4570 * config/mn10300/predicates.md (call_address_operand): Ditto.
4571 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4572 (CONST_OK_FOR_I): Ditto.
4573 (CONST_OK_FOR_J): Ditto.
4574 (CONST_OK_FOR_K): Ditto.
4575 (CONST_OK_FOR_L): Ditto.
4576 (CONST_OK_FOR_M): Ditto.
4577 (CONST_OK_FOR_N): Ditto.
4578 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4582 (EXTRA_CONSTRAINT): Ditto.
4584 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4586 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4588 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4589 OPTION_MASK_ISA_64BIT.
4590 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4592 2007-05-30 Richard Guenther <rguenther@suse.de>
4595 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4596 types for comparison.
4597 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4598 with original typed arguments.
4599 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4601 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4603 PR tree-optimization/31769
4604 * except.c (duplicate_eh_regions): Clear prev_try if
4605 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4607 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4609 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4610 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4611 bsi of the location where statements should be inserted.
4612 (sink_code_in_bb): Take bsi from statement_sink_location.
4613 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4614 instead of bsi_start.
4615 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4617 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4618 (bsi_move_before): Document inconsistency with bsi_move_after.
4619 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4621 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4623 * config/i386/i386.h (TARGET_ABM): New define.
4624 (TARGET_POPCNT): Ditto.
4625 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4626 New temporary defines to redefine from OPTION_ISA_* defines.
4627 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4628 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4629 (ix86_isa_flags): New extern int declaration.
4630 (TARGET_SUBTARGET_DEFAULT): New define.
4631 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4632 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4633 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4634 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4635 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4636 * config/i386/darwin.h: Change TARGET_64BIT define to
4639 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4640 using existing "ix86_isa_flags" varible.
4641 (m32, m64): Use existing "ix86_isa_flags" variable.
4642 (mmmx, m3dnow): Ditto.
4643 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4644 (mabm): Define as non-negative option using "x86_abm" variable.
4645 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4647 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4648 Rewrite feature test bitmap.
4649 (ix86_isa_flags): New initialized global int varible.
4650 (ix86_isa_flags_explicit): New static int variable.
4651 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4652 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4653 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4654 target_flags_explicit.
4655 (override_options): Remove "target_enable" and "target_disable" fields
4656 from "struct ptt". Update processor_target_table accordingly. Remove
4657 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4658 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4659 "target_flags" and "ix86_isa_flags_explicit" instead of
4660 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4661 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4662 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4663 to true when either of PTA_POPCNT or PTA_ABM is set in
4664 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4665 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4666 processor_alias_table flags entry. Remove handling of
4667 "target_enable" and "target_disable" fields of processor_target_table.
4668 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4669 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4670 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4671 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4672 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4674 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4676 2007-05-29 David Daney <ddaney@avtrex.com>
4679 * config/mips/mips.c (mips_output_mi_thunk): Emit
4680 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4682 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4683 * config/i386/i386.c (ix86_function_regparm): Added checking of
4684 ix86_force_align_arg_pointer to determine the number of
4685 register parameters.
4687 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4689 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4690 (SET_DR_MISALIGNMENT): New.
4691 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4692 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4693 Use SET_DR_MISALIGNMENT.
4694 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4696 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4697 find_loop_nest): Export.
4698 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4699 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4700 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4701 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4703 (struct mem_ref): Add field reuse_distance.
4704 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4705 Initialize reuse_distance field.
4706 (issue_prefetch_ref): Select temporality of prefetch according to
4708 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4709 self_reuse_distance, determine_loop_nest_reuse): New functions.
4710 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4711 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4712 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4715 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4717 * tree-ssa-alias.c: Add aliasing overview.
4719 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4720 Danny Smith <dannysmith@users.sourceforge.net>
4723 * config/i386/t-crtfm: Compile crtfastmath.o with
4724 -minline-all-stringops.
4725 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4726 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4728 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4730 * doc/md.texi: Document constraints on HP PA-RISC.
4732 * pa/constraints.md: New file.
4733 * pa.md: Include constraints.md.
4734 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4735 (integer_store_memory_operand, ldil_cint_p): New functions.
4736 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4737 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4738 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4739 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4740 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4742 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4745 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4746 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4747 case POSTDECREMENT_EXPR>): Return the error_mark_node
4748 if either the real or imaginary parts would an
4751 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4753 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4754 name when we remove it from a call.
4756 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4758 * targhooks.c (default_narrow_bitfield): Remove.
4759 * targhooks.h: Remove the prototype for
4760 default_narrow_bitfield.
4762 * langhooks-def.h: Remove the prototype for
4763 hook_get_alias_set_0.
4764 * langhooks.c (hook_get_alias_set_0): Remove.
4766 * global.c (EXECUTE_IF_CONFLICT): Remove.
4768 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4771 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4772 return true when truth_value_p is true and the type
4775 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4777 * doc/install.texi (Prerequisites): We no longer require Autoconf
4778 2.13 for the top-level.
4780 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4782 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4783 memory access via x86_expand_vector_move_misalign() only for
4784 TImode values on 32-bit targets.
4786 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4788 * matrix-reorg.c: New file. Implement matrix flattening and
4789 transposing optimization.
4790 * tree-pass.h: Add matrix reorg pass.
4791 * common.opt: Add fipa-mreorg flag.
4792 * Makefile.in: Add matrix-reorg.c.
4793 * passes.c: Add matrix reorg pass.
4794 * varpool.c (add_new_static_var): New function.
4795 * cgraph.h (add_new_static_var): Declare.
4797 2007-05-27 Eric Christopher <echristo@apple.com>
4799 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4800 sp_offset depending on stack size. Save r12 depending
4801 on registers we're saving later.
4802 (rs6000_emit_epilogue): Update sp_offset depending only
4805 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4807 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4808 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4809 * ifcvt.c (if_convert): Ditto.
4810 * tree-ssa-threadupdate.c (thread_block): Ditto.
4811 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4812 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4813 verify_loop_closed_ssa): Check number_of_loops instead of
4815 * predict.c (tree_estimate_probability): Ditto.
4816 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4817 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4818 * modulo-sched.c (sms_schedule): Ditto.
4819 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4820 (scev_finalize): Do not do anything if scev analysis was not
4822 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4823 current_loops == NULL.
4824 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4825 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4827 (loop_optimizer_finalize): Assert that loops were analyzed.
4828 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4829 rtl_doloop): Check number_of_loops instead of current_loops.
4830 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4831 current_loops == NULL.
4832 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4833 gate_tree_vectorize tree_linear_transform, check_data_deps,
4834 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4835 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4836 Check number_of_loops instead of current_loops.
4837 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4838 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4839 free loops if available.
4840 (execute_pre): Do not pass do_fre to fini_pre.
4842 2007-05-27 Tobias Burnus <burnus@net-b.de>
4845 * real.c (mpfr_from_real): Fix sign of -Inf.
4847 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4849 * tree-vect-transform.c (vectorizable_conversion): Initialize
4850 tree_code variables to ERROR_MARK.
4851 (vectorizable_type_demotion): Likewise.
4852 (vectorizable_type_promotion): Likewise.
4854 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4857 * config/i386/i386.md (movti): Handle push operands via
4860 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4862 * basic-block.h: Remove the prototype for merge_seq_blocks.
4863 * cfgcleanup.c (merge_seq_blocks): Remove.
4865 * tree-flow.h: Remove the prototype for is_aliased_with.
4866 * tree-ssa-alias.c (is_aliased_with): Remove.
4868 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4870 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4872 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4874 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4875 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4876 (vec_unpacks_hi_v16qi): Likewise.
4877 (vec_unpacku_lo_v16qi): Likewise.
4878 (vec_unpacks_lo_v16qi): Likewise.
4879 (vec_unpacku_hi_v8hi): Likewise.
4880 (vec_unpacks_hi_v8hi): Likewise.
4881 (vec_unpacku_lo_v8hi): Likewise.
4882 (vec_unpacks_lo_v8hi): Likewise.
4883 (vec_unpacku_hi_v4si): Likewise.
4884 (vec_unpacks_hi_v4si): Likewise.
4885 (vec_unpacku_lo_v4si): Likewise.
4886 (vec_unpacks_lo_v4si): Likewise.
4888 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4890 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4891 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4892 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4893 follow spelling conventions in various
4894 warning/error/diagnostic messages.
4896 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4897 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4898 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4899 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4900 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4901 * doc/tm.texi: Follow spelling conventions.
4903 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4906 * tree-ssa-forwprop.c
4907 (forward_propagate_addr_into_variable_array_index): Remove
4908 the lhs argument. Use the type of def_rhs instead of lhs.
4909 (forward_propagate_addr_expr_1): Update use of
4910 forward_propagate_addr_into_variable_array_index.
4912 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4913 Nigel Stephens <nigel@mips.com>
4915 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4916 function attributes, "far" being an alias for "long_call".
4917 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4918 (mips_near_type_p, mips_far_type_p): New.
4919 (mips_comp_type_attributes): New function to check that attributes
4920 attached to a function type are compatible.
4921 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4922 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4923 to the target function of the thunk.
4924 (mips_encode_section_info): Check for "near" and "far" function
4925 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4927 * config/mips/predicates.md (const_call_insn_operand): Test only
4928 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4930 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4933 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4934 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4935 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4936 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4938 2007-05-25 Eric Christopher <echristo@apple.com>
4940 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4941 to x86-darwin configurations.
4942 * config/i386/t-darwin: Add softfp support.
4943 * config/i386/t-darwin64: Ditto.
4944 * config/i386/sfp-machine.h: If mach then don't use
4945 aliasing, emit a stub to call.
4947 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4949 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4950 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4951 tree-predcom.c, tree-ssa-alias-warnings.c,
4952 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4953 comment typos. Follow spelling conventions.
4954 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4956 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4959 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4960 constants into memory. Expand unaligned memory references for
4961 SSE modes via x86_expand_vector_move_misalign() function.
4963 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4965 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4966 "memory" attribute for "sseishft" type insn without operands[2].
4968 2007-05-25 Dirk Mueller <dmueller@suse.de>
4969 Marcus Meissner <meissner@suse.de>
4971 * doc/extend.texi (alloc_size): New attribute.
4972 * c-common.c (handle_alloc_size_attribute): New.
4973 * tree-object-size.c (alloc_object_size): Use alloc_size
4974 attribute, if available.
4976 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4978 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4980 (__builtin_ia32_vec_ext_v2di): Likewise.
4981 (__builtin_ia32_vec_ext_v4si): Likewise.
4982 (__builtin_ia32_vec_ext_v8hi): Likewise.
4983 (__builtin_ia32_vec_ext_v16qi): Likewise.
4984 (__builtin_ia32_vec_set_v8hi): Likewise.
4986 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4988 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4990 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4992 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4993 (arm_is_longcall_p): Rename to...
4994 (arm_is_long_call_p): ...this. Take a single tree argument and
4996 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4997 (CUMULATIVE_ARGS): Remove call_cookie.
4998 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4999 (ENCODED_LONG_CALL_ATTR_P): Delete.
5000 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
5001 LONG_CALL_FLAG_CHAR cases.
5002 (ARM_DECLARE_FUNCTION_SIZE): Delete.
5003 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
5004 ARM_DECLARE_FUNCTION_SIZE.
5005 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
5006 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
5007 (arm_encode_call_attribute, current_file_function_operand): Delete.
5008 (arm_function_in_section_p): New function.
5009 (arm_is_longcall_p): Rename to...
5010 (arm_is_long_call_p): ...this. Take the target function as a single
5011 argument and return a bool. Do not rely on call cookies. Check
5012 whether the target symbol is in the same section as the current
5013 function, not just the same compilation unit.
5014 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
5015 (arm_encode_section_info): Don't encode a call type.
5016 * config/arm/arm.md (call, call_value): Update calls to
5017 arm_is_long(_)call_p. Simplify logic.
5018 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
5019 Update calls to arm_is_long(_)call_p.
5021 2007-05-25 Richard Guenther <rguenther@suse.de>
5023 PR tree-optimization/31982
5024 * tree-ssa-forwprop.c
5025 (forward_propagate_addr_into_variable_array_index): Handle arrays
5026 with element size one.
5028 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5030 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
5031 (umulsi3_highpart): Likewise.
5033 2007-05-24 Ian Lance Taylor <iant@google.com>
5035 PR rtl-optimization/32069
5036 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
5039 2007-05-24 Ollie Wild <aaw@google.com>
5041 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
5044 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
5046 * postreload-gcse.c (reg_changed_after_insn_p): New function.
5047 (oprs_unchanged_p): Use it to check all registers in a REG.
5048 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
5049 (reg_set_between_after_reload_p): Delete.
5050 (reg_used_between_after_reload_p): Likewise.
5051 (reg_set_or_used_since_bb_start): Likewise.
5052 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
5053 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
5054 Use reg_set_between_p instead of reg_set_between_after_reload_p.
5055 * rtlanal.c (reg_set_p): Check whether REG overlaps
5056 regs_invalidated_by_call, rather than just checking the
5057 membership of REGNO (REG).
5059 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5061 * doc/passes.texi: Document predictive commoning.
5062 * doc/invoke.texi (-fpredictive-commoning): Document.
5063 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
5064 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
5065 adding indices to the generated name.
5066 (schedule_sm): Pass 0 to get_lsm_tmp_name.
5067 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
5068 * tree-pretty-print.c (op_symbol_1): Renamed to ...
5069 (op_symbol_code): ... and exported.
5070 (dump_omp_clause, op_symbol): Use op_symbol_code
5071 instead of op_symbol_1.
5072 * tree-pass.h (pass_predcom): Declare.
5073 * timevar.def (TV_PREDCOM): New timevar.
5074 * tree-ssa-loop.c (run_tree_predictive_commoning,
5075 gate_tree_predictive_commoning, pass_predcom): New.
5076 * tree-data-ref.c (find_data_references_in_loop): Find the
5077 references in dominance order.
5078 (canonicalize_base_object_address): Ensure that the result has
5080 (dr_analyze_innermost): Export.
5081 (create_data_ref): Code to fail for references with invariant
5083 (find_data_references_in_stmt): ... here.
5084 * tree-data-ref.h (dr_analyze_innermost): Declare.
5085 * tree-affine.c: Include tree-gimple.h and hashtab.h.
5086 (aff_combination_find_elt, name_expansion_hash,
5087 name_expansion_eq, tree_to_aff_combination_expand,
5088 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
5090 * tree-affine.h (aff_combination_constant_multiple_p,
5091 tree_to_aff_combination_expand): Declare.
5092 * tree-predcom.c: New file.
5093 * common.opt (fpredictive-commoning): New option.
5094 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
5095 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
5096 * Makefile.in (tree-predcom.o): Add.
5097 (tree-affine.o): Add TREE_GIMPLE_H dependency.
5098 * passes.c (init_optimization_passes): Add dceloop after
5099 copy propagation in loop optimizer. Add predictive commoning
5100 to loop optimizer passes.
5102 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5104 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
5107 2007-05-24 Jan Hubicka <jh@suse.cz>
5109 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
5111 (genheader): Include statistics.h.
5113 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
5115 * print-rtl.c (flag_dump_unnumbered): Update comments.
5116 (print_rtl): Fix my previous change.
5117 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
5120 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
5123 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
5125 (thread_through_all_blocks): Call initialize_original_copy_tables
5126 and free_original_copy_tables.
5127 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
5129 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5130 * cfghooks.c (duplicate_block): Use get_loop_copy.
5131 * cfg.c: Include cfgloop.h.
5132 (loop_copy): New hash table.
5133 (initialize_original_copy_tables): Initialize loop_copy table.
5134 (free_original_copy_tables): Free loop_copy table.
5135 (copy_original_table_clear, copy_original_table_set,
5136 set_loop_copy, get_loop_copy): New functions.
5137 (set_bb_original, set_bb_copy): Use copy_original_table_set.
5138 * cfgloop.h (struct loop): Remove copy field.
5139 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
5140 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5142 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5145 -msse/-msse2/-msse3.
5147 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5150 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5152 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5155 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5156 * targhooks.h (default_mangle_decl_assembler_name): Declare
5158 * targhooks.c (default_mangle_decl_assembler_name): Define
5160 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5162 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5163 * langhooks.c (lhd_set_decl_assembler_name): Call
5164 targetm.mangle_decl_assembler_name for names with global scope.
5166 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5168 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5169 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5171 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5172 New. Factored out of i386_pe_encode_section_info.
5173 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5174 Move check for prior decoration of stdcall
5175 symbols to i386_pe_encode_section_info.
5176 (i386_pe_encode_section_info): Adjust call to
5177 gen_stdcall_or_fastcall_suffix. Use
5178 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5179 (i386_pe_mangle_decl_assembler_name): New. Wrap
5180 i386_pe_maybe_mangle_decl_assembler_name.
5182 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5184 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5185 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5186 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5187 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5188 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5191 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5192 Nigel Stephens <nigel@mips.com>
5193 Richard Sandiford <richard@codesourcery.com>
5195 Fix up MIPS16 hard float and add support for complex.
5197 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5198 (TARGET_SOFT_FLOAT_ABI): New.
5199 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5200 __mips_soft_float to reflect the ABI in use, not whether the
5201 FPU is directly accessible (e.g., in MIPS16 mode).
5202 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5203 (UNITS_PER_FPVALUE): Likewise.
5205 * config/mips/mips.c (mips_expand_call): Remove redundant
5206 TARGET_MIPS16 check.
5207 (mips_arg_regno): New.
5208 (function_arg_advance): When setting bits in cum->fp_code for
5209 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5211 (function_arg): Use mips_arg_regno.
5212 (mips_return_mode_in_fpr_p): New.
5213 (mips16_call_stub_mode_suffix): New.
5214 (mips16_cfun_returns_in_fpr_p): New.
5215 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5216 (mips_output_function_prologue): Test mips16_hard_float, not
5217 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5218 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5219 return value into a floating-point register.
5220 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5221 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5222 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5223 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5224 word of double arguments from or to the high bits of 64-bit
5225 floating point registers.
5226 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5227 (mips16_fpret_double): New helper function.
5228 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5229 support for complex modes. Fill in DECL_RESULT for stubdecl.
5230 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5232 * config/mips/mips16.S
5233 (RET, ARG1, ARG2): New.
5234 (MERGE_GPRf, MERGE_GPRt): New.
5235 (DELAYt, DELAYf): New.
5236 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5237 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5238 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5239 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5240 (SFOP): Renamed to...
5241 (OPSF3): This, and macro-ified. Updated all uses.
5242 (SFOP2): Renamed to...
5243 (OPSF2): This, and macro-ified. Updated all uses.
5244 (SFCMP): Renamed to...
5245 (CMPSF): This, and macro-ified. Updated all uses.
5246 (SFREVCMP): Renamed to...
5247 (REVCMPSF): This, and macro-ified. Updated all uses.
5248 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5249 (LDDBL1, LDDBL2, RETDBL): Deleted.
5250 (DFOP): Renamed to...
5251 (OPDF3): This, and macro-ified. Updated all uses.
5252 (DFOP2): Renamed to...
5253 (OPDF2): This, and macro-ified. Updated all uses.
5254 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5255 (DFCMP): Renamed to...
5256 (CMPDF): This, and macro-ified. Updated all uses.
5257 (DFREVCMP): Renamed to...
5258 (REVCMPDF): This, and macro-ified. Updated all uses.
5259 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5260 (RET_FUNCTION): New.
5261 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5262 (__mips16_ret_sc, __mips16_ret_dc): New.
5263 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5264 STUB_ARGS_6, STUB_ARGS_10): New.
5265 (CALL_STUB_NO_RET): New.
5266 (__mips16_call_stub_1): Macro-ified.
5267 (__mips16_call_stub_5): Macro-ified.
5268 (__mips16_call_stub_2): Macro-ified.
5269 (__mips16_call_stub_6): Macro-ified.
5270 (__mips16_call_stub_9): Macro-ified.
5271 (__mips16_call_stub_10): Macro-ified.
5272 (CALL_STUB_RET): New.
5273 (__mips16_call_stub_sf_0): Macro-ified.
5274 (__mips16_call_stub_sf_1): Macro-ified.
5275 (__mips16_call_stub_sf_5): Macro-ified.
5276 (__mips16_call_stub_sf_2): Macro-ified.
5277 (__mips16_call_stub_sf_6): Macro-ified.
5278 (__mips16_call_stub_sf_9): Macro-ified.
5279 (__mips16_call_stub_sf_10): Macro-ified.
5280 (__mips16_call_stub_df_0): Macro-ified.
5281 (__mips16_call_stub_df_1): Macro-ified.
5282 (__mips16_call_stub_df_5): Macro-ified.
5283 (__mips16_call_stub_df_2): Macro-ified.
5284 (__mips16_call_stub_df_6): Macro-ified.
5285 (__mips16_call_stub_df_9): Macro-ified.
5286 (__mips16_call_stub_df_10): Macro-ified.
5287 (__mips16_call_stub_sc_0): New.
5288 (__mips16_call_stub_sc_1): New.
5289 (__mips16_call_stub_sc_5): New.
5290 (__mips16_call_stub_sc_2): New.
5291 (__mips16_call_stub_sc_6): New.
5292 (__mips16_call_stub_sc_9): New.
5293 (__mips16_call_stub_sc_10): New.
5294 (__mips16_call_stub_dc_0): New.
5295 (__mips16_call_stub_dc_1): New.
5296 (__mips16_call_stub_dc_5): New.
5297 (__mips16_call_stub_dc_2): New.
5298 (__mips16_call_stub_dc_6): New.
5299 (__mips16_call_stub_dc_9): New.
5300 (__mips16_call_stub_dc_10): New.
5302 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5303 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5304 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5306 2007-05-23 Ian Lance Taylor <iant@google.com>
5308 * doc/invoke.texi (Invoking GCC): Document that the order of the
5311 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5314 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5315 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5316 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5320 * config/score/score.c (score_print_operand): Make sure that only
5321 lower bits are used.
5323 2007-05-22 Ian Lance Taylor <iant@google.com>
5325 * tree-vrp.c (avoid_overflow_infinity): New static function,
5326 broken out of set_value_range_to_value.
5327 (set_value_range_to_value): Call avoid_overflow_infinity.
5328 (extract_range_from_assert): Likewise.
5330 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5333 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5334 change the type before looking for a COMPOUND_EXPR.
5336 2007-05-22 Ian Lance Taylor <iant@google.com>
5338 * lower-subreg.c (decompose_multiword_subregs): If we change an
5339 insn, call remove_retval_note on it.
5341 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5343 * regs.h (end_hard_regno): New function.
5344 (END_HARD_REGNO, END_REGNO): New macros.
5345 (add_to_hard_reg_set): New function.
5346 (remove_from_hard_reg_set): Likewise.
5347 (in_hard_reg_set_p): Likewise.
5348 (overlaps_hard_reg_set_p): Likewise.
5349 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5350 (note_btr_set): Use END_HARD_REGNO.
5351 * caller-save.c (setup_save_areas): Use end_hard_regno.
5352 (mark_set_regs): Use END_HARD_REGNO.
5353 (add_stored_regs): Use end_hard_regno.
5354 (mark_referenced_regs): Use add_to_hard_reg_set.
5355 * combine.c (update_table_tick): Use END_REGNO.
5356 (record_value_for_reg): Likewise.
5357 (record_dead_and_set_regs): Likewise.
5358 (get_last_value_validate): Likewise.
5359 (use_crosses_set_p): Likewise.
5360 (reg_dead_at_p_1): Likewise.
5361 (reg_dead_at_p): Likewise.
5362 (mark_used_regs_combine): Use add_to_hard_reg_set.
5363 (move_deaths): Use END_HARD_REGNO.
5364 (reg_bitfield_target_p): Use end_hard_regno.
5365 (distribute_notes): Use END_HARD_REGNO.
5366 * cse.c (mention_regs): Use END_REGNO.
5367 (insert): Use add_to_hard_reg_set.
5368 (invalidate): Use END_HARD_REGNO.
5369 (invalidate_for_call): Likewise.
5370 (exp_equiv_p): Use END_REGNO.
5371 (cse_insn): Likewise.
5372 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5373 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5374 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5375 * function.c (keep_stack_depressed): Use end_hard_regno.
5376 * global.c (global_alloc): Use end_hard_regno.
5377 (global_conflicts): Use add_to_hard_reg_set instead of
5379 (find_reg): Likewise.
5380 (mark_reg_store): Likewise.
5381 (mark_reg_conflicts): Likewise.
5382 (mark_reg_death): Use remove_from_hard_reg_set.
5383 (mark_reg_live_nc): Delete.
5384 (set_preference): Use end_hard_regno.
5385 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5386 remove_from_hard_reg_set.
5387 (post_mark_life): Use add_to_hard_reg_set.
5388 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5389 (reg_becomes_live): Use add_to_hard_reg_set.
5390 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5391 (peep2_find_free_register): Use add_to_hard_reg_set.
5392 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5393 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5394 * regrename.c (note_sets): Use add_to_hard_reg_set.
5395 (clear_dead_regs): Use remove_from_hard_reg_set.
5396 (regrename_optimize): Use add_to_hard_reg_set.
5397 (find_oldest_value_reg): Use in_hard_reg_set_p.
5398 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5399 (hard_reg_set_here_p): Use end_hard_regno.
5400 (decompose): Likewise.
5401 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5402 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5403 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5404 (mark_home_live): Use end_hard_regno.
5405 (spill_hard_reg): Likewise.
5406 (clear_reload_reg_in_use): Likewise.
5407 * reorg.c (delete_prior_computation): Use END_REGNO.
5408 * resource.c (update_live_status): Use END_HARD_REGNO.
5409 (mark_referenced_resources): Use add_to_hard_reg_set.
5410 (mark_set_resources): Likewise.
5411 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5412 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5413 (reg_overlap_mentioned_p): Likewise.
5414 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5415 (covers_regno_no_parallel_p): Use END_REGNO.
5416 (find_regno_note): Likewise.
5417 (find_reg_fusage): Use END_HARD_REGNO.
5418 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5419 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5421 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5423 * mode-switching.c (reg_dies): Change type of second argument to
5425 (optimize_mode_switching): Update accordingly.
5427 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5429 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5431 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5432 (hard_reg_set_empty_p): ...these new functions.
5433 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5434 GO_IF_HARD_REG_SUBSET.
5435 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5436 instead of GO_IF_HARD_REG_EQUAL.
5437 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5438 instead of GO_IF_HARD_REG_EQUAL.
5439 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5440 GO_IF_HARD_REG_SUBSET.
5441 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5442 GO_IF_HARD_REG_EQUAL.
5443 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5444 of GO_IF_HARD_REG_SUBSET.
5445 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5446 instead of GO_IF_HARD_REG_EQUAL.
5447 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5448 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5449 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5450 of GO_IF_HARD_REG_SUBSET,
5451 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5452 GO_IF_HARD_REG_SUBSET.
5453 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5454 instead of GO_IF_HARD_REG_EQUAL.
5455 * config/sh/sh.c (push_regs, calc_live_regs): Use
5456 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5457 (hard_regs_intersect_p): Delete.
5459 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5461 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5463 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5464 Richard Henderson <rth@redhat.com>
5466 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5468 (x86_64-*-*): Likewise.
5470 * i386/i386-modes.def (V2QI): New.
5472 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5474 (override_options): Support SSE4.1.
5475 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5476 (IX86_BUILTIN_BLENDPS): Likewise.
5477 (IX86_BUILTIN_BLENDVPD): Likewise.
5478 (IX86_BUILTIN_BLENDVPS): Likewise.
5479 (IX86_BUILTIN_PBLENDVB128): Likewise.
5480 (IX86_BUILTIN_PBLENDW128): Likewise.
5481 (IX86_BUILTIN_DPPD): Likewise.
5482 (IX86_BUILTIN_DPPS): Likewise.
5483 (IX86_BUILTIN_INSERTPS128): Likewise.
5484 (IX86_BUILTIN_MOVNTDQA): Likewise.
5485 (IX86_BUILTIN_MPSADBW128): Likewise.
5486 (IX86_BUILTIN_PACKUSDW128): Likewise.
5487 (IX86_BUILTIN_PCMPEQQ): Likewise.
5488 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5489 (IX86_BUILTIN_PMAXSB128): Likewise.
5490 (IX86_BUILTIN_PMAXSD128): Likewise.
5491 (IX86_BUILTIN_PMAXUD128): Likewise.
5492 (IX86_BUILTIN_PMAXUW128): Likewise.
5493 (IX86_BUILTIN_PMINSB128): Likewise.
5494 (IX86_BUILTIN_PMINSD128): Likewise.
5495 (IX86_BUILTIN_PMINUD128): Likewise.
5496 (IX86_BUILTIN_PMINUW128): Likewise.
5497 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5498 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5499 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5500 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5501 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5502 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5503 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5504 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5505 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5506 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5507 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5508 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5509 (IX86_BUILTIN_PMULDQ128): Likewise.
5510 (IX86_BUILTIN_PMULLD128): Likewise.
5511 (IX86_BUILTIN_ROUNDPD): Likewise.
5512 (IX86_BUILTIN_ROUNDPS): Likewise.
5513 (IX86_BUILTIN_ROUNDSD): Likewise.
5514 (IX86_BUILTIN_ROUNDSS): Likewise.
5515 (IX86_BUILTIN_PTESTZ): Likewise.
5516 (IX86_BUILTIN_PTESTC): Likewise.
5517 (IX86_BUILTIN_PTESTNZC): Likewise.
5518 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5519 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5520 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5521 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5522 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5524 (bdesc_sse_3arg): Likewise.
5525 (bdesc_2arg): Likewise.
5526 (bdesc_1arg): Likewise.
5527 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5529 (ix86_expand_sse_4_operands_builtin): New.
5530 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5531 smaller than 8 bits as the 2nd arg.
5532 (ix86_expand_sse_ptest): New.
5533 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5534 (ix86_expand_vector_set): Support SSE4.1.
5535 (ix86_expand_vector_extract): Likewise.
5537 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5538 __SSE4_1__ for -msse4.1.
5540 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5541 (UNSPEC_INSERTPS): Likewise.
5542 (UNSPEC_DP): Likewise.
5543 (UNSPEC_MOVNTDQA): Likewise.
5544 (UNSPEC_MPSADBW): Likewise.
5545 (UNSPEC_PHMINPOSUW): Likewise.
5546 (UNSPEC_PTEST): Likewise.
5547 (UNSPEC_ROUNDP): Likewise.
5548 (UNSPEC_ROUNDS): Likewise.
5550 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5552 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5553 (const_pow2_1_to_32768_operand): Likewise.
5555 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5558 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5560 (sse4_1_insertps): Likewise.
5561 (*sse4_1_extractps): Likewise.
5562 (sse4_1_ptest): Likewise.
5563 (sse4_1_mulv2siv2di3): Likewise.
5564 (*sse4_1_mulv4si3): Likewise.
5565 (*sse4_1_smax<mode>3): Likewise.
5566 (*sse4_1_umax<mode>3): Likewise.
5567 (*sse4_1_smin<mode>3): Likewise.
5568 (*sse4_1_umin<mode>3): Likewise.
5569 (sse4_1_eqv2di3): Likewise.
5570 (*sse4_1_pinsrb): Likewise.
5571 (*sse4_1_pinsrd): Likewise.
5572 (*sse4_1_pinsrq): Likewise.
5573 (*sse4_1_pextrb): Likewise.
5574 (*sse4_1_pextrb_memory): Likewise.
5575 (*sse4_1_pextrw_memory): Likewise.
5576 (*sse4_1_pextrq): Likewise.
5577 (sse4_1_blendpd): Likewise.
5578 (sse4_1_blendps): Likewise.
5579 (sse4_1_blendvpd): Likewise.
5580 (sse4_1_blendvps): Likewise.
5581 (sse4_1_dppd): Likewise.
5582 (sse4_1_dpps): Likewise.
5583 (sse4_1_movntdqa): Likewise.
5584 (sse4_1_mpsadbw): Likewise.
5585 (sse4_1_packusdw): Likewise.
5586 (sse4_1_pblendvb): Likewise.
5587 (sse4_1_pblendw): Likewise.
5588 (sse4_1_phminposuw): Likewise.
5589 (sse4_1_extendv8qiv8hi2): Likewise.
5590 (*sse4_1_extendv8qiv8hi2): Likewise.
5591 (sse4_1_extendv4qiv4si2): Likewise.
5592 (*sse4_1_extendv4qiv4si2): Likewise.
5593 (sse4_1_extendv2qiv2di2): Likewise.
5594 (*sse4_1_extendv2qiv2di2): Likewise.
5595 (sse4_1_extendv4hiv4si2): Likewise.
5596 (*sse4_1_extendv4hiv4si2): Likewise.
5597 (sse4_1_extendv2hiv2di2): Likewise.
5598 (*sse4_1_extendv2hiv2di2): Likewise.
5599 (sse4_1_extendv2siv2di2): Likewise.
5600 (*sse4_1_extendv2siv2di2): Likewise.
5601 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5602 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5603 (sse4_1_zero_extendv4qiv4si2): Likewise.
5604 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5605 (sse4_1_zero_extendv2qiv2di2): Likewise.
5606 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5607 (sse4_1_zero_extendv4hiv4si2): Likewise.
5608 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5609 (sse4_1_zero_extendv2hiv2di2): Likewise.
5610 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5611 (sse4_1_zero_extendv2siv2di2): Likewise.
5612 (*sse4_1_zero_extendv2siv2di2): Likewise.
5613 (sse4_1_roundpd): Likewise.
5614 (sse4_1_roundps): Likewise.
5615 (sse4_1_roundsd): Likewise.
5616 (sse4_1_roundss): Likewise.
5617 (mulv4si3): Don't expand for SSE4.1.
5618 (smax<mode>3): Likewise.
5619 (umaxv4si3): Likewise.
5620 (uminv16qi3): Likewise.
5621 (umin<mode>3): Likewise.
5622 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5624 * doc/extend.texi: Document SSE4.1 built-in functions.
5626 * doc/invoke.texi: Document -msse4.1.
5628 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5630 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5631 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5632 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5633 (ASM_SPEC): Add asm_pcrel_spec.
5634 (EXTRA_SPECS): Add asm_pcrel_spec.
5636 2007-05-21 David Daney <ddaney@avtrex.com>
5638 * doc/install.texi (Building a cross compiler): Add requirements
5639 for Java cross compiler.
5641 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5644 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5645 Add loopno argument. Use evolution_function_is_invariant_rec_p
5646 instead of evolution_function_is_constant_p.
5647 Update calls to evolution_function_is_affine_multivariate_p.
5648 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5649 Add loopno argument.
5650 * tree-scalar-evolution.c (gather_chrec_stats): Call
5651 evolution_function_is_affine_multivariate_p with a loop
5653 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5654 (analyze_overlapping_iterations): Likewise.
5655 (access_functions_are_affine_or_constant_p): Likewise.
5656 (build_classic_dist_vector_1): If the access functions
5657 are equal, don't do anything.
5659 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5660 Paolo Carlini <pcarlini@suse.de>
5661 Uros Bizjak <ubizjak@gmail.com>
5663 * c-cppbuiltin.c (c_cpp_builtins): Define
5664 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5665 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5666 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5667 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5669 2007-05-21 Mike Stump <mrs@apple.com>
5671 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5673 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5675 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5677 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5678 implementation if __OPTIMIZE__ is not defined.
5679 (_mm_alignr_pi8): Ditto.
5680 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5681 (_mm_inserti_si64): Ditto.
5682 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5683 (_mm_slli_epi16): Ditto.
5684 (_mm_slli_epi32): Ditto.
5685 (_mm_slli_epi64): Ditto.
5686 (_mm_srai_epi16): Ditto.
5687 (_mm_srai_epi32): Ditto.
5688 (_mm_srli_si128): Ditto.
5689 (_mm_slli_si128): Ditto.
5690 (_mm_srli_epi16): Ditto.
5691 (_mm_srli_epi32): Ditto.
5692 (_mm_srli_epi64): Ditto.
5693 (_mm_extract_epi16): Ditto.
5694 (_mm_insert_epi16): Ditto.
5695 (_mm_shufflehi_epi16): Ditto.
5696 (_mm_shufflelo_epi16): Ditto.
5697 (_mm_shuffle_epi32): Ditto.
5698 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5700 (_mm_insert_pi16): Ditto.
5702 (_mm_shuffle_pi16): Ditto.
5704 (_mm_shufle_ps): Ditto.
5705 (_mm_prefetch): Ditto.
5707 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5709 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5710 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5711 * real.c (encode_i370_single, decode_i370_single,
5712 encode_i370_double, decode_i370_double): Functions removed.
5713 (i370_single_format, i370_double_format): Initializations removed.
5714 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5715 Consider the log2_b field to always be one.
5716 (ieee_single_format, mips_single_format, coldfire_single_format,
5717 ieee_double_format, mips_double_format, coldfire_double_format,
5718 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5719 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5720 ibm_extended_format, mips_extended_format, ieee_quad_format,
5721 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5722 decimal_single_format, decimal_double_format, decimal_quad_format,
5723 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5724 initialization of log2_b.
5725 * real.h (i370_single_format, i370_double_format): Declarations
5727 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5728 field to always be one.
5730 2007-05-21 Andreas Schwab <schwab@suse.de>
5732 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5733 NOTE_INSN_BASIC_BLOCK_P.
5734 (process_for_unwind_directive): Likewise.
5736 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5738 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5739 * function.h (struct function): Move va_list_gpr_size,
5740 va_list_fpr_size, function_frequency to front of bitfields. Add
5742 (current_function_calls_unwind_init): New.
5743 * except.c (expand_builtin_unwind_init): Set
5744 current_function_calls_unwind_init not
5745 current_function_has_nonlocal_label.
5746 * reload1.c (has_nonexceptional_receiver): New.
5747 (reload): Use it and current_function_calls_unwind_init to
5748 determine whether call-saved regs must be saved.
5750 2007-05-20 Jan Hubicka <jh@suse.cz>
5752 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5753 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5754 * ddg.c (create_ddg): LIkewise.
5755 * final.c (final): Remove hunk moving line number notes around since
5756 they are no longer present at this stage.
5757 (final_scan_insn): Use NOTE_KIND instead of
5758 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5759 (output_asm_label): Likewise.
5760 * reorg.c (dbr_schedule): Likewise.
5761 * haifa-sched.c (unlink_other_notes): Likewise.
5762 * mode-switching.c (optimize_mode_switching): Likewise.
5763 * graph.c (start_bb): Likewise.
5764 * rtl.def (NOTE): Update description.
5765 * jump.c (squeeze_notes): Delete.
5766 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5767 NOTE_INSN_BASIC_BLOCK_P when possible.
5768 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5769 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5770 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5771 (dwarf2out_var_location): Likewise.
5772 * cfgbuild.c (make_edges): Likewise.
5773 (find_basic_blocks_1): Likewise.
5774 * function.c (reorder_blocks_1): Likewise.
5775 (epilogue_done): Likewise.
5776 (reposition_prologue_and_epilogue_notes): Likewise.
5777 * print-rtl.c (print_rtx): Likewise; drop code for printing
5779 (print_rtl): Likewise.
5780 (print_rtl_single): Likewise.
5781 * gcse.c (insert_insn_start_bb): Likewise.
5782 * alias.c (init_alias_analysis): Likewise.
5783 * calls.c (fixup_tail_calls): Likewise.
5784 * except.c (sjlj_emit_function_enter): Likewise.
5785 * emit-rtl.c (add_insn_after): Likeiwse.
5786 (emit_label_before): Likewise.
5787 (emit_label_after): Likewise.
5788 (emit_note_before, emit_note_after, emit_note): Update
5789 parameter to be enum insn_note; do not deal with source
5791 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5792 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5794 (merge_blocks_move_successor_nojumps): Simplify now when
5795 we don't have BLOCK notes.
5796 (try_optimize_cfg): Likewise.
5797 * cfglayout.c (skip_insns_after_block): Likewise.
5798 (record_effective_endpoints): Likewise.
5799 (duplicate_insn_chain): Likewise.
5800 * varasm.c (output_constant_pool_1): Likewise.
5801 * sched-deps.c (sched_analyze): Likewise.
5802 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5804 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5805 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5806 (SET_INSN_DELETED): Simplify.
5807 (NOTE_LINE_NUMBER): Exterminate.
5808 (NOTE_LINE_KIND): New.
5809 (NOTE_INSN_BASIC_BLOCK_P): Update.
5810 (enum insn_note): Simplify.
5811 (GET_NOTE_INSN_NAME) Simplify.
5812 (emit_note_before, emit_note_after, emit_note): Update prototype.
5813 (squeeze_notes): Remove.
5814 * sched-int.h (NOTE_NOT_BB_P): Update.
5815 * resource.c (mark_target_live_regs): Update.
5816 * sched-rgn.c (debug_dependencies): Update.
5817 * sched-vis.c (print_insn): Update.
5818 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5819 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5820 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5821 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5822 (split_branches): Update.
5823 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5825 (sh_adjust_unroll_max): Exterminate.
5826 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5827 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5828 (m68hc11_reorg): Likewise.
5829 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5830 (emit_predicate_relation_info): Update.
5831 (process_for_unwind_directive): Update.
5832 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5833 (output_call): Update.
5834 * config/pa/pa.c (output_lbranch): Update.
5835 (output_millicode_call): Update.
5836 (output_call): Update.
5837 (pa_combine_instructions): Update.
5838 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5839 * config/bfin/bfin.c (gen_one_bundle): Update.
5840 * cfgrtl.c (can_delete_note_p): Update.
5841 (delete_insn): Update.
5842 (rtl_merge_blocks): Update.
5843 (commit_one_edge_insertion): Update.
5844 (rtl_verify_flow_info): Update.
5845 * stmt.c (expand_case): Do not call squeeze_notes.
5847 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5854 * c.opt (Wtype-limits): New.
5855 * doc/invoke.texi (Wtype-limits): Document it.
5856 (Wextra): Enabled by -Wextra.
5857 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5858 * c-common.c (shorten_compare): Warn with Wtype-limits.
5860 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5863 inlined function, not as a macro.
5864 (_mm_alignr_pi8): Ditto.
5865 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5866 (_mm_inserti_si64): Ditto.
5867 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5868 (_mm_extract_epi16): Ditto.
5869 (_mm_insert_epi16): Ditto.
5870 (_mm_shufflehi_epi16): Ditto.
5871 (_mm_shufflelo_epi16): Ditto.
5872 (_mm_shuffle_epi32): Ditto.
5873 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5874 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5876 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5878 (_m_to_float): Use C89 compatible assignment.
5880 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5883 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5885 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5888 * doc/invoke.texi (Wreturn-type): Complete description.
5889 (Wextra): Delete item about return-type warning.
5890 * c-decl.c: Delete redundant Wextra warning.
5892 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5895 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5896 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5897 inlined function, not as a macro.
5898 (_mm_prefetch): Ditto.
5900 (_mm_insert_pi16): Ditto.
5902 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5903 (_m_pshufw): Ditto. Add const to __N argument.
5904 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5905 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5906 (_mm_slli_epi32): Ditto.
5907 (_mm_srli_si128): Implement as always inlined function, not as a
5908 macro. Add __inline to function declaration.
5909 (_mm_slli_si128): Ditto.
5911 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5913 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5914 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5916 (struct fenv): New structure.
5917 (FP_HANDLE_EXCEPTIONS): New define.
5918 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5919 (_FP_DECL_EXP): New define.
5920 (FP_INIT_ROUNDMODE): New define.
5921 (FP_ROUNDMODE): New define.
5923 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5925 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5926 (Wconversion): Update description.
5927 (Wconversion-sign): New.
5928 * c.opt (Wconversion-sign): New.
5929 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5930 means disabled for C++. Otherwise, take the status of Wconversion.
5931 * c-common.c (conversion_warning): Warn with either Wconversion or
5933 (warnings_for_convert_and_check): Conditions are already checked by
5935 (convert_and_check): Don't check warnings if the conversion failed.
5937 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5938 Anatoly Sokolov <aesok@dol.ru>
5940 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5941 avr_epilogue_uses) : Add declaration.
5942 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5943 * config/avr/constraints.md (R): New constraint.
5944 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5945 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5946 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5947 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5948 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5949 call_prologue_saves, epilogue_restores, return_from_epilogue,
5950 return_from_main_epilogue, return_from_interrupt_epilogue,
5951 return_from_naked_epilogue, prologue, epilogue): New patterns.
5952 (jump): Handle symbol reference.
5953 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5954 avr_output_function_prologue, avr_output_function_epilogue): Remove
5956 (avr_init_machine_status, expand_prologue, expand_epilogue,
5957 avr_asm_function_end_prologue, avr_epilogue_uses,
5958 avr_asm_function_begin_epilogue): New functions.
5959 (prologue_size, epilogue_size, jump_tables_size): Remove global
5961 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5962 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5963 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5964 (avr_override_options): Initialise init_machine_status.
5965 (output_movhi): Handle all stack pointer loads.
5966 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5967 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5968 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5969 (EPILOGUE_USES) Redefine.
5970 (machine_function) Declare.
5972 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5974 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5975 Use a single return statement.
5977 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5980 * builtins.c (do_mpfr_lgamma_r): New.
5981 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5982 * tree.h (CASE_FLT_FN_REENT): New.
5984 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5986 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5987 (output_die): Use 'unsigned long' with %x.
5988 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5989 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5990 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5992 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5994 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5999 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
6000 true if function has no argument.
6002 2007-05-18 DJ Delorie <dj@redhat.com>
6004 * config/mips/mips.c (mips_offset_within_alignment_p): New.
6005 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6007 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6009 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
6010 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
6011 count_trailing_zeros.
6012 (__i386__): Implement count_leading_zeros using __builtin_clz().
6013 Implement count_trailing_zeros usign __builtin_ctz().
6015 2007-05-18 Richard Sandiford <richard@codesourcery.com>
6017 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
6019 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
6022 * expr.c (emit_move_change_mode): Change mode of push operands here.
6024 2007-05-17 Ian Lance Taylor <iant@google.com>
6026 PR tree-optimization/31953
6027 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
6029 (set_value_range_to_null): Call set_value_range_to_value.
6030 (extract_range_from_comparison): Likewise.
6032 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6034 * toplev.c (print_version): Output GMP/MPFR version info.
6036 * builtins.c (CASE_MATHFN_REENT): New macro.
6037 (mathfn_built_in): Use it.
6038 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
6039 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
6040 BUILT_IN_LGAMMAL_R): New.
6041 * doc/extend.texi: Document new builtins.
6044 * builtins.c (do_mpfr_remquo): New.
6045 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
6046 (fold_builtin_3): Handle BUILT_IN_REMQUO.
6049 * builtins.c (fold_builtin_1): Handle y0, y1.
6050 (fold_builtin_2): Handle yn.
6053 * builtins.c (do_mpfr_bessel_n): New.
6054 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
6055 (fold_builtin_2): Handle BUILT_IN_JN.
6057 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
6060 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
6061 TYPE_PRECISION (intmax_type_node).
6063 2007-05-17 Steve Ellcey <sje@cup.hp.com>
6066 * reload.c (subst_reloads): Remove checking.
6068 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6070 PR rtl-optimization/31691
6071 * combine.c (simplify_set): Build a new src pattern instead of
6072 substituting its operands in the COMPARE case.
6074 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
6076 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
6077 (execute_vrp): Preserve loops through jump threading.
6078 * tree-ssa-threadupdate.c (thread_single_edge,
6079 dbds_continue_enumeration_p, determine_bb_domination_status,
6080 thread_through_loop_header): New functions.
6081 (create_edge_and_update_destination_phis,
6082 create_edge_and_update_destination_phis): Set loops for the new blocks.
6083 (prune_undesirable_thread_requests): Removed.
6084 (redirect_edges): Do not pretend that redirect_edge_and_branch can
6086 (thread_block): Do not call prune_undesirable_thread_requests.
6088 (mark_threaded_blocks): Select edges to thread here.
6089 (thread_through_all_blocks): Take may_peel_loop_headers argument.
6090 Thread edges through loop headers independently.
6091 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
6092 * tree-pass.h (TODO_mark_first_instance): New.
6093 (first_pass_instance): Declare.
6094 * cfghooks.c (duplicate_block): Put the block to the original loop
6095 if copy is not specified.
6096 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
6097 jump threading. Pass may_peel_loop_headers to
6098 thread_through_all_blocks according to first_pass_instance.
6099 * cfgloop.h (create_preheader): Declare.
6100 * tree-flow.h (thread_through_all_blocks): Declaration changed.
6101 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
6102 * passes.c (first_pass_instance): New variable.
6103 (next_pass_1): Set TODO_mark_first_instance.
6104 (execute_todo): Set first_pass_instance.
6106 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
6108 PR tree-optimization/24659
6109 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
6110 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
6111 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
6112 OTI_vec_pack_ufix_trunc.
6113 (vec_unpacks_float_hi_optab): Define new macro.
6114 (vec_unpacks_float_lo_optab): Ditto.
6115 (vec_unpacku_float_hi_optab): Ditto.
6116 (vec_unpacku_float_lo_optab): Ditto.
6117 (vec_pack_sfix_trunc_optab): Ditto.
6118 (vec_pack_ufix_trunc_optab): Ditto.
6119 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
6120 and vec_pack_[s|u]fix_trunc_optab using
6121 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
6122 * tree-vectorizer.c (supportable_widening_operation): Handle
6123 FLOAT_EXPR and CONVERT_EXPR. Update comment.
6124 (supportable_narrowing_operation): New function.
6125 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
6126 * tree-vect-transform.c (vectorizable_conversion): Handle
6127 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6128 (vect_gen_widened_results_half): Move before vectorizable_conversion.
6129 (vectorizable_type_demotion): Call supportable_narrowing_operation()
6130 to check for target support.
6131 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
6132 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
6133 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
6134 for VEC_PACK_FIX_TRUNC_EXPR.
6135 (expand_binop): Special case mode of the result for
6136 vec_pack_[u|s]fix_trunc_optab.
6137 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
6138 vec_pack_[u|s]fix_trunc_optab.
6140 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
6141 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6142 * tree-pretty-print.c (dump_generic_node): Handle
6143 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6144 VEC_PACK_FIX_TRUNC_EXPR.
6146 * expr.c (expand_expr_real_1): Ditto.
6147 * tree-inline.c (estimate_num_insns_1): Ditto.
6148 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6150 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6151 (vec_unpacks_float_lo_v8hi): Ditto.
6152 (vec_unpacku_float_hi_v8hi): Ditto.
6153 (vec_unpacku_float_lo_v8hi): Ditto.
6154 (vec_unpacks_float_hi_v4si): Ditto.
6155 (vec_unpacks_float_lo_v4si): Ditto.
6156 (vec_pack_sfix_trunc_v2df): Ditto.
6158 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6160 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6161 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6162 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6163 [vec_pack_ufix_trunc]: Ditto.
6164 [vec_unpacks_float_hi]: Ditto.
6165 [vec_unpacks_float_lo]: Ditto.
6166 [vec_unpacku_float_hi]: Ditto.
6167 [vec_unpacku_float_lo]: Ditto.
6169 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6171 * soft-fp/README: Update for new files.
6172 * soft-fp/floattisf.c: New file.
6173 * soft-fp/floattidf.c: New file.
6174 * soft-fp/floattitf.c: New file.
6175 * soft-fp/floatuntisf.c: New file.
6176 * soft-fp/floatuntidf.c: New file.
6177 * soft-fp/floatuntitf.c: New file.
6178 * soft-fp/fixsfti.c: New file.
6179 * soft-fp/fixdfti.c: New file.
6180 * soft-fp/fixtfti.c: New file.
6181 * soft-fp/fixunssfti.c: New file.
6182 * soft-fp/fixunsdfti.c: New file.
6183 * soft-fp/fixunstfti.c: New file.
6184 * soft-fp/extendxftf.c: New file.
6185 * soft-fp/trunctfxf.c: New file.
6187 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6188 (__trunctfxf2): Ditto.
6190 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6191 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6192 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6193 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6194 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6195 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6197 * config/i386/t-fprules-softfp64: New file.
6198 * config/i386/sfp-machine.h: New file.
6199 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6200 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6201 and soft-fp/t-softfp to tmake_file.
6202 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6203 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6205 * config/i386/t-linux64 (softfp_wrap_start): New.
6206 (softfp_wrap_end): New.
6207 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6208 supported for TARGET_64BIT.
6210 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6212 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6213 c_common_unsigned_type behavior.
6215 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6217 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6220 2007-05-16 Eric Christopher <echristo@apple.com>
6222 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6223 saving after stack push. Set sp_offset whenever we push.
6224 (rs6000_emit_epilogue): Move altivec register restore before
6227 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6229 * configure.ac: Allow sysroots to be relocated under $prefix as
6230 well as $exec_prefix.
6231 * configure: Regenerate.
6233 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6237 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6239 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6240 (gcc_tooldir): Likewise.
6241 * configure: Regenerate.
6242 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6243 old configure.ac gcc_tooldir setting.
6244 (prefix_to_exec_prefix): New variable.
6245 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6246 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6248 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6250 * c-typeck.c (build_binary_op): Return early for error.
6252 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6254 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6255 struct nb_iter_bound.
6256 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6257 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6258 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6259 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6260 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6261 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6262 (del_scev_info): Use ggc_free.
6263 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6264 * loop-init.c: Include ggc.h.
6265 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6266 (loop_optimizer_finalize): Use ggc_free.
6267 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6268 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6269 pass_iv_optimize): Add TODO_ggc_collect.
6270 * function.h (struct function): Remove skip marker from
6272 * cfgloop.c: Include ggc.h.
6273 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6275 (establish_preds): Vector superloops is gc allocated.
6276 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6278 (flow_loops_find): Vector larray is gc allocated.
6279 (loop_exit_free): Use ggc_free.
6280 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6281 that head of exits list is now not a part of struct loop.
6282 (record_loop_exits): Allocate exits table in gc memory.
6283 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6284 that head of exits list is now not a part of struct loop.
6285 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6286 struct loop_exit): Add GTY marker.
6287 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6288 Add skip marker to aux field. Make head of exits list a separate
6290 (struct loops): Add GTY marker. Make larray vector gc allocated.
6291 Add param marker to exits table.
6292 (get_loops): Type changed.
6293 * Makefile.in (tree-scalar-evolution.o): Add
6294 gt-tree-scalar-evolution.h dependency.
6295 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6296 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6297 * basic-block.h (struct basic_block_def): Remove skip marker from
6300 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6302 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6303 of 0 in the call to expand_expr().
6304 (expand_builtin_mathfn_3): Ditto.
6305 (expand_builtin_interclass_mathfn): Ditto.
6306 (expand_builtin_cexpi): Ditto.
6307 (expand_builtin_int_roundingfn): Ditto.
6308 (expand_builtin_int_roundingfn_2): Ditto.
6309 (expand_builtin_pow): Ditto.
6310 (expand_builtin_powi): Ditto.
6311 (expand_builtin_bswap): Ditto.
6312 (expand_builtin_unop): Ditto.
6313 (expand_builtin_fabs): Ditto.
6314 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6315 the call to expand_expr().
6316 (expand_builtin_sync_operation): Ditto.
6317 (expand_builtin_compare_and_swap): Ditto.
6318 (expand_builtin_lock_test_and_set): Ditto.
6319 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6320 instead of 0 in the call to expand_expr().
6321 (expand_builtin_extract_return_addr): Ditto.
6322 (expand_builtin_eh_return): Ditto.
6323 (expand_eh_return): Ditto.
6324 * explow.c (expr_size): Ditto.
6325 * expr.c (optimize_bitfield_assignment_op): Ditto.
6326 (expand_assignement): Ditto.
6327 (store_expr): Ditto.
6328 (store_field): Ditto.
6329 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6330 the call to expand_expr().
6331 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6332 in the call to expand_expr().
6333 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6334 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6335 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6337 * optabs.c (expand_vec_shift_expr): Ditto.
6338 (expand_vec_cond_expr): Ditto.
6339 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6340 call to expand_expr().
6341 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6342 in the call to expand_expr().
6344 2007-05-14 Dave Korn <dave.korn@artimi.com>
6346 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6348 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6350 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6351 instead of c_common_unsigned_type.
6352 (c_common_unsigned_type): Remove.
6353 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6354 c_common_unsigned_type.
6355 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6356 c_common_unsigned_type.
6357 * c-common.h (c_common_unsigned_type): Remove.
6358 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6359 c_common_unsigned_type.
6360 * c-format.c (check_format_types): Use unsigned_type_for instead of
6361 c_common_unsigned_type.
6362 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6363 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6364 of c_common_unsigned_type.
6365 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6366 lang_hooks.types.unsigned_type.
6367 * expmed.c (make_tree): Use unsigned_type_for instead of
6368 lang_hooks.types.unsigned_type.
6369 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6370 lang_hooks.types.unsigned_type.
6371 (build_range_check): Likewise.
6372 (fold_unary): Likewise.
6373 (fold_binary): Likewise.
6374 (fold_ternary): Likewise.
6375 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6376 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6377 * tree.c (get_unsigned_type): New.
6378 (unsigned_type_for): Use get_unsigned_type instead of
6379 lang_hooks.types.unsigned_type.
6381 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6383 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6384 to m68k_get_function_kind. Update its prototype.
6385 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6387 (m68k_interrupt_function_p): Return enum m68k_function_type
6388 instead of bool. Rename to m68k_get_function_kind.
6389 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6391 (m68k_compute_frame_layout): Don't mark any register for save
6392 if an interrupt_thread attribute is specified.
6393 (m68k_hard_regno_rename_ok): Update a use of
6394 m68k_interrupt_function_p.
6395 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6396 m68k_interrupt_function_p.
6397 (m68k_function_type): New.
6398 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6399 for a function with an interrupt_thread attribute.
6400 * doc/extend.texi: Document the interrupt_thread attribute.
6402 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6404 Fix PR tree-optimization/31911
6405 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6406 if they didn't change the expression.
6408 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6410 * tree-scalar-evolution.c (resolve_mixers): Exported.
6411 * tree-scalar-evolution.h (resolve_mixers): Declare.
6412 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6413 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6414 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6415 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6416 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6417 strip_conversion, analyze_offset_expr, address_analysis,
6418 object_analysis, analyze_offset): Removed.
6419 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6420 split_constant_offset, canonicalize_base_object_address,
6421 object_address_invariant_in_loop_p, disjoint_objects_p,
6422 dr_may_alias_p, dr_address_invariant_p): New functions.
6423 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6424 and dr_analyze_alias.
6425 (initialize_data_dependence_relation): Use dr_may_alias_p
6426 and object_address_invariant_in_loop_p.
6427 (compute_self_dependence): Handle the case when
6428 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6429 (find_data_references_in_stmt): Restrict the analysis of data
6430 references to the given loop nest.
6431 (find_data_references_in_loop): Made static. Pass loop nest to
6432 find_data_references_in_stmt.
6433 (compute_data_dependences_for_loop): Use DR_VOPS.
6434 (free_data_ref): Free DR_VOPS.
6435 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6436 (struct innermost_loop_behavior): ... new.
6437 (struct base_object_info): Replaced by ...
6438 (struct indices): ... new.
6439 (struct dr_alias): New.
6440 (enum data_ref_type): Removed.
6441 (struct data_reference): Consist of struct innermost_loop_behavior,
6442 struct indices and struct dr_alias.
6443 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6444 (DR_MEMTAG): Renamed to ...
6445 (DR_SYMBOL_TAG): ... this.
6446 (find_data_references_in_loop): Declaration removed.
6447 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6448 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6449 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6450 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6452 2007-05-13 Revital Eres <eres@il.ibm.com>
6454 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6455 which walks virtual def-use chains to find redundant stores.
6456 (dse_optimize_stmt): Call it.
6458 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6460 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6461 * passes.c (init_optimization_passes): Move pass_jump_bypass
6464 * basic-block.h (bb_has_eh_pred): Fix style issue.
6466 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6468 PR rtl-optimization/31848
6469 * loop-invariant.c (move_invariant_reg): If we move an insn
6470 with a REG_EQUAL note, and that insn is not always executed,
6471 remove the REG_EQUAL note.
6473 2007-05-12 Richard Guenther <rguenther@suse.de>
6475 PR tree-optimization/31797
6476 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6477 propagate into a stmt that has volatile ops.
6479 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6481 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6482 (gcc_tooldir): Likewise.
6483 * configure: Regenerate.
6484 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6485 old configure.ac gcc_tooldir setting.
6486 (prefix_to_exec_prefix): New variable.
6487 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6488 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6490 2007-05-11 Silvius Rus <rus@google.com>
6492 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6493 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6494 * c-common.h (strict_aliasing_warning): Change return type.
6495 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6496 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6497 (build_c_cast): Condition call to strict_aliasing_warning.
6498 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6499 * flags.h (set_Wstrict_aliasing): Declare.
6500 * opts.c (set_Wstrict_alising): Define, add call to.
6501 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6502 * tree-ssa-alias-warnings.c: New file.
6503 * tree-ssa-alias.c (compute_may_aliases): Add call to
6504 strict_aliasing_warning_backend.
6506 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6508 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6509 Use loop_depth and loop_outer accessor functions.
6510 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6511 determine_invariantness_stmt, move_computations_stmt): Ditto.
6512 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6513 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6514 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6515 * tree-scalar-evolution.c (interpret_loop_phi,
6516 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6517 instantiate_parameters_1, scev_const_prop): Ditto.
6518 * cfghooks.c (make_forwarder_block): Ditto.
6519 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6520 * modulo-sched.c (loop_canon_p): Ditto.
6521 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6522 slpeel_can_duplicate_loop_p): Ditto.
6523 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6524 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6525 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6526 cancel_loop, verify_loop_structure): Ditto.
6527 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6528 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6529 superloops vector instead of "pred" array.
6530 (establish_preds): Take father loop as an argument. Initialize the
6532 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6533 Do not initialize loop->outer.
6534 (flow_loop_tree_node_remove): Truncate the superloops vector.
6535 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6536 "pred" merged to "superloops" vector.
6537 (loop_depth, loop_outer): New.
6538 (fel_init): Use loop_outer.
6540 2007-05-11 Jan Hubicka <jh@suse.cz>
6542 * cgraphunit.c: Include gt-cgraphunit.h
6543 (static_ctors, static_dtors): New static vars.
6544 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6545 based on implementation in c-common.c
6546 (cgraph_finalize_function): Call record_cdtor_fn.
6547 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6548 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6549 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6550 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6551 build_cdtor, c_build_cdtor_fns): Remove.
6552 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6553 c_build_cdtor_fns): Remove prototype.
6555 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6558 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6559 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6560 * builtins.c (fold_builtin_memchr): New.
6561 (expand_builtin_memchr): Call the latter.
6562 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6563 * doc/extend.texi ([Other built-in functions provided by GCC]):
6566 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6568 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6569 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6570 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6571 PFPO_OP1_TYPE_SHIFT): Constants added.
6572 (DFP_ALL): Mode macro defined.
6573 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6574 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6575 Insn definitions added.
6576 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6577 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6580 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6582 PR tree-optimization/31885
6583 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6584 NULL_TREE to be undetermined.
6585 (automatically_generated_chrec_p): Return false for NULL.
6587 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6589 * config/bfin/bfin.h (MOVE_RATIO): Define.
6591 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6593 * config.gcc (sparc-wrs-vxworks): New target.
6594 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6595 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6596 * config/sparc/sparc.h: Include vxworks-dummy.h.
6597 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6598 include LABEL_REFs too.
6599 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6600 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6602 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6604 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6605 (sparc_emit_call_insn): New function.
6606 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6607 functions when generating VxWorks PIC.
6608 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6609 (call, call_value): Use sparc_emit_call_insn instead of
6612 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6614 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6616 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6618 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6619 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6620 split_double instead of operand_subword.
6622 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6624 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6625 * config/bfin/bfin.c (bfin_local_alignment): New function.
6626 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6628 2007-05-08 Chao-ying Fu <fu@mips.com>
6630 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6631 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6632 (smsub_widen_optab, umsub_widen_optab): Define.
6633 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6635 * genopinit.c (optabs): Fill in smsub_widen_optab and
6637 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6638 and umsub_widen_optab to implement multiply-subtract sequences.
6639 * config/mips/mips.md (*msac<u>_di): Rename to...
6640 (<u>msubsidi4): ...this. Extend condition to include
6641 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6642 of operand 0 to "ka" and use the three-operand form of msub<u>
6644 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6647 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6649 PR rtl-optimization/28011
6650 * reload.c (push_reload): Set dont_share if IN appears in OUT
6651 also when IN is a PLUS rtx.
6652 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6655 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6657 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6658 call unshare_all_decls.
6659 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6660 (unshare_all_decls): Remove.
6662 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6665 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6668 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6669 Nigel Stephens <nigel@mips.com>
6671 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6672 Update comments and all uses.
6673 (MIN_FPRS_PER_FMT): Define.
6674 * config/mips/mips.c (function_arg): Fix to correctly handle
6675 the -mips32r2 -mfp64 -mabi=32 case.
6676 (override_options): Enable use of odd-numbered registers for
6677 SFmode values on MIPS32.
6678 (mips_save_reg_p): Save whole floating-point register pair if
6679 either half is used.
6680 (compute_frame_size): Fix comment.
6682 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6684 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6685 argument of type bool.
6686 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6687 argument. Safely select temporary P register according to it.
6688 (do_link): Change call site of add_to_reg accordingly.
6689 (do_unlink): Add epilogue_p as a fourth argument and pass it
6691 (expand_interrupt_handler_epilogue): Change call of do_unlink
6693 (bfin_expand_prologue): Add a third argument sibcall_p.
6694 * config/bfin/bfin.md (epilogue): Change call of
6695 bfin_expand_epilogue accordingly.
6696 (sibcall_epilogue): Likewise.
6697 (eh_return_internal): Likewise.
6699 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6700 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6701 * config/bfin/bfin.c (bfin_handle_option): Handle
6702 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6703 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6704 Support bf534, bf536 and bf561.
6705 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6707 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6710 * config/i386/i386.c (ix86_function_regparm): Process local
6711 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6713 2007-05-07 Mike Stump <mrs@apple.com>
6715 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6716 also checks for and while statements in C++.
6718 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6720 * gcc.c (at_file_supplied): New variable.
6721 (main): Set it if we expanded argv.
6722 (do_spec_1): Pass an @-file to the linker if we were called with
6723 an @-file argument and HAVE_GNU_LD.
6724 * collect2.c (at_file_supplied): New variable.
6725 (response_file): New variable.
6726 (collect_exit): Unlink response_file if necessary.
6727 (handler): Likewise.
6728 (do_wait): Likewise.
6729 (main): Set at_file_supplied if we expanded argv.
6730 (collect_execute): Pass an @-file to subprocesses if we were called
6731 with an @-file argument.
6732 * configure.ac: Add define for HAVE_GNU_LD.
6733 * configure: Regenerate.
6734 * config.in: Regenerate.
6736 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6738 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6744 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6746 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6747 (TARGET_ENCODE_SECTION_INFO): Re-define.
6748 (m32c_encode_section_info): New
6749 (function_vector_handler): New
6750 (current_function_special_page_vector): New
6751 (m32c_special_page_vector_p): New.
6752 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6754 * config/m32c/jump.md: Added instruction JSRS for functions
6755 with attribute "function_vector".
6756 * doc/extend.texi (function_vector): Added description
6757 for M16C, M32C targets.
6759 2007-05-07 DJ Delorie <dj@redhat.com>
6762 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6763 ashrpsi3, lshrpsi3): Update shift count constraint.
6765 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6766 Nathan Froyd <froydnj@codesourcery.com>
6769 * c-incpath.c (add_path): Strip trailing path separators.
6771 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6773 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6774 Free dominance info before purging EH edges.
6775 (eliminate_degenerate_phis): Likewise.
6776 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6778 2007-05-07 Jan Hubicka <jh@suse.cz>
6780 * gimplify.c (gimplify_expr): Do not crash when folding
6781 (void *)(int)&a + 4.
6783 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6786 * c-opts.c (lang_fortran): Make it non static.
6787 * c-common.h (lang_fortran): New prototype.
6788 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6789 -lang-fortran option was passed by the driver.
6791 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6793 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6794 of ASSERT_CHECKING. Tweak message.
6796 2007-05-06 Revital Eres <eres@il.ibm.com>
6799 * loop-unroll.c (insert_var_expansion_initialization):
6800 Initialize the expansions with -zero instead of +zero.
6802 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6804 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6805 into pic and non-pic versions. Mark r19 as used for
6806 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6807 for tgd_load, tld_load and tie_load .
6808 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6809 version of tgd_load, tld_load and tie_load depending on the
6812 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6813 Jakub Jelinek <jakub@redhat.com>
6815 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6816 (__do_global_dtors_aux): Use more paranoid loop to run
6817 destructors if HIDDEN_DTOR_LIST_END.
6818 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6820 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6822 * varasm.c (align_variable): Don't increase alignment for
6823 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6824 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6826 2007-05-04 Josh Conner <jconner@apple.com>
6828 * basic-block.h (cdi_direction): Assign values to all enumeration
6830 (dom_computed): Remove.
6831 (dom_info_state): New.
6832 (set_dom_info_availability): New.
6833 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6834 walk_data.dom_direction.
6835 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6836 instead of dom_computed[].
6837 (split_edge): Likewise.
6838 (create_basic_block): Likewise.
6839 (merge_blocks): Likewise.
6840 * ifcvt.c (find_if_header): Likewise.
6841 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6842 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6843 * tree-ssa.c (verify_ssa): Likewise.
6844 * tree-cfg.c (tree_verify_flow_info): Likewise.
6845 (remove_edge_and_dominated_blocks): Likewise.
6846 * dominance.c (dom_computed): Make static.
6847 (calc_dfs_tree_nonrec): Change third param to a bool.
6848 (calc_dfs_tree): Change second param to a bool.
6849 (calc_idioms): Change second param to a bool. Use
6850 dom_convert_dir_to_idx.
6851 (init_dom_info): Validate dir before using.
6852 (dom_convert_dir_to_idx): New.
6853 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6854 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6855 (free_dominance_info): Use dom_convert_dir_to_idx.
6856 (get_immediate_dominator): Likewise.
6857 (set_immediate_dominator): Likewise.
6858 (get_dominated_by): Likewise.
6859 (redirect_immediate_dominators): Likewise.
6860 (nearest_common_denominator): Likewise.
6861 (dominated_by_p): Likewise.
6862 (bb_dom_dfs_in): Likewise.
6863 (bb_dom_dfs_out): Likewise.
6864 (recount_dominator): Likewise.
6865 (iterate_fix_dominators): Likewise.
6866 (add_to_dominance_info): Likewise.
6867 (delete_from_dominance_info): Likewise.
6868 (first_dom_son): Likewise.
6869 (next_dom_son): Likewise.
6870 (dom_info_available_p): Likewise.
6871 (dom_info_state): New.
6872 (set_dom_info_availability): New.
6874 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6876 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6878 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6880 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6882 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6883 (subdi3, subdi_carry): Delete.
6885 2007-05-04 Jan Hubicka <jh@suse.cz>
6886 Richard Guenther <rguenther@suse.de>
6888 * opts.c (decode_options): Do not fiddle with inlining
6889 parameters in case of optimizing for size.
6890 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6891 for size do nothing.
6892 (cgraph_decide_inlining_of_small_function): When optimizing for
6893 size never inline functions increasing caller size.
6894 (cgraph_early_inlining): Inline for size when optimizing for size.
6896 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6898 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6899 logical operations piecewise.
6900 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6901 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6902 subdi_sesidi_di): Delete.
6903 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6904 the generated sequence. Allow three-reg add in constraints. Rewrite
6905 the rtl expression for carry to avoid zero_extend of a constant.
6906 (sub_with_carry): New pattern.
6907 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6908 different sequence not involving jumps.
6909 (notbi): Now a named pattern.
6911 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6913 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6914 Add the note about a significant loss of accuracy of some
6915 mathematical routines when these options are used.
6917 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6919 * haifa-sched.c (rtx_vec_t): New typedef.
6920 (contributes_to_priority_p): Extract piece of priority () into new
6922 (priority): Use the function. Add assertion.
6923 (rank_for_schedule, set_priorities): Add assertion to check that
6924 insn's priority is initialized.
6925 (clear_priorities, calc_priorities): Change signature. Make it update
6926 all relevant insns. Update all callers ('add_to_speculative_block ()'
6927 and 'create_block_check_twin ()').
6928 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6929 Add new field 'priority_status'.
6930 (INSN_PRIORITY_STATUS): New macro.
6931 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6933 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6935 * sched-ebb.c (debug_ebb_dependencies): New static function.
6936 (init_ready_list): Use it.
6938 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6939 with changed signature and 'debug_rgn_dependencies ()'.
6940 (debug_rgn_dependencies): New static function.
6941 (init_ready_list): Use it.
6943 * sched-int.h (debug_dependencies): Declare.
6945 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6947 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6949 2007-05-04 Dirk Mueller <dmueller@suse.de>
6951 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6953 2007-05-03 Jan Hubicka <jh@suse.cz>
6955 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6956 ((T1)X op (T1)Y), for pointer type in more cases than before.
6958 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6960 * tree-object-size.c (plus_expr_object_size): When operand size is
6961 unknown, return unknown.
6963 2007-05-03 Dirk Mueller <dmueller@suse.de>
6965 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6967 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6970 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6972 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6974 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6976 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6978 * config/soft-fp/double.h, config/soft-fp/extended.h,
6979 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6980 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6981 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6982 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6985 2007-05-03 Ian Lance Taylor <iant@google.com>
6987 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6988 MASK_PPC_GFXOPT for 8540 or 8548.
6990 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6992 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6993 vect_print_dump_info() to output debug information.
6995 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6998 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6999 operands of size 2 when operand is not MEM_P.
7001 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7003 PR tree-optimization/30565
7004 * lambda-code.c (perfect_nestify): Fix updating of dominators.
7006 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
7008 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
7009 (umulsi3_highpart): Use them.
7010 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
7011 for final accumulator to D regisster tranfser.
7013 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
7015 PR tree-optimization/31699
7016 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
7018 (vect_enhance_data_refs_alignment): Compute peel amount using
7019 TYPE_VECTOR_SUBPARTS instead of vf.
7020 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
7022 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
7025 * system.h: Remove inclusion of double-int.h
7026 * tree.h: Include double-int.h
7027 * gengtype.c: Likewise
7028 * cfgloop.h: Likewise
7029 * Makefile.in: Adjust dependencies on double-int.h
7031 2007-05-02 Eric Christopher <echristo@apple.com>
7033 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
7034 -shared to -Zdynamiclib.
7036 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
7039 * c-common.c (strip_pointer_or_array_types): New function.
7040 * c-common.h (strip_pointer_or_array_types): New function declaration.
7042 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
7044 PR tree-optimization/31771
7045 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
7047 2007-05-02 Paul Brook <paul@codesourcery.com>
7049 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
7051 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
7054 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
7057 2007-05-02 Nick Clifton <nickc@redhat.com>
7059 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
7061 2007-05-02 Richard Guenther <rguenther@suse.de>
7063 PR tree-optimization/31146
7064 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
7065 argument, single_use_p. If we have a single use that is
7066 a conversion to the definition rhs type, propagate that rhs.
7067 (forward_propagate_addr_expr): Pass single_use_p argument
7068 to forward_propagate_addr_expr_1.
7070 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
7072 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
7075 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7077 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
7078 'AMD Family 10 core'.
7080 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7082 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
7083 and athlon64-sse3 as improved versions of k8, opteron and athlon64
7084 with SSE3 instruction set support.
7085 * doc/invoke.texi: Likewise.
7087 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7089 * config/i386/i386.c (override_options): Tuning 32-byte loop
7090 alignment for amdfam10 architecture. Increasing the max loop
7091 alignment to 24 bytes.
7093 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
7095 * config/m68k/constraints.md: New.
7096 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
7097 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
7098 EXTRA_CONSTRAINT): Remove.
7099 * config/m68k/m68k.md: Include constraints.md.
7100 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
7102 2007-05-01 Ian Lance Taylor <iant@google.com>
7104 PR tree-optimization/31739
7105 * tree-vrp.c (vrp_val_is_max): New static function.
7106 (vrp_val_is_min): New static function.
7107 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
7109 (set_value_range): Use vrp_val_is_{max,min}.
7110 (extract_range_from_assert): Likewise.
7111 (extract_range_from_binary_expr): Likewise.
7112 (extract_range_from_unary_expr): Likewise.
7113 (dump_value_range, vrp_meet): Likewise.
7114 (vrp_visit_phi_node): Likewise.
7115 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
7117 2007-05-01 Mark Mitchell <mark@codesourcery.com>
7119 * config/i386/gmon-sol2.c (size_t): New type.
7120 (intptr_t): Likewise.
7121 (s_textsize): Declare as size_t.
7123 (monstartup): Use size_t for sizes.
7124 (_mcount): Save and restore registers.
7125 (internal_mcount): Pass 0 as the first argument to monstartup
7127 (moncontrol): Convert pointer to appropriately sized integer
7128 before passing to profil.
7130 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7132 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
7133 __NO_FPRS__, not just if _SOFT_DOUBLE.
7134 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
7135 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
7136 also for E500 double.
7137 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
7138 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
7141 2007-05-01 Richard Guenther <rguenther@suse.de>
7143 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7146 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7148 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7150 2007-05-01 Jan Hubicka <jh@suse.cz>
7152 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7155 2007-05-01 Jan Hubicka <jh@suse.cz>
7157 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7158 (maybe_fold_offset_to_reference): Declare.
7159 * fold-const.c (fold_unary): Do not fold
7160 (type *)&A into &A->field_of_type_and_offset_0
7161 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7162 size is unknown, give up.
7163 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7165 (maybe_fold_offset_to_reference): New.
7166 (maybe_fold_stmt_indirect): Use it.
7167 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7168 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7170 (gimplify_expr): Likewise for plus_expr.
7172 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7174 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7175 bsi_after_labels. Always insert statements before bsi.
7176 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7177 * predict.c (apply_return_prediction): Check for empty blocks.
7178 * cfgexpand.c (lab_rtx_for_bb): New variable.
7179 (label_rtx_for_bb): Do not create new tree labels.
7180 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7181 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7182 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7184 (label_for_bb): Add field used.
7185 (update_eh_label, main_block_label): Mark the label used.
7186 (cleanup_dead_labels): Remove unused labels.
7188 2007-05-01 Richard Guenther <rguenther@suse.de>
7190 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7191 if it is not about to be set.
7192 (get_value_range): Do not pre-allocate equiv bitmap.
7193 (update_value_range): No need to clear equiv field.
7194 (add_equivalence): Change prototype to get bitmap pointer.
7195 Allocate bitmap here if it is not already.
7196 (extract_range_from_assert): Do not allocate bitmap here.
7197 Update callers to add_equivalence.
7198 (extract_range_from_ssa_name): Likewise.
7199 (get_vr_for_comparison): New static helper.
7200 (compare_name_with_value): Handle NULL equiv bitmap by
7201 peeling the first iteration of the comparison loop.
7202 Use get_vr_for_comparison.
7203 (compare_names): Handle NULL equiv bitmaps by using fake
7204 ones. Use get_vr_for_comparison.
7206 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7208 * double-int.c (mpz_set_double_int): Moved from
7209 tree-ssa-loop-niter.c.
7210 (mpz_get_double_int): Likewise; also, add option to wrap
7211 out-of-range integers.
7212 * double-int.h: New prototypes for above.
7213 * tree.c (get_static_type_bounds): Moved from
7214 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7215 TYPE_MAX_VALUE if they exist..
7216 * tree.h: New prototype for above.
7217 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7218 get_type_bounds calls.
7219 (mpz_set_double_int): Move to double-int.c.
7220 (get_type_bounds): Move to tree.c, rename to
7221 get_static_type_bounds.
7222 (mpz_to_double_int): Move to double-int.c, rename to
7225 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7227 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7228 DIV0 exception can fall through to a normal return.
7230 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7234 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7235 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7236 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7237 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7238 initialize align to silence bogus warning.
7239 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7240 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7242 (struct sra_walk_fns): Remove use_all parameter from use.
7243 (sra_hash_tree): Handle BIT_FIELD_REFs.
7244 (sra_elt_hash): Don't hash bitfld blocks.
7245 (sra_elt_eq): Skip them in parent compares as well. Handle
7247 (sra_walk_expr): Don't maintain or pass down use_all_p.
7248 (scan_use): Remove use_all parameter.
7249 (scalarize_use): Likewise. Re-expand assignment to
7250 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7251 output, and re-scalarize after output. Don't mark anything
7253 (scalarize_ldst): Adjust.
7254 (scalarize_walk_gimple_modify_statement): Likewise.
7255 (build_element_name_1): Handle BIT_FIELD_REFs.
7256 (instantiate_element): Don't warn for any element whose parent
7258 (instantiate_missing_elements_1): Return the sra_elt.
7259 (canon_type_for_field): New.
7260 (try_instantiate_multiple_fields): New.
7261 (instantiate_missing_elemnts): Use them.
7262 (mark_no_warning): Removed.
7263 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7264 (REPLDUP, sra_build_elt_assignment): New.
7265 (generate_copy_inout): Use them.
7266 (generate_element_copy): Likewise. Handle bitfld differences.
7267 (generate_element_zero): Don't recurse for blocks. Use
7268 sra_build_elt_assignment.
7269 (generate_one_element_int): Take elt instead of var. Use
7270 sra_build_elt_assignment.
7271 (generate_element_init_1): Adjust.
7272 (scalarize_use, scalarize_copy): Use REPLDUP.
7273 (scalarize_ldst): Move assert before dereference.
7274 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7276 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7279 * tree.c (reconstruct_complex_type): Reconstruct a reference
7281 Also use the same mode for the pointer as the old pointer type.
7283 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7285 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7288 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7290 PR rtl-optimization/31676
7291 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7292 (df_refs_record): Call it.
7294 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7296 * rtl.def (SS_ABS): New code.
7297 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7298 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7299 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7300 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7301 (bfin_init_builtins): Define them.
7302 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7303 (bfin_expand_builtin): ... and handle the others here.
7304 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7305 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7306 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7307 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7308 operand is only HImode.
7310 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7312 * regclass.c (scan_one_insn): Remove splitting of
7315 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7316 Nigel Stephens <nigel@mips.com>
7318 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7320 2007-04-28 Jan Hubicka <jh@suse.cz>
7322 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7323 insn_locators_alloc instead of insn_locators_initialize;
7324 call reset_block_changes.
7325 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7326 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7327 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7328 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7329 * config/score/score.c (th_output_mi_thunk): Likewise.
7330 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7331 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7332 tolerate uninitialized locator info.
7335 * function.c (init_function_start): Don't init line number info.
7336 (expand_function_end): Update.
7337 (reset_block_changes, record_block_change, finalize_block_changes,
7338 check_block_change, free_block_changes): Kill.
7339 * function.h (reset_block_changes, record_block_change,
7340 finalize_block_changes, check_block_change, free_block_changes):
7342 (struct function): Remove ib_boundaries_block.
7343 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7344 Use curr_insn_locator to initialize locator.
7345 (emit_line_note): Remove.
7346 * cfgexpand.c (expand_gimple_cond_expr): Update.
7347 (construct_exit_block): Likewise.
7348 (tree_expand_cfg): Initialize/finalize locators.
7349 * expr.c (expand_expr_real): Update.
7350 * cfglayout.c (line_locators_locs, line_locators_lines,
7351 file_locators_locs, file_locators_files): Remove.
7352 (set_block_levels): Move to cfgexpand.c.
7353 (insn_locators_initialize): Remove.
7354 (pass_insn_locators_initialize): Remove.
7355 (locations_locators_locs, locations_locators_vals): New static vars.
7356 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7358 (insn_locators_alloc, insn_locators_finalize,
7359 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7361 (locator_location): New.
7362 (locator_line, locator_file): Rewrite.
7363 * rtl.h (emit_line_note): Kill.
7364 (insn_locators_alloc, insn_locators_finalize,
7365 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7367 * tree-inline.c (initialize_cfun): Do not initialize
7368 ib_boundaries_block.
7369 * passes.c (pass_insn_locators_initialize): Remove.
7371 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7373 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7374 info. Update last_basic_block correctly.
7376 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7379 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7380 register itself to hold the offset constant. Tell flow the use
7381 of r4 and r5 when they are used.
7383 2007-04-27 Richard Guenther <rguenther@suse.de>
7385 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7386 if we simplified anything.
7387 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7388 warnings until we did a simplification and the stmt was not
7389 marked as TREE_NO_WARNING.
7391 2007-04-27 Mike Stump <mrs@apple.com>
7393 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7395 2007-04-27 Ian Lance Taylor <iant@google.com>
7398 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7399 TYPE_MAX_VALUE exist, convert them to the new type.
7401 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7403 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7404 if it claims to be available.
7405 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7407 (perform_tree_ssa_dce): Always free postdominators.
7409 2007-04-27 Richard Henderson <rth@redhat.com>
7411 * config/alpha/predicates.md (aligned_memory_operand): Mark
7412 as define_special_predicate.
7413 (unaligned_memory_operand, normal_memory_operand): Likewise.
7414 (reg_or_unaligned_mem_operand): Remove.
7415 (any_memory_operand): Match the documentation and check for
7416 non-renumbered pseudos during reload.
7417 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7418 alpha_secondary_reload_class, update to new interface, make static.
7419 Handle CQImode like HImode. Remove FP subreg check.
7420 (alpha_expand_mov): Use replace_equiv_address.
7421 (alpha_expand_mov_nobwx): Use any_memory_operand.
7422 (TARGET_SECONDARY_RELOAD): New.
7423 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7424 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7425 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7426 * config/alpha/alpha.md: ... here.
7427 (RELOAD12, reloadmode): New.
7429 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7430 Don't handle the aligned case here.
7431 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7432 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7433 reload_inhi_help. Don't expect a scratch register.
7434 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7436 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7438 2007-04-27 Richard Guenther <rguenther@suse.de>
7440 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7442 2007-04-27 Richard Guenther <rguenther@suse.de>
7444 PR tree-optimization/30965
7445 PR tree-optimization/30978
7446 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7447 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7448 (find_equivalent_equality_comparison): Likewise.
7449 (simplify_cond): Likewise.
7450 (get_prop_source_stmt): New helper.
7451 (get_prop_dest_stmt): Likewise.
7452 (can_propagate_from): Likewise.
7453 (remove_prop_source_from_use): Likewise.
7454 (combine_cond_expr_cond): Likewise.
7455 (forward_propagate_comparison): New function.
7456 (forward_propagate_into_cond): Rewrite to use fold for
7458 (tree_ssa_forward_propagate_single_use_vars): Call
7459 forward_propagate_comparison to propagate comparisons.
7461 2007-04-27 Richard Guenther <rguenther@suse.de>
7463 PR tree-optimization/31715
7464 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7465 sure to do computation on the offset in an appropriate
7468 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7470 * reload.h (elimination_target_reg_p): Declare.
7471 * reload.c (find_reloads): Don't apply the reg_rtx move
7472 optimization if the SET_DEST satisfies elimination_target_reg_p.
7473 * reload1.c (elimination_target_reg_p): New function.
7474 (gen_reload): In the move/add2 fallback, make sure that op0
7475 does not overlap the destination register.
7477 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7479 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7480 transform only GIMPLE_MODIFY_STMTs.
7481 * tree-complex.c (expand_complex_operations_1): Ditto.
7482 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7483 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7484 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7486 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7487 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7488 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7489 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7490 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7491 slpeel_add_loop_guard): Ditto.
7492 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7493 * lambda-code.c (perfect_nestify): Ditto.
7494 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7495 before the first statement.
7496 * tree-optimize.c (execute_free_datastructures): Fix comments.
7497 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7498 * tree-flow.h (disband_implicit_edges): Declaration removed.
7499 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7501 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7502 COND_EXPRs without gotos.
7503 (disband_implicit_edges, has_label_p): Removed.
7504 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7505 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7507 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7509 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7510 also for COND_EXPRs.
7511 * cfgexpand.c (label_rtx_for_bb): New function.
7512 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7513 Use label_rtx_for_bb to find the labels.
7514 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7515 last block. Detect fallthru edges.
7517 2007-04-26 Ian Lance Taylor <iant@google.com>
7520 * reload.c (find_reloads_subreg_address): If the address was valid
7521 in the original mode but not in the new mode, reload the whole
7524 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7526 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7527 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7528 (cleanup_control_expr_graph): Do not invalidate dominance info.
7529 Record altered blocks.
7530 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7531 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7532 cleanup_tree_cfg_bb): New functions.
7533 (remove_forwarder_block): Do not maintain the worklist of blocks.
7534 Record altered blocks.
7535 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7537 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7538 delete_unreachable_blocks if dominators are not available.
7539 * tree-inline.c (optimize_inline_calls): Free dominance information
7541 * tree-flow.h (remove_edge_and_dominated_blocks,
7542 cfgcleanup_altered_bbs): Altered.
7543 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7545 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7547 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7548 do not invalidate dominators.
7550 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7552 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7553 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7554 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7555 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7557 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7559 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7561 2007-04-26 Richard Guenther <rguenther@suse.de>
7563 PR tree-optimization/31703
7564 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7565 the right type for the target of the bittest.
7567 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7569 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7570 ix86_sol10_return_in_memory.
7572 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7574 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7577 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7580 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7582 PR tree-optimization/30558
7583 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7584 clear this_state.prev_try.
7586 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7587 Mark Mitchell <mark@codesourcery.com>
7589 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7590 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7591 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7593 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7596 * doc/invoke.texi (%:print-asm-header): Document.
7597 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7599 (static_spec_functions): Add print-asm-header.
7600 (main): Print a banner before the --target-help linker options.
7601 (print_asm_header_spec_function): New function.
7603 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7606 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7607 (movsf_ie): Likewise.
7609 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7611 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7613 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7615 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7616 exception for divide-by-zero.
7617 (__umodsi3, __modsi3): Likewise.
7619 2007-04-25 Dirk Mueller <dmueller@suse.de>
7621 * c-typeck.c (build_compound_expr): Annotate warning()
7622 call with OPT_Wunused_value.
7623 * tree-ssa.c (warn_uninit): Annotate warning with
7625 * c-common.c (handle_sentinel_attribute): Annotate warning
7626 call with OPT_Wattributes.
7628 2007-04-25 Thiemo Seufer <ths@mips.com>
7630 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7632 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7633 on to the assembler. Improve handling of -mno-mips16. Add handling
7634 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7635 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7636 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7637 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7639 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7642 * config/i386/winnt.c (i386_pe_file_end): Strip only
7643 USER_LABEL_PREFIX when writing export name.
7645 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7647 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7648 sh/elf.h, vx-common.h and vxworks.h.
7649 * config/sh/sh.h: Include config/vxworks-dummy.h.
7650 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7651 (OVERRIDE_OPTIONS): Use it.
7652 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7653 (vxworks_picreg): New pattern.
7654 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7655 VXWORKS_OS_CPP_BUILTINS.
7656 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7657 to their VXWORKS_* equivalents.
7658 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7659 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7660 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7661 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7662 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7663 -mrtp/-fPIC multilibs.
7664 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7665 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7666 (MULTILIB_OSDIRNAMES): Delete.
7668 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7671 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7673 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7675 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7676 rounding mode to be specified by the caller.
7677 (real_to_mpfr) Likewise.
7678 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7679 include new arguments.
7680 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7682 2007-04-24 Ian Lance Taylor <iant@google.com>
7684 PR tree-optimization/31605
7685 * tree-vrp.c (set_value_range): Check that min and max are not
7686 both overflow infinities.
7687 (set_value_range_to_value): New static function.
7688 (extract_range_from_binary_expr): Call set_value_range_to_value.
7689 (extract_range_from_cond_expr): Likewise.
7690 (extract_range_from_expr): Likewise.
7691 (extract_range_from_unary_expr): Likewise. Don't create a range
7692 which overflows on both sides.
7693 (vrp_meet): Check for a useless range.
7694 (vrp_visit_phi_node): If we see a constant which looks like an
7695 overflow infinity, turn off the TREE_OVERFLOW flag.
7697 2007-04-24 Ian Lance Taylor <iant@google.com>
7699 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7701 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7704 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7705 diagnostic message is being built.
7706 * tree-pretty-print.c (dump_generic_node): Only write the
7707 formatted text into BUFFER's stream if we are not building a
7709 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7711 * Makefile.in (toplev.o): Depend on tree-pass.h.
7713 2007-04-24 Ian Lance Taylor <iant@google.com>
7715 PR tree-optimization/31602
7716 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7717 conditionals in the copied loop header.
7718 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7719 warnings if TREE_NO_WARNING is set.
7720 * doc/invoke.texi (Warning Options): Clarify that
7721 -Wstrict-overflow does not warn about loops.
7723 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7725 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7726 expand on the comment about _Decimal128 arguments and check the
7727 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7728 that _Decimal128 argument uses even/odd register pair.
7729 (function_arg): Ditto.
7731 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7733 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7734 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7736 2007-04-24 Richard Guenther <rguenther@suse.de>
7737 Olga Golovanevsky <olga@il.ibm.com>
7739 * fold-const.c (multiple_of_p): Check for bottom
7742 2007-04-24 Richard Henderson <rth@redhat.com>
7744 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7745 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7746 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7747 looking for non-zero bits shifted out. Avoid a recursive call
7748 when constructing the scalar.
7749 (__floatundisf): Likewise.
7751 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7753 * dwarf2out.c (field_byte_offset): Move the existing logic
7754 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7755 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7757 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7760 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7761 length argument of 0 for memset.
7762 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7763 unsigned shift instead of the signed variant.
7765 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7767 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7768 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7769 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7770 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7771 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7772 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7773 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7774 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7775 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7776 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7777 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7778 "mul<mode>3", "div<mode>3"): Insn definitions added.
7779 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7780 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7781 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7782 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7783 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7784 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7785 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7786 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7787 TARGET_FLOAT_FORMAT): Macro definitions removed.
7788 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7789 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7790 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7791 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7792 (s390_gen_rtx_const_DI): Function removed.
7793 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7795 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7797 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7798 over an external ffs function.
7800 2007-04-24 Chao-ying Fu <fu@mips.com>
7801 Richard Sandiford <richard@nildram.co.uk>
7803 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7804 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7805 (smadd_widen_optab, umadd_widen_optab): Define.
7806 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7808 * genopinit.c (optabs): Fill in smadd_widen_optab and
7810 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7811 and umadd_widen_optab to implement multiply-add sequences.
7812 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7813 (<u>maddsidi4): ...this. Extend condition to include
7814 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7815 of operand 0 to "ka" and use the three-operand form of madd<u>
7817 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7819 * config/mips/constraints.md (ka): New register constraint.
7821 2007-04-24 Jan Hubicka <j@suse.cz>
7825 2007-04-23 Jan Hubicka <jh@suse.cz>
7826 * function.c (init_function_start): Don't init line number info.
7827 (expand_function_end): Update.
7828 (reset_block_changes, record_block_change, finalize_block_changes,
7829 check_block_change, free_block_changes): Kill.
7830 * function.h (reset_block_changes, record_block_change,
7831 finalize_block_changes, check_block_change, free_block_changes):
7833 (struct function): Remove ib_boundaries_block.
7834 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7835 Use curr_insn_locator to initialize locator.
7836 (emit_line_note): Remove.
7837 * cfgexpand.c (expand_gimple_cond_expr): Update.
7838 (construct_exit_block): Likewise.
7839 (tree_expand_cfg): Initialize/finalize locators.
7840 * expr.c (expand_expr_real): Update.
7841 * cfglayout.c (line_locators_locs, line_locators_lines,
7842 file_locators_locs, file_locators_files): Remove.
7843 (set_block_levels): Move to cfgexpand.c.
7844 (insn_locators_initialize): Remove.
7845 (pass_insn_locators_initialize): Remove.
7846 (locations_locators_locs, locations_locators_vals): New static vars.
7847 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7849 (insn_locators_alloc, insn_locators_finalize,
7850 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7852 (locator_location): New.
7853 (locator_line, locator_file): Rewrite.
7854 * rtl.h (emit_line_note): Kill.
7855 (insn_locators_alloc, insn_locators_finalize,
7856 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7858 * tree-inline.c (initialize_cfun): Do not initialize
7859 ib_boundaries_block.
7860 * passes.c (pass_insn_locators_initialize): Remove.
7862 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7864 * doc/invoke.texi: Removed leading '-' from option index entries.
7866 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7868 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7870 (create_phi_node): Use set_phi_nodes.
7871 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7872 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7873 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7874 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7875 (bsi_start, bsi_last): Use bb_stmt_list.
7876 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7877 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7878 Traverse the statements using tsi iterator.
7879 * basic-block.h (struct basic_block_def): Fields stmt_list
7880 and phi_nodes moved to ...
7881 (struct tree_bb_info): ... new structure.
7882 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7883 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7884 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7885 (tree_verify_flow_info): Verify that il.tree is not set for
7886 entry and exit block.
7887 (tree_split_block): Use set_bb_stmt_list.
7889 2007-04-23 Mike Stump <mrs@apple.com>
7891 * config/i386/i386.c (ix86_tune_features
7892 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7895 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7897 * config/i386/i386.md (prefix_extra): New attribute.
7898 (length): Add prefix_extra.
7900 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7901 (sse2_movntv2di): Likewise.
7902 (sse2_cvtps2dq): Likewise.
7903 (sse2_cvtpd2pi): Likewise.
7904 (sse2_cvttpd2pi): Likewise.
7905 (*sse2_cvtpd2ps): Likewise.
7906 (*add<mode>3): Likewise.
7907 (sse2_ssadd<mode>3): Likewise.
7908 (sse2_usadd<mode>3): Likewise.
7909 (*sub<mode>3): Likewise.
7910 (sse2_sssub<mode>3): Likewise.
7911 (sse2_ussub<mode>3): Likewise.
7912 (*mulv8hi3): Likewise.
7913 (*smulv8hi3_highpart): Likewise.
7914 (*umulv8hi3_highpart): Likewise.
7915 (sse2_umulv2siv2di3): Likewise.
7916 (sse2_pmaddwd): Likewise.
7917 (ashr<mode>3): Likewise.
7918 (lshr<mode>3): Likewise.
7919 (ashl<mode>3): Likewise.
7920 (sse2_ashlti3): Likewise.
7921 (sse2_lshrti3): Likewise.
7922 (*umaxv16qi3): Likewise.
7923 (*smaxv8hi3): Likewise.
7924 (*uminv16qi3): Likewise.
7925 (*sminv8hi3): Likewise.
7926 (sse2_eq<mode>3): Likewise.
7927 (sse2_gt<mode>3): Likewise.
7928 (*and<mode>3): Likewise.
7929 (sse2_nand<mode>3): Likewise.
7930 (*ior<mode>3): Likewise.
7931 (*xor<mode>3): Likewise.
7932 (sse2_packsswb): Likewise.
7933 (sse2_packssdw): Likewise.
7934 (sse2_packuswb): Likewise.
7935 (sse2_punpckhbw): Likewise.
7936 (sse2_punpcklbw): Likewise.
7937 (sse2_punpckhwd): Likewise.
7938 (sse2_punpcklwd): Likewise.
7939 (sse2_punpckhdq): Likewise.
7940 (sse2_punpckldq): Likewise.
7941 (sse2_punpckhqdq): Likewise.
7942 (sse2_punpcklqdq): Likewise.
7943 (*sse2_pinsrw): Likewise.
7944 (*sse2_pextrw): Likewise.
7945 (sse2_pshufd_1): Likewise.
7946 (sse2_uavgv16qi3): Likewise.
7947 (sse2_uavgv8hi3): Likewise.
7948 (sse2_psadbw): Likewise.
7949 (sse2_pmovmskb): Likewise.
7950 (*sse2_maskmovdqu): Likewise.
7951 (*sse2_maskmovdqu_rex64): Likewise.
7952 (sse4a_extrqi): Likewise.
7953 (sse4a_extrq): Likewise.
7954 (sse3_lddqu): Set prefix_rep.
7955 (sse3_addsubv4sf3): Likewise.
7956 (sse3_haddv4sf3): Likewise.
7957 (sse3_hsubv4sf3): Likewise.
7958 (sse_cvtss2si): Likewise.
7959 (sse_cvtss2si_2): Likewise.
7960 (sse_cvtss2siq): Likewise.
7961 (sse_cvtss2siq_2): Likewise.
7962 (sse_cvttss2si): Likewise.
7963 (sse_cvttss2siq): Likewise.
7964 (sse2_cvttps2dq): Likewise.
7965 (sse3_movshdup): Likewise.
7966 (sse3_movsldup): Likewise.
7967 (sse2_cvtsd2si): Likewise.
7968 (sse2_cvtsd2si_2): Likewise.
7969 (sse2_cvtsd2siq): Likewise.
7970 (sse2_cvtsd2siq_2): Likewise.
7971 (sse2_cvttsd2si): Likewise.
7972 (sse2_cvttsd2siq): Likewise.
7973 (*sse2_cvtpd2dq): Likewise.
7974 (*sse2_cvttpd2dq): Likewise.
7975 (sse2_pshuflw_1): Likewise.
7976 (sse2_pshufhw_1): Likewise.
7977 (sse4a_insertqi): Likewise.
7978 (sse4a_insertq): Likewise.
7979 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7980 (ssse3_phadddv4si3): Likewise.
7981 (ssse3_phaddswv8hi3): Likewise.
7982 (ssse3_phsubwv8hi3): Likewise.
7983 (ssse3_phsubdv4si3): Likewise.
7984 (ssse3_phsubswv8hi3): Likewise.
7985 (ssse3_pmaddubswv8hi3): Likewise.
7986 (ssse3_pmulhrswv8hi3): Likewise.
7987 (ssse3_pshufbv16qi3): Likewise.
7988 (ssse3_psign<mode>3): Likewise.
7989 (ssse3_palignrti): Likewise.
7990 (abs<mode>2): Likewise.
7991 (ssse3_phaddwv4hi3): Set prefix_extra.
7992 (ssse3_phadddv2si3): Likewise.
7993 (ssse3_phaddswv4hi3): Likewise.
7994 (ssse3_phsubwv4hi3): Likewise.
7995 (ssse3_phsubdv2si3): Likewise.
7996 (ssse3_phsubswv4hi3): Likewise.
7997 (ssse3_pmaddubswv4hi3): Likewise.
7998 (ssse3_pmulhrswv4hi3): Likewise.
7999 (ssse3_pshufbv8qi3): Likewise.
8000 (ssse3_psign<mode>3): Likewise.
8001 (ssse3_palignrdi): Likewise.
8002 (abs<mode>2): Likewise.
8003 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
8004 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
8005 (sse2_pmovmskb): Set mode to SI instead of V2DF.
8007 2007-04-23 Nick Clifton <nickc@redhat.com>
8009 * params.def: Fix formatting of emacs local variables.
8011 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
8013 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
8014 move if inter-unit move isn't allowed.
8015 Don't split moving the first element of V2DI to DI to inter-unit
8016 move if inter-unit move isn't allowed.
8018 2007-04-23 Richard Guenther <rguenther@suse.de>
8020 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
8021 and CDI_POST_DOMINATORS separately.
8023 2007-04-23 Nick Clifton <nickc@redhat.com>
8025 * c.opt (Wformat-contains-nul): Add warning attribute.
8027 2007-04-23 Jan Hubicka <jh@suse.cz>
8029 * function.c (init_function_start): Don't init line number info.
8030 (expand_function_end): Update.
8031 (reset_block_changes, record_block_change, finalize_block_changes,
8032 check_block_change, free_block_changes): Kill.
8033 * function.h (reset_block_changes, record_block_change,
8034 finalize_block_changes, check_block_change, free_block_changes):
8036 (struct function): Remove ib_boundaries_block.
8037 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
8038 Use curr_insn_locator to initialize locator.
8039 (emit_line_note): Remove.
8040 * cfgexpand.c (expand_gimple_cond_expr): Update.
8041 (construct_exit_block): Likewise.
8042 (tree_expand_cfg): Initialize/finalize locators.
8043 * expr.c (expand_expr_real): Update.
8044 * cfglayout.c (line_locators_locs, line_locators_lines,
8045 file_locators_locs, file_locators_files): Remove.
8046 (set_block_levels): Move to cfgexpand.c.
8047 (insn_locators_initialize): Remove.
8048 (pass_insn_locators_initialize): Remove.
8049 (locations_locators_locs, locations_locators_vals): New static vars.
8050 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
8052 (insn_locators_alloc, insn_locators_finalize,
8053 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8055 (locator_location): New.
8056 (locator_line, locator_file): Rewrite.
8057 * rtl.h (emit_line_note): Kill.
8058 (insn_locators_alloc, insn_locators_finalize,
8059 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
8061 * tree-inline.c (initialize_cfun): Do not initialize
8062 ib_boundaries_block.
8063 * passes.c (pass_insn_locators_initialize): Remove.
8065 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8068 * expr.c (reduce_to_bit_field_precision): Handle
8071 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
8073 PR tree-optimization/24659
8074 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
8075 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
8076 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
8077 * genopinit.c (optabs): Rename vec_pack_mod_optab
8078 to vec_pack_trunc_optab.
8079 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
8080 early for scalar floating point operands for NOP_EXPR.
8081 (vectorizable_type_promotion): Ditto.
8082 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
8083 vec_pack_trunc_optab.
8084 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
8086 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
8087 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
8088 Rename from VEC_PACK_MOD_EXPR.
8089 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
8090 * expr.c (expand_expr_real_1): Ditto.
8091 * tree-inline.c (estimate_num_insns_1): Ditto.
8092 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
8094 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
8095 (vec_unpacks_lo_v4sf): Ditto.
8096 (vec_pack_trunc_v2df): Ditto.
8097 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
8098 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8099 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
8101 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
8103 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
8105 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
8106 Rename from VEC_PACK_MOD_EXPR. This expression also represent
8107 packing of floating point operands.
8108 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
8109 represent unpacking of floating point operands.
8110 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
8111 [vec_unpacks_hi]: Ditto.
8112 [vec_unpacks_lo]: Ditto.
8114 2007-04-22 Jan Hubicka <jh@suse.cz>
8116 * final.c (rest_of_handle_final): Call
8117 targetm.asm_out.constructor/targetm.asm_out.destructor
8118 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
8119 proper priority via decl_*_priority_insert.
8120 * c-common.c (c_expand_body): Likewise.
8122 2007-04-22 Richard Guenther <rguenther@suse.de>
8124 PR tree-optimization/29789
8125 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
8126 (rewrite_reciprocal): New helper split out from
8127 determine_invariantness_stmt.
8128 (rewrite_bittest): Likewise.
8129 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
8130 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
8133 2007-04-22 Revital Eres <eres@il.ibm.com>
8135 * loop-unroll.c (var_to_expand): New field to support also
8136 insns of the form x = something + x.
8137 (analyze_insn_to_expand_var): Use it.
8138 (expand_var_during_unrolling): Likewise.
8140 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8142 * predict.c: Include pointer-set.h.
8143 (bb_predictions): New variable.
8144 (tree_predicted_by_p, tree_predict_edge,
8145 remove_predictions_associated_with_edge): Use bb_predictions map
8146 instead of bb->predictions.
8147 (clear_bb_predictions, assert_is_empty): New functions.
8148 (combine_predictions_for_bb): Use bb_predictions map. Call
8149 clear_bb_predictions.
8150 (tree_estimate_probability): Create and free bb_predictions map.
8151 * Makefile.in (predict.o): Add pointer-set.h dependency.
8152 * basic-block.h (struct basic_block_def): Remove predictions
8154 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8156 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8159 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8162 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8164 * timevar.c (timevar_print): Change reference of --disable-checking to
8165 --enable-checking=release. Also warn if assert checking is disabled.
8167 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8170 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8171 decl as addressable if the compound literal was marked as
8173 Mark the decl as a gimple register if it is a complex or
8174 vector decl and does not live in memory.
8176 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8178 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8179 (GENERIC_NEXT): New function macro.
8180 (PHI_CHAIN): Use phi_node's new chain variable.
8181 (tree_phi_node): Change tree_common to tree_base
8182 and add the chain field.
8183 * tree-phinodes.c (make_phi_node): Don't set
8184 TREE_TYPE on the new node.
8185 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8186 instead of checking GIMPLE_TUPLE_P in chain_next.
8187 * tree-vect-transform.c
8188 (get_initial_def_for_induction): Look at
8189 PHI_RESULT_TREE for the type of the phi node.
8190 (update_vuses_to_preheader): Use PHI_CHAIN
8191 instead of TREE_CHAIN on the phi node.
8192 * tree-ssa-structalias.c (compute_points_to_sets):
8194 (ipa_pta_execute): Likewise.
8196 2007-04-21 Richard Guenther <rguenther@suse.de>
8199 * fold-const.c (fold_unary): Call fold_convert_const on the
8202 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8204 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8205 (store_killed_in_pat): New.
8207 2007-04-20 Richard Henderson <rth@redhat.com>
8210 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8211 TREE_LIST with a void_type_node value, not void_list_node exactly.
8213 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8215 * doc/standards.texi: Re-arrange into language-specific
8216 subsections. Add a C++ section, documenting which standards we
8219 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8221 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8222 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8224 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8226 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8227 ecrti.o and crtbegin.o.
8228 (LIB_DEFAULT_SPEC): Include -lc.
8229 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8231 2007-04-20 Richard Henderson <rth@redhat.com>
8234 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8235 argument; update all callers.
8236 (get_unaligned_offset): New.
8237 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8238 get_unaligned_address, just pass on the address directly.
8239 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8240 the subreg in the helper patterns.
8241 (unaligned_extendqidi_le): Use get_unaligned_offset.
8242 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8243 (unaligned_extendhidi_be): Likewise.
8244 (unaligned_extendhidi): Tidy.
8245 * config/alpha/alpha-protos.h: Update.
8247 2007-04-20 Richard Henderson <rth@redhat.com>
8249 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8250 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8251 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8252 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8253 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8254 (CPP_SPEC): Don't include %(cpp_subtarget).
8255 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8256 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8257 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8259 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8261 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8262 for __builtin_ia32_cmpordss.
8264 PR tree-optimization/31632
8265 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8266 and arg1 for optimizations of comparison against min/max values.
8267 Fold arg0 to arg1's type for optimizations of comparison against
8268 min+1 and max-1 values.
8270 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8272 * reload.c (combine_reloads): When trying to use a dying register,
8273 check whether it's uninitialized and don't use if so.
8275 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8277 * fold-const.c: Remove prototypes for native_encode_expr and
8278 native_interpret_expr.
8279 (native_encode_expr): Make non-static.
8280 (native_interpret_expr): Likewise.
8281 * tree.h: Add prototypes for the above.
8283 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8285 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8286 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8287 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8288 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8289 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8290 Add length attributes.
8292 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8294 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8297 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8298 __STDC_WANT_DEC_FP__.
8300 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8302 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8303 for long double compatibility.
8304 * configure: Regenerate.
8306 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8308 PR rtl-optimization/29841
8309 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8311 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8312 that may cause control flow transfer from being moved.
8314 2007-04-18 Jan Hubicka <jh@suse.cz>
8316 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8319 2007-04-18 Eric Christopher <echristo@apple.com>
8321 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8322 only. Update operands.
8323 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8324 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8325 link register to pic register.
8327 2007-04-18 Dirk Mueller <dmueller@suse.de>
8330 * tree-vrp.c (search_for_addr_array): New.
8331 (check_array_bounds): Suppress warning about
8332 address taken of array refs if its not de-referenced.
8334 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8336 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8337 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8339 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8340 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8341 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8343 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8345 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8347 (vect_analyze_scalar_cycles): Fix indentation.
8348 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8349 (vect_mark_relevant): Include phis in relevance analysis.
8351 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8353 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8355 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8356 output_operand_lossage().
8358 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8360 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8361 the unused code for reduction without adjust-in-epilog to simplify the
8364 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8366 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8367 (S390_TDC_NEGATIVE_ZERO): New constant.
8368 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8369 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8370 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8371 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8372 (S390_TDC_POSITIVE_INFINITY): New constant.
8373 (S390_TDC_NEGATIVE_INFINITY): New constant.
8374 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8375 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8376 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8377 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8378 (S390_TDC_INFINITY): New constant.
8379 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8380 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8381 optimization for UNSPEC_CCZ_TO_INT.
8382 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8383 ("*ccz_to_int"): New insn.
8384 ("isinf<mode>2"): New insn.
8385 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8386 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8387 (UNSPEC_CCZ_TO_INT): New constant.
8389 2007-04-18 Richard Guenther <rguenther@suse.de>
8391 PR tree-optimization/19431
8392 PR tree-optimization/21463
8393 * tree-pass.h (pass_phiprop): Declare.
8394 * passes.c (init_optimization_passes): New phiprop pass.
8395 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8396 (phivn_valid_p): New helper function.
8397 (phiprop_insert_phi): Likewise.
8398 (propagate_with_phi): Likewise.
8399 (tree_ssa_phiprop): New propagator propagating loads
8400 through phi nodes if profitable.
8402 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8404 * tree-vect-analyze.c (process_use): New function.
8405 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8406 Check phis in all bbs.
8407 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8410 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8412 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8415 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8418 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8421 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8423 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8425 (sse_vmmulv4sf3): Likewise.
8426 (sse2_vmaddv2df3): Likewise.
8427 (sse2_vmmulv2df3): Likewise.
8429 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8431 PR rtl-optimization/31360
8432 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8433 (target_reg_cost): New.
8434 (init_set_costs): Initialize target_reg_cost. Add comments
8435 regarding the rationale of the costs.
8436 (global_cost_for_size): Renamed to...
8437 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8438 of register pressure.
8439 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8440 estimate_reg_pressure_cost. Add number of ivs.
8441 (determine_set_costs): Dump target_reg_cost.
8442 * loop-invariant.c (gain_for_invariant): Use
8443 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8444 (best_gain_for_invariant, find_invariants_to_move): Remove
8446 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8447 (target_reg_cost): Declare.
8448 (global_cost_for_size): Declaration removed.
8449 (estimate_reg_pressure_cost): Declare.
8451 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8453 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8454 regnos into even/odd register pairs.
8455 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8456 TDmode similar to the other floating point modes.
8457 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8458 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8460 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8461 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8462 (movdd_hardfloat64): Use TARGET_MFPGPR.
8464 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8466 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8469 2005-01-05 Richard Henderson <rth@redhat.com>
8471 * reload1.c (do_input_reload): Restrict the optimization deleteing
8472 a previous output reload to RELOAD_FOR_INPUT.
8474 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8476 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8477 induc_vec_info_type.
8478 (vectorizable_induction): New function declaration.
8479 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8480 check if already vectorized. Find first place in BB where new stmts
8481 can be inserted. Takes only one argument.
8482 (vectorizable_induction): New function.
8483 (vect_transform_stmt): Add case for induc_vec_info_type to call
8484 vectorizable_induction.
8485 (vect_transform_loop): Consider phis for vectorization.
8486 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8488 (analyze_operations): Call vectorizable_induction when analyzing phis.
8490 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8491 (vect_mark_relevant): Include phis in relevance analysis.
8492 (vect_mark_stmts_to_be_vectorize): Likewise.
8493 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8495 2007-04-16 Lawrence Crowl <crowl@google.com>
8497 * doc/invoke.texi (Debugging Options): Add documentation for the
8498 -femit-struct-debug options -femit-struct-debug-baseonly,
8499 -femit-struct-debug-reduced, and
8500 -femit-struct-debug-detailed[=...].
8502 * c-opts.c (c_common_handle_option): Add
8503 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8504 and OPT_femit_struct_debug_detailed_.
8505 * c.opt: Add specifications for
8506 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8507 and -femit-struct-debug-detailed[=...].
8508 * opts.c (set_struct_debug_option): Parse the
8509 -femit-struct-debug-... options.
8510 * opts.c (matches_main_base, main_input_basename,
8511 main_input_baselength, base_of_path, matches_main_base): Add
8512 variables and functions to compare header base name to compilation
8514 * opts.c (should_emit_struct_debug): Add to determine to emit a
8515 structure based on the option.
8516 (dump_struct_debug) Also disabled function to debug this
8518 * opts.c (handle_options): Save the base name of the
8521 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8522 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8523 This hook indicates if a type is generic. Set it by default
8525 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8526 to determine if a struct type is generic or not.
8527 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8528 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8529 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8532 * flags.h (enum debug_info_usage): Add an enumeration to describe
8533 a program's use of a structure type.
8534 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8535 to indicate the program's usage of the type. Filter structs based
8536 on the -femit-struct-debug-... specification.
8537 (gen_type_die): Split into two routines, gen_type_die and
8538 gen_type_die_with_usage. gen_type_die is now a wrapper
8539 that assumes direct usage.
8540 (gen_type_die_with_usage): Replace calls to gen_type_die
8541 with gen_type_die_with_usage adding the program usage of
8542 the referenced type.
8543 (dwarf2out_imported_module_or_decl): Suppress struct debug
8544 information using should_emit_struct_debug when appropriate.
8546 2007-04-16 Ian Lance Taylor <iant@google.com>
8548 PR tree-optimization/31522
8549 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8550 (vrp_initialize): Allocate vr_phi_edge_counts.
8551 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8552 executable edge. Drop test for all constants.
8553 (vrp_finalize): Free vrp_phi_edge_counts.
8555 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8556 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8558 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8559 predecessors at head rather than tail.
8561 2007-04-16 Matthias Klose <doko@debian.org>
8563 * config/alpha/linux.h (CPP_SPEC): Define.
8564 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8566 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8568 * function.h: Remove sequence_stack extern declaration.
8570 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8572 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8574 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8577 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8579 * config/avr/avr.c (avr_arch_types): Rearranging array.
8580 (enum avr_arch): Add.
8581 (avr_mcu_types): Use avr_arch enumeration constants instead of
8583 * config/avr/avr.h (LINK_SPEC): Simplify.
8585 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8587 * config/m68k/m68k.c (m68k_libcall_value,
8588 m68k_function_value): Use macros for register names more.
8590 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8592 (M68K_REGNAME): Use A6_REG.
8593 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8595 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8598 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8599 'pending_read_list_length' and 'pending_write_list_length'. Update
8601 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8602 to handle two length counters instead of one. Update all uses.
8603 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8604 two length counters instead of one.
8605 * sched-rgn.c (propagate_deps): Update to handle two length counters
8608 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8611 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8612 copy of source, pass it to ix86_expand_vector_set and return
8615 2007-04-16 David Ung <davidu@mips.com>
8616 Joseph Myers <joseph@codesourcery.com>
8618 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8619 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8620 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8621 Add 74K processor information.
8622 * config/mips/mips.md: Include 74k.md.
8623 (cpu): Add 74kc,74kf,74kx.
8624 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8625 * config/mips/74k.md: New.
8626 * doc/invoke.texi (MIPS Options): Document 74K support.
8628 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8630 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8631 vectorizable_* functions.
8632 * tree-vect-transform.c (vectorizable_call): Add check for
8633 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8634 (vectorizable_store): likewise.
8635 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8637 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8638 (vectorizable_type_promotion, vectorizable_load): Likewise.
8639 (vectorizable_live_operation, vectorizable_condition): Likewise.
8640 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8642 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8644 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8646 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8647 register numbers more.
8648 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8649 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8650 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8651 FUNCTION_VALUE_REGNO_P): Likewise.
8652 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8653 STATIC_CHAIN_REGNUM): Likewise.
8654 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8655 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8656 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8657 * config/m68k/m68k.md (FP_REG): New.
8659 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8661 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8664 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8666 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8667 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8670 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8672 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8675 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8678 * c-decl.c (finish_decl): Grab the type of the decl after the call
8679 to store_init_value.
8681 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8683 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8685 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8688 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8689 dominators, post dominators and cleanup cfg before returning.
8691 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8693 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8694 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8696 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8698 * config.gcc: Recognize fido.
8699 * config/m68k/m68k-devices.def (fidoa): New.
8700 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8702 (FL_FIDOA, TARGET_FIDOA): New.
8703 * config/m68k/m68k.opt (mfidoa): New.
8705 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8708 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8709 when a personality function is used.
8711 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8713 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8715 2007-04-13 Mike Stump <mrs@apple.com>
8717 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8719 * config/darwin.opt (fapple-kext): Make C++ only.
8720 * config/darwin.c (darwin_override_options): Remove code to ensure
8721 -fapple-kext is given for C++ only.
8723 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8725 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8726 * config/mips/mips.c (override_options): Call
8727 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8729 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8731 * config/i386/i386.opt (msvr3-shlib): Removed.
8733 * doc/invoke.texi: Remove -msvr3-shlib.
8735 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8737 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8738 with "popcnt" instruction.
8740 2007-04-13 Richard Guenther <rguenther@suse.de>
8742 PR tree-optimization/21258
8743 * tree-vrp.c (compare_case_labels): New helper.
8744 (find_switch_asserts): New function.
8745 (find_assert_locations): Call it for SWITCH_EXPRs.
8747 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8749 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8750 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8751 check is now implied in X87_FLOAT_MODE_P.
8752 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8753 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8754 (fix_trunc<mode>_i386_fisttp): Ditto.
8755 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8756 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8757 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8758 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8759 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8760 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8761 (unnamed_splitters): Ditto.
8762 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8763 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8764 FIRST_SSE_REG for local functions when SSE math is enabled or
8765 for functions with sseregparm attribute.
8766 (standard_80387_constant_p): Return -1 if mode is not
8768 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8769 (ix86_expand_compare): Ditto.
8770 (ix86_expand_carry_flag_compare): Ditto.
8771 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8772 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8773 DECIMAL_FLOAT_MODE_P.
8774 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8775 of SCALAR_FLOAT_MODE_P.
8776 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8777 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8778 checks before FLOAT_MODE_P.
8779 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8780 before FLOAT_MODE_P.
8785 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8787 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8788 Charles Wilson <libtool@cwilson.fastmail.fm>
8790 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8791 (libgcc.mvars): Don't depend on them.
8792 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8793 * exec-tool.in: New.
8795 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8797 * doc/invoke.text (--help): Document --help=common.
8799 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8801 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8803 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8805 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8806 * genemit.c (main): Emit #include "integrate.h".
8807 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8808 (LOADGP_RTP): New mips_loadgp_style.
8809 * config/mips/mips.h: Include config/vxworks-dummy.h.
8810 (TARGET_RTP_PIC): New macro.
8811 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8812 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8813 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8815 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8816 -mvxworks-pic when using -mrtp and a PIC option.
8817 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8819 (mips_symbolic_constant_p, mips_symbolic_address_p)
8820 (mips_symbol_insns): Handle SYMBOL_HALF.
8821 (override_options): Warn about -G and -mrtp being used together.
8822 Initialize mips_lo_relocs[SYMBOL_HALF].
8823 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8824 (mips_emit_loadgp): Handle LOADGP_RTP.
8825 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8826 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8827 (tablejump): Handle function-relative case table entries if
8829 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8831 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8833 * config/mips/mips.md (load_call<mode>): Allow any general register.
8835 (sibcall_value_internal, sibcall_value_multiple_internal)
8836 (call_value_internal, call_value_split, call_value_multiple_internal)
8837 (call_value_multiple_split): Remove constraints from operand 0.
8839 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8841 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8842 rather than loadgp_noshared.
8843 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8844 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8846 * config/mips/mips.md (loadgp): Rename to...
8847 (loadgp_newabi): ...this.
8848 (loadgp_noshared): Rename to...
8849 (loadgp_absolute): ...this.
8851 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8853 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8854 false for locally-binding symbols.
8855 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8857 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8859 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8860 (SYMBOL_GOT_PAGE_OFST): ...this.
8861 (SYMBOL_GOT_GLOBAL): Rename to...
8862 (SYMBOL_GOT_DISP): ...this.
8863 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8864 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8865 * config/mips/mips.c (mips_global_symbol_p): New function.
8866 (mips_symbol_binds_local_p): Likewise.
8867 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8868 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8869 mips_global_symbol_p and mips_symbol_binds_local_p.
8870 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8871 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8872 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8874 (mips_ok_for_lazy_binding_p): New function.
8875 (mips_load_call_address, mips_expand_call): Use it.
8876 (mips_dangerous_for_la25_p): Likewise.
8877 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8878 (*got_disp<mode>): Use got_disp_operand instead of
8879 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8880 SYMBOL_GOTOFF_GLOBAL.
8881 (*got_page<mode>): Use got_page_ofst_operand instead of
8883 * config/mips/predicates.md (const_call_insn_operand): Use
8884 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8885 (global_got_operand): Rename to...
8886 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8888 (local_got_operand): Rename to...
8889 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8890 of SYMBOL_GOT_LOCAL.
8892 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8894 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8895 TARGET_CALL_CLOBBERED_GP.
8896 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8897 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8898 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8899 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8900 of TARGET_ABICALLS && !TARGET_NEWABI.
8901 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8902 * config/mips/mips.c (mips_load_call_address): Check
8903 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8904 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8905 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8906 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8907 TARGET_ABICALLS && TARGET_NEWABI.
8908 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8910 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8911 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8912 TARGET_ABICALLS && TARGET_NEWABI.
8913 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8914 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8915 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8916 whether indirect calls must use $25.
8917 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8919 * config/mips/mips.md (jal_macro): Check flag_pic and
8920 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8921 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8922 instead of TARGET_ABICALLS.
8923 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8924 TARGET_ABICALLS && TARGET_OLDABI.
8925 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8926 (sibcall): In the comment above the define_insn, mention
8927 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8928 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8929 instead of TARGET_ABICALLS.
8931 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8933 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8934 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8935 (MACFLAGS_MATCH_P): New macro.
8936 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8937 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8938 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8939 the other MACFLAG constants.
8940 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8941 (flag_machi): Tighten constraints. Renumber some of the operands.
8942 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8944 (flag_machi_parts_acconly): New pattern.
8945 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8947 (flag_macinit1hi): Tighten constraints.
8948 (flag_mul_macv2hi_parts_acconly): New pattern.
8950 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8951 Use a more efficient implementation.
8952 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8953 inline sequences when not optimizing for size.
8955 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8956 movhi_high2low): Delete, merge functionality into...
8957 (packv2hi): ... this pattern.
8959 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8960 * config/bfin/bfin.opt (msim): New option.
8961 (mcpu=): New option.
8962 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8963 (bfin_cpu_t): Typedef of enum bfin_cpu.
8964 (bfin_cpu_type): New declaration.
8965 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8966 -msim and -mcpu= options.
8967 (LIB_SPEC): Likewise.
8968 * config/bfin/bfin.c (bfin_cpu_type): Define.
8969 (bfin_handle_option): Handle -mcpu= option.
8970 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8971 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8972 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8974 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8976 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8977 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8978 (powerpc-wrs-vxworksae): Use ${tm_file}.
8979 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8980 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8981 * config/i386/vx-common.h: New file.
8983 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8985 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8988 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8990 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8993 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8997 * c-common.c (c_build_qualified_type): Set canonical type
9000 2007-04-12 Richard Guenther <rguenther@suse.de>
9002 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
9003 lower bound and element size if lower bound is not zero
9004 or either of the ARRAY_REF operands is set.
9006 2007-04-12 Richard Guenther <rguenther@suse.de>
9008 PR tree-optimization/24689
9009 PR tree-optimization/31307
9010 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
9012 * gimplify.c (canonicalize_addr_expr): To be consistent with
9013 gimplify_compound_lval only set operands two and three of
9014 ARRAY_REFs if they are not gimple_min_invariant. This makes
9015 it never at this place.
9016 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9018 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9020 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
9021 null before emitting a .nsubspa directive.
9023 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9025 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
9026 need_to_partition_p if there are no memory statements in the
9029 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9031 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
9032 (gcd_of_steps_may_divide_p): New function.
9033 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
9035 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9037 * reload.c (find_reloads_toplev, find_reloads_address,
9038 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
9039 not a pointer equality test, to decide if we need to call
9040 push_reg_equiv_alt_mem.
9042 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
9044 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
9045 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
9047 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
9049 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
9051 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
9052 vector to be positive.
9054 2007-04-11 Diego Novillo <dnovillo@redhat.com>
9058 * doc/invoke.texi: Document --params max-aliased-vops and
9060 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
9061 debug_memory_partitions): Move to tree-flow.h
9062 * params.h (AVG_ALIASED_VOPS): Define.
9063 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
9065 (mp_info_t): Likewise.
9066 (get_mem_sym_stats_for): New.
9067 (set_memory_partition): Move from tree-flow-inline.h.
9068 (mark_non_addressable): Only clear the set of symbols for the
9069 partition if it exists.
9070 (dump_memory_partitions): Move from tree-ssa-operands.c
9071 (debug_memory_partitions): Likewise.
9072 (need_to_partition_p): New.
9073 (dump_mem_ref_stats): New.
9074 (debug_mem_ref_stats): New.
9075 (dump_mem_sym_stats): New.
9076 (debug_mem_sym_stats): New.
9077 (update_mem_sym_stats_from_stmt): New.
9078 (compare_mp_info_entries): New.
9079 (mp_info_cmp): Call it.
9080 (sort_mp_info): Change argument to a list of mem_sym_stats_t
9082 (get_mpt_for): Move from tree-ssa-operands.c.
9083 (find_partition_for): New.
9084 (create_partition_for): Remove.
9085 (estimate_vop_reduction): New.
9086 (update_reference_counts): New.
9087 (build_mp_info): New.
9088 (compute_memory_partitions): Refactor.
9089 Document new heuristic.
9090 Call build_mp_info, update_reference_counts,
9091 find_partition_for and estimate_vop_reduction.
9092 (compute_may_aliases): Populate virtual operands before
9093 calling debugging dumps.
9094 (delete_mem_sym_stats): New.
9095 (delete_mem_ref_stats): New.
9096 (init_mem_ref_stats): New.
9097 (init_alias_info): Call it.
9098 (maybe_create_global_var): Remove alias_info argument.
9099 Get number of call sites and number of pure/const call sites
9100 from gimple_mem_ref_stats().
9101 (dump_alias_info): Call dump_memory_partitions first.
9102 (dump_points_to_info_for): Show how many times a pointer has
9104 * opts.c (decode_options): For -O2 set --param
9105 max-aliased-vops to 500.
9106 For -O3 set --param max-aliased-vops to 1000 and --param
9107 avg-aliased-vops to 3.
9108 * fortran/options.c (gfc_init_options): Remove assignment to
9110 * tree-flow-inline.h (gimple_mem_ref_stats): New.
9111 * tree-dfa.c (dump_variable): Dump memory reference
9113 Dump NO_ALIAS* settings.
9114 (referenced_var_lookup): Tidy.
9115 (mem_sym_stats): New.
9116 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
9117 and ORIG are different SSA names for a memory partition.
9118 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
9119 * tree-flow.h (struct mem_sym_stats_d): Define.
9120 (mem_sym_stats_t): Define.
9121 (struct mem_ref_stats_d): Define.
9122 (struct gimple_df): Add field mem_ref_stats.
9123 (enum noalias_state): Define.
9124 (struct var_ann_d): Add bitfield noalias_state.
9125 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
9126 debug_mem_ref_stats, debug_memory_partitions,
9127 debug_mem_sym_stats): Declare.
9128 * tree-ssa-structalias.c (update_alias_info): Update call
9129 sites, pure/const call sites and asm sites in structure
9130 returned by gimple_mem_ref_stats.
9131 Remove local variable IS_POTENTIAL_DEREF.
9132 Increase NUM_DEREFS if the memory expression is a potential
9134 Call update_mem_sym_stats_from_stmt.
9135 If the memory references memory, call
9136 update_mem_sym_stats_from_stmt for all the direct memory
9137 symbol references found.
9138 (intra_create_variable_infos): Set noalias_state field for
9139 pointer arguments according to the value of
9140 flag_argument_noalias.
9141 * tree-ssa-structalias.h (struct alias_info): Remove fields
9142 num_calls_found and num_pure_const_calls_found.
9143 (update_mem_sym_stats_from_stmt): Declare.
9144 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9145 Set default value to 100.
9146 (PARAM_AVG_ALIASED_VOPS): Define.
9148 2007-04-11 Richard Guenther <rguenther@suse.de>
9151 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9152 a * -b + c as c - a * b if we honor sign dependent rounding.
9154 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9156 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9158 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9159 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9161 (initialize_trampoline): Don't use old-style function definition.
9162 (bfin_secondary_reload): Mark IN_P argument as unused.
9164 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9166 PR tree-optimization/31343
9167 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9168 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9169 * testsuite/gcc.dg/vect/pr31343.c: New.
9171 2007-04-10 Eric Christopher <echristo@apple.com>
9173 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9174 * config/i386/i386.md (*cmpfp0): Use.
9175 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9176 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9177 (fix_trunc<mode>_i386_fisttp): Ditto.
9178 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9179 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9180 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9181 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9182 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9183 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9184 (unnamed_splitters): Ditto.
9185 * config/i386/i386.c (output_fix_trunc): Assert that
9186 we're not being passed a TFmode operand.
9188 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9190 PR tree-optimization/31526
9191 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9192 n_basic_blocks to find newly added blocks.
9194 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9196 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9198 (fix_trunc<mode>si_sse): Ditto.
9199 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9200 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9201 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9202 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9203 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9204 expander using SSEMODEF mode macro.
9205 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9206 expander using SSEMODEF mode macro.
9207 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9208 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9209 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9210 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9211 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9212 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9213 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9214 Macroize insn using X87MODEF mode macro.
9216 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9218 * config/i386/sse.md (sse2_pinsrw): Removed.
9219 (sse2_pextrw): Renamed to ...
9220 (*sse2_pextrw): This.
9222 2007-04-09 Jan Hubicka <jh@suse.cz>
9225 * config/i386/sse.md
9226 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9227 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9228 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9229 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9231 2007-04-09 Jan Hubicka <jh@suse.cz>
9233 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9234 multiple fields of union.
9236 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9238 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9239 (create_preheaders): Check that loops are available.
9240 (fix_loop_structure): Clean up, improve comments.
9241 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9242 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9244 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9245 * predict.c (tree_estimate_probability): Do not call
9246 calculate_dominance_info. Call create_preheaders.
9247 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9248 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9250 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9251 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9252 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9253 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9256 2007-04-08 Jan Hubicka <jh@suse.cz>
9258 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9259 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9260 * fold-const.c (fold_unary): Use it.
9262 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9264 * varasm.c (assemble_variable): Remove call to
9265 lang_hooks.decls.prepare_assemble_variable.
9266 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9267 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9268 * langhooks.h (lang_hooks_for_decls): Remove
9269 prepare_assemble_variable.
9271 2007-04-08 Mike Stump <mrs@apple.com>
9273 * config/i386/i386.c: Use inc/dec on Core2.
9275 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9277 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9278 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9279 lhd_tree_inlining_end_inlining): Remove.
9280 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9281 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9283 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9284 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9285 lhd_tree_inlining_end_inlining): Remove prototypes.
9286 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9287 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9288 LANG_HOOKS_TREE_INLINING_START_INLINING,
9289 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9291 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9294 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9297 * config/avr/predicates.md (io_address_operand): Delete predicate.
9298 (low_io_address_operand): Don't use 'mode' argument.
9299 (higth_io_address_operand): Rename ...
9300 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9301 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9304 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9306 Revert change removing staticp.
9308 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9311 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9314 2007-04-07 Bruce Korb <bkorb@gnu.org>
9316 * c.opt: Add -Wformat-contains-nul.
9317 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9319 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9320 the NUL byte warning.
9322 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9324 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9326 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9328 * tree.c (staticp): No longer use staticp langhook.
9329 * langhooks.c (lhd_staticp): Removed.
9330 * langhooks.h (struct lang_hooks): Remove staticp.
9331 * c-common.c (c_staticp): Remove.
9332 * c-common.h (c_staticp): Ditto.
9333 * langhooks-defs.h (lhd_staticp): Ditto.
9334 (LHD_HOOKS_STATICP): Ditto
9335 * tree.h (gcc_assert_lowered): New macro.
9337 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9339 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9340 argument "reliable".
9341 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9342 Add argument "reliable". Propagate it through calls.
9343 (infer_loop_bounds_from_undefined): Derive number of iterations
9344 estimates from references in blocks that do not dominate loop latch.
9345 (gcov_type_to_double_int): New function.
9346 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9347 and expected_loop_iterations_unbounded.
9348 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9349 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9350 * tree-data-ref.c (estimated_loop_iterations): Export.
9351 (get_references_in_stmt): Fix -- do not return addresses of local
9353 * cfgloop.h (expected_loop_iterations_unbounded,
9354 estimated_loop_iterations): Declare.
9356 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9358 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9360 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9362 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9363 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9364 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9365 Use output_387_reg_move().
9366 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9367 expander using X87MODEF12 mode macro.
9368 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9369 choosing register preferences. Use output_387_reg_move().
9370 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9371 instead of "x". Use output_387_reg_move().
9372 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9373 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9374 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9375 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9376 Use output_387_reg_move().
9377 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9379 (*truncxf?f_i387 splitter): Ditto.
9381 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9383 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9384 LANG_HOOKS_SAFE_FROM_P.
9385 * expr.c (safe_from_p): Remove langhook call.
9386 * langhooks.h (lang_hooks): Remove safe_from_p.
9387 (lhd_safe_from_p): Remove prototype.
9388 * langhooks.c (lhd_safe_from_p): Remove.
9390 2007-04-06 Jan Hubicka <jh@suse.cz>
9392 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9395 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9397 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9398 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9399 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9400 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9402 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9403 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9405 2007-04-05 Richard Henderson <rth@redhat.com>
9407 * config/alpha/alpha.c (print_operand) [+]: Remove.
9408 (alpha_end_function): Print nop if call at end of function.
9409 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9410 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9411 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9412 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9413 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9414 the call pattern. Update peepholes to match.
9416 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9418 * doc/extend.texi (Other Builtins): Add decimal float variants
9420 * builtins.def: Ditto.
9421 * builtins.c (expand_builtin): Ditto.
9423 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9424 H.J. Lu <hongjiu.lu@intel.com>
9427 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9428 of V8HImode when calling ix86_binary_operator_ok.
9429 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9430 (sdot_prodv8hi): Operands 1 and 2 must be register.
9432 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9434 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9435 initialize align to silence bogus warning.
9437 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9440 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9442 (struct sra_walk_fns): Remove use_all parameter from use.
9443 (sra_hash_tree): Handle BIT_FIELD_REFs.
9444 (sra_elt_hash): Don't hash bitfld blocks.
9445 (sra_elt_eq): Skip them in parent compares as well. Handle
9447 (sra_walk_expr): Don't maintain or pass down use_all_p.
9448 (scan_use): Remove use_all parameter.
9449 (scalarize_use): Likewise. Re-expand assignment to
9450 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9451 output, and re-scalarize after output. Don't mark anything
9453 (scalarize_ldst): Adjust.
9454 (scalarize_walk_gimple_modify_statement): Likewise.
9455 (build_element_name_1): Handle BIT_FIELD_REFs.
9456 (instantiate_element): Don't warn for any element whose parent
9458 (instantiate_missing_elements_1): Return the sra_elt.
9459 (canon_type_for_field): New.
9460 (try_instantiate_multiple_fields): New.
9461 (instantiate_missing_elemnts): Use them.
9462 (mark_no_warning): Removed.
9463 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9464 (REPLDUP, sra_build_elt_assignment): New.
9465 (generate_copy_inout): Use them.
9466 (generate_element_copy): Likewise. Handle bitfld differences.
9467 (generate_element_zero): Don't recurse for blocks. Use
9468 sra_build_elt_assignment.
9469 (generate_one_element_int): Take elt instead of var. Use
9470 sra_build_elt_assignment.
9471 (generate_element_init_1): Adjust.
9472 (scalarize_use, scalarize_copy): Use REPLDUP.
9473 (scalarize_ldst): Move assert before dereference.
9474 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9476 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9478 * regmove.c: Fix unused variable warnings due to previous commit.
9480 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9482 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9483 (regmove_bb_head): Remove.
9484 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9485 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9486 problems with fixup_match_1.
9487 Don't initialize/free regmove_bb_head.
9489 (reg_is_remote_constant_p): If an insn is in the same basic block
9490 but not before INSN, consider it remote, too.
9492 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9495 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9496 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9498 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9500 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9501 (CONDITIONAL_REGISTER_USAGE): Likewise.
9503 2007-04-04 Richard Henderson <rth@redhat.com>
9505 * config/alpha/lib1funcs.asm: Remove unused file.
9507 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9510 * opts.c (print_specific_help): Fix --help=<language>
9512 (common_handle_option): Support --help=common.
9514 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9517 * gcc.c (main): Do not run the linker if
9518 print_subprocess_help indicates that it shouldn't be
9521 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9524 * doc/invoke.texi (--help=): Document <languages> value, fix
9525 formatting in tables of values.
9527 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9529 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9530 dllimport attribute of virtual methods.
9532 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9534 * config/score/crti.asm: Change _bss_start to __bss_start.
9535 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9536 (OUTGOING_REG_PARM_STACK_SPACE) update.
9537 * config/score/score.opt: add options to make backend support
9538 score5, score5u, score7 and score7d.
9539 * config/score/score.md: Likewise.
9540 * config/score/misc.md: Likewise.
9541 * config/score/mac.md: Likewise.
9542 * doc/invoke.texi: Likewise.
9543 * doc/md.texi: update constraints define.
9545 2007-04-03 Richard Henderson <rth@redhat.com>
9547 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9548 an appropriate type, use the mode instead.
9550 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9552 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9553 Set the default --with-arch setting to mips2.
9554 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9555 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9556 (MULTILIB_OSDIRNAMES): Delete.
9557 (MULTILIB_DIRNAMES): Define.
9558 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9559 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9560 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9561 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9562 VXWORKS_OS_CPP_BUILTINS.
9563 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9564 (MIPS_DEBUGGING_INFO): Undefine.
9565 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9567 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9570 * fold-const.c (native_encode_real): Encode real.c provided longs
9571 as a series of 32-bit native integers.
9572 (native_interpret_real): Interpret buffer as a series of 32-bit
9575 2007-04-03 Richard Guenther <rguenther@suse.de>
9577 * genpreds.c (write_insn_constraint_len): Write function
9578 optimized for CONSTRAINT_LEN implementation.
9579 (write_tm_preds_h): Output insn_constraint_len inline and
9580 use it for CONSTRAINT_LEN.
9581 (write_insn_preds_c): Don't output insn_constraint_len.
9582 * doc/md.texi (define_register_constraint): Document multi-letter
9583 constraints shall have the same length if they start with the same
9586 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9589 * config/i386/i386.md (isinf<mode>2): Expand only when
9590 TARGET_C99_FUNCTIONS is set.
9592 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9594 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9595 (x86_64-*-linux*): Ditto.
9596 * config/i386/i386.opt (mpc): New option.
9597 * config/i386/i386.c (overrride_options): Handle
9598 ix87_precision_string.
9599 * config/i386/crtprec.c: New file.
9600 * config/i386/t-crtpc: Ditto.
9601 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9603 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9604 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9605 crtprec32.o, crtprec64.o and crtprec80.o.
9607 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9609 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9611 2007-04-02 Eric Christopher <echristo@apple.com>
9613 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9614 limitations on darwin.
9616 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9619 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9621 2007-04-02 Dave Korn <dave.korn@artimi.com>
9623 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9625 2007-04-02 Dave Korn <dave.korn@artimi.com>
9627 * libgcc2.h (exception_descriptor): Don't forward-declare.
9628 (__get_eh_table_language, __get_eh_table_version): Delete
9629 prototypes of long-dead functions.
9631 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9633 * ebitmap.h: New file
9634 * ebitmap.c: New file
9635 * Makefile.in (ebitmap.o): New target.
9637 2007-04-01 Jan Hubicka <jh@suse.cz>
9639 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9640 before very first instruction.
9642 2007-04-01 Jan Hubicka <jh@suse.cz>
9644 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9645 waring on 64bit hosts.
9646 * bitmap.h: Fix typo in bitmap_head_def.
9648 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9650 PR rtl-optimization/31391
9651 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9652 into a DELETED_LABEL note, and the label is in an empty basic
9653 block, update BB_END as well as BB_HEAD.
9655 2007-04-01 Richard Henderson <rth@redhat.com>
9657 PR tree-optimization/31169
9658 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9659 to varying if the range is outside [0, prec-1].
9661 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9664 * config/mips/mips.md (load_const_gp): New insn.
9665 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9666 the MIPS16 GP pseudo register if no_new_pseudos.
9667 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9669 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9672 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9674 (call_value): Likewise.
9676 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9677 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9680 * doc/invoke.texi: (optimization options): Reword description
9681 of -ffast-math. Document its primary purpose.
9683 2007-03-31 Richard Guenther <rguenther@suse.de>
9685 * omp-low.c (splay-tree.h): Include.
9686 (lookup_decl): Replace splay-tree usage by pointer-map.
9687 (maybe_lookup_decl): Likewise.
9688 (new_omp_context): Likewise.
9689 (delete_omp_context): Likewise.
9690 * gimplify.c (splay-tree.h): Include.
9691 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9693 (remap_ssa_name): Likewise.
9694 (remap_decl): Likewise.
9695 (remap_type_1): Likewise.
9696 (remap_type): Likewise.
9697 (copy_body_r): Likewise.
9698 (expand_call_inline): Likewise.
9699 (clone_body): Likewise.
9700 (copy_tree_r): Likewise.
9701 (remap_save_expr): Likewise.
9702 (unsave_r): Likewise.
9703 (unsave_expr_now): Likewise.
9704 (tree_function_versioning): Likewise.
9705 (build_duplicate_type): Likewise.
9706 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9707 (struct copy_body_data): Replace splay-tree by pointer-map.
9708 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9709 not $(SPLAY_TREE_H).
9710 (gimplify.o): Depend on $(SPLAY_TREE_H).
9711 (omp-low.p): Likewise.
9713 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9715 * config/avr/predicates.md (even_register_operand,
9716 odd_register_operand): New predicates.
9717 * config/avr/avr.md (movw peephole2): New.
9718 (movw_r peephole2): New.
9720 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9722 * tree.h (get_signed_or_unsigned_type): New.
9723 * fold-const.c (operand_equal_for_comparison_p): Use
9724 get_signed_or_unsigned_type instead of
9725 lang_hooks.types.signed_or_unsigned_type.
9726 * expr.c (store_expr): Ditto.
9727 * langhooks.c (get_signed_or_unsigned_type): New.
9728 (lhd_signed_or_unsigned_type): New.
9729 * langhooks.h (lhd_signed_or_unsigned_type): New.
9730 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9732 2007-03-30 Richard Henderson <rth@redhat.com>
9734 * tree-ssa-loop-ivopts.c: Include target.h.
9735 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9736 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9737 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9738 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9740 2007-03-30 Richard Henderson <rth@redhat.com>
9741 Kai Tietz <kai.tietz@onevision.com>
9743 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9745 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9746 (TARGET_64BIT_MS_ABI): New.
9747 (DBX_REGISTER_NUMBER): Handle 64-bit.
9748 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9749 (LONG_TYPE_SIZE): Force to 32.
9750 (REG_PARM_STACK_SPACE): New.
9751 (OUTGOING_REG_PARM_STACK_SPACE): New.
9752 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9753 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9754 (STACK_BOUNDARY): Use 128 for 64-bit.
9755 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9756 Add 64-bit implementation.
9757 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9759 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9760 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9761 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9762 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9763 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9764 TARGET_64BIT_MS_ABI.
9765 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9766 (ix86_pass_by_reference): Likewise.
9767 (ix86_function_value_regno_p): Likewise.
9768 (ix86_build_builtin_va_list): Likewise.
9769 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9770 (function_arg_advance_ms_64): New.
9771 (function_arg_advance): Call it.
9772 (function_arg_ms_64): New.
9773 (function_arg): Call it.
9774 (function_value_ms_64): New.
9775 (ix86_function_value_1): Call it.
9776 (return_in_memory_ms_64): New.
9777 (ix86_return_in_memory): Call it.
9778 (setup_incoming_varargs_ms_64): New.
9779 (ix86_setup_incoming_varargs): Call it.
9780 (ix86_expand_prologue): Handle 64-bit stack probing.
9781 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9782 (output_pic_addr_const): Likewise.
9783 (x86_this_parameter): Likewise.
9784 (x86_output_mi_thunk): Likewise.
9785 (x86_function_profiler): Likewise.
9786 (TARGET_STRICT_ARGUMENT_NAMING): New.
9787 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9788 (TARGET_64BIT_MS_ABI): New.
9789 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9790 * config/i386/i386.md (allocate_stack_worker): Remove.
9791 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9792 describe the clobber of eax without a match_scratch.
9793 (allocate_stack_worker_postreload): Remove.
9794 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9795 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9796 (allocate_stack_worker_rex64_postreload): Remove.
9797 (allocate_stack): Handle 64-bit.
9798 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9799 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9800 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9801 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9802 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9803 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9804 * config.build (x86_64-*-mingw*): New host.
9805 * config.host (x86_64-*-mingw*): New host.
9806 * config.gcc (x86_64-*-mingw*): New target.
9807 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9809 2007-03-30 Richard Henderson <rth@redhat.com>
9810 Kai Tietz <kai.tietz@onevision.com>
9812 * c-pragma.c (struct def_pragma_macro_value): New.
9813 (struct def_pragma_macro): New.
9814 (pushed_macro_table): New.
9815 (dpm_hash, dpm_eq): New.
9816 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9817 (init_pragma): Install them.
9818 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9820 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9822 * config/avr/avr.c (avr_override_options): Clear
9823 'flag_delete_null_pointer_checks'.
9825 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9828 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9829 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9830 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9831 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9832 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9833 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9834 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9836 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9838 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9840 * regmove.c: Move all of pass_stack_adjustments from here...
9841 * combine-stack-adj.c: ...to this new file.
9842 * Makefile.in: Add rules for combine-stack-adj.o.
9844 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9846 PR tree-optimization/31383
9847 * tree-data-ref.c (affine_function_equal_p): Do not require the
9848 vectors to have the same length.
9850 2007-03-30 Jan Hubicka <jh@suse.cz>
9853 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9854 availablility; add more sanity checking; ask varpool only about
9857 2007-03-29 Richard Henderson <rth@redhat.com>
9859 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9860 to decide, but __SIZEOF_LONG_LONG__.
9862 2007-03-29 Richard Henderson <rth@redhat.com>
9864 * emutls.c (struct __emutls_array): New.
9865 (emutls_destroy): Use it instead of casting element 0 from void*.
9866 (__emutls_get_address): Likewise.
9868 2007-03-29 Richard Henderson <rth@redhat.com>
9870 * varasm.c (initializer_constant_valid_p): Don't deny
9871 DECL_DLLIMPORT_P on functions.
9873 * config/i386/cygming.h: Remove function declarations.
9874 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9875 (ASM_OUTPUT_LABELREF): Remove.
9876 (COMMON_ASM_OP): Remove.
9877 (ASM_OUTPUT_COMMON): Remove.
9878 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9879 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9880 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9881 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9882 Rename from TARGET_ENCODE_SECTION_INFO.
9883 * config/i386/netware.h: Likewise.
9884 * config/i386/i386-protos.h: Update.
9885 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9886 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9887 (legitimate_constant_p): Reject dllimports.
9888 (dllimport_map, get_dllimport_decl): New.
9889 (legitimize_dllimport_symbol): New.
9890 (legitimize_address, ix86_expand_move): Use it.
9891 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9892 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9893 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9894 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9895 * config/i386/predicates.md (constant_call_address_operand): Only
9896 accept symbols; reject dllimport_p symbols.
9897 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9898 i386_pe_maybe_record_exported_symbol.
9899 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9900 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9901 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9902 trust the setting of DECL_DLLIMPORT_P.
9903 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9904 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9905 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9906 tidy the argument scanning loop.
9907 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9908 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9909 (i386_pe_strip_name_encoding): Remove.
9910 (i386_pe_binds_local_p): New.
9911 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9912 (i386_pe_output_labelref): Remove.
9913 (i386_pe_asm_output_aligned_decl_common): New.
9914 (i386_pe_maybe_record_exported_symbol): Rename from
9915 i386_pe_record_exported_symbol; check for dllexported symbols.
9917 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9919 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9920 add comment explaining why vsnprintf cannot be used.
9922 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9924 PR tree-optimization/30666
9925 * tree.c (build_complex_type): When creating type names for DWARF2
9926 debug info, create TYPE_DECLs for TYPE_NAME instead of
9928 (build_common_tree_nodes_2): Use build_complex_type when building
9929 predefined complex types, to preserve canonical types.
9931 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9933 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9934 (noce_get_alt_condition): Look at it to determine whether to
9935 reverse the condition or not.
9936 (noce_get_condition): Substitute the truth for lies.
9937 (noce_find_if_block): Set the then_else_reversed field.
9939 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9941 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9942 destination of this insn.
9943 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9944 than calling gen_rtx_SET directly. Use r0 to hold the value of
9945 'address + 4' rather than a stack based temporary which can be
9948 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9950 * config/s390/s390.c (s390_secondary_input_reload_class,
9951 s390_secondary_output_reload_class): Functions removed.
9952 (s390_secondary_reload): New function.
9953 (TARGET_SECONDARY_RELOAD): Target macro defined.
9954 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9955 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9956 * config/s390/s390.md ("reload_outti", "reload_outdi",
9957 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9958 "reload_out<mode>"): Expanders removed.
9959 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9960 "reload<mode>_nonoffmem_out"): Expanders added.
9962 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9964 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9965 action if SRC->DEST replacement failed anyway.
9967 2007-03-28 Mike Stump <mrs@apple.com>
9969 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9970 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9971 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9973 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9975 * config.gcc: Accept barcelona as a variant of amdfam10.
9976 * config/i386/i386.c (override_options): Likewise.
9977 * doc/invoke.texi: Likewise.
9979 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9981 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9982 offsets for BIT_FIELD_REF and COMPONENT_REF.
9984 2007-03-28 Richard Guenther <rguenther@suse.de>
9986 * tree.c (is_global_var): Move ...
9987 * tree-flow-inline.h (is_global_var): ... here.
9988 * tree.h (is_global_var): Remove declaration.
9990 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9992 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9994 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9995 * config/i386/i386.c (ix86_tune_features): Initialize new
9997 * config/i386/predicates.md (promotable_binary_operator): Use
9998 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
10000 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
10003 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
10005 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
10007 * config/fr30/fr30.md (movsi_internal): Change destination
10008 constraint from m to V and add m to the end.
10010 2007-03-28 Christian Bruel <christian.bruel@st.com>
10012 * config/sh/sh.md (movsi_i): Fix type attribute.
10014 2007-03-28 Christian Bruel <christian.bruel@st.com>
10016 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
10017 (movsf_ie): Likewise.
10019 2007-03-28 Christian Bruel <christian.bruel@st.com>
10021 * config.gcc: Add sh4-300 to multilib.
10022 * config/sh/t-mlib-sh4-300: New file.
10024 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
10026 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
10027 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
10028 fix_trunc<mode>di2.
10029 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
10030 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
10031 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
10032 "fixuns_trunctddi2"): Whitespace fix.
10034 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
10036 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
10037 the definition of struct sh_args.
10038 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
10039 CALL_COOKIE_INT_REG_GET): Likewise.
10041 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
10043 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
10044 transformations are applied successfully.
10046 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
10048 * tree.c (tree_contains_struct): Permit 512 tree codes.
10049 * tree.h (tree_contains_struct): Ditto.
10050 (MAX_TREE_CODES): Ditto.
10051 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
10052 SPARE member to store remaining padding bits.
10054 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10056 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
10059 2007-03-27 Janis Johnson <janis187@us.ibm.com>
10061 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
10062 * configure: Regenerate.
10064 * configure: Regenerate using the correct version of autoconf.
10066 2007-03-27 Anatoly Sokolov <aesok@post.ru>
10068 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
10070 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
10071 regs to "__SP_L__" and "__SP_H__".
10073 2007-03-27 Richard Guenther <rguenther@suse.de>
10075 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
10076 computations with it with a HOST_WIDE_INT variable.
10078 2007-03-26 Mike Stump <mrs@apple.com>
10080 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
10081 objective-c-header, objective-c++-header and objc++-cpp-output
10083 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10085 2007-03-26 Richard Henderson <rth@redhat.com>
10088 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
10089 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
10090 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
10091 IX86_BUILTIN_PSRLQ128): New.
10092 (ix86_init_mmx_sse_builtins): Add them.
10093 (ix86_expand_builtin): Expand them.
10094 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
10095 operand 2 be TImode.
10096 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
10097 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
10098 _mm_srli_epi64): Mark __B const.
10099 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
10100 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
10101 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
10102 new two-vector shift builtins.
10104 2007-03-26 Ian Lance Taylor <iant@google.com>
10106 PR tree-optimization/31345
10107 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
10108 [+INF, +INF(OVF)] into VARYING.
10110 2007-03-26 Zack Weinberg <zackw@panix.com>
10112 * gengtype-parse.c: New file.
10113 * gengtype-yacc.y: Delete.
10114 * gengtype-lex.l: Don't include gengtype-yacc.h.
10115 Define YY_DECL and yyterminate appropriately for recursive
10116 descent parser. yylval is now a string out-parameter to yylex.
10117 (HWS, EOID): New shorthand.
10118 (IWORD): Add a couple more types.
10119 (yylex): Add a setup stanza. Remove the complex rules for
10120 detecting GTY'ed types and typedefs; replace with simple
10121 keyword detectors. Adjust everything for the changed
10122 definition of yylval. Ignore all pp-directives, not just #define.
10124 (parse_file): Rename yybegin; do not call yyparse.
10126 * gengtype.c (xasprintf): Export again.
10127 (this_file): New. Use everywhere __FILE__ was being used.
10128 (get_lang_bitmap): Special case types defined in gengtype.c.
10129 (do_typedef, new_structure): Suppress definition of certain types.
10130 (new_structure): Improve diagnostics of duplicate definitions.
10131 Make sure location_s is associated with input.h.
10132 (nreverse_pairs, define_location_structures): New functions.
10133 (main): Improve tagging of kludge types. Remove old kludges
10134 for input.h types; use define_location_structures.
10135 * gengtype.h: Update prototypes. Define token codes here.
10136 * Makefile.in: Remove all references to gengtype-yacc.
10137 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
10139 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
10140 add GTY((skip)) to the field that's only conditionally there.
10141 * doc/install.texi: Document that Bison is no longer required
10142 unless building treelang.
10144 * gengtype.c: Don't include gtyp-gen.h.
10145 (srcdir): Declare here.
10146 (base_files, lang_dir_names): Allocate dynamically.
10147 (gt_files, num_gt_files, num_lang_dirs): New globals.
10148 (measure_input_list, read_input_line, read_input_list)
10149 (set_lang_bitmap): New functions.
10150 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10151 simplify, relying on read_input_list to set up the bitmaps.
10152 (main): Arguments are no longer unused. Check for correct number
10153 of command line arguments, set srcdir and srcdir_len, then call
10154 read_input_list, before doing anything else. No need to worry
10155 about duplicates in main loop.
10156 * configure.ac: Simplify the calculation of all_gtfiles.
10157 Put language tags in there. Don't set or substitute
10158 all_gtfiles_files_langs or all_gtfiles_files_frags.
10159 * Makefile.in: Revamp the way gengtype is invoked, now that it
10160 takes a file on its command line with a much simpler format.
10161 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10162 (GTFILES): Remove duplicates and C source files.
10163 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10164 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10165 * configure: Regenerate.
10167 * gengtype.h: Remove all type definitions to gengtype.c; leave
10168 only definitions of options_p, type_p, and pair_p as opaque
10169 pointers. Update prototypes.
10170 * gengtype.c: Many type definitions moved here from gengtype.h.
10171 Consolidate type definitions at the top of the file.
10172 (xvasprintf): Delete.
10173 (xasprintf): Make static.
10174 (create_nested_pointer_option): Add 'next' parameter.
10175 (create_field_all, create_field_at): New functions.
10176 (create_field): Now a thin wrapper around create_field_all.
10177 (create_optional_field): Rename create_optional_field_ and add
10178 line argument. Original name is now a macro which supplies
10180 (oprintf): Use vsnprintf directly.
10181 (close_output_files): Use fatal rather than perror/exit.
10182 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10183 (main): Set progname. Don't use exit.
10184 * gengtype-yacc.y (struct_fields): Use create_field_at.
10185 (option, optionseqopt): Delete.
10186 (optionseq): Consolidate productions from option here so we
10187 can use the first argument to create_option.
10189 * gengtype-lex.l: Distinguish unions from structures in the
10190 token type. Don't call find_structure; return the tag as a string.
10191 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10192 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10193 string. Reorganize typedef_struct production accordingly.
10194 Use create_nested_ptr_option.
10195 * gengtype.c (create_nested_ptr_option): New function.
10196 * gengtype.h: Declare it.
10198 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10199 (string_type): Don't declare.
10200 (do_scalar_typedef): Declare.
10201 (create_scalar_type): Update prototype.
10202 * gengtype.c (string_type): Make static.
10203 (scalar_nonchar, scalar_char): New.
10204 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10205 (resolve_typedef): Use scalar_nonchar for error recovery.
10206 (create_scalar_type): Remove name_len field. Return scalar_char
10207 or scalar_nonchar as appropriate.
10208 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10209 to use string_type.
10210 (throughout): Use scalar_nonchar instead of calling
10211 create_scalar_type, whenever possible.
10212 (main): Initialize scalar_char and scalar_nonchar before calling
10214 * gengtype-lex.l: Adjust for removal of second argument to
10215 create_scalar_type. Use yylval.s instead of yylval.t when
10217 * gengtype-yacc.y: Type of SCALAR is string. Call
10218 create_scalar_type from type:SCALAR rule. Adjust for removal of
10219 second argument to create_scalar_type.
10221 * vec.h: Remove all #if IN_GENGTYPE blocks.
10222 Add comment saying that changes may require adjustments to gengtype.
10223 * gengtype.c: Don't include coretypes.h or tm.h.
10224 Add comment to inclusion of errors.h.
10225 (note_def_vec, note_def_vec_alloc): New functions.
10226 * gengtype.h: Declare new functions.
10227 * gengtype-lex.l: Don't include coretypes.h.
10228 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10230 (update_lineno): Remove unnecessary prototype.
10231 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10232 (VEC rule): Just return VEC_TOKEN.
10233 * gengtype-yacc.y (VEC_TOKEN): New token type.
10234 (type): Add a production for VEC(a,b).
10235 * Makefile.in: Update dependencies.
10237 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10238 typedefs that use the old PARAMS macro.
10240 * gengtype-lex.l: Remove all rules and states relating to yacc
10242 * gengtype-yacc.y: Similarly.
10243 * gengtype.c (note_yacc_type): Delete function.
10244 * gengtype.h: Update prototypes.
10246 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10248 * tree-pretty-print.c (dump_generic_node): Report precision of
10249 unnamed integer types.
10251 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10253 * ifcvt.c (noce_try_store_flag_constants): Don't check
10254 no_new_pseudos here.
10255 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10256 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10257 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10258 noce_try_sign_mask): Likewise.
10259 (if_convert): Check no_new_pseudos here.
10261 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10263 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10264 (noce_get_condition): Handle new then_else_reversed argument.
10265 (noce_init_if_info): Remove, fold into noce_find_if_block.
10266 (noce_process_if_block): Take a struct noce_if_info as the
10267 argument. Don't set up one based on ce_if_info. Update pointer
10268 references accordingly.
10269 (cond_move_process_if_block): Likewise.
10270 (process_if_block): Removed.
10271 (find_if_block): Removed. Move functionality two new functions,
10272 noce_find_if_block and cond_exec_find_if_block.
10273 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10274 blocks and the symmetric IF-ELSE-JOIN case.
10275 (cond_exec_find_if_block): Also new function mostly based on old
10276 find_if_block and process_if_block.
10277 (find_if_header): Replace find_if_block call with separately
10278 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10279 (find_cond_trap): Update noce_get_condition call.
10280 (dead_or_predicable): Likewise.
10282 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10284 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10286 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10287 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10288 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10289 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10290 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10291 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10292 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10293 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10294 __builtin_ia32_psrad128 builtins.
10296 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10298 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10299 * config/i386/constraints.md
10300 (define_constraint "I"): Use IN_RANGE macro.
10301 (define_constraint "J"): Ditto.
10302 (define_constraint "K"): Ditto.
10303 (define_constraint "M"): Ditto.
10304 (define_constraint "N"): Ditto.
10305 (define_constraint "O"): Ditto.
10306 * config/i386/predicates.md
10307 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10308 (define_predicate "const_0_to_3_operand"): Ditto.
10309 (define_predicate "const_0_to_7_operand"): Ditto.
10310 (define_predicate "const_0_to_15_operand"): Ditto.
10311 (define_predicate "const_0_to_63_operand"): Ditto.
10312 (define_predicate "const_0_to_255_operand"): Ditto.
10313 (define_predicate "const_1_to_31_operand"): Ditto.
10314 (define_predicate "const_2_to_3_operand"): Ditto.
10315 (define_predicate "const_4_to_7_operand"): Ditto.
10317 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10319 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10320 in SImode for save_world.
10321 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10324 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10326 PR tree-optimization/30784
10327 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10330 2007-03-25 Revital Eres <eres@il.ibm.com>
10332 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10333 Fold movement_possibility function into it.
10335 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10337 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10338 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10339 (call_indirect_nonlocal_darwin64): Same.
10340 (call_nonlocal_darwin64): Same.
10341 (call_value_indirect_nonlocal_darwin64): Same.
10342 (call_value_nonlocal_darwin64): Same.
10343 (sibcall_nonlocal_darwin64): Same.
10344 (sibcall_value_nonlocal_darwin64): Same.
10345 (sibcall_symbolic_64): Same.
10346 (sibcall_value_symbolic_64): Same.
10347 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10349 (rs6000_emit_load_toc_table): Same.
10350 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10351 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10353 (divss_call): Same.
10354 (divus_call): Same.
10355 (quoss_call): Same.
10356 (quous_call): Same.
10357 (load_toc_v4_pic_si): Same
10358 (load_toc_v4_PIC_1): Same.
10359 (load_toc_v4_PIC_1b): Same.
10360 (call_indirect_aix{32,64}): Same.
10361 (call_value_indirect_aix{32,64}): Same.
10363 (call_value): Same.
10364 (call_local{32,64}): Same.
10365 (call_value_local{32,64}): Same.
10366 (call_indirect_nonlocal_aix{32,64}): Same.
10367 (call_nonlocal_aix{32,64}): Same.
10368 (call_value_indirect_nonlocal_aix{32,64}): Same.
10369 (call_value_nonlocal_aix{32,64}): Same.
10370 (call_indirect_nonlocal_sysv<mode>): Same.
10371 (call_nonlocal_sysv<mode>): Same.
10372 (call_value_indirect_nonlocal_sysv<mode>): Same.
10373 (call_value_nonlocal_sysv<mode>): Same.
10375 (sibcall_local{32,64}): Same.
10376 (sibcall_value_local{32,64}): Same.
10377 (sibcall_nonlocal_aix{32,64}): Same.
10378 (sibcall_value_nonlocal_aix{32,64}): Same.
10379 (sibcall_nonlocal_sysv<mode>): Same.
10380 (sibcall_value): Same.
10381 (sibcall_value_nonlocal_sysv<mode>): Same.
10383 2007-03-24 Paul Brook <paul@codesourcery.com>
10385 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10386 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10388 2007-03-24 Richard Henderson <rth@redhat.com>
10390 * config/ia64/constraints.md: New file.
10391 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10392 satisfies_constraint_?.
10393 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10394 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10395 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10396 ia64_output_mi_thunk): Likewise.
10397 (ia64_const_ok_for_letter_p): Remove.
10398 (ia64_const_double_ok_for_letter_p): Remove.
10399 (ia64_extra_constraint): Remove.
10400 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10401 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10402 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10403 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10404 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10405 EXTRA_MEMORY_CONSTRAINT): Remove.
10406 * config/ia64/ia64.md: Include constriants.md. Replace
10407 CONST_OK_FOR_? with satisfies_constraint_?.
10409 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10410 H.J. Lu <hongjiu.lu@intel.com>
10412 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10414 (name macros): Use DPD_BID_NAME to convert names properly.
10416 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10417 decimal floating point format.
10418 (init_floating_libfuncs): Change decimal functions so that they
10419 have a "bid_" prefix if the decimal system uses the BID format,
10420 and "dpd_" prefix if the decimal system uses the DPD format.
10421 (init_interclass_conv_libfuncs): Ditto.
10422 (init_intraclass_conv_libfuncs): Ditto.
10424 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10425 using the BID format.
10427 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10428 whether we are using the BID decimal format.
10429 * configure: Regenerate.
10431 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10432 the compiler has decimal floating point enabled. Define
10433 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10436 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10437 using the BID format.
10439 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10440 whether we are using the BID decimal format.
10441 * configure: Regenerate.
10443 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10444 the compiler has decimal floating point enabled. Define
10445 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10448 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10449 options, and that it is enabled for i386/x86_64 systems.
10451 * Makefile.in (enable_decimal_float): New.
10453 (DECNUMINC): Add -I$(DECNUMFMT).
10454 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10455 to $(DECNUMFMT) from $(DECNUM).
10457 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10458 Substitute enable_decimal_float.
10459 * configure: Regenerated.
10462 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10465 * configure.ac: Enable decimal float for x86_64-*-linux*.
10466 * configure: Regenerated.
10469 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10470 decimal128ClearSign to flip and clear the sign bit in decimal128.
10471 (decimal_real_maxval): Set decimal128SetSign to set the sign
10474 2007-03-23 Ian Lance Taylor <iant@google.com>
10476 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10478 2007-03-23 Ian Lance Taylor <iant@google.com>
10480 * tree-dump.c (dump_files): Correct comment.
10482 2007-03-23 Ian Lance Taylor <iant@google.com>
10484 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10486 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10488 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10489 in cfglayout mode. Don't go into and out of cfglayout mode.
10490 Link the blocks in the order of the constructed traces.
10491 (rest_of_handle_tracer): Adjust call to tracer.
10492 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10493 Don't go into cfglayout mode.
10494 (rtl_loop_done): Don't go out of cfglayout mode.
10495 * cfglayout.c (relink_block_chain): New function, split out from...
10496 (fixup_reorder_chain): ...here. Remove redundant checking.
10497 (cfg_layout_finalize): Don't clear the header, footer, and aux
10498 fields here, move the code to do so to relink_block_chain. Likewise
10499 for free_original_copy_tables.
10500 * rtl.h (tracer): Update prototype.
10501 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10502 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10503 mode. Use relink_block_chain to serialize the CFG according to the
10504 new basic block order. Move targetm.cannot_modify_jumps_p check from
10506 (gate_handle_reorder_blocks): ...to here.
10507 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10509 (gate_duplicate_computed_gotos): ...to here.
10510 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10511 something always changes when going into and out of cfglayout mode.
10512 Perform an expensive cfg cleanup while going into cfglayout mode.
10513 Always update liveness information on HAVE_conditional_execution
10514 targets. Reserialize the basic blocks and go out of cfglayout mode.
10515 * reg-stack.c: Include cfglayout.h.
10516 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10517 the call to reorder_basic_blocks.
10518 * basic-block.h (reorder_basic_blocks): Update prototype.
10519 (relink_block_chain): New prototype.
10520 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10522 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10524 * config/mips/mips.md (type, hazard, *movdi_32bit,
10525 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10526 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10527 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10528 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10529 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10531 (movcc): Change first xfer to multi.
10532 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10533 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10534 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10535 config/mips/generic.md: Change reservations using "xfer" to use
10537 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10538 using match_operand.
10539 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10540 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10542 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10544 2007-03-22 Richard Henderson <rth@redhat.com>
10546 * config/i386/i386.c: Remove unnecessary function declarations.
10547 Move targetm definition, and all related macros, to the end of
10548 the file. Resort some functions to put definitions before uses.
10549 (ix86_attribute_table): Make static. Move to end of file.
10550 (ix86_gimplify_va_arg): Make static.
10552 2007-03-22 Richard Henderson <rth@redhat.com>
10554 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10555 don't increase local_regparm with force_align_arg_pointer check.
10556 (ix86_function_sseregparm): Assert 32-bit.
10557 (type_has_variadic_args_p): New.
10558 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10559 type_has_variadic_args_p.
10560 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10561 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10562 use memset instead. Do maybe_vaarg check first; skip attribute
10563 tests if true; skip attribute tests for 64-bit.
10564 (construct_container): Remove TARGET_DEBUG_ARG.
10565 (function_arg_advance_32, function_arg_advance_64): Split out ...
10566 (function_arg_advance): ... from here.
10567 (function_arg_32, function_arg_64): Split out ...
10568 (function_arg): ... from here.
10569 (ix86_pass_by_reference): Tidy.
10570 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10571 (function_value_32): New, from parts of ix86_function_value
10572 and ix86_value_regno.
10573 (function_value_64): New, from parts of ix86_function_value
10574 and ix86_libcall_value.
10575 (ix86_function_value_1): New.
10576 (ix86_function_value, ix86_libcall_value): Use it.
10577 (return_in_memory_32, return_in_memory_64): Split out ...
10578 (ix86_return_in_memory): ... from here.
10579 (ix86_struct_value_rtx): Skip for 64-bit.
10580 (ix86_libcall_value, ix86_value_regno): Remove.
10581 (setup_incoming_varargs_64): Split out ...
10582 (ix86_setup_incoming_varargs): ... from here.
10583 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10584 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10585 * config/i386/i386-protos.h (ix86_function_value): Remove.
10586 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10588 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10591 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10592 infinities not supported, otherwise emit warning if -Woverflow. On
10593 underflow, emit warning if -Woverflow.
10594 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10596 * real.h (real_from_string): Update declaration
10598 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10599 Richard Henderson <rth@redhat.com>
10601 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10602 * calls.c (compute_argument_block_size, expand_call,
10603 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10604 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10605 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10606 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10607 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10608 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10609 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10610 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10613 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10615 * c-incpath.c (add_sysroot_to_chain): New.
10616 (merge_include_chains): Add sysroot argument. Call
10617 add_sysroot_to_chain if sysrooted.
10618 (register_include_chains): Update call to merge_include_chains.
10619 * doc/cppopts.texi: Document use of '=' in include directory
10622 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10624 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10625 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10626 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10627 insn pattern using X87MODEF12 mode macro.
10629 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10631 * regmove.c (regmove_optimize): Use reg_mentioned_p
10632 instead of reg_overlap_mentioned_p for DST.
10634 2007-03-21 Mike Stump <mrs@apple.com>
10636 * c.opt: Fixup for Objective-C/C++.
10638 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10640 * explow.c (convert_memory_address): Fold memory reference when
10641 POINTERS_EXTEND_UNSIGNED < 0
10643 2007-03-21 Richard Henderson <rth@redhat.com>
10646 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10647 * config/i386/mmintrin.h (__m64): Likewise.
10648 * config/i386/xmmintrin.h (__m128): Likewise.
10650 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10652 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10653 (VXWORKS_OS_CPP_BUILTINS): Define.
10654 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10655 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10657 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10659 * rtl.h (constant_pool_reference_p): Delete.
10660 (find_constant_src): Declare.
10661 * rtlanal.c (find_constant_src): New function.
10662 * simplify-rtx.c (constant_pool_reference_p): Delete.
10663 * config/i386/i386.md: Use find_constant_src instead of
10664 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10666 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10668 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10669 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10671 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10673 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10674 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10675 (arm_elf_asm_constructor): Use it.
10676 (arm_elf_asm_destructor): New function.
10678 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10680 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10682 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10684 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10686 2007-03-19 Andrew Haley <aph@redhat.com>
10688 PR tree-optimization/31264
10689 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10690 VIEW_CONVERT_EXPRs.
10692 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10694 PR rtl-optimization/30907
10695 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10696 (fwprop_init): Always call loop_optimizer_initialize.
10697 (fwprop_done): Always call loop_optimizer_finalize.
10698 (fwprop): We always have loop info now.
10699 (gate_fwprop_addr): Remove.
10700 (pass_fwprop_addr): Use gate_fwprop as gate.
10702 PR rtl-optimization/30841
10703 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10704 df_chain_alloc): Call df_reorganize_refs unconditionally.
10705 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10706 refs_organized to refs_organized_size.
10707 (df_ref_create_structure): Use refs_organized_size instead of
10708 bitmap_size if refs had been organized, and keep refs_organized_size
10710 * df.h (struct df_ref_info): Change refs_organized to
10711 refs_organized_size.
10712 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10715 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10717 * except.c (output_function_exception_table): Do not reference the
10718 EH personality routine for functions that do not require an
10721 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10724 * c-typeck.c (convert_for_assignment): Call comptypes for
10725 RECORD_TYPE or UNION_TYPE.
10727 PR inline-asm/30505
10728 * reload1.c (reload): Do invalid ASM checking after
10729 cleanup_subreg_operands.
10731 2007-03-19 Jeff Law <law@redhat.com>
10733 * tree-cfg.c (find_taken_edge): Tighten conditions for
10734 optimizing computed gotos.
10736 2007-03-19 Michael Matz <matz@suse.de>
10738 * builtins.c (expand_builtin_sync_operation,
10739 expand_builtin_compare_and_swap,
10740 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10743 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10744 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10747 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10749 * doc/tm.texi: Add brackets around the return type of
10750 TARGET_SECONDARY_RELOAD.
10752 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10753 Richard Guenther <rguenther@suse.de>
10755 PR tree-optimization/31254
10756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10757 Use handled_component_p () where appropriate. Continue
10758 propagating into the rhs if we propagated into an INDIRECT_REF
10761 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10763 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10764 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10765 (xde, xdee): Mode attributes adjusted to support DFP modes.
10766 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10767 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10768 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10769 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10770 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10771 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10772 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10774 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10775 "movsf"): Insn definitions removed.
10776 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10777 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10778 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10780 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10781 "reload_in<mode>", "reload_out<mode>"): Expander added.
10782 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10785 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10787 * config/s390/s390.md: Only non-functional changes. Renamed
10788 FPR mode macro to BFP all over the file.
10790 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10792 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10793 (op_type attribute): RRF instruction type added.
10794 (fT0): New mode attribute.
10795 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10796 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10797 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10798 instruction no secondary memory is needed when moving DFmode values
10799 between GPRs and FPRs.
10801 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10803 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10804 inverted and documentation adjusted.
10805 ("mhard-dfp", "msoft-dfp"): New options.
10806 * config/s390/s390.c (s390_handle_arch_option): New architecture
10808 (override_options): Sanity checks for the new options added.
10809 * config.gcc: New architecture switch: z9-ec.
10810 * config/s390/s390.h (processor_flags): PF_DFP added.
10811 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10812 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10813 when the bit is NOT set so remove it from the defaults.
10815 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10817 * genemit.c (main): Print include statement for dfp.h.
10818 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10821 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10823 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10825 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10828 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10829 instead of PATTERN.
10831 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10833 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10834 attr_length_call, output_call, output_indirect_call): Cleanup
10835 formatting of targetm calls.
10837 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10839 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10841 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10843 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10844 reservation, bypass and anti-bypass descriptions for these
10845 instructions. Update move patterns.
10846 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10849 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10851 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10852 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10853 (get_initial_def_for_reduction): Likewise.
10855 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10857 Fix PR tree-optimization/29922
10858 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10859 (get_representative): Removed.
10860 (value_dies_in_block_x): Update for rvuse removal.
10861 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10862 (compute_antic_aux): Handle when PHI nodes appear in
10863 non-single-successors.
10864 (dump_bitmap_of_names): Removed.
10865 (compute_antic_safe): Renamed and removed rvuse calculation.
10866 Calculate only antic safe.
10867 (insert_into_preds_of_block): Remove assert.
10868 (execute_pre): Update for renamed functions.
10869 (defer_or_phi_translate_block): New function.
10871 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10873 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10874 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10876 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10877 Follow spelling conventions.
10879 * tree-data-ref.h: Remove the prototype for analyze_array.
10881 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10883 PR tree-optimization/31041
10884 * tree-vect-transform.c (get_initial_def_for_induction): Call
10885 force_gimple_operand.
10887 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10889 * ipa-type-escape.c (look_for_casts) : Revert code to use
10890 handled_component_p due to ada test a-numaux.adb.
10892 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10894 * final.c (final_scan_insn): Alter the condition of a
10895 conditional trap if we have nonstandard CC.
10897 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10899 * configure.ac: Remove excess quoting from asm line 0 test.
10900 * configure: Rebuilt.
10902 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10904 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10905 * c-common.c (convert_and_check): Move warning logic to...
10906 (warnings_for_convert_and_check): ...here. Define.
10907 * c-common.h (warnings_for_convert_and_check): Declare.
10909 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10911 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10912 (output_call): Likewise.
10914 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10916 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10918 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10920 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10922 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10924 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10925 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10927 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10929 PR tree-optimization/31183
10930 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10931 Use double_int instead of unsigned int for representing access_strides.
10932 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10934 2007-03-16 Richard Guenther <rguenther@suse.de>
10936 PR tree-optimization/31146
10937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10938 to allow recursion of forward_propagate_addr_expr.
10939 (forward_propagate_addr_into_variable_array_index): Likewise.
10940 (forward_propagate_addr_expr): Likewise.
10941 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10942 (forward_propagate_addr_expr_1): Recurse on simple copies
10943 instead of propagating into them. Do so for useless conversions
10945 (forward_propagate_addr_expr): Clean up unused statements after
10948 2007-03-16 Richard Guenther <rguenther@suse.de>
10950 * builtins.c (expand_builtin_cexpi): Use the right argument
10951 for the expansion via cexp.
10953 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10955 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10956 * configure: Rebuilt.
10958 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10961 * dwarf2out.c (force_type_die): Adjust comment.
10962 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10964 2007-03-15 DJ Delorie <dj@redhat.com>
10966 * config/frv/predicates.md (minmax_operator): Don't check operands
10969 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10971 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10972 Update constant estimates of number of iterations.
10973 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10974 argument renamed to "realistic".
10975 (compute_estimated_nb_iterations): Removed.
10976 (record_niter_bound): New function.
10977 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10978 call record_nonwrapping_iv with upper = false.
10979 (infer_loop_bounds_from_signedness): Pass upper argument to
10980 record_nonwrapping_iv.
10981 (estimate_numbers_of_iterations_loop): Do not call
10982 compute_estimated_nb_iterations. Record estimate based on profile
10983 information. Initialize the constant estimates of number of
10985 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10987 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10988 number of iterations is too small.
10989 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10990 (EST_NOT_AVAILABLE): Removed.
10991 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10992 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10995 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10997 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10998 Handle NE_EXPR guards.
11000 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11003 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
11004 Set also -pedantic-errors by default for the preprocessor unless
11005 -fpermissive is given.
11007 2007-03-15 Richard Guenther <rguenther@suse.de>
11009 PR middle-end/29719
11010 PR middle-end/31161
11011 * builtins.c (expand_builtin_cexpi): As a fallback if we
11012 don't have builtins for sincos or cexp create a function
11013 declaration for cexp and expand to a call to that.
11014 (expand_builtin_int_roundingfn): Always fall
11015 back to floor/ceil and its variants even if they may be
11018 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
11020 PR middle-end/31159
11021 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
11022 jump tables, move the call to delete_dead_jumptables from here...
11023 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
11024 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
11025 don't allow merging of blocks that try_redirect_by_replacing_jump
11026 also does not handle when not optimizing.
11028 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11029 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11031 * config/i386/i386.md (x86_sahf_1): Correctly handle
11034 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
11037 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
11038 x86_64_general_operand as operand[2] predicate. Remove "iF"
11039 from operand constraints and use "e" constraint instead.
11040 (*subti3_1, *subti3_1 splitter): Ditto.
11041 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
11042 operand[1] predicate.
11044 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
11046 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
11047 arrays, multiply the access strides by the size of the sub-array.
11048 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
11050 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11052 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
11053 the configured assembler supports the sahf mnemonic.
11054 * configure: Regenerate.
11055 * config.in: Regenerate.
11057 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
11058 emit "sahf" or ".byte\t0x9e" as asm template.
11060 2007-03-14 Michael Meissner <michael.meissner@amd.com>
11063 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
11064 option to replace hard coded TARGET_xxx in md file.
11065 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
11066 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11067 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
11068 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
11069 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
11070 (X86_TUNE_NOT_VECTORMODE): Ditto.
11071 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
11072 (TUNE_AVOID_VECTOR_DECODE): Ditto.
11073 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
11074 (TUNE_SLOW_IMUL_IMM8): Ditto.
11075 (TUNE_MOVE_M1_VIA_OR): Ditto.
11076 (TUNE_NOT_UNPAIRABLE): Ditto.
11077 (TUNE_NOT_VECTORMODE): Ditto.
11079 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
11082 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
11083 tuning options instead of hard coded TARGET_xxx.
11084 (fix ssemode peephole2's): Ditto.
11085 (imul peephole2's): Ditto.
11087 (movdi_or_rex64): Ditto.
11088 (move peephole2): Ditto.
11089 (not peephole2's): Ditto.
11091 2007-03-14 Dirk Mueller <dmueller@suse.de>
11093 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
11094 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
11095 * c-parser.c (c_parser_if_body): Always add an empty statement in case
11097 * c-parser.c (c_parser_do_statement): Warn about empty body in
11098 do/while statement.
11099 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
11100 * doc/invoke.texi (-Wempty-body): Update documentation.
11102 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11105 * c-common.h (warn_for_div_by_zero): Declare.
11106 * c-common.c (warn_for_div_by_zero): Define.
11107 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
11110 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11112 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
11113 to PREFIX and STANDARD_PREFIX.
11115 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11116 Phil Edwards <phil@codesourcery.com>
11118 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
11119 (__gthread_once_t): Remove busy field for RTPs.
11120 (__GTHREAD_ONCE_INIT): Update accordingly.
11122 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11124 * doc/invoke.texi: Document VxWorks options.
11126 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
11128 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
11130 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
11132 PR tree-optimization/30590
11133 * tree-nrv.c (tree_nrv): Check for the partial update of the
11136 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11138 * flags.h (flag_random_seed): Remove declaration, in favor of...
11139 * toplev.h (get_random_seed, set_random_seed): ... these.
11140 * tree.c (get_file_function_name): Use the former.
11141 * opts.c (common_handle_option): Use the latter.
11144 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11146 PR middle-end/31127
11147 * cse.c (cse_find_path): Do not bail out if a basic block that
11148 we already visited now becomes part of a path that starts at a
11149 different basic block. Just disallow this, to make sure we
11150 visit each basic block at most once.
11152 2007-03-13 Jan Hubicka <jh@suse.cz>
11154 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11155 attributes, when profile esitmate is present, calls with very low
11156 frequency are cold.
11158 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11160 PR tree-optimization/30730
11161 PR tree-optimization/26900
11162 * tree-ssa-loop-niter.c: Include gmp.h.
11163 (bounds): New type.
11164 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11165 split_to_var_and_offset, determine_value_range,
11166 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11167 bound_difference, bounds_add, bounds_negate,
11168 number_of_iterations_ne_max, dump_affine_iv): New functions.
11169 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11170 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11171 difference of initial and final value of control iv to validate
11173 (number_of_iterations_cond): Add loop parameter. Determine bounds
11174 on the difference of the extremes of the control iv. Add dumps.
11175 (expand_simple_operations): Handle phi nodes.
11176 (simplify_using_initial_conditions): Do not record used conditions.
11177 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11178 Do not set additional_info.
11179 (implies_nonnegative_p, implies_ge_p): Removed.
11180 (derive_constant_upper_bound): Do not use parameter `additional'.
11181 (record_estimate): Parameter `additional' removed. Parameter
11182 `i_bound' added. Do not call derive_constant_upper_bound.
11183 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11184 bound the number of iterations estimate.
11185 (estimate_numbers_of_iterations_loop): Pass the estimate from
11186 the number of iterations analysis to record_estimate.
11187 * tree.h (multiple_of_p): Declare.
11188 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11189 (scev_const_prop): Do not check expression_expensive_p.
11190 * fold-const.c (multiple_of_p): Exported.
11191 * double-int.c (double_int_mask): Exported.
11192 * double-int.h (double_int_mask): Declare.
11193 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11194 field. Added max field.
11196 2007-03-13 David Taylor <taylor@candd.org>
11199 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11202 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11205 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11206 two unamed patterns.
11208 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11210 * config/i386/i386.opt (mcx16, msahf): New options.
11211 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11212 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11214 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11215 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11216 Output -mcx16 and -msahf options when corresponding bit is set.
11218 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11219 and -msahf options.
11221 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11223 * configure.ac: Test for assembler tolerance to # 0 "".
11224 * configure, config.in: Rebuilt.
11225 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11227 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11229 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11231 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11232 (handle_syscall): Handle direct system calls.
11233 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11235 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11237 * doc/invoke.texi: Fix cpp.info cross-reference.
11238 * doc/passes.texi: Fix gcc.info cross-reference.
11240 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11242 PR tree-optimization/30835
11243 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11244 bb_for_stmt is not NULL before accessing it.
11246 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11248 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11251 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11254 * doc/install.texi: Document --enable-stage1-languages
11256 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11258 * tree-pass.h (pass_into_cfg_layout_mode,
11259 pass_outof_cfg_layout_mode): Declare.
11260 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11261 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11262 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11263 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11265 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11267 * c-decl.c (warn_variable_length_array): New function.
11268 Refactored from grokdeclarator to handle warn_vla
11269 and handle unnamed array case.
11270 (grokdeclarator): Refactored VLA warning case.
11271 * c.opt (Wvla): New flag.
11272 * doc/invoke.texi (Wvla): New warning.
11274 2007-03-12 Richard Henderson <rth@redhat.com>
11276 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11277 (TARGET_SECTION_TYPE_FLAGS): New.
11279 2007-03-12 Richard Henderson <rth@redhat.com>
11281 * config/darwin.c (machopic_reloc_rw_mask): New.
11282 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11283 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11285 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11287 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11288 * cppdefault.h (cpp_PREFIX): Document.
11289 (cpp_PREFIX_len): Likewise.
11290 (cpp_EXEC_PREFIX): New variable.
11291 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11292 * c-incpath.c (add_standard_paths): Correct logic for relocating
11293 paths within prefix.
11295 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11297 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11298 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11300 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11301 fix_truncdfdi_sse using SSEMODEF mode macro.
11302 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11303 fix_truncdfsi_sse using SSEMODEF mode macro.
11304 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11305 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11307 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11309 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11310 elfos.h to tm_file.
11312 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11314 * tree.h : Add multiple_of_p declaration.
11315 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11316 * ipa-type-escape.c (results_of_malloc): Redundant.
11317 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11318 (cast_type): Extended with new members.
11319 (check_cast): Returns cast_type.
11320 (cast): New structure for data of walk_use_def_chains.
11321 (is_malloc_result, is_cast_from_non_pointer_1,
11322 is_cast_from_non_pointer,
11323 is_array_access_through_pointer_and_index): New functions.
11324 (look_for_casts): Returns cast types.
11325 (check_call): Returns void.
11326 (okay_pointer_operation): Use support of pointer plus index,
11327 pointer plus constant and allow all multiplications.
11329 2007-03-11 Richard Guenther <rguenther@suse.de>
11331 PR tree-optimization/31115
11332 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11333 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11334 A shift count of zero is not special as with *_DIV_EXPR.
11335 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11338 2007-03-11 Ian Lance Taylor <iant@google.com>
11340 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11341 the *_DIV_EXPR codes correctly with overflow infinities.
11343 2007-03-11 Ira Rosen <irar@il.ibm.com>
11345 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11346 indicate success/failure of the analysis. Add negation to subtrahend
11347 in case of subtraction. Fail if both operands contain constants.
11348 (create_data_ref): Fail if analyze_offset fails.
11350 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11352 * config/i386/i386.md (frndintxf2): Rename to ...
11353 (rintxf2): ... this. Remove expander having same name.
11354 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11355 (roundsf2, rounddf2): Ditto.
11356 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11357 (lround<mode>di2, lround<mode>si2): Ditto.
11359 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11361 * lower-subreg.c: Include except.h.
11362 (decompose_multiword_subregs): Verify that the only control flow
11363 insns we can split are loads to multi-words pseudos.
11364 Handle breaking such blocks after splitting, instead of calling
11365 find_many_sub_basic_blocks.
11367 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11368 on the new basic block. Add a lengthy comment explaining why we
11369 thought this was necessary.
11370 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11372 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11375 * tree.c (walk_type_fields): Recurse into the element type of
11376 ARRAY_TYPEs if there is a pointer set.
11378 2007-03-10 Dirk Mueller <dmueller@suse.de>
11380 * c-common.c (warn_logical_operator): Fix condition.
11382 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11384 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11386 * config/darwin.c (machopic_select_section): Remove superfluous
11387 argument in call to categorize_decl_for_section. Remove unused
11390 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11392 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11394 * configure: Regenerate.
11396 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11399 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11400 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11401 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11402 Add LABEL_NUSES to emitted label.
11403 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11404 branch probability value to emitted jump insn.
11405 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11406 Do not check life information and do not re-arrange input operands
11407 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11409 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11411 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11412 the change of decode_asm_operands.
11414 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11416 * mode-switching.c (create_pre_exit): Skip blockage insn.
11418 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11420 * tree-pass.h (TODO_update_smt_usage): Remove.
11422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11426 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11428 * pa.c (attr_length_call): Revise condition for long
11429 pc-relative branch.
11430 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11431 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11432 sequence on SOM target.
11434 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11436 * gcc.c: Document %{, in big comment at top.
11437 (input_suffix_matches): Remove special handling for .s and
11439 (input_spec_matches): New.
11440 (handle_braces): Handle %{,.
11441 (validate_switches): ',' indicates a value which is not a switch.
11442 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11443 to detect assembler input.
11444 * config/i386/sol2.h (CPP_SPEC): Likewise.
11445 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11446 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11447 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11448 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11449 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11450 -m64 causes deployment target to default to 10.5.
11451 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11453 2007-03-09 Richard Henderson <rth@redhat.com>
11456 * target.h (targetm.asm.out.reloc_rw_mask): New.
11457 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11458 (TARGET_ASM_OUT): Use it.
11459 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11460 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11461 use the new reloc_rw_mask target hook instead.
11462 (default_section_type_flags_1): Merge into...
11463 (default_section_type_flags): ... here.
11464 (decl_readonly_section_1): Merge into...
11465 (decl_readonly_section): ... here.
11466 (default_elf_select_section_1): Merge into...
11467 (default_elf_select_section): ... here.
11468 (default_unique_section_1): Merge into...
11469 (default_unique_section): ... here.
11470 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11471 (default_select_rtx_section): Use it.
11472 (default_elf_select_rtx_section): Likewise.
11473 * output.h: Update to match.
11474 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11475 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11476 (TARGET_ASM_RELOC_RW_MASK): New.
11477 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11478 to categorize_decl_for_section.
11479 (x86_64_elf_unique_section): Likewise.
11480 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11481 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11482 (TARGET_ASM_RELOC_RW_MASK): New.
11483 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11484 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11485 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11486 (TARGET_RWRELOC): Remove.
11487 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11488 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11489 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11490 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11491 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11492 (rs6000_xcoff_select_section): Use decl_readonly_section.
11493 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11494 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11495 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11496 (TARGET_SECTION_TYPE_FLAGS): Remove.
11497 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11499 2007-03-09 Roger Sayle <roger@eyesopen.com>
11501 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11502 complex constant equality/inequality comparisons for here.
11503 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11504 known at compile-time or can be simplified to a scalar comparison.
11505 (fold_relational_const): Move compile-time evaluation of complex
11506 constant equality/inequality comparisons to here.
11508 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11510 PR rtl-optimization/30643
11511 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11513 (fold_rtx): Recurse, like before 2006-11-03.
11515 2007-03-09 DJ Delorie <dj@redhat.com>
11517 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11520 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11522 PR tree-optimization/30375
11523 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11524 LHS of statements is not the same.
11525 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11527 2007-03-09 Chao-ying Fu <fu@mips.com>
11529 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11531 * doc/invoke.texi (-mdspr2): Document new option.
11532 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11533 New unspec for DSP REV 2.
11534 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11535 these instructions are extended in DSP REV 2.
11536 (mips-dspr2.md): Include.
11537 * config/mips/mips.opt (mdspr2): New option.
11538 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11539 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11540 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11541 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11542 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11543 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11544 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11546 (bdesc_map): Add one field of unsupported_target_flags.
11547 (bdesc_arrays): Update entries to have extra fields. Add
11549 (mips_init_builtins): Initialize new function types.
11550 Check unsupported_target_fileds to filter out builtins.
11551 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11553 (ASM_SPEC): Pass mdspr2 to the assembler.
11554 * config/mips/mips-dspr2.md: New file.
11556 2007-03-09 Sa Liu <saliu@de.ibm.com>
11558 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11560 2007-03-09 Ian Lance Taylor <iant@google.com>
11562 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11563 argument) like -Wstrict-overflow=2.
11564 * doc/invoke.texi (Warning Options): Update documentation.
11566 2007-03-09 Dirk Mueller <dmueller@suse.de>
11569 * doc/invoke.texi (-Wlogical-op): Document.
11570 * common.opt (-Wlogical-op): New.
11571 * c-common.h (warn_logical_operator): Declare.
11572 * c-common.c (warn_logical_operator): Define.
11573 * c-typeck.c (parser_build_binary_op): Call
11574 warn_logical_operator.
11576 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11578 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11579 * final.c (final_scan_insn): Test for non-"" file name.
11581 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11583 * doc/loop.texi: Document the Omega linear constraints solver.
11584 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11585 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11586 omega-hash-table-size, omega-max-keys, and
11587 omega-eliminate-redundant-constraints.
11588 * tree-pass.h (pass_check_data_deps): Declared.
11591 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11592 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11593 pass_check_data_deps): New.
11594 * tree-data-ref.c (init_data_ref): Remove declaration.
11595 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11596 (analyze_array): Renamed init_array_ref, move up initializations.
11597 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11598 Removed arguments that are set to NULL.
11599 (analyze_indirect_ref): Correct indentation, correct call to
11601 (object_analysis): Call init_array_ref instead of analyze_array.
11602 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11603 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11604 of DR_ACCESS_FNS_ADDR.
11605 (init_omega_eq_with_af, omega_extract_distance_vectors,
11606 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11607 ddr_consistent_p): New.
11608 (compute_affine_dependence): Check consistency of ddrs when
11609 flag_check_data_deps is passed.
11610 (analyze_all_data_dependences): Uncomment.
11611 (tree_check_data_deps): New.
11612 * tree-data-ref.h: Include omega.h.
11613 (DR_ACCESS_FNS_ADDR): Removed.
11614 (data_dependence_relation): Add inner_loop.
11615 (DDR_INNER_LOOP): New.
11616 * common.opt (fcheck-data-deps): New.
11617 * tree-flow.h (tree_check_data_deps): Declare.
11618 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11619 (OBJS-common): Depend on omega.o.
11621 * passes.c (pass_check_data_deps): Scheduled.
11622 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11623 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11624 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11625 PARAM_VECT_MAX_VERSION_CHECKS,
11626 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11628 2007-03-09 Richard Guenther <rguenther@suse.de>
11630 PR tree-optimization/30904
11631 PR middle-end/31058
11632 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11633 the same way as *_DIV_EXPR.
11635 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11637 * recog.c (decode_asm_operands): No mixed declarations and code.
11639 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11641 * rtl.def (ASM_INPUT): Add location.
11642 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11643 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11644 (decode_asm_operands): Add loc operand.
11645 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11646 * stmt.c (expand_asm): Rename to...
11647 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11648 gen_rtx_ASM_INPUT_loc.
11649 (expand_asm_expr): Adjust.
11650 * recog.c (decode_asm_operands): Add loc operand.
11651 (check_asm_operands, extract_insn): Adjust.
11652 * reload1.c (maybe_fix_stack_asms): Likewise.
11653 * final.c (asm_insn_count): Likewise.
11654 (final_scan_insn): Output # line before and after asm.
11656 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11658 * tree-ssa-structalias.c (variable_info): Remove
11660 (new_var_info): Ditto.
11661 (shared_bitmap_info_t): New structure.
11662 (shared_bitmap_table): New variable.
11663 (shared_bitmap_hash): New function.
11664 (shared_bitmap_eq): Ditto
11665 (shared_bitmap_lookup): Ditto.
11666 (shared_bitmap_add): Ditto.
11667 (merge_smts_into): Change to take bitmap directly.
11668 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11669 (init_alias_vars): Init shared bitmap hashtable.
11670 (delete_points_to_sets): Delete shared bitmap hashtable.
11671 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11672 is_aliased removal as a change that was still necessary was
11675 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11677 * config/i386/i386.h (override_options): Conditionally disable
11678 x86_sahf for 64bit targets only.
11680 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11683 * c-decl.c (merge_decls): Don't call make_var_volatile.
11684 * varasm.c (make_var_volatile): Remove.
11685 * output.h (make_var_volatile): Remove.
11687 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11689 PR tree-optimization/31085
11690 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11692 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11694 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11695 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11696 ATTR_CONST_NOTHROW_LIST.
11698 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11701 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11703 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11705 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11708 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11710 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11711 passed, use shared libgcc.
11713 2007-03-08 Roger Sayle <roger@eyesopen.com>
11715 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11716 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11717 (honor_protect_cleanup_actions, lower_try_finally_switch):
11719 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11720 ifc_temp_var): Likewise.
11721 * tree-inline.c (setup_one_parameter): Likewise.
11722 * tree-mudflap.c (mf_decl_cache_locals,
11723 mf_build_check_statement_for): Likewise.
11724 * tree-nested.c (init_tmp_var, save_tmp_var,
11725 finalize_nesting_tree_1): Likewise.
11726 * tree-outof-ssa.c (insert_copy_on_edge,
11727 insert_backedge_copies): Likewise.
11728 * tree-profile.c (tree_gen_edge_profiler,
11729 tree_gen_ic_profiler): Likewise.
11730 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11731 * tree-sra.c (sra_build_assignment): Likewise.
11732 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11733 * tree-ssa-math-opts.c (insert_reciprocals,
11734 execute_cse_sincos_1): Likewise.
11735 * tree-tailcall.c (adjust_accumulator_values,
11736 adjust_return_value): Likewise.
11737 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11738 * tree-vect-transform.c (vect_create_data_ref_ptr,
11739 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11740 vect_create_epilog_for_reduction, vectorizable_reduction,
11741 vectorizable_call, vectorizable_conversion,
11742 vectorizable_assignment, vectorizable_operation,
11743 vectorizable_type_demotion, vect_gen_widened_results_half,
11744 vect_permute_store_chain, vectorizable_store,
11745 vect_setup_realignment, vect_permute_load_chain,
11746 vectorizable_load, vectorizable_condition,
11747 vect_create_cond_for_align_checks): Likewise.
11748 * tree-vrp.c (build_assert_expr_for): Likewise.
11750 2007-03-08 Ian Lance Taylor <iant@google.com>
11752 * tree-vrp.c: Include "intl.h".
11753 (usable_range_p): New static function.
11754 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11755 overflowed values, juts set *strict_overflow_p.
11756 (compare_values): Only return -2 if one of the operands is not a
11758 (compare_ranges): Call usable_range_p.
11759 (compare_range_with_value): Likewise.
11760 (vrp_evaluate_conditional_warnv): Rename from
11761 vrp_evaluate_conditional. Make static. Change all callers.
11762 (vrp_evaluate_conditional): New function.
11763 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11764 on signed overflow.
11765 (simplify_abs_using_ranges): Likewise.
11766 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11767 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11768 within_stmt parameter.
11769 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11770 vrp_evaluate_conditional.
11771 * tree-ssa-threadedge.c
11772 (record_temporary_equivalences_from_stmts_at_dest): Change
11773 simplify parameter to take a second tree parameter.
11774 (simplify_control_stmt_condition): Likewise.
11775 (thread_across_edge): Likewise.
11776 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11777 (thread_across_edge): Likewise.
11778 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11780 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11782 * config/i386/i386.h (TARGET_SAHF): New define.
11783 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11784 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11785 (x86_sahf): New global variable.
11786 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11787 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11788 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11789 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11791 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11792 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11793 when expanding fcomi/sahf based tests.
11794 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11795 expanding sahf based alternative. Emit sahf based sequence when
11796 optimizing for code size.
11797 * config/i386/i386.md (x86_sahf_1): Do not disable for
11798 TARGET_64BIT, enable for TARGET_SAHF.
11800 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11802 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11803 spurious whitespace from error message.
11805 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11808 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11810 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11812 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11814 * tree-sra.c (instantiate_element): Propagate disabled warnings
11815 from the element itself to the created variable.
11817 2007-03-07 Richard Henderson <rth@redhat.com>
11820 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11821 silently fix up the stack in the case of a missing register.
11823 2007-03-07 Paul Brook <paul@codesourcery.com>
11825 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11827 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11829 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11831 (phase1_vrs): Use them.
11832 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11833 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11834 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11835 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11836 __gnu_Unwind_Restore_WMMXC if required.
11837 (_Unwind_VRS_Pop): Implement iWMMXt support.
11838 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11839 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11840 gnu_Unwind_Save_WMMXC): Define.
11842 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11844 * config/vxworks.h (vxworks_override_options): Declare.
11845 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11846 * config/vxworks.c: Include target.h and toplev.h.
11847 (vxworks_override_options): New function.
11848 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11850 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11852 * config/s390/s390.c (override_options): Don't emit an error when
11853 -mstack-size is used without providing -mstack-guard.
11854 (s390_emit_prologue): Choose stack_guard value automatically if not
11855 provided via command line.
11856 * doc/invoke.texi: Adjust description of -mstack-guard and
11859 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11861 * config/i386/i386.c (output_set_got): Add a GOT initialization
11862 sequence for VxWorks PIC.
11863 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11864 around labels as well as symbols. Use gotoff_operand instead
11865 of local_symbolic_operand.
11866 (legitimize_pic_address): Use gotoff_operand instead of
11867 local_symbolic_operand. Use @GOT accesses for labels as
11869 (ix86_output_addr_diff_elt): Use PC-relative rather than
11870 GP-relative offsets for VxWorks PIC.
11871 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11872 no_new_pseudos. Check whether the returned register is op0.
11873 * config/i386/i386.md (tablejump): Use PC-relative rather than
11874 GP-relative offsets for VxWorks PIC.
11875 * config/i386/predicates.md (gotoff_operand): New predicate.
11877 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11879 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11881 * config/vxworks-dummy.h: New file.
11882 * config/i386/i386.h: Include it.
11884 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11886 * dwarf2out.c (is_inlined_entry_point): New
11887 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11888 DW_AT_ranges if the first subblock is the entry point.
11890 2007-03-06 David Daney <ddaney@avtrex.com>
11892 * doc/install.texi (mips-*-*): Change recommended binutils
11895 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11897 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11898 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11900 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11901 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11903 2007-03-06 Jan Hubicka <jh@suse.cz>
11905 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11906 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11908 (probably_cold_bb_p): Cold functions are cold.
11909 (probably_never_executed_bb_p): Cold functions are cold.
11910 (tree_bb_level_predictions): Predict calls to cold functions as not
11912 (compute_function_frequency): Check hot/cold attributes.
11913 * function.h (function_frequency): Update comments.
11914 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11915 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11916 (c_common_att): Add cold and hot.
11918 * doc/extend.texi (hot,cold attributes): Document.
11920 2007-03-06 Andrew Haley <aph@redhat.com>
11922 * function.c (expand_function_end): Move blockage to just after we
11923 emit the label for the naked return from the function.
11925 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11927 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11930 2007-03-06 Jan Hubicka <jh@suse.cz>
11932 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11933 loaded for constant large models. Non-large 64bit PIC can do.
11934 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11935 * cmodel.h: Add LARGE PIC.
11936 * i386.md (UNSPEC_PLTOFF): New.
11937 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11939 (*call_1_rex64): Disable for large models.
11940 (*call_1_rex64_large): New.
11941 (*call_value_1_rex64): Disable for large models.
11942 (*call_value_1_rex64_large): New.
11943 (set_rip_rex4): New.
11944 (set_got_offset_rex64): New.
11945 * predicates.md (constant_call_address_operand): For large model
11946 constant calls are not possible.
11947 * i386-protos.h (construct_plt_address): Declare.
11948 * i386.c (override_options): Accept large models.
11949 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11950 (legitimate_constant_p): Add new UNSPECs.
11951 (legitimate_pic_operand_p): Likewise.
11952 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11953 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11955 (output_pic_addr_const): Add PLTOFF.
11956 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11957 (ix86_expand_move): Legitimize pic address when in PIC mode.
11958 (construct_plt_address): New function.
11959 (ix86_expand_call): Offload the address to register and use GOT
11960 pointer for large model.
11961 * invoke.texi (mcmodel=large): Update documentation.
11963 2007-03-06 Richard Henderson <rth@redhat.com>
11965 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11966 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11967 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11968 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11969 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11970 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11971 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11972 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11973 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11974 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11975 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11976 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11977 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11978 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11979 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11980 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11981 x86_schedule, x86_use_bt, x86_pad_returns,
11982 x86_use_xchgb): Merge into ...
11983 (ix86_tune_features): ... here. New array.
11984 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11985 x86_bswap): Merge into ...
11986 (ix86_arch_features): ... here. New array.
11987 (x86_3dnow_a): Remove.
11988 (x86_accumulate_outgoing_args): Make static.
11989 (x86_arch_always_fancy_math_387): Make static.
11990 (ix86_tune_mask, ix86_arch_mask): Move ...
11991 (override_options): ... to local variables here. Apply the
11992 appropriate mask to each element of ix86_arch_features and
11993 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11994 as were done in the old macros.
11995 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11996 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11997 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11998 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11999 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
12000 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
12001 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
12002 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
12003 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
12004 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
12005 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
12006 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12007 x86_accumulate_outgoing_args, x86_prologue_using_move,
12008 x86_epilogue_using_move, x86_decompose_lea,
12009 x86_arch_always_fancy_math_387, x86_shift1,
12010 x86_sse_partial_reg_dependency, x86_sse_split_regs,
12011 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
12012 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
12013 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
12014 x86_use_incdec, x86_pad_returns, x86_bswap,
12015 x86_partial_flag_reg_stall): Remove.
12016 (enum ix86_tune_indices): New.
12017 (ix86_tune_features): New.
12018 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
12019 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
12020 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
12021 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
12022 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
12023 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
12024 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
12025 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
12026 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
12027 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
12028 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
12029 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
12030 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
12031 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
12032 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
12033 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
12034 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
12035 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
12036 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
12037 TARGET_EXT_80387_CONSTANTS): Use it.
12038 (enum ix86_arch_indices): New.
12039 (ix86_arch_features): New.
12040 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
12041 TARGET_BSWAP): Use it.
12042 (ix86_tune_mask, ix86_arch_mask): Remove.
12044 2007-03-06 Joseph Myers <joseph@codesourcery.com>
12047 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
12048 Define using $${sysroot_headers_suffix}.
12049 * configure: Regenerate.
12050 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
12051 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
12053 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
12054 * gcc.c (print_sysroot_headers_suffix): New.
12055 (option_map): Include --print-sysroot-headers-suffix.
12056 (display_help): Mention -print-sysroot-headers-suffix.
12057 (process_command): Handle -print-sysroot-headers-suffix.
12058 (do_spec_1): Append multilib directory to include-fixed path if
12059 sysroot suffixes in use.
12060 (main): Handle -print-sysroot-headers-suffix.
12061 * Makefile.in (start.encap): Don't depend on xlimits.h
12062 (xlimits.h): Remove.
12063 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
12064 limits.h for each multilib in fixinc_list.
12065 (fixinc_list, s-fixinc_list): New.
12066 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
12067 generate them for each multilib in fixinc_list.
12068 (stmp-fixproto): Use include-fixed. Run fixproto for each
12069 multilib in fixinc_list.
12070 (mostlyclean): Don't remove xlimits.h.
12071 (clean): Remove include-fixed.
12072 (real-install-headers-tar, real-install-headers-cpio,
12073 real-install-headers-cp): Don't copy include, only include-fixed.
12074 (install-mkheaders): Depend on fixinc_list. Don't depend on
12075 xlimits.h. Save limits.h files for each multilib in fixinc_list.
12076 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
12077 SYSTEM_HEADER_DIR setting in mkheaders.conf.
12079 2007-03-06 Jan Hubicka <jh@suse.cz>
12081 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
12084 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12086 * configure.ac: Allow tm_file to contain build-directory files.
12087 * configure: Regenerate.
12088 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
12089 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12090 * config/m68k/print-sysroot-suffix.sh: New file.
12092 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12094 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
12095 of pic_offset_table_rtx if reload_completed.
12096 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
12097 PIC_OFFSET_TABLE_REGNUM.
12098 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
12100 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
12101 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
12103 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12105 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12106 functions that call eh_return.
12108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12110 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
12111 functions that need a constant pool.
12113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12116 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
12117 (m68k_preferred_reload_class): Likewise.
12118 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
12119 (SECONDARY_RELOAD_CLASS): Define.
12120 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
12121 (LIMIT_RELOAD_CLASS): Delete.
12122 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
12123 registers from storing bytes.
12124 (m68k_secondary_reload_class): New function.
12125 (m68k_preferred_reload_class): Likewise.
12127 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12129 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
12131 (m68k_expand_prologue): Likewise.
12133 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12135 * config/m68k/m68k-protos.h (output_sibcall): Declare.
12136 (mips_expand_epilogue): Add a bool parameter.
12137 (m68k_legitimize_sibcall_address): Declare.
12138 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
12139 (m68k_expand_epilogue): Add a parameter to select between sibling
12140 and normal epilogues. Only generate a return for the latter.
12141 (m68k_ok_for_sibcall_p): New function.
12142 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12143 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12144 (sibcall_value, *sibcall_value): Likewise.
12145 (*call, *call_value): Require !SIBLING_CALL_P.
12146 (epilogue): Update call to m68k_expand_epilogue.
12147 (sibcall_epilogue): New pattern.
12148 * config/m68k/predicates.md (const_call_operand): Say that this
12149 predicate applies to sibling calls too.
12150 (sibcall_operand): New predicate.
12152 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12154 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12155 alternatives as movsi_cf.
12156 (movsf_cf_hard): Add commentary.
12158 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12159 Richard Sandiford <richard@codesourcery.com>
12161 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12162 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12163 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12164 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12165 as being live on exit from an interrupt function.
12166 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12167 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12168 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12169 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12170 (m68k_interrupt_function_p): Globalize.
12171 (m68k_compute_frame_layout): Remove reverse mask code.
12172 (m68k_emit_movem, m68k_set_frame_related): New functions.
12173 (m68k_output_function_prologue): Delete in favor of...
12174 (m68k_expand_prologue): ...this new function.
12175 (m68k_output_function_epilogue): Delete in favor of...
12176 (m68k_expand_epilogue): ...this new function.
12177 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12179 (print_operand): Handle %?.
12180 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12181 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12182 (prologue, epilogue): New patterns.
12183 (return): Turn into a define_expand.
12184 (*return): New pattern, derived from old "return" pattern. Use rte
12185 rather than rts for interrupt functions. Only use rtd if the pop
12187 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12188 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12189 (link, *link, unlink, *unlink, load_got): Likewise.
12191 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12195 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12196 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12197 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12198 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12199 and m68k_matches_u_p.
12200 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12201 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12202 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12203 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12204 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12205 (REG_STRICT_P): New macro.
12206 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12207 PCREL_GENERAL_OPERAND_OK.
12208 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12209 m68k_legitimate_base_reg_p.
12210 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12211 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12212 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12213 * config/m68k/m68k.c (m68k_address): New structure.
12214 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12215 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12216 (m68k_jump_table_ref_p, m68k_decompose_address)
12217 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12218 (m68k_matches_u_p): New functions.
12219 (print_operand_address): Rewrite to use m68k_decompose_index.
12221 2007-03-05 David Taylor <dtaylor@emc.com>
12223 * gcc.c: Correct copyright date in --version output.
12225 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12227 * pa.md: In unamed move patterns, disparge copies between general
12228 and floating point registers using '?' modifier. Don't include 'f'
12229 constraint for register preferences in DImode, SImode, HImode and
12230 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12231 Remove constraints for copies between general and floating registers
12232 in soft-float DFmode pattern.
12233 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12237 2007-03-05 Mike Stump <mrs@apple.com>
12239 * c-common.c (targetcm): Add.
12240 * c-opts.c (c_common_handle_option): Handle language specific
12242 * opts.c (handle_option): Verify language for target options, if
12244 * opth-gen.awk: Add CL_LANG_ALL.
12245 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12246 (TARGETCM_INITIALIZER): Add.
12247 * target.h (struct gcc_targetcm): Add.
12249 * targhooks.c (default_handle_c_option): Add.
12250 * targhooks.h (default_handle_c_option): Add.
12251 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12253 * config/darwin.opt (iframework): Add.
12254 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12255 * config/darwin-c.c (handle_c_option): Add.
12256 (TARGET_HANDLE_C_OPTION): Add.
12258 * doc/invoke.texi (Darwin Options): Add -iframework.
12260 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12262 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12265 2007-03-05 Ian Lance Taylor <iant@google.com>
12267 * c.opt (fgnu89-inline): New option.
12268 * c-opts.c (c_common_post_options): Set default value for
12270 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12271 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12273 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12274 (grokdeclarator, start_function): Likewise.
12275 * c-cppbuiltin.c (c_cpp_builtins): Define either
12276 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12277 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12278 (C Dialect Options): Document -fgnu89-inline.
12279 * doc/extend.texi (Function Attributes): Explain what the
12280 gnu_inline attribute does.
12281 * doc/cpp.texi (Common Predefined Macros): Document
12282 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12284 2007-03-05 Ian Lance Taylor <iant@google.com>
12286 PR tree-optimization/31034
12287 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12288 half-range if the other side is an overflow infinity.
12290 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12292 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12293 (bfin*-linux-uclibc*): New configuration.
12294 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12296 * config/bfin/linux.h: New file.
12297 * config/bfin/libgcc-bfin.ver: New file.
12298 * config/bfin/t-bfin-uclinux: New file.
12299 * config/bfin/t-bfin-linux: New file.
12300 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12301 (TARGET_OS_CPP_BUILTINS): New macro.
12303 2007-03-05 Richard Guenther <rguenther@suse.de>
12305 * fold-const.c (fold_binary): Remove duplicate folding
12306 of comparison of non-null ADDR_EXPR against null.
12308 2007-03-05 Richard Guenther <rguenther@suse.de>
12309 Dorit Nuzman <dorit@il.ibm.com>
12311 PR tree-optimization/26420
12312 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12313 are no loops in the function. Only print the number of
12314 vectorized loops if it is greater than zero or we are supposed
12315 to print information about unvectorized loops.
12317 2007-03-05 Revital Eres <eres@il.ibm.com>
12319 * gcc.dg/var-expand1.c: New test.
12320 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12321 when an accumulator is expanded.
12323 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12326 * c-common.c (convert_and_check): Don't give warnings for
12327 conversion if 'expr' already overflowed.
12329 2007-03-04 Roger Sayle <roger@eyesopen.com>
12331 PR middle-end/30744
12332 * fold-const.c (fold_comparison): Enforce type consistency when
12333 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12335 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12337 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12338 containing a cast to the base of TARGET_MEM_REF.
12340 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12342 * tree.c (tree_contains_struct_check_failed): Remove spurious
12343 whitespace from error message.
12345 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12348 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12349 instead of precision.
12351 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12352 Nathan Sidwell <nathan@codesourcery.com>
12354 * emit-rtl.c (find_auto_inc): New.
12355 (try_split): recreate REG_INC notes,
12356 Use regular for loops rather than whiles.
12358 2007-03-03 Andreas Schwab <schwab@suse.de>
12360 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12361 * configure: Regenerate.
12363 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12365 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12366 flag_rounding_math, not flag_unsafe_math_optimizations.
12368 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12370 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12371 alpha_fold_vector_minmax): Likewise.
12372 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12373 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12375 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12377 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12378 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12379 if the lhs has side-effects.
12380 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12382 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12384 * config/i386/i386.h (TUNEMASK): Remove define.
12385 (ARCHMASK): Remove define.
12386 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12387 Use ix86_arch_mask variable instead of ARCHMASK.
12388 * config/i386/i386.c (override_options): Ditto.
12389 (standard_80387_constant_p): Ditto.
12391 2007-03-02 Ian Lance Taylor <iant@google.com>
12393 Used signed infinities in VRP.
12394 * tree-vrp.c (uses_overflow_infinity): New static function.
12395 (supports_overflow_infinity): New static function.
12396 (make_overflow_infinity): New static function.
12397 (negative_overflow_infinity): New static function.
12398 (positive_overflow_infinity): New static function.
12399 (is_negative_overflow_infinity): New static function.
12400 (is_positive_overflow_infinity): New static function.
12401 (is_overflow_infinity): New static function.
12402 (overflow_infinity_range_p): New static function.
12403 (compare_values_warnv): New function split out of compare_values.
12404 (compare_value): Call it.
12405 (set_value_range_to_nonnegative): Add overflow_infinity
12406 parameter. Change caller.
12407 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12409 (vrp_expr_computes_nonzero): Likewise.
12410 (compare_ranges, compare_range_with_value): Likewise.
12411 (compare_name_with_value, compare_names): Likewise.
12412 (vrp_evaluate_conditional): Likewise.
12413 (set_value_range): Handle infinity
12414 (vrp_operand_equal_p, operand_less_p): Likewise.
12415 (extract_range_from_assert): Likewise.
12416 (vrp_int_const_binop): Likewise.
12417 (extract_range_from_binary_expr): Likewise.
12418 (extract_range_from_unary_expr): Likewise.
12419 (extract_range_from_comparison): Likewise.
12420 (extract_range_from_expr): Likewise.
12421 (dump_value_range): Likewise.
12422 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12423 (test_for_singularity): Likewise.
12424 (vrp_int_const_binop): Remove inline qualifier.
12425 (adjust_range_with_scev): Add comment.
12426 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12428 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12430 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12431 (get_constraint_for): Likewise.
12432 (do_structure_copy): Likewise.
12433 (find_func_aliases): Fix references to MODIFY_EXPR.
12434 (intra_create_variable_infos): Tidy.
12435 * tree-ssa-operands.c (add_virtual_operand): Add argument
12437 When adding members of alias sets, if IS_CALL_SITE is true and
12438 the symbol is not call-clobbered, skip it.
12439 Adjust all callers.
12441 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12443 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12444 entry by means of emit_insn_at_entry.
12446 2007-03-02 Richard Henderson <rth@redhat.com>
12448 * expr.h (promoted_input_arg): Remove decl.
12449 * function.c (promoted_input_arg): Merge into ...
12450 * combine.c (setup_incoming_promotions): ... only caller.
12451 Rearrange to avoid double loop.
12453 2007-03-02 Ben Elliston <bje@au.ibm.com>
12454 Peter Bergner <bergner@vnet.ibm.com>
12455 Janis Johnson <janis187@us.ibm.com>
12457 * config/rs6000/dfp.md: New file.
12458 * config/rs6000/rs6000.md: Include dfp.md.
12459 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12460 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12461 and TDmode decimal float modes in FP registers.
12462 (num_insns_constant): Likewise.
12463 (rs6000_legitimate_offset_address_p): Likewise.
12464 (rs6000_legitimize_address): Likewise.
12465 (rs6000_legitimize_reload_address): Likewise.
12466 (rs6000_legitimate_address): Likewise.
12467 (rs6000_emit_move): Likewise.
12468 (function_arg_boundary): Likewise.
12469 (function_arg_advance): Likewise.
12470 (rs6000_darwin64_record_arg_recurse): Likewise.
12471 (function_arg): Likewise.
12472 (rs6000_gimplify_va_arg): Likewise.
12473 (rs6000_split_multireg_move): Likewise.
12474 (rs6000_output_function_epilogue): Likewise.
12475 (rs6000_output_function_epilogue): Likewise.
12476 (rs6000_register_move_cost): Likewise.
12477 (rs6000_function_value): Likewise.
12478 (rs6000_libcall_value): Likewise.
12480 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12482 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12484 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12486 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12487 Use $MULTIDIR to choose between the kernel and RTP headers,
12488 and use $WIND_BASE and $WIND_USR to locate them.
12490 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12492 * config/i386/i386.c (override_options): Put initialization of
12493 ix86_tune_mask and ix86_arch_mask to the correct place.
12495 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12496 Michael Meissner <michael.meissner@amd.com>
12499 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12500 (ARCHMASK): Define.
12501 (TARGET_CMOVE): Use ARCHMASK.
12502 (TARGET_CMPXCHG): Ditto.
12503 (TARGET_CMPXCHG8B): Ditto.
12504 (TARGET_XADD): Ditto.
12505 (TARGET_BSWAP): Ditto.
12506 * config/i386/i386.c (ix86_tune_mask): New global variable.
12507 (ix86_arch_mask): Ditto.
12508 (override_options): Initialize ix86_tune_mask and
12509 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12512 2007-03-02 Ben Elliston <bje@au.ibm.com>
12515 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12517 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12519 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12520 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12521 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12522 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12524 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12525 rs6000_init_dwarf_reg_sizes_extra): New.
12526 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12527 SPE register high parts.
12529 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12531 * Makefile.in: Add install-pdf target as
12532 copied from automake v1.10 rules.
12533 * configure.ac: Add install-pdf to target list.
12534 * configure: Regenerate.
12536 2007-03-01 Paul Brook <paul@codesourcery.com>
12538 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12539 modes to LDRD for DImode.
12540 (output_move_double): Fixup out of range ldrd/strd.
12541 (vfp_secondary_reload_class): Rename...
12542 (coproc_secondary_reload_class): ... to this. Add wb argument.
12543 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12544 coproc_secondary_reload_class for CLASS_IWMMXT.
12545 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12546 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12548 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12550 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12551 unroll factor by the estimated number of iterations.
12552 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12553 than prefetch latency.
12555 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12556 decode_caches_intel, detect_caches_intel): New functions.
12557 (host_detect_local_cpu): Use detect_caches_amd and
12558 detect_caches_intel.
12560 2007-03-01 Richard Henderson <rth@redhat.com>
12562 * expr.c (emit_move_complex_push): Export.
12563 (emit_move_complex_parts): Split out from ...
12564 (emit_move_complex): ... here.
12565 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12566 * config/i386/i386.md (movcdi): New.
12568 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12570 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12571 size of mode1 to check for tieable modes in MMX case.
12573 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12575 * Makefile.in (rtlanal.o): Depend on tree.h.
12576 * rtl.h (offset_within_section_p, split_const): Declare.
12577 * rtlanal.c: Include tree.h.
12578 (offset_within_block_p): New function, taken from
12579 mips_offset_within_object_p.
12580 (split_const): New function, taken from mips_split_const.
12581 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12583 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12584 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12585 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12586 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12587 (m68k_illegitimate_symbolic_constant_p): New function.
12588 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12589 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12590 symbolic constant that might be outside the symbol's section,
12591 move the symbol first and then add the offset.
12592 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12594 * config/mips/mips.c (mips_split_const): Delete.
12595 (mips_offset_within_object_p): Delete.
12596 (mips_symbolic_constant_p): Use offset_within_section_p and
12597 split_const instead of mips_offset_within_object_p and
12599 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12600 (mips_legitimize_const_move, print_operand_reloc)
12601 (mips_dangerous_for_la25_p): Use split_const instead of
12604 2007-02-28 Eric Christopher <echristo@apple.com>
12606 * Makefile.in (install-include-dir): Don't rm -rf include.
12608 2007-02-28 Richard Guenther <rguenther@suse.de>
12610 PR middle-end/30364
12611 * fold-const.c (fold_binary): Do not associate expressions
12612 with more than one variable for integer types that do not wrap.
12614 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12616 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12617 Delete, and replace with...
12618 (fold_builtin_call_array): This. Update callers to use it.
12619 * fold-const.c (fold_build_call_list): Delete, and replace with...
12620 (fold_build_call_array): This.
12621 (fold_build_call_list_initializer): Delete, and replace with...
12622 (fold_build_call_array_initializer): This.
12623 * tree.h: Update declarations to reflect above changes.
12625 * c-typeck.c (build_function_call): Store converted arguments
12626 in a stack-allocated array instead of building a list.
12627 (convert_arguments): Store arguments in the array passed in as an
12628 argument, and return the actual number of arguments.
12629 * c-format.c: (check_function_format): Pass arguments in an
12630 array instead of a list.
12631 * c-common.c (check_function_nonnull): Likewise.
12632 (check_function_sentinel): Likewise.
12633 (check_function_arguments): Likewise.
12634 * c-common.h: Update declarations to reflect above changes.
12636 2007-02-28 Jan Hubicka <jh@suse.cz>
12638 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12639 PRED_NEGATIVE_RETURN): Update outcomes.
12641 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12643 * calls.c (emit_library_call_value_1): Handle partial registers
12644 correctly when building up CALL_INSN_FUNCTION_USAGE.
12646 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12648 * pa/predicates.md (move_src_operand): Allow zero for mode.
12649 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12652 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12655 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12656 *movv2df_internal): Enable pattern only for valid operand
12658 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12659 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12661 2007-02-27 Mike Stump <mrs@apple.com>
12663 * config/darwin-crt3.c: Avoid compilation when compiling for a
12666 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12668 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12670 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12671 for fixed headers and limits.h.
12672 (install-include-dir, install-headers-tar, install-headers-cpio,
12673 install-headers-cp, real-install-headers-tar,
12674 real-install-headers-cpio, real-install-headers-cp): Handle
12675 include-fixed as well as include.
12676 (install-mkheaders): Don't install files that go only in include
12678 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12679 from GCC_INCLUDE_DIR.
12680 * gcc.c (process_command): Remove special -BstageN/ handling.
12681 (do_spec_1): Add include-fixed directories.
12683 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12685 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12687 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12689 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12692 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12694 * c-common.c (get_priority): Add check for
12695 SUPPORTS_INIT_PRIORITY.
12697 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12699 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12701 * config/bfin/bfin.c: Include "cfglayout.h".
12702 (MAX_LSETUP_DISTANCE): New macro.
12703 (struct loop_info): New members incoming, incoming_src and
12704 incoming_dest. Delete member predecessor.
12705 (length_for_loop): New function.
12706 (bfin_optimize_loop): Handle more different loop structures.
12707 (bfin_discover_loop): Rework detection of predecessor blocks by
12708 examining incoming edges.
12709 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12711 (bfin_reorder_loops): New function.
12712 (bfin_reorg_loops): Use these three new functions.
12714 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12715 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12716 (CONSTRAINT_LEN): Add entry for 'q'.
12717 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12718 Add 'q' constraints.
12719 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12720 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12722 * config/bfin/bfin.md (add_with_carry): New pattern.
12723 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12724 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12725 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12726 support unsigned multiplies too. Removed incorrect commutativity from
12727 operand 1 constraint where appropriate.
12728 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12730 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12731 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12733 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12734 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12735 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12736 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12737 usmulhisi_hh_huh): New patterns.
12739 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12740 lshifthi3): Fix output template to use half reg for operand 2.
12742 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12745 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12747 2007-02-27 Andreas Schwab <schwab@suse.de>
12749 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12751 2007-02-27 Jan Hubicka <jh@suse.cz>
12753 * predict.c (last_basic_block_p): Remove.
12754 (tree_estimate_probability): Update return heuristic for commonized
12757 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12759 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12761 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12763 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12764 * doc/cpp.texi: Standardize title page.
12765 * doc/cppinternals.texi: Likewise.
12766 * doc/gcc.texi: Standardize title page, remove version number
12767 from copyright page.
12768 * doc/gccint.texi: Likewise.
12769 * doc/install.texi: Standardize title page, add table of
12772 2007-02-26 Jan Hubicka <jh@suse.cz>
12774 * predict.def: Set outcomes according to more recent results.
12775 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12776 Remove dead predictors.
12777 * predict.c (return_prediction): Fix pasto.
12779 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12781 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12782 change; avoid a memory leak when returning early.
12784 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12786 * c-decl.c (static_ctors): Move to c-common.c.
12787 (static_dtors): Likewise.
12788 (finish_function): Use c_record_cdtor_fn.
12789 (build_cdtor): Move to c-common.c.
12790 (c_write_global_declarations): Use c_build_cdtor_fns.
12791 * c-common.h (static_ctors): Declare.
12792 (static_dtors): Likewise.
12793 (c_record_cdtor_fn): Likewise.
12794 (c_build_cdtor_fns): Likewise.
12795 * c-common.c (static_ctors): New variable.
12796 (static_dtors): Likewise.
12797 (c_record_cdtor_fn): New function.
12798 (build_cdtor): Move from c-decl.c
12799 (c_build_cdtor_fns): New function.
12801 * output.h (assemble_addr_to_section): Declare.
12802 (get_cdtor_priority_section): Likewise.
12803 * varasm.c (assemble_addr_to_section): New function.
12804 (get_cdtor_priority_section): Likewise.
12805 (default_named_section_asm_out_destructor): Use them.
12806 (destor_dtor_section_asm_out_destructor): Likewise.
12807 (default_named_section_asm_out_constructor): Likewise.
12808 (default_ctor_section_asm_out_constructor): Likewise.
12809 * config.gcc (*-*-vxworks*): Include vxworks.o.
12810 * config/t-vxworks (vxworks.o): New target.
12811 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12812 (TARGET_ASM_CONSTRUCTOR): Define.
12813 (TARGET_ASM_DESTRUCTOR): Likewise.
12814 (vxworks_asm_out_constructor): Declare.
12815 (vxworks_asm_out_destructor): Likewise.
12817 * c-common.c (get_priority): Check that we have not just an
12818 INTEGER_CST, but an integer constant with integeral type.
12820 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12822 PR tree-optimization/30938
12823 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12824 use &dt[nargs-1] instead of &dt[nargs] in the call to
12825 vect_is_simple_use().
12827 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12829 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12830 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12831 Do not attempt to handle MEM inside auto-inc expressions.
12832 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12833 of a register modified by an auto-inc expression. However, do handle
12834 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12835 (elimination_effects): Prohibit elimination of a register modified
12836 by an auto-inc expression. Disable register elimination rules whose
12837 target register is modified by an auto-inc expression with variable
12840 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12842 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12844 (array_at_struct_end_p): New function.
12845 (idx_infer_loop_bounds): Use it.
12846 (estimate_numbers_of_iterations_loop): Export.
12847 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12848 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12849 (tree_estimate_probability): Call record_loop_exits.
12850 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12851 (estimated_loop_iterations, estimated_loop_iterations_int,
12852 estimated_loop_iterations_tree): New functions.
12853 (analyze_siv_subscript_cst_affine,
12854 compute_overlap_steps_for_affine_1_2,
12855 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12856 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12857 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12858 (PRED_LOOP_ITERATIONS_GUESSED): New.
12859 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12860 * cfgloop.h (estimate_numbers_of_iterations_loop,
12861 estimated_loop_iterations_int): Declare.
12863 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12865 * doc/extend.texi: Document optional priority argument to
12866 constructors and destructors.
12867 * tree.c (init_priority_for_decl): Adjust GTY markers.
12868 (init_ttree): Use priority-info hash functions for
12869 init_priority_for_decl.
12870 (tree_map_eq): Rename to ...
12871 (tree_map_base_eq): ... this.
12872 (tree_map_marked_p): Rename to ...
12873 (tree_map_base_marked_p): ... this.
12874 (tree_map_base_hash): New function.
12875 (decl_init_priority_lookup): Rework.
12876 (decl_fini_priority_lookup): New function.
12877 (decl_priority_info): New function.
12878 (decl_init_priority_insert): Use it.
12879 (decl_fini_priority_insert): Likewise.
12880 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12882 (decl_restrict_base_insert): Likewise.
12883 (decl_debug_expr_insert): Likewise.
12884 (decl_value_expr_lookup): Likewise.
12885 (decl_value_expr_insert): Likewise.
12886 * tree.h (priority_type): New type.
12887 (decl_init_priority_lookup): Use priority_type.
12888 (decl_fini_priority_lookup): New function.
12889 (decl_init_priority_insert): Use priority_type.
12890 (decl_fini_priority_insert): New function.
12891 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12892 (DECL_INIT_PRIORITY): Likewise.
12893 (SET_DECL_INIT_PRIORITY): Add comment.
12894 (DECL_FINI_PRIORITY): New macro.
12895 (SET_DECL_FINI_PRIORITY): Likewise.
12896 (DEFAULT_INIT_PRIORITY): Document.
12897 (MAX_INIT_PRIORITY): Likewise.
12898 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12899 (tree_map_base): New type.
12900 (tree_map_base_eq): New function.
12901 (tree_map_base_hash): Likewise.
12902 (tree_map_base_marked_p): Likewise.
12903 (tree_map): Inherit from tree_map_base.
12904 (tree_map_eq): Make it a macro.
12905 (tree_map_marked_p): Likewise.
12906 (tree_int_map): Inherit from tree_map_base.
12907 (tree_int_map_eq): Make it a macro.
12908 (tree_int_map_hash): Likewise.
12909 (tree_int_map_marked_p): Likewise.
12910 (tree_priority_map): New type.
12911 (tree_priority_map_eq): New macro.
12912 (tree_priority_map_hash): Likewise.
12913 (tree_priority_map_marked_p): Likewise.
12914 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12916 (emutls_common_1): Likewise.
12917 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12918 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12919 of tree_map hierarchy.
12920 * tree-cfg.c (move_stmt_r): Likewise.
12921 (new_label_mapper): Likewise.
12922 * c-tree.h (c_expand_body): Move to ...
12923 * c-common.h (c_expand_body): ... here.
12924 * c-decl.c (c_expand_body): Move to ...
12925 * c-common.c (c_expand_body): ... here.
12926 (c_common_attribute_table): Allow 1 argument for the constructor
12927 and destructor attributes.
12928 (get_priority): New function.
12929 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12930 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12932 2007-02-24 Jan Hubicka <jh@suse.cz>
12934 PR middle-end/30509
12935 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12936 copying for inlining.
12938 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12939 Jan Hubicka <jh@suse.cz>
12942 * i386.c (counter_mode): New function.
12943 (expand_set_or_movmem_via_loop): Use it.
12944 (expand_movmem_epilogue): Likewise; fix pasto.
12945 (ix86_expand_movmem): Do emit guard even for constant counts.
12946 (ix86_expand_setmem): Likewise.
12948 2007-02-25 Nick Clifton <nickc@redhat.com>
12950 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12951 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12953 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12956 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12957 count argument with 0x10, not with 0x16.
12958 (expand_setmem_epilogue): Ditto.
12960 2007-02-24 Mike Stump <mrs@apple.com>
12962 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12965 2007-02-24 Richard Guenther <rguenther@suse.de>
12967 PR middle-end/30951
12968 * fold-const.c (fold_binary): Fold x +- CST op x for
12969 EQ_EXPR and NE_EXPR.
12971 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12973 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12975 2007-02-24 Jan Hubicka <jh@suse.cz>
12977 * cgraphunit.c (decide_is_function_needed): Honor
12978 -fkeep-inline-functions.
12980 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12982 * builtins.c (fold_builtin_modf): New.
12983 (fold_builtin_2): Use it.
12985 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12987 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12988 (determine_max_iter): Take additional LOOP arg; all callers changed.
12989 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12990 one using simplifications.
12991 (simplify_using_initial_values): Return if the expression becomes
12992 invalid due to altered regs.
12994 2007-02-23 DJ Delorie <dj@redhat.com>
12996 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12998 2007-02-23 Mike Stump <mrs@apple.com>
13000 * tlink.c (scan_linker_output): Parse linker messages from
13001 darwin9's linker better.
13003 2007-02-23 Steve Ellcey <sje@cup.hp.com>
13006 * varpool.c (varpool_assemble_pending_decls): Set
13007 varpool_last_needed_node to null.
13009 2007-02-23 DJ Delorie <dj@redhat.com>
13011 * config/i386/i386.c (ix86_data_alignment): Don't specify an
13012 alignment bigger than the object file can handle.
13014 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
13017 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
13018 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
13019 (*movsf_1): Penalize MMX moves.
13021 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
13023 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
13024 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13026 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
13028 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13030 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
13031 (fold_builtin_1): Use them.
13032 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
13033 BUILT_IN_SIGNIFICAND.
13035 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
13037 * config/i386/i386.c (bdesc_1arg): Initialize
13038 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
13039 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
13040 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
13041 and IX86_BUILTIN_MOVSLDUP.
13043 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
13045 PR rtl-optimization/30841
13046 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
13048 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13050 * builtins.c (fold_builtin_frexp): New.
13051 (fold_builtin_2): Use it.
13053 2007-02-22 Mark Mitchell <mark@codesourcery.com>
13055 * doc/invoke.texi (Spec Files): Document getenv spec function.
13057 * gcc.c (getenv_spec_function): New function.
13058 (static_spec_functions): Add it.
13059 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
13060 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
13063 2007-02-22 Michael Matz <matz@suse.de
13066 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
13067 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
13069 2007-02-22 Ian Lance Taylor <iant@google.com>
13072 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
13073 (mem_loc_descriptor): Call it.
13075 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
13076 Ira Rosen <irar@il.ibm.com>
13078 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
13080 2007-02-22 Ira Rosen <irar@il.ibm.com>
13082 PR tree-optimization/30843
13083 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
13084 stores only after all the group is vectorized.
13086 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
13088 PR tree-optimization/30858
13089 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
13090 in the reduction cycle have a single use in the loop.
13091 * tree-vectorizer.h (relevant): Add documentation.
13093 2007-02-20 Mike Stump <mrs@apple.com>
13095 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
13096 * configure: Regenerate.
13098 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13100 Change the defaults of some parameters and options.
13101 * config/spu/spu-protos.h (spu_optimization_options): Declare.
13102 * config/spu/spu.c (spu_optimization_options): Add.
13103 (spu_override_options): Change params in spu_optimization_options.
13104 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
13106 Register 127 is only 16 byte aligned when used as a frame pointer.
13107 * config/spu/spu-protos.h (spu_init_expanders): Declare.
13108 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
13109 HARD_FRAME_POINTER_REGNUM.
13110 (spu_legitimate_address): Use regno_aligned_for_reload.
13111 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
13112 aligned when frame_pointer_needed is true.
13113 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
13115 * config/spu/spu.h (INIT_EXPANDERS): Define.
13117 Make sure shift and rotate instructions have valid immediate operands.
13118 * config/spu/predicates.md (spu_shift_operand): Remove.
13119 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
13120 * config/spu/constraints.md (W, O): Extend range.
13121 * config/spu/spu.md (umask, nmask): Define.
13122 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
13123 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
13124 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
13125 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
13126 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
13127 (lshr<mode>3_reg): Fix rtl description.
13129 Make sure mulhisi immediate operands are valid.
13130 * config/spu/predicates.md (imm_K_operand): Add.
13131 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
13133 Generate constants using fsmbi and andi.
13134 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
13135 (print_operand, spu_split_immediate, classify_immediate,
13136 fsmbi_const_p): Handle IC_FSMBI2.
13138 Correctly handle a CONST_VECTOR containing symbols.
13139 * config/spu/spu.c (print_operand): Handle HIGH correctly.
13140 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
13141 (immediate_load_p): Allow symbols that use 2 instructions to create.
13142 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13143 with symbols when flag_pic is set.
13144 (const_vector_immediate_p): New.
13145 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13146 accept a CONST_VECTOR with symbols.
13147 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13148 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13150 * config/spu/spu.md (high, low): Delete.
13151 (low_<mode>): Define.
13153 Remove INTRmode and INTR_REGNUM, which didn't work.
13154 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13156 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13157 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13158 peephole2 pattern): Don't use INTR or 131.
13159 (movintrcc): Delete.
13160 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13161 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13162 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13163 (UNSPEC_SET_INTR): Add.
13164 * config/spu/spu-modes.def (INTR): Remove.
13166 More accurate warnings about run-time relocations.
13167 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13169 Correctly warn about immediate arguments to specific intrinsics.
13170 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13171 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13172 the instruction predicate.
13174 Fix tree check errors with latest update.
13175 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13177 (spu_expand_builtin): Use CALL_EXPR_FN.
13179 Add missing specific intrinsics.
13180 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13182 * config/spu/spu_internals.h: Ditto.
13184 Fix incorrect operand modifiers.
13185 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13186 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13188 Optimize one case of zero_extend of a vec_select.
13189 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13191 Accept any immediate for hbr.
13192 * config/spu/spu.md (hbr): Change s constraints to i.
13194 2007-02-21 Paul Brook <paul@codesourcery.com>
13196 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13197 condexec_count when skipping USE and CLOBBER.
13199 2007-02-21 Nick Clifton <nickc@redhat.com>
13201 * common.opt (Warray-bounds): Add Warning attribute.
13202 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13204 (fsized-zeroes): Add Optimization attribute.
13205 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13206 * c.opt (Wc++0x-compat): Add Warning attribute.
13208 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13210 PR middle-end/30761
13211 * reload1.c (eliminate_regs_in_insn): In the single_set special
13212 case, attempt to re-recognize the insn before falling back to
13213 having reload fix it up.
13215 2007-02-20 Eric Christopher <echristo@gmail.com>
13217 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13218 Rewrite accordingly.
13219 (frv_read_iacc_argument): Ditto.
13220 (frv_expand_set_builtin): Take a call instead of arglist, update for
13222 (frv_expand_unop_builtin): Ditto.
13223 (frv_expand_binop_builtin): Ditto.
13224 (frv_expand_cut_builtin): Ditto.
13225 (frv_expand_binopimm_builtin): Ditto.
13226 (frv_expand_voidbinop_builtin): Ditto.
13227 (frv_expand_int_void2arg): Ditto.
13228 (frv_expand_prefetches): Ditto.
13229 (frv_expand_voidtriop_builtin): Ditto.
13230 (frv_expand_voidaccop_builtin): Ditto.
13231 (frv_expand_load_builtin): Ditto.
13232 (frv_expand_store_builtin): Ditto.
13233 (frv_expand_mdpackh_builtin): Ditto.
13234 (frv_expand_mclracc_builtin): Ditto.
13235 (frv_expand_mrdacc_builtin): Ditto.
13236 (frv_expand_mwtacc_builtin): Ditto.
13237 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13240 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13242 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13243 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13245 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13246 point instructions.
13247 * configure: Regenerate.
13248 * config.in: Regenerate.
13249 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13250 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13251 masks to power6 and power6x and to POWERPC_MASKS.
13252 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13254 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13255 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13256 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13257 Access PROTOTYPE as variable, not mask.
13259 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13261 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13262 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13263 * combine.c (adjust_for_new_dest): Use it.
13264 * postreload.c (reload_combine): Likewise.
13266 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13268 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13269 notes on an insn with multiple sets, even if single_set returns
13270 non-NULL for that insn.
13272 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13274 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13275 scalbn and scalbln.
13277 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13279 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13280 if user didn't pass it.
13281 * config/i386/darwin.h (CC1_SPEC): Likewise.
13282 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13283 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13284 -mmacosx-version-min.
13286 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13287 Uros Bizjak <ubizjak@gmail.com>
13289 * optabs.h (enum optab_index): Add new OTI_scalb.
13290 (scalb_optab): Define corresponding macro.
13291 * optabs.c (init_optabs): Initialize scalb_optab.
13292 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13294 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13295 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13296 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13297 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13298 flag_unsafe_math_optimizations is set.
13300 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13301 to implement scalbf, scalb and scalbl built-ins as inline x87
13304 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13305 DJ Delorie <dj@redhat.com>
13308 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13309 (diagnostic_report_diagnostic): ... here, and turn them into real
13310 errors. If warnings are inhibited, no need to do anything.
13312 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13314 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13315 better code generation.
13317 2007-02-20 Ben Elliston <bje@au.ibm.com>
13319 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13321 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13323 * config/alpha/alpha.c, config/alpha/alpha.md,
13324 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13325 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13326 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13327 config/arm/lib1funcs.asm: Follow spelling conventions.
13329 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13330 config/fr30/fr30.md, config/i386/i386.h,
13331 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13332 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13333 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13334 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13335 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13336 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13337 config/sparc/sparc.c, config/sparc/sparc.h,
13338 config/sparc/sparc.md, config/spu/constraints.md,
13339 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13342 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13345 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13348 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13350 * doc/invoke.texi (-ftree-lrs): Remove.
13352 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13354 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13357 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13359 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13360 new CALL_EXPR_FN macro for retrieving the function
13361 declaration of the input expression.
13363 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13365 * c.opt (Waddress): New.
13366 * common.opt (Walways-true): Delete.
13367 (Wstring-literal-comparison): Delete.
13368 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13369 -Wstring-literal-comparison. Add -Waddress.
13371 (Walways-true): Delete.
13372 (Wstring-literal-comparison): Delete.
13373 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13374 consistently instead of -Walways-true in example.
13375 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13376 * c-typeck.c (parser_build_binary_op): Replace
13377 -Wstring-literal-comparison and -Walways-true with -Waddress.
13378 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13381 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13383 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13384 without DECL_STRUCT_FUNCTION initialized.
13386 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13388 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13389 due to calls to functions taking pointers as parameters.
13391 2007-02-19 Richard Henderson <rth@redhat.com>
13394 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13397 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13399 * config/s390/s390.c (s390_call_saved_register_used,
13400 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13401 accessed to the new scheme.
13403 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13405 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13406 (cris_print_index, cris_print_operand, cris_print_operand_address)
13407 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13408 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13409 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13410 GET_CODE () == xxx.
13411 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13412 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13413 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13414 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13415 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13416 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13417 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13418 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13419 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13420 (uminsi3, call, call_value): Ditto.
13421 (define_split: indir_to_reg_split, unnamed): Ditto.
13423 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13425 PR tree-optimization/30975
13426 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13429 2007-02-18 Eric Christopher <echristo@gmail.com>
13431 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13432 Remove use of arglist.
13433 (mips_expand_builtin): Remove use of arglist, pass in expr.
13434 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13435 (mips_expand_builtin_movtf): Ditto.
13436 (mips_expand_builtin_compare): Ditto.
13438 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13440 * tree-sra.c (sra_build_assignment): Replace assertion
13441 checking with a comment explaining why it can't be done.
13443 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13445 PR middle-end/30833
13446 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13447 during CALL_EXPR representation conversion.
13448 * tree-ssa-propagate.c (set_rhs): Likewise.
13450 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13452 * tree-sra.c (sra_build_assignment): Disable assertion checking
13455 2007-02-18 Roger Sayle <roger@eyesopen.com>
13457 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13458 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13459 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13461 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13462 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13463 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13464 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13465 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13466 force_gimple_operand): Likewise.
13467 * ipa-cp.c (constant_val_insert): Likewise.
13468 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13469 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13470 perfect_nestify): Likewise.
13471 * langhooks.c (lhd_omp_assignment): Likewise.
13472 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13473 lower_copyprivate_clauses, lower_send_clauses,
13474 lower_send_shared_vars, expand_parallel_call,
13475 expand_omp_for_generic, expand_omp_for_static_nochunk,
13476 expand_omp_for_static_chunk, expand_omp_sections,
13477 lower_omp_single_copy, lower_omp_for_lastprivate,
13478 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13479 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13480 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13483 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13485 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13486 config/sh/sh.md: Follow spelling conventions.
13488 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13489 config/frv/predicates.md: Follow spelling conventions.
13491 * config/m68k/linux-unwind.h: Fix a comment typo.
13492 * target.h: Follow spelling conventions.
13494 2007-02-18 Roger Sayle <roger@eyesopen.com>
13496 PR rtl-optimization/28173
13497 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13498 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13499 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13500 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13501 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13503 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13505 * builtins.c (fold_builtin_load_exponent): New.
13506 (fold_builtin_2): Use it.
13508 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13510 PR rtl-optimization/30773
13511 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13512 if we fail to attach a REG_EQUIV note.
13514 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13515 Roger Sayle <roger@eyesopen.com>
13517 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13519 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13521 * calls.c (initialize_argument_information): Pass original EXP
13522 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13523 code to split complex arguments here, as part of initializing the
13525 (expand_call): Remove code that builds a list of arguments and
13526 inserts implicit arguments into it. Instead, just count how many
13527 implicit arguments there will be so we can determine the size of
13528 the ARGS array, and let initialize_argument_information do the work.
13529 (split_complex_values): Delete unused function.
13531 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13533 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13535 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13537 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13538 for arg pointer based indexed addressing.
13540 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13542 * config/ia64/ia64.h, config/ia64/ia64.md,
13543 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13544 spelling conventions.
13546 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13548 * config/m68k/m68k.c (split_di): New.
13549 * config/m68k/m68k-protos.h: Declare split_di.
13550 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13551 Improve predicate handling and split constant shifts.
13553 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13555 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13556 parameter for register bitfield operations, general predicates
13559 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13561 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13562 * config/m68k/linux-unwind.h: New file.
13564 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13566 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13567 config/i386/athlon.md, config/ia64/ia64.md,
13568 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13569 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13570 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13571 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13572 tree-vect-transform.c: Fix comment typos.
13574 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13576 * sched-deps.c (find_insn_list): Remove.
13577 * sched-int.h: Remove the prototype for find_insn_list.
13579 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13581 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13583 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13584 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13585 darwin_rs6000_override_options.
13586 (C_COMMON_OVERRIDE_OPTIONS): Expect
13587 darwin_macosx_version_min to be non-NULL always.
13588 (TARGET_C99_FUNCTIONS): Likewise.
13589 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13590 (DARWIN_MINVERSION_SPEC): New.
13591 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13592 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13594 (DARWIN_MINVERSION_SPEC): New.
13595 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13597 * config/darwin-c.c (darwin_cpp_builtins): Expect
13598 darwin_macosx_version_min to be non-NULL always.
13600 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13602 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13604 * config/i386/i386.h (x86_use_xchgb): New.
13605 (TARGET_USE_XCHGB): New macro.
13606 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13607 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13608 Split after reload into bswaphi for shifts of 8.
13609 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13610 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13611 or when optimizing for size.
13613 2007-02-16 Richard Guenther <rguenther@suse.de>
13614 Christian Bruel <christian.bruel@st.com>
13616 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13617 DECLs but prefer SSA_NAMEs over DECLs.
13619 2007-02-16 Richard Guenther <rguenther@suse.de>
13621 * tree-flow-inline.h (single_imm_use_p): Remove.
13622 (zero_imm_uses_p): Likewise.
13623 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13624 instead of single_imm_use_p.
13625 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13628 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13631 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13632 nested double- and backquotes.
13634 2007-02-15 Roger Sayle <roger@eyesopen.com>
13636 PR middle-end/30391
13637 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13638 should be unreachable.
13639 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13640 For the time being redirect GIMPLE_MODIFY_STMT to the new
13641 (renamed) build_gimple_modify_stmt_stat.
13642 (build2_gimple_stat): Rename to...
13643 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13644 Always build a GIMPLE_MODIFY_STMT node.
13645 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13646 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13649 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13650 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13651 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13652 expand_complex_div_wide): Likewise.
13653 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13654 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13655 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13656 * tree-ssa-loop-manip.c (create_iv): Likewise.
13657 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13658 abs_replacement): Likewise.
13659 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13660 realify_fake_stores): Likewise.
13662 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13663 node rather than a GIMPLE_MODIFY_STMT node.
13664 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13665 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13667 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13668 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13669 GIMPLE_MODIFY_STMT.
13671 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13673 PR middle-end/30433
13674 * fold-const.c (fold_comparison): Add back the
13675 folding of constant complex comparisions.
13677 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13679 PR middle-end/30729
13680 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13681 effects unknown to this function, return early.
13683 2007-02-15 Ian Lance Taylor <iant@google.com>
13685 * lower-subreg.c (move_eh_region_note): New static function.
13686 (resolve_simple_move): Call it.
13687 (decompose_multiword_subregs): Track blocks for which we resolve a
13688 simple move which is also a control flow insn. Pass them to
13689 find_many_sub_basic_blocks.
13690 (pass_lower_subreg): Add TODO_verify_flow.
13691 (pass_lower_subreg2): Likewise.
13693 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13694 Brooks Moses <brooks.moses@codesourcery.com>
13695 Lee Millward <lee.millward@codesourcery.com>
13697 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13698 (VL_EXP_CLASS_P): New.
13699 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13701 (TREE_OPERAND_CHECK_CODE): Likewise.
13702 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13703 (TREE_RTL_OPERAND_CHECK): Likewise.
13704 (tree_operand_check_failed): Make second parameter the whole tree
13705 instead of its code. Fixed callers.
13706 (VL_EXP_CHECK): New.
13707 (TREE_OPERAND_LENGTH): New.
13708 (VL_EXP_OPERAND_LENGTH): New.
13709 (CALL_EXPR_FN): New.
13710 (CALL_EXPR_STATIC_CHAIN): New.
13711 (CALL_EXPR_ARGS): New.
13712 (CALL_EXPR_ARG): New.
13713 (call_expr_nargs): New.
13714 (CALL_EXPR_ARGP): New.
13715 (build_nt_call_list): Declare.
13716 (build_vl_exp_stat): Declare.
13717 (build_vl_exp): New.
13718 (build_call_list): Declare.
13719 (build_call_nary): Declare.
13720 (build_call_valist): Declare.
13721 (build_call_array): Declare.
13722 (call_expr_arg): Declare.
13723 (call_expr_argp): Declare.
13724 (call_expr_arglist): Declare.
13725 (fold_build_call_list): Declare.
13726 (fold_build_call_list_initializer): Declare.
13727 (fold_call_expr): Declare to replace fold_builtin.
13728 (fold_builtin_fputs): Update to agree with modified definition.
13729 (fold_builtin_strcpy): Likewise.
13730 (fold_builtin_strncpy): Likewise.
13731 (fold_builtin_memory_chk): Likewise.
13732 (fold_builtin_stxcpy_chk): Likewise.
13733 (fold_builtin_strncpy_chk): Likewise.
13734 (fold_builtin_next_arg): Likewise.
13735 (fold_build_call_expr): Declare.
13736 (fold_builtin_call_list): Declare.
13737 (fold_builtin_call_valist): Declare.
13738 (build_call_expr): Declare.
13739 (validate_arglist): Update to agree with modified definition.
13740 (tree_operand_length): New.
13741 (call_expr_arg_iterator): New.
13742 (init_call_expr_arg_iterator): New.
13743 (next_call_expr_arg): New.
13744 (first_call_expr_arg): New.
13745 (more_call_expr_args_p): New.
13746 (FOR_EACH_CALL_EXPR_ARG): New.
13748 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13749 and tcc_gimple_stmt.
13750 (tree_code_size): Update documentation. Use sizeof (tree) rather
13751 than sizeof (char *).
13752 (tree_size): Likewise. Add case for tcc_vl_exp.
13753 (tree_node_structure): Add case for tcc_vl_exp.
13754 (contains_placeholder_p): Likewise.
13755 (substitute_in_expr): Likewise.
13756 (substitute_placeholder_in_expr): Likewise.
13757 (stabilize_reference_1): Likewise.
13758 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13759 to diagnose breakage of this interface for constructing CALL_EXPRs.
13760 (build_nt): Add similar assertion here.
13761 (build_nt_call_list): New.
13762 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13763 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13765 (get_callee_fndecl): Use new CALL_EXPR accessors.
13766 (tree_operand_check_failed): Change parameters to pass entire node
13767 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13768 (process_call_operands): New.
13769 (build_vl_exp_stat): New.
13770 (build_call_list): New.
13771 (build_call_nary): New.
13772 (build_call_valist): New.
13773 (build_call_array): New.
13774 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13775 (call_expr_arglist): New.
13777 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13778 tcc_vl_exp instead of a fixed-size tcc_expression.
13780 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13781 accessors for CALL_EXPRs.
13782 (AGGR_INIT_EXPR): Likewise.
13784 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13785 Brooks Moses <brooks.moses@codesourcery.com>
13786 Lee Millward <lee.millward@codesourcery.com>
13788 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13789 (expand_builtin_nonlocal_goto): Change parameter to be entire
13790 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13791 (expand_builtin_prefetch): Likewise.
13792 (expand_builtin_classify_type): Likewise.
13793 (mathfn_built_in): Return NULL_TREE instead of 0.
13794 (expand_errno_check): Use new CALL_EXPR accessors.
13795 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13796 Return NULL_RTX instead of 0.
13797 (expand_builtin_mathfn_2): Likewise.
13798 (expand_builtin_mathfn_3): Likewise.
13799 (expand_builtin_interclass_mathfn): Likewise.
13800 (expand_builtin_sincos): Likewise.
13801 (expand_builtin_cexpi): Likewise.
13802 (expand_builtin_int_roundingfn): Likewise.
13803 (expand_builtin_int_roundingfn_2): Likewise.
13804 (expand_builtin_pow): Likewise.
13805 (expand_builtin_powi): Likewise.
13806 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13807 of arglist, fixing callers appropriately. Use new CALL_EXPR
13808 accessors and constructors. Return NULL_RTX instead of 0.
13809 (expand_builtin_strstr): Likewise.
13810 (expand_builtin_strchr): Likewise.
13811 (expand_builtin_strrchr): Likewise.
13812 (expand_builtin_strpbrk): Likewise.
13813 (expand_builtin_memcpy): Likewise.
13814 (expand_builtin_mempcpy): Likewise.
13815 (expand_builtin_mempcpy_args): New.
13816 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13817 (expand_builtin_memmove_args): New.
13818 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13819 (expand_movstr): Likewise.
13820 (expand_builtin_strcpy): Likewise.
13821 (expand_builtin_strcpy_args): New.
13822 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13823 (expand_builtin_strncpy): Likewise.
13824 (expand_builtin_memset): Likewise.
13825 (expand_builtin_memset_args): New.
13826 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13827 (expand_builtin_memcmp): Likewise.
13828 (expand_builtin_strcmp): Likewise.
13829 (expand_builtin_strncmp): Likewise.
13830 (expand_builtin_strcat): Likewise.
13831 (expand_builtin_strncat): Likewise.
13832 (expand_builtin_strspn): Likewise.
13833 (expand_builtin_strcspn): Likewise.
13834 (expand_builtin_args_info): Likewise.
13835 (expand_builtin_va_start): Likewise.
13836 (gimplify_va_arg_expr): Likewise.
13837 (expand_builtin_va_end): Likewise.
13838 (expand_builtin_va_copy): Likewise.
13839 (expand_builtin_frame_address): Likewise.
13840 (expand_builtin_alloca): Likewise.
13841 (expand_builtin_bswap): Likewise.
13842 (expand_builtin_unop): Likewise.
13843 (expand_builtin_fputs): Likewise.
13844 (expand_builtin_expect): Likewise.
13845 (expand_builtin_fabs): Likewise.
13846 (expand_builtin_copysign): Likewise.
13847 (expand_builtin_printf): Likewise.
13848 (expand_builtin_fprintf): Likewise.
13849 (expand_builtin_sprintf): Likewise.
13850 (expand_builtin_init_trampoline): Likewise.
13851 (expand_builtin_signbit): Likewise.
13852 (expand_builtin_fork_or_exec): Likewise.
13853 (expand_builtin_sync_operation): Likewise.
13854 (expand_builtin_compare_and_swap): Likewise.
13855 (expand_builtin_lock_test_and_set): Likewise.
13856 (expand_builtin_lock_release): Likewise.
13857 (expand_builtin): Likewise.
13858 (builtin_mathfn_code): Likewise.
13860 (fold_builtin_constant_p): Pass call arguments individually instead
13861 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13862 accessors and constructors. Return NULL_TREE instead of 0.
13863 (fold_builtin_expect): Likewise.
13864 (fold_builtin_classify_type): Likewise.
13865 (fold_builtin_strlen): Likewise.
13866 (fold_builtin_nan): Likewise.
13867 (integer_valued_real_p): Likewise.
13868 (fold_trunc_transparent_mathfn): Likewise.
13869 (fold_fixed_mathfn): Likewise.
13870 (fold_builtin_cabs): Likewise.
13871 (fold_builtin_sqrt): Likewise.
13872 (fold_builtin_cbrt): Likewise.
13873 (fold_builtin_cos): Likewise.
13874 (fold_builtin_cosh): Likewise.
13875 (fold_builtin_tan): Likewise.
13876 (fold_builtin_sincos): Likewise.
13877 (fold_builtin_cexp): Likewise.
13878 (fold_builtin_trunc): Likewise.
13879 (fold_builtin_floor): Likewise.
13880 (fold_builtin_ceil): Likewise.
13881 (fold_builtin_round): Likewise.
13882 (fold_builtin_int_roundingfn): Likewise.
13883 (fold_builtin_bitop): Likewise.
13884 (fold_builtin_bswap): Likewise.
13885 (fold_builtin_logarithm): Likewise.
13886 (fold_builtin_hypot): Likewise.
13887 (fold_builtin_pow): Likewise.
13888 (fold_builtin_powi): Likewise.
13889 (fold_builtin_exponent): Likewise.
13890 (fold_builtin_memset): Likewise.
13891 (fold_builtin_bzero): Likewise.
13892 (fold_builtin_memory_op): Likewise.
13893 (fold_builtin_bcopy): Deleted; call site changed to invoke
13894 fold_builtin_memory_op directly.
13895 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13896 (fold_builtin_strncpy): Likewise.
13897 (fold_builtin_memcmp): Likewise.
13898 (fold_builtin_strcmp): Likewise.
13899 (fold_builtin_strncmp): Likewise.
13900 (fold_builtin_signbit): Likewise.
13901 (fold_builtin_copysign): Likewise.
13902 (fold_builtin_isascii): Likewise.
13903 (fold_builtin_toascii): Likewise.
13904 (fold_builtin_isdigit): Likewise.
13905 (fold_builtin_fabs): Likewise.
13906 (fold_builtin_abs): Likewise.
13907 (fold_builtin_fmin_fmax): Likewise.
13908 (fold_builtin_carg): Likewise.
13909 (fold_builtin_classify): Likewise.
13910 (fold_builtin_unordered_cmp): Likewise.
13912 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13913 New functions split out from fold_builtin_1.
13914 (fold_builtin_n): New.
13915 (fold_builtin_varargs): New.
13916 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13918 (fold_call_expr): New.
13919 (build_function_call_expr): Rewrite to use new helper function.
13920 (fold_builtin_call_list): New.
13921 (build_call_expr): New.
13922 (fold_builtin_call_valist): New.
13923 (rewrite_call_expr): New.
13924 (validate_arg): New.
13925 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13926 of an arglist. Change return type to bool. Use new CALL_EXPR
13929 (fold_builtin_strstr): Pass call arguments individually instead
13930 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13931 accessors and constructors. Return NULL_TREE instead of 0.
13932 (fold_builtin_strchr): Likewise.
13933 (fold_builtin_strrchr): Likewise.
13934 (fold_builtin_strpbrk): Likewise.
13935 (fold_builtin_strcat): Likewise.
13936 (fold_builtin_strncat): Likewise.
13937 (fold_builtin_strspn): Likewise.
13938 (fold_builtin_strcspn): Likewise.
13939 (fold_builtin_fputs): Likewise.
13940 (fold_builtin_next_arg): Likewise.
13941 (fold_builtin_sprintf): Likewise.
13943 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13944 NULL_RTX instead of 0.
13945 (expand_builtin_memory_chk): Likewise.
13946 (maybe_emit_chk_warning): Likewise.
13947 (maybe_emit_sprintf_chk_warning): Likewise.
13949 (fold_builtin_object_size): Pass call arguments individually instead
13950 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13951 accessors and constructors. Return NULL_TREE instead of 0.
13952 (fold_builtin_memory_chk): Likewise.
13953 (fold_builtin_stxcpy_chk): Likewise.
13954 (fold_builtin_strncpy_chk): Likewise.
13955 (fold_builtin_strcat_chk): Likewise.
13956 (fold_builtin_strcat_chk): Likewise.
13957 (fold_builtin_strncat_chk): Likewise.
13958 (fold_builtin_sprintf_chk): Likewise.
13959 (fold_builtin_snprintf_chk): Likewise.
13960 (fold_builtin_printf): Likewise.
13961 (fold_builtin_vprintf): Likewise.
13963 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13965 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13966 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13967 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13968 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13969 (fold_unary): Likewise.
13970 (fold_binary): Likewise.
13971 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13972 ternary expressions.
13973 (fold): Add logic for tcc_vl_exp.
13974 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13975 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13976 (fold_build3_stat): Add assertion to flag broken interface for
13977 constructing CALL_EXPRs.
13978 (fold_build_call_list): New.
13979 (fold_build_call_list_initializer): New.
13980 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13982 (fold_strip_sign_ops): Likewise.
13984 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13985 Brooks Moses <brooks.moses@codesourcery.com>
13986 Lee Millward <lee.millward@codesourcery.com>
13988 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13989 accessors and dump arguments explicitly.
13991 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13993 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13995 (print_call_name): Use new CALL_EXPR accessors.
13997 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13998 CALL_EXPR arguments explicitly instead of as a list. Use
13999 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14001 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
14002 (vrp_visit_stmt): Likewise.
14004 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
14005 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
14007 (force_move_till_expr): Likewise.
14009 * targhooks.c (default_external_stack_protect_fail): Use
14010 build_call_expr instead of build_function_call_expr.
14011 (default_hidden_stack_protect_fail): Likewise.
14013 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
14016 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
14017 and walk arguments explicitly.
14019 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
14020 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14021 (expand_simple_operations): Likewise.
14022 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
14024 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
14025 of TREE_CODE_LENGTH.
14026 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
14028 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
14029 instead of TREE_CODE_LENGTH.
14031 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
14032 (tree_ic_transform): Likewise.
14033 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
14034 parameter instead of arglist. Fix callers.
14035 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
14036 (tree_stringops_transform): Likewise.
14037 (tree_indirect_call_to_profile): Likewise.
14038 (tree_stringops_values_to_profile): Likewise.
14040 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
14041 (eliminate_tail_call): Likewise.
14043 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
14045 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14046 Use TREE_OPERAND_LENGTH and generalize to handle any number of
14048 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
14050 * omp-low.c (build_omp_barrier): Use build_call_expr.
14051 (lower_rec_input_clauses): Likewise.
14052 (lower_reduction_clauses): Likewise.
14053 (expand_parallel_call): Likewise.
14054 (maybe_catch_exception): Likewise.
14055 (expand_omp_for_generic): Likewise.
14056 (expand_omp_for_static_nochunk): Likewise.
14057 (expand_omp_sections): Likewise.
14058 (lower_omp_single_simple): Likewise.
14059 (lower_omp_single_copy): Likewise.
14060 (lower_omp_master): Likewise.
14061 (lower_omp_ordered): Likewise.
14062 (lower_omp_critical): Likewise.
14064 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
14065 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
14067 * tree-gimple.c (is_gimple_call_addr): Fix doc.
14068 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
14069 TREE_CODE_LENGTH. Add tcc_vl_exp case.
14071 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
14072 and generalize to handle any number of operands.
14073 (chrec_contains_undetermined): Likewise.
14074 (tree_contains_chrecs): Likewise.
14075 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
14077 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
14079 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
14080 fold_call_expr instead of fold_builtin.
14081 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
14082 match declarations there.
14083 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
14086 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
14087 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14089 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
14090 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
14092 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
14095 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
14096 (execute_cse_sincos): Use new CALL_EXPR accessors.
14098 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
14100 * gimple-low.c (lower_function_body): Use build_call_expr.
14101 (lower_builtin_setjmp): Likewise.
14103 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
14104 (set_storage_via_libcall): Likewise.
14105 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
14106 instead of TREE_CODE_LENGTH.
14107 (expand_expr_real_1): Use new CALL_EXPR accessors.
14109 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
14110 generalize to handle any number of operands.
14111 (TB_parent_eq): Likewise.
14113 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
14114 (strip_builtin_expect): Likewise.
14116 * function.c (gimplify_parameters): Use build_call_expr.
14118 * tree-vectorizer.c (vect_is_simple_reduction): Use
14119 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14121 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
14122 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
14124 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
14127 * gimplify.c (build_stack_save_restore): Use build_call_expr.
14128 (gimplify_decl_expr): Likewise.
14129 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
14130 Use new CALL_EXPR iterators.
14131 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
14132 (gimplify_modify_expr_to_memset): Likewise.
14133 (gimplify_variable_sized_compare): Likewise.
14134 (gimplify_omp_atomic_fetch_op): Likewise.
14135 (gimplify_omp_atomic_pipeline): Likewise.
14136 (gimplify_omp_atomic_mutex): Likewise.
14137 (gimplify_function_tree): Likewise.
14139 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
14140 (call_expr_flags): Likewise.
14141 (expand_call): Likewise.
14143 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14144 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14147 * coverage.c (create_coverage): Use build_call_expr.
14149 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14150 (temp_call_expr_obstack): New.
14151 (pool_copy_list): Delete.
14152 (temp_copy_call_expr): New.
14153 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14154 CALL_EXPR accessors. Get rid of special goo for copying argument
14155 lists and use temp_copy_call_expr instead.
14156 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14157 CALL_EXPR accessors.
14158 (create_expression_by_pieces): Likewise. Use build_call_array
14159 to construct the result instead of fold_build3.
14160 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14161 dealing with argument lists.
14162 (init_pre): Remove references to expression_node_pool and
14163 list_node_pool. Init temp_call_expr_obstack instead.
14164 (fini_pre): Remove references to expression_node_pool and
14167 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14168 and walk arguments explicitly instead of as a list.
14170 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14171 (mx_register_decls): Likewise.
14172 (mudflap_register_call): Likewise.
14173 (mudflap_finish_file): Likewise.
14175 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14176 (ipa_callsite_compute_param): Likewise.
14178 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14179 accessors and constructor.
14181 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14182 accessors and constructor.
14183 (convert_tramp_reference): Likewise.
14184 (convert_call_expr): Likewise.
14185 (finalize_nesting_tree_1): Likewise.
14187 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14190 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14192 * tree-inline.c (initialize_inlined_parameters): Pass entire
14193 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14195 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14196 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14198 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14199 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14200 (vectorizable_reduction): Likewise.
14201 (vectorizable_call): Use new CALL_EXPR iterators.
14202 (vectorizable_conversion): Use build_call_expr.
14203 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14204 (vect_gen_widened_results_half): Use build_call_expr.
14205 (vect_setup_realignment): Likewise.
14206 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14208 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14209 (pass_through_call): Likewise.
14210 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14213 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14214 (tree_gen_pow2_profiler): Likewise.
14215 (tree_gen_one_value_profiler): Likewise.
14216 (tree_gen_ic_func_profiler): Likewise.
14217 (tree_gen_average_profiler): Likewise.
14218 (tree_gen_ior_profiler): Likewise.
14220 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14221 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14222 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14224 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14225 of TREE_CODE_LENGTH.
14227 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14228 of TREE_CODE_LENGTH.
14230 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14232 (convert_to_integer): Likewise.
14234 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14237 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14238 Brooks Moses <brooks.moses@codesourcery.com>
14239 Lee Millward <lee.millward@codesourcery.com>
14241 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14243 * config/frv/frv.c (frv_expand_builtin): Likewise.
14244 * config/s390/s390.c (s390_expand_builtin): Likewise.
14246 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14247 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14249 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14250 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14251 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14252 (ix86_expand_store_builtin): Likewise.
14253 (ix86_expand_unop_builtin): Likewise.
14254 (ix86_expand_unop1_builtin): Likewise.
14255 (ix86_expand_sse_compare): Likewise.
14256 (ix86_expand_sse_comi): Likewise.
14257 (ix86_expand_vec_init_builtin): Likewise.
14258 (ix86_expand_vec_ext_builtin): Likewise.
14259 (ix86_expand_vec_set_builtin): Likewise.
14260 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14262 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14263 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14265 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14266 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14267 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14269 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14271 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14272 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14273 arglist. Use new CALL_EXPR accessors. Fix callers.
14274 (altivec_expand_abs_builtin): Likewise.
14275 (rs6000_expand_binop_builtin): Likewise.
14276 (altivec_expand_predicate_builtin): Likewise.
14277 (altivec_expand_lv_builtin): Likewise.
14278 (spe_expand_stv_builtin): Likewise.
14279 (altivec_expand_stv_builtin): Likewise.
14280 (rs6000_expand_ternop_builtin): Likewise.
14281 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14282 (altivec_expand_st_builtin): Likewise.
14283 (altivec_expand_dst_builtin): Likewise.
14284 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14285 arglist. Use new CALL_EXPR accessors. Fix callers.
14286 (altivec_expand_vec_set_builtin): Likewise.
14287 (altivec_expand_vec_ext_builtin): Likewise.
14288 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14289 (spe_expand_builtin): Likewise.
14290 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14291 arglist. Use new CALL_EXPR accessors. Fix callers.
14292 (spe_expand_evsel_builtin): Likewise.
14293 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14294 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14296 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14297 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14298 (arm_expand_unop_builtin): Likewise.
14299 (arm_expand_builtin): Use new CALL_EXPR accessors.
14301 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14304 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14305 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14307 (bfin_expand_unop_builtin): Likewise.
14308 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14310 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14311 Brooks Moses <brooks.moses@codesourcery.com>
14312 Lee Millward <lee.millward@codesourcery.com>
14314 * c-semantics.c (build_stmt): Add internal diagnostic check.
14316 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14317 accessors. Print arguments explicitly instead of as a list.
14319 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14321 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14322 (c_finish_omp_flish): Likewise.
14324 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14325 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14326 instead of TREE_CODE_LENGTH.
14327 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14328 (c_warn_unused_result): Likewise.
14330 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14333 * doc/invoke.texi (Warning Options): Remove
14334 -Werror-implicit-function-declaration.
14335 (Wimplicit-function-declaration): Update description.
14336 * opts.c (common_handle_option): Move handling of -Werror=* to...
14337 (enable_warning_as_error): ...here.
14338 * opts.h (enable_warning_as_error): Declare.
14339 * c-decl.c (implicit_decl_warning): Unless
14340 -Wno-implicit-function-declaration is given, emit a pedwarn if
14341 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14342 * c.opt (Wimplicit-function-declaration): Replace
14343 mesg_implicit_function_declaration with
14344 warn_implicit_function_declaration.
14345 * c-opts.c (c_common_handle_option):
14346 -Werror-implicit-function-declaration is exactly equal as
14347 -Werror=implicit-function-declaration.
14348 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14349 warn_implicit_function_declaration.
14350 (c_common_post_options): -Wimplict-function-declaration is enabled
14351 by default by -std=c99, otherwise is disabled by default.
14352 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14354 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14356 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14357 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14358 former is ignored but not the latter.
14360 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14362 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14363 is made and the reference doesn't use the alias set of its type,
14364 do not create the temporary using that type.
14366 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14368 * jump.c: Remove prototypes for delete_computation and
14369 delete_prior_computation.
14371 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14373 * jump.c (get_label_after): Delete.
14374 (get_label_before, delete_computation, delete_jump,
14375 delete_prior_computation, follow_jumps): Move...
14376 * reorg.c (delete_computation, delete_prior_computation): ... here...
14377 (get_label_before, delete_jump): ... making these static ...
14378 (follow_jumps): ... and simplifying this since it only runs after
14380 * rtl.h (get_label_after, get_label_before, delete_jump,
14381 follow_jumps): Delete prototypes.
14383 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14385 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14387 2007-02-15 Nick Clifton <nickc@redhat.com>
14389 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14390 order to prevent it from being munged by the target.
14392 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14394 * config/i386/i386.md: Remove misleading comment.
14396 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14398 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14399 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14402 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14404 * tree-sra.c (instantiate_missing_elements): Canonicalize
14406 (sra_build_assignment): New.
14407 (generate_copy_inout, generate_element_copy,
14408 generate_element_zero, generate_one_element_init): Use it.
14410 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14412 * tree-sra.c (instantiate_missing_elements): Canonicalize
14414 (sra_build_assignment): New.
14415 (generate_copy_inout, generate_element_copy,
14416 generate_element_zero, generate_one_element_init): Use it.
14418 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14420 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14423 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14425 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14426 types as aggregates not scalars.
14427 * function.c (assign_stack_temp_for_type): Likewise.
14429 2007-02-14 Roger Sayle <roger@eyesopen.com>
14430 Zdenek Dvorak <dvorakz@suse.cz>
14432 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14435 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14437 * passes.c (next_pass_1): Clear the next field of the copied
14440 2007-02-14 Richard Henderson <rth@redhat.com>
14442 * tree-sra.c (early_sra): New.
14443 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14444 (tree_sra_early, pass_sra_early): New.
14445 * tree-pass.h (pass_sra_early): Declare.
14446 * passes.c (init_optimization_passes): Use it.
14448 2007-02-14 Richard Guenther <rguenther@suse.de>
14450 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14452 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14454 PR tree-optimization/30771
14455 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14457 (vect_analyze_operations): Induction phis can now be marked as
14459 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14460 Update documentation accordingly.
14462 2007-02-14 Nick Clifton <nickc@redhat.com>
14464 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14465 most 3 arguments are supported.
14466 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14468 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14470 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14471 Ensure dst->current is valid.
14473 2007-02-13 Paul Brook <paul@codesourcery.com>
14475 * config.gcc: Add arm*-*-uclinux-*eabi.
14476 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14477 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14478 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14479 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14480 (LINK_SPEC): Define.
14481 (LIB_SPEC): Define.
14482 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14484 * config/arm/uclinux-eabi.h: New file.
14485 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14486 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14489 2007-02-13 Ian Lance Taylor <iant@google.com>
14491 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14492 * flags.h (warn_strict_overflow): Declare.
14493 (enum warn_strict_overflow_code): Define.
14494 (issue_strict_overflow_warning): New static inline function.
14495 * opts.c (warn_strict_overflow): New variable.
14496 (common_handle_option): Handle OPT_Wstrict_overflow and
14497 OPT_Wstrict_overflow_.
14498 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14500 * fold-const.c: Include intl.h.
14501 (fold_deferring_overflow_warnings): New static variable.
14502 (fold_deferred_overflow_warning): New static variable.
14503 (fold_deferred_overflow_code): New static variable.
14504 (fold_defer_overflow_warnings): New function.
14505 (fold_undefer_overflow_warnings): New function.
14506 (fold_undefer_and_ignore_overflow_warnings): New function.
14507 (fold_deferring_overflow_warnings_p): New function.
14508 (fold_overflow_warning): New static function.
14509 (make_range): Add strict_overflow_p parameter. Change all
14511 (extract_muldiv, extract_muldiv_1): Likewise.
14512 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14513 tree_expr_nonnegative_p.
14514 (fold_negate_expr): Call fold_overflow_warning.
14515 (fold_range_test): Likewise.
14516 (fold_comparison): Likewise.
14517 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14518 instead of tree_expr_nonnegative_p.
14519 (tree_expr_nonnegative_warnv_p): Rename from
14520 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14521 (tree_expr_nonnegative_p): New function.
14522 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14523 strict_overflow_p parameter.
14524 (tree_expr_nonzero_p): New function.
14525 * passes.c (verify_interpass_invariants): New static function.
14526 (execute_one_pass): Call it.
14527 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14529 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14530 (estimate_numbers_of_iterations): Likewise.
14531 (scev_probably_wraps_p): Likewise.
14532 * tree-ssa-ccp.c: Include "toplev.h".
14533 (evaluate_stmt): Defer fold overflow warnings until we know we are
14535 (struct fold_stmt_r_data): Add stmt field.
14536 (fold_stmt_r): Defer fold overflow warnings until we know we
14538 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14539 (fold_stmt_inplace): Likewise.
14540 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14541 (cleanup_control_expr_graph): Defer fold overflow warnings until
14542 we know we are going to optimize.
14543 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14544 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14546 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14547 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14548 * tree-ssa-loop-manip.c (create_iv): Likewise.
14549 * c-typeck.c (build_conditional_expr): Likewise.
14550 (build_binary_op): Likewise.
14551 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14552 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14553 (extract_range_from_unary_expr): Likewise.
14554 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14555 assuming that signed overflow does not occur.
14556 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14557 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14558 (fold_defer_overflow_warnings): Declare.
14559 (fold_undefer_overflow_warnings): Declare.
14560 (fold_undefer_and_ignore_overflow_warnings): Declare.
14561 (fold_deferring_overflow_warnings_p): Declare.
14562 (tree_expr_nonzero_warnv_p): Declare.
14563 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14564 of warning options.
14565 (Warning Options): Document -Wstrict-overflow.
14566 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14567 (tree-ssa-ccp.o): Likewise.
14568 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14569 (fold-const.o): Depend on intl.h.
14571 2007-02-13 Ian Lance Taylor <iant@google.com>
14573 PR middle-end/30751
14574 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14577 2007-02-13 Stuart Hastings <stuart@apple.com>
14579 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14581 2007-02-13 Richard Henderson <rth@redhat.com>
14583 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14584 handled_component_p before looking for the indirect_ref.
14586 2007-02-13 Richard Henderson <rth@redhat.com>
14588 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14589 remove flags clobber.
14590 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14591 (bswaphi_lowpart): New.
14592 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14593 remove TARGET_BSWAP test. Delete expander of the same name.
14595 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14596 (expand_unop): Use them.
14598 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14600 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14601 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14602 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14603 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14604 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14605 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14606 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14607 assembler dialect choice from asm templates.
14609 2007-02-12 Richard Henderson <rth@redhat.com>
14611 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14612 (fixuns_trunc<SSEMODEF>si2): Use it.
14613 * config/i386/sse.md (vec_setv4sf_0): Export.
14614 * config/i386/i386.c (ix86_build_const_vector): Export.
14615 (ix86_split_convert_uns_si_sse): Rename from
14616 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14617 * config/i386/i386-protos.h: Update.
14619 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14622 * c-typeck.c (c_finish_return): Improve warning message.
14624 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14626 * alias.c (find_symbolic_term): Delete unused function.
14628 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14630 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14631 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14632 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14634 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14636 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14637 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14638 the function, temporarily point the debug interface to the null one.
14640 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14642 * dwarf2out.c (round_up_to_align): New static function.
14643 (field_byte_offset): Use it to round the offset.
14645 2007-02-12 Richard Henderson <rth@redhat.com>
14647 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14648 (inswl_const): Export.
14650 2007-02-12 Richard Henderson <rth@redhat.com>
14652 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14653 result mode of the libcall, convert back to outmode.
14655 2007-02-12 Roger Sayle <roger@eyesopen.com>
14657 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14658 (bswapdi2): New define_expand to implement 32-bit implementation.
14660 2007-02-12 Nick Clifton <nickc@redhat.com>
14662 * doc/invoke.texi (Overall Options): Document --help=.
14663 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14664 (cc1_options): Pass --help= on to cc1.
14665 (display_help): Add description of --help=.
14666 (process_command): Add code to handle --help=. Allow translated
14667 --help and --target-help switches to be passed on to compiler
14669 (main): Remove unused if statement.
14670 * opts.c (columns): Remove.
14671 (LEFT_COLUMN): Define.
14672 (wrap_help): Add columns argument.
14673 (print_filtered_help): Change parameters to be an include bitmask,
14674 an exclude bitmask, an any bitmask and the column width. Move the
14675 code to display the params list here. Add code to display the
14676 status of options rather than their descriptions if the quiet flag
14678 (print_specific_help): Change parameters to be an include bitmask,
14679 an exclude bitmask and an any bitmask. Move code to look up the
14680 column width here. Decide upon the title for an options listing.
14681 (common_handle_options): Add code to handle --help=. Adapt code
14682 for --help and --target-help to use the revised form of the
14683 print_specific_help function.
14684 (print_help): Delete.
14685 (print_param_help): Delete.
14686 (print_switch): Delete.
14687 * opts.h (cl_lang_count): Add prototype.
14688 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14689 CL_MAX_OPTION_CLASS): New defines.
14690 * optc-gen.awk: Add construction of cl_lang_count.
14691 * c.opt: Add Warning attribute to warning options and Optimization
14692 attribute to optimization options.
14693 * common.opt: Likewise.
14695 Add -fhelp and -ftarget-help as aliases for the transformed --help
14696 and --target-help options.
14697 * opt-functions.awk: Add code to handle Warning and Optimization
14700 2007-02-12 Richard Henderson <rth@redhat.com>
14702 * config/alpha/constraints.md: New file.
14703 * config/alpha/alpha.c: Include tm-constrs.h.
14704 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14705 alpha_extra_constraint): Remove.
14706 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14707 * config/alpha/alpha-protos.h: Update.
14708 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14709 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14710 (EXTRA_CONSTRAINT): Remove.
14711 * config/alpha/alpha.md: Include constraints.md.
14712 (adddi splitter): Use satisfies_constraint_*.
14713 * config/alpha/predicates.md (add_operand): Likewise.
14714 (sext_add_operand, addition_operation): Likewise.
14716 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14718 PR tree-optimization/29145
14719 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14720 in our handling of restrict qualified pointers.
14722 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14725 * doc/invoke.texi (Wunused-value): Update description.
14726 (Wextra): Delete item.
14727 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14728 value of Wunused-value.
14729 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14730 (c_finish_stmt_expr): Don't check extra_warnings.
14731 (emit_side_effect_warnings): The caller is responsible to check
14734 2007-02-11 Roger Sayle <roger@eyesopen.com>
14735 Matt Thomas <matt@3am-software.com>
14737 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14739 2007-02-11 Roger Sayle <roger@eyesopen.com>
14741 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14742 comparisons of POPCOUNT against zero.
14743 (simplify_const_relational_operation): Likewise.
14745 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14747 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14749 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14751 * dwarf2out.c (root_type): Delete unused function.
14753 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14755 * genattrtab.c (contained_in_p): Delete unused function.
14756 (write_expr_attr_cache): Likewise.
14758 2007-02-11 Jan Hubicka <jh@suse.cz>
14760 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14763 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14765 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14766 to add the REG_EQ* note.
14767 * see.c (see_merge_one_use_extension): Likewise.
14768 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14769 turn REG_EQUAL notes into REG_EQUIV notes if the target
14770 register may have more than one set.
14771 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14772 * gcse.c (try_replace_reg): Likewise.
14773 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14774 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14775 more than one REG_EQUIV note.
14776 * reload1.c (gen_reload): Use set_unique_reg_note.
14778 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14780 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14781 (ix86_builtin_conversion): New function.
14783 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14786 * tree.h (DECL_REPLACEABLE_P): New macro.
14787 * except.c (set_nothrow_function_flags): Likewise.
14789 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14790 Ira Rosen <irar@il.ibm.com>
14791 Dorit Nuzman <dorit@il.ibm.com>
14793 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14794 * targhooks.c (default_builtin_vectorized_conversion): New.
14795 * targhooks.h (default_builtin_vectorized_function): New declaration.
14796 * target.h (struct vectorize): Add builtin_conversion field.
14797 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14798 stmt_vec_info_type value.
14799 (vectorizable_conversion): New declaration.
14800 * tree-vect-analyze.c (vect_analyze_operations): Add
14801 vectorizable_conversion call.
14802 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14803 * tree-vect-transform.c (vectorizable_conversion): New function.
14804 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14805 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14807 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14808 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14809 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14810 or ALTIVEC_BUILTIN_VCFSX.
14812 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14815 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14816 CONST_DOUBLE and operand 0 is a hard register.
14817 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14818 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14819 is a hard floating-point register.
14821 2007-02-10 Richard Henderson <rth@redhat.com>
14822 Jakub Jelinek <jakub@redhat.com>
14823 Alexandre Oliva <aoliva@redhat.com>
14825 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14826 * builtin-types.def (BT_WORD): Make unsigned.
14827 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14828 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14829 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14830 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14831 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14832 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14834 * expr.c (emutls_var_address): New.
14835 (expand_expr_real_1): Expand emulated tls.
14836 (expand_expr_addr_expr_1): Likewise.
14837 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14838 * output.h (emutls_finish): Declare.
14839 * toplev.c (compile_file): Call it.
14840 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14841 address before wrapping in CONST.
14842 * varasm.c (emutls_htab, emutls_object_type): New.
14843 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14844 (get_emutls_object_name, get_emutls_object_type): New.
14845 (get_emutls_init_templ_addr, emutls_decl): New.
14846 (emutls_common_1, emutls_finish): New.
14847 (assemble_variable): When emulating tls, swap decls; generate
14848 constructor for the emutls objects.
14849 (do_assemble_alias): When emulating tls, swap decl and target name.
14850 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14852 * varpool.c (decide_is_variable_needed): Look at force_output.
14853 Recurse for emulated tls.
14854 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14855 with decide_is_variable_needed.
14856 * emutls.c: New file.
14857 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14858 tls_object for real tls.
14860 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14862 PR rtl-optimization/29599
14863 * reload1.c (eliminate_regs_in_insn): Take the destination
14864 mode into account when computing the offset.
14866 2007-02-09 Stuart Hastings <stuart@apple.com>
14867 Richard Henderson <rth@redhat.com>
14869 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14870 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14871 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14872 fixuns_truncdfhi2): New.
14873 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14874 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14875 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14876 (floatunssidf2): Allow nonimmediate source.
14877 * config/i386/sse.md (movdi_to_sse): New.
14878 (vec_concatv2di): Drop '*'.
14879 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14880 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14881 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14883 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14884 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14885 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14886 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14887 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14888 ix86_build_const_vector.
14889 (x86_emit_floatuns): Rewrite.
14891 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14893 * genautomata.c (longest_path_length): Delete unused function.
14894 (struct state): Delete unused longest_path_length.
14895 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14896 (get_free_state): Delete unused.
14898 2007-02-09 Jan Hubicka <jh@suse.cz>
14900 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14901 * doc/invoke.texi (inline-unit-growth): Update default value.
14903 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14904 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14905 (rebuild_cgraph_edges): Likewise.
14906 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14907 (dump_cgraph_node): Dump frequencies.
14908 (cgraph_clone_edge): Add frequency scales.
14909 (cgraph_clone_node): Add freuqnecy.
14910 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14911 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14912 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14913 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14914 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14915 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14916 (save_inline_function_body): Likewise.
14917 * ipa-inline.c: inluce rtl.h
14918 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14919 (cgraph_edge_badness): Use frequencies.
14920 (cgraph_decide_recursive_inlining): Update clonning.
14921 (cgraph_decide_inlining_of_small_function): Dump frequency.
14922 * predict.c (estimate_bb_frequencies): Export.
14923 * predict.h (estimate_bb_frequencies): Declare.
14924 * tree-inline.c (copy_bb): Watch overflows.
14925 (expand_call_inline): Update call of cgraph_create_edge.
14926 (optimize_inline_calls): Use TODO flags to update frequnecies.
14927 * passes.h: Include predict.h
14928 (init_optimization_passes): Move profile ahead.
14929 (execute_function_todo): Handle TODO_rebuild_frequencies.
14931 2007-02-09 Roger Sayle <roger@eyesopen.com>
14933 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14934 the insbl or inswl pattern into a register.
14936 2007-02-09 Roger Sayle <roger@eyesopen.com>
14938 * config/ia64/ia64.md (bswapdi2): New define_insn.
14940 2007-02-09 Richard Henderson <rth@redhat.com>
14942 * config/i386/constraints.md (Ym): New constraint.
14943 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14944 (movdi_1_rex64): Split sse and xmm general register moves from
14945 memory move alternatives. Use conditional register constraints.
14946 (movsf_1, movdf_integer): Likewise.
14947 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14948 (movdf_integer_rex64): New.
14949 (pushsf_rex64): Fix output constraints.
14950 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14951 (sse2_stored): Likewise.
14952 (sse2_storeq_rex64): New.
14953 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14954 amd and not generic.
14955 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14956 for optimize_size. Remove SF/DFmode hack.
14958 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14960 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14963 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14964 Richard Sandiford <richard@codesourcery.com>
14966 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14967 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14968 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14969 m68k/t-mlib to tmake_file.
14970 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14971 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14972 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14973 Allow it to be cf or m68k. Set m68k_arch_family. If that
14974 variable is not empty, add t-$m68k_arch_family to tmake_file.
14975 Add t-mlibs to tmake_file.
14976 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14977 * config/m68k/t-cf: New file.
14978 * config/m68k/t-m68k: Likewise.
14979 * config/m68k/t-mlibs: Likewise.
14980 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14981 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14982 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14983 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14984 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14986 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14987 (INSTALL_LIBGCC): Delete.
14988 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14989 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14990 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14991 (M68K_MLIB_CPU): Define.
14992 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14993 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14994 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14996 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14997 Richard Guenther <rguenther@suse.de>
14999 PR middle-end/23361
15000 * fold-const.c (fold_comparison): Handle obfuscated comparisons
15001 against INT_MIN/INT_MAX.
15002 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
15003 file if a loop is removed.
15005 2007-02-09 Joseph Myers <joseph@codesourcery.com>
15007 * calls.c (store_one_arg): Pass correct alignment to
15008 emit_push_insn for non-BLKmode values.
15009 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
15010 unaligned stack slot via a suitably aligned slot.
15012 2007-02-08 DJ Delorie <dj@redhat.com>
15014 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
15016 (legal_subregs): Use unsigned char, make const.
15017 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
15019 2007-02-08 Paul Brook <paul@codesourcery.com>
15021 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
15022 special interworking needed.
15024 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
15026 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
15027 conditional to __SSE2__.
15028 (Entries below should have been added to first ChangeLog
15029 entry for amdfam10 dated 2007-02-05)
15030 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
15032 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
15034 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
15037 2007-02-08 DJ Delorie <dj@redhat.com>
15039 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
15040 * config/m32c/m32c.c (legal_subregs): New.
15041 (m32c_illegal_subreg_p): New.
15042 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
15043 unsupported subregs of hard regs.
15045 2007-02-08 Jan Hubicka <jh@suse.cz>
15047 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
15048 the same one; always update histograms.
15050 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15052 * passes.c (init_optimization_passes): Tidy comment.
15054 2007-02-08 Roger Sayle <roger@eyesopen.com>
15056 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
15057 strip zero_extend, bswap and rotates from POCOUNT's argument.
15058 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
15059 zero_extend and rotates from PARITY's argument.
15060 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
15061 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
15062 of an integer constant at compile-time.
15064 2007-02-08 Diego Novillo <dnovillo@redhat.com>
15067 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
15069 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
15072 * tree-ssa-live.c (remove_unused_locals): Do not remove
15073 TREE_ADDRESSABLE variables.
15074 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
15075 * tree-ssa-operands.c (add_virtual_operand): Remove argument
15076 FOR_CLOBBER. Update all users.
15077 If VAR has an associated alias set, add a virtual operand for
15078 it if no alias is found to conflict with the memory reference.
15080 2007-02-07 Jan Hubicka <jh@suse.cz>
15081 Robert Kidd <rkidd@crhc.uiuc.edu>
15083 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
15085 2007-02-07 Ian Lance Taylor <iant@google.com>
15087 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
15089 2007-02-07 Roger Sayle <roger@eyesopen.com>
15091 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
15092 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
15093 tablejumpdi, movsi_to_cr_one): Remove constraints from
15094 define_expand's match_operands.
15096 2007-02-07 Roger Sayle <roger@eyesopen.com>
15098 * global.c (compute_regsets): Move declatation of "i" inside of
15099 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
15101 2007-02-07 Jakub Jelinek <jakub@redhat.com>
15104 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
15105 of INDIRECT_REF <RESULT_DECL>.
15107 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
15109 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
15110 Kaz Kojima <kkojima@gcc.gnu.org>
15113 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
15115 (sh_initialize_trampoline): Add parentheses to avoid a warning.
15117 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
15119 * doc/loop.texi: Document possibility not to perform disambiguation
15120 of loops with multiple latches.
15121 * cfgloopmanip.c (alp_enum_p): Removed.
15122 (add_loop): Handle subloops. Use get_loop_body_with_size.
15123 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
15124 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
15125 the new forwarder block.
15126 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
15127 Handle the case latch is NULL.
15128 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
15129 modifications when marking loop exits.
15130 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
15132 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
15133 disambiguate_loops_with_multiple_latches.
15134 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
15135 before fix_loop_structure.
15136 * cfgloop.c: Include pointer-set.h and output.h.
15137 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
15138 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
15139 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
15140 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
15141 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15142 disambiguate_multiple_latches, get_loop_body_with_size,
15143 disambiguate_loops_with_multiple_latches): New functions.
15144 (flow_loop_dump): Dump multiple latch edges.
15145 (flow_loop_nodes_find): Handle loops with multiple latches.
15146 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15147 (glb_enum_p): Modified.
15148 (get_loop_body): Use get_loop_body_with_size.
15149 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15150 (AVOID_CFG_MODIFICATIONS): New constant.
15151 (disambiguate_loops_with_multiple_latches, add_loop,
15152 get_loop_body_with_size): Declare.
15153 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15155 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15157 PR inline-asm/28686
15158 * global.c (compute_regsets): New function.
15159 (global_alloc): Refactored ELIMINABLE_REGSET
15160 and NO_GLOBAL_ALLOC_REGS computation out.
15161 (rest_of_handle_global_alloc): Call compute_regsets()
15162 for non-optimizing case.
15164 2007-02-06 Richard Henderson <rth@redhat.com>
15166 * config/i386/constraints.md (Y2): Rename from Y.
15167 (Yi): New constraint.
15168 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15169 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15170 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15171 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15172 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15173 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15174 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15175 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15176 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15177 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15178 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15179 vec_extractv2si_1): Change Y constraints to Y2.
15180 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15181 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15182 Change Y constraints to Y2.
15183 (sse2_loadld): Change Y constraints to x.
15185 2007-02-06 Roger Sayle <roger@eyesopen.com>
15187 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15188 (parity<mode>2): New define_expand using rs6000_emit_parity.
15189 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15190 rs6000_emit_parity): New functions.
15191 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15192 rs6000_emit_parity): Prototype here.
15194 2007-02-06 Ian Lance Taylor <iant@google.com>
15196 * lower-subreg.c (simple_move_operand): Reject CONST.
15197 (resolve_clobber): Call validate_change rather than directly
15198 assigning to XEXP (pat, 0).
15200 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15202 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15203 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15204 (tree-cfg.o): Remove hashtab.h dependency.
15206 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15207 (struct ivopts_data): Change niters to pointer_map_t.
15208 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15209 (niter_for_exit): Create pointer_map on demand. Change for
15211 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15212 (free_loop_data): Destroy data->niters if created and reset field.
15213 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15214 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15216 * tree-ssa-reassoc.c: Include pointer-set.h.
15217 (bb_rank): Change to long *.
15218 (operand_rank): Change to pointer_map_t.
15219 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15220 (insert_operand_rank): Accept long.
15221 (operand_entry_hash, operand_entry_eq): Remove.
15222 (get_rank): Return long. Adjust for changes above.
15223 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15225 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15227 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15228 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15229 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15231 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15232 directly since it cannot be NULL.
15233 (get_vi_for_tree): Rewrite for pointer_map API.
15234 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15235 (init_alias_vars): Create vi_for_tree as pointer_map.
15236 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15238 * tree-cfg.c: Don't include hashtab.h.
15239 (edge_to_cases): Declare as pointer_map.
15240 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15242 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15243 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15244 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15246 (record_switch_edge): Delete.
15247 (get_cases_for_edge): Adjust for pointer_map API, inline
15248 record_switch_edge (rewritten for new API), remove goto.
15250 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15252 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15253 * tree-nested.c: Include pointer-set.h.
15254 (var_map_elt, var_map_eq, var_map_hash): Delete.
15255 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15256 to pointer_map_t's.
15257 (nesting_info_bitmap_obstack): New.
15258 (lookup_field_for_decl): Adjust for pointer_map API.
15259 (lookup_tramp_for_decl): Adjust for pointer_map API.
15260 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15261 (get_local_debug_decl): Adjust for pointer_map API.
15262 (convert_nl_goto_reference): Adjust for pointer_map API.
15263 (convert_nl_goto_receiver): Adjust for pointer_map API.
15264 (create_nesting_tree): Create outside GGC space. Create bitmap on
15265 the new obstack. Create field_map and var_map as pointer_maps.
15266 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15268 (lower_nested_functions): Move root here, no need to NULL it.
15269 Initialize and release the obstack.
15271 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15273 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15274 Remove prototypes and make them non-static.
15275 (struct tree_int_map): Remove.
15276 * tree.h (struct tree_int_map): Move here, turning TO into an
15278 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15280 * tree.h (TREE_COMPLEXITY): Remove.
15281 (struct tree_exp): Remove complexity field.
15282 * tree.c (build1_stat): Don't set it.
15284 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15285 Victor Kaplansky <victork@il.ibm.com>
15287 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15288 (vect_is_simple_reduction): Support reduction with induction as
15289 one of the operands.
15290 (vect_is_simple_iv_evolution): Fix formatting.
15291 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15292 formatting. Don't mark induction phis for vectorization.
15293 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15294 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15295 (vect_get_vec_def_for_operand): Support induction.
15296 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15298 (vectorizable_reduction): Support reduction with induction as one of
15300 (vectorizable_type_demotion): Use def-type of stmt argument rather
15301 than dummy def-type.
15303 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15304 flag_tree_scev_cprop.
15305 * common.opt (tree-scev-cprop): New flag.
15307 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15308 call to vect_get_new_vect_var.
15310 2007-02-06 Ira Rosen <irar@il.ibm.com>
15312 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15313 vectype is not NULL.
15314 (vect_pattern_recog_1): Likewise.
15316 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15318 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15319 (fold_negate_expr): Likewise.
15321 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15324 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15325 even if cv-qualification is the same.
15327 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15329 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15330 __enable_execute_stack on completion.
15332 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15334 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15335 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15336 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15337 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15338 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15339 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15340 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15341 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15343 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15345 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15346 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15347 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15348 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15349 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15350 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15351 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15352 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15353 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15354 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15355 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15356 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15357 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15358 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15359 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15360 sqrtextenddfxf2_i387): Added amdfam10_decode.
15362 * config/i386/athlon.md (athlon_idirect_amdfam10,
15363 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15364 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15365 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15366 athlon_ivector_store_amdfam10): New define_insn_reservation.
15367 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15370 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15372 * config/i386/athlon.md (athlon_call_amdfam10,
15373 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15374 define_insn_reservation.
15375 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15376 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15377 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15381 * config/i386/athlon.md (athlon_sseld_amdfam10,
15382 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15383 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15385 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15387 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15388 define_insn_reservation.
15389 * config/i386/i386.md (sseins): Added sseins to define_attr type
15390 and define_attr unit.
15391 * config/i386/sse.md: Set type attribute to sseins for insertq
15394 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15396 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15397 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15398 ssecomi_load_amdfam10, ssecomi_amdfam10,
15399 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15400 define_insn_reservation.
15401 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15403 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15405 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15406 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15407 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15408 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15409 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15410 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15411 define_insn_reservation.
15413 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15414 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15415 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15416 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15417 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15419 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15421 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15422 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15423 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15424 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15425 athlon_ssemul_load_k8): Added amdfam10.
15427 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15429 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15430 (x86_sse_unaligned_move_optimal): New variable.
15432 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15434 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15435 for unaligned vector SSE double/single precision loads for AMDFAM10.
15437 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15439 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15440 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15441 Define TARGET_CPU_DEFAULT_amdfam10.
15442 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15443 (processor_type): Add PROCESSOR_AMDFAM10.
15445 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15446 processor_type in config/i386/i386.h.
15447 Enable imul peepholes for TARGET_AMDFAM10.
15449 * config.gcc: Add support for --with-cpu option for amdfam10.
15451 * config/i386/i386.c (amdfam10_cost): New variable.
15452 (m_AMDFAM10): New macro.
15453 (m_ATHLON_K8_AMDFAM10): New macro.
15454 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15455 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15456 x86_promote_QImode, x86_integer_DFmode_moves,
15457 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15458 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15459 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15460 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15461 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15462 Enable/disable for amdfam10.
15463 (override_options): Add amdfam10_cost to processor_target_table.
15464 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15465 processor_alias_table.
15466 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15467 (ix86_adjust_cost): Add code for amdfam10.
15469 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15471 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15472 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15473 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15474 * config/i386/i386.h: Add builtin definition for SSE4A.
15475 * config/i386/i386.md: Add support for ABM instructions
15476 (popcnt and lzcnt).
15477 * config/i386/sse.md: Add support for SSE4A instructions
15478 (movntss, movntsd, extrq, insertq).
15479 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15480 Add -march=amdfam10 flag.
15481 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15482 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15484 * doc/extend.texi: Add documentation for SSE4A builtins.
15486 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15488 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15490 2007-02-05 Richard Guenther <rguenther@suse.de>
15492 * tree-vectorizer.h (vectorizable_function): Add argument type
15493 argument, change return type.
15494 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15495 * tree-vect-transform.c (vectorizable_function): Handle extra
15496 argument, return vectorized function decl.
15497 (build_vectorized_function_call): Remove.
15498 (vectorizable_call): Handle calls with result and argument types
15499 differing. Handle loop vectorization factor correctly.
15500 * targhooks.c (default_builtin_vectorized_function): Adjust for
15502 * targhooks.h (default_builtin_vectorized_function): Likewise.
15503 * target.h (builtin_vectorized_function): Add argument type
15505 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15506 extra argument, allow vectorizing of lrintf.
15507 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15508 documentation of target hook.
15510 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15513 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15514 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15515 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15517 2007-02-05 Roger Sayle <roger@eyesopen.com>
15519 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15520 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15521 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15522 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15523 before canonicalizing sincos to cexpi.
15524 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15526 2007-02-05 Roger Sayle <roger@eyesopen.com>
15528 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15529 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15530 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15532 2007-02-05 Roger Sayle <roger@eyesopen.com>
15534 * mips-tfile.c (initialize_init_file): Correct endianness test.
15536 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15538 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15539 the 'y' constraint.
15541 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15543 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15544 saves in a PARALLEL before the register assignments.
15546 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15548 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15549 DWARF_FRAME_RETURN_COLUMN to be a general register.
15550 * dwarf2out.c (init_return_column_size): New function, split from...
15551 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15552 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15553 to be nongeneral registers.
15554 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15556 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15557 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15559 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15561 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15563 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15565 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15566 (remove_path): Use can_remove_branch_p and remove_branch instead
15567 of loop_delete_branch_edge.
15568 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15569 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15570 Update profile using scale_dominated_blocks_in_loop.
15571 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15572 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15573 (can_remove_branch_p, remove_branch): Declare.
15574 * tree-cfg.c (tree_can_remove_branch_p): New function.
15575 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15576 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15577 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15579 2007-02-05 Jan Hubicka <jh@suse.cz>
15581 PR middle-end/30696
15582 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15583 nodes in cgraph, don't remove offline copy of the function.
15585 2007-02-04 Jan Hubicka <jh@suse.cz>
15587 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15588 vectors might cause maybe_lookup_element_for_expr to be called
15589 on non-sra-candidate.
15591 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15593 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15594 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15595 spelling conventions.
15597 2007-02-04 Richard Guenther <rguenther@suse.de>
15599 PR middle-end/30636
15600 * fold-const.c (try_move_mult_to_index): Make sure to not
15601 overflow one dimension of a multi-dimensional array access.
15603 2007-02-04 Jan Hubicka <jh@suse.cz>
15605 * passes.c (init_optimization_passes): Reindent.
15607 2007-02-04 Jan Hubicka <jh@suse.cz>
15608 Eric Botcazou <ebotcazou@adacore.com>
15610 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15611 (execute_fixup_cfg): Break out the abnormal goto code.
15612 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15613 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15614 (optimize_inline_calls): Call make_nonlocal_label_edges.
15616 2007-02-04 Jan Hubicka <jh@suse.cz>
15618 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15619 true when something was changed.
15620 (rename_ssa_copies): When something was changed, do
15621 TODO_remove_unused_locals.
15622 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15623 add TODO_remove_unused_locals when instruction was removed.
15625 2007-02-04 Jan Hubicka <jh@suse.cz>
15627 * ipa-inline.c (try_inline): Improve debug output; work on already
15629 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15630 call try_inline for already inlined edges too when flattening;
15631 inline also functions that make callee growth but overall unit size
15634 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15636 * config/m32c/bitops.md, config/m32c/jump.md,
15637 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15638 config/m32r/m32r.h, config/m32r/m32r.md,
15639 config/m32r/predicates.md, config/m68hc11/larith.asm,
15640 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15641 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15642 config/mips/mips-protos.h, config/mips/mips.c,
15643 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15644 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15645 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15646 spelling conventions.
15648 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15649 Follow spelling conventions.
15651 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15653 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15654 warn about C++0x compatibility.
15656 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15658 * config/h8300/h8300.c, config/h8300/h8300.h,
15659 config/h8300/h8300.md: Follow spelling conventions.
15661 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15663 PR middle-end/30667
15664 * combine.c (try_combine): Do not substitute source operand
15665 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15667 2007-02-03 Jan Hubicka <jh@suse.cz>
15669 PR gcov-profile/30650
15670 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15671 do not divide by zero for never executed counters.
15672 (tree_find_values_to_profile): Fix counters.
15673 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15675 2007-02-03 Ian Lance Taylor <iant@google.com>
15677 * lower-subreg.c (simple_move_operand): New static function,
15678 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15680 (simple_move): Call simple_move_operand.
15681 (find_decomposable_subregs): Add special handling of MEMs.
15682 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15683 meaning of return value. If we see a hard register, test whether
15684 it can store a word_mode value. Change all callers.
15686 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15688 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15689 ftrapv insns and expanders.
15690 (subdi3): Change define_expand operand 1 to arith11_operand, and
15691 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15692 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15693 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15696 PR middle-end/30174
15697 * varasm.c (notice_global_symbol): Treat global objects as weak when
15698 flag_shlib is true.
15700 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15702 * emit-rtl.c (dconstpi): Delete.
15703 (dconstsqrt2): New.
15704 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15705 * real.h (dconstpi): Delete.
15706 (dconstsqrt2): New.
15707 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15708 (fold_builtin_hypot): Likewise.
15710 2007-02-03 Tom Tromey <tromey@redhat.com>
15713 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15714 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15716 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15718 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15719 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15720 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15721 config/rs6000/cell.md, config/rs6000/darwin.h,
15722 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15723 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15724 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15725 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15726 typos. Follow spelling conventions.
15727 * doc/invoke.texi: Follow spelling conventions.
15729 2007-02-03 Roger Sayle <roger@eyesopen.com>
15731 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15732 canonicalization transformations that attempt to simplify integer
15733 constant comparisons to become comparisons against zero.
15735 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15737 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15739 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15740 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15742 2007-02-02 Mike Stump <mrs@apple.com>
15744 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15745 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15746 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15747 generate a branch island.
15749 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15751 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15752 (xtensa_legitimate_address_p): New.
15753 (xtensa_legitimize_address): New.
15754 (xtensa_output_addr_const_extra): New.
15755 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15757 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15758 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15759 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15760 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15761 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15762 (xtensa_legitimize_address): New.
15763 (xtensa_output_addr_const_extra): New.
15765 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15767 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15769 2007-02-02 Ian Lance Taylor <iant@google.com>
15771 * expmed.c (expand_divmod): Add comment.
15773 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15775 * emit-rtl.c (renumber_insns): Remove.
15776 * flags.h: Remove the extern for flag_renumber_insns.
15777 * rtl.h: Remove the prototype for renumber_insns.
15778 * toplev.c (flag_renumber_insns): Remove.
15780 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15782 Revert for x86 darwin:
15783 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15785 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15786 code before the following patch under TARGET_MACHO.
15787 (ix86_function_value_regno_p): Likewise.
15789 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15791 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15794 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15797 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15798 loads to general or fp registers. Add comments.
15799 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15801 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15803 * pointer-set.c (insert_aux): Only return insertion slot.
15804 (pointer_set_insert): Adjust.
15805 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15806 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15807 pointer_map_traverse): New.
15808 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15809 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15810 pointer_map_contains, pointer_map_traverse): Declare.
15812 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15814 PR middle-end/30473
15815 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15816 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15818 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15820 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15822 (struct _dep): New type.
15823 (dep_t): New typedef.
15824 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15825 (DEP_STATUS): New access macro. The macro with the same name was
15826 renamed to DEP_LINK_STATUS.
15827 (dep_init): Declare function
15829 (struct _dep_link): New type.
15830 (dep_link_t): New typedef.
15831 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15832 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15833 (DEP_LINK_STATUS): New macro.
15834 (debug_dep_links): New debug function.
15836 (struct _deps_list): New type.
15837 (deps_list_t): New typedef.
15838 (DEPS_LIST_FIRST): New access macro.
15839 (FOR_EACH_DEP_LINK): New cycle macro.
15840 (create_deps_list, free_deps_list, delete_deps_list): Declare
15842 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15843 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15844 (copy_deps_list_change_con): Ditto.
15846 (move_dep_link): Declare function.
15848 (struct _dep_node): New type.
15849 (dep_node_t): New typedef.
15850 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15852 (struct haifa_insn_data.back_deps): New field to hold backward
15853 dependencies of the insn.
15854 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15856 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15857 Change its type to deps_list_t.
15858 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15859 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15860 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15862 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15864 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15866 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15868 (dep_cost): Declare.
15870 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15871 (ds_to_dk, dk_to_ds): New functions.
15873 (init_dep_1): New static function.
15874 (init_dep): New function.
15875 (copy_dep): New static function.
15877 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15879 (detach_dep_link): New static function.
15880 (move_dep_link): New function.
15882 (dep_links_consistent_p, dump_dep_links): New static functions.
15883 (debug_dep_links): New debugging function.
15885 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15887 (alloc_deps_list, init_deps_list): New static functions.
15888 (create_deps_list): New function.
15889 (clear_deps_list): New static function.
15890 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15891 (deps_list_consistent_p, dump_deps_list): New static functions.
15892 (debug_deps_list): New function.
15893 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15895 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15897 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15898 use new scheduler dependencies lists.
15899 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15900 (sched_analyze): Ditto. Initialize dependencies lists.
15901 (add_forw_dep, compute_forward_dependences): Update to use new
15902 scheduler dependencies lists.
15904 (init_dependency_caches): Init deps_obstack.
15905 (free_dependency_caches): Free deps_obstack.
15907 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15908 new scheduler dependencies lists.
15909 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15910 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15912 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15913 Update to use new scheduler dependencies lists.
15914 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15915 (debug_dependencies): Ditto.
15916 (schedule_region): Update comments.
15918 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15919 scheduler dependencies lists.
15920 (schedule_ebb): Update comments.
15922 * rtl.def (DEPS_LIST): Remove.
15924 * lists.c (unused_deps_list): Remove.
15925 (free_list): Update assertions.
15927 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15928 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15930 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15931 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15933 * haifa-sched.c (comments): Update.
15934 (insn_cost1): Remove. Inline the code into insn_cost ().
15935 (insn_cost): Update to use new scheduler dependencies lists. Move
15936 processing of the dependency cost to dep_cost ().
15937 (dep_cost): New function. Use it instead of insn_cost () when
15938 evaluating cost of the dependency. Use compatible interface to
15939 interact with the target.
15940 (priority): Update to use new scheduler dependencies lists.
15941 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15942 with greater number of insns that depend on the insn.
15943 (schedule_insn): Update to use new scheduler dependencies lists. Add
15944 code to free backward dependencies lists. Inline and optimize code
15945 from resolve_dep () - see PR28071.
15946 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15947 lists. Update call to targetm.sched.is_costly_dependence hook.
15949 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15950 scheduler dependencies lists.
15952 (resolve_dep): Remove. Move the logic to schedule_insn ().
15953 (init_h_i_d): Initialize dependencies lists.
15955 (process_insn_depend_be_in_spec): Rename to
15956 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15957 dependencies lists.
15958 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15959 Update to use new scheduler dependencies lists.
15960 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15962 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15963 new scheduler dependencies lists.
15964 (build_intra_loop_deps): Ditto.
15966 * target.h (struct _dep): Declare to use in
15967 gcc_target.sched.is_costly_dependence.
15968 (struct gcc_target.sched.adjust_cost): Fix typo.
15969 (struct gcc_target.sched.is_costly_dependence): Change signature to
15970 use single dep_t parameter instead of an equivalent triad.
15971 (struct gcc_target.sched.adjust_cost_2): Remove.
15973 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15975 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15977 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15979 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15981 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15982 (REG_DEP_TRUE): Document.
15984 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15985 Change signature to correspond to the targetm.sched.adjust_cost hook.
15986 Update use in TARGET_SCHED_ADJUST_COST_2.
15987 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15988 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15989 new scheduler dependencies lists.
15990 (ia64_gen_check): Ditto.
15992 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15993 scheduler dependencies lists.
15995 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15996 signature to correspond to the targetm.sched.is_costly_dependence hook.
15997 (is_costly_group): Update to use new scheduler dependencies lists.
15999 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
16000 instead of INSN_COST () macro.
16002 2007-02-01 Ian Lance Taylor <iant@google.com>
16004 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
16006 2007-02-01 Guy Martin <gmsoft@gentoo.org>
16008 * pa.md (tp_load): Correct mfctl instruction syntax.
16010 2007-02-01 Geoffrey Keating <geoffk@apple.com>
16012 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
16013 altivec_padding_size calculation on AIX. Improve comment, add
16014 assert to verify that it's right.
16016 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
16019 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
16021 PR inline-asm/28686
16022 * global.c (global_alloc): Add mising initialization of
16025 2007-02-01 Roger Sayle <roger@eyesopen.com>
16027 * alias.c (init_alias_analysis): Correct whitespace.
16028 * bb-reorder.c (fix_edges_for_rarely_executed_code,
16029 partition_hot_cold_basic_blocks): Likewise.
16030 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
16031 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
16032 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
16033 fold_builtin_snprintf_chk, fold_builtin_printf,
16034 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
16035 do_mpfr_arg3, do_mpfr_sincos): Likewise.
16036 * cfgcleanup.c (cleanup_cfg): Likewise.
16037 * cfgexpand.c (tree_expand_cfg): Likewise.
16038 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
16039 * function.c (get_next_funcdef_no): Likewise.
16040 * gengtype.c (main): Likewise.
16041 * genmodes.c (main): Likewise.
16042 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
16043 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
16044 * ifcvt.c (noce_emit_move_insn): Likewise.
16045 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
16047 * stor-layout.c (get_best_mode): Likewise.
16048 * tree-ssa-loop-niter.c (get_val_for): Likewise.
16049 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
16050 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
16051 perform_var_substitution, solve_graph): Likewise.
16052 * tree-vrp.c (vrp_finalize): Likewise.
16054 2007-02-01 Ian Lance Taylor <iant@google.com>
16056 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
16057 high part of a paradoxical subreg, return a constant zero.
16059 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
16061 * toplev.c (lang_dependent_init): Call init_set_costs.
16062 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
16064 2007-02-01 Richard Guenther <rguenther@suse.de>
16066 PR middle-end/30656
16067 * fold-const.c (fold_negate_expr): Allow negating a
16068 constant if overflow does not change.
16070 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16072 * doc/c-tree.texi (Expression trees): Improve markup.
16073 * doc/tm.texi (Register Classes, Addressing Modes)
16074 (Floating Point): Fix spacing after abbreviations. Fix some
16077 2007-02-01 Ben Elliston <bje@au.ibm.com>
16079 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
16080 * doc/contrib.texi: Likewise.
16081 * doc/install.texi: Likewise.
16083 2007-01-31 Richard Henderson <rth@redhat.com>
16084 Ian Lance Taylor <iant@google.com>
16086 * lower-subreg.c: New file.
16087 * rtl.def (CONCATN): Define.
16088 * passes.c (init_optimization_passes): Add pass_lower_subreg and
16089 pass_lower_subreg2.
16090 * emit-rtl.c (update_reg_offset): New static function, broken out
16091 of gen_rtx_REG_offset.
16092 (gen_rtx_REG_offset): Call update_reg_offset.
16093 (gen_reg_rtx_offset): New function.
16094 * regclass.c: Revert patch of 2006-03-05, restoring
16096 (clear_reg_info_regno): New function.
16097 * dwarf2out.c (concatn_loc_descriptor): New static function.
16098 (loc_descriptor): Handle CONCATN.
16099 * common.opt (fsplit_wide_types): New option.
16100 * opts.c (decode_options): Set flag_split_wide_types when
16102 * timevar.def (TV_LOWER_SUBREG): Define.
16103 * rtl.h (gen_reg_rtx_offset): Declare.
16104 (reg_scan_update): Declare.
16105 * regs.h (clear_reg_info_regno): Declare.
16106 * tree-pass.h (pass_lower_subreg): Declare.
16107 (pass_lower_subreg2): Declare.
16108 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
16109 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
16110 -fsplit-wide-types.
16111 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
16112 * Makefile.in (OBJS-common): Add lower-subreg.o.
16113 (lower-subreg.o): New target.
16115 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16117 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
16119 2007-01-31 Anatoly Sokolov <aesok@post.ru>
16122 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
16124 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16126 PR middle-end/29335
16127 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
16129 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
16131 * cfgloop.h: Include vec-prim.h.
16132 (enum li_flags): Remove LI_ONLY_OLD.
16133 (loop_iterator): Changed.
16134 (fel_next, fel_init): Iterate over loop tree.
16135 (FOR_EACH_LOOP_BREAK): New macro.
16136 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
16138 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
16139 * modulo-sched.c (sms_schedule): Ditto.
16140 * tree-vectorizer.c (vectorize_loops): Ditto.
16141 * doc/loop.texi: Update information on loop numbering and behavior of
16142 FOR_EACH_LOOP wrto new loops.
16143 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16144 add_to_evolution_1): Test nestedness of loops instead of comparing
16146 * tree-chrec.c (chrec_fold_plus_poly_poly,
16147 chrec_fold_multiply_poly_poly, chrec_evaluate,
16148 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16149 reset_evolution_in_loop): Ditto.
16150 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16152 2007-01-31 Dirk Mueller <dmueller@suse.de>
16154 * c-common.c (warn_about_parentheses): Separate warning about
16155 un-parenthized sequence of comparison operators from the one
16156 which is supposed to warn about x <= y <= z.
16158 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16160 * optabs.h (enum optab_index): Add new OTI_isinf.
16161 (isinf_optab): Define corresponding macro.
16162 * optabs.c (init_optabs): Initialize isinf_optab.
16163 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16165 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16166 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16168 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16169 expand_builtin_interclass_mathfn.
16170 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16171 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16172 (fxam<mode>2_i387): New insn pattern.
16173 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16174 built-in functions as x87 inline asm.
16176 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16178 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16180 2007-01-30 Eric Christopher <echristo@apple.com>
16182 * config.gcc: Add geode.
16184 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16186 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16187 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16188 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16189 value-prof.c: Fix comment typos.
16191 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16194 * doc/invoke.texi (Wpointer-arith): Document warning.
16196 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16198 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16199 the list of discrepancies from the draft TR.
16201 2007-01-30 Dirk Mueller <dmueller@suse.de>
16204 * doc/invoke.texi (-Wreturn-type): Update description to
16205 match new behavior.
16207 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16209 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16211 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16213 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16214 to handle optabs that operate on floating point input argument and
16215 output to integer output.
16216 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16217 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16218 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16219 expand_builtin_interclass_mathfn ().
16220 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16221 (ilogbsi2): Remove.
16222 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16223 ilogbl built-in functions as x87 intrinsics.
16225 2007-01-30 Richard Guenther <rguenther@suse.de>
16227 PR middle-end/27657
16228 * dwarf2out.c (reference_to_unused): Query varpool if the
16229 variable was output.
16231 2007-01-30 Richard Guenther <rguenther@suse.de>
16233 PR middle-end/30313
16234 * passes.c (execute_one_pass): Reset in_gimple_form to not
16235 confuse non-unit-at-a-time mode.
16237 2007-01-29 Roger Sayle <roger@eyesopen.com>
16238 Richard Guenther <rguenther@suse.de>
16240 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16241 avoid undefined behaviour on overflow. Use force_fit_type_double
16242 to construct the constant with the specified TREE_OVERFLOW.
16244 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16246 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16247 * config/dfp-bit.h: Ditto.
16249 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16251 * c-decl.c (pop_scope): Replace warnings with call to
16252 warn_for_unused_label.
16253 * c-common.h (warn_for_unused_label): Declare.
16254 * c-common.c (warn_for_unused_label): Define.
16256 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16258 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16261 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16263 * Makefile.in (USER_H): Remove decfloat.h.
16264 * ginclude/decfloat.h: Delete, moving contents to ...
16265 * ginclude/float.h: Add support for decimal floating point,
16266 guarded by __STDC_WANT_DEC_FP__.
16268 2007-01-29 Mike Stump <mrs@apple.com>
16270 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16271 Analysis and Representation to resolve case insensitive conflict.
16272 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16274 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16276 * tree.h (struct tree_memory_tag): Add aliases member.
16277 (MTAG_ALIASES): New macro.
16278 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16279 (add_may_alias): Remove pointer-set. Update for may_aliases being
16281 (mark_aliases_call_clobbered): Update for may_aliases being a
16283 (compute_tag_properties): Ditto.
16284 (create_partition_for): Ditto.
16285 (compute_memory_partitions): Ditto.
16286 (dump_may_aliases_for): Ditto.
16287 (is_aliased_with): Ditto.
16288 (add_may_alias_for_new_tag): Ditto.
16289 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16290 (compute_is_aliased): New function.
16291 (compute_may_aliases): Call compute_is_aliased).
16292 (init_alias_info): Initialize alias_bitmap_obstack.
16293 (union_alias_set_into): New function.
16294 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16295 (have_common_aliases_p): Rewrite to take two bitmaps and use
16297 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16298 Update for bitmaps.
16299 (finalize_ref_all_pointers): Update for add_may_alias changes.
16300 (new_type_alias): Ditto.
16301 * tree-flow-inline.h (may_aliases): Return a bitmap.
16302 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16303 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16304 may_aliases being a bitmap.
16305 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16306 may_aliases now returns a bitmap.
16307 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16309 * tree-ssa-operands.c (add_virtual_operand): Update for
16310 may_aliases being a bitmap.
16312 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16314 PR tree-optimization/30630
16315 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16316 variable as changed.
16318 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16321 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16322 expanded only once even if an error occurs.
16324 2007-01-29 Ben Elliston <bje@au.ibm.com>
16326 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16327 (__gcov_average_profiler): Likewise.
16328 (__gcov_ior_profiler): Likewise.
16329 (__gcov_merge_ior): Likewise.
16331 2007-01-28 Jan Hubicka <jh@suse.cz>
16333 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16334 * value-prof.c (stringop_block_profile): Likewise.
16336 2007-01-28 Jan Hubicka <jh@suse.cz>
16338 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16339 Add variant handling histograms; add wrapper.
16340 (clear_storage_via_libcall): Export.
16341 (emit_block_move_hints): Break out from ...; add histograms.
16342 (emit_block_move): ... this one.
16343 (clear_storage_hints): Break out from ...; add histograms.
16344 (clear_storage): ... this one.
16345 (set_storage_via_memset): Handle histogram.
16346 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16347 (clear_storage_hints, clear_storage_via_libcall): Declare.
16348 (set_storage_via_setmem): Update prototype.
16349 * doc/md.texi (movmem, setmem): Document new arguments.
16351 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16352 Add new histograms.
16353 (stringop_block_profile): New global function.
16354 (tree_stringops_values_to_profile): Profile block size and alignment.
16355 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16357 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16358 (stringop_block_profile): Declare.
16359 * builtins.c: Include value-prof.h.
16360 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16361 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16362 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16363 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16364 * profile.c (instrument_values): Add new counters.
16365 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16367 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16368 (tree_init_edge_profiler): Build new profilers.
16369 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16370 (pass_tree_profile): Add dump.
16371 (tree_profile_hooks): Update.
16372 * Makefile.in (LIBGCOV): Add new constants.
16373 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16374 __gcov_ior_profiler): New.
16375 * i386.md (movmem/setmem expanders): Add new optional arguments.
16377 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16379 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16381 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16383 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16384 (tree_unswitch_single_loop): Pass eni_size_weights to
16385 tree_num_loop_insns.
16386 * tree-ssa-loop-manip.c: Include tree-inline.h.
16387 (can_unroll_loop_p): Pass eni_size_weights to
16388 tree_num_loop_insns.
16389 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16390 Pass eni_size_weights to estimate_num_insns.
16391 * tree.h (init_inline_once): Export.
16392 * toplev.c (backend_init): Call init_inline_once.
16393 * cgraphunit.c (cgraph_process_new_functions,
16394 cgraph_analyze_function): Pass eni_inlining_weights to
16395 estimate_num_insns.
16396 * ipa-inline.c (compute_inline_parameters): Ditto.
16397 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16398 to estimate_num_insns.
16399 (try_unroll_loop_completely): Pass eni_size_weights to
16400 tree_num_loop_insns.
16401 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16402 ot estimate_num_insns.
16403 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16404 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16405 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16406 eni_time_weights): New variables.
16407 (init_inline_once): Initialize them.
16408 (struct eni_data): Mew.
16409 (estimate_num_insns_1, estimate_num_insns): Use weights.
16410 * tree-inline.h (struct eni_weights_d): New.
16411 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16412 (estimate_num_insns): Declaration changed.
16413 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16414 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16415 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16417 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16419 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16420 relations in the conflict function is valid.
16422 2007-01-27 Ian Lance Taylor <iant@google.com>
16424 * common.opt: Add fstrict-overflow.
16425 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16426 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16427 (TYPE_OVERFLOW_UNDEFINED): Define.
16428 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16430 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16431 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16432 (fold_negate_expr): Likewise.
16433 (make_range): Likewise.
16434 (extract_muldiv_1): Likewise.
16435 (maybe_canonicalize_comparison): Likewise.
16436 (fold_comparison): Likewise.
16437 (fold_binary): Likewise.
16438 (tree_expr_nonnegative_p): Likewise.
16439 (tree_expr_nonzero_p): Likewise.
16440 * tree-vrp.c (compare_values): Likewise.
16441 (extract_range_from_binary_expr): Likewise.
16442 (extract_range_from_unary_expr): Likewise.
16443 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16445 (nowrap_type_p): Likewise.
16446 * tree-scalar-evolution.c (simple_iv): Likewise.
16447 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16448 (build_range_check): Likewise.
16449 (extract_muldiv_1): Likewise.
16450 (fold_comparison): Likewise.
16451 * tree-vrp.c (vrp_int_const_binop): Likewise.
16452 (extract_range_from_unary_expr): Likewise.
16453 * convert.c (convert_to_integer): Likewise.
16454 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16455 (fold_comparison): Likewise.
16456 (fold_binary): Likewise.
16457 * optabs.c (optab_for_tree_code): Likewise.
16458 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16459 * simplify-rtx.c (simplify_const_relational_operation): Check
16460 flag_strict_overflow and flag_trapv.
16461 (simplify_const_relational_operation): Likewise.
16462 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16463 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16466 2007-01-27 Roger Sayle <roger@eyesopen.com>
16468 * tree.c (tree_fold_gcd): Delete.
16469 * tree.h (tree_fold_gcd): Remove prototype.
16470 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16471 test whether one constant integer is a multiple of another. Instead
16472 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16473 * fold-const.c (multiple_of_p): We've determined both TOP and
16474 BOTTOM are integer constants so we can call int_const_binop directly
16475 instead of the more generic const_binop.
16477 2007-01-27 Roger Sayle <roger@eyesopen.com>
16479 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16480 1*X check that the constant hasn't overflowed, to preserve the
16482 (round_up): Provide an efficient implementation when rouding-up an
16483 INTEGER_CST to a power-of-two.
16485 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16487 * doc/sourcebuild.texi: Add comma for clarity.
16488 * doc/extend.texi: Fix some typos.
16489 * doc/passes.texi: Likewise.
16490 * doc/cppinternals.texi: Likewise.
16491 * doc/c-tree.texi: Likewise.
16492 * doc/tree-ssa.texi: Likewise.
16493 * doc/install.texi: Likewise.
16495 2007-01-27 Jan Hubicka <jh@suse.cz>
16497 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16498 (pass_sra): Do not require alias information.
16499 * passes.c (init_optimization_passes): Add SRA
16501 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16503 * tracer.c (rest_of_handle_tracer): We already cleaned
16504 up the CFG in tracer() so don't do it here again.
16505 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16506 cleanup_cfg here, either. And don't call renumber_insns.
16508 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16509 and BB_HEAD are in the insn stream here. Instead make sure
16510 that BB_INSN is valid on all insns. Also, do check here that
16511 there are no pending branch predictions...
16512 (rtl_verify_flow_info): ...instead of doing it here. Checks
16513 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16516 2007-01-26 Roger Sayle <roger@eyesopen.com>
16518 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16519 function to simplify/factorize operand order canonicalization.
16520 (ix86_fixup_binary_operands): Reorganize using the above function.
16521 (ix86_binary_operator_ok): Likewise.
16523 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16525 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16526 file scope from optimize_attrs.
16527 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16529 (optimize_attrs): Clear insn_code_values after freeing it.
16531 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16533 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16534 a parts.base assignment.
16536 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16538 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16539 (compute_subscript_distance, initialize_data_dependence_relation,
16540 finalize_ddr_dependent, analyze_ziv_subscript,
16541 analyze_siv_subscript_cst_affine,
16542 compute_overlap_steps_for_affine_univar,
16543 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16544 analyze_siv_subscript, analyze_miv_subscript,
16545 analyze_overlapping_iterations, subscript_dependence_tester_1,
16546 compute_self_dependence, free_dependence_relation): Work
16547 with affine_fn instead of chrecs.
16548 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16549 common_affine_function, affine_function_base,
16550 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16551 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16552 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16553 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16554 (all_chrecs_equal_p): Removed.
16555 * tree-data-ref.h (affine_fn, conflict_function): New types.
16556 (struct subscript): Change type of conflicting_iterations_in_a
16557 and conflicting_iterations_in_b.
16559 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16562 * config/pa/pa.h (TARGET_HPUX_11): New.
16563 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16564 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16566 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16567 Richard Guenther <rguenther@suse.de>
16569 * tree-ssa-structalias.c (solve_graph): Handle case
16570 we merged the variable to another.
16572 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16574 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16577 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16578 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16580 2007-01-25 DJ Delorie <dj@redhat.com>
16582 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16583 allow changes to modes which don't fit in those registers.
16585 * reload1.c (choose_reload_regs): Check for invalid subregs before
16586 computing their locations, not after.
16588 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16591 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16592 save Altivec registers in an eh_return function.
16593 (compute_vrsave_mask): Likewise.
16594 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16595 for saving Altivec registers.
16596 (rs6000_emit_prologue): Don't allocate stack twice in
16597 eh_return function. Correct expected value of altivec_save_offset
16598 when using save_world. Describe save of R0 to stack when using
16599 save_world. Describe stack pointer adjustment when using
16600 save_world. Remove duplicated eh_return parameter register saving.
16601 Update sp_offset variable after save_world.
16602 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16604 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16605 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16608 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16610 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16612 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16615 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16616 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16618 2007-01-25 Richard Guenther <rguenther@suse.de>
16620 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16621 * common.opt (-Wcoverage-mismatch): New warning option.
16622 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16623 if -Wcoverage-mismatch is given.
16625 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16627 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16628 (ipcp_driver): Change to static definition.
16629 Add dumping of the ifunctions.
16630 (constant_val_insert): Remove unused parameter. Support for SSA.
16631 (ipcp_propagate_const): Support for SSA.
16632 (ipcp_profile_bb_print): Print only analyzed nodes.
16633 (ipcp_replace_map_create): Remove support for Fortran constant
16635 * ipa-prop.c (ipa_method_modify_stmt,
16636 ipa_callsite_compute_param): Support for SSA.
16637 * ipa-prop.h (ipcp_driver): Remove declaration.
16638 (IS_VALID_TREE_MAP_INDEX): Add define.
16640 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16642 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16644 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16646 PR middle-end/30447
16647 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16648 constant argument to cabs and do it without checking for
16649 -funsafe-math-optimizations.
16651 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16653 * c-common.h (RID_FIRST_CXX0X): New.
16654 (RID_LAST_CXX0X): New.
16655 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16657 * c.opt (Wc++0x-compat): New.
16658 * doc/invoke.texi (-Wc++0x-compat): Document.
16660 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16662 * builtins.c (fold_builtin_carg): New.
16663 (fold_builtin_1): Use it.
16665 2007-01-24 Jan Hubicka <jh@suse.cz>
16667 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16669 * ipa-inline.c (initial_insns, max_insns): Delete.
16670 (compute_max_insns): New function.
16671 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16672 amount of insns as base for code growth.
16673 (cgraph_decide_inlining): Make initial_insns local; do not compute
16675 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16676 * doc/invoke.texi (inline-unit-growth): Update docs.
16678 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16680 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16681 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16682 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16683 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16684 for CPUs that have PTA_CX16 set.
16686 PR middle-end/27416
16687 * gimplify.c (omp_check_private): New function.
16688 (gimplify_scan_omp_clauses): Use it for
16689 firstprivate/lastprivate/reduction.
16691 PR middle-end/30494
16692 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16693 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16695 PR middle-end/30421
16696 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16697 If lower_lastprivate_clauses emits some statements, append them
16698 to dlist rather than body_p and to body_p append an initializer.
16699 (lower_omp_for): Adjust caller.
16701 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16703 * target.h (globalize_decl_name): New.
16704 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16705 * output.h (default_globalize_decl_name): New.
16706 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16708 (globalize_decl): Ditto.
16709 (default_globalize_decl_name): New.
16710 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16711 (ia64_handle_version_id_attribute): New.
16712 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16713 (ia64_asm_output_external): Use globalize_decl_name instead
16714 of globalize_label.
16715 * doc/extend.texi (version_id): New pragma.
16716 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16718 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16720 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16721 _uleb128_t and _Unwind_SWord with _sleb128_t.
16722 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16723 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16725 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16726 * unwind-pe.h (read_uleb128, read_sleb128,
16727 read_encoded_value_with_base): Likewise.
16728 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16730 2007-01-24 Richard Guenther <rguenther@suse.de>
16732 * builtins.c (expand_builtin_cexpi): Get the fndecl
16733 for cexp in the correct way.
16735 2007-01-24 Jan Hubicka <jh@suse.cz>
16737 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16740 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16742 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16743 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16744 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16745 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16746 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16747 __SIZEOF_PTRDIFF_T__.
16748 * doc/cpp.texi: Documentation for the new builtin macros added.
16750 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16752 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16753 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16754 instead of operands[2] to avoid access past the end of array.
16756 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16758 * reload1.c (emit_reload_insns): Pass the reload register
16759 for a non-spill output reload through forget_old_reloads_1.
16761 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16763 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16764 _SOFT_DOUBLE if doubles use software floating-point.
16765 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16766 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16767 * config/rs6000/darwin-ldouble.c: Also compile functions for
16768 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16769 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16770 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16771 commented-out long double override.
16772 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16773 * config/rs6000/eabispe.h: Likewise.
16774 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16775 long double for non-SPE.
16776 (rs6000_handle_option): Likewise.
16777 (invalid_e500_subreg): Disallow more subregs involding DImode,
16778 DFmode, TImode or TFmode.
16779 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16781 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16783 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16784 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16786 (rs6000_legitimate_address): Also check for TFmode for E500
16788 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16789 (spe_build_register_parallel): Handle TFmode and TCmode.
16790 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16792 (function_arg): Handle TFmode and TCmode for E500 double.
16793 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16795 (print_operand): Handle TFmode and TImode for %y.
16796 (rs6000_generate_compare): Handle TFmode comparisons for E500
16798 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16799 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16800 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16801 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16802 TFmode for E500 double.
16803 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16804 (floatsidf2): Enable for E500 double.
16805 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16806 (extenddftf2): Change to extenddftf2_fprs.
16807 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16808 depending on TARGET_E500_DOUBLE.
16809 (extendsftf2): Enable for E500 double.
16810 (trunctfdf2): Enable for E500 double.
16811 (trunctfsf2): Change to trunctfsf2_fprs.
16812 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16813 depending on TARGET_E500_DOUBLE.
16814 (floatsitf2): Enable for E500 double.
16815 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16816 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16817 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16818 (negtf2): Change to negtf2_internal.
16819 (negtf2): New expander.
16820 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16821 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16822 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16823 (movdi_internal32): Use rs6000_nonimmediate_operand.
16824 (unnamed splitter): Likewise.
16825 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16826 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16827 (SPE64TF, DITI): New mode macros.
16828 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16831 (frob_<mode>_di_2): New.
16832 (frob_tf_di_8_2): New.
16833 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16835 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16837 (frob_ti_<mode>_8_2): New.
16838 (frob_ti_tf_2): New.
16839 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16840 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16842 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16843 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16844 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16845 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16846 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16847 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16850 2007-01-23 Ian Lance Taylor <iant@google.com>
16852 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16854 (OBJS-archive): Reformat, alphabetize.
16855 (OBJS): Change out_object_file to OBJS-md.
16857 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16859 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16860 JUMP_P and CALL_P predicates where applicable.
16861 * config/i386/i386.c: Ditto.
16862 * config/i386/i386.md: Ditto.
16863 * config/i386/mmx.md: Ditto.
16864 * config/i386/predicates.md: Ditto.
16866 2007-01-22 Andreas Schwab <schwab@suse.de>
16868 * config/m68k/m68k.h: Fix comment.
16870 2007-01-22 Jan Hubicka <jh@suse.cz>
16872 * passes.c (init_optimization_passes): Do not rerun
16873 pass_early_warn_uninitialized.
16875 2007-01-22 Richard Guenther <rguenther@suse.de>
16877 PR tree-optimization/30038
16878 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16880 (execute_cse_sincos_1): Likewise.
16881 (execute_cse_sincos): Likewise.
16882 (gate_cse_sincos): Likewise.
16883 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16884 the cexpi() canonicalization of sincos().
16885 * tree-pass.h (pass_cse_sincos): Declare.
16886 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16888 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16890 PR rtl-optimization/29329
16891 * combine.c (replaced_rhs_insn): Rename to i2mod.
16892 (replaced_rhs_value): Rename to i2mod_new_rhs.
16893 (i2mod_old_rhs): New global variable.
16894 (combine_instructions): Adjust for above change. Save a copy of
16895 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16896 note are substituted in the second instruction.
16897 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16898 ditch the note if it pertains to the second eliminated register
16899 and this register is mentioned in i2mod_old_rhs.
16902 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16904 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16905 the insn to which the note was originally attached.
16907 2007-01-21 Jan Hubicka <jh@suse.cz>
16909 * ipa-inline.c (inlining_mode): Comment, move up.
16910 (cgraph_decide_inlining_incrementally): Do not perform inlining
16911 itself; fix handling of flattening of self recursive functions.
16912 (cgraph_find_cycles): Remove.
16913 (cgraph_flatten_node): Remove.
16914 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16915 (try_inline): New function.
16916 (cgraph_early_inlining): Update call of
16917 cgraph_decide_inlining_incrementally. Apply inlining here.
16918 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16920 2007-01-21 Dirk Mueller <dmueller@suse.de>
16923 * tree-vrp.c (check_array_bounds): do not warn
16924 about ADDR_EXPR's of ARRAY_REF's which are immediately
16925 used in binary expressions.
16927 2007-01-21 Ira Rosen <irar@il.ibm.com>
16929 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16930 read_write_dep and macros for its access.
16931 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16932 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16933 argument, call vect_check_interleaving for every independent pair of
16934 data-refs. Mark loads that access the same memory location as a store
16936 (vect_check_dependences): Remove.
16937 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16938 call, fix the call to vect_analyze_data_ref_dependence.
16939 (vect_analyze_data_ref_access): For statements that access the same
16940 data-ref, check that they are not stores; for loads, check that there
16941 is no store that access the same location.
16943 2007-01-20 Roger Sayle <roger@eyesopen.com>
16944 Joseph Myers <joseph@codesourcery.com>
16946 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16947 (-fdump-rtl-stack): Likewise.
16948 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16949 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16950 (-mpt-fixed): Use @minus{} for minus sign.
16951 (Using Precompiled Headers): Fix under/overfull hbox.
16953 2007-01-20 Jan Hubicka <jh@suse.cz>
16955 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16956 place within annotation.
16958 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16960 * pa.c (output_move_double): Change array size of xoperands to 4.
16962 2007-01-20 Jan Hubicka <jh@suse.cz>
16964 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16967 2007-01-19 Ian Lance Taylor <iant@google.com>
16969 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16970 constant to unsigned HOST_WIDE_INT before negating.
16972 2007-01-19 Ian Lance Taylor <iant@google.com>
16974 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16976 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16977 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16978 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16979 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16980 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16981 (realloc_vdef, realloc_vuse): Change second parameter to
16983 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16984 fields to unsigned.
16985 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16986 unsigned. Change x and lim locals to unsigned.
16987 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16989 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16990 (copy_virtual_operands): Change i and n locals to unsigned.
16992 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16994 PR middle-end/29335
16995 * builtins.c (fold_builtin_1): Handle builtin fdim.
16997 2007-01-20 Jan Hubicka <jh@suse.cz>
16999 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
17000 * tree-ssa-structalias.c (compute_points_to_sets): Do call
17001 init_alias_heapvars.
17002 (init_alias_heapvars): Initialize only when not already initialized.
17003 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
17005 2007-01-19 Roger Sayle <roger@eyesopen.com>
17007 * common.opt (fsigned-zeros): New command line option.
17008 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
17009 of flag_unsafe_math_optimizations.
17010 * opts.c (set_fast_math_flags): The -ffast-math command line option
17011 implies -fno-signed-zeros.
17012 (fast_math_flags_set_p): Likewise.
17014 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
17015 the documentation of -ffast-math appropriately. Wrap long lines.
17017 2007-01-19 Steve Ellcey <sje@cup.hp.com>
17019 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
17020 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
17022 2007-01-19 Tomas Bily <tbily@suse.cz>
17024 * cgraphunit.c (cgraph_finalize_function): Updating of pid
17026 (tree_init_ic_make_global_vars): New function
17027 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
17028 (tree_gen_ic_profiler): New function
17029 (tree_gen_ic_func_profiler): New function
17030 (tree_profiling): Added calling of tree_gen_ic_func_profiler
17031 (tree_profile_hooks): Added hook for indirec/virtual calls
17032 * value-prof.c (tree_find_values_to_profile): New case for
17034 (tree_values_to_profile): Call for determining indirect/virtual
17036 (tree_indirect_call_to_profile): New function
17037 (tree_ic_transform): New function
17038 (tree_ic): New function
17039 (find_func_by_pid): New function
17040 (init_pid_map): New function
17041 (tree_value_profile_transformations): Added check for
17042 indirect/virtual call transformation
17043 * value-prof.h (enum hist_type): New counter type for
17044 indirect/virtual calls
17045 (profile_hooks): Added new hook for profiling indirect/virtual
17047 * profile.c (instrument_values): New case for indirect/virtual
17049 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
17050 (GCOV_COUNTER_V_INDIR): New counter type
17051 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
17052 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
17054 * cgraph.c: Definition of cgraph_max_pid
17055 (cgraph_create_node): Default init of pid attribute
17056 * cgraph.h: Declaration of cgraph_max_pid
17057 (struct cgraph_node): Added pid attribute
17058 * libgcov.c (__gcov_indirect_call_profiler): New function
17059 (__gcov_one_value_profiler_body): New function
17060 (__gcov_one_value_profiler): Body was moved to
17061 __gcov_one_value_profiler_body and calls it
17063 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
17065 * doc/gty.texi (Options): Document the mark_hook option to GTY.
17066 * gengtype.c (write_types_data, write_func_for_structure,
17067 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
17068 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
17069 (walk_type, write_func_for_structure): Generate the mark_hook if
17072 2007-01-19 Jan Hubicka <jh@suse.cz>
17074 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
17075 'early' argument take inlining mode argument specifying whether to
17076 inline for size/speeed or all functions; add support for flattening;
17078 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
17080 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17083 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
17084 the name of the declared identifier.
17086 2007-01-19 Dirk Mueller <dmueller@suse.de>
17088 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
17089 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
17090 duplicate evaluation.
17092 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17094 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
17095 Macroize expander using X87MODEF12 mode macro. Extend operand 1
17096 to XFMode, use acosxf2 and truncate result to requested mode.
17097 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17098 (asin<mode>2): Similarly, with asin expanders.
17099 (*fscalexf4_i387): Rename from *fscalexf4.
17100 (expNcorexf3): New expander.
17101 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
17102 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
17103 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
17104 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
17105 patterns for SSE math.
17106 (exp10<mode>2): Similarly, with exp10 expanders.
17107 (exp2<mode>2): Similarly, with exp2 expanders.
17108 (expm1<mode>2): Similarly, with expm1 expanders.
17109 (ldexp<mode>3): Similarly, with ldexp expanders.
17110 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
17111 Use gen_truncxf<mode>2_i387_noop to truncate result.
17113 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17115 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
17116 for ColdFire targets.
17118 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
17119 Richard Sandiford <richard@codesourcery.com>
17121 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
17122 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
17123 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
17124 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
17125 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17126 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
17128 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17130 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
17131 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
17132 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
17133 (*adddi_dilshr32_cf): New pattern.
17134 (adddi3, subdi3): Remove first alternatives.
17136 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17138 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
17139 implemented using move.l, do not use its cc result for floating-point
17142 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17144 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17145 from accepting 's' constraints if flag_pic.
17147 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17149 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17150 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17151 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17152 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17154 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17156 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17157 ColdFire alternatives.
17158 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17159 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17160 architectures that support ff1 instruction.
17162 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17163 Julian Brown <julian@codesourcery.com>
17165 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17166 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17167 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17170 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17172 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17174 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17175 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17176 HOST_WIDE_INT instead of an rtx.
17177 (m68k_rtx_costs): Update call accordingly.
17178 (output_move_const_into_data_reg): Likewise. Fix formatting.
17179 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17181 (output_move_simode_const): Update calls after above changes.
17182 Rework to use automatic variables and predicates like MEM_P.
17183 * config/m68k/m68k.md (pushexthisi_const): Update call to
17186 2007-01-19 Dirk Mueller <dmueller@suse.de>
17188 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17189 in dump_flags test.
17191 2007-01-19 Richard Guenther <rguenther@suse.de>
17193 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17194 via cexp in case sincos is not available.
17196 2007-01-19 Richard Guenther <rguenther@suse.de>
17198 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17199 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17200 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17201 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17202 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17203 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17204 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17205 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17207 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17209 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17211 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17212 (atan2xf3): Directly generate RTL pattern.
17213 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17214 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17215 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17216 disable patterns for SSE math.
17217 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17218 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17219 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17220 disable patterns for SSE math.
17222 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17224 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17226 2007-01-18 Roger Sayle <roger@eyesopen.com>
17228 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17229 VIEW_CONVERT_EXPR to the same type as it's operand.
17231 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17233 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17234 configured for long double 128.
17236 2007-01-18 Mike Stump <mrs@apple.com>
17238 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17241 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17243 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17246 2007-01-18 Jan Hubicka <jh@suse.cz>
17248 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17249 greater than NUM_VOP_FREE_BUCKETS.
17251 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17253 * tree-ssa-structalias.c: Update comments.
17254 (ptabitmap_obstack): Removed.
17255 (pta_obstack): New.
17256 (oldpta_obstack): Ditto.
17257 (stats): Add a few members.
17258 (struct variable_info): Remove node, complex, address_taken, and
17259 indirect_target members. Add oldsolution member.
17260 (new_var_info): Do not initialize removed members.
17261 (constraint_expr_type): Remove INCLUDES.
17262 (constraint_graph): Add size, implicit_preds, rep,
17263 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17264 (FIRST_REF_NODE): New macro.
17265 (LAST_REF_NODE): Ditto.
17266 (FIRST_ADDR_NODE): Ditto.
17267 (find): New function.
17269 (dump_constraint): Do not handle INCLUDES.
17270 (insert_into_complex): Do not insert duplicate constraints.
17271 (condense_varmap_nodes): Renamed and rewritten into ...
17272 (merge_node_constraints): This. Also fix bug in handling of
17273 offseted copy constraints.
17274 (clear_edges_for_node): No longer need to deal with preds at all,
17275 or removing associated preds/succs.
17276 (merge_graph_nodes): Deal with indirect_cycles.
17277 Don't deal with predecessors.
17278 (add_implicit_graph_edge): New function.
17279 (add_pred_graph_edge): Ditto.
17280 (add_graph_edge): Don't deal with predecessors.
17281 (build_constraint_graph): Removed.
17282 (build_pred_graph): New function.
17283 (build_succ_graph): Ditto.
17284 (struct scc_info): Removed in_component. Added roots, dfs, and
17285 node_mapping. Remove visited_index, unification_queue.
17286 (scc_visit): Deal with union-find we do now.
17287 Deal with cycles with REF nodes.
17288 (collapse_nodes): Renamed and rewritten to ...
17289 (unify_nodes): This.
17290 (process_unification_queue): Removed.
17291 (topo_visit): Cleanup
17292 (do_da_constraint): Use find.
17293 (do_sd_constraint): Ditto.
17294 (do_ds_constraint): Ditto.
17295 (do_complex_constraint): Ditto.
17296 (init_scc_info): Update for removed and added members.
17297 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17298 (find_indirect_cycles): This.
17299 (equivalence_class): New variable.
17300 (label_visit): New function.
17301 (perform_variable_substitution): Rewritten.
17302 (free_var_substitution_info): New function.
17303 (find_equivalent_node): Ditto.
17304 (move_complex_constraints): Ditto.
17305 (eliminate_indirect_cycles): Ditto.
17306 (solve_graph): Only propagate changed bits.
17307 Use indirect cycle elimination.
17309 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17310 (tree_id_eq): Renamed to ...
17311 (tree_vi_eq): This. Update for member change
17312 (insert_id_for_tree): Renamed and rewritten to ...
17313 (insert_vi_for_tree): This.
17314 (lookup_id_for_tree): Renamed and rewritten to ...
17315 (lookup_vi_for_tree): This.
17316 (get_id_for_tree): Renamed and rewritten to ...
17317 (get_vi_for_tree): Ditto.
17318 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17319 (process_constraint): Don't handle INCLUDES.
17320 Remove special ADDRESSOF case.
17321 (find_func_aliases): Rewrite to use vi functions instead of id
17323 (create_function_info_for): Ditto.
17324 (create_variable_info_for): Ditto.
17325 (intra_create_variable_infos): Ditto.
17326 (merge_smts_into): Ditto.
17327 (find_what_p_points_to): Ditto.
17328 (init_base_vars): Ditto.
17329 (init_alias_vars): Ditto.
17330 (remove_preds_and_fake_succs): New function.
17331 (dump_sa_points_to_info): Dump new stats.
17332 (dump_solution_for_var): Use find.
17333 (set_used_smts): Fix formatting.
17334 (compute_points_to_sets): Updated for new functions.
17335 (ipa_pta_execute): Ditto.
17337 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17338 Richard Sandiford <richard@codesourcery.com>
17340 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17342 * calls.c (expand_call): If the return value is a PARALLEL,
17343 extract its first member.
17344 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17345 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17346 use FUNCTION_EXTRA_EPILOGUE.
17347 (m68k_function_value): Return a PARALLEL if the return value
17348 is of a pointer type.
17349 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17350 (FUNCTION_EXTRA_EPILOGUE): Remove.
17351 * config/m68k/m68k.md (D0_REG): New constant.
17353 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17355 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17356 output a NOP for empty epilogues.
17358 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17360 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17361 before function. Extend register save check to include all
17362 registers, not just integer ones.
17364 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17366 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17367 (m68k_use_return_insn): ...this.
17368 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17369 * config/m68k/m68k.c (use_return_insn): Rename to...
17370 (m68k_use_return_insn): ...this.
17371 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17372 of USE_RETURN_INSN.
17374 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17376 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17377 nearest even, fix denormal rounding overflow.
17379 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17381 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17382 f%$smove and f%$move.
17383 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17384 (extendsfdf2_cf): Use fdmove instead of f%&move.
17385 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17386 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17388 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17390 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17393 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17395 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17396 (coldfire_single_format): Declare.
17397 (coldfire_double_format): Likewise.
17398 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17399 of qnan_msb_set to determine the lower bits of a canonical
17401 (encode_ieee_double): Likewise.
17402 (encode_ieee_quad): Likewise.
17403 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17404 (mips_single_format): Likewise.
17405 (ieee_double_format): Likewise.
17406 (mips_double_format): Likewise.
17407 (ieee_extended_motorola_format): Likewise.
17408 (ieee_extended_intel_96_format): Likewise.
17409 (ieee_extended_intel_128_format): Likewise.
17410 (ieee_extended_intel_96_round_53_format): Likewise.
17411 (ibm_extended_format): Likewise.
17412 (mips_extended_format): Likewise.
17413 (ieee_quad_format): Likewise.
17414 (mips_quad_format): Likewise.
17415 (vax_f_format): Likewise.
17416 (vax_d_format): Likewise.
17417 (vax_g_format): Likewise.
17418 (i370_single_format): Likewise.
17419 (i370_double_format): Likewise.
17420 (decimal_single_format): Likewise.
17421 (decimal_double_format): Likewise.
17422 (decimal_quad_format): Likewise.
17423 (c4x_single_format): Likewise.
17424 (c4x_extended_format): Likewise.
17425 (real_internal_format): Likewise.
17426 (coldfire_single_format): New real_format.
17427 (coldfire_double_format): Likewise.
17428 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17429 canonical_nan_lsbs_set.
17430 (pdp11_d_format): Likewise.
17431 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17432 if TARGET_COLDFIRE_CPU.
17434 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17436 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17437 (output_call, m68k_legitimize_call_address): Declare.
17438 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17439 parenthesees. Add support for a 'W' constraint.
17440 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17441 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17442 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17443 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17445 (override_options): Initialize them. Do not set flag_no_function_cse
17446 for TARGET_ID_SHARED_LIBRARY.
17447 (m68k_output_pic_call): Delete.
17448 (m68k_legitimize_call_address): New function.
17449 (print_operand): Remove the %o prefix. Handle the %p prefix.
17450 (output_call): New function.
17451 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17452 target address from the GOT if symbolic jumps are not allowed.
17453 * config/m68k/m68k.md (call, general_operand): Do not set
17454 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17455 Merge separate flag_pic and !flag_pic define_insns into...
17456 (*call, *call_value): ...these new patterns. Match the address
17457 rather than the containing MEM and require it to be a call_operand.
17458 Use output_call to generate the asm template.
17459 * config/m68k/predicates.md (const_call_operand): New predicate.
17460 (call_operand): Likewise.
17462 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17464 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17465 (STACK_GROWS_DOWNWARD): Define to 1.
17466 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17467 comments, emphasizing that these values are only defaults.
17468 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17469 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17471 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17473 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17475 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17476 Richard Sandiford <richard@codesourcery.com>
17478 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17479 (FP_REGNO_P): New macros.
17480 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17481 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17482 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17483 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17485 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17487 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17488 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17490 * config/m68k/t-floatlib: New file, extracting common code from...
17491 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17492 * config/m68k/t-uclinux: Here.
17493 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17494 routines on ColdFire targets.
17496 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17498 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17499 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17500 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17501 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17502 explicitly set MOTOROLA to 1.
17503 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17505 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17506 Nathan Sidwell <nathan@codesourcery.com>
17508 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17509 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17510 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17511 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17512 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17513 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17514 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17515 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17516 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17517 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17518 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17519 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17520 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17521 (DBX_REGISTER_NUMBER): Delete.
17522 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17523 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17524 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17526 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17528 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17529 * config/flat.h: New file.
17530 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17531 OBJECT_FORMAT_FLAT.
17532 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17533 indirect references for -msep-data or -mid-shared-library.
17534 Do not use PC-relative code addresses either.
17535 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17537 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17538 for shared libraries and crt1.o for executables. Use crti.o and
17540 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17541 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17542 Do not add -elf2flt or -shared-lib-id options here.
17543 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17544 Pass -shared-lib-id if -mid-shared-library, taking the library
17545 identifier from -mshared-library-id if given, otherwise
17547 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17548 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17549 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17550 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17551 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17552 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17554 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17555 jump sequence for ISA A and ISA A+.
17556 (PICJUMP): Likewise.
17558 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17560 * config.gcc (m68k-*-uclinux*): Base the port on the common
17561 and m68k GNU/Linux files rather than on the generic ELF ones.
17562 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17563 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17565 2007-01-18 Julian Brown <julian@codesourcery.com>
17566 Richard Sandiford <richard@codesourcery.com>
17568 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17569 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17570 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17572 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17573 80 unconditionally.
17574 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17576 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17578 * doc/install.texi: Document m68k-uclinuxoldabi.
17579 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17580 * config/m68k/uclinux-oldabi.h: New file, copied from
17581 config/m68k/uclinux.h.
17583 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17585 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17586 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17587 (m32r_compute_frame_size): Use unsigned for regno.
17588 (m32r_reload_lr): Use gen_frame_mem.
17590 (m32r_output_function_epilogue): Don't output the function epilogue
17592 (m32r_expand_epilogue): New.
17593 (direct_return): Return false if the function has the interrupt
17595 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17596 * config/m32r/m32r.md (epilogue): New expander.
17597 (return_lr, return_rte): New insns.
17598 (return): Make it expander.
17599 (return_normal): New expander.
17601 2007-01-18 Josh Conner <jconner@apple.com>
17604 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17605 support for UNLE, UNLT, UNGE, and UNGT.
17607 2007-01-18 Jan Hubicka <jh@suse.cz>
17609 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17610 * tree-tailcall (add_virtual_phis): Likewise.
17611 (optimize_tail_call): Return TODOs.
17612 (execute_tail_calls): Return TODOs.
17613 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17614 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17616 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17617 Cleanup cfg using TODO.
17618 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17619 * passes.c (execute_function_todo): When cleanup did something, remove
17621 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17622 (make_edges): Don't cleanup_cfg.
17624 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17626 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17627 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17628 operate on the top of stack.
17629 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17630 register handling of instructions that output to the second
17632 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17633 (move_for_stack_reg): Special-case check for dead destination
17634 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17636 * config/i386/i386.md (UNSPEC_TAN): New constant.
17637 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17638 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17639 to correctly model move of constant 1.0 to top stack slot.
17640 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17641 (unnamed peephole2 pattern): Remove corresponding peephole2
17642 pattern that optimizes tan insn and loading of constant 1.0.
17643 (tanxf2): Use fptanxf4_i387.
17644 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17645 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17646 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17647 disable patterns for SSE math.
17648 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17649 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17651 2007-01-18 Dirk Mueller <dmueller@suse.de>
17652 Richard Guenther <rguenther@suse.de>
17655 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17656 * common.opt (Warray-bounds): Add new warning option.
17657 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17659 * Makefile.in: make tree-vrp.o depend on toplev.h
17660 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17662 (check_array_refs, check_array_bounds, check_array_ref): New.
17664 2007-01-18 Jan Hubicka <jh@suse.cz>
17666 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17667 (execute_ssa_ccp): Return flags conditionally.
17668 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17670 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17672 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17674 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17675 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17677 * Makefile.c (GTFILES): Add cfglayout.h.
17678 * gengtype.c (open_base_files): Likewise.
17679 * cfglayout.c (cfg_layout_function_footer,
17680 cfg_layout_function_header) Reindent to make gengtype happy.
17681 * cfglayout.h (cfg_layout_function_footer,
17682 cfg_layout_function_header): Add GTY(()) marker.
17684 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17686 2007-01-18 Ben Elliston <bje@au.ibm.com>
17688 * genautomata.c (write_automata): Include xstrerror output in the
17689 error message if writing the DFA description file fails.
17691 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17693 * config/mips/mips-protos.h (mips_output_external): Make it
17695 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17696 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17697 (extern_list): Likewise.
17698 (extern_head): Likewise.
17699 (TARGET_ASM_FILE_END): Likewise.
17700 (mips_file_end): Likewise.
17701 (mips_output_external): Rewritten.
17703 2007-01-18 Ben Elliston <bje@au.ibm.com>
17705 * genpreds.c (write_insn_preds_c): Only write out the function
17706 body for regclass_for_constraint if we have register constraints.
17708 2007-01-17 Tom Tromey <tromey@redhat.com>
17710 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17711 * doc/install.texi (Testing): Use sourceware.org.
17712 (Binaries): Likewise.
17713 (Specific): Likewise.
17714 * doc/contrib.texi (Contributors): Use sourceware.org.
17716 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17718 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17719 (AVR_ENHANCED): Rename to ...
17720 (AVR_HAVE_MUL): ... new.
17721 (avr_enhanced_p): Rename to ...
17722 (avr_have_mul_p): ... new.
17723 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17724 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17725 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17726 (avr_have_mul_p): ... new.
17727 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17728 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17729 'avr_enhanced_p' and 'enhanced'.
17730 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17731 AVR_HAVE_MUL instead of AVR_ENHANCED.
17732 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17733 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17734 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17735 instead of AVR_ENHANCED.
17736 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17737 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17738 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17740 2007-01-17 Ian Lance Taylor <iant@google.com>
17742 * vec.h (VEC_reserve_exact): Define.
17743 (vec_gc_p_reserve_exact): Declare.
17744 (vec_gc_o_reserve_exact): Declare.
17745 (vec_heap_p_reserve_exact): Declare.
17746 (vec_heap_o_reserve_exact): Declare.
17747 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17749 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17750 negative parameter.
17751 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17752 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17753 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17754 * vec.c (calculate_allocation): Add exact parameter. Change all
17756 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17757 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17758 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17759 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17760 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17761 (vec_heap_p_reserve_exact): New function.
17762 (vec_heap_o_reserve_exact): New function.
17764 2007-01-17 Jan Hubicka <jh@suse.cz>
17766 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17768 2007-01-17 Eric Christopher <echristo@apple.com>
17770 * config.gcc: Support core2 processor.
17772 2007-01-16 Jan Hubicka <jh@suse.cz>
17774 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17775 the names, just unlink the chain so we don't crash on dangling
17779 2007-01-16 Jan Hubicka <jh@suse.cz>
17781 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17782 * tree-pass.h: Reorder to make IPA passes appear toegher.
17783 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17785 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17786 parameters, do not call early inliner.
17787 * ipa-inline.c: Update comments. Include tree-flow.h
17788 (cgraph_decide_inlining): Do not compute inlining parameters.
17789 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17790 be called with function context set up.
17791 (pass_ipa_inline): Remove unreachable functions before pass.
17792 (cgraph_early_inlining): Simplify assuming to be called from the
17794 (pass_early_inline): New pass.
17795 (cgraph_gate_ipa_early_inlining): New gate.
17796 (pass_ipa_early_inline): Turn into simple wrapper.
17797 (compute_inline_parameters): New function.
17798 (gate_inline_passes): New gate.
17799 (pass_inline_parameters): New pass.
17800 (apply_inline): Move here from tree-optimize.c
17801 (pass_apply_inline): New pass.
17802 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17804 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17805 doing them by hand.
17806 (tree_function_versioning): Do not allocate dummy struct function.
17807 * tree-inline.h (optimize_inline_calls): Update prototype.
17808 * tree-optimize.c (execute_fixup_cfg): Export.
17809 (pass_fixup_cfg): Remove
17810 (tree_rest_of_compilation): Do not apply inlines.
17811 * tree-flow.h (execute_fixup_cfg): Declare.
17812 * Makefile.in (gt-passes.c): New.
17813 * passes.c: Include gt-passes.h
17814 (init_optimization_passes): New passes.
17815 (nnodes, order): New static vars.
17816 (do_per_function_toporder): New function.
17817 (execute_one_pass): Dump current pass here.
17818 (execute_ipa_pass_list): Don't dump current pass here.
17820 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17822 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17823 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17825 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17827 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17828 (strong_alias): Define.
17829 (__gcc_qmul): Provide non-FMA for soft-float.
17830 (__gcc_qdiv): Same.
17835 (__gcc_qunord): New.
17845 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17846 soft-float functions.
17847 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17848 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17849 about long double soft float.
17851 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17852 Tehila Meyzels <tehila@il.ibm.com>
17854 * tree-vectorizer.h (is_pattern_stmt_p): New.
17855 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17856 formatting (tabs instead of spaces). Cleanup and clarify setting
17857 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17858 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17859 (vectorizable_type_demotion): Check that types are integral.
17860 (vectorizable_type_promotion): Likewise.
17861 (vectorizable_store): Fix typo. Eliminate new-line at end of
17864 2007-01-16 Jan Hubicka <jh@suse.cz>
17866 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17869 2007-01-15 Eric Christopher <echristo@apple.com>
17871 * ifcvt.c: Include vec.h, vecprim.h.
17872 (check_cond_move_block): New argument regs.
17873 Reorganize. Add registers used to regs.
17874 (cond_move_process_if_block): Use regs set above as
17877 2007-01-15 Eric Christopher <echristo@apple.com>
17879 * config/darwin.h: Update copyright.
17880 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17881 (LINK_COMMAND_SPEC): Add -u.
17882 (LINK_SPEC): Fix umbrella for above.
17884 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17886 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17889 2007-01-15 Tom Tromey <tromey@redhat.com>
17891 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17892 * doc/install.texi (Testing): Don't mention jacks.
17893 (Configuration): Document --enable-java-maintainer-mode. Move
17894 --with-java-home to libgcj-specific section. Document
17896 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17898 2007-01-15 Jan Hubicka <jh@suse.cz>
17900 * tree-ssa-dce.c (DCE_TODOs): New.
17901 (propagate_necessity): Return if something changed.
17902 (eliminate_unnecessary_stmts): Likewise.
17903 (perform_tree_ssa_dce): Return TODO flags when needed.
17904 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17906 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17908 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17909 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17910 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17911 patterns using X87MODEF12 mode macro. Extend operand 1
17912 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17913 (log10<mode>2): Ditto.
17914 (log2<mode>2): Ditto.
17915 (log1p<mode>2): Ditto.
17916 (logb<mode>2): Ditto.
17917 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17918 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17919 (*fxtractxf3_i387): Rename from *fxtractxf3.
17920 (fxtract_extend<mode>xf3_i387): New insn pattern.
17921 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17922 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17923 and gen_fyl2xxf3_i387().
17925 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17927 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17928 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17929 get_loop_exit_edges. Changed return type to bool.
17930 * cfgloop.h (fix_loop_placement): Declaration removed.
17932 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17934 * param.h (MIN_VECT_LOOP_BOUND): New.
17935 * params.def (MIN_VECT_LOOP_BOUND): New.
17936 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17937 argument - minimum threshold for number of iterations.
17938 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17939 argument to declaration.
17940 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17941 MIN_VECT_LOOP_BOUND.
17942 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17943 slpeel_tree_peel_loop_to_edge with additional argument.
17944 (vect_do_peeling_for_alignment): Likewise.
17945 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17947 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17950 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17951 operands of size 1.
17953 2007-01-14 Jan Hubicka <jh@suse.cz>
17955 * tree-dfa.c (remove_referenced_var): New function.
17956 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17957 prune referenced vars list too.
17958 * tree-flow.h (remove_referenced_var): Declare.
17960 2007-01-14 Jan Hubicka <jh@suse.cz>
17962 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17964 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17965 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17966 * except.h (verify_eh_throw_table_statements): Kill prototype.
17967 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17968 into call exrepssions.
17969 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17971 * tree-cfg.c: Include pointer-set.h.
17972 (verify_node_sharing): Work on pointer set.
17973 (verify_eh_throw_stmt_node): New.
17974 (verify_stmts): Use pointers sets, verify throw_stmt.
17976 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17978 * ipa-reference.c (analyze_function): Consider also addresses taken
17981 2007-01-12 Roger Sayle <roger@eyesopen.com>
17983 * c-typeck.c (null_pointer_constant_p): Replace use of
17984 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17985 (build_c_cast): Likewise.
17987 2007-01-12 Roger Sayle <roger@eyesopen.com>
17989 * tree.h (force_fit_type_double): Remove unused final argument.
17990 * c-common.c (constant_expression_warning): Replace use of
17991 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17992 (convert_and_check): Likewise.
17993 (shorten_compare): Update call to force_fit_type_double.
17994 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17995 * convert.c (convert_to_pointer): Update call to
17996 force_fit_type_double.
17997 * fold-const.c (force_fit_type_double): Remove overflowed_const
17999 (int_const_binop, fold_convert_const_int_from_int,
18000 fold_convert_const_int_from_real, fold_div_compare,
18001 fold_sign_changed_comparison, fold_unary, fold_negate_const,
18002 fold_abs_const, fold_not_const): Remove the final argument from
18003 calls to force_fit_type_double.
18005 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18007 * configure.ac: Set insn to "nop" for spu-*-* also.
18008 * configure: Regenerate.
18010 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
18012 * builtins.def : Add BUILT_IN_FREE.
18014 2007-01-12 Jan Hubicka <jh@suse.cz>
18016 PR tree-optimization/30443
18017 * tree-inline.c (tree_function_versioning): Do not optimize when
18018 cloning for inlining.
18020 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
18022 * doc/loop.texi: Document recording of loop exits.
18023 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
18024 (update_single_exits_after_duplication,
18025 update_single_exit_for_duplicated_loop,
18026 update_single_exit_for_duplicated_loops): Removed.
18027 (duplicate_loop_to_header_edge): Do not call
18028 update_single_exits_after_duplication and
18029 update_single_exit_for_duplicated_loops.
18030 (loop_version): Do not update single_exit information.
18031 (fix_loop_structure): Use record_loop_exits instead of
18032 mark_single_exit_loops.
18033 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
18034 the lists of loop exits.
18035 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
18036 split_edge, merge_blocks): Update the lists of loop exits.
18037 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
18038 loop_optimizer_init.
18039 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
18040 of mark_single_exit_loops.
18041 (loop_optimizer_finalize): Call release_recorded_exits.
18042 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
18043 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
18044 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
18045 update single exit information.
18046 * lambda-code.c (perfect_nestify): Ditto.
18047 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
18048 (mark_single_exit_loops): Removed.
18049 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
18050 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
18051 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
18053 (get_loop_exit_edges, single_exit): Use recorded exit lists.
18054 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
18055 (verify_loop_structure): Verify consistency of the exit lists.
18056 (flow_loops_find): Use alloc_loop. Initialize exits hash.
18057 (set_single_exit): Removed.
18058 * cfgloop.h (struct loop_exit): New function.
18059 (struct loop): single_exit_ field replaced by exits field.
18060 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
18061 LOOPS_HAVE_RECORDED_EXITS.
18062 (struct loops): Added exits hash.
18063 (mark_single_exit_loops, set_single_exit): Declaration removed.
18064 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
18066 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18068 * doc/invoke.texi: Avoid use of @headitem.
18070 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18072 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
18074 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18076 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
18079 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18080 Richard Sandiford <richard@codesourcery.com>
18082 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
18083 * config/m68k/m68k.opt: Resort options.
18084 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
18086 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18087 Richard Sandiford <richard@codesourcery.com>
18089 * doc/invoke.texi: Document the macros that are defined by
18090 m68k's -mtune and -mhard-float options.
18091 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
18092 (m68k_cpp_cpu_family): Likewise.
18093 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
18094 of __ucfv*__ macros. Define __mcffpu__ if generating code for
18095 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
18096 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
18097 (m68k_cpp_cpu_family): Likewise.
18099 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18101 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
18102 macros besides mc68000 as tuning macros. Use a switch statement
18103 to set them and mcpu32.
18105 2007-01-12 Julian Brown <julian@codesourcery.com>
18107 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
18108 (TARGET_68040_ONLY): Rename to...
18109 (TARGET_68040): ...this.
18110 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
18111 * config/m68k/m68k.md: Likewise.
18113 2007-01-12 Julian Brown <julian@codesourcery.com>
18114 Nathan Sidwell <nathan@codesourcery.com>
18115 Richard Sandiford <richard@codesourcery.com>
18117 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
18118 the -mcpu= argument associated with the --with-cpu setting.
18119 Define M68K_DEFAULT_TUNE to the default -mtune= option,
18120 if different from the one implied by the -mcpu setting.
18121 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
18122 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
18123 * doc/invoke.texi: Mention ColdFire in the introduction to the
18124 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
18125 -mno-div and -mhard-float options. Make -m68881 a synonym for
18126 -mhard-float. Document the previously-undocumented -m5206e,
18127 -m528x, -m5307 and -m5407 options. Tweak the existing option
18128 documentation for consistency.
18129 * doc/install.texi: Mention new --with-cpu arguments.
18130 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
18131 default CPU if neither -mcpu nor -march are specified.
18132 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
18133 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
18134 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
18135 using m68k_tune to decide between families that implement the
18136 same ISA. Use m68k_tune to set __mcfv4e__.
18137 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
18138 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
18139 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
18140 (FL_ISA_C, FL_ISA_MMU): New macros.
18141 (MASK_COLDFIRE): Delete.
18142 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18143 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18144 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18145 (TARGET_HARD_FLOAT): Do not define here.
18146 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18147 (TUNE_68000): New macro.
18148 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18149 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18150 (TUNE_CFV2): Redefine in terms of m68k_tune.
18151 (uarch_type, target_device, fpu_type): New enums.
18152 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18153 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18154 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18155 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18156 (FL_FOR_isa_c): New macros.
18157 (m68k_isa): New enum.
18158 (m68k_target_selection): New structure.
18159 (all_devices, all_isas, all_microarchs): New tables.
18160 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18161 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18162 (MASK_ALL_CPU_BITS): Delete.
18163 (m68k_find_selection): New function.
18164 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18165 Map the legacy target options to a combination of the new ones.
18166 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18167 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18168 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18170 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18171 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18173 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18174 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18175 * config/m68k/m68k-devices.def: New file.
18177 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18178 Nathan Sidwell <nathan@codesourcery.com>
18180 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18181 (SUBTARGET_EXTRA_SPECS): New macros.
18182 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18183 use %(asm_cpu_spec) instead.
18184 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18185 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18186 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18187 (EXTRA_SPECS): Rename to...
18188 (SUBTARGET_EXTRA_SPECS): ...this.
18190 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18191 Richard Sandiford <richard@codesourcery.com>
18192 Julian Brown <julian@codesourcery.com>
18194 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18195 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18196 to the configuration's default CPU.
18197 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18198 Remove default masks.
18199 (m680[012]0-*-*): Set the default with_cpu to the first part of
18201 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18202 (m68k*-*-linux): Extend the --with-cpu handling to...
18203 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18204 and m68010. Don't set target_cpu_default2.
18205 * doc/install.texi: Document --with-cpu for m68k.
18206 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18207 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18208 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18209 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18210 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18211 (ASM_SPEC): Remove use of %(asm_cpu_default).
18212 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18213 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18214 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18215 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18216 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18217 (TARGET_DEFAULT): Delete.
18218 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18219 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18220 (CPP_CPU_SPEC): Delete.
18221 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18222 the appropriate string.
18223 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18224 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18225 (ASM_SPEC): Don't use %(asm_default_spec).
18226 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18227 TARGET_DEFAULT and add MASK_68881.
18228 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18230 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18232 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18233 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18234 MASK_68010 alongside MASK_68020.
18235 * doc/invoke.texi: Document -m68010.
18236 * config/m68k/m68k.opt (m68010): New.
18237 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18239 (TUNE_68010): New macro.
18240 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18241 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18242 (M68K_CPU_m68332): Add MASK_68010.
18243 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18244 fallback definition.
18245 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18247 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18248 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18249 to all entries that use MASK_68020.
18250 (output_move_simode_const, output_move_himode, output_move_qimode)
18251 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18252 instead of TARGET_68020 to select clr behavior. Remove comment
18253 about there being no TARGET_68010.
18254 * config/m68k/m68k.md: Likewise throughout.
18256 2007-01-12 Julian Brown <julian@codesourcery.com>
18258 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18259 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18260 * config/m68k/m68k.md: Likewise.
18262 2007-01-12 Julian Brown <julian@codesourcery.com>
18264 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18265 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18267 2007-01-12 Julian Brown <julian@codesourcery.com>
18269 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18270 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18271 * config/m68k/m68k.md: Likewise.
18273 2007-01-12 Julian Brown <julian@codesourcery.com>
18274 Richard Sandiford <richard@codesourcery.com>
18276 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18277 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18278 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18280 (TARGET_CPU32): Rename to...
18281 (TUNE_CPU32): ...this.
18282 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18283 (TUNE_CFV2): New macros.
18284 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18285 remove conditions that are implied by TARGET_68020.
18286 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18287 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18288 (m68k_output_function_epilogue): Likewise.
18289 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18290 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18291 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18292 non-68000 timings. Refactor multiplication and division costs.
18293 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18294 TUNE_CPU32 instead of TARGET_CPU32.
18295 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18296 and TUNE_68060 instead of TARGET_68060.
18297 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18298 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18300 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18301 && !TARGET_COLDFIRE" to choose between moveq and clr.
18302 Likewise in the unnamed movsf pattern.
18303 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18304 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18307 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18309 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18310 of tabbing before backslashes.
18312 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18314 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18315 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18316 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18318 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18320 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18321 find_interesting_uses_cond.
18322 (find_interesting_uses_cond): Use extract_cond_operands.
18323 (rewrite_use_compare): Use extract_cond_operands and
18324 force_gimple_operand_bsi. Do not call update_stmt.
18325 (determine_use_iv_cost_condition): Use extract_cond_operands.
18326 Return cheaper of using original bound and changing the exit bound.
18328 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18330 PR tree-optimization/29516
18331 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18332 most_expensive_mult_to_index, addr_to_parts,
18333 create_mem_ref, maybe_fold_tmr): Make the type of
18334 fields of TARGET_MEM_REF sizetype.
18335 (move_fixed_address_to_symbol, move_pointer_to_base):
18337 * tree.def (TARGET_MEM_REF): Add comment on types of
18340 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18342 * c-common.c (vector_types_convertible_p): Treat opaque types as
18343 always convertible if they have the same size, but not otherwise.
18345 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18347 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18348 Remove the b_unconditional field.
18349 (noce_try_sign_mask): Do not look at b_unconditional.
18350 (noce_process_if_block): Do not use merge_if_blocks. Update
18351 the CFG here. Do not set b_unconditional.
18352 (cond_move_process_if_block): Likewise.
18353 (find_cond_trap): Likewise.
18354 (check_cond_move_block): Require simple jump insns at the end
18355 of the basic block.
18357 2007-01-11 Jan Hubicka <jh@suse.cz>
18359 PR tree-optimization/1046
18360 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18361 when alias info is not ready.
18362 (pass_tail_recursion): Do not require aliasing.
18363 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18364 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18365 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18366 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18367 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18368 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18369 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18371 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18372 When aliasing is not build, mark statement as volatile.
18374 2007-01-11 Tom Tromey <tromey@redhat.com>
18376 PR preprocessor/15185, PR preprocessor/20989:
18377 * doc/cppopts.texi <-MT>: Update description of algorithm for
18378 computing default target.
18379 <-M, -MD>: Reword "basename" text.
18381 2007-01-11 Roger Sayle <roger@eyesopen.com>
18383 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18384 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18385 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18386 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18387 fold_builtin_bswap, real_constp, fold_builtin_pow,
18388 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18389 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18390 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18391 * convert.c (convert_to_pointer): Likewise.
18392 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18393 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18394 const_binop, fold_convert_const_int_from_int,
18395 fold_convert_const_int_from_real,
18396 fold_convert_const_real_from_real, sign_bit_p,
18397 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18398 fold_sign_changed_comparison, fold_unary, fold_comparison,
18399 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18400 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18401 * print-tree.c (print_node_brief, print_node): Likewise.
18402 * stor-layout.c (place_field, layout_type): Likewise.
18403 * tree-chrec.c (keep_cast): Likewise.
18404 * tree.c (build_vector, build_real, build_real_from_int_cst,
18405 build_complex): Likewise.
18407 2007-01-11 Roger Sayle <roger@eyesopen.com>
18409 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18410 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18412 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18414 * configure.ac (strict1_warn): Rename to strict_warn.
18415 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18416 cc_set_by_configure, quoted_cc_set_by_configure,
18417 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18418 all_boot_languages, all_stagestuff): Remove.
18419 (target_list): Remove bootstrap targets.
18420 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18421 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18422 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18423 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18424 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18425 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18426 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18427 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18428 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18429 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18430 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18431 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18432 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18433 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18434 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18435 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18436 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18437 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18438 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18439 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18440 (mostlyclean): Adjust.
18441 (clean, distclean): Don't mention bootstrap stuff.
18442 * configure: Regenerate.
18443 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18444 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18445 treelang/config-lang.in (stagestuff): Remove.
18446 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18447 stageprofile, stagefeedback, stagestuff): Remove mention.
18449 2007-01-11 Nick Clifton <nickc@redhat.com>
18451 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18453 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18454 (mcore_arith_K_S_operand): Run the test for the S constraint not
18455 the test for the M constraint.
18456 (mcore_addsub_operand): Do not accept integer values that are
18457 larger than 32 bits.
18458 * config/mcore/mcore.md: Remove unused constraints from split.
18459 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18460 (addsi3): Likewise.
18461 (allocate_stack): Likewise.
18462 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18463 operands to 32 bits.
18464 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18466 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18467 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18468 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18469 mcore_output_bclri, mcore_output_andn, output_inline_const,
18470 mcore_output_move, mcore_output_movedouble): Likewise.
18471 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18472 (output_inline_const): Likewise.
18473 (output_inline_const): Fix format strings used in sprintf
18475 * config/mcore/mcore-protos.h: Update prototypes for changed
18476 functions in mcore.c.
18477 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18478 HOST_WIDE_INT and not int.
18479 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18480 CONST_OK_FOR_N): Likewise.
18481 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18482 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18485 2007-01-10 Jan Hubicka <jh@suse.cz>
18487 * tree-vrp.c (remove_range_assertions): Release defs.
18488 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18489 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18491 2007-01-10 Paul Brook <paul@codesourcery.com>
18493 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18494 * config/arm/arm.md (mulsi3subsi): New insn.
18496 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18498 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18499 (tree_transform_and_unroll_loop): New.
18500 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18503 2007-01-10 Robert Kennedy <jimbob@google.com>
18505 * fold-const.c (fold_comparison): Fold comparisons like (x *
18506 1000 < 0) to (x < 0).
18508 2007-01-10 Ian Lance Taylor <iant@google.com>
18510 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18511 operands have the same priority.
18513 2007-01-10 Tom Tromey <tromey@redhat.com>
18515 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18516 (fold_binary): Likewise.
18517 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18518 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18519 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18520 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18521 * langhooks.h (struct lang_hooks): Removed field
18522 'can_use_bit_fields_p'.
18524 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18526 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18528 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18530 * function.c (get_last_funcdef_no): New function.
18531 * function.h (get_last_funcdef_no): Declare.
18532 * tree-inline.c (initialize_cfun): Add initialization.
18533 (tree_function_versioning): Cleanup.
18535 2007-01-10 Jan Hubicka <jh@suse.cz>
18537 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18540 2007-01-10 Sa Liu <saliu@de.ibm.com>
18541 Ben Elliston <bje@au.ibm.com>
18543 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18544 for SAVE_NONLOCAL and Pmode for any other save level.
18545 * spu-protos.h (spu_restore_stack_block): Declare.
18546 * spu.md (save_stack_block): Remove.
18547 (restore_stack_block): Call spu_restore_stack_block.
18548 * spu.c (spu_restore_stack_block): New function.
18549 (spu_expand_epilogue): Remove old comment.
18551 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18553 PR tree-optimization/30322
18554 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18555 (cand_value_at): Return the value as aff_tree.
18556 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18557 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18558 aff_combination_mult): New functions.
18559 (aff_combination_add): Use aff_combination_add_cst.
18560 (aff_combination_convert): Allow conversions to a wider type.
18561 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18562 * tree-affine.h (aff_combination_mult): Declare.
18564 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18566 * doc/tm.texi: Update documentation to reflect reality of exec
18567 and start file search behaviours. Update copyright year.
18568 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18569 header file directories.
18571 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18573 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18574 (*cosxf2): Rename to cosxf2_i387.
18575 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18576 using X87MODEF12 mode macro. Rename patterns to
18577 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18579 (*cosdf2, *cossf2): Ditto.
18580 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18581 to match extended input operands.
18582 (sincos<mode>3): New expander.
18583 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18584 insn patterns and corresponding splitters.
18586 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18588 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18589 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18591 2007-01-09 Nicolas Pitre <nico@cam.org>
18594 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18596 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18598 * target.h (struct gcc_target): New field library_rtti_comdat.
18599 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18600 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18601 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18602 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18604 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18606 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18608 2007-01-08 Richard Guenther <rguenther@suse.de>
18610 * tree.h (force_fit_type_double): Export.
18611 (force_fit_type): Remove.
18612 * fold-const.c (force_fit_type_double): New function.
18613 (force_fit_type): Remove.
18614 (int_const_binop): Use it.
18615 (fold_convert_const_int_from_int): Likewise.
18616 (fold_convert_const_int_from_real): Likewise.
18617 (fold_div_compare): Likewise.
18618 (fold_sign_changed_comparison): Likewise.
18619 (fold_unary): Likewise.
18620 (fold_negate_const): Likewise.
18621 (fold_abs_const): Likewise.
18622 (fold_not_const): Likewise.
18623 * c-common.c (shorten_compare): Use force_fit_type_double.
18624 * convert.c (convert_to_pointer): Likewise.
18626 2007-01-08 Richard Guenther <rguenther@suse.de>
18628 * tree.h (build_int_cst_wide_type): Export.
18629 * tree.c (build_int_cst_wide_type): New function.
18630 (build_int_cst_wide): Fix comment.
18631 * builtins.c (fold_builtin_object_size): Use build_int_cst
18632 to build -1 or 0 of the correct type. Use fit_double_type
18633 to check for overflow.
18634 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18636 (decode_field_reference): Likewise.
18637 (all_ones_mask_p): Likewise.
18638 (native_interpret_int): Use build_int_cst_wide_type.
18639 (fold_binary): Use build_int_cst_type to build an all-ones
18641 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18643 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18645 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18647 2007-01-09 Ben Elliston <bje@au.ibm.com>
18649 * genautomata.c (STATS_OPTION): New option.
18650 (stats_flag): New flag.
18651 (gen_automata_option): Handle it.
18652 (initiate_automaton_gen): Ditto.
18653 (write_automata): Output statistics only if stats_flag is
18654 set. Likewise, output time statistics only if time_flag is set.
18655 * doc/md.texi (Processor pipeline description): Document new flag.
18657 2007-01-08 Richard Guenther <rguenther@suse.de>
18659 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18660 * tree.c (build_int_cst_type): Likewise.
18661 (size_in_bytes): Don't call force_fit_type on the result.
18662 (int_fits_type_p): Use fit_double_type.
18663 * fold-const.c (fit_double_type): New function.
18664 (force_fit_type): Use it.
18665 * tree.h (fit_double_type): Export.
18667 2007-01-08 Jan Hubicka <jh@suse.cz>
18669 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18670 * ipa.c (function_and_variable_visibility): Fix return type.
18672 2007-01-08 Richard Guenther <rguenther@suse.de>
18674 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18675 of offset to build the index.
18676 * tree-pretty-print.c (dump_generic_node): Don't build negated
18677 const just for printing.
18678 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18679 * builtins.c (fold_builtin_int_roundingfn): Check if result
18680 fits the type by using force_fit_type and comparing the result.
18681 * predict.c (predict_loops): Use compare_tree_int for comparison.
18682 * tree.c (build_int_cst): Fall back to integer_type_node for
18684 (build_int_cst_wide): Assert type is non-null.
18686 2007-01-08 Roberto Costa <roberto.costa@st.com>
18688 * tree-vrp.c (extract_range_from_cond_expr): New.
18689 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18690 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18692 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18693 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18694 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18695 used as expressions.
18696 * tree-object-size.c (cond_expr_object_size): New.
18697 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18699 2007-01-08 Jan Hubicka <jh@suse.cz>
18701 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18702 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18705 2007-01-08 Richard Guenther <rguenther@suse.de>
18707 PR tree-optimization/23603
18708 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18709 (extract_range_from_binary): Fall back to truthvalue instead of
18710 varying for TRUTH_*_EXPR.
18711 (extract_range_from_comparison): Fall back to truthvalue instead of
18713 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18714 if all visited PHI values were constant.
18716 2007-01-08 Jan Hubicka <jh@suse.cz>
18718 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18719 (cgraph_analyze_function): break out from ...
18720 (cgraph_finalize_compilation_unit): ... here.
18721 (cgraph_expand_function): Remove forgoten commented out line.
18722 (cgraph_optimize): Analyze functions.
18724 2007-01-08 Jan Hubicka <jh@suse.cz>
18726 * tree-pas.h (TODO_remove_function): New flag.
18727 (TODO_update*): Renumber.
18728 (pass_ipa_increase_alignment,
18729 pass_ipa_function_and_variable_visibility): New passes.
18730 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18731 (cgraph_function_and_variable_visibility): Move to ipa.c
18732 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18733 cgraph_increase_alignment.
18734 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18735 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18736 calling tree-inline.
18737 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18738 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18739 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18740 (gate_increase_alignment): New function.
18741 (pass_ipa_increase_alignment): New pass.
18742 * ipa.c: Inline tree-pass.h and timevar.h
18743 (function_and_variable_visibility): Move here from cgraphunit.c
18744 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18745 * passes.c (init_optimization_passes): Add the two new passes.
18746 (execute_todo): Handle cgraph_remove_functions.
18748 2007-01-08 Nick Clifton <nickc@redhat.com>
18750 * config/frv/predicates.md (reg_or_0_operand): Accept
18753 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18755 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18756 * config.gcc: Add bfin*-rtems*.
18758 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18760 * c.opt: Add -flax-vector-conversions.
18761 * c-typeck.c (convert_for_assignment): Pass flag to
18762 vector_types_convertible_p to allow emission of note.
18763 (digest_init): Likewise.
18764 * c-opts.c: Handle -flax-vector-conversions.
18765 * c-common.c (flag_lax_vector_conversions): New.
18766 (vector_types_convertible_p): Unless -flax-vector conversions
18767 has been passed, disallow conversions between vectors with
18768 differing numbers of subparts and/or element types. If such
18769 a conversion is disallowed, possibly emit a note on the first
18770 occasion only to inform the user of -flax-vector-conversions.
18771 The new last argument specifies this.
18772 * c-common.h (flag_lax_vector_conversions): New.
18773 (vector_types_convertible_p): Add extra argument.
18774 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18775 char_type_node for V*QI type vectors.
18776 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18777 Update to satisfy new typechecking rules.
18778 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18779 C and C++ variants.
18780 * doc/invoke.texi (C Dialect Options): Document
18781 -flax-vector-conversions.
18783 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18785 PR tree-optimization/29877
18786 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18787 a register variable on the RHS to not be replaceable.
18789 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18790 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18791 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18792 const_simm15, const_pow2, const_npow2): Added.
18793 * config/score/misc.md (insv, extv, extzv, movmemsi,
18794 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18795 * config/score/score.c (score_address_cost, score_select_cc_mode):
18797 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18798 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18799 Update score_print_operand.
18800 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18801 Adjust register allocate order and update some macro define.
18802 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18803 mdx_block_move_straight, mdx_block_move_loop_head,
18804 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18805 mdx_block_move_loop, mdx_block_move): Added.
18806 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18807 mdp_limm): Updated and fix some bug and typo.
18808 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18809 (movsf, movdf, doloop_end): Added.
18811 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18813 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18814 config/arm/thumb2.md: Fix comment typos.
18815 * doc/extend.texi: Fix a typo.
18817 2007-01-07 Eric Christopher <echristo@apple.com>
18819 * configure.ac: Check for __stack_chk_fail for darwin.
18820 * configure: Regenerate.
18822 2007-01-07 Richard Guenther <rguenther@suse.de>
18824 * tree-vrp.c (extract_range_from_assert): CSE calls to
18825 compare_values where possible.
18826 (extract_range_from_unary_expr): Likewise.
18828 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18830 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18831 * config/avr/avr.c (call_insn_operand): Delete function.
18832 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18833 instead of register number. Use predicates.
18834 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18835 call_insn_operand): Add.
18837 2007-01-06 Jan Hubicka <jh@suse.cz>
18839 * tree-pass.h (pass_build_cgraph_edges): Declare.
18840 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18841 (visited_nodes): Remove.
18842 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18843 build_cgrpah_edges; make visited_nodes local.
18844 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18845 (record_references_in_initializer): Move to cgraphbuild.c
18846 (initialize_inline_failed, rebuild_cgraph_edges,
18847 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18848 (verify_cgraph_node): Make visited_nodes local.
18849 (cgraph_analyze_function): Do not call cgraph_create_edges and
18850 initialize_inline_failed.
18851 (cgraph_expand_function): Do not call cgraph_lower_function;
18852 assert that function is already lowered.
18853 * Makefile.in (cgraphbuild.o): New.
18854 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18855 at the end of lowering passes.
18857 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18859 * ifcvt.c (cond_move_convert_if_block): New function, code
18860 factored out from...
18861 (cond_move_process_if_block): ...here. Call the new function
18862 on the THEN and ELSE blocks.
18863 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18864 already takes care of this.
18866 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18869 * tree.h (TREE_OVERFLOW_P): New.
18870 * c-typeck.c (parser_build_unary_op): Warn only if result
18871 overflowed and operands did not.
18872 (parser_build_binary_op): Likewise.
18873 (convert_for_assignment): Remove redundant overflow_warning.
18874 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18876 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18878 * c-typeck.c (store_init_value): Split over two lines to follow
18879 the GNU coding style.
18881 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18883 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18884 __GXX_EXPERIMENTAL_CXX0X__.
18885 * doc/cpp.texi: Same.
18887 2007-01-05 Richard Guenther <rguenther@suse.de>
18889 PR middle-end/27826
18890 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18891 with mismatched types. Instead explicitly build a
18892 conversion NOP_EXPR.
18894 2007-01-05 Ian Lance Taylor <iant@google.com>
18896 * c-common.c (decl_with_nonnull_addr_p): New function.
18897 (c_common_truthvalue_conversion): Call it.
18898 * c-typeck.c (build_binary_op): Likewise.
18899 * c-common.h (decl_with_nonnull_addr_p): Declare.
18901 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18904 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18907 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18909 * doc/install.texi (Final install): Document the fact that
18910 the GNAT runtime should not be stripped.
18912 2007-01-04 Jan Hubicka <jh@suse.cz>
18914 * tree-inline.c (fold_marked_statements): Update operand caches
18915 and EH after folding
18917 2007-01-04 Ian Lance Taylor <iant@google.com>
18919 * c-common.c (check_function_nonnull): Whitespace fix.
18921 2007-01-04 Jan Hubicka <jh@suse.cz>
18923 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18924 comitted older version of patch.
18925 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18926 function, celanup cfg and collect garbage.
18928 2007-01-04 Mike Stump <mrs@apple.com>
18930 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18933 2007-01-04 Eric Christopher <echristo@apple.com>
18935 * libgcc2.c (__bswapsi2): Use SItype.
18936 (__bswapdi2): Use DItype.
18937 * libgcc2.h: Update for above.
18939 2007-01-04 Paul Brook <paul@codesourcery.com>
18941 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18942 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18943 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18944 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18945 umulsi3_highpart): Make conditional on !arm_arch6.
18946 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18947 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18948 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18949 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18950 umulsi3_highpart_v6): New insns.
18952 2007-01-04 Roger Sayle <roger@eyesopen.com>
18954 * fold-const.c (fold_convert): When casting an expression to void,
18955 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18956 have a type. Instead of attempting to build a NOP_EXPR, return
18957 these "special" trees directly.
18959 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18961 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18962 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18963 rs6000_cost->fp not 0 as adjustment for outer NEG.
18965 2007-01-04 Jan Hubicka <jh@suse.cz>
18967 * cgraph.c (cgraph_release_function_body): New function.
18968 (cgraph_remove_node): Use it.
18969 * cgraph.h (cgraph_release_function_body): Declare.
18970 * cgraphunit.c (cgraph_expand_function): Use it.
18971 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18972 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18973 is initialized and while compilation of other function is running.
18974 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18975 statement CFG annotations from here to ...
18976 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18978 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18980 * cfgloop.h (enum li_flags): Make the constants powers of two.
18982 2007-01-04 Jan Hubicka <jh@suse.cz>
18984 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18986 (fold_marked_statements): New function.
18987 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18988 * tree-inline.h (copy_body_data): Add statements_to_fold.
18990 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18992 * config.gcc: Mention libgcc/config.host.
18993 * Makefile.in: Update comments mentioning libgcc.
18994 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18995 (all.cross, start.encap, rest.encap, rest.cross): Update
18996 dependencies for libgcc move.
18997 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18998 (clean-target, clean-target-libgcc): Delete.
18999 (srcdirify, GCC_EXTRA_PARTS): New macros.
19000 (libgcc-support, libgcc.mvars): New rules.
19001 (distclean): Remove mention of mklibgcc.
19002 (install): Don't reference INSTALL_LIBGCC.
19003 (install-common): Don't reference EXTRA_PARTS.
19004 (install-libgcc, install-multilib): Delete rules.
19005 * mklibgcc.in: Delete file.
19006 * doc/configfiles.texi: Don't mention mklibgcc.
19008 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
19009 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
19010 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
19011 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
19012 (mklibgcc, ldblspecs): Likewise.
19014 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
19015 (posixpre.def): Use $(T).
19016 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
19017 (SHLIB_SRC, SHLIB_INSTALL): Delete.
19018 (SHLIB_LINK): Make dummy.
19019 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
19021 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
19023 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
19024 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
19025 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
19026 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
19028 * configure.ac (all_outputs): Remove mklibgcc.
19029 * configure: Regenerated.
19031 2007-01-03 Josh Conner <jconner@apple.com>
19033 PR middle-end/29683
19034 * calls.c (compute_argument_addresses): Set stack and stack_slot
19035 for partial args, too.
19036 (store_one_arg): Use locate.size.constant for the size when
19037 generating a save_area.
19039 2007-01-03 Robert Kennedy <jimbob@google.com>
19041 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
19042 whose definitions are deleted due to basic block merging.
19044 2007-01-03 Paul Brook <paul@codesourcery.com>
19047 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
19049 (use_return_insn): Return 0 for Thumb interrupt functions.
19050 (print_multi_reg): Add rfe argument for IRQ returns.
19051 (arm_output_epilogue): Pop interrupt return address directly into PC.
19052 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
19054 2007-01-03 Paul Brook <paul@codesourcery.com>
19056 Merge from sourcerygxx-4_1.
19057 * config/arm/thumb2.md: New file.
19058 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
19060 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
19061 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19062 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
19063 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
19065 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19066 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
19068 * config/arm/ieee754-sf.S: Ditto.
19069 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
19070 (thumb1_base_register_rtx_p): ... to this.
19071 (thumb_index_register_rtx_p): Rename...
19072 (thumb1_index_register_rtx_p): ... to this.
19073 (thumb_output_function_prologue): Rename...
19074 (thumb1_output_function_prologue): ... to this.
19075 (thumb_legitimate_address_p): Rename...
19076 (thumb1_legitimate_address_p): ... to this.
19077 (thumb_rtx_costs): Rename...
19078 (thumb1_rtx_costs): ... to this.
19079 (thumb_compute_save_reg_mask): Rename...
19080 (thumb1_compute_save_reg_mask): ... to this.
19081 (thumb_final_prescan_insn): Rename...
19082 (thumb1_final_prescan_insn): ... to this.
19083 (thumb_expand_epilogue): Rename...
19084 (thumb1_expand_epilogue): ... to this.
19085 (arm_unwind_emit_stm): Rename...
19086 (arm_unwind_emit_sequence): ... to this.
19087 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
19088 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
19089 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
19090 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
19091 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
19092 thumb2_output_casesi): New functions.
19093 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
19094 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
19095 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
19096 THUMB2_WORK_REGS): Define.
19097 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
19098 arm_condexec_mask, arm_condexec_masklen)): New variables.
19099 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
19100 (arm_override_options): Check new CPU capabilities.
19101 Set new architecture flag variables.
19102 (arm_isr_value): Handle v7m interrupt functions.
19103 (user_return_insn): Return 0 for v7m interrupt functions. Handle
19105 (const_ok_for_arm): Handle Thumb-2 constants.
19106 (arm_gen_constant): Ditto. Use movw when available.
19107 (arm_function_ok_for_sibcall): Return false for v7m interrupt
19109 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
19110 (thumb_find_work_register, arm_load_pic_register,
19111 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
19112 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
19113 print_multi_reg, output_mov_long_double_fpa_from_arm,
19114 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
19115 output_mov_double_fpa_from_arm, output_move_double,
19116 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
19117 output_return_instruction, arm_output_function_prologue,
19118 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
19119 arm_output_mi_thunk, thumb_set_return_address): Ditto.
19120 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
19121 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
19122 (arithmetic_instr, shift_op): Use arm_shift_nmem.
19123 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
19125 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
19126 (thumb_expand_prologue): Use thumb_set_frame_pointer.
19127 (arm_file_start): Output directive for unified syntax.
19128 (arm_unwind_emit_set): Handle stack alignment instruction.
19129 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
19130 Add v6t2, v7, v7a, v7r and v7m.
19131 (RETLDM): Add Thumb-2 code.
19132 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
19133 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
19134 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
19135 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
19136 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
19137 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
19138 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
19139 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
19140 ADJUST_INSN_LENGTH): Define.
19141 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19142 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19143 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19144 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19145 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19146 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19147 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19148 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19149 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19150 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19151 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19152 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19153 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19154 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19155 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19156 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19157 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19159 * config/arm/arm-tune.md: Regenerate.
19160 * config/arm/arm-protos.h: Update prototypes.
19161 * config/arm/vfp.md: Enable patterns for Thumb-2.
19162 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19163 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19164 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19165 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19166 * config/arm/libunwind.S: Add Thumb-2 code.
19167 * config/arm/constraints.md: Update include Thumb-2.
19168 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19169 * config/arm/ieee754-df.S: Ditto.
19170 * config/arm/bpabi.S: Ditto.
19171 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19172 * config/arm/predicates.md (low_register_operand,
19173 low_reg_or_int_operand, thumb_16bit_operator): New.
19174 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19175 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19176 * config/arm/t-arm-elf: Add armv7 multilib.
19177 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19179 (UNSPEC_STACK_ALIGN, ce_count): New.
19180 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19181 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19183 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19184 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19185 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19186 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19187 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19188 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19190 * doc/extend.texi: Document ARMv7-M interrupt functions.
19191 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19193 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19195 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19196 (struct _Unwind_Context): Rename args_size to flags, remove
19197 signal_frame field, add a new args_size field and version field.
19198 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19199 _Unwind_IsExtendedContext): New inline functions.
19200 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19201 Assume by_value array is only present if _Unwind_IsExtendedContext.
19202 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19203 _Unwind_IsSignalFrame.
19204 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19205 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19206 (uw_init_context_1): Initialize context->flags to
19207 EXTENDED_CONTEXT_BIT.
19208 * config/rs6000/linux-unwind.h (frob_update_context): Use
19209 _Unwind_SetSignalFrame.
19211 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19213 PR middle-end/30353
19214 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19215 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19218 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19220 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19221 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19222 RET, AT_SP): Remove.
19223 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19226 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19227 * cfgbuild.c (find_basic_blocks): Likewise.
19228 * cfgrtl.c (rtl_create_basic_block): Likewise.
19229 * function.c (temp_slots_at_level): Likewise.
19230 * reg-stack.c (stack_regs_mentioned): Likewise.
19231 * regclass.c (allocate_reg_info): Likewise.
19232 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19233 set_bb_for_stmt, move_block_to_fn): Likewise.
19234 * tree-complex.c (tree_lower_complex): Likewise.
19235 * vec.h (VEC_safe_grow_cleared): New.
19237 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19239 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19241 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19242 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19244 * cfgloopmanip.c (scale_loop_frequencies): Export.
19245 (loopify): Scale the frequencies by prescribed coefficients.
19246 (set_zero_probability): New function.
19247 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19248 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19249 and frequencies according to arguments.
19250 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19252 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19253 * modulo-sched.c (sms_schedule): Set probabilities for entering
19254 versioned loop correctly.
19255 * tree-vect-transform.c (vect_transform_loop): Ditto.
19256 * cfgloop.h (loopify, loop_version): Declaration changed.
19257 (scale_loop_frequencies): Declared.
19259 2007-01-02 Jan Hubicka <jh@suse.cz>
19261 * cgraph.c: Include tree-flow.h
19262 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19263 early_local_passes.
19264 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19265 * tree-pass.h (pass_all_early_optimizations): Declare.
19266 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19267 early_local_passes.
19268 (cgraph_analyze_function): Do early_local_passes.
19269 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19270 Do not add referenced vars.
19271 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19273 (gate_all_early_local_passes): New gate.
19274 (pass_early_local_passes): Use new gate.
19275 (execute_early_local_optimizations): New functions.
19276 (gate_all_early_optimizations): New gate.
19277 (pass_all_early_optimizations): New pass.
19278 (execute_free_datastructures): Free SSA only when initialized.
19279 (gate_init_datastructures): Init only when optimizing.
19280 (tree_lowering_passes): Do early local passes when called late.
19281 * tree-profile.c (do_tree_profiling): Don't profile functions added
19283 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19284 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19286 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19287 during early_local_passes.
19288 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19291 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19293 * Makefile.in: Update copyright year.
19295 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19297 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19298 in $(lang_checks) and check-consistency targets.
19300 2007-01-02 Jan Hubicka <jh@suse.cz>
19302 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19303 Do not add referenced vars.
19304 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19306 * passes.c (init_optimization_passes): Put mudflap_2 after
19307 free_datastructures.
19309 2007-01-02 Jan Hubicka <jh@suse.cz>
19311 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19312 Set NOTHROW flag on call statements proved to be nothrow.
19313 Update statement of local calls so new pure/const functions are
19314 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19316 (tree_rest_of_compilation): Register hooks and initialize bitmap
19317 early. Do not set after_inlining flag.
19319 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19321 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19322 HOST_BITS_PER_LONGLONG
19324 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19327 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19328 warning for non-static initializers.
19330 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19332 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19333 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19334 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19335 Always use set_unique_reg_note to add REG_EQUAL notes.
19337 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19340 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19342 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19343 * cfgbuild.c (find_basic_blocks): Likewise.
19344 * cfgrtl.c (rtl_create_basic_block): Likewise.
19345 * function.c (temp_slots_at_level): Likewise.
19346 * reg-stack.c (stack_regs_mentioned): Likewise.
19347 * regclass.c (allocate_reg_info): Likewise.
19348 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19349 set_bb_for_stmt, move_block_to_fn): Likewise.
19350 * tree-complex.c (tree_lower_complex): Likewise.
19351 * vec.h (VEC_safe_grow_cleared): New.
19353 2007-01-02 Ian Lance Taylor <iant@google.com>
19355 * c-common.c (c_common_truthvalue_conversion): When warning about
19356 using an assignment as a truth value, set TREE_NO_WARNING.
19358 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19361 * c.opt (Wold-style-declaration): New.
19362 * doc/invoke.texi (C-only Warning Options): New.
19363 (Wold-style-declaration): Document it.
19364 (Wextra): Enabled by -Wextra.
19365 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19366 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19367 -Wold-style-declaration.
19369 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19371 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19372 * cfgbuild.c (find_basic_blocks): Likewise.
19373 * cfgrtl.c (rtl_create_basic_block): Likewise.
19374 * function.c (temp_slots_at_level): Likewise.
19375 * reg-stack.c (stack_regs_mentioned): Likewise.
19376 * regclass.c (allocate_reg_info): Likewise.
19377 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19378 set_bb_for_stmt, move_block_to_fn): Likewise.
19379 * tree-complex.c (tree_lower_complex): Likewise.
19380 * vec.h (VEC_safe_grow_cleared): New.
19382 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19384 * c-common.c (c_common_nodes_and_builtins): Since variants of
19385 void_type_node get built before it is given a name, we need to
19386 give those variants the name, too.
19387 (complete_array_type): We need to work with the canonical main
19388 type of the array, from which we will build the qualified version.
19389 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19390 * print-tree.c (print_node): Display canonical type information
19392 * stor-layout.c (layout_type): When we don't know the
19393 alignment of a type for which we're building an array, we end up
19394 guessing wrong, so make the type require structural equality.
19395 * tree.c (make_node_stat): When we build a new type, it is its
19396 own canonical type.
19397 (build_type_attribute_qual_variant): When building an attribute
19398 variant, its canonical type is the non-attribute variant. However,
19399 if the attributes are target-dependent and they differ, we need to
19400 use structural equality checks for this type.
19401 (build_qualified_type): A qualified type is not equivalent to its
19402 unqualified variant; set the canonical type appropriately.
19403 (build_distinct_type_copy): When building a distinct type from
19404 another type, the new type is its own canonical type.
19405 (build_variant_type_copy): When building a new type variant, we
19406 assume that it is equivalent to the original type.
19407 (build_pointer_type_for_mode): When building a pointer type, also
19408 build a canonical type pointer.
19409 (build_reference_type_for_mode): When building a reference type,
19410 also build a canonical type reference.
19411 (build_index_type): When we can't hash an index type (e.g.,
19412 because its maximum value is negative), the index type requires
19413 structural equality tests.
19414 (build_array_type): Build the canonical form of an array type.
19415 (build_function_type): Function types require structural equality,
19416 because they contain default arguments, attributes, etc.
19417 (build_method_type_directly): Ditto for method types.
19418 (build_offset_type): Build the canonical offset type.
19419 (build_complex_type): Build the canonical vector type.
19420 (make_vector_type): Build the canonical vector type.
19421 * tree.h (TYPE_CANONICAL): New.
19422 (TYPE_STRUCTURAL_EQUALITY_P): New.
19423 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19424 (struct tree_type): Added "canonical" field.
19425 * params.h (VERIFY_CANONICAL_TYPES): New.
19426 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19427 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19428 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19429 * doc/invoke.texi (verify-canonical-types): Document --param
19430 parameter for verifying canonical types.
19432 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19434 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19435 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19436 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19437 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19439 * config/rs6000/e500.h: New.
19440 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19441 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19443 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19444 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19445 TARGET_E500_DOUBLE): Remove.
19446 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19447 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19448 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19449 * config/rs6000/rs6000.c (rs6000_override_options): Use
19450 CHECK_E500_OPTIONS.
19452 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19454 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19455 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19456 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19457 rs6000_emit_cmove): Don't check TARGET_E500.
19458 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19459 sordered): Don't check TARGET_E500.
19461 2007-01-01 Eric Christopher <echristo@apple.com>
19463 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19464 HARD_REGISTER_NUM_P.
19466 2007-01-01 Roger Sayle <roger@eyesopen.com>
19468 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19469 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19470 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19473 2007-01-01 Mike Stump <mrs@apple.com>
19475 * configure.ac: Remove support for building with Apple's gcc-3.1.
19477 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19479 PR middle-end/30311
19480 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19481 REG is a hard register. Do not modify REG before calling
19483 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19484 multiple of the size of YMODE for certain lowpart cases.
19486 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19488 PR middle-end/30253
19489 * gimplify (voidify_wrapper_expr): Update for
19490 GIMPLE_MODIFY_STMT.
19492 2007-01-01 Andreas Schwab <schwab@suse.de>
19495 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19496 save of BR0 in extra_spill_size instead of spill_size.
19497 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19499 (ia64_expand_epilogue): Restore BR0 from its new location.
19501 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19503 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19504 Use a temporary variable if the left hand side is not a gimple
19507 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19509 * gimplify.c (gimplify_return_expr): Make the temporary variable
19510 for the return expression, a gimple register variable.
19512 2007-01-01 Jan Hubicka <jh@suse.cz>
19514 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19517 2007-01-01 Mike Stump <mrs@apple.com>
19519 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19521 * config/darwin.c (machopic_select_rtx_section): Use
19522 HAVE_GAS_LITERAL16.
19523 (darwin_mergeable_constant_section): Likewise.
19524 * configure: Regenerate.
19525 * config.in: Regenerate.
19527 2007-01-01 Jan Hubicka <jh@suse.cz>
19528 Andrew Pinski <pinskia@gmail.com>
19530 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19531 before starting IPA passes.